syzkaller login: [ 516.916671][ T31] kauditd_printk_skb: 6 callbacks suppressed [ 516.917171][ T31] audit: type=1400 audit(516.870:56): avc: denied { read write } for pid=3092 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 [ 516.917419][ T31] audit: type=1400 audit(516.870:57): avc: denied { open } for pid=3092 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]:3416' (ED25519) to the list of known hosts. [ 549.703731][ T31] audit: type=1400 audit(549.650:58): avc: denied { execute } for pid=3105 comm="sh" name="syz-executor1173621960" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 549.735325][ T31] audit: type=1400 audit(549.670:59): avc: denied { execute_no_trans } for pid=3105 comm="sh" path="/syz-executor1173621960" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 550.235249][ T31] audit: type=1400 audit(550.190:60): avc: denied { execmem } for pid=3105 comm="syz-executor117" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 550.246550][ T31] audit: type=1400 audit(550.200:61): avc: denied { prog_load } for pid=3106 comm="syz-executor117" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 550.247569][ T31] audit: type=1400 audit(550.200:62): avc: denied { bpf } for pid=3106 comm="syz-executor117" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 550.247932][ T31] audit: type=1400 audit(550.200:63): avc: denied { perfmon } for pid=3106 comm="syz-executor117" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 executing program [ 550.260366][ T31] audit: type=1400 audit(550.210:64): avc: denied { prog_run } for pid=3106 comm="syz-executor117" 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 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1324.055752][ T32] INFO: task kworker/0:0:9 blocked for more than 450 seconds. [ 1324.060720][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.060954][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.061195][ T32] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.061699][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.065308][ T32] Call trace: [ 1324.065774][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.066257][ T32] r10:829187f4 r9:df83dd84 r8:00000002 r7:60000113 r6:df83dd8c r5:8323e000 [ 1324.066417][ T32] r4:8323e000 [ 1324.066601][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.066721][ T32] r5:8323e000 r4:829187f0 [ 1324.066807][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.066931][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.067115][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df83de08 [ 1324.067193][ T32] r4:00000000 [ 1324.067317][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.067420][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.067511][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.067607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516a8c0 [ 1324.067714][ T32] r4:00000000 [ 1324.067795][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.067962][ T32] r9:83018005 r8:8323e000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1324.068093][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.068206][ T32] r5:00001000 r4:ed5a9000 [ 1324.068256][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.068343][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.068550][ T32] r5:85ca238c r4:85ca2000 [ 1324.068617][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.068757][ T32] r7:dddced40 r6:83018000 r5:85ca238c r4:830b8400 [ 1324.068823][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.068928][ T32] r10:61c88647 r9:8323e000 r8:830b842c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.068999][ T32] r4:830b8400 [ 1324.069437][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.069583][ T32] r10:00000000 r9:830b8400 r8:8027ed34 r7:df819e48 r6:830b8480 r5:8323e000 [ 1324.069705][ T32] r4:00000001 [ 1324.069859][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.070097][ T32] Exception stack(0xdf83dfb0 to 0xdf83dff8) [ 1324.070332][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.070431][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.070541][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.070691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.070755][ T32] r4:830b7180 [ 1324.071802][ T32] INFO: task kworker/0:0:9 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.071961][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.072241][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.072358][ T32] Call trace: [ 1324.072473][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.072593][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.072707][ T32] r4:00000000 [ 1324.072769][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.072934][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.073018][ T32] 1d20: 92197000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.073106][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.073176][ T32] 1d60: 80000013 ffffffff [ 1324.073278][ T32] r5:80000013 r4:80239bd0 [ 1324.073423][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.074233][ T32] r4:82ac11e4 [ 1324.074302][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.074433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.074499][ T32] r4:e0421dc0 [ 1324.074567][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.074677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.074737][ T32] r4:00000000 [ 1324.074837][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.075031][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.075193][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.075338][ T32] r5:00001000 r4:eda69000 [ 1324.075430][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.075596][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.075693][ T32] r5:85d4778c r4:85d47400 [ 1324.075741][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.075842][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.075933][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.076155][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.076248][ T32] r4:84ae2180 [ 1324.076337][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.076498][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.076578][ T32] r4:00000001 [ 1324.076660][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.076778][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.076870][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.076980][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.077178][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.077255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.077343][ T32] r4:84ae0100 [ 1324.077556][ T32] INFO: task kworker/0:2:43 blocked for more than 450 seconds. [ 1324.077637][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.077730][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.077784][ T32] task:kworker/0:2 state:D stack:0 pid:43 tgid:43 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.077900][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.078179][ T32] Call trace: [ 1324.078257][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.078368][ T32] r10:829187f4 r9:df911d84 r8:00000002 r7:60000013 r6:df911d8c r5:832eb000 [ 1324.078492][ T32] r4:832eb000 [ 1324.078545][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.078635][ T32] r5:832eb000 r4:829187f0 [ 1324.078684][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.078824][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.079005][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df911e08 [ 1324.079072][ T32] r4:00000000 [ 1324.079124][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.079211][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.079296][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.079472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b86e00 [ 1324.079540][ T32] r4:00000000 [ 1324.079586][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.079731][ T32] r9:83018005 r8:832eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1324.079793][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.079916][ T32] r5:00001000 r4:dfdff000 [ 1324.079970][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.080101][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.080247][ T32] r5:8499d38c r4:8499d000 [ 1324.080332][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.080440][ T32] r7:dddced40 r6:83018000 r5:8499d38c r4:83363280 [ 1324.080492][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.080695][ T32] r10:61c88647 r9:832eb000 r8:833632ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.080800][ T32] r4:83363280 [ 1324.080849][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.080950][ T32] r10:00000000 r9:83363280 r8:8027ed34 r7:df83de60 r6:832a1400 r5:832eb000 [ 1324.081008][ T32] r4:00000001 [ 1324.081091][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.081193][ T32] Exception stack(0xdf911fb0 to 0xdf911ff8) [ 1324.081255][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.081323][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.081387][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.081456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.081548][ T32] r4:8335fb00 [ 1324.082284][ T32] INFO: task kworker/0:2:43 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.082364][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.082541][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.082640][ T32] Call trace: [ 1324.082835][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.083024][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.083133][ T32] r4:00000000 [ 1324.083216][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.083308][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.083377][ T32] 1d20: 92197000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.083447][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.083729][ T32] 1d60: 80000013 ffffffff [ 1324.086828][ T32] r5:80000013 r4:80239bd0 [ 1324.086938][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.087272][ T32] r4:82ac11e4 [ 1324.087375][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.087477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.087535][ T32] r4:e0421dc0 [ 1324.087617][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.087745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.087842][ T32] r4:00000000 [ 1324.087944][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.088086][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.088266][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.088374][ T32] r5:00001000 r4:eda69000 [ 1324.088423][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.088540][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.088637][ T32] r5:85d4778c r4:85d47400 [ 1324.088717][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.088866][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.088926][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.089025][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.089190][ T32] r4:84ae2180 [ 1324.089250][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.089350][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.089475][ T32] r4:00000001 [ 1324.089604][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.089695][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.089819][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.089906][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.090027][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.090106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.090169][ T32] r4:84ae0100 [ 1324.090423][ T32] INFO: task kworker/1:2:96 blocked for more than 450 seconds. [ 1324.090531][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.090595][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.090643][ T32] task:kworker/1:2 state:D stack:0 pid:96 tgid:96 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.090836][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.090971][ T32] Call trace: [ 1324.091083][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.091253][ T32] r10:829187f4 r9:df9c1d84 r8:00000002 r7:60000113 r6:df9c1d8c r5:832fb000 [ 1324.091381][ T32] r4:832fb000 [ 1324.091471][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.091569][ T32] r5:832fb000 r4:829187f0 [ 1324.091615][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.091763][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.091874][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c1e08 [ 1324.091935][ T32] r4:00000000 [ 1324.092015][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.092107][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.092202][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.092292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bd600 [ 1324.092349][ T32] r4:00000000 [ 1324.092392][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.092486][ T32] r9:83018205 r8:832fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1324.092566][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.092669][ T32] r5:00001000 r4:ec89b000 [ 1324.092746][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.092839][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.092979][ T32] r5:8474738c r4:84747000 [ 1324.093037][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.093142][ T32] r7:ddde2d40 r6:83018200 r5:8474738c r4:832b7a80 [ 1324.093191][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.093370][ T32] r10:61c88647 r9:832fb000 r8:832b7aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.106842][ T32] r4:832b7a80 [ 1324.106938][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.107130][ T32] r10:00000000 r9:832b7a80 r8:8027ed34 r7:df879e60 r6:832b7b00 r5:832fb000 [ 1324.107230][ T32] r4:00000001 [ 1324.107341][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.107528][ T32] Exception stack(0xdf9c1fb0 to 0xdf9c1ff8) [ 1324.107608][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.107680][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.107747][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.107844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.107979][ T32] r4:832bcbc0 [ 1324.108691][ T32] INFO: task kworker/1:2:96 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.108768][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.108957][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.109136][ T32] Call trace: [ 1324.109261][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.109476][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.109584][ T32] r4:00000000 [ 1324.109642][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.109725][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.109825][ T32] 1d20: 92197000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.109914][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.109979][ T32] 1d60: 80000013 ffffffff [ 1324.110069][ T32] r5:80000013 r4:80239bd0 [ 1324.110188][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.110411][ T32] r4:82ac11e4 [ 1324.110606][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.110713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.110800][ T32] r4:e0421dc0 [ 1324.110923][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.111062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.111139][ T32] r4:00000000 [ 1324.111223][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.111333][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.111454][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.111584][ T32] r5:00001000 r4:eda69000 [ 1324.111711][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.111808][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.111906][ T32] r5:85d4778c r4:85d47400 [ 1324.111956][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.112058][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.112135][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.112242][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.112297][ T32] r4:84ae2180 [ 1324.112342][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.112441][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.112500][ T32] r4:00000001 [ 1324.112668][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.112834][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.112950][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.113022][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.113136][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.113221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.113276][ T32] r4:84ae0100 [ 1324.128400][ T32] INFO: task kworker/1:0:3096 blocked for more than 450 seconds. [ 1324.128579][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.128661][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.128748][ T32] task:kworker/1:0 state:D stack:0 pid:3096 tgid:3096 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.128924][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.129185][ T32] Call trace: [ 1324.129419][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.129556][ T32] r10:829187f4 r9:df849d84 r8:00000002 r7:60000013 r6:df849d8c r5:839c9800 [ 1324.129622][ T32] r4:839c9800 [ 1324.129669][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.129759][ T32] r5:839c9800 r4:829187f0 [ 1324.129807][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.129941][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.130097][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df849e08 [ 1324.130168][ T32] r4:00000000 [ 1324.130221][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.130338][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.130470][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.130575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d9e40 [ 1324.130713][ T32] r4:00000000 [ 1324.130765][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.130872][ T32] r9:83018205 r8:839c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f11b000 [ 1324.130931][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.131025][ T32] r5:00001000 r4:ed995000 [ 1324.131127][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.131273][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.131377][ T32] r5:85cc2b8c r4:85cc2800 [ 1324.131535][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.131649][ T32] r7:ddde2d40 r6:83018200 r5:85cc2b8c r4:847bb580 [ 1324.131730][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.131836][ T32] r10:61c88647 r9:839c9800 r8:847bb5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.131894][ T32] r4:847bb580 [ 1324.131974][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.132086][ T32] r10:00000000 r9:847bb580 r8:8027ed34 r7:eb0c9e60 r6:849cc780 r5:839c9800 [ 1324.132191][ T32] r4:00000001 [ 1324.132282][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.132367][ T32] Exception stack(0xdf849fb0 to 0xdf849ff8) [ 1324.132463][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.132639][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.132711][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.132781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.132868][ T32] r4:832b2c40 [ 1324.146908][ T32] INFO: task kworker/1:0:3096 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.147111][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.147343][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.147549][ T32] Call trace: [ 1324.147627][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.147750][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.147835][ T32] r4:00000000 [ 1324.147956][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.148081][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.148158][ T32] 1d20: 92197000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.148230][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.148317][ T32] 1d60: 80000013 ffffffff [ 1324.148411][ T32] r5:80000013 r4:80239bd0 [ 1324.148516][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.148653][ T32] r4:82ac11e4 [ 1324.148721][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.148875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.148983][ T32] r4:e0421dc0 [ 1324.149063][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.149172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.149233][ T32] r4:00000000 [ 1324.149279][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.149382][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.149434][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.149555][ T32] r5:00001000 r4:eda69000 [ 1324.149614][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.149734][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.149875][ T32] r5:85d4778c r4:85d47400 [ 1324.149968][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.150100][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.150153][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.150254][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.150366][ T32] r4:84ae2180 [ 1324.150441][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.150587][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.150683][ T32] r4:00000001 [ 1324.150810][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.150942][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.151051][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.151212][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.151324][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.151407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.151462][ T32] r4:84ae0100 [ 1324.151542][ T32] INFO: task kworker/1:6:3119 blocked for more than 450 seconds. [ 1324.151613][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.151670][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.151744][ T32] task:kworker/1:6 state:D stack:0 pid:3119 tgid:3119 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.151898][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.151992][ T32] Call trace: [ 1324.152133][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.152301][ T32] r10:829187f4 r9:df971d84 r8:00000002 r7:60000113 r6:df971d8c r5:844c0c00 [ 1324.152417][ T32] r4:844c0c00 [ 1324.152468][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.152556][ T32] r5:844c0c00 r4:829187f0 [ 1324.152659][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.152790][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.152900][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df971e08 [ 1324.152963][ T32] r4:00000000 [ 1324.153045][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.153163][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.153313][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.164344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85628c80 [ 1324.164413][ T32] r4:00000000 [ 1324.164455][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.164574][ T32] r9:83018205 r8:844c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [ 1324.164632][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.164731][ T32] r5:00001000 r4:eca35000 [ 1324.164778][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.164861][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.164957][ T32] r5:858d538c r4:858d5000 [ 1324.165128][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.165238][ T32] r7:ddde2d40 r6:83018200 r5:858d538c r4:83349880 [ 1324.165290][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.165388][ T32] r10:61c88647 r9:844c0c00 r8:833498ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.165444][ T32] r4:83349880 [ 1324.165488][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.165590][ T32] r10:00000000 r9:83349880 r8:8027ed34 r7:df9ede60 r6:849cce00 r5:844c0c00 [ 1324.165731][ T32] r4:00000001 [ 1324.165786][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.165933][ T32] Exception stack(0xdf971fb0 to 0xdf971ff8) [ 1324.166031][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.166128][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.166200][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.166283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.166376][ T32] r4:8477f400 [ 1324.167193][ T32] INFO: task kworker/1:6:3119 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.167336][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.167492][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.167702][ T32] Call trace: [ 1324.167897][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.168085][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.168155][ T32] r4:00000000 [ 1324.168231][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.168365][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.168474][ T32] 1d20: 92197000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.168551][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.168609][ T32] 1d60: 80000013 ffffffff [ 1324.168663][ T32] r5:80000013 r4:80239bd0 [ 1324.168748][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.168847][ T32] r4:82ac11e4 [ 1324.168941][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.169044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.169249][ T32] r4:e0421dc0 [ 1324.169470][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.169638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.169720][ T32] r4:00000000 [ 1324.169789][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.170052][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.170233][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.170396][ T32] r5:00001000 r4:eda69000 [ 1324.170483][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.170620][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.170727][ T32] r5:85d4778c r4:85d47400 [ 1324.170775][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.170897][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.170952][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.171078][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.171144][ T32] r4:84ae2180 [ 1324.171194][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.171305][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.171365][ T32] r4:00000001 [ 1324.171447][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.171535][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.171632][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.171714][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.171780][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.171853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.171924][ T32] r4:84ae0100 [ 1324.172303][ T32] INFO: task kworker/1:7:3120 blocked for more than 450 seconds. [ 1324.172452][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.172521][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.172570][ T32] task:kworker/1:7 state:D stack:0 pid:3120 tgid:3120 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.172836][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.173044][ T32] Call trace: [ 1324.173216][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.173377][ T32] r10:829187f4 r9:df9fdd84 r8:00000002 r7:60000013 r6:df9fdd8c r5:832e8c00 [ 1324.194183][ T32] r4:832e8c00 [ 1324.194291][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.194425][ T32] r5:832e8c00 r4:829187f0 [ 1324.194475][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.194607][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.194761][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9fde08 [ 1324.194831][ T32] r4:00000000 [ 1324.194891][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.195107][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.195238][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.195345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b86180 [ 1324.195403][ T32] r4:00000000 [ 1324.195453][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.195555][ T32] r9:83018205 r8:832e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1324.195608][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.195739][ T32] r5:00001000 r4:e0513000 [ 1324.195876][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.195976][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.196067][ T32] r5:84b5cb8c r4:84b5c800 [ 1324.196154][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.196339][ T32] r7:ddde2d40 r6:83018200 r5:84b5cb8c r4:83349800 [ 1324.196402][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.196503][ T32] r10:61c88647 r9:832e8c00 r8:8334982c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.196606][ T32] r4:83349800 [ 1324.196659][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.196760][ T32] r10:00000000 r9:83349800 r8:8027ed34 r7:df971e60 r6:849cca80 r5:832e8c00 [ 1324.196816][ T32] r4:00000001 [ 1324.196874][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.196957][ T32] Exception stack(0xdf9fdfb0 to 0xdf9fdff8) [ 1324.197032][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.197211][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.197340][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.197452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.197517][ T32] r4:8477f400 [ 1324.198254][ T32] INFO: task kworker/1:7:3120 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.198335][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.198515][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.198680][ T32] Call trace: [ 1324.198825][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.198994][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.199088][ T32] r4:00000000 [ 1324.199139][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.199225][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.199297][ T32] 1d20: 92197000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.199368][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.199425][ T32] 1d60: 80000013 ffffffff [ 1324.199512][ T32] r5:80000013 r4:80239bd0 [ 1324.199565][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.199653][ T32] r4:82ac11e4 [ 1324.199736][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.199841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.199963][ T32] r4:e0421dc0 [ 1324.200015][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.200108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.200165][ T32] r4:00000000 [ 1324.200210][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.200309][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.200360][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.200489][ T32] r5:00001000 r4:eda69000 [ 1324.200625][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.200745][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.200846][ T32] r5:85d4778c r4:85d47400 [ 1324.200900][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.201030][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.201127][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.201230][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.201325][ T32] r4:84ae2180 [ 1324.201395][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.201537][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.201603][ T32] r4:00000001 [ 1324.201710][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.201846][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.201923][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.201992][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.202123][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.202207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.202298][ T32] r4:84ae0100 [ 1324.202371][ T32] INFO: task kworker/0:3:3121 blocked for more than 450 seconds. [ 1324.202443][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.202515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.202605][ T32] task:kworker/0:3 state:D stack:0 pid:3121 tgid:3121 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.202741][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.202897][ T32] Call trace: [ 1324.203023][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.203167][ T32] r10:829187f4 r9:dfa01d84 r8:00000002 r7:60000113 r6:dfa01d8c r5:83aa6c00 [ 1324.203235][ T32] r4:83aa6c00 [ 1324.203280][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.218822][ T32] r5:83aa6c00 r4:829187f0 [ 1324.218976][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.219141][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.219249][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa01e08 [ 1324.219306][ T32] r4:00000000 [ 1324.219394][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.219487][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.219573][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.219664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85154480 [ 1324.219772][ T32] r4:00000000 [ 1324.219833][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.219942][ T32] r9:83018005 r8:83aa6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1324.220037][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.220148][ T32] r5:00001000 r4:e05b3000 [ 1324.220240][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.220330][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.220421][ T32] r5:850c2b8c r4:850c2800 [ 1324.220471][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.220606][ T32] r7:dddced40 r6:83018000 r5:850c2b8c r4:849cce80 [ 1324.220669][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.220769][ T32] r10:61c88647 r9:83aa6c00 r8:849cceac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.220823][ T32] r4:849cce80 [ 1324.220875][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.220974][ T32] r10:00000000 r9:849cce80 r8:8027ed34 r7:df911e60 r6:847bbf80 r5:83aa6c00 [ 1324.221030][ T32] r4:00000001 [ 1324.221076][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.221155][ T32] Exception stack(0xdfa01fb0 to 0xdfa01ff8) [ 1324.221328][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.221411][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.221479][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.221549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.221636][ T32] r4:8478d680 [ 1324.222423][ T32] INFO: task kworker/0:3:3121 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.222546][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.222698][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.222798][ T32] Call trace: [ 1324.222873][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.222979][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.223034][ T32] r4:00000000 [ 1324.223079][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.223166][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.223279][ T32] 1d20: 92197000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.235709][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.235857][ T32] 1d60: 80000013 ffffffff [ 1324.235931][ T32] r5:80000013 r4:80239bd0 [ 1324.236013][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.236150][ T32] r4:82ac11e4 [ 1324.236227][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.236330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.236385][ T32] r4:e0421dc0 [ 1324.236453][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.236566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.236623][ T32] r4:00000000 [ 1324.236701][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.236817][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.236880][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.236978][ T32] r5:00001000 r4:eda69000 [ 1324.237082][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.237174][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.237291][ T32] r5:85d4778c r4:85d47400 [ 1324.237374][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.237595][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.237693][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.237807][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.237877][ T32] r4:84ae2180 [ 1324.237974][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.238108][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.238199][ T32] r4:00000001 [ 1324.238311][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.238419][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.238484][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.238554][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.238624][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.238691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.238750][ T32] r4:84ae0100 [ 1324.238846][ T32] INFO: task kworker/0:4:3122 blocked for more than 450 seconds. [ 1324.238978][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.239087][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.239144][ T32] task:kworker/0:4 state:D stack:0 pid:3122 tgid:3122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.239261][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.239451][ T32] Call trace: [ 1324.239589][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.239696][ T32] r10:829187f4 r9:dfa05d84 r8:00000002 r7:60000113 r6:dfa05d8c r5:83aa6000 [ 1324.239752][ T32] r4:83aa6000 [ 1324.239795][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.239891][ T32] r5:83aa6000 r4:829187f0 [ 1324.239940][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.240069][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.240182][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa05e08 [ 1324.240303][ T32] r4:00000000 [ 1324.240353][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.240433][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.240512][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.240603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae7140 [ 1324.240658][ T32] r4:00000000 [ 1324.240731][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.240840][ T32] r9:83018005 r8:83aa6000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1324.240930][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.241117][ T32] r5:00001000 r4:e0097000 [ 1324.241230][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.241338][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.241432][ T32] r5:84b5e38c r4:84b5e000 [ 1324.241480][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.241577][ T32] r7:dddced40 r6:83018000 r5:84b5e38c r4:8431c280 [ 1324.241662][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.241765][ T32] r10:61c88647 r9:83aa6000 r8:8431c2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.241822][ T32] r4:8431c280 [ 1324.241931][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.242061][ T32] r10:00000000 r9:8431c280 r8:8027ed34 r7:dfa01e60 r6:83c0e680 r5:83aa6000 [ 1324.242168][ T32] r4:00000001 [ 1324.242227][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.242308][ T32] Exception stack(0xdfa05fb0 to 0xdfa05ff8) [ 1324.242396][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.242472][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.242538][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.242609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.242661][ T32] r4:8478d680 [ 1324.254168][ T32] INFO: task kworker/0:4:3122 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.254359][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.254561][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.254755][ T32] Call trace: [ 1324.254827][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.254954][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.255017][ T32] r4:00000000 [ 1324.255110][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.255205][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.255276][ T32] 1d20: 92197000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.255347][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.255406][ T32] 1d60: 80000013 ffffffff [ 1324.255519][ T32] r5:80000013 r4:80239bd0 [ 1324.255580][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.255672][ T32] r4:82ac11e4 [ 1324.255717][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.255811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.255873][ T32] r4:e0421dc0 [ 1324.255923][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.256019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.256073][ T32] r4:00000000 [ 1324.256119][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.256222][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.256274][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.256366][ T32] r5:00001000 r4:eda69000 [ 1324.256443][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.256552][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.256648][ T32] r5:85d4778c r4:85d47400 [ 1324.256694][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.256793][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.256844][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.256955][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.257016][ T32] r4:84ae2180 [ 1324.257065][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.257172][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.257232][ T32] r4:00000001 [ 1324.257279][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.257357][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.257446][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.257523][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.257590][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.257706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.257841][ T32] r4:84ae0100 [ 1324.257933][ T32] INFO: task kworker/0:5:3125 blocked for more than 450 seconds. [ 1324.258047][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.258116][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.258167][ T32] task:kworker/0:5 state:D stack:0 pid:3125 tgid:3125 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.258344][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.258433][ T32] Call trace: [ 1324.258499][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.258604][ T32] r10:829187f4 r9:df9f9d84 r8:00000002 r7:60000013 r6:df9f9d8c r5:84193000 [ 1324.258662][ T32] r4:84193000 [ 1324.258722][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.258813][ T32] r5:84193000 r4:829187f0 [ 1324.258877][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.258966][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.259060][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f9e08 [ 1324.259118][ T32] r4:00000000 [ 1324.259184][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.259281][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.259394][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.259500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba06c0 [ 1324.259595][ T32] r4:00000000 [ 1324.259692][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.259795][ T32] r9:83018005 r8:84193000 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1324.259903][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.260000][ T32] r5:00001000 r4:df9b3000 [ 1324.260046][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.260128][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.260220][ T32] r5:84b5e78c r4:84b5e400 [ 1324.260297][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.260435][ T32] r7:dddced40 r6:83018000 r5:84b5e78c r4:830cd100 [ 1324.260519][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.260623][ T32] r10:61c88647 r9:84193000 r8:830cd12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.260678][ T32] r4:830cd100 [ 1324.260724][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.260883][ T32] r10:00000000 r9:830cd100 r8:8027ed34 r7:dfa01e60 r6:830cd080 r5:84193000 [ 1324.260953][ T32] r4:00000001 [ 1324.260998][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.261074][ T32] Exception stack(0xdf9f9fb0 to 0xdf9f9ff8) [ 1324.261170][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.261244][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.261381][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.261463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.261520][ T32] r4:8478de40 [ 1324.262252][ T32] INFO: task kworker/0:5:3125 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.262334][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.262617][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.262903][ T32] Call trace: [ 1324.263068][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.263227][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.263583][ T32] r4:00000000 [ 1324.287924][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.288133][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.288217][ T32] 1d20: 92197000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.288290][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.288348][ T32] 1d60: 80000013 ffffffff [ 1324.288406][ T32] r5:80000013 r4:80239bd0 [ 1324.288457][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.288700][ T32] r4:82ac11e4 [ 1324.288759][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.288853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.288914][ T32] r4:e0421dc0 [ 1324.288961][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.289090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.289160][ T32] r4:00000000 [ 1324.289237][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.289410][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.289557][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.289693][ T32] r5:00001000 r4:eda69000 [ 1324.289753][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.289839][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.290097][ T32] r5:85d4778c r4:85d47400 [ 1324.290184][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.290290][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.290342][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.290479][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.290629][ T32] r4:84ae2180 [ 1324.290689][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.290788][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.290843][ T32] r4:00000001 [ 1324.290894][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.291013][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.291088][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.291190][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.291303][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.291379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.291526][ T32] r4:84ae0100 [ 1324.291672][ T32] INFO: task kworker/1:8:3126 blocked for more than 450 seconds. [ 1324.291757][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.291872][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.292021][ T32] task:kworker/1:8 state:D stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.292152][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.292248][ T32] Call trace: [ 1324.292406][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.292571][ T32] r10:829187f4 r9:dfa19d84 r8:00000002 r7:60000113 r6:dfa19d8c r5:84191800 [ 1324.292638][ T32] r4:84191800 [ 1324.292713][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.292881][ T32] r5:84191800 r4:829187f0 [ 1324.292936][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.293106][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.293225][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa19e08 [ 1324.293423][ T32] r4:00000000 [ 1324.305419][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.305572][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.305729][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.305836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e51c0 [ 1324.305970][ T32] r4:00000000 [ 1324.306187][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.306298][ T32] r9:83018205 r8:84191800 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1324.306352][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.306446][ T32] r5:00001000 r4:df9cd000 [ 1324.306569][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.306678][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.306788][ T32] r5:84b2cf8c r4:84b2cc00 [ 1324.306840][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.306981][ T32] r7:ddde2d40 r6:83018200 r5:84b2cf8c r4:83349f80 [ 1324.307039][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.307138][ T32] r10:61c88647 r9:84191800 r8:83349fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.307201][ T32] r4:83349f80 [ 1324.307245][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.307343][ T32] r10:00000000 r9:83349f80 r8:8027ed34 r7:df971e60 r6:840e4380 r5:84191800 [ 1324.307495][ T32] r4:00000001 [ 1324.307605][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.307746][ T32] Exception stack(0xdfa19fb0 to 0xdfa19ff8) [ 1324.307849][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.308020][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.308091][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.308237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.308298][ T32] r4:8477f600 [ 1324.309035][ T32] INFO: task kworker/1:8:3126 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.309259][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.309518][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.309623][ T32] Call trace: [ 1324.309763][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.309884][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.309943][ T32] r4:00000000 [ 1324.310029][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.310138][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.310212][ T32] 1d20: 92197000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.310338][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.310433][ T32] 1d60: 80000013 ffffffff [ 1324.310537][ T32] r5:80000013 r4:80239bd0 [ 1324.310596][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.310685][ T32] r4:82ac11e4 [ 1324.310783][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.310950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.311010][ T32] r4:e0421dc0 [ 1324.311055][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.311150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.311205][ T32] r4:00000000 [ 1324.311248][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.311347][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.311399][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.311488][ T32] r5:00001000 r4:eda69000 [ 1324.311608][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.311752][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.311847][ T32] r5:85d4778c r4:85d47400 [ 1324.311912][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.312013][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.312062][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.312158][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.312213][ T32] r4:84ae2180 [ 1324.312295][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.312398][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.312452][ T32] r4:00000001 [ 1324.312499][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.312617][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.312729][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.312838][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.312973][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.313049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.313139][ T32] r4:84ae0100 [ 1324.313241][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.329522][ T32] INFO: task kworker/0:6:3128 blocked for more than 450 seconds. [ 1324.329743][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.329818][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.329947][ T32] task:kworker/0:6 state:D stack:0 pid:3128 tgid:3128 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.330104][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.330292][ T32] Call trace: [ 1324.330370][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.330488][ T32] r10:829187f4 r9:dfa11d84 r8:00000002 r7:60000113 r6:dfa11d8c r5:83308000 [ 1324.330546][ T32] r4:83308000 [ 1324.330622][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.330726][ T32] r5:83308000 r4:829187f0 [ 1324.330818][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.330925][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.331031][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa11e08 [ 1324.331086][ T32] r4:00000000 [ 1324.331131][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.331214][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.331300][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.331395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b08ec0 [ 1324.331451][ T32] r4:00000000 [ 1324.331494][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.331593][ T32] r9:83018005 r8:83308000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1324.331645][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.331737][ T32] r5:00001000 r4:e0509000 [ 1324.331845][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.331947][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.332039][ T32] r5:850c078c r4:850c0400 [ 1324.332087][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.332187][ T32] r7:dddced40 r6:83018000 r5:850c078c r4:840e4300 [ 1324.332237][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.332336][ T32] r10:61c88647 r9:83308000 r8:840e432c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.332425][ T32] r4:840e4300 [ 1324.332504][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.332638][ T32] r10:00000000 r9:840e4300 r8:8027ed34 r7:dfa01e60 r6:830b8780 r5:83308000 [ 1324.332709][ T32] r4:00000001 [ 1324.332757][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.332908][ T32] Exception stack(0xdfa11fb0 to 0xdfa11ff8) [ 1324.332983][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.333053][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.333118][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.333245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.333312][ T32] r4:8478dd80 [ 1324.341943][ T32] INFO: task kworker/0:6:3128 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.342117][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.342247][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.342328][ T32] Call trace: [ 1324.342397][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.342459][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.342488][ T32] r4:00000000 [ 1324.342509][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.342549][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.342605][ T32] 1d20: 92197000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.342657][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.342687][ T32] 1d60: 80000013 ffffffff [ 1324.342718][ T32] r5:80000013 r4:80239bd0 [ 1324.342743][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.342809][ T32] r4:82ac11e4 [ 1324.342833][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.342911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.342942][ T32] r4:e0421dc0 [ 1324.342962][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.343009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.343035][ T32] r4:00000000 [ 1324.343056][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.343104][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.343129][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.343173][ T32] r5:00001000 r4:eda69000 [ 1324.343195][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.343235][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.343278][ T32] r5:85d4778c r4:85d47400 [ 1324.343371][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.349835][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.349904][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.349979][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.350049][ T32] r4:84ae2180 [ 1324.350086][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.350138][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.350195][ T32] r4:00000001 [ 1324.350230][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.350272][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.350303][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.350335][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.350367][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.350430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.350472][ T32] r4:84ae0100 [ 1324.350499][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.350529][ T32] INFO: task kworker/0:7:3131 blocked for more than 450 seconds. [ 1324.350563][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.350596][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.350622][ T32] task:kworker/0:7 state:D stack:0 pid:3131 tgid:3131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.350684][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.350731][ T32] Call trace: [ 1324.350764][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.350848][ T32] r10:829187f4 r9:dfa41d84 r8:00000002 r7:60000113 r6:dfa41d8c r5:8325a400 [ 1324.350887][ T32] r4:8325a400 [ 1324.350937][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.350985][ T32] r5:8325a400 r4:829187f0 [ 1324.351030][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.351075][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.351135][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa41e08 [ 1324.351164][ T32] r4:00000000 [ 1324.351196][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.351249][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.351294][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.351337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ee2c0 [ 1324.351385][ T32] r4:00000000 [ 1324.351422][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.351475][ T32] r9:83018005 r8:8325a400 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1324.351500][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.351543][ T32] r5:00001000 r4:e07db000 [ 1324.351593][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.351638][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.351681][ T32] r5:850c238c r4:850c2000 [ 1324.351702][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.351747][ T32] r7:dddced40 r6:83018000 r5:850c238c r4:84587980 [ 1324.351769][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.351846][ T32] r10:61c88647 r9:8325a400 r8:845879ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.351888][ T32] r4:84587980 [ 1324.351909][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.351955][ T32] r10:00000000 r9:84587980 r8:8027ed34 r7:dfa01e60 r6:830b8700 r5:8325a400 [ 1324.351991][ T32] r4:00000001 [ 1324.352025][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.352079][ T32] Exception stack(0xdfa41fb0 to 0xdfa41ff8) [ 1324.352111][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.352144][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.352174][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.352206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.352231][ T32] r4:8478d240 [ 1324.352620][ T32] INFO: task kworker/0:7:3131 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.352657][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.352732][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.352778][ T32] Call trace: [ 1324.352808][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.352891][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.352922][ T32] r4:00000000 [ 1324.352942][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.352982][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.353014][ T32] 1d20: 92197000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.353047][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.353101][ T32] 1d60: 80000013 ffffffff [ 1324.353133][ T32] r5:80000013 r4:80239bd0 [ 1324.353157][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.353227][ T32] r4:82ac11e4 [ 1324.353263][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.353311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.353337][ T32] r4:e0421dc0 [ 1324.353413][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.358963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.359012][ T32] r4:00000000 [ 1324.359036][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.359104][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.359130][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.359195][ T32] r5:00001000 r4:eda69000 [ 1324.359222][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.359279][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.359327][ T32] r5:85d4778c r4:85d47400 [ 1324.359369][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.359434][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.359470][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.359521][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.359558][ T32] r4:84ae2180 [ 1324.359593][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.359645][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.359671][ T32] r4:00000001 [ 1324.359704][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.359745][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.359787][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.359834][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.359873][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.359907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.359933][ T32] r4:84ae0100 [ 1324.359957][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.359985][ T32] INFO: task kworker/0:8:3134 blocked for more than 450 seconds. [ 1324.360018][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.360046][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.360068][ T32] task:kworker/0:8 state:D stack:0 pid:3134 tgid:3134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.360125][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.360171][ T32] Call trace: [ 1324.360242][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.360296][ T32] r10:829187f4 r9:dfa59d84 r8:00000002 r7:60000113 r6:dfa59d8c r5:83ffc800 [ 1324.360334][ T32] r4:83ffc800 [ 1324.360369][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.360415][ T32] r5:83ffc800 r4:829187f0 [ 1324.360437][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.360477][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.360525][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa59e08 [ 1324.360554][ T32] r4:00000000 [ 1324.360577][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.360616][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.360657][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.360702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fae80 [ 1324.360728][ T32] r4:00000000 [ 1324.360748][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.360793][ T32] r9:83018005 r8:83ffc800 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1324.360852][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.360918][ T32] r5:00001000 r4:eab2f000 [ 1324.360943][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.360983][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.361027][ T32] r5:850c338c r4:850c3000 [ 1324.361064][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.361114][ T32] r7:dddced40 r6:83018000 r5:850c338c r4:84780000 [ 1324.361154][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.361215][ T32] r10:61c88647 r9:83ffc800 r8:8478002c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.361253][ T32] r4:84780000 [ 1324.361276][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.361323][ T32] r10:00000000 r9:84780000 r8:8027ed34 r7:dfa01e60 r6:830b8680 r5:83ffc800 [ 1324.361348][ T32] r4:00000001 [ 1324.361379][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.361418][ T32] Exception stack(0xdfa59fb0 to 0xdfa59ff8) [ 1324.361446][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.361480][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.361510][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.361554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.361584][ T32] r4:847c0640 [ 1324.362067][ T32] INFO: task kworker/0:8:3134 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.362142][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.362206][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.362253][ T32] Call trace: [ 1324.362315][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.362383][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.362413][ T32] r4:00000000 [ 1324.362451][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.362495][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.362527][ T32] 1d20: 92197000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.362560][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.362587][ T32] 1d60: 80000013 ffffffff [ 1324.362611][ T32] r5:80000013 r4:80239bd0 [ 1324.362649][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.362695][ T32] r4:82ac11e4 [ 1324.362717][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.362761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.362787][ T32] r4:e0421dc0 [ 1324.362819][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.362873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.362900][ T32] r4:00000000 [ 1324.362920][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.363002][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.363030][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.363074][ T32] r5:00001000 r4:eda69000 [ 1324.363095][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.363134][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.363176][ T32] r5:85d4778c r4:85d47400 [ 1324.363197][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.363244][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.363279][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.363331][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.363385][ T32] r4:84ae2180 [ 1324.363418][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.363466][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.373897][ T32] r4:00000001 [ 1324.373986][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.374114][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.374172][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.374211][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.374241][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.374277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.374304][ T32] r4:84ae0100 [ 1324.374328][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.374358][ T32] INFO: task kworker/0:9:3135 blocked for more than 450 seconds. [ 1324.374392][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.374422][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.374444][ T32] task:kworker/0:9 state:D stack:0 pid:3135 tgid:3135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.374502][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.374552][ T32] Call trace: [ 1324.374795][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.376184][ T32] r10:829187f4 r9:dfa5dd84 r8:00000002 r7:60000113 r6:dfa5dd8c r5:83ffd400 [ 1324.377280][ T32] r4:83ffd400 [ 1324.378186][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.379303][ T32] r5:83ffd400 r4:829187f0 [ 1324.380284][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.381447][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.383323][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa5de08 [ 1324.395015][ T32] r4:00000000 [ 1324.395067][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.395133][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.395178][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.395223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a2140 [ 1324.395250][ T32] r4:00000000 [ 1324.395271][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.395320][ T32] r9:83018005 r8:83ffd400 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1324.395346][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.395394][ T32] r5:00001000 r4:dfa1b000 [ 1324.395443][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.395489][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.395533][ T32] r5:8473a78c r4:8473a400 [ 1324.395555][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.395603][ T32] r7:dddced40 r6:83018000 r5:8473a78c r4:84780080 [ 1324.395627][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.395699][ T32] r10:61c88647 r9:83ffd400 r8:847800ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.395731][ T32] r4:84780080 [ 1324.395753][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.395801][ T32] r10:00000000 r9:84780080 r8:8027ed34 r7:dfa59e60 r6:830b8600 r5:83ffd400 [ 1324.395828][ T32] r4:00000001 [ 1324.395884][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.395928][ T32] Exception stack(0xdfa5dfb0 to 0xdfa5dff8) [ 1324.395989][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.396043][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.396088][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.396127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.396154][ T32] r4:8478d300 [ 1324.396560][ T32] INFO: task kworker/0:9:3135 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.396600][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.396719][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.396799][ T32] Call trace: [ 1324.396836][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.396897][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.396935][ T32] r4:00000000 [ 1324.396960][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.397029][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.397066][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.397099][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.397127][ T32] 1d60: 80000013 ffffffff [ 1324.397152][ T32] r5:80000013 r4:80239bd0 [ 1324.397193][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.397241][ T32] r4:82ac11e4 [ 1324.397263][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.397335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.397365][ T32] r4:e0421dc0 [ 1324.397386][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.397434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.397462][ T32] r4:00000000 [ 1324.397483][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.397530][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.397554][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.397597][ T32] r5:00001000 r4:eda69000 [ 1324.397618][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.397661][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.397707][ T32] r5:85d4778c r4:85d47400 [ 1324.397728][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.397813][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.397840][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.397931][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.397979][ T32] r4:84ae2180 [ 1324.398036][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.398090][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.398116][ T32] r4:00000001 [ 1324.398136][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.398172][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.398202][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.398234][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.398266][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.398298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.398345][ T32] r4:84ae0100 [ 1324.398371][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.398429][ T32] INFO: task kworker/0:10:3138 blocked for more than 450 seconds. [ 1324.398471][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.398501][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.398523][ T32] task:kworker/0:10 state:D stack:0 pid:3138 tgid:3138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.398596][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.398661][ T32] Call trace: [ 1324.398724][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.398778][ T32] r10:829187f4 r9:dfa65d84 r8:00000002 r7:60000113 r6:dfa65d8c r5:8324a400 [ 1324.398839][ T32] r4:8324a400 [ 1324.398884][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.398931][ T32] r5:8324a400 r4:829187f0 [ 1324.398952][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.398992][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.399039][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa65e08 [ 1324.399065][ T32] r4:00000000 [ 1324.399085][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.399145][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.399187][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.399232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851eee40 [ 1324.399274][ T32] r4:00000000 [ 1324.399298][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.399344][ T32] r9:83018005 r8:8324a400 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1324.399398][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.399445][ T32] r5:00001000 r4:ead8f000 [ 1324.399482][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.399525][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.399578][ T32] r5:852f5f8c r4:852f5c00 [ 1324.399613][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.399661][ T32] r7:dddced40 r6:83018000 r5:852f5f8c r4:84780100 [ 1324.399698][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.399748][ T32] r10:61c88647 r9:8324a400 r8:8478012c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.399774][ T32] r4:84780100 [ 1324.399794][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.399850][ T32] r10:00000000 r9:84780100 r8:8027ed34 r7:dfa5de60 r6:84585d80 r5:8324a400 [ 1324.399890][ T32] r4:00000001 [ 1324.399912][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.399977][ T32] Exception stack(0xdfa65fb0 to 0xdfa65ff8) [ 1324.400009][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.400044][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.400074][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.400106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.400133][ T32] r4:847cf100 [ 1324.400362][ T32] INFO: task kworker/0:10:3138 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.400431][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.400505][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.400552][ T32] Call trace: [ 1324.400582][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.400644][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.400676][ T32] r4:00000000 [ 1324.400710][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.400753][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.400799][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.400851][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.400889][ T32] 1d60: 80000013 ffffffff [ 1324.400914][ T32] r5:80000013 r4:80239bd0 [ 1324.400935][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.400977][ T32] r4:82ac11e4 [ 1324.400997][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.401040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.401066][ T32] r4:e0421dc0 [ 1324.401086][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.401129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.401155][ T32] r4:00000000 [ 1324.401174][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.401221][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.401245][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.401287][ T32] r5:00001000 r4:eda69000 [ 1324.401308][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.401378][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.401425][ T32] r5:85d4778c r4:85d47400 [ 1324.401446][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.401512][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.401538][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.401586][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.401612][ T32] r4:84ae2180 [ 1324.401631][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.401689][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.401718][ T32] r4:00000001 [ 1324.401754][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.401809][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.401840][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.401905][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.401941][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.401973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.402037][ T32] r4:84ae0100 [ 1324.402080][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.402108][ T32] INFO: task kworker/0:11:3139 blocked for more than 450 seconds. [ 1324.402139][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.402165][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.402199][ T32] task:kworker/0:11 state:D stack:0 pid:3139 tgid:3139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.402246][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.402316][ T32] Call trace: [ 1324.402361][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.402412][ T32] r10:829187f4 r9:dfa71d84 r8:00000002 r7:60000013 r6:dfa71d8c r5:8389ec00 [ 1324.402438][ T32] r4:8389ec00 [ 1324.402471][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.402516][ T32] r5:8389ec00 r4:829187f0 [ 1324.402537][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.402575][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.402641][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa71e08 [ 1324.402670][ T32] r4:00000000 [ 1324.402702][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.402744][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.402782][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.402825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a3c40 [ 1324.402887][ T32] r4:00000000 [ 1324.402928][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.402977][ T32] r9:83018005 r8:8389ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1324.403001][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.403044][ T32] r5:00001000 r4:dfa4f000 [ 1324.403064][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.403105][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.403147][ T32] r5:852da78c r4:852da400 [ 1324.403198][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.403266][ T32] r7:dddced40 r6:83018000 r5:852da78c r4:84780180 [ 1324.403292][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.419091][ T32] r10:61c88647 r9:8389ec00 r8:847801ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.419191][ T32] r4:84780180 [ 1324.419233][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.419309][ T32] r10:00000000 r9:84780180 r8:8027ed34 r7:dfa65e60 r6:84585e00 r5:8389ec00 [ 1324.419353][ T32] r4:00000001 [ 1324.419379][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.419433][ T32] Exception stack(0xdfa71fb0 to 0xdfa71ff8) [ 1324.419482][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.419536][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.419601][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.419648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.419677][ T32] r4:847cf040 [ 1324.420075][ T32] INFO: task kworker/0:11:3139 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.420150][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.420295][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.420371][ T32] Call trace: [ 1324.420453][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.420512][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.420554][ T32] r4:00000000 [ 1324.420589][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.420633][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.420669][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.420703][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.420732][ T32] 1d60: 80000013 ffffffff [ 1324.420774][ T32] r5:80000013 r4:80239bd0 [ 1324.420812][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.420893][ T32] r4:82ac11e4 [ 1324.420918][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.420965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.420990][ T32] r4:e0421dc0 [ 1324.421011][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.421056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.421082][ T32] r4:00000000 [ 1324.421117][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.421169][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.421224][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.421290][ T32] r5:00001000 r4:eda69000 [ 1324.421331][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.421408][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.421459][ T32] r5:85d4778c r4:85d47400 [ 1324.421497][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.421549][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.421589][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.421654][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.421696][ T32] r4:84ae2180 [ 1324.421719][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.421779][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.421808][ T32] r4:00000001 [ 1324.421844][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.421933][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.421982][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.422056][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.422091][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.422126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.422152][ T32] r4:84ae0100 [ 1324.422189][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.422222][ T32] INFO: task kworker/1:9:3141 blocked for more than 450 seconds. [ 1324.422274][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.422315][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.422340][ T32] task:kworker/1:9 state:D stack:0 pid:3141 tgid:3141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.422421][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.422493][ T32] Call trace: [ 1324.422540][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.422592][ T32] r10:829187f4 r9:dfa75d84 r8:00000002 r7:60000013 r6:dfa75d8c r5:84003c00 [ 1324.422634][ T32] r4:84003c00 [ 1324.422671][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.422717][ T32] r5:84003c00 r4:829187f0 [ 1324.422754][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.422799][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.422886][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa75e08 [ 1324.422916][ T32] r4:00000000 [ 1324.422938][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.422993][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.423038][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1324.423200][ T32] r9:83018205 r8:84003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 ** 30 printk messages dropped ** [ 1324.437994][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 23 printk messages dropped ** [ 1324.438988][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 5 printk messages dropped ** [ 1324.439253][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.439286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.439311][ T32] r4:84ae0100 [ 1324.439335][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.439364][ T32] INFO: task kworker/0:12:3142 blocked for more than 450 seconds. [ 1324.439411][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.439473][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.439498][ T32] task:kworker/0:12 state:D stack:0 pid:3142 tgid:3142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.439556][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.439638][ T32] Call trace: [ 1324.439689][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.439750][ T32] r10:829187f4 r9:dfa2dd84 r8:00000002 r7:60000113 r6:dfa2dd8c r5:832f8c00 [ 1324.439781][ T32] r4:832f8c00 [ 1324.439802][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.439882][ T32] r5:832f8c00 r4:829187f0 [ 1324.439911][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.439955][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.440003][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa2de08 [ 1324.440060][ T32] r4:00000000 [ 1324.440097][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.440153][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.440208][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.440255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a8e40 [ 1324.440294][ T32] r4:00000000 [ 1324.440317][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.440378][ T32] r9:83018005 r8:832f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1324.440406][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.440452][ T32] r5:00001000 r4:eaa77000 [ 1324.440473][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.440512][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.440555][ T32] r5:852f638c r4:852f6000 [ 1324.440604][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.440656][ T32] r7:dddced40 r6:83018000 r5:852f638c r4:84780200 [ 1324.440679][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.440726][ T32] r10:61c88647 r9:832f8c00 r8:8478022c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.440783][ T32] r4:84780200 [ 1324.440818][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.440907][ T32] r10:00000000 r9:84780200 r8:8027ed34 r7:dfa65e60 r6:832b7c00 r5:832f8c00 ** 6 printk messages dropped ** [ 1324.441209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 19 printk messages dropped ** [ 1324.442557][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 18 printk messages dropped ** [ 1324.453951][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 14 printk messages dropped ** [ 1324.454692][ T32] r4:83a9b000 [ 1324.454718][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.454763][ T32] r5:83a9b000 r4:829187f0 [ 1324.454785][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.454825][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.454915][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa89e08 [ 1324.454947][ T32] r4:00000000 [ 1324.454968][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.455009][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.455080][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.455130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84795e80 [ 1324.455183][ T32] r4:00000000 [ 1324.455207][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.455257][ T32] r9:83018205 r8:83a9b000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1324.455305][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.455384][ T32] r5:00001000 r4:ec673000 [ 1324.455409][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.455475][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.455539][ T32] r5:84232f8c r4:84232c00 [ 1324.455588][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.455640][ T32] r7:ddde2d40 r6:83018200 r5:84232f8c r4:84787000 [ 1324.455664][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.455711][ T32] r10:61c88647 r9:83a9b000 r8:8478702c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.455737][ T32] r4:84787000 [ 1324.455802][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.455901][ T32] r10:00000000 r9:84787000 r8:8027ed34 r7:df971e60 r6:84787080 r5:83a9b000 [ 1324.455933][ T32] r4:00000001 [ 1324.455953][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.455989][ T32] Exception stack(0xdfa89fb0 to 0xdfa89ff8) [ 1324.456016][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.456077][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.456142][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.456177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.456229][ T32] r4:8477fc00 [ 1324.456633][ T32] INFO: task kworker/1:10:3146 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.456698][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.456773][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1324.456894][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1324.457483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 9 printk messages dropped ** [ 1324.457885][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1324.458569][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1324.458800][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1324.459136][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1324.459574][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1324.460079][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 20 printk messages dropped ** [ 1324.461317][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 15 printk messages dropped ** [ 1324.462098][ T32] r5:00001000 r4:eda69000 ** 5 printk messages dropped ** [ 1324.462366][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1324.462669][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1324.462928][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1324.463376][ T32] r5:83b65400 r4:829187f0 [ 1324.478923][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.479014][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.479092][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa99e08 [ 1324.479126][ T32] r4:00000000 [ 1324.479148][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.479189][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.479230][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.479273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85462400 [ 1324.479299][ T32] r4:00000000 [ 1324.479320][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.479368][ T32] r9:83018005 r8:83b65400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1324.479396][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.479446][ T32] r5:00001000 r4:eaf19000 [ 1324.479468][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.479510][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.479580][ T32] r5:8473bf8c r4:8473bc00 [ 1324.479606][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.479656][ T32] r7:dddced40 r6:83018000 r5:8473bf8c r4:84780300 [ 1324.479679][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.479727][ T32] r10:61c88647 r9:83b65400 r8:8478032c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.479752][ T32] r4:84780300 [ 1324.479773][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.479820][ T32] r10:00000000 r9:84780300 r8:8027ed34 r7:dfa95e60 r6:84787180 r5:83b65400 [ 1324.479845][ T32] r4:00000001 [ 1324.479897][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.479966][ T32] Exception stack(0xdfa99fb0 to 0xdfa99ff8) [ 1324.480015][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.480051][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.480082][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.480142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.480172][ T32] r4:847cf680 [ 1324.480574][ T32] INFO: task kworker/0:14:3149 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.480612][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.480684][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.480758][ T32] Call trace: [ 1324.480795][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.480847][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.480883][ T32] r4:00000000 [ 1324.480904][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.480944][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.480975][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.481008][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.481063][ T32] 1d60: 80000013 ffffffff [ 1324.481094][ T32] r5:80000013 r4:80239bd0 [ 1324.481117][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.481160][ T32] r4:82ac11e4 [ 1324.481181][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1324.481285][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1324.481499][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1324.481912][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1324.482150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1324.482546][ T32] r10:829187f4 r9:dfaa1d84 r8:00000002 r7:60000113 r6:dfaa1d8c r5:83b63c00 ** 3 printk messages dropped ** [ 1324.482676][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.482720][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.482767][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa1e08 [ 1324.482792][ T32] r4:00000000 [ 1324.482814][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.482853][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.482897][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.482941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855417c0 [ 1324.482966][ T32] r4:00000000 [ 1324.482986][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.483033][ T32] r9:83018005 r8:83b63c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1324.483083][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.483132][ T32] r5:00001000 r4:dfa81000 [ 1324.483153][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.483192][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.483235][ T32] r5:8474438c r4:84744000 [ 1324.483256][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.483370][ T32] r7:dddced40 r6:83018000 r5:8474438c r4:84780380 [ 1324.493740][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.493874][ T32] r10:61c88647 r9:83b63c00 r8:847803ac r7:82804d40 r6:dddced40 r5:dddced60 ** 2 printk messages dropped ** [ 1324.493981][ T32] r10:00000000 r9:84780380 r8:8027ed34 r7:dfa99e60 r6:84787200 r5:83b63c00 ** 9 printk messages dropped ** [ 1324.494730][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1324.495382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 9 printk messages dropped ** [ 1324.495750][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1324.496144][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 6 printk messages dropped ** [ 1324.496410][ T32] INFO: task kworker/0:16:3153 blocked for more than 451 seconds. ** 9 printk messages dropped ** [ 1324.496828][ T32] r5:83b66000 r4:829187f0 [ 1324.496849][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1324.497159][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1324.497559][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1324.497697][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.497743][ T32] r10:61c88647 r9:83b66000 r8:8478042c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.497768][ T32] r4:84780400 [ 1324.497788][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.497883][ T32] r10:00000000 r9:84780400 r8:8027ed34 r7:dfaa1e60 r6:84787280 r5:83b66000 [ 1324.497915][ T32] r4:00000001 [ 1324.497935][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.497998][ T32] Exception stack(0xdfaadfb0 to 0xdfaadff8) [ 1324.498048][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.498109][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.498157][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.498204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.498232][ T32] r4:847cf800 [ 1324.498458][ T32] INFO: task kworker/0:16:3153 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.498492][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.498554][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.498608][ T32] Call trace: [ 1324.498640][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.498690][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.498716][ T32] r4:00000000 [ 1324.498737][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.498775][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.498807][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.498865][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.498898][ T32] 1d60: 80000013 ffffffff [ 1324.498923][ T32] r5:80000013 r4:80239bd0 [ 1324.498957][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.499003][ T32] r4:82ac11e4 [ 1324.499024][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.499067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.499093][ T32] r4:e0421dc0 [ 1324.499113][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.499156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.499181][ T32] r4:00000000 [ 1324.499202][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1324.499377][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1324.499821][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 6 printk messages dropped ** [ 1324.500057][ T32] INFO: task kworker/0:17:3155 blocked for more than 451 seconds. [ 1324.500087][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.500113][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.500178][ T32] task:kworker/0:17 state:D stack:0 pid:3155 tgid:3155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.500228][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.500270][ T32] Call trace: [ 1324.500301][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.500348][ T32] r10:829187f4 r9:dfab9d84 r8:00000002 r7:60000113 r6:dfab9d8c r5:83b66c00 [ 1324.500374][ T32] r4:83b66c00 [ 1324.500394][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.500434][ T32] r5:83b66c00 r4:829187f0 [ 1324.500455][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.500495][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.500542][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab9e08 [ 1324.500568][ T32] r4:00000000 [ 1324.500616][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.500660][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.500724][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.500797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8554d7c0 [ 1324.500826][ T32] r4:00000000 [ 1324.500847][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.500898][ T32] r9:83018005 r8:83b66c00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1324.500922][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.500966][ T32] r5:00001000 r4:ead2b000 [ 1324.500987][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.501026][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.501069][ T32] r5:85420b8c r4:85420800 [ 1324.501090][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.501135][ T32] r7:dddced40 r6:83018000 r5:85420b8c r4:84780480 [ 1324.501157][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1324.501439][ T32] Exception stack(0xdfab9fb0 to 0xdfab9ff8) ** 7 printk messages dropped ** [ 1324.501945][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1324.502296][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 10 printk messages dropped ** [ 1324.502689][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1324.503047][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1324.519665][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1324.519968][ T32] Call trace: [ 1324.520006][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.520071][ T32] r10:829187f4 r9:dfac9d84 r8:00000002 r7:60000113 r6:dfac9d8c r5:844d8c00 [ 1324.520102][ T32] r4:844d8c00 [ 1324.520147][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.520198][ T32] r5:844d8c00 r4:829187f0 [ 1324.520223][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.520371][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.520513][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac9e08 [ 1324.520544][ T32] r4:00000000 [ 1324.520566][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.520607][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.520698][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.520749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85561d80 [ 1324.520810][ T32] r4:00000000 [ 1324.520876][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.520931][ T32] r9:83018005 r8:844d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1324.520958][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.521003][ T32] r5:00001000 r4:dfaa9000 [ 1324.521025][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.521066][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.521110][ T32] r5:855b478c r4:855b4400 [ 1324.521131][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.521180][ T32] r7:dddced40 r6:83018000 r5:855b478c r4:84780500 [ 1324.521206][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.521255][ T32] r10:61c88647 r9:844d8c00 r8:8478052c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.521283][ T32] r4:84780500 ** 2 printk messages dropped ** [ 1324.521380][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1324.521730][ T32] r4:847cfd00 ** 5 printk messages dropped ** [ 1324.522664][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 11 printk messages dropped ** [ 1324.523169][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1324.532847][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1324.533831][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1324.534096][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1324.534418][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1324.534661][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.534763][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.534823][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfacde08 [ 1324.534851][ T32] r4:00000000 [ 1324.534871][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.534911][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.535041][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.535098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cfcc0 [ 1324.535163][ T32] r4:00000000 [ 1324.535189][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.535238][ T32] r9:83018005 r8:844d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1324.535264][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.535308][ T32] r5:00001000 r4:e0483000 [ 1324.535330][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.535370][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.535414][ T32] r5:85422f8c r4:85422c00 [ 1324.535436][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.535481][ T32] r7:dddced40 r6:83018000 r5:85422f8c r4:84780580 [ 1324.535504][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.535551][ T32] r10:61c88647 r9:844d9800 r8:847805ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.535577][ T32] r4:84780580 [ 1324.535597][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.535643][ T32] r10:00000000 r9:84780580 r8:8027ed34 r7:dfac9e60 r6:84787400 r5:844d9800 [ 1324.535669][ T32] r4:00000001 [ 1324.535689][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.535724][ T32] Exception stack(0xdfacdfb0 to 0xdfacdff8) [ 1324.535753][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.535787][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.535824][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.535857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.535882][ T32] r4:847cfc40 [ 1324.536271][ T32] INFO: task kworker/0:19:3158 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.536308][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.536446][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.536538][ T32] Call trace: [ 1324.536599][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.536692][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.536722][ T32] r4:00000000 [ 1324.536743][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.536783][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.536822][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.536897][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.536964][ T32] 1d60: 80000013 ffffffff [ 1324.536994][ T32] r5:80000013 r4:80239bd0 [ 1324.537017][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.537061][ T32] r4:82ac11e4 [ 1324.537183][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.537232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.537311][ T32] r4:e0421dc0 [ 1324.537341][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.537435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.537464][ T32] r4:00000000 [ 1324.537485][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.537535][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.537559][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.537603][ T32] r5:00001000 r4:eda69000 [ 1324.537624][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.537664][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.537708][ T32] r5:85d4778c r4:85d47400 [ 1324.537729][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.537777][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.537801][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.537855][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.537882][ T32] r4:84ae2180 [ 1324.537903][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1324.538114][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1324.538356][ T32] task:kworker/0:20 state:D stack:0 pid:3160 tgid:3160 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1324.538703][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1324.539127][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1324.539554][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1324.539882][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1324.539938][ T32] Exception stack(0xdfae1fb0 to 0xdfae1ff8) [ 1324.539967][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.540000][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.540030][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.540063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.540089][ T32] r4:847cfc80 [ 1324.540308][ T32] INFO: task kworker/0:20:3160 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.540344][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.540400][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.540560][ T32] Call trace: [ 1324.540597][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.540648][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.540675][ T32] r4:00000000 [ 1324.540695][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.540735][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.540767][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.540820][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.540871][ T32] 1d60: 80000013 ffffffff [ 1324.540900][ T32] r5:80000013 r4:80239bd0 [ 1324.540921][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.541033][ T32] r4:82ac11e4 [ 1324.541058][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.541105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.541132][ T32] r4:e0421dc0 [ 1324.541153][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.541245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 3 printk messages dropped ** [ 1324.541371][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1324.541713][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1324.542080][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1324.542585][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1324.542904][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.542944][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1324.557006][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1324.557384][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1324.557814][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1324.558204][ T32] r4:847cfe40 ** 4 printk messages dropped ** [ 1324.558962][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.559018][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.559046][ T32] r4:00000000 [ 1324.559127][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.559223][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.559295][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.559409][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.559520][ T32] 1d60: 80000013 ffffffff [ 1324.559595][ T32] r5:80000013 r4:80239bd0 [ 1324.559730][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.559845][ T32] r4:82ac11e4 [ 1324.559874][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.559923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.560000][ T32] r4:e0421dc0 [ 1324.560026][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.560073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.560136][ T32] r4:00000000 [ 1324.560163][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.560214][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.560277][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.560326][ T32] r5:00001000 r4:eda69000 [ 1324.560425][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.560471][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.560515][ T32] r5:85d4778c r4:85d47400 [ 1324.560537][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.560621][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.560697][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.560752][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.560867][ T32] r4:84ae2180 [ 1324.560895][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.560944][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.560971][ T32] r4:00000001 [ 1324.561046][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.561089][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.561119][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.561190][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.561226][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1324.561473][ T32] Not tainted 6.15.0-syzkaller #0 ** 9 printk messages dropped ** [ 1324.562221][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.562270][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.562320][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf5e08 [ 1324.562347][ T32] r4:00000000 [ 1324.562369][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.562408][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.562502][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.562588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85646f80 [ 1324.562619][ T32] r4:00000000 [ 1324.562709][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.562761][ T32] r9:83018005 r8:844dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1324.562788][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.562881][ T32] r5:00001000 r4:eb413000 [ 1324.562909][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.562984][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.563069][ T32] r5:855b4f8c r4:855b4c00 [ 1324.563095][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.563143][ T32] r7:dddced40 r6:83018000 r5:855b4f8c r4:84780700 [ 1324.563199][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.563325][ T32] r10:61c88647 r9:844dc800 r8:8478072c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.579144][ T32] r4:84780700 [ 1324.579188][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.579264][ T32] r10:00000000 r9:84780700 r8:8027ed34 r7:dfaf1e60 r6:84787580 r5:844dc800 [ 1324.579293][ T32] r4:00000001 [ 1324.579318][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.579359][ T32] Exception stack(0xdfaf5fb0 to 0xdfaf5ff8) [ 1324.579399][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1324.579537][ T32] r4:847cff40 ** 2 printk messages dropped ** [ 1324.580188][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1324.580728][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1324.581343][ T32] r5:00001000 r4:eda69000 ** 7 printk messages dropped ** [ 1324.581734][ T32] r4:84ae2180 ** 4 printk messages dropped ** [ 1324.582179][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 8 printk messages dropped ** [ 1324.582606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.582630][ T32] task:kworker/0:23 state:D stack:0 pid:3167 tgid:3167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.582698][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.582800][ T32] Call trace: [ 1324.582841][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.582891][ T32] r10:829187f4 r9:dfb0dd84 r8:00000002 r7:60000113 r6:dfb0dd8c r5:844d8000 [ 1324.582918][ T32] r4:844d8000 [ 1324.582939][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.582980][ T32] r5:844d8000 r4:829187f0 [ 1324.583033][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.583083][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.583170][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb0de08 [ 1324.583200][ T32] r4:00000000 [ 1324.583222][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.583263][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.583301][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.583402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d7000 [ 1324.591478][ T32] r4:00000000 [ 1324.591518][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.591623][ T32] r9:83018005 r8:844d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1324.591678][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.591765][ T32] r5:00001000 r4:eb8dd000 [ 1324.591793][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.591888][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.591976][ T32] r5:855b5f8c r4:855b5c00 [ 1324.592058][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1324.592175][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1324.592630][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1324.598842][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 12 printk messages dropped ** [ 1324.599431][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1324.600043][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 7 printk messages dropped ** [ 1324.600519][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 8 printk messages dropped ** [ 1324.600878][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1324.601380][ T32] r4:844dbc00 [ 1324.601436][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.601482][ T32] r5:844dbc00 r4:829187f0 [ 1324.601540][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.601589][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.601640][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb19e08 [ 1324.601665][ T32] r4:00000000 [ 1324.601687][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.601727][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.601766][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.601825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d7b80 [ 1324.601854][ T32] r4:00000000 [ 1324.601881][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.601929][ T32] r9:83018005 r8:844dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1324.602023][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.602105][ T32] r5:00001000 r4:dfad7000 [ 1324.602131][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.602209][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.602294][ T32] r5:855b638c r4:855b6000 [ 1324.602318][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.602415][ T32] r7:dddced40 r6:83018000 r5:855b638c r4:84780800 [ 1324.602442][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.602491][ T32] r10:61c88647 r9:844dbc00 r8:8478082c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.602516][ T32] r4:84780800 [ 1324.602536][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.602621][ T32] r10:00000000 r9:84780800 r8:8027ed34 r7:dfaf1e60 r6:84787680 r5:844dbc00 [ 1324.602653][ T32] r4:00000001 [ 1324.602709][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.602749][ T32] Exception stack(0xdfb19fb0 to 0xdfb19ff8) [ 1324.602839][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.602911][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.602946][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.602980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 5 printk messages dropped ** [ 1324.612084][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1324.612432][ T32] 1d60: 80000013 ffffffff [ 1324.612458][ T32] r5:80000013 r4:80239bd0 [ 1324.612481][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.612528][ T32] r4:82ac11e4 [ 1324.612603][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.612653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.612713][ T32] r4:e0421dc0 [ 1324.612775][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.612832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.612905][ T32] r4:00000000 [ 1324.612969][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.613025][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.613104][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.613153][ T32] r5:00001000 r4:eda69000 [ 1324.613209][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.613254][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.618867][ T32] r5:85d4778c r4:85d47400 [ 1324.618969][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.619086][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.619150][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.619242][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.619309][ T32] r4:84ae2180 [ 1324.619334][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.619384][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.619411][ T32] r4:00000001 [ 1324.619435][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1324.619685][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1324.620226][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1324.620798][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1324.621129][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1324.621505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857be5c0 ** 10 printk messages dropped ** [ 1324.622158][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1324.622830][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1324.631698][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 12 printk messages dropped ** [ 1324.632294][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 2 printk messages dropped ** [ 1324.632516][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.632583][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.632647][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.632732][ T32] r5:00001000 r4:eda69000 [ 1324.632821][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.632902][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.632987][ T32] r5:85d4778c r4:85d47400 [ 1324.633015][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.633069][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.633184][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.633243][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.633362][ T32] r4:84ae2180 [ 1324.640970][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.641093][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.641161][ T32] r4:00000001 [ 1324.641221][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.641265][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.641297][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.641330][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.641412][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.641449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 4 printk messages dropped ** [ 1324.641688][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1324.642350][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1324.642529][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1324.642780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857df9c0 ** 9 printk messages dropped ** [ 1324.649675][ T32] r7:dddced40 r6:83018000 r5:857a478c r4:84780980 ** 9 printk messages dropped ** [ 1324.650283][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1324.651387][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 11 printk messages dropped ** [ 1324.651967][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1324.652194][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1324.652711][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.652788][ T32] r4:00000001 [ 1324.652812][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.652873][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.652905][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.652938][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.653005][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.653093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.653123][ T32] r4:84ae0100 [ 1324.653146][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.653209][ T32] INFO: task kworker/0:27:3174 blocked for more than 451 seconds. [ 1324.653249][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.653312][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.653387][ T32] task:kworker/0:27 state:D stack:0 pid:3174 tgid:3174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.659328][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.659542][ T32] Call trace: [ 1324.659586][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.659649][ T32] r10:829187f4 r9:dfb39d84 r8:00000002 r7:60000113 r6:dfb39d8c r5:844dd400 [ 1324.659677][ T32] r4:844dd400 [ 1324.659698][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.659778][ T32] r5:844dd400 r4:829187f0 [ 1324.659838][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.659893][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.659993][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb39e08 [ 1324.660022][ T32] r4:00000000 [ 1324.660044][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.660085][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.660134][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.660180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85873540 [ 1324.660208][ T32] r4:00000000 [ 1324.660229][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.660278][ T32] r9:83018005 r8:844dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1324.660361][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.660450][ T32] r5:00001000 r4:eb837000 [ 1324.660479][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.660589][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.660695][ T32] r5:8582178c r4:85821400 [ 1324.660722][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.660774][ T32] r7:dddced40 r6:83018000 r5:8582178c r4:84780a80 [ 1324.660850][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.660911][ T32] r10:61c88647 r9:844dd400 r8:84780aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.661136][ T32] r4:84780a80 [ 1324.661164][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.661266][ T32] r10:00000000 r9:84780a80 r8:8027ed34 r7:dfaf1e60 r6:84787700 r5:844dd400 [ 1324.661298][ T32] r4:00000001 [ 1324.661320][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.661358][ T32] Exception stack(0xdfb39fb0 to 0xdfb39ff8) [ 1324.661477][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.661546][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.661618][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.661690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.661719][ T32] r4:84796800 [ 1324.662227][ T32] INFO: task kworker/0:27:3174 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.662315][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.662416][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.662464][ T32] Call trace: ** 2 printk messages dropped ** [ 1324.662684][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1324.663029][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1324.674328][ T32] r5:00001000 r4:eda69000 ** 7 printk messages dropped ** [ 1324.674599][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1324.674970][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1324.675510][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1324.675876][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1324.676202][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1324.676658][ T32] r7:dddced40 r6:83018000 r5:8582338c r4:84780b00 ** 7 printk messages dropped ** [ 1324.676994][ T32] Exception stack(0xdfb45fb0 to 0xdfb45ff8) ** 7 printk messages dropped ** [ 1324.677794][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1324.678259][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 12 printk messages dropped ** [ 1324.678864][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1324.679219][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.679267][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.679293][ T32] r4:84ae2180 [ 1324.679313][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.679386][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.679452][ T32] r4:00000001 [ 1324.679477][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.679514][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.679542][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.679574][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.679605][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.679637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.679697][ T32] r4:84ae0100 [ 1324.679751][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.679779][ T32] INFO: task kworker/1:11:3181 blocked for more than 451 seconds. [ 1324.679809][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.679841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.679870][ T32] task:kworker/1:11 state:D stack:0 pid:3181 tgid:3181 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.679930][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.680047][ T32] Call trace: [ 1324.680083][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.680133][ T32] r10:829187f4 r9:dfb31d84 r8:00000002 r7:60000013 r6:dfb31d8c r5:844dec00 [ 1324.680159][ T32] r4:844dec00 [ 1324.680179][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.680225][ T32] r5:844dec00 r4:829187f0 [ 1324.680248][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.680288][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.680337][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb31e08 [ 1324.680393][ T32] r4:00000000 [ 1324.680419][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.680460][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.680498][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.680758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85142bc0 [ 1324.680787][ T32] r4:00000000 [ 1324.680808][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.680906][ T32] r9:83018205 r8:844dec00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1324.680941][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.680989][ T32] r5:00001000 r4:eca43000 [ 1324.681011][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.681071][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.681125][ T32] r5:8599538c r4:85995000 [ 1324.681149][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.681195][ T32] r7:ddde2d40 r6:83018200 r5:8599538c r4:84787800 [ 1324.681219][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.681267][ T32] r10:61c88647 r9:844dec00 r8:8478782c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.681293][ T32] r4:84787800 [ 1324.681376][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.681427][ T32] r10:00000000 r9:84787800 r8:8027ed34 r7:df971e60 r6:84787880 r5:844dec00 [ 1324.681454][ T32] r4:00000001 [ 1324.681474][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.681510][ T32] Exception stack(0xdfb31fb0 to 0xdfb31ff8) [ 1324.681607][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.681645][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.681678][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.681760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.681791][ T32] r4:847957c0 [ 1324.682086][ T32] INFO: task kworker/1:11:3181 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.682199][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1324.682609][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1324.683027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 12 printk messages dropped ** [ 1324.700381][ T32] r4:84ae2180 ** 5 printk messages dropped ** [ 1324.700695][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1324.701207][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1324.701576][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1324.701693][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1324.701912][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1324.702582][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1324.702849][ T32] Exception stack(0xdfa35fb0 to 0xdfa35ff8) [ 1324.702911][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.702948][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.702979][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.703012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.703038][ T32] r4:847957c0 [ 1324.712902][ T32] INFO: task kworker/1:12:3182 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.713029][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.713144][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.713277][ T32] Call trace: [ 1324.713745][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.713823][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.713862][ T32] r4:00000000 [ 1324.713884][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.713928][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.713962][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.713996][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.714086][ T32] 1d60: 80000013 ffffffff [ 1324.714122][ T32] r5:80000013 r4:80239bd0 [ 1324.714145][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.714191][ T32] r4:82ac11e4 [ 1324.714214][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.714260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.714285][ T32] r4:e0421dc0 [ 1324.714305][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.714349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.714375][ T32] r4:00000000 [ 1324.714396][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.714464][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.714494][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.714542][ T32] r5:00001000 r4:eda69000 [ 1324.714565][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1324.714651][ T32] r5:85d4778c r4:85d47400 ** 7 printk messages dropped ** [ 1324.714992][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1324.715226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1324.715359][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.715435][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.715484][ T32] task:kworker/1:13 state:D stack:0 pid:3184 tgid:3184 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.715605][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.715654][ T32] Call trace: [ 1324.715760][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.715861][ T32] r10:829187f4 r9:dfb65d84 r8:00000002 r7:60000113 r6:dfb65d8c r5:844c9800 [ 1324.715946][ T32] r4:844c9800 [ 1324.716007][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.716100][ T32] r5:844c9800 r4:829187f0 [ 1324.716132][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.716176][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.716225][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb65e08 [ 1324.716252][ T32] r4:00000000 [ 1324.716273][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.716315][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1324.716764][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1324.717304][ T32] r4:84787a00 ** 6 printk messages dropped ** [ 1324.717597][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1324.718660][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 8 printk messages dropped ** [ 1324.719053][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1324.719305][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 9 printk messages dropped ** [ 1324.719795][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1324.720156][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1324.720684][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1324.720997][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1324.721438][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1324.721650][ T32] r5:00001000 r4:ed5c3000 ** 6 printk messages dropped ** [ 1324.721954][ T32] r10:61c88647 r9:84196c00 r8:84780bac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1324.722474][ T32] r4:84796c80 ** 4 printk messages dropped ** [ 1324.723042][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.723094][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.723122][ T32] r4:00000000 [ 1324.723143][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.723183][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.723249][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.723291][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.723401][ T32] 1d60: 80000013 ffffffff [ 1324.738094][ T32] r5:80000013 r4:80239bd0 [ 1324.738141][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.738215][ T32] r4:82ac11e4 [ 1324.738254][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.738308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.738336][ T32] r4:e0421dc0 [ 1324.738387][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.738471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.738556][ T32] r4:00000000 [ 1324.738612][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.738666][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.738692][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.738766][ T32] r5:00001000 r4:eda69000 [ 1324.738832][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.738919][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.738968][ T32] r5:85d4778c r4:85d47400 [ 1324.739026][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.739079][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.739104][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.739156][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.739184][ T32] r4:84ae2180 [ 1324.739206][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.739254][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.739282][ T32] r4:00000001 [ 1324.739303][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.739375][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.739447][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.739501][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.739555][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.739593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.739620][ T32] r4:84ae0100 [ 1324.739662][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.739697][ T32] INFO: task kworker/0:30:3187 blocked for more than 451 seconds. [ 1324.739733][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.739798][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1324.740166][ T32] r10:829187f4 r9:dfb6dd84 r8:00000002 r7:60000113 r6:dfb6dd8c r5:84194800 ** 3 printk messages dropped ** [ 1324.740330][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1324.740549][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1324.741005][ T32] r5:85ca2f8c r4:85ca2c00 ** 6 printk messages dropped ** [ 1324.741385][ T32] r10:00000000 r9:84780c80 r8:8027ed34 r7:dfb51e60 r6:84780d00 r5:84194800 ** 9 printk messages dropped ** [ 1324.742243][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 16 printk messages dropped ** [ 1324.743067][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1324.752000][ T32] r5:85d4778c r4:85d47400 ** 7 printk messages dropped ** [ 1324.752424][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1324.752668][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1324.753070][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1324.753322][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1324.758462][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1324.758687][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1324.759133][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1324.759291][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1324.759835][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1324.760723][ T32] r4:e0421dc0 ** 2 printk messages dropped ** [ 1324.760900][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1324.761198][ T32] r5:85d4778c r4:85d47400 ** 6 printk messages dropped ** [ 1324.761609][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 9 printk messages dropped ** [ 1324.762064][ T32] INFO: task kworker/1:15:3192 blocked for more than 451 seconds. ** 9 printk messages dropped ** [ 1324.762580][ T32] r5:84193c00 r4:829187f0 [ 1324.762608][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1324.762723][ T32] r4:00000000 [ 1324.762744][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.762817][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.762871][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.762917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e3000 [ 1324.762970][ T32] r4:00000000 [ 1324.763030][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.763081][ T32] r9:83018205 r8:84193c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.763106][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.763152][ T32] r5:00001000 r4:ec99b000 [ 1324.763174][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.763214][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.763257][ T32] r5:85acbf8c r4:85acbc00 [ 1324.763279][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.763326][ T32] r7:ddde2d40 r6:83018200 r5:85acbf8c r4:84787c00 [ 1324.772948][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.773117][ T32] r10:61c88647 r9:84193c00 r8:84787c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.773150][ T32] r4:84787c00 [ 1324.773199][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.773313][ T32] r10:00000000 r9:84787c00 r8:8027ed34 r7:dfb85e60 r6:84780e00 r5:84193c00 [ 1324.773355][ T32] r4:00000001 [ 1324.773456][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.774026][ T32] Exception stack(0xdfb91fb0 to 0xdfb91ff8) [ 1324.774091][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.774133][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.774167][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.774241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.774310][ T32] r4:8442e3c0 [ 1324.774721][ T32] INFO: task kworker/1:15:3192 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.774779][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.774862][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.774922][ T32] Call trace: [ 1324.774956][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.775043][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.775109][ T32] r4:00000000 [ 1324.775161][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.775208][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.775266][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.775304][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.775332][ T32] 1d60: 80000013 ffffffff [ 1324.775358][ T32] r5:80000013 r4:80239bd0 [ 1324.775381][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.775428][ T32] r4:82ac11e4 [ 1324.775460][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.775513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.775540][ T32] r4:e0421dc0 [ 1324.775561][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.775606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.775684][ T32] r4:00000000 [ 1324.775719][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.775771][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.775797][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.775848][ T32] r5:00001000 r4:eda69000 [ 1324.775895][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.775941][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.775986][ T32] r5:85d4778c r4:85d47400 [ 1324.776009][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.776057][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.776112][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.776203][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.776234][ T32] r4:84ae2180 [ 1324.776256][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.776305][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.776382][ T32] r4:00000001 [ 1324.776419][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.776457][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.776545][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.776625][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.776766][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.776840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.776914][ T32] r4:84ae0100 [ 1324.776970][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.777006][ T32] INFO: task kworker/1:16:3193 blocked for more than 451 seconds. [ 1324.777043][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.777088][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.777142][ T32] task:kworker/1:16 state:D stack:0 pid:3193 tgid:3193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.777196][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.777241][ T32] Call trace: [ 1324.777274][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.777326][ T32] r10:829187f4 r9:dfb99d84 r8:00000002 r7:60000113 r6:dfb99d8c r5:83309800 [ 1324.777353][ T32] r4:83309800 [ 1324.777388][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.777436][ T32] r5:83309800 r4:829187f0 [ 1324.777458][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.777500][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.777548][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb99e08 [ 1324.777575][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1324.777731][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1324.778274][ T32] r7:ddde2d40 r6:83018200 r5:85c30b8c r4:84787c80 ** 7 printk messages dropped ** [ 1324.778524][ T32] Exception stack(0xdfb99fb0 to 0xdfb99ff8) ** 7 printk messages dropped ** [ 1324.779019][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1324.779365][ T32] 1d60: 80000013 ffffffff ** 6 printk messages dropped ** [ 1324.779608][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1324.780136][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1324.780682][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.780722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.780749][ T32] r4:84ae0100 [ 1324.780771][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.780796][ T32] INFO: task kworker/1:17:3195 blocked for more than 451 seconds. [ 1324.780826][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.780860][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.780998][ T32] task:kworker/1:17 state:D stack:0 pid:3195 tgid:3195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.781049][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.781160][ T32] Call trace: [ 1324.781196][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.781270][ T32] r10:829187f4 r9:dfba5d84 r8:00000002 r7:60000113 r6:dfba5d8c r5:83aa9800 [ 1324.781312][ T32] r4:83aa9800 [ 1324.781336][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.781408][ T32] r5:83aa9800 r4:829187f0 [ 1324.781435][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.781501][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.781555][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba5e08 [ 1324.781584][ T32] r4:00000000 [ 1324.781630][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.781680][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.781744][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.781799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bd9c0 [ 1324.781856][ T32] r4:00000000 [ 1324.781918][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.781994][ T32] r9:83018205 r8:83aa9800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1324.782069][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.782149][ T32] r5:00001000 r4:eb1ed000 [ 1324.782182][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.782224][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.782295][ T32] r5:8599678c r4:85996400 [ 1324.782332][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.782384][ T32] r7:ddde2d40 r6:83018200 r5:8599678c r4:84787d00 [ 1324.782408][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.782456][ T32] r10:61c88647 r9:83aa9800 r8:84787d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.782482][ T32] r4:84787d00 [ 1324.782503][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.782549][ T32] r10:00000000 r9:84787d00 r8:8027ed34 r7:dfb99e60 r6:84780f00 r5:83aa9800 [ 1324.782575][ T32] r4:00000001 [ 1324.782702][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1324.782917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1324.799148][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1324.799744][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1324.800007][ T32] r5:85d4778c r4:85d47400 ** 7 printk messages dropped ** [ 1324.800405][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1324.800608][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1324.801044][ T32] Call trace: ** 5 printk messages dropped ** [ 1324.801312][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1324.801505][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1324.802089][ T32] r7:ddde2d40 r6:83018200 r5:85996f8c r4:84787d80 ** 7 printk messages dropped ** [ 1324.802427][ T32] Exception stack(0xdfbb5fb0 to 0xdfbb5ff8) ** 7 printk messages dropped ** [ 1324.803294][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1324.811503][ T32] 1d60: 80000013 ffffffff ** 7 printk messages dropped ** [ 1324.811927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 10 printk messages dropped ** [ 1324.812473][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1324.812869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1324.818766][ T32] r5:83aae000 r4:829187f0 ** 1 printk messages dropped ** [ 1324.818878][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1324.819436][ T32] r5:00001000 r4:dfb5d000 ** 6 printk messages dropped ** [ 1324.819767][ T32] r10:61c88647 r9:83aae000 r8:84787e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1324.820355][ T32] r4:8442e800 ** 2 printk messages dropped ** [ 1324.820947][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1324.821599][ T32] 1d60: 80000013 ffffffff ** 1 printk messages dropped ** [ 1324.821688][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.821733][ T32] r4:82ac11e4 [ 1324.821789][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.821838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.821875][ T32] r4:e0421dc0 [ 1324.821897][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.821973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.822115][ T32] r4:00000000 [ 1324.822144][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.822212][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.822241][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.822324][ T32] r5:00001000 r4:eda69000 [ 1324.822351][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.822392][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.822437][ T32] r5:85d4778c r4:85d47400 [ 1324.822508][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.822561][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.822589][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.822639][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.822665][ T32] r4:84ae2180 [ 1324.822686][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.822733][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.822759][ T32] r4:00000001 [ 1324.822810][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.822870][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.822903][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.822935][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.822966][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.822999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.823027][ T32] r4:84ae0100 [ 1324.823049][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.823095][ T32] INFO: task kworker/1:20:3201 blocked for more than 451 seconds. [ 1324.823134][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.823162][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.823214][ T32] task:kworker/1:20 state:D stack:0 pid:3201 tgid:3201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.823266][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.823311][ T32] Call trace: [ 1324.833848][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.833944][ T32] r10:829187f4 r9:dfbd1d84 r8:00000002 r7:60000013 r6:dfbd1d8c r5:83aaa400 [ 1324.833975][ T32] r4:83aaa400 [ 1324.833997][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.834083][ T32] r5:83aaa400 r4:829187f0 [ 1324.834107][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.834149][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.834199][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd1e08 [ 1324.834226][ T32] r4:00000000 [ 1324.834248][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.834304][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.834359][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1324.834503][ T32] r9:83018205 r8:83aaa400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 ** 11 printk messages dropped ** [ 1324.834973][ T32] r10:00000000 r9:84787e80 r8:8027ed34 r7:dfb99e60 r6:8478c080 r5:83aaa400 ** 9 printk messages dropped ** [ 1324.835740][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1324.836368][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1324.836622][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1324.837098][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1324.837316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1324.837663][ T32] r10:829187f4 r9:dfbddd84 r8:00000002 r7:60000013 r6:dfbddd8c r5:83aabc00 ** 5 printk messages dropped ** [ 1324.837866][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbdde08 ** 9 printk messages dropped ** [ 1324.838271][ T32] r5:00001000 r4:ed05f000 ** 6 printk messages dropped ** [ 1324.838550][ T32] r10:61c88647 r9:83aabc00 r8:84787fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1324.838998][ T32] r4:8442ea80 ** 4 printk messages dropped ** [ 1324.839416][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1324.839864][ T32] r4:e0421dc0 ** 1 printk messages dropped ** [ 1324.839932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.839959][ T32] r4:00000000 [ 1324.839980][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.840066][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.840134][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.840184][ T32] r5:00001000 r4:eda69000 [ 1324.840210][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.840285][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.840333][ T32] r5:85d4778c r4:85d47400 [ 1324.840355][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.840404][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.840459][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.840546][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.840576][ T32] r4:84ae2180 [ 1324.840671][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.840769][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.840802][ T32] r4:00000001 [ 1324.840822][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.840866][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.840894][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.840928][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.840996][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.841066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.841096][ T32] r4:84ae0100 [ 1324.841118][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.841147][ T32] INFO: task kworker/1:22:3205 blocked for more than 451 seconds. [ 1324.841178][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.841205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.841227][ T32] task:kworker/1:22 state:D stack:0 pid:3205 tgid:3205 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.841274][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.841369][ T32] Call trace: [ 1324.841460][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.841514][ T32] r10:829187f4 r9:dfbe5d84 r8:00000002 r7:60000113 r6:dfbe5d8c r5:83aad400 [ 1324.841576][ T32] r4:83aad400 [ 1324.841632][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.841679][ T32] r5:83aad400 r4:829187f0 [ 1324.841701][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.841740][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.841788][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe5e08 [ 1324.841815][ T32] r4:00000000 [ 1324.841835][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.841916][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.841959][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.842075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85689980 [ 1324.842177][ T32] r4:00000000 [ 1324.842233][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.842284][ T32] r9:83018205 r8:83aad400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1324.842309][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.842353][ T32] r5:00001000 r4:ed321000 [ 1324.842374][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.842416][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.842461][ T32] r5:85bfc78c r4:85bfc400 [ 1324.842483][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.842529][ T32] r7:ddde2d40 r6:83018200 r5:85bfc78c r4:84787f00 [ 1324.842552][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.842600][ T32] r10:61c88647 r9:83aad400 r8:84787f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.842626][ T32] r4:84787f00 [ 1324.842681][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1324.842814][ T32] r4:00000001 ** 13 printk messages dropped ** [ 1324.859025][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1324.859604][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1324.859832][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1324.860444][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 7 printk messages dropped ** [ 1324.860738][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.860767][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.860865][ T32] task:kworker/1:23 state:D stack:0 pid:3208 tgid:3208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.860972][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.861050][ T32] Call trace: [ 1324.861083][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.861134][ T32] r10:829187f4 r9:dfc05d84 r8:00000002 r7:60000113 r6:dfc05d8c r5:838c4800 [ 1324.861160][ T32] r4:838c4800 [ 1324.861181][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.861277][ T32] r5:838c4800 r4:829187f0 [ 1324.861304][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.861346][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.861426][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc05e08 [ 1324.861459][ T32] r4:00000000 [ 1324.861480][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.861520][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.861558][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.861602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d6900 [ 1324.861628][ T32] r4:00000000 [ 1324.861648][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.861789][ T32] r9:83018205 r8:838c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1324.861820][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.861875][ T32] r5:00001000 r4:ed20d000 [ 1324.861950][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.861995][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.862074][ T32] r5:85bfcf8c r4:85bfcc00 [ 1324.862097][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.862144][ T32] r7:ddde2d40 r6:83018200 r5:85bfcf8c r4:84787b00 [ 1324.862168][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.862217][ T32] r10:61c88647 r9:838c4800 r8:84787b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.862244][ T32] r4:84787b00 [ 1324.862264][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.862311][ T32] r10:00000000 r9:84787b00 r8:8027ed34 r7:dfbe5e60 r6:8478c200 r5:838c4800 [ 1324.862337][ T32] r4:00000001 [ 1324.862357][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.862394][ T32] Exception stack(0xdfc05fb0 to 0xdfc05ff8) [ 1324.862460][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.862553][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1324.863109][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1324.875450][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1324.875724][ T32] r5:00001000 r4:eda69000 ** 7 printk messages dropped ** [ 1324.876099][ T32] r4:84ae2180 ** 4 printk messages dropped ** [ 1324.876387][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 8 printk messages dropped ** [ 1324.876676][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1324.877056][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1324.877389][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1324.877910][ T32] r7:ddde2d40 r6:83018200 r5:85bfcb8c r4:84783000 ** 9 printk messages dropped ** [ 1324.878332][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1324.879323][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 12 printk messages dropped ** [ 1324.879824][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1324.880437][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 8 printk messages dropped ** [ 1324.880721][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1324.881096][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1324.881491][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1324.881740][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1324.882209][ T32] r5:85bfdf8c r4:85bfdc00 ** 4 printk messages dropped ** [ 1324.882416][ T32] r4:84783080 [ 1324.882438][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.882485][ T32] r10:00000000 r9:84783080 r8:8027ed34 r7:dfc05e60 r6:8478c300 r5:838c6000 [ 1324.882513][ T32] r4:00000001 [ 1324.882534][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.882571][ T32] Exception stack(0xdfc11fb0 to 0xdfc11ff8) [ 1324.882599][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.882631][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.882662][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.882694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.882721][ T32] r4:84796980 [ 1324.882953][ T32] INFO: task kworker/1:25:3211 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.882989][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.883089][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.883166][ T32] Call trace: [ 1324.883201][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.883252][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.883336][ T32] r4:00000000 [ 1324.897913][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.898040][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.898101][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.898138][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.898165][ T32] 1d60: 80000013 ffffffff [ 1324.898196][ T32] r5:80000013 r4:80239bd0 [ 1324.898222][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.898272][ T32] r4:82ac11e4 [ 1324.898295][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.898341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.898392][ T32] r4:e0421dc0 [ 1324.898441][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.898492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.898519][ T32] r4:00000000 [ 1324.898540][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.898589][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.898625][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.898673][ T32] r5:00001000 r4:eda69000 [ 1324.898743][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.898798][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.898849][ T32] r5:85d4778c r4:85d47400 [ 1324.898873][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.898939][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.898968][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.899019][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.899044][ T32] r4:84ae2180 [ 1324.899065][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.899113][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.899139][ T32] r4:00000001 [ 1324.899160][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.899221][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.899261][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.899294][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.899326][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.899359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.899385][ T32] r4:84ae0100 [ 1324.899409][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.899439][ T32] INFO: task kworker/1:26:3213 blocked for more than 451 seconds. [ 1324.899475][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.899504][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.899526][ T32] task:kworker/1:26 state:D stack:0 pid:3213 tgid:3213 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.899586][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.899633][ T32] Call trace: [ 1324.899667][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.899717][ T32] r10:829187f4 r9:dfc25d84 r8:00000002 r7:60000113 r6:dfc25d8c r5:84196000 [ 1324.899744][ T32] r4:84196000 [ 1324.899765][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.899830][ T32] r5:84196000 r4:829187f0 [ 1324.899869][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.899912][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.899961][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc25e08 [ 1324.899987][ T32] r4:00000000 [ 1324.900009][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.900048][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.900086][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.900129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d6180 [ 1324.900156][ T32] r4:00000000 [ 1324.900177][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.900223][ T32] r9:83018205 r8:84196000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1324.900248][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.900291][ T32] r5:00001000 r4:ed29b000 [ 1324.900312][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.900352][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.900395][ T32] r5:85bfd38c r4:85bfd000 [ 1324.900417][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.900462][ T32] r7:ddde2d40 r6:83018200 r5:85bfd38c r4:84783100 [ 1324.900485][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.900532][ T32] r10:61c88647 r9:84196000 r8:8478312c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.900560][ T32] r4:84783100 [ 1324.900604][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.900663][ T32] r10:00000000 r9:84783100 r8:8027ed34 r7:dfc11e60 r6:8478c380 r5:84196000 [ 1324.900689][ T32] r4:00000001 [ 1324.900709][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.900745][ T32] Exception stack(0xdfc25fb0 to 0xdfc25ff8) [ 1324.900774][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.900808][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.900869][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.900907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.901082][ T32] r4:849a8080 [ 1324.901496][ T32] INFO: task kworker/1:26:3213 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.901535][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.901601][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.901681][ T32] Call trace: [ 1324.901764][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.901838][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.901903][ T32] r4:00000000 [ 1324.901927][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.901995][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.902087][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.902125][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.902153][ T32] 1d60: 80000013 ffffffff [ 1324.902181][ T32] r5:80000013 r4:80239bd0 [ 1324.902203][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.902247][ T32] r4:82ac11e4 [ 1324.902268][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.902315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 1 printk messages dropped ** [ 1324.902399][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1324.902812][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 8 printk messages dropped ** [ 1324.903150][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1324.910913][ T32] task:kworker/1:27 state:D stack:0 pid:3215 tgid:3215 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1324.911409][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1324.911854][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1324.912494][ T32] r7:ddde2d40 r6:83018200 r5:85c50f8c r4:84783180 ** 9 printk messages dropped ** [ 1324.912851][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1324.924133][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1324.924338][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 2 printk messages dropped ** [ 1324.924522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.924554][ T32] r4:e0421dc0 [ 1324.924575][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.924654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.924697][ T32] r4:00000000 [ 1324.924720][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.924771][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.924796][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.924848][ T32] r5:00001000 r4:eda69000 [ 1324.924922][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.924969][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.925014][ T32] r5:85d4778c r4:85d47400 [ 1324.925036][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.925085][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.925142][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.925196][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.925223][ T32] r4:84ae2180 [ 1324.925276][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.925336][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.925362][ T32] r4:00000001 [ 1324.925432][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.925473][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.925502][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.925549][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.925583][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.925617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.925644][ T32] r4:84ae0100 [ 1324.925669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.925699][ T32] INFO: task kworker/1:28:3217 blocked for more than 451 seconds. [ 1324.925734][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.925762][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.925785][ T32] task:kworker/1:28 state:D stack:0 pid:3217 tgid:3217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.925833][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.925881][ T32] Call trace: [ 1324.925912][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.925960][ T32] r10:829187f4 r9:dfc41d84 r8:00000002 r7:60000113 r6:dfc41d8c r5:84a68000 ** 2 printk messages dropped ** [ 1324.926084][ T32] r5:84a68000 r4:829187f0 [ 1324.926172][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1324.926320][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1324.926803][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1324.927393][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1324.928402][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 9 printk messages dropped ** [ 1324.928787][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1324.929207][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1324.929619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1324.930146][ T32] r5:84a69800 r4:829187f0 [ 1324.930167][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1324.930480][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1324.931021][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1324.931532][ T32] Exception stack(0xdfc4dfb0 to 0xdfc4dff8) ** 7 printk messages dropped ** [ 1324.932083][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1324.932487][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1324.932789][ T32] r4:e0421dc0 ** 2 printk messages dropped ** [ 1324.932888][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1324.933131][ T32] r5:85d4778c r4:85d47400 ** 6 printk messages dropped ** [ 1324.933414][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 2 printk messages dropped ** [ 1324.949369][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.949443][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.949482][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.949518][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.949588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.949618][ T32] r4:84ae0100 [ 1324.949644][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.949675][ T32] INFO: task kworker/1:30:3221 blocked for more than 451 seconds. [ 1324.949712][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.949741][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.949764][ T32] task:kworker/1:30 state:D stack:0 pid:3221 tgid:3221 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.949821][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.949962][ T32] Call trace: [ 1324.950040][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.950106][ T32] r10:829187f4 r9:dfc5dd84 r8:00000002 r7:60000113 r6:dfc5dd8c r5:84a6a400 [ 1324.950135][ T32] r4:84a6a400 [ 1324.950175][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.950222][ T32] r5:84a6a400 r4:829187f0 [ 1324.950279][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.950327][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.950376][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc5de08 [ 1324.950435][ T32] r4:00000000 [ 1324.950500][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.950546][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.950587][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.950632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fb700 [ 1324.950663][ T32] r4:00000000 [ 1324.950687][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.950736][ T32] r9:83018205 r8:84a6a400 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1324.950798][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.950854][ T32] r5:00001000 r4:eced7000 [ 1324.950957][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.951017][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.951066][ T32] r5:85c5238c r4:85c52000 [ 1324.951093][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.951145][ T32] r7:ddde2d40 r6:83018200 r5:85c5238c r4:84783300 [ 1324.951200][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.951254][ T32] r10:61c88647 r9:84a6a400 r8:8478332c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.951280][ T32] r4:84783300 [ 1324.951301][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.951348][ T32] r10:00000000 r9:84783300 r8:8027ed34 r7:dfc11e60 r6:8478c580 r5:84a6a400 [ 1324.951373][ T32] r4:00000001 [ 1324.951394][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.951430][ T32] Exception stack(0xdfc5dfb0 to 0xdfc5dff8) [ 1324.951460][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.951494][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.951524][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.951581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.951612][ T32] r4:849a8540 [ 1324.952020][ T32] INFO: task kworker/1:30:3221 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.952058][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.952118][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.952197][ T32] Call trace: [ 1324.952264][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.952320][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.952390][ T32] r4:00000000 [ 1324.952422][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.952494][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.952530][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.952565][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.952593][ T32] 1d60: 80000013 ffffffff [ 1324.952652][ T32] r5:80000013 r4:80239bd0 [ 1324.952685][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.952737][ T32] r4:82ac11e4 [ 1324.952760][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.952805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.952868][ T32] r4:e0421dc0 [ 1324.952927][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.952977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.953003][ T32] r4:00000000 [ 1324.953024][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.953115][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.953145][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.953220][ T32] r5:00001000 r4:eda69000 [ 1324.953324][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.953436][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.959564][ T32] r5:85d4778c r4:85d47400 [ 1324.959604][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.959675][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.959699][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.959749][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.959793][ T32] r4:84ae2180 [ 1324.959819][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.959876][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.959995][ T32] r4:00000001 [ 1324.960021][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.960093][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.960130][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.960164][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.960194][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.960228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.960255][ T32] r4:84ae0100 [ 1324.960278][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.960308][ T32] INFO: task kworker/1:31:3223 blocked for more than 451 seconds. [ 1324.960345][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.960374][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.960397][ T32] task:kworker/1:31 state:D stack:0 pid:3223 tgid:3223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.960454][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.960500][ T32] Call trace: ** 1 printk messages dropped ** [ 1324.960637][ T32] r10:829187f4 r9:dfb61d84 r8:00000002 r7:60000013 r6:dfb61d8c r5:844c8000 [ 1324.960665][ T32] r4:844c8000 [ 1324.960686][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.960728][ T32] r5:844c8000 r4:829187f0 [ 1324.960752][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.960792][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.960841][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb61e08 [ 1324.960879][ T32] r4:00000000 [ 1324.960934][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.960983][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.961026][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.961070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8442ed00 [ 1324.961096][ T32] r4:00000000 [ 1324.961118][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.961166][ T32] r9:83018205 r8:844c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1324.961192][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.961236][ T32] r5:00001000 r4:ed2cd000 [ 1324.961289][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.961335][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.961378][ T32] r5:85bfe38c r4:85bfe000 [ 1324.961399][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.961497][ T32] r7:ddde2d40 r6:83018200 r5:85bfe38c r4:84783400 [ 1324.961526][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.961580][ T32] r10:61c88647 r9:844c8000 r8:8478342c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.961608][ T32] r4:84783400 [ 1324.961662][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.961713][ T32] r10:00000000 r9:84783400 r8:8027ed34 r7:dfc11e60 r6:84783480 r5:844c8000 [ 1324.961739][ T32] r4:00000001 [ 1324.961759][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.961794][ T32] Exception stack(0xdfb61fb0 to 0xdfb61ff8) [ 1324.961823][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.961864][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.961896][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.961928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.961954][ T32] r4:849a8580 [ 1324.962377][ T32] INFO: task kworker/1:31:3223 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.962417][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.962497][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.962549][ T32] Call trace: [ 1324.962581][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.962633][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.962661][ T32] r4:00000000 [ 1324.962682][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.962722][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.962754][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.962787][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.962816][ T32] 1d60: 80000013 ffffffff [ 1324.962841][ T32] r5:80000013 r4:80239bd0 [ 1324.962873][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.962917][ T32] r4:82ac11e4 [ 1324.962955][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.963006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.963033][ T32] r4:e0421dc0 [ 1324.963054][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.963099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.963125][ T32] r4:00000000 [ 1324.963145][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.963193][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.963237][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.963285][ T32] r5:00001000 r4:eda69000 [ 1324.963385][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.972272][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.972364][ T32] r5:85d4778c r4:85d47400 [ 1324.972389][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.972440][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.972464][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.972565][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.972632][ T32] r4:84ae2180 [ 1324.972659][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.972710][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.972781][ T32] r4:00000001 [ 1324.972807][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.972852][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.972885][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.972918][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.972949][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.972982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.973094][ T32] r4:84ae0100 [ 1324.973125][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.973205][ T32] INFO: task kworker/1:32:3226 blocked for more than 451 seconds. [ 1324.973247][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.973281][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.973381][ T32] task:kworker/1:32 state:D stack:0 pid:3226 tgid:3226 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.975561][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.975624][ T32] Call trace: [ 1324.975658][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.975715][ T32] r10:829187f4 r9:dfc61d84 r8:00000002 r7:60000113 r6:dfc61d8c r5:844ca400 [ 1324.975780][ T32] r4:844ca400 [ 1324.975815][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.975866][ T32] r5:844ca400 r4:829187f0 [ 1324.975919][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.975969][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.976056][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc61e08 [ 1324.976087][ T32] r4:00000000 [ 1324.976109][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.976149][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.976195][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.976242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d9400 [ 1324.976268][ T32] r4:00000000 [ 1324.976289][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.976338][ T32] r9:83018205 r8:844ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f107000 [ 1324.976363][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.976407][ T32] r5:00001000 r4:ed869000 [ 1324.976428][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.976518][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.976574][ T32] r5:85bffb8c r4:85bff800 [ 1324.976599][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.976649][ T32] r7:ddde2d40 r6:83018200 r5:85bffb8c r4:84783500 [ 1324.976769][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.976823][ T32] r10:61c88647 r9:844ca400 r8:8478352c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.976856][ T32] r4:84783500 [ 1324.976878][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.976926][ T32] r10:00000000 r9:84783500 r8:8027ed34 r7:dfb61e60 r6:84783580 r5:844ca400 [ 1324.976953][ T32] r4:00000001 [ 1324.976974][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.977011][ T32] Exception stack(0xdfc61fb0 to 0xdfc61ff8) [ 1324.977047][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.977083][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.977115][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.977148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.977174][ T32] r4:849a8a40 [ 1324.977645][ T32] INFO: task kworker/1:32:3226 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.977692][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.977796][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.977939][ T32] Call trace: [ 1324.978034][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.978161][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.978196][ T32] r4:00000000 [ 1324.978218][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.978260][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.978292][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.978328][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.978356][ T32] 1d60: 80000013 ffffffff [ 1324.978424][ T32] r5:80000013 r4:80239bd0 [ 1324.978482][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.978532][ T32] r4:82ac11e4 [ 1324.978561][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.978659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.978739][ T32] r4:e0421dc0 [ 1324.978766][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.978814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.978849][ T32] r4:00000000 [ 1324.978871][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.978920][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.978946][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.978991][ T32] r5:00001000 r4:eda69000 [ 1324.979045][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.979093][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.979139][ T32] r5:85d4778c r4:85d47400 [ 1324.979160][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.979208][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.979269][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.979325][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.979391][ T32] r4:84ae2180 [ 1324.979416][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.979466][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.979530][ T32] r4:00000001 [ 1324.979590][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.979641][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.979672][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.979738][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.979773][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.979806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.979832][ T32] r4:84ae0100 [ 1324.979863][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.979952][ T32] INFO: task kworker/1:33:3227 blocked for more than 451 seconds. [ 1324.979998][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.980033][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.980058][ T32] task:kworker/1:33 state:D stack:0 pid:3227 tgid:3227 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.980107][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.980149][ T32] Call trace: [ 1324.980181][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.980230][ T32] r10:829187f4 r9:dfb71d84 r8:00000002 r7:60000113 r6:dfb71d8c r5:844cb000 [ 1324.980288][ T32] r4:844cb000 [ 1324.980315][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.980358][ T32] r5:844cb000 r4:829187f0 [ 1324.980385][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.980459][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.980512][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb71e08 [ 1324.980539][ T32] r4:00000000 [ 1324.980559][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.980598][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.980636][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.980680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516a600 [ 1324.980707][ T32] r4:00000000 [ 1324.980727][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.980822][ T32] r9:83018205 r8:844cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1324.980858][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.980907][ T32] r5:00001000 r4:ed4d3000 [ 1324.980928][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.980969][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.981012][ T32] r5:85ca1f8c r4:85ca1c00 [ 1324.981034][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.981114][ T32] r7:ddde2d40 r6:83018200 r5:85ca1f8c r4:84783600 [ 1324.981144][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.981194][ T32] r10:61c88647 r9:844cb000 r8:8478362c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.981220][ T32] r4:84783600 [ 1324.981245][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.981323][ T32] r10:00000000 r9:84783600 r8:8027ed34 r7:dfc61e60 r6:84783680 r5:844cb000 [ 1324.981356][ T32] r4:00000001 [ 1324.981377][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.981413][ T32] Exception stack(0xdfb71fb0 to 0xdfb71ff8) [ 1324.981441][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.981475][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.981506][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.981539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.981565][ T32] r4:849a8a40 [ 1324.981799][ T32] INFO: task kworker/1:33:3227 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1324.981882][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.981947][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.982071][ T32] Call trace: [ 1324.982122][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.982177][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.982205][ T32] r4:00000000 [ 1324.982226][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.982265][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.982298][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.982333][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.982362][ T32] 1d60: 80000013 ffffffff [ 1324.982393][ T32] r5:80000013 r4:80239bd0 [ 1324.982416][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.982457][ T32] r4:82ac11e4 [ 1324.982478][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.982558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.982589][ T32] r4:e0421dc0 [ 1324.982611][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.982655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.982681][ T32] r4:00000000 [ 1324.982701][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.982784][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.982814][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.982864][ T32] r5:00001000 r4:eda69000 ** 1 printk messages dropped ** [ 1324.982956][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1324.994275][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1324.994590][ T32] task:kworker/1:34 state:D stack:0 pid:3231 tgid:3231 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1324.994954][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1324.995352][ T32] r9:83018205 r8:844cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 8 printk messages dropped ** [ 1324.995670][ T32] r10:61c88647 r9:844cbc00 r8:8478372c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1324.996461][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.996528][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.996604][ T32] Call trace: [ 1324.996636][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1324.996688][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1324.996715][ T32] r4:00000000 [ 1324.996737][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.996777][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1324.996809][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1324.996847][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1324.996879][ T32] 1d60: 80000013 ffffffff [ 1324.996905][ T32] r5:80000013 r4:80239bd0 [ 1324.996927][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.996971][ T32] r4:82ac11e4 [ 1324.996993][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.997060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1324.997093][ T32] r4:e0421dc0 [ 1324.997115][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.997160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1324.997211][ T32] r4:00000000 [ 1324.997236][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.997285][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1324.997312][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.997357][ T32] r5:00001000 r4:eda69000 [ 1324.997379][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.997420][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.997463][ T32] r5:85d4778c r4:85d47400 [ 1324.997484][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.997544][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1324.997572][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.997620][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.997647][ T32] r4:84ae2180 [ 1324.997669][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.997717][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1324.997744][ T32] r4:00000001 [ 1324.997787][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.997828][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1324.997900][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.997937][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.997969][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.998025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.998054][ T32] r4:84ae0100 [ 1324.998077][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.998102][ T32] INFO: task kworker/1:35:3232 blocked for more than 451 seconds. [ 1324.998133][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.998160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.998181][ T32] task:kworker/1:35 state:D stack:0 pid:3232 tgid:3232 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.998229][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.998270][ T32] Call trace: [ 1324.998330][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1324.998380][ T32] r10:829187f4 r9:dfc89d84 r8:00000002 r7:60000013 r6:dfc89d8c r5:844cc800 [ 1324.998407][ T32] r4:844cc800 [ 1324.998427][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.998467][ T32] r5:844cc800 r4:829187f0 [ 1324.998489][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.998552][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.998605][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc89e08 [ 1324.998634][ T32] r4:00000000 [ 1324.998655][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1324.998694][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1324.998762][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1324.998811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d9500 [ 1324.998873][ T32] r4:00000000 [ 1324.998899][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1324.998946][ T32] r9:83018205 r8:844cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f109000 [ 1324.998971][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.999015][ T32] r5:00001000 r4:ed875000 [ 1324.999037][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1324.999079][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.999124][ T32] r5:85bfff8c r4:85bffc00 [ 1324.999195][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.999246][ T32] r7:ddde2d40 r6:83018200 r5:85bfff8c r4:84783800 [ 1324.999271][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.999319][ T32] r10:61c88647 r9:844cc800 r8:8478382c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.999346][ T32] r4:84783800 [ 1324.999366][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.999418][ T32] r10:00000000 r9:84783800 r8:8027ed34 r7:dfc75e60 r6:84783880 r5:844cc800 [ 1324.999451][ T32] r4:00000001 [ 1324.999473][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.999513][ T32] Exception stack(0xdfc89fb0 to 0xdfc89ff8) [ 1324.999545][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.999661][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.999697][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.999730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1325.000169][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.000598][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1325.000903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 9 printk messages dropped ** [ 1325.001286][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 7 printk messages dropped ** [ 1325.001780][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 6 printk messages dropped ** [ 1325.001998][ T32] INFO: task kworker/1:36:3234 blocked for more than 451 seconds. ** 9 printk messages dropped ** [ 1325.002468][ T32] r5:844cd400 r4:829187f0 [ 1325.002494][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1325.002801][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1325.018557][ T32] r7:ddde2d40 r6:83018200 r5:85bff78c r4:84783900 ** 1 printk messages dropped ** [ 1325.018636][ T32] r10:61c88647 r9:844cd400 r8:8478392c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.018664][ T32] r4:84783900 [ 1325.018685][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.018734][ T32] r10:00000000 r9:84783900 r8:8027ed34 r7:dfc89e60 r6:84783980 r5:844cd400 [ 1325.018760][ T32] r4:00000001 [ 1325.018781][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.018819][ T32] Exception stack(0xdfc91fb0 to 0xdfc91ff8) [ 1325.018859][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.018909][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.018946][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.018981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.019008][ T32] r4:849a8f40 [ 1325.019418][ T32] INFO: task kworker/1:36:3234 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1325.019461][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.019534][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.019585][ T32] Call trace: [ 1325.019618][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.019673][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1325.019723][ T32] r4:00000000 [ 1325.019751][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.019793][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1325.019826][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1325.019883][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1325.019915][ T32] 1d60: 80000013 ffffffff [ 1325.019941][ T32] r5:80000013 r4:80239bd0 [ 1325.019963][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.020011][ T32] r4:82ac11e4 [ 1325.020032][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.020077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1325.020104][ T32] r4:e0421dc0 [ 1325.020124][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.020169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1325.020245][ T32] r4:00000000 [ 1325.020276][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.020477][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.020602][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.020716][ T32] r5:00001000 r4:eda69000 [ 1325.020743][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1325.020984][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1325.021271][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.021677][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.021998][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1325.022236][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.022470][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.022605][ T32] r5:00001000 r4:ed953000 ** 6 printk messages dropped ** [ 1325.023000][ T32] r10:61c88647 r9:844ce000 r8:84783a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1325.023305][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.036106][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 13 printk messages dropped ** [ 1325.036723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 11 printk messages dropped ** [ 1325.037246][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1325.037640][ T32] r4:84ae0100 ** 4 printk messages dropped ** [ 1325.037871][ T32] task:kworker/1:38 state:D stack:0 pid:3237 tgid:3237 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1325.038417][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.038583][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.038879][ T32] r5:85bff38c r4:85bff000 ** 7 printk messages dropped ** [ 1325.039207][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.039439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.039470][ T32] r4:847f2100 [ 1325.039681][ T32] INFO: task kworker/1:38:3237 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1325.039736][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.039799][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.039850][ T32] Call trace: [ 1325.039883][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.039935][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1325.039983][ T32] r4:00000000 [ 1325.040008][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.040049][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1325.040100][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1325.040139][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1325.040166][ T32] 1d60: 80000013 ffffffff [ 1325.040276][ T32] r5:80000013 r4:80239bd0 [ 1325.040301][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.040372][ T32] r4:82ac11e4 [ 1325.040397][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.040443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1325.040470][ T32] r4:e0421dc0 [ 1325.040495][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.040541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1325.040567][ T32] r4:00000000 [ 1325.040588][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.040635][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.040661][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.040704][ T32] r5:00001000 r4:eda69000 [ 1325.040726][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.040766][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.040809][ T32] r5:85d4778c r4:85d47400 [ 1325.040831][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.040899][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1325.040926][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.040975][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.041000][ T32] r4:84ae2180 [ 1325.041020][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.041073][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1325.041100][ T32] r4:00000001 [ 1325.041120][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.041160][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1325.041191][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.041224][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.041255][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.041309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.041339][ T32] r4:84ae0100 ** 1 printk messages dropped ** [ 1325.041387][ T32] INFO: task kworker/1:39:3239 blocked for more than 451 seconds. ** 7 printk messages dropped ** [ 1325.041740][ T32] r4:843b8c00 ** 2 printk messages dropped ** [ 1325.041821][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1325.042055][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1325.042253][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1325.042820][ T32] r7:ddde2d40 r6:83018200 r5:8423a78c r4:84783c00 ** 9 printk messages dropped ** [ 1325.043268][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.059952][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 11 printk messages dropped ** [ 1325.060434][ T32] r4:e0421dc0 ** 2 printk messages dropped ** [ 1325.060526][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.060872][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1325.061321][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 7 printk messages dropped ** [ 1325.061621][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1325.061991][ T32] r5:843b9800 r4:829187f0 [ 1325.062036][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1325.062295][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1325.062734][ T32] r7:ddde2d40 r6:83018200 r5:84239f8c r4:84783d00 ** 1 printk messages dropped ** [ 1325.062807][ T32] r10:61c88647 r9:843b9800 r8:84783d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.062835][ T32] r4:84783d00 [ 1325.062878][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.062951][ T32] r10:00000000 r9:84783d00 r8:8027ed34 r7:dfc9de60 r6:84783d80 r5:843b9800 [ 1325.062982][ T32] r4:00000001 [ 1325.063004][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.063040][ T32] Exception stack(0xdfca5fb0 to 0xdfca5ff8) [ 1325.063070][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.063103][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.063135][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.063168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.063225][ T32] r4:847f2800 [ 1325.068972][ T32] INFO: task kworker/1:40:3247 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1325.069091][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.069171][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.069232][ T32] Call trace: [ 1325.069285][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.069344][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1325.069373][ T32] r4:00000000 [ 1325.069395][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.069452][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1325.069490][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1325.069524][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1325.069552][ T32] 1d60: 80000013 ffffffff [ 1325.069578][ T32] r5:80000013 r4:80239bd0 [ 1325.069601][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.069646][ T32] r4:82ac11e4 [ 1325.069668][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.069713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1325.069739][ T32] r4:e0421dc0 [ 1325.069760][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.069806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1325.069833][ T32] r4:00000000 [ 1325.069859][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.069908][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.069934][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.069979][ T32] r5:00001000 r4:eda69000 [ 1325.070022][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.070068][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.070114][ T32] r5:85d4778c r4:85d47400 [ 1325.070136][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.070184][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1325.070209][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.070258][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.070284][ T32] r4:84ae2180 [ 1325.070305][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.070353][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1325.070380][ T32] r4:00000001 [ 1325.070400][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.070436][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1325.070487][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1325.070590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1325.070904][ T32] Call trace: ** 5 printk messages dropped ** [ 1325.071097][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1325.071186][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c5e08 ** 7 printk messages dropped ** [ 1325.071461][ T32] r9:83018205 r8:843ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f111000 ** 8 printk messages dropped ** [ 1325.071819][ T32] r10:61c88647 r9:843ba400 r8:84783e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1325.072183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1325.072884][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.073063][ T32] 1d60: 80000013 ffffffff ** 6 printk messages dropped ** [ 1325.073369][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1325.081337][ T32] r5:85d4778c r4:85d47400 ** 7 printk messages dropped ** [ 1325.081652][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.081824][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.082231][ T32] Call trace: ** 5 printk messages dropped ** [ 1325.082494][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1325.082658][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1325.082712][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1325.082756][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.082800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d9b00 [ 1325.082826][ T32] r4:00000000 [ 1325.082851][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.082899][ T32] r9:83018205 r8:843bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f115000 [ 1325.082925][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.082983][ T32] r5:00001000 r4:ed97b000 [ 1325.083008][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.083050][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.083094][ T32] r5:85be7f8c r4:85be7c00 [ 1325.083140][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.083203][ T32] r7:ddde2d40 r6:83018200 r5:85be7f8c r4:84783f00 [ 1325.083229][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.083351][ T32] r10:61c88647 r9:843bb000 r8:84783f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.089477][ T32] r4:84783f00 [ 1325.089518][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.089591][ T32] r10:00000000 r9:84783f00 r8:8027ed34 r7:df9c5e60 r6:84783f80 r5:843bb000 [ 1325.089619][ T32] r4:00000001 [ 1325.089640][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.089679][ T32] Exception stack(0xdfa45fb0 to 0xdfa45ff8) [ 1325.089712][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.089759][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.089794][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.089829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.089865][ T32] r4:847f2800 [ 1325.090285][ T32] INFO: task kworker/1:42:3249 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1325.090327][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.090419][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.090473][ T32] Call trace: [ 1325.090507][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.090562][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1325.090589][ T32] r4:00000000 [ 1325.090610][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.090650][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1325.090683][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1325.090719][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1325.090747][ T32] 1d60: 80000013 ffffffff [ 1325.090773][ T32] r5:80000013 r4:80239bd0 [ 1325.090795][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.090851][ T32] r4:82ac11e4 [ 1325.090875][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.090923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1325.090950][ T32] r4:e0421dc0 [ 1325.090971][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.091016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1325.091058][ T32] r4:00000000 [ 1325.091087][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.091143][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.091169][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.091219][ T32] r5:00001000 r4:eda69000 [ 1325.091241][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.091282][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.091327][ T32] r5:85d4778c r4:85d47400 [ 1325.091349][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.091397][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1325.091421][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.091469][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1325.091687][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1325.092090][ T32] Call trace: ** 5 printk messages dropped ** [ 1325.092297][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1325.092390][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa9de08 ** 7 printk messages dropped ** [ 1325.092710][ T32] r9:83018205 r8:843bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f113000 ** 8 printk messages dropped ** [ 1325.093085][ T32] r10:61c88647 r9:843bbc00 r8:8488b02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1325.099445][ T32] r4:847f2800 ** 6 printk messages dropped ** [ 1325.100196][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.100455][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1325.100769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1325.100796][ T32] r4:00000000 [ 1325.100824][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.100885][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.100930][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.100980][ T32] r5:00001000 r4:eda69000 [ 1325.101003][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.101046][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.101092][ T32] r5:85d4778c r4:85d47400 [ 1325.101117][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.101167][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1325.101191][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.101240][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.101266][ T32] r4:84ae2180 [ 1325.101287][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.101334][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1325.101360][ T32] r4:00000001 [ 1325.101387][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.101439][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1325.101474][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.101512][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.101545][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.101578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.101639][ T32] r4:84ae0100 [ 1325.101668][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.101698][ T32] INFO: task kworker/1:44:3252 blocked for more than 451 seconds. [ 1325.101733][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.101762][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1325.102169][ T32] r5:843bc800 r4:829187f0 [ 1325.102195][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1325.102391][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1325.102803][ T32] r5:85c1078c r4:85c10400 ** 6 printk messages dropped ** [ 1325.103070][ T32] r10:00000000 r9:8488b100 r8:8027ed34 r7:dfa45e60 r6:8488b180 r5:843bc800 ** 2 printk messages dropped ** [ 1325.103164][ T32] Exception stack(0xdfab1fb0 to 0xdfab1ff8) [ 1325.103196][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.103231][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.103284][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.103322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.111559][ T32] r4:847f2800 [ 1325.112033][ T32] INFO: task kworker/1:44:3252 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1325.112082][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.112158][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.112222][ T32] Call trace: [ 1325.112256][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.112331][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1325.112364][ T32] r4:00000000 [ 1325.112385][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.112450][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1325.112496][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1325.112530][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1325.112607][ T32] 1d60: 80000013 ffffffff [ 1325.112639][ T32] r5:80000013 r4:80239bd0 [ 1325.112662][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.112732][ T32] r4:82ac11e4 [ 1325.112765][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.112812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1325.112884][ T32] r4:e0421dc0 [ 1325.112910][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.112956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1325.112983][ T32] r4:00000000 [ 1325.113003][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.113053][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.113078][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.113123][ T32] r5:00001000 r4:eda69000 ** 2 printk messages dropped ** [ 1325.113256][ T32] r5:85d4778c r4:85d47400 ** 6 printk messages dropped ** [ 1325.119832][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1325.119876][ T32] r4:00000001 [ 1325.119897][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.119936][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1325.119969][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.120002][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.120033][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.120066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.120094][ T32] r4:84ae0100 [ 1325.120118][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.120150][ T32] INFO: task kworker/0:31:3255 blocked for more than 451 seconds. [ 1325.120186][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.120217][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.120262][ T32] task:kworker/0:31 state:D stack:0 pid:3255 tgid:3255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.120353][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.120404][ T32] Call trace: ** 1 printk messages dropped ** [ 1325.120490][ T32] r10:829187f4 r9:dfad1d84 r8:00000002 r7:60000113 r6:dfad1d8c r5:843be000 ** 3 printk messages dropped ** [ 1325.120608][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1325.120834][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1325.121356][ T32] r7:dddced40 r6:83018000 r5:85ca2b8c r4:8478c680 ** 5 printk messages dropped ** [ 1325.121590][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1325.121835][ T32] r4:848c80c0 ** 2 printk messages dropped ** [ 1325.122378][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.122813][ T32] 1d60: 80000013 ffffffff ** 7 printk messages dropped ** [ 1325.123133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 11 printk messages dropped ** [ 1325.129574][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1325.130079][ T32] r4:84ae0100 ** 4 printk messages dropped ** [ 1325.130222][ T32] task:kworker/0:32 state:D stack:0 pid:3256 tgid:3256 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1325.130528][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1325.130665][ T32] r4:00000000 [ 1325.130686][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1325.130726][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1325.130767][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.130812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516ad00 [ 1325.130846][ T32] r4:00000000 [ 1325.130874][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.130926][ T32] r9:83018005 r8:843bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1325.130952][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.130998][ T32] r5:00001000 r4:ed5ef000 [ 1325.131019][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.131061][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.131106][ T32] r5:85ca338c r4:85ca3000 [ 1325.131127][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.131173][ T32] r7:dddced40 r6:83018000 r5:85ca338c r4:8478c700 [ 1325.131197][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.131244][ T32] r10:61c88647 r9:843bec00 r8:8478c72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.131270][ T32] r4:8478c700 [ 1325.131290][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.131338][ T32] r10:00000000 r9:8478c700 r8:8027ed34 r7:dfb6de60 r6:8488b380 r5:843bec00 [ 1325.131366][ T32] r4:00000001 [ 1325.131388][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.131423][ T32] Exception stack(0xdfae5fb0 to 0xdfae5ff8) [ 1325.131453][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.131486][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.131530][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.131592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.131622][ T32] r4:848c80c0 [ 1325.132026][ T32] INFO: task kworker/0:32:3256 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1325.132065][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.132127][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.132175][ T32] Call trace: [ 1325.132207][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.132258][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1325.132286][ T32] r4:00000000 [ 1325.132321][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.132367][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1325.132400][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1325.132434][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1325.132462][ T32] 1d60: 80000013 ffffffff ** 4 printk messages dropped ** [ 1325.132640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 7 printk messages dropped ** [ 1325.132907][ T32] r5:00001000 r4:eda69000 ** 6 printk messages dropped ** [ 1325.133156][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1325.141246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1325.141715][ T32] r10:829187f4 r9:dfb05d84 r8:00000002 r7:60000113 r6:dfb05d8c r5:843b8000 ** 3 printk messages dropped ** [ 1325.141883][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1325.142248][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.142494][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1325.142997][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.150588][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1325.150984][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1325.151221][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1325.151873][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1325.152389][ T32] r10:829187f4 r9:dfcb9d84 r8:00000002 r7:60000113 r6:dfcb9d8c r5:84199800 ** 6 printk messages dropped ** [ 1325.152652][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.152854][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.153148][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1325.153330][ T32] r10:61c88647 r9:84199800 r8:8478c82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.153361][ T32] r4:8478c800 [ 1325.153434][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.159320][ T32] r10:00000000 r9:8478c800 r8:8027ed34 r7:dfb05e60 r6:8488b480 r5:84199800 [ 1325.159385][ T32] r4:00000001 [ 1325.159415][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.159474][ T32] Exception stack(0xdfcb9fb0 to 0xdfcb9ff8) [ 1325.159506][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.159539][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.159569][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.159603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.159638][ T32] r4:848c85c0 [ 1325.160046][ T32] INFO: task kworker/0:34:3262 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1325.160085][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.160161][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.160213][ T32] Call trace: [ 1325.160260][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.160315][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1325.160343][ T32] r4:00000000 [ 1325.160364][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.160404][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1325.160446][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1325.160483][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1325.160540][ T32] 1d60: 80000013 ffffffff [ 1325.160578][ T32] r5:80000013 r4:80239bd0 [ 1325.160603][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.160649][ T32] r4:82ac11e4 [ 1325.160691][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.160743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1325.160771][ T32] r4:e0421dc0 [ 1325.160792][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.160837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1325.160897][ T32] r4:00000000 [ 1325.160931][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1325.161060][ T32] r5:00001000 r4:eda69000 ** 7 printk messages dropped ** [ 1325.161403][ T32] r4:84ae2180 ** 5 printk messages dropped ** [ 1325.161611][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1325.162083][ T32] r10:829187f4 r9:dfcbdd84 r8:00000002 r7:60000113 r6:dfcbdd8c r5:8419a400 ** 3 printk messages dropped ** [ 1325.162194][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1325.162461][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1325.162876][ T32] r7:dddced40 r6:83018000 r5:85ca3f8c r4:8478c880 ** 7 printk messages dropped ** [ 1325.163144][ T32] Exception stack(0xdfcbdfb0 to 0xdfcbdff8) ** 7 printk messages dropped ** [ 1325.171712][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.172111][ T32] 1d60: 80000013 ffffffff ** 7 printk messages dropped ** [ 1325.172377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 10 printk messages dropped ** [ 1325.172846][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1325.173184][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.179483][ T32] Call trace: ** 5 printk messages dropped ** [ 1325.179725][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1325.179917][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1325.180314][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1325.180671][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1325.180913][ T32] r4:848c8880 ** 5 printk messages dropped ** [ 1325.181601][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 3 printk messages dropped ** [ 1325.181725][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1325.181758][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1325.181785][ T32] 1d60: 80000013 ffffffff [ 1325.181809][ T32] r5:80000013 r4:80239bd0 [ 1325.181830][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.181883][ T32] r4:82ac11e4 [ 1325.181904][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.181948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1325.181974][ T32] r4:e0421dc0 [ 1325.181994][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.182067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1325.182095][ T32] r4:00000000 [ 1325.182115][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.182162][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.182202][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.182249][ T32] r5:00001000 r4:eda69000 [ 1325.182280][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.182323][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.182375][ T32] r5:85d4778c r4:85d47400 [ 1325.182400][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.182460][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1325.182487][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.182546][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.182576][ T32] r4:84ae2180 [ 1325.182596][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.182644][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1325.182669][ T32] r4:00000001 [ 1325.182709][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.182752][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1325.182782][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.182817][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.182875][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.182912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.182938][ T32] r4:84ae0100 [ 1325.182961][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.182986][ T32] INFO: task kworker/0:37:3266 blocked for more than 451 seconds. [ 1325.183017][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.183043][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.183064][ T32] task:kworker/0:37 state:D stack:0 pid:3266 tgid:3266 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.183119][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.183174][ T32] Call trace: [ 1325.183218][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1325.183269][ T32] r10:829187f4 r9:dfcc9d84 r8:00000002 r7:60000113 r6:dfcc9d8c r5:8419b000 [ 1325.183348][ T32] r4:8419b000 [ 1325.188980][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.189088][ T32] r5:8419b000 r4:829187f0 [ 1325.189117][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.189175][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.189228][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcc9e08 [ 1325.189255][ T32] r4:00000000 [ 1325.189286][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1325.189331][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1325.189373][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.189417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84addf40 [ 1325.189464][ T32] r4:00000000 [ 1325.189498][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.189554][ T32] r9:83018005 r8:8419b000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1325.189581][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.189628][ T32] r5:00001000 r4:ec5dd000 [ 1325.189650][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.189691][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.189734][ T32] r5:85cac38c r4:85cac000 [ 1325.189764][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.189839][ T32] r7:dddced40 r6:83018000 r5:85cac38c r4:8478c980 [ 1325.189894][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.189969][ T32] r10:61c88647 r9:8419b000 r8:8478c9ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.189999][ T32] r4:8478c980 [ 1325.190044][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.190093][ T32] r10:00000000 r9:8478c980 r8:8027ed34 r7:dfcc5e60 r6:8488b600 r5:8419b000 [ 1325.190120][ T32] r4:00000001 [ 1325.190141][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.190199][ T32] Exception stack(0xdfcc9fb0 to 0xdfcc9ff8) [ 1325.190248][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.190285][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.190316][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.190350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.190375][ T32] r4:848c8880 [ 1325.190771][ T32] INFO: task kworker/0:37:3266 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1325.190830][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.190936][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.191009][ T32] Call trace: [ 1325.191064][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.191140][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1325.191172][ T32] r4:00000000 [ 1325.191193][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.191233][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1325.191265][ T32] 1d20: 925ff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1325.191299][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1325.191646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 12 printk messages dropped ** [ 1325.192106][ T32] r4:84ae2180 [ 1325.192126][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.192173][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1325.192220][ T32] r4:00000001 [ 1325.192244][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.192290][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1325.192323][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.192356][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.192407][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.192444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.192470][ T32] r4:84ae0100 [ 1325.192492][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.192532][ T32] INFO: task kworker/0:38:3268 blocked for more than 451 seconds. [ 1325.192569][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.192598][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.192619][ T32] task:kworker/0:38 state:D stack:0 pid:3268 tgid:3268 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.192666][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.192709][ T32] Call trace: [ 1325.192762][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1325.192810][ T32] r10:829187f4 r9:dfcd1d84 r8:00000002 r7:60000113 r6:dfcd1d8c r5:8419c800 [ 1325.192857][ T32] r4:8419c800 [ 1325.192882][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.192943][ T32] r5:8419c800 r4:829187f0 [ 1325.192982][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.193025][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.193073][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd1e08 [ 1325.193098][ T32] r4:00000000 [ 1325.193118][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1325.193158][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1325.193196][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1325.193301][ T32] r4:00000000 [ 1325.193376][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.213385][ T32] r9:83018005 r8:8419c800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1325.216031][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.216119][ T32] r5:00001000 r4:eceef000 [ 1325.216144][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.216201][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.216257][ T32] r5:85cacf8c r4:85cacc00 [ 1325.216279][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.216329][ T32] r7:dddced40 r6:83018000 r5:85cacf8c r4:8478ca00 [ 1325.216354][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.216401][ T32] r10:61c88647 r9:8419c800 r8:8478ca2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.216428][ T32] r4:8478ca00 [ 1325.216472][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.216573][ T32] r10:00000000 r9:8478ca00 r8:8027ed34 r7:dfcc5e60 r6:8488b680 r5:8419c800 [ 1325.216622][ T32] r4:00000001 [ 1325.216665][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.216739][ T32] Exception stack(0xdfcd1fb0 to 0xdfcd1ff8) [ 1325.216772][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.216820][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.216894][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.216932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.216969][ T32] r4:848c89c0 [ 1325.217374][ T32] INFO: task kworker/0:38:3268 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1325.217413][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.217484][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.217535][ T32] Call trace: [ 1325.217588][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.217656][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1325.217687][ T32] r4:00000000 [ 1325.217708][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.217748][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1325.217789][ T32] 1d20: 92db9000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1325.217832][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1325.217867][ T32] 1d60: 80000013 ffffffff [ 1325.217892][ T32] r5:80000013 r4:80239bd0 [ 1325.217914][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.217976][ T32] r4:82ac11e4 [ 1325.218021][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.218072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1325.218110][ T32] r4:e0421dc0 [ 1325.218135][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.218180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1325.218206][ T32] r4:00000000 [ 1325.218226][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.218274][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.218299][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1325.218541][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 2 printk messages dropped ** [ 1325.218650][ T32] r4:84ae2180 ** 4 printk messages dropped ** [ 1325.218825][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 2 printk messages dropped ** [ 1325.218971][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1325.219168][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1325.219336][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.219562][ T32] r5:8419bc00 r4:829187f0 [ 1325.219592][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.219637][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1325.219712][ T32] r4:00000000 [ 1325.219733][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1325.219771][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1325.219809][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.219860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d6d80 [ 1325.219886][ T32] r4:00000000 [ 1325.219935][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.219986][ T32] r9:83018005 r8:8419bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1325.220011][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.220063][ T32] r5:00001000 r4:ecd5f000 [ 1325.220088][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.220141][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.220190][ T32] r5:85cacb8c r4:85cac800 [ 1325.220239][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.220289][ T32] r7:dddced40 r6:83018000 r5:85cacb8c r4:8478ca80 [ 1325.220313][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.220361][ T32] r10:61c88647 r9:8419bc00 r8:8478caac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.220386][ T32] r4:8478ca80 [ 1325.220406][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.220452][ T32] r10:00000000 r9:8478ca80 r8:8027ed34 r7:dfcd1e60 r6:8488b700 r5:8419bc00 [ 1325.220477][ T32] r4:00000001 [ 1325.220498][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.220565][ T32] Exception stack(0xdfcd9fb0 to 0xdfcd9ff8) [ 1325.220598][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.220632][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.220673][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.220716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.220743][ T32] r4:848c8b40 [ 1325.221012][ T32] INFO: task kworker/0:39:3270 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1325.221064][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.221149][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.221201][ T32] Call trace: [ 1325.221259][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.221312][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1325.221339][ T32] r4:00000000 [ 1325.221371][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.221414][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1325.221446][ T32] 1d20: 92db9000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1325.221479][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1325.221507][ T32] 1d60: 80000013 ffffffff [ 1325.221532][ T32] r5:80000013 r4:80239bd0 [ 1325.221552][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.221593][ T32] r4:82ac11e4 [ 1325.221615][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.221658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1325.221693][ T32] r4:e0421dc0 [ 1325.221719][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.221784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1325.221814][ T32] r4:00000000 [ 1325.221834][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.221896][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.221921][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.221973][ T32] r5:00001000 r4:eda69000 ** 1 printk messages dropped ** [ 1325.222074][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1325.222327][ T32] r4:84ae2180 ** 2 printk messages dropped ** [ 1325.222432][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1325.222544][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1325.222727][ T32] INFO: task kworker/0:40:3272 blocked for more than 451 seconds. ** 2 printk messages dropped ** [ 1325.222806][ T32] task:kworker/0:40 state:D stack:0 pid:3272 tgid:3272 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1325.223095][ T32] r5:84198000 r4:829187f0 [ 1325.223117][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.223156][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1325.223264][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1325.223378][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1325.231618][ T32] r9:83018005 r8:84198000 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 3 printk messages dropped ** [ 1325.231777][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1325.232033][ T32] r10:61c88647 r9:84198000 r8:8478cb2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.232060][ T32] r4:8478cb00 [ 1325.232081][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.232130][ T32] r10:00000000 r9:8478cb00 r8:8027ed34 r7:dfcd1e60 r6:8488b780 r5:84198000 [ 1325.232173][ T32] r4:00000001 [ 1325.232216][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.232271][ T32] Exception stack(0xdfce1fb0 to 0xdfce1ff8) [ 1325.232308][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.232344][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.232375][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.232463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.232496][ T32] r4:848c8f00 [ 1325.232921][ T32] INFO: task kworker/0:40:3272 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1325.232965][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.233055][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.233127][ T32] Call trace: [ 1325.233174][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.233241][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1325.233275][ T32] r4:00000000 [ 1325.233353][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.238898][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1325.238973][ T32] 1d20: 92db9000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1325.239015][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1325.239043][ T32] 1d60: 80000013 ffffffff [ 1325.239072][ T32] r5:80000013 r4:80239bd0 [ 1325.239097][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.239190][ T32] r4:82ac11e4 [ 1325.239216][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.239263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1325.239289][ T32] r4:e0421dc0 [ 1325.239324][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.239378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1325.239415][ T32] r4:00000000 [ 1325.239451][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.239504][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.239529][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.239576][ T32] r5:00001000 r4:eda69000 [ 1325.239607][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.239653][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.239706][ T32] r5:85d4778c r4:85d47400 [ 1325.239732][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.239795][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1325.239822][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.239878][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.239924][ T32] r4:84ae2180 [ 1325.239952][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.240002][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1325.240029][ T32] r4:00000001 [ 1325.240050][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.240087][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1325.240129][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.240165][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.240196][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.240229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.240254][ T32] r4:84ae0100 [ 1325.240279][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.240310][ T32] INFO: task kworker/0:41:3274 blocked for more than 451 seconds. [ 1325.240354][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.240387][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.240431][ T32] task:kworker/0:41 state:D stack:0 pid:3274 tgid:3274 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.240498][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.240544][ T32] Call trace: [ 1325.240576][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1325.240629][ T32] r10:829187f4 r9:dfce9d84 r8:00000002 r7:60000113 r6:dfce9d8c r5:8419d400 [ 1325.240655][ T32] r4:8419d400 [ 1325.240676][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.240717][ T32] r5:8419d400 r4:829187f0 [ 1325.240739][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.240780][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.240828][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfce9e08 [ 1325.240866][ T32] r4:00000000 [ 1325.240887][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1325.240927][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1325.240965][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.241009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516c1c0 [ 1325.241050][ T32] r4:00000000 [ 1325.241074][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.241124][ T32] r9:83018005 r8:8419d400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1325.241149][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.241202][ T32] r5:00001000 r4:ecf65000 [ 1325.241230][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.241272][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.241315][ T32] r5:85cad38c r4:85cad000 [ 1325.241338][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.241383][ T32] r7:dddced40 r6:83018000 r5:85cad38c r4:8478cb80 [ 1325.241426][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.241482][ T32] r10:61c88647 r9:8419d400 r8:8478cbac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.241518][ T32] r4:8478cb80 [ 1325.241542][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.241589][ T32] r10:00000000 r9:8478cb80 r8:8027ed34 r7:dfce1e60 r6:8488b800 r5:8419d400 [ 1325.241615][ T32] r4:00000001 [ 1325.241637][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.241683][ T32] Exception stack(0xdfce9fb0 to 0xdfce9ff8) [ 1325.241717][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.241750][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.241794][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.241830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.241868][ T32] r4:848c8d40 [ 1325.242292][ T32] INFO: task kworker/0:41:3274 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1325.242331][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.242390][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.242455][ T32] Call trace: [ 1325.242486][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.242551][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1325.242581][ T32] r4:00000000 [ 1325.242621][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.242666][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1325.242699][ T32] 1d20: 92db9000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1325.242733][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1325.242760][ T32] 1d60: 80000013 ffffffff [ 1325.242805][ T32] r5:80000013 r4:80239bd0 [ 1325.242830][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.242881][ T32] r4:82ac11e4 [ 1325.242912][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.242964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1325.242991][ T32] r4:e0421dc0 [ 1325.243012][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.243057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1325.243104][ T32] r4:00000000 [ 1325.243128][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.243177][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.243221][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.243269][ T32] r5:00001000 r4:eda69000 [ 1325.243355][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.251322][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.251437][ T32] r5:85d4778c r4:85d47400 [ 1325.251487][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1325.251891][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.252144][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1325.252512][ T32] r5:8419e000 r4:829187f0 [ 1325.252535][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1325.252710][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1325.253127][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1325.257660][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1325.258595][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 8 printk messages dropped ** [ 1325.258919][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1325.259080][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 9 printk messages dropped ** [ 1325.259493][ T32] r4:84ae2180 [ 1325.259517][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.259566][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1325.259592][ T32] r4:00000001 [ 1325.259611][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.259647][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1325.259675][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.259708][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.259749][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.259786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.259812][ T32] r4:84ae0100 [ 1325.259849][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.259885][ T32] INFO: task kworker/0:43:3278 blocked for more than 451 seconds. [ 1325.259922][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.259951][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.259974][ T32] task:kworker/0:43 state:D stack:0 pid:3278 tgid:3278 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.260045][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.260108][ T32] Call trace: [ 1325.260144][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1325.260193][ T32] r10:829187f4 r9:dfcf9d84 r8:00000002 r7:60000013 r6:dfcf9d8c r5:8419ec00 [ 1325.260239][ T32] r4:8419ec00 [ 1325.260263][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.260306][ T32] r5:8419ec00 r4:829187f0 [ 1325.260327][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.260367][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.260436][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcf9e08 [ 1325.260467][ T32] r4:00000000 [ 1325.260487][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1325.260536][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1325.260586][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.260633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516cbc0 [ 1325.260659][ T32] r4:00000000 [ 1325.260679][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.260725][ T32] r9:83018005 r8:8419ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1325.260750][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.260793][ T32] r5:00001000 r4:ed45d000 [ 1325.260813][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.260868][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.260949][ T32] r5:85cafb8c r4:85caf800 [ 1325.260976][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.261031][ T32] r7:dddced40 r6:83018000 r5:85cafb8c r4:8478cc80 [ 1325.261067][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1325.261206][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1325.261811][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1325.262560][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1325.262760][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 10 printk messages dropped ** [ 1325.263165][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1325.273971][ T32] INFO: task kworker/0:44:3282 blocked for more than 451 seconds. ** 9 printk messages dropped ** [ 1325.274495][ T32] r5:843b0000 r4:829187f0 ** 1 printk messages dropped ** [ 1325.274558][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1325.274991][ T32] r5:00001000 r4:ed31f000 ** 6 printk messages dropped ** [ 1325.275261][ T32] r10:61c88647 r9:843b0000 r8:8478cd2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1325.275625][ T32] r4:849b4a40 ** 3 printk messages dropped ** [ 1325.276178][ T32] Call trace: ** 7 printk messages dropped ** [ 1325.276471][ T32] 1d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1325.276665][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1325.276926][ T32] r5:00001000 r4:eda69000 [ 1325.276947][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.276987][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.277042][ T32] r5:85d4778c r4:85d47400 [ 1325.277071][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.277119][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1325.277166][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.277241][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.277272][ T32] r4:84ae2180 [ 1325.277292][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.277341][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1325.277367][ T32] r4:00000001 [ 1325.277410][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.277463][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1325.277494][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.277526][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.277556][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.277588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.277616][ T32] r4:84ae0100 [ 1325.277637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.277680][ T32] INFO: task kworker/0:45:3284 blocked for more than 451 seconds. [ 1325.277714][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.277761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.277786][ T32] task:kworker/0:45 state:D stack:0 pid:3284 tgid:3284 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.277833][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.277885][ T32] Call trace: [ 1325.277917][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1325.277965][ T32] r10:829187f4 r9:dfd0dd84 r8:00000002 r7:60000013 r6:dfd0dd8c r5:843b1800 [ 1325.278037][ T32] r4:843b1800 [ 1325.278092][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.278139][ T32] r5:843b1800 r4:829187f0 [ 1325.278163][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.278204][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.278280][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd0de08 [ 1325.278311][ T32] r4:00000000 [ 1325.278331][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1325.278371][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1325.278409][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.278452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516cf00 [ 1325.278478][ T32] r4:00000000 [ 1325.278498][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.278548][ T32] r9:83018005 r8:843b1800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1325.278575][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.278628][ T32] r5:00001000 r4:ed4eb000 [ 1325.278652][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.278693][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.278745][ T32] r5:85cb078c r4:85cb0400 [ 1325.278770][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.278818][ T32] r7:dddced40 r6:83018000 r5:85cb078c r4:8478cd80 [ 1325.278871][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.278925][ T32] r10:61c88647 r9:843b1800 r8:8478cdac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.278972][ T32] r4:8478cd80 [ 1325.279000][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.279049][ T32] r10:00000000 r9:8478cd80 r8:8027ed34 r7:dfcf9e60 r6:8488bb00 r5:843b1800 [ 1325.279075][ T32] r4:00000001 [ 1325.279104][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.279144][ T32] Exception stack(0xdfd0dfb0 to 0xdfd0dff8) [ 1325.279173][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.279205][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.279235][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.279267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.279292][ T32] r4:84526240 [ 1325.279525][ T32] INFO: task kworker/0:45:3284 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1325.279569][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.279630][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.279685][ T32] Call trace: [ 1325.279719][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.279769][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1325.279796][ T32] r4:00000000 [ 1325.279816][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.279862][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1325.279894][ T32] 1d20: 92db9000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1325.279927][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1325.279954][ T32] 1d60: 80000013 ffffffff [ 1325.279978][ T32] r5:80000013 r4:80239bd0 [ 1325.279999][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.280041][ T32] r4:82ac11e4 [ 1325.280063][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.280108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1325.280135][ T32] r4:e0421dc0 [ 1325.280155][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.280199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1325.280252][ T32] r4:00000000 [ 1325.280277][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.280357][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.280394][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.280442][ T32] r5:00001000 r4:eda69000 [ 1325.280474][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.280526][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.280573][ T32] r5:85d4778c r4:85d47400 [ 1325.280594][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.280643][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1325.280798][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.280854][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.280942][ T32] r4:84ae2180 [ 1325.280965][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.281016][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1325.281042][ T32] r4:00000001 [ 1325.281063][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.281100][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1325.281144][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.281182][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.281213][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.281246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.281272][ T32] r4:84ae0100 [ 1325.281294][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.281319][ T32] INFO: task kworker/0:46:3286 blocked for more than 451 seconds. [ 1325.281350][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.281377][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.281399][ T32] task:kworker/0:46 state:D stack:0 pid:3286 tgid:3286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.281454][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.281497][ T32] Call trace: [ 1325.281529][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1325.281594][ T32] r10:829187f4 r9:dfd15d84 r8:00000002 r7:60000013 r6:dfd15d8c r5:843b2400 [ 1325.281640][ T32] r4:843b2400 [ 1325.281664][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.281708][ T32] r5:843b2400 r4:829187f0 [ 1325.281741][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.281794][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.281876][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd15e08 [ 1325.281908][ T32] r4:00000000 [ 1325.281929][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1325.281971][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1325.282039][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.282087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516ce00 [ 1325.282114][ T32] r4:00000000 [ 1325.282135][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.282182][ T32] r9:83018005 r8:843b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.282208][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.282269][ T32] r5:00001000 r4:ed4a3000 [ 1325.282296][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1325.282550][ T32] r10:61c88647 r9:843b2400 r8:8478ce2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1325.282925][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.302430][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.302624][ T32] r5:80000013 r4:80239bd0 ** 6 printk messages dropped ** [ 1325.302903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 8 printk messages dropped ** [ 1325.303289][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.307608][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1325.307672][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.307742][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.307770][ T32] r4:84ae2180 [ 1325.307815][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.307871][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1325.307898][ T32] r4:00000001 [ 1325.307919][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.307958][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1325.307990][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.308035][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.308070][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.308104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.308152][ T32] r4:84ae0100 [ 1325.308181][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.308235][ T32] INFO: task kworker/0:47:3288 blocked for more than 451 seconds. [ 1325.308277][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.308328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.308356][ T32] task:kworker/0:47 state:D stack:0 pid:3288 tgid:3288 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.308414][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.308496][ T32] Call trace: [ 1325.308532][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1325.308608][ T32] r10:829187f4 r9:dfd1dd84 r8:00000002 r7:60000013 r6:dfd1dd8c r5:843b4800 [ 1325.308647][ T32] r4:843b4800 [ 1325.308673][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.308727][ T32] r5:843b4800 r4:829187f0 [ 1325.308772][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.308849][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.308938][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd1de08 [ 1325.308968][ T32] r4:00000000 [ 1325.308989][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1325.309029][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1325.309071][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.309114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516cc40 [ 1325.309141][ T32] r4:00000000 [ 1325.309162][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.309232][ T32] r9:83018005 r8:843b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1325.309307][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.309357][ T32] r5:00001000 r4:ed47b000 [ 1325.309380][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.309421][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.309465][ T32] r5:85caff8c r4:85cafc00 [ 1325.309486][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.309532][ T32] r7:dddced40 r6:83018000 r5:85caff8c r4:8478ce80 [ 1325.309556][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.309635][ T32] r10:61c88647 r9:843b4800 r8:8478ceac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.309686][ T32] r4:8478ce80 [ 1325.309712][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1325.309933][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1325.310638][ T32] Call trace: ** 7 printk messages dropped ** [ 1325.310978][ T32] 1d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1325.311186][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1325.311479][ T32] r5:00001000 r4:eda69000 ** 7 printk messages dropped ** [ 1325.311792][ T32] r4:84ae2180 ** 4 printk messages dropped ** [ 1325.311971][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 6 printk messages dropped ** [ 1325.312207][ T32] INFO: task kworker/0:48:3290 blocked for more than 451 seconds. ** 9 printk messages dropped ** [ 1325.312641][ T32] r5:843b3c00 r4:829187f0 ** 1 printk messages dropped ** [ 1325.312730][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1325.313143][ T32] r5:00001000 r4:ed70d000 ** 6 printk messages dropped ** [ 1325.322814][ T32] r10:61c88647 r9:843b3c00 r8:8478cf2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.322856][ T32] r4:8478cf00 [ 1325.322882][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.322946][ T32] r10:00000000 r9:8478cf00 r8:8027ed34 r7:dfcf9e60 r6:8488bc80 r5:843b3c00 [ 1325.322977][ T32] r4:00000001 [ 1325.323020][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.323063][ T32] Exception stack(0xdfd29fb0 to 0xdfd29ff8) [ 1325.323096][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.323130][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.323161][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.323194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.323220][ T32] r4:845261c0 [ 1325.323990][ T32] INFO: task kworker/0:48:3290 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1325.324064][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.324156][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.324215][ T32] Call trace: [ 1325.324269][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.324331][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1325.324359][ T32] r4:00000000 [ 1325.324381][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.324422][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1325.324476][ T32] 1d20: 92db9000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1325.324514][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1325.324542][ T32] 1d60: 80000013 ffffffff [ 1325.324570][ T32] r5:80000013 r4:80239bd0 [ 1325.324612][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.324661][ T32] r4:82ac11e4 [ 1325.324683][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.324728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1325.324755][ T32] r4:e0421dc0 ** 1 printk messages dropped ** [ 1325.324821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 11 printk messages dropped ** [ 1325.325315][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1325.325671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1325.326290][ T32] r5:843b3000 r4:829187f0 [ 1325.326316][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1325.326434][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.326626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516cac0 ** 11 printk messages dropped ** [ 1325.327108][ T32] r10:61c88647 r9:843b3000 r8:8478cfac r7:82804d40 r6:dddced40 r5:dddced60 ** 11 printk messages dropped ** [ 1325.327817][ T32] INFO: task kworker/0:49:3292 is blocked on a mutex likely owned by task kworker/0:176:3656. ** 13 printk messages dropped ** [ 1325.328408][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1325.328653][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.328914][ T32] r5:85d4778c r4:85d47400 ** 5 printk messages dropped ** [ 1325.329134][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1325.329514][ T32] INFO: task kworker/0:50:3294 blocked for more than 451 seconds. ** 9 printk messages dropped ** [ 1325.329941][ T32] r5:843b5400 r4:829187f0 ** 1 printk messages dropped ** [ 1325.330082][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1325.330489][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1325.330960][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1325.331497][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1325.332208][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1325.332398][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 10 printk messages dropped ** [ 1325.332871][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.332936][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1325.332966][ T32] r4:00000001 [ 1325.332987][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.333045][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1325.333098][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.333134][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.333165][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.333198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.333245][ T32] r4:84ae0100 [ 1325.333271][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.333370][ T32] INFO: task kworker/0:51:3296 blocked for more than 451 seconds. [ 1325.345441][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.345495][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.345521][ T32] task:kworker/0:51 state:D stack:0 pid:3296 tgid:3296 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.345611][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.345674][ T32] Call trace: [ 1325.345734][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1325.345794][ T32] r10:829187f4 r9:dfb7dd84 r8:00000002 r7:60000013 r6:dfb7dd8c r5:843b6000 [ 1325.345823][ T32] r4:843b6000 [ 1325.345852][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.345907][ T32] r5:843b6000 r4:829187f0 [ 1325.345935][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.346034][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.346113][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb7de08 [ 1325.346156][ T32] r4:00000000 [ 1325.346182][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1325.346246][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1325.346294][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.346340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516c8c0 [ 1325.346367][ T32] r4:00000000 [ 1325.346411][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.346465][ T32] r9:83018005 r8:843b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1325.346500][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.346554][ T32] r5:00001000 r4:ed3eb000 [ 1325.346597][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.346643][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.346696][ T32] r5:85caef8c r4:85caec00 [ 1325.346721][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.346785][ T32] r7:dddced40 r6:83018000 r5:85caef8c r4:849ef080 [ 1325.346813][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.346869][ T32] r10:61c88647 r9:843b6000 r8:849ef0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.346895][ T32] r4:849ef080 [ 1325.346925][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.346998][ T32] r10:00000000 r9:849ef080 r8:8027ed34 r7:dfd29e60 r6:8488be00 r5:843b6000 [ 1325.347066][ T32] r4:00000001 [ 1325.347096][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.347135][ T32] Exception stack(0xdfb7dfb0 to 0xdfb7dff8) [ 1325.347165][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.347208][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.347265][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.347304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.347331][ T32] r4:84526740 [ 1325.347753][ T32] INFO: task kworker/0:51:3296 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1325.347812][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.347878][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.347947][ T32] Call trace: [ 1325.348004][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.348061][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1325.348088][ T32] r4:00000000 [ 1325.348109][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.348159][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1325.348195][ T32] 1d20: 92db9000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1325.348230][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1325.348258][ T32] 1d60: 80000013 ffffffff [ 1325.348284][ T32] r5:80000013 r4:80239bd0 [ 1325.348306][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.348351][ T32] r4:82ac11e4 [ 1325.348372][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.348417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1325.348443][ T32] r4:e0421dc0 [ 1325.348464][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.348509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1325.348535][ T32] r4:00000000 [ 1325.348556][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.348604][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.348688][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.348741][ T32] r5:00001000 r4:eda69000 [ 1325.348764][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.348805][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1325.349089][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1325.349371][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.349710][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.349928][ T32] r5:843b6c00 r4:829187f0 ** 3 printk messages dropped ** [ 1325.350117][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.350391][ T32] r9:83018005 r8:843b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 ** 9 printk messages dropped ** [ 1325.350764][ T32] r4:849ef100 ** 5 printk messages dropped ** [ 1325.351063][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.351657][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 13 printk messages dropped ** [ 1325.352130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 9 printk messages dropped ** [ 1325.352536][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 9 printk messages dropped ** [ 1325.352895][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1325.368278][ T32] r4:84009800 ** 1 printk messages dropped ** [ 1325.368368][ T32] r5:84009800 r4:829187f0 ** 3 printk messages dropped ** [ 1325.368621][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1325.368687][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1325.368730][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.368775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516c7c0 [ 1325.368805][ T32] r4:00000000 [ 1325.368827][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.368900][ T32] r9:83018005 r8:84009800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1325.368953][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.369033][ T32] r5:00001000 r4:ed3cd000 [ 1325.369059][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.369102][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.369148][ T32] r5:85caeb8c r4:85cae800 [ 1325.369170][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.369220][ T32] r7:dddced40 r6:83018000 r5:85caeb8c r4:849ef180 [ 1325.369244][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.369303][ T32] r10:61c88647 r9:84009800 r8:849ef1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.369336][ T32] r4:849ef180 [ 1325.369357][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.369427][ T32] r10:00000000 r9:849ef180 r8:8027ed34 r7:dfd29e60 r6:8488bf00 r5:84009800 [ 1325.369478][ T32] r4:00000001 [ 1325.369506][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.369555][ T32] Exception stack(0xdfbd5fb0 to 0xdfbd5ff8) [ 1325.369588][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.369622][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.369653][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.369709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.369740][ T32] r4:84526a00 [ 1325.370173][ T32] INFO: task kworker/0:53:3301 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1325.370216][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.370288][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.370378][ T32] Call trace: [ 1325.370416][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.370483][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1325.370515][ T32] r4:00000000 [ 1325.370536][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.370577][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1325.370609][ T32] 1d20: 92db9000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1325.370643][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1325.370671][ T32] 1d60: 80000013 ffffffff [ 1325.370719][ T32] r5:80000013 r4:80239bd0 [ 1325.370746][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.370793][ T32] r4:82ac11e4 [ 1325.370825][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.370893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1325.370919][ T32] r4:e0421dc0 [ 1325.370956][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.371006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1325.371032][ T32] r4:00000000 [ 1325.371075][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.371130][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.371166][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.371216][ T32] r5:00001000 r4:eda69000 [ 1325.371237][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.371278][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.371322][ T32] r5:85d4778c r4:85d47400 [ 1325.371344][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.371392][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1325.371416][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.371464][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.371490][ T32] r4:84ae2180 [ 1325.371510][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.371578][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1325.371610][ T32] r4:00000001 [ 1325.371658][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.371700][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1325.371729][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.371762][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.371794][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.371853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.371900][ T32] r4:84ae0100 [ 1325.371932][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.371963][ T32] INFO: task kworker/0:54:3303 blocked for more than 451 seconds. [ 1325.372040][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.372074][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.372099][ T32] task:kworker/0:54 state:D stack:0 pid:3303 tgid:3303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.372149][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.372240][ T32] Call trace: [ 1325.372273][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1325.372334][ T32] r10:829187f4 r9:dfbf5d84 r8:00000002 r7:60000013 r6:dfbf5d8c r5:8400a400 [ 1325.372366][ T32] r4:8400a400 [ 1325.372398][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.372443][ T32] r5:8400a400 r4:829187f0 [ 1325.372466][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1325.372708][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1325.373207][ T32] r7:dddced40 r6:83018000 r5:85cae78c r4:849ef200 ** 8 printk messages dropped ** [ 1325.384242][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1325.385163][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1325.385679][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.385955][ T32] r5:85d4778c r4:85d47400 ** 6 printk messages dropped ** [ 1325.386286][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 10 printk messages dropped ** [ 1325.386715][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1325.387042][ T32] r5:84008000 r4:829187f0 ** 2 printk messages dropped ** [ 1325.387154][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc29e08 ** 2 printk messages dropped ** [ 1325.387240][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1325.387330][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.387381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ae3c0 [ 1325.387425][ T32] r4:00000000 [ 1325.387450][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.387526][ T32] r9:83018005 r8:84008000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1325.387590][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.387645][ T32] r5:00001000 r4:ed5ad000 [ 1325.387667][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.387709][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.387753][ T32] r5:85cb178c r4:85cb1400 [ 1325.387801][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.387854][ T32] r7:dddced40 r6:83018000 r5:85cb178c r4:849ef280 [ 1325.387879][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.387951][ T32] r10:61c88647 r9:84008000 r8:849ef2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.387982][ T32] r4:849ef280 [ 1325.388003][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.388054][ T32] r10:00000000 r9:849ef280 r8:8027ed34 r7:dfd29e60 r6:84271000 r5:84008000 [ 1325.388082][ T32] r4:00000001 [ 1325.388114][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.388155][ T32] Exception stack(0xdfc29fb0 to 0xdfc29ff8) [ 1325.388187][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.388222][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.388254][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.388288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.388327][ T32] r4:84526c40 [ 1325.388574][ T32] INFO: task kworker/0:55:3305 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1325.388615][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.388698][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.388760][ T32] Call trace: [ 1325.388795][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.388854][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1325.388883][ T32] r4:00000000 [ 1325.388929][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.388977][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1325.389010][ T32] 1d20: 92db9000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1325.389044][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1325.389098][ T32] 1d60: 80000013 ffffffff [ 1325.389179][ T32] r5:80000013 r4:80239bd0 [ 1325.389204][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1325.389497][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.389721][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1325.390250][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1325.390682][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1325.390827][ T32] r5:8400bc00 r4:829187f0 ** 2 printk messages dropped ** [ 1325.390949][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc65e08 ** 9 printk messages dropped ** [ 1325.391403][ T32] r5:00001000 r4:ed56f000 ** 6 printk messages dropped ** [ 1325.391808][ T32] r10:61c88647 r9:8400bc00 r8:849ef32c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1325.392127][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1325.392761][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1325.393242][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.411193][ T32] r5:85d4778c r4:85d47400 ** 5 printk messages dropped ** [ 1325.411516][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1325.411992][ T32] INFO: task kworker/0:57:3309 blocked for more than 451 seconds. ** 9 printk messages dropped ** [ 1325.412495][ T32] r5:8400c800 r4:829187f0 ** 2 printk messages dropped ** [ 1325.412620][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd55e08 ** 9 printk messages dropped ** [ 1325.413035][ T32] r5:00001000 r4:ed6e7000 ** 6 printk messages dropped ** [ 1325.421149][ T32] r10:61c88647 r9:8400c800 r8:849ef3ac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1325.421811][ T32] r4:8464f780 ** 6 printk messages dropped ** [ 1325.422718][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1325.423015][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1325.423240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 11 printk messages dropped ** [ 1325.428298][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 2 printk messages dropped ** [ 1325.428396][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1325.428424][ T32] r4:00000001 [ 1325.428446][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.428484][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1325.428517][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.428551][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.428583][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.428642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.428704][ T32] r4:84ae0100 [ 1325.428733][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.428776][ T32] INFO: task kworker/0:58:3312 blocked for more than 451 seconds. [ 1325.428814][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.428849][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.428889][ T32] task:kworker/0:58 state:D stack:0 pid:3312 tgid:3312 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.428965][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.429095][ T32] Call trace: [ 1325.429133][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1325.429187][ T32] r10:829187f4 r9:dfd61d84 r8:00000002 r7:60000113 r6:dfd61d8c r5:8400b000 [ 1325.429265][ T32] r4:8400b000 [ 1325.429311][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.429411][ T32] r5:8400b000 r4:829187f0 [ 1325.429437][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.429481][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.429530][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd61e08 [ 1325.429581][ T32] r4:00000000 [ 1325.429607][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1325.429648][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1325.429701][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.429751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ae5c0 [ 1325.429796][ T32] r4:00000000 [ 1325.429828][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.429884][ T32] r9:83018005 r8:8400b000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1325.429909][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.429957][ T32] r5:00001000 r4:ed6f5000 [ 1325.429990][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.430110][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.430170][ T32] r5:85cb1f8c r4:85cb1c00 [ 1325.430198][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.430248][ T32] r7:dddced40 r6:83018000 r5:85cb1f8c r4:849ef400 [ 1325.430272][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.430320][ T32] r10:61c88647 r9:8400b000 r8:849ef42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.430378][ T32] r4:849ef400 [ 1325.430404][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1325.430480][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.430646][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.431548][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1325.431831][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1325.432115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 9 printk messages dropped ** [ 1325.432583][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 9 printk messages dropped ** [ 1325.432975][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1325.444095][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1325.444434][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1325.444853][ T32] r5:00001000 r4:ed703000 ** 4 printk messages dropped ** [ 1325.445157][ T32] r7:dddced40 r6:83018000 r5:85cb238c r4:849ef480 ** 9 printk messages dropped ** [ 1325.445532][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1325.446503][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1325.446895][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 9 printk messages dropped ** [ 1325.447350][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1325.447639][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.447671][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.447707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.447733][ T32] r4:84ae0100 [ 1325.447768][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.447828][ T32] INFO: task kworker/0:61:3317 blocked for more than 451 seconds. [ 1325.447901][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.447938][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.447961][ T32] task:kworker/0:61 state:D stack:0 pid:3317 tgid:3317 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.448028][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.448073][ T32] Call trace: [ 1325.448107][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1325.448156][ T32] r10:829187f4 r9:dfd75d84 r8:00000002 r7:60000113 r6:dfd75d8c r5:8400e000 [ 1325.448184][ T32] r4:8400e000 [ 1325.448205][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.448273][ T32] r5:8400e000 r4:829187f0 [ 1325.448307][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.448349][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.448397][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd75e08 [ 1325.448423][ T32] r4:00000000 [ 1325.448444][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1325.448483][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1325.448521][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.448568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ae840 [ 1325.448595][ T32] r4:00000000 [ 1325.448653][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.448734][ T32] r9:83018005 r8:8400e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1325.448765][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.448810][ T32] r5:00001000 r4:ed71b000 [ 1325.448834][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.448883][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.448927][ T32] r5:85cb2b8c r4:85cb2800 [ 1325.448949][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.448995][ T32] r7:dddced40 r6:83018000 r5:85cb2b8c r4:849ef580 [ 1325.449020][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.449093][ T32] r10:61c88647 r9:8400e000 r8:849ef5ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.449135][ T32] r4:849ef580 [ 1325.449159][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.449235][ T32] r10:00000000 r9:849ef580 r8:8027ed34 r7:dfd71e60 r6:84271300 r5:8400e000 [ 1325.449268][ T32] r4:00000001 [ 1325.449289][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.449326][ T32] Exception stack(0xdfd75fb0 to 0xdfd75ff8) [ 1325.449356][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.449389][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.449420][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.449465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.449496][ T32] r4:844292c0 [ 1325.449731][ T32] INFO: task kworker/0:61:3317 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1325.449768][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.449868][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.449959][ T32] Call trace: [ 1325.450105][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.450162][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1325.450193][ T32] r4:00000000 [ 1325.450240][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.450287][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1325.450375][ T32] 1d20: 92db9000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1325.450454][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1325.450503][ T32] 1d60: 80000013 ffffffff [ 1325.450556][ T32] r5:80000013 r4:80239bd0 [ 1325.450612][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.450695][ T32] r4:82ac11e4 [ 1325.450722][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.450826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1325.450895][ T32] r4:e0421dc0 [ 1325.450928][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.450975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1325.451002][ T32] r4:00000000 [ 1325.451023][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.451072][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.451103][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.451149][ T32] r5:00001000 r4:eda69000 [ 1325.451221][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.451268][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.451321][ T32] r5:85d4778c r4:85d47400 [ 1325.451345][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.451395][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1325.451459][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.451518][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.451545][ T32] r4:84ae2180 [ 1325.451565][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.451613][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1325.451640][ T32] r4:00000001 [ 1325.451689][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.451754][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1325.451784][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.451820][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.451862][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.451947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.452001][ T32] r4:84ae0100 [ 1325.452041][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.452218][ T32] INFO: task kworker/0:175:3655 blocked for more than 451 seconds. [ 1325.452296][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.452329][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.452378][ T32] task:kworker/0:175 state:D stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.452433][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.452542][ T32] Call trace: [ 1325.452608][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1325.452663][ T32] r10:829187f4 r9:e041dd84 r8:00000002 r7:60000113 r6:e041dd8c r5:8482bc00 [ 1325.452691][ T32] r4:8482bc00 [ 1325.452717][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.452763][ T32] r5:8482bc00 r4:829187f0 [ 1325.452785][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.452846][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.452902][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e041de08 [ 1325.452930][ T32] r4:00000000 [ 1325.452952][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1325.452992][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1325.453055][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.453129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b86cc0 [ 1325.453167][ T32] r4:00000000 [ 1325.453188][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.453238][ T32] r9:83018005 r8:8482bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1325.453265][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.453366][ T32] r5:00001000 r4:dffb5000 [ 1325.473812][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.474062][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.474189][ T32] r5:8499db8c r4:8499d800 [ 1325.474253][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.474366][ T32] r7:dddced40 r6:83018000 r5:8499db8c r4:84ae2080 [ 1325.474425][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.474533][ T32] r10:61c88647 r9:8482bc00 r8:84ae20ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.474593][ T32] r4:84ae2080 [ 1325.474669][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.474786][ T32] r10:00000000 r9:84ae2080 r8:8027ed34 r7:e00bde60 r6:84ae2100 r5:8482bc00 [ 1325.474847][ T32] r4:00000001 [ 1325.474909][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.474997][ T32] Exception stack(0xe041dfb0 to 0xe041dff8) [ 1325.475068][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.475146][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.475220][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.475312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.475379][ T32] r4:84ae0100 [ 1325.476130][ T32] INFO: task kworker/0:175:3655 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1325.476227][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.476433][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.476544][ T32] Call trace: [ 1325.476688][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.476825][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1325.476909][ T32] r4:00000000 [ 1325.476961][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.477051][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1325.477127][ T32] 1d20: 92db9000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1325.477222][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1325.477296][ T32] 1d60: 80000013 ffffffff [ 1325.477359][ T32] r5:80000013 r4:80239bd0 [ 1325.477412][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.477525][ T32] r4:82ac11e4 [ 1325.477583][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.477686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1325.477747][ T32] r4:e0421dc0 [ 1325.477795][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.477907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1325.477968][ T32] r4:00000000 [ 1325.478061][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.478176][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.478236][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.478331][ T32] r5:00001000 r4:eda69000 [ 1325.478381][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.478469][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.478563][ T32] r5:85d4778c r4:85d47400 [ 1325.478629][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.478786][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1325.478849][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.478965][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.479051][ T32] r4:84ae2180 [ 1325.479113][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.479225][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1325.479283][ T32] r4:00000001 [ 1325.479358][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.479463][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1325.479557][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.479639][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.479735][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.479817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.479903][ T32] r4:84ae0100 [ 1325.479958][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.480027][ T32] INFO: task kworker/1:101:3662 blocked for more than 451 seconds. [ 1325.480133][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.480217][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.480271][ T32] task:kworker/1:101 state:D stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.480375][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.480481][ T32] Call trace: [ 1325.480582][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1325.480696][ T32] r10:829187f4 r9:e0419d84 r8:00000002 r7:60000113 r6:e0419d8c r5:8482ec00 [ 1325.480763][ T32] r4:8482ec00 [ 1325.480816][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.480921][ T32] r5:8482ec00 r4:829187f0 [ 1325.480972][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.481063][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.481170][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0419e08 [ 1325.481233][ T32] r4:00000000 [ 1325.481284][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1325.481371][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1325.481520][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.481648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1600 [ 1325.481723][ T32] r4:00000000 [ 1325.481784][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.481902][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1325.481963][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.482102][ T32] r5:00001000 r4:dffdb000 [ 1325.482157][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.482250][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.482352][ T32] r5:849a578c r4:849a5400 [ 1325.482407][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.482521][ T32] r7:ddde2d40 r6:83018200 r5:849a578c r4:84af8380 [ 1325.482591][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.482734][ T32] r10:61c88647 r9:8482ec00 r8:84af83ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.482803][ T32] r4:84af8380 [ 1325.482852][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.482966][ T32] r10:00000000 r9:84af8380 r8:8027ed34 r7:e0429e60 r6:84ae2380 r5:8482ec00 [ 1325.483026][ T32] r4:00000001 [ 1325.483073][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.483156][ T32] Exception stack(0xe0419fb0 to 0xe0419ff8) [ 1325.483225][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.501507][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.501662][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.501745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.501821][ T32] r4:84af1d40 [ 1325.502548][ T32] INFO: task kworker/1:101:3662 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1325.502649][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.502805][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.502953][ T32] Call trace: [ 1325.503035][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.503180][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1325.503254][ T32] r4:00000000 [ 1325.506660][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.506832][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1325.506925][ T32] 1d20: 92db9000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1325.507008][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1325.507078][ T32] 1d60: 80000013 ffffffff [ 1325.507144][ T32] r5:80000013 r4:80239bd0 [ 1325.507201][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.507318][ T32] r4:82ac11e4 [ 1325.507371][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.507487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1325.507551][ T32] r4:e0421dc0 [ 1325.507606][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.507712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1325.507809][ T32] r4:00000000 [ 1325.507865][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.507986][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.508048][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.508157][ T32] r5:00001000 r4:eda69000 [ 1325.508214][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.508310][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.508415][ T32] r5:85d4778c r4:85d47400 [ 1325.508495][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.508621][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1325.508694][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.508803][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.508885][ T32] r4:84ae2180 [ 1325.508960][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.509073][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1325.509136][ T32] r4:00000001 [ 1325.509186][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.509266][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1325.509357][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.509440][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.509513][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.509592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.509670][ T32] r4:84ae0100 [ 1325.509739][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.509820][ T32] INFO: task kworker/0:177:3667 blocked for more than 452 seconds. [ 1325.509907][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.509976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.510058][ T32] task:kworker/0:177 state:D stack:0 pid:3667 tgid:3667 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.510224][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.510805][ T32] r5:8482a400 r4:829187f0 [ 1325.510857][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1325.511390][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1325.512233][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1325.513206][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.528647][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1325.529246][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1325.529475][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1325.530149][ T32] r5:00001000 r4:eda69000 ** 4 printk messages dropped ** [ 1325.530617][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1325.530673][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.530785][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.530846][ T32] r4:84ae2180 [ 1325.530907][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.531017][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1325.531105][ T32] r4:00000001 [ 1325.531174][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.531291][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1325.531370][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.531486][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.531605][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.531701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.531780][ T32] r4:84ae0100 [ 1325.531874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.531950][ T32] INFO: task kworker/1:103:3669 blocked for more than 452 seconds. [ 1325.532031][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.532100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.532156][ T32] task:kworker/1:103 state:D stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.532304][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.532405][ T32] Call trace: [ 1325.532483][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1325.532597][ T32] r10:829187f4 r9:e0439d84 r8:00000002 r7:60000113 r6:e0439d8c r5:84ad6c00 [ 1325.532662][ T32] r4:84ad6c00 [ 1325.532712][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.532813][ T32] r5:84ad6c00 r4:829187f0 [ 1325.532900][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.532998][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.533114][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0439e08 [ 1325.533184][ T32] r4:00000000 [ 1325.533261][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1325.543912][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1325.544088][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.544222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae1140 [ 1325.544294][ T32] r4:00000000 [ 1325.544351][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.544471][ T32] r9:83018205 r8:84ad6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1325.544532][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.544639][ T32] r5:00001000 r4:dfffd000 [ 1325.544699][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.544804][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.544938][ T32] r5:849a5f8c r4:849a5c00 [ 1325.545007][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.545134][ T32] r7:ddde2d40 r6:83018200 r5:849a5f8c r4:84ae4000 [ 1325.545199][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.545314][ T32] r10:61c88647 r9:84ad6c00 r8:84ae402c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1325.545921][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1325.547443][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1325.547864][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1325.548171][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.548566][ T32] r5:85d4778c r4:85d47400 ** 4 printk messages dropped ** [ 1325.548784][ T32] r4:84ae2180 ** 5 printk messages dropped ** [ 1325.549002][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.549516][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.549967][ T32] r5:84a28000 r4:829187f0 ** 5 printk messages dropped ** [ 1325.550292][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1325.550830][ T32] r5:849a5b8c r4:849a5800 ** 5 printk messages dropped ** [ 1325.551076][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1325.551943][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1325.552412][ T32] r5:80000013 r4:80239bd0 ** 6 printk messages dropped ** [ 1325.552709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 9 printk messages dropped ** [ 1325.553091][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 9 printk messages dropped ** [ 1325.571756][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1325.571932][ T32] INFO: task kworker/1:105:3673 blocked for more than 452 seconds. [ 1325.571975][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.572009][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.572052][ T32] task:kworker/1:105 state:D stack:0 pid:3673 tgid:3673 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.572116][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.572176][ T32] Call trace: [ 1325.572242][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1325.572299][ T32] r10:829187f4 r9:e0449d84 r8:00000002 r7:60000013 r6:e0449d8c r5:84a2a400 [ 1325.572351][ T32] r4:84a2a400 [ 1325.572377][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.572421][ T32] r5:84a2a400 r4:829187f0 [ 1325.572444][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.572486][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.572535][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0449e08 [ 1325.572562][ T32] r4:00000000 [ 1325.572583][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1325.572624][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1325.572691][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.572750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae1200 [ 1325.572814][ T32] r4:00000000 [ 1325.572843][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.572897][ T32] r9:83018205 r8:84a2a400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1325.572923][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.572968][ T32] r5:00001000 r4:e0005000 [ 1325.572991][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.573032][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.573083][ T32] r5:849a638c r4:849a6000 ** 1 printk messages dropped ** [ 1325.573172][ T32] r7:ddde2d40 r6:83018200 r5:849a638c r4:84ae4100 ** 8 printk messages dropped ** [ 1325.577926][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1325.578832][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.579048][ T32] r5:80000013 r4:80239bd0 ** 6 printk messages dropped ** [ 1325.579333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 9 printk messages dropped ** [ 1325.579803][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 9 printk messages dropped ** [ 1325.580148][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.580583][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.580662][ T32] Call trace: [ 1325.580741][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1325.580816][ T32] r10:829187f4 r9:e0451d84 r8:00000002 r7:60000113 r6:e0451d8c r5:84a29800 [ 1325.580849][ T32] r4:84a29800 [ 1325.580872][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.580915][ T32] r5:84a29800 r4:829187f0 [ 1325.580953][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.581001][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.581056][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0451e08 [ 1325.581085][ T32] r4:00000000 [ 1325.581106][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1325.581180][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1325.581232][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.581281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae1540 [ 1325.581310][ T32] r4:00000000 [ 1325.581331][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.581378][ T32] r9:83018205 r8:84a29800 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1325.581403][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.581448][ T32] r5:00001000 r4:df8ff000 [ 1325.581471][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.581564][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.581616][ T32] r5:849a6b8c r4:849a6800 [ 1325.581661][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.581712][ T32] r7:ddde2d40 r6:83018200 r5:849a6b8c r4:84ae4200 [ 1325.581754][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.581837][ T32] r10:61c88647 r9:84a29800 r8:84ae422c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.581880][ T32] r4:84ae4200 [ 1325.581905][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.581953][ T32] r10:00000000 r9:84ae4200 r8:8027ed34 r7:e0449e60 r6:84ae2700 r5:84a29800 [ 1325.581979][ T32] r4:00000001 [ 1325.582036][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.582089][ T32] Exception stack(0xe0451fb0 to 0xe0451ff8) [ 1325.582121][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.582620][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1325.583033][ T32] r5:80000013 r4:80239bd0 ** 7 printk messages dropped ** [ 1325.594256][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.594621][ T32] r5:85d4778c r4:85d47400 ** 5 printk messages dropped ** [ 1325.594840][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1325.595391][ T32] INFO: task kworker/1:107:3676 blocked for more than 452 seconds. ** 3 printk messages dropped ** [ 1325.595536][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.595583][ T32] Call trace: [ 1325.595616][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1325.595669][ T32] r10:829187f4 r9:e0455d84 r8:00000002 r7:60000113 r6:e0455d8c r5:84a2b000 [ 1325.595706][ T32] r4:84a2b000 [ 1325.595729][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.595784][ T32] r5:84a2b000 r4:829187f0 [ 1325.595812][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.595855][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.595904][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0455e08 [ 1325.595932][ T32] r4:00000000 [ 1325.595977][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1325.596022][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1325.596070][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.596134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae1380 [ 1325.596166][ T32] r4:00000000 [ 1325.596187][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.596237][ T32] r9:83018205 r8:84a2b000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1325.596262][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.596306][ T32] r5:00001000 r4:e0023000 [ 1325.596328][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.596368][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1325.596512][ T32] r7:ddde2d40 r6:83018200 r5:849a678c r4:84ae4280 ** 8 printk messages dropped ** [ 1325.596824][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1325.597762][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.598036][ T32] r5:80000013 r4:80239bd0 ** 7 printk messages dropped ** [ 1325.598342][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.598768][ T32] r5:85d4778c r4:85d47400 ** 5 printk messages dropped ** [ 1325.599000][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1325.599427][ T32] INFO: task kworker/1:108:3684 blocked for more than 452 seconds. ** 9 printk messages dropped ** [ 1325.599887][ T32] r5:84a28c00 r4:829187f0 ** 2 printk messages dropped ** [ 1325.600052][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0479e08 ** 8 printk messages dropped ** [ 1325.600472][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1325.600949][ T32] r4:84ae4180 ** 6 printk messages dropped ** [ 1325.601323][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1325.602156][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1325.602739][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.603136][ T32] r5:85d4778c r4:85d47400 ** 5 printk messages dropped ** [ 1325.616066][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1325.616490][ T32] INFO: task kworker/1:109:3686 blocked for more than 452 seconds. ** 9 printk messages dropped ** [ 1325.617009][ T32] r5:84a2d400 r4:829187f0 ** 2 printk messages dropped ** [ 1325.617149][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e047de08 ** 8 printk messages dropped ** [ 1325.617522][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1325.617960][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.618160][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1325.618785][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.618839][ T32] Call trace: [ 1325.618917][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.618973][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1325.619023][ T32] r4:00000000 [ 1325.619047][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.619089][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1325.619143][ T32] 1d20: 92db9000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1325.619202][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1325.619233][ T32] 1d60: 80000013 ffffffff [ 1325.619259][ T32] r5:80000013 r4:80239bd0 [ 1325.619303][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.619359][ T32] r4:82ac11e4 [ 1325.619405][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.619456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1325.619483][ T32] r4:e0421dc0 [ 1325.619504][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.619549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1325.619576][ T32] r4:00000000 [ 1325.619597][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.619645][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.619670][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.619714][ T32] r5:00001000 r4:eda69000 [ 1325.619736][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.619777][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.619821][ T32] r5:85d4778c r4:85d47400 [ 1325.619892][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.619946][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1325.619969][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.620018][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.620045][ T32] r4:84ae2180 [ 1325.620065][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.620133][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1325.620166][ T32] r4:00000001 [ 1325.620188][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.620224][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1325.620253][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.620288][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.620320][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.620353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.620378][ T32] r4:84ae0100 [ 1325.620400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.620446][ T32] INFO: task kworker/1:110:3687 blocked for more than 452 seconds. [ 1325.620480][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.620508][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.620540][ T32] task:kworker/1:110 state:D stack:0 pid:3687 tgid:3687 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.620660][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.620747][ T32] Call trace: [ 1325.620782][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1325.620844][ T32] r10:829187f4 r9:e0481d84 r8:00000002 r7:60000113 r6:e0481d8c r5:84a2bc00 [ 1325.620879][ T32] r4:84a2bc00 [ 1325.620901][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.620944][ T32] r5:84a2bc00 r4:829187f0 [ 1325.620966][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.621035][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.621142][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0481e08 [ 1325.621206][ T32] r4:00000000 [ 1325.621232][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1325.621304][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1325.621368][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.621418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae1800 [ 1325.621445][ T32] r4:00000000 [ 1325.621466][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.621512][ T32] r9:83018205 r8:84a2bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 5 printk messages dropped ** [ 1325.621745][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1325.622321][ T32] r4:84ae1dc0 ** 5 printk messages dropped ** [ 1325.622809][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 11 printk messages dropped ** [ 1325.623187][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1325.636445][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 11 printk messages dropped ** [ 1325.636994][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 12 printk messages dropped ** [ 1325.637431][ T32] task:kworker/1:111 state:D stack:0 pid:3688 tgid:3688 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1325.637721][ T32] r5:84a2ec00 r4:829187f0 [ 1325.637743][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.637784][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.637834][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0489e08 [ 1325.637887][ T32] r4:00000000 [ 1325.637914][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1325.637956][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1325.638057][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.638115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae1a00 [ 1325.638158][ T32] r4:00000000 [ 1325.638182][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.638231][ T32] r9:83018205 r8:84a2ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1325.638256][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.638302][ T32] r5:00001000 r4:dfc0b000 [ 1325.638334][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.638397][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.638447][ T32] r5:849a7f8c r4:849a7c00 [ 1325.638469][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.638515][ T32] r7:ddde2d40 r6:83018200 r5:849a7f8c r4:84ae4400 [ 1325.638538][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.638585][ T32] r10:61c88647 r9:84a2ec00 r8:84ae442c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 1 printk messages dropped ** [ 1325.638695][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1325.639441][ T32] INFO: task kworker/1:111:3688 is blocked on a mutex likely owned by task kworker/0:176:3656. ** 13 printk messages dropped ** [ 1325.640062][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1325.640256][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.640506][ T32] r5:85d4778c r4:85d47400 ** 4 printk messages dropped ** [ 1325.640697][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1325.640974][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.641377][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.641423][ T32] Call trace: [ 1325.641462][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1325.641513][ T32] r10:829187f4 r9:e048dd84 r8:00000002 r7:60000113 r6:e048dd8c r5:84a2c800 [ 1325.641551][ T32] r4:84a2c800 [ 1325.641588][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.641635][ T32] r5:84a2c800 r4:829187f0 [ 1325.641657][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.641697][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.641744][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e048de08 [ 1325.641772][ T32] r4:00000000 [ 1325.641794][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1325.641833][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1325.641876][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.641921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae1900 [ 1325.641948][ T32] r4:00000000 [ 1325.641969][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.642078][ T32] r9:83018205 r8:84a2c800 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1325.642113][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.642164][ T32] r5:00001000 r4:dfbd9000 [ 1325.642186][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.642247][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.642318][ T32] r5:849a7b8c r4:849a7800 [ 1325.642343][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.642390][ T32] r7:ddde2d40 r6:83018200 r5:849a7b8c r4:84ae4480 [ 1325.642415][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.642463][ T32] r10:61c88647 r9:84a2c800 r8:84ae44ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.642493][ T32] r4:84ae4480 [ 1325.642534][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.642586][ T32] r10:00000000 r9:84ae4480 r8:8027ed34 r7:e0489e60 r6:84ae2a00 r5:84a2c800 [ 1325.642612][ T32] r4:00000001 [ 1325.642633][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.642668][ T32] Exception stack(0xe048dfb0 to 0xe048dff8) [ 1325.642697][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.642730][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.642782][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.642819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.642845][ T32] r4:84ae1dc0 [ 1325.643074][ T32] INFO: task kworker/1:112:3690 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1325.643131][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.643194][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.643241][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.657567][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 8 printk messages dropped ** [ 1325.657920][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1325.658163][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 10 printk messages dropped ** [ 1325.658580][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1325.659002][ T32] INFO: task kworker/1:113:3691 blocked for more than 452 seconds. [ 1325.659061][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.659095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.659118][ T32] task:kworker/1:113 state:D stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.659186][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.659237][ T32] Call trace: [ 1325.659285][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1325.659339][ T32] r10:829187f4 r9:e0491d84 r8:00000002 r7:60000113 r6:e0491d8c r5:84ac8000 [ 1325.659367][ T32] r4:84ac8000 [ 1325.659389][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.659431][ T32] r5:84ac8000 r4:829187f0 [ 1325.659453][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.659494][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.659563][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0491e08 [ 1325.659616][ T32] r4:00000000 [ 1325.659641][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1325.659682][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1325.659721][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.659765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae1b00 [ 1325.659802][ T32] r4:00000000 [ 1325.659826][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.659878][ T32] r9:83018205 r8:84ac8000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.659904][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.659958][ T32] r5:00001000 r4:dfc3b000 [ 1325.659983][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1325.660136][ T32] r7:ddde2d40 r6:83018200 r5:84b1438c r4:84ae4500 ** 9 printk messages dropped ** [ 1325.660509][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.661436][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.661669][ T32] r5:80000013 r4:80239bd0 ** 6 printk messages dropped ** [ 1325.661985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 11 printk messages dropped ** [ 1325.662468][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1325.662826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1325.670315][ T32] r4:84ac8c00 ** 1 printk messages dropped ** [ 1325.670432][ T32] r5:84ac8c00 r4:829187f0 ** 5 printk messages dropped ** [ 1325.670733][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1325.671279][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1325.671682][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1325.672565][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1325.672827][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1325.673043][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.681529][ T32] r5:85d4778c r4:85d47400 ** 6 printk messages dropped ** [ 1325.681874][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 10 printk messages dropped ** [ 1325.682399][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1325.682768][ T32] r5:84aca400 r4:829187f0 ** 2 printk messages dropped ** [ 1325.682885][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e049de08 ** 9 printk messages dropped ** [ 1325.688166][ T32] r5:00001000 r4:dfc97000 ** 10 printk messages dropped ** [ 1325.688585][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.688823][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.688892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.688931][ T32] r4:84ae1dc0 [ 1325.689330][ T32] INFO: task kworker/1:115:3694 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1325.689371][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.689458][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.689533][ T32] Call trace: [ 1325.689599][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.689678][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1325.689727][ T32] r4:00000000 [ 1325.689751][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.689792][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1325.689824][ T32] 1d20: 92db9000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1325.689858][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1325.689891][ T32] 1d60: 80000013 ffffffff [ 1325.689918][ T32] r5:80000013 r4:80239bd0 [ 1325.689940][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.689983][ T32] r4:82ac11e4 [ 1325.690045][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.690103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1325.690150][ T32] r4:e0421dc0 [ 1325.690180][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.690238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1325.690268][ T32] r4:00000000 [ 1325.690289][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.690338][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.690363][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.690408][ T32] r5:00001000 r4:eda69000 [ 1325.690433][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.690477][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.690521][ T32] r5:85d4778c r4:85d47400 [ 1325.690542][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.690602][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1325.690629][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.690703][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.690762][ T32] r4:84ae2180 [ 1325.690785][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.690837][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1325.690882][ T32] r4:00000001 [ 1325.690909][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.690946][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1325.690975][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.691008][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.691049][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.691113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.691164][ T32] r4:84ae0100 [ 1325.691189][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.691218][ T32] INFO: task kworker/1:116:3695 blocked for more than 452 seconds. [ 1325.691253][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.691282][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.691305][ T32] task:kworker/1:116 state:D stack:0 pid:3695 tgid:3695 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.691353][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.691397][ T32] Call trace: [ 1325.691429][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1325.691477][ T32] r10:829187f4 r9:e04a1d84 r8:00000002 r7:60000113 r6:e04a1d8c r5:84acb000 [ 1325.691504][ T32] r4:84acb000 [ 1325.691525][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.691567][ T32] r5:84acb000 r4:829187f0 [ 1325.691589][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.691654][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.691708][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04a1e08 ** 2 printk messages dropped ** [ 1325.691855][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1325.692352][ T32] r7:ddde2d40 r6:83018200 r5:84b14f8c r4:84ae4680 ** 7 printk messages dropped ** [ 1325.692686][ T32] Exception stack(0xe04a1fb0 to 0xe04a1ff8) ** 7 printk messages dropped ** [ 1325.693326][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1325.704186][ T32] r5:80000013 r4:80239bd0 ** 6 printk messages dropped ** [ 1325.704446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 12 printk messages dropped ** [ 1325.705005][ T32] r4:84ae2180 ** 5 printk messages dropped ** [ 1325.705194][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.705628][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.706046][ T32] r5:84acc800 r4:829187f0 ** 3 printk messages dropped ** [ 1325.706254][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.706597][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.707075][ T32] r5:84b1638c r4:84b16000 ** 5 printk messages dropped ** [ 1325.707320][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1325.708117][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1325.708718][ T32] r4:82ac11e4 [ 1325.708740][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.708794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1325.708824][ T32] r4:e0421dc0 [ 1325.708859][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.708914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1325.708956][ T32] r4:00000000 [ 1325.709000][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.709053][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.709099][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.709147][ T32] r5:00001000 r4:eda69000 [ 1325.709189][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.709234][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.709280][ T32] r5:85d4778c r4:85d47400 [ 1325.709303][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.709413][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1325.709462][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.709618][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.709650][ T32] r4:84ae2180 [ 1325.709671][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.709720][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1325.709746][ T32] r4:00000001 [ 1325.709771][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.709949][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1325.710031][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.710086][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.710147][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.710185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.710212][ T32] r4:84ae0100 [ 1325.710235][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.710260][ T32] INFO: task kworker/1:118:3698 blocked for more than 452 seconds. [ 1325.710295][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.710324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.710345][ T32] task:kworker/1:118 state:D stack:0 pid:3698 tgid:3698 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.710394][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.710460][ T32] Call trace: [ 1325.710580][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1325.710639][ T32] r10:829187f4 r9:e04add84 r8:00000002 r7:60000113 r6:e04add8c r5:84acd400 [ 1325.710719][ T32] r4:84acd400 [ 1325.710759][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.710805][ T32] r5:84acd400 r4:829187f0 [ 1325.710847][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.710901][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.710950][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04ade08 [ 1325.710976][ T32] r4:00000000 [ 1325.710999][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1325.711073][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1325.711123][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.711173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae0e80 [ 1325.711200][ T32] r4:00000000 [ 1325.711221][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.711282][ T32] r9:83018205 r8:84acd400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1325.711316][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.711378][ T32] r5:00001000 r4:dfd79000 [ 1325.711412][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1325.711640][ T32] r10:61c88647 r9:84acd400 r8:84ae47ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1325.712137][ T32] r4:84ae0380 ** 5 printk messages dropped ** [ 1325.712685][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 11 printk messages dropped ** [ 1325.713150][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1325.724145][ T32] r5:00001000 r4:eda69000 ** 7 printk messages dropped ** [ 1325.724469][ T32] r4:84ae2180 ** 5 printk messages dropped ** [ 1325.724702][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.725165][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.725450][ T32] r5:84ace000 r4:829187f0 ** 3 printk messages dropped ** [ 1325.725596][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1325.725978][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1325.726413][ T32] r4:84ae4800 ** 6 printk messages dropped ** [ 1325.726696][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1325.727631][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1325.728136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 9 printk messages dropped ** [ 1325.728518][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 9 printk messages dropped ** [ 1325.728866][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1325.729421][ T32] r4:84acbc00 ** 1 printk messages dropped ** [ 1325.729499][ T32] r5:84acbc00 r4:829187f0 ** 3 printk messages dropped ** [ 1325.729667][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1325.729791][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.729840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae0f80 [ 1325.729884][ T32] r4:00000000 [ 1325.729932][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.729985][ T32] r9:83018205 r8:84acbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1325.730062][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.730246][ T32] r5:00001000 r4:dfde7000 [ 1325.730355][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.730400][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.730467][ T32] r5:8499cf8c r4:8499cc00 [ 1325.730494][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.730543][ T32] r7:ddde2d40 r6:83018200 r5:8499cf8c r4:84ae4880 [ 1325.730567][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.730636][ T32] r10:61c88647 r9:84acbc00 r8:84ae48ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.730678][ T32] r4:84ae4880 [ 1325.730773][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.730841][ T32] r10:00000000 r9:84ae4880 r8:8027ed34 r7:e04a9e60 r6:84ae2e00 r5:84acbc00 [ 1325.730880][ T32] r4:00000001 [ 1325.730925][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.730968][ T32] Exception stack(0xe04b9fb0 to 0xe04b9ff8) [ 1325.730999][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.731048][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.731097][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.731164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.731221][ T32] r4:84ae0f80 [ 1325.731461][ T32] INFO: task kworker/1:120:3701 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1325.731500][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.731560][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.731623][ T32] Call trace: [ 1325.731683][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.731740][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1325.731783][ T32] r4:00000000 [ 1325.731807][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.731849][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1325.731906][ T32] 1d20: 92db9000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1325.731943][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1325.731979][ T32] 1d60: 80000013 ffffffff [ 1325.732043][ T32] r5:80000013 r4:80239bd0 [ 1325.732071][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.732120][ T32] r4:82ac11e4 [ 1325.732142][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.732189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1325.732216][ T32] r4:e0421dc0 [ 1325.732242][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.732318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1325.732346][ T32] r4:00000000 [ 1325.732367][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.732456][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.732531][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.732586][ T32] r5:00001000 r4:eda69000 [ 1325.732611][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.732652][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.732717][ T32] r5:85d4778c r4:85d47400 [ 1325.732742][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.732793][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1325.732826][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1325.733218][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1325.752132][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1325.752381][ T32] r5:84acec00 r4:829187f0 ** 2 printk messages dropped ** [ 1325.752525][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0431e08 ** 8 printk messages dropped ** [ 1325.752923][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1325.759066][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.759363][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.760333][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1325.760714][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1325.760823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1325.760851][ T32] r4:e0421dc0 [ 1325.760880][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.760954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1325.760988][ T32] r4:00000000 [ 1325.761022][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.761077][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.761123][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.761199][ T32] r5:00001000 r4:eda69000 [ 1325.761259][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.761307][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.761353][ T32] r5:85d4778c r4:85d47400 [ 1325.761376][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.761425][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1325.761513][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.761567][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.761598][ T32] r4:84ae2180 [ 1325.761620][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.761724][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1325.761757][ T32] r4:00000001 [ 1325.761790][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.761849][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1325.761959][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.762024][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.762075][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.762161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.762201][ T32] r4:84ae0100 [ 1325.762256][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.762289][ T32] INFO: task kworker/0:178:3707 blocked for more than 452 seconds. [ 1325.762338][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.762413][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.762450][ T32] task:kworker/0:178 state:D stack:0 pid:3707 tgid:3707 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.762513][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.762575][ T32] Call trace: ** 2 printk messages dropped ** [ 1325.762701][ T32] r4:84ac9800 ** 1 printk messages dropped ** [ 1325.762775][ T32] r5:84ac9800 r4:829187f0 [ 1325.762800][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1325.763224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae0b00 ** 11 printk messages dropped ** [ 1325.771993][ T32] r10:61c88647 r9:84ac9800 r8:84ae2f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1325.772506][ T32] r4:84b86a80 ** 3 printk messages dropped ** [ 1325.773125][ T32] Call trace: [ 1325.773161][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.773216][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1325.773246][ T32] r4:00000000 [ 1325.773292][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.782271][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1325.782384][ T32] 1d20: 92db9000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1325.782489][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1325.782567][ T32] 1d60: 80000013 ffffffff [ 1325.782634][ T32] r5:80000013 r4:80239bd0 [ 1325.782693][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.782814][ T32] r4:82ac11e4 [ 1325.782876][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.782981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1325.783039][ T32] r4:e0421dc0 [ 1325.783089][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.783273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1325.786305][ T32] r4:00000000 [ 1325.786347][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.786419][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.786461][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.786526][ T32] r5:00001000 r4:eda69000 [ 1325.786603][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.786711][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.786813][ T32] r5:85d4778c r4:85d47400 [ 1325.786876][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.786986][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1325.787043][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.787158][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.787249][ T32] r4:84ae2180 [ 1325.787305][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1325.787753][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.788518][ T32] task:kworker/0:179 state:D stack:0 pid:3709 tgid:3709 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1325.789388][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1325.790399][ T32] r5:00001000 r4:e002f000 ** 7 printk messages dropped ** [ 1325.791306][ T32] r4:84b8b000 ** 6 printk messages dropped ** [ 1325.791846][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.804186][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1325.804812][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1325.805030][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1325.805442][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 9 printk messages dropped ** [ 1325.806397][ T32] r4:84ae2180 ** 5 printk messages dropped ** [ 1325.806938][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.807664][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.808232][ T32] r5:84850000 r4:829187f0 ** 2 printk messages dropped ** [ 1325.808514][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04c1e08 ** 8 printk messages dropped ** [ 1325.809212][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.809303][ T32] r5:00001000 r4:e0083000 [ 1325.809347][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.809438][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.809536][ T32] r5:8499e78c r4:8499e400 [ 1325.809600][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.809700][ T32] r7:dddced40 r6:83018000 r5:8499e78c r4:84b8b100 [ 1325.809750][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.809852][ T32] r10:61c88647 r9:84850000 r8:84b8b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.809922][ T32] r4:84b8b100 [ 1325.809970][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.810111][ T32] r10:00000000 r9:84b8b100 r8:8027ed34 r7:e0441e60 r6:84b8b180 r5:84850000 [ 1325.810197][ T32] r4:00000001 [ 1325.810302][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.810409][ T32] Exception stack(0xe04c1fb0 to 0xe04c1ff8) [ 1325.810502][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.810586][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.810655][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.810766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.810839][ T32] r4:84b84080 [ 1325.811540][ T32] INFO: task kworker/0:180:3712 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1325.811627][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.811794][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.811912][ T32] Call trace: [ 1325.811992][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.812124][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1325.812200][ T32] r4:00000000 [ 1325.812247][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.812333][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1325.812419][ T32] 1d20: 92db9000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1325.812517][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1325.812588][ T32] 1d60: 80000013 ffffffff [ 1325.812650][ T32] r5:80000013 r4:80239bd0 [ 1325.812702][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.812804][ T32] r4:82ac11e4 [ 1325.812853][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.812967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1325.813025][ T32] r4:e0421dc0 [ 1325.813073][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1325.830613][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.830660][ T32] r5:85d4778c r4:85d47400 [ 1325.830683][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.830734][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1325.830760][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.830832][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.830890][ T32] r4:84ae2180 [ 1325.830917][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.830968][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1325.830995][ T32] r4:00000001 [ 1325.831016][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.831063][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1325.831104][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.831158][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1325.831377][ T32] INFO: task kworker/0:181:3714 blocked for more than 452 seconds. ** 9 printk messages dropped ** [ 1325.831828][ T32] r5:84850c00 r4:829187f0 [ 1325.831850][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1325.832251][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1325.832772][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1325.841744][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1325.842716][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 8 printk messages dropped ** [ 1325.843035][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1325.843259][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 10 printk messages dropped ** [ 1325.848116][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1325.848552][ T32] INFO: task kworker/0:182:3716 blocked for more than 452 seconds. ** 9 printk messages dropped ** [ 1325.849001][ T32] r5:84852400 r4:829187f0 ** 1 printk messages dropped ** [ 1325.849067][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1325.849438][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.849482][ T32] r5:00001000 r4:e008f000 [ 1325.849531][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.849578][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.849624][ T32] r5:8499eb8c r4:8499e800 [ 1325.849645][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.849719][ T32] r7:dddced40 r6:83018000 r5:8499eb8c r4:84b8b300 [ 1325.849844][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.849925][ T32] r10:61c88647 r9:84852400 r8:84b8b32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.849954][ T32] r4:84b8b300 [ 1325.849975][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.850080][ T32] r10:00000000 r9:84b8b300 r8:8027ed34 r7:e04c9e60 r6:84b8b380 r5:84852400 [ 1325.850113][ T32] r4:00000001 [ 1325.850135][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.850186][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1325.850220][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.850254][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.850288][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.850325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.850354][ T32] r4:84b84200 [ 1325.850760][ T32] INFO: task kworker/0:182:3716 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1325.850806][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.850878][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.850958][ T32] Call trace: [ 1325.850992][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.851046][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1325.851075][ T32] r4:00000000 [ 1325.851097][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.851137][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1325.851171][ T32] 1d20: 92db9000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1325.851243][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 1 printk messages dropped ** [ 1325.851303][ T32] r5:80000013 r4:80239bd0 ** 7 printk messages dropped ** [ 1325.851583][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.851850][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1325.852207][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.852401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1325.852811][ T32] r4:84853000 ** 1 printk messages dropped ** [ 1325.852910][ T32] r5:84853000 r4:829187f0 ** 1 printk messages dropped ** [ 1325.852991][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1325.864161][ T32] r5:00001000 r4:e0101000 ** 1 printk messages dropped ** [ 1325.864234][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.864280][ T32] r5:8499fb8c r4:8499f800 [ 1325.864303][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.864354][ T32] r7:dddced40 r6:83018000 r5:8499fb8c r4:84b8b400 [ 1325.864409][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.864490][ T32] r10:61c88647 r9:84853000 r8:84b8b42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.864522][ T32] r4:84b8b400 [ 1325.864606][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.864685][ T32] r10:00000000 r9:84b8b400 r8:8027ed34 r7:e04c9e60 r6:84b8b480 r5:84853000 [ 1325.864718][ T32] r4:00000001 [ 1325.864742][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.864795][ T32] Exception stack(0xe04cdfb0 to 0xe04cdff8) [ 1325.864833][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.864919][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.864999][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.865075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.865111][ T32] r4:84b843c0 [ 1325.865513][ T32] INFO: task kworker/0:183:3718 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1325.865555][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.865751][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.865811][ T32] Call trace: [ 1325.865845][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.865949][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 4 printk messages dropped ** [ 1325.866249][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1325.866709][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.867068][ T32] r5:85d4778c r4:85d47400 ** 6 printk messages dropped ** [ 1325.867611][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 10 printk messages dropped ** [ 1325.868241][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1325.868643][ T32] r5:84853c00 r4:829187f0 [ 1325.868665][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1325.868888][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1325.869268][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1325.869715][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1325.870541][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 8 printk messages dropped ** [ 1325.870938][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1325.871514][ T32] r5:00001000 r4:eda69000 ** 6 printk messages dropped ** [ 1325.871932][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1325.872437][ T32] r4:84ae0100 ** 5 printk messages dropped ** [ 1325.872886][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.873134][ T32] r5:84854800 r4:829187f0 ** 3 printk messages dropped ** [ 1325.890064][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1325.890136][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1325.890182][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.890228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b846c0 [ 1325.890293][ T32] r4:00000000 [ 1325.890372][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.890430][ T32] r9:83018005 r8:84854800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1325.890458][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.890508][ T32] r5:00001000 r4:e00cf000 [ 1325.890531][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1325.890572][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.890618][ T32] r5:8499f78c r4:8499f400 [ 1325.890641][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.890715][ T32] r7:dddced40 r6:83018000 r5:8499f78c r4:84b8b600 [ 1325.890771][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.890826][ T32] r10:61c88647 r9:84854800 r8:84b8b62c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.890860][ T32] r4:84b8b600 [ 1325.890883][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.890986][ T32] r10:00000000 r9:84b8b600 r8:8027ed34 r7:e04cde60 r6:84b8b680 r5:84854800 [ 1325.891046][ T32] r4:00000001 [ 1325.891083][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.891126][ T32] Exception stack(0xe04d5fb0 to 0xe04d5ff8) [ 1325.891160][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.891195][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.891251][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.891289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.891317][ T32] r4:84b84600 [ 1325.891717][ T32] INFO: task kworker/0:185:3722 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1325.891758][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.891859][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.891969][ T32] Call trace: [ 1325.892056][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.892115][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1325.892168][ T32] r4:00000000 [ 1325.892195][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.892261][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 8 printk messages dropped ** [ 1325.892576][ T32] r4:e0421dc0 [ 1325.892625][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1325.892677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1325.892729][ T32] r4:00000000 [ 1325.892754][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1325.892805][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1325.892832][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1325.902036][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1325.902868][ T32] r5:84855400 r4:829187f0 ** 5 printk messages dropped ** [ 1325.908417][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 17 printk messages dropped ** [ 1325.909205][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1325.910115][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1325.911327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 19 printk messages dropped ** [ 1325.912436][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1325.913054][ T32] r5:84856000 r4:829187f0 ** 8 printk messages dropped ** [ 1325.922376][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1325.922838][ T32] r7:dddced40 r6:83018000 r5:84738b8c r4:84b8b800 [ 1325.922896][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.922976][ T32] r10:61c88647 r9:84856000 r8:84b8b82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.923011][ T32] r4:84b8b800 [ 1325.923037][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.923101][ T32] r10:00000000 r9:84b8b800 r8:8027ed34 r7:e04d9e60 r6:84b8b880 r5:84856000 [ 1325.923164][ T32] r4:00000001 [ 1325.923221][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.923288][ T32] Exception stack(0xe04e1fb0 to 0xe04e1ff8) [ 1325.923364][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.927889][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.927965][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.928006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.928037][ T32] r4:84b84940 [ 1325.928442][ T32] INFO: task kworker/0:187:3726 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1325.928505][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.928582][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1325.928748][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 16 printk messages dropped ** [ 1325.929501][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 17 printk messages dropped ** [ 1325.930336][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1325.930932][ T32] r5:84ac6000 r4:829187f0 ** 5 printk messages dropped ** [ 1325.931184][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 19 printk messages dropped ** [ 1325.932037][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) ** 15 printk messages dropped ** [ 1325.932912][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 19 printk messages dropped ** [ 1325.943188][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 21 printk messages dropped ** [ 1325.944460][ T32] r4:84ac6c00 ** 4 printk messages dropped ** [ 1325.944657][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e050de08 ** 19 printk messages dropped ** [ 1325.945485][ T32] r10:00000000 r9:84b8b980 r8:8027ed34 r7:e0501e60 r6:84ae4a00 r5:84ac6c00 ** 20 printk messages dropped ** [ 1325.947054][ T32] r5:80000013 r4:80239bd0 ** 13 printk messages dropped ** [ 1325.947606][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1325.947807][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1325.947856][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.947919][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.947949][ T32] r4:84ae2180 [ 1325.947971][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.948043][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1325.948074][ T32] r4:00000001 [ 1325.948094][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.948134][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1325.948165][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.948222][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.948257][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.948292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.948318][ T32] r4:84ae0100 [ 1325.948348][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.948398][ T32] INFO: task kworker/0:190:3732 blocked for more than 452 seconds. [ 1325.948433][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.948460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.948482][ T32] task:kworker/0:190 state:D stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.948552][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.948602][ T32] Call trace: [ 1325.948688][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1325.948740][ T32] r10:829187f4 r9:e0511d84 r8:00000002 r7:60000113 r6:e0511d8c r5:84ac5400 [ 1325.948768][ T32] r4:84ac5400 [ 1325.948789][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.948851][ T32] r5:84ac5400 r4:829187f0 [ 1325.948887][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.948944][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.948999][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0511e08 [ 1325.949033][ T32] r4:00000000 [ 1325.949056][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1325.949133][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 14 printk messages dropped ** [ 1325.949940][ T32] r4:84b8ba00 ** 10 printk messages dropped ** [ 1325.950702][ T32] INFO: task kworker/0:190:3732 is blocked on a mutex likely owned by task kworker/0:176:3656. ** 21 printk messages dropped ** [ 1325.951665][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 19 printk messages dropped ** [ 1325.952373][ T32] r4:84ae0100 ** 11 printk messages dropped ** [ 1325.952835][ T32] r5:84ac4800 r4:829187f0 ** 5 printk messages dropped ** [ 1325.953065][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 20 printk messages dropped ** [ 1325.974645][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1325.975242][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.975331][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.975384][ T32] Call trace: [ 1325.975439][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1325.975511][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1325.975548][ T32] r4:00000000 [ 1325.975570][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.975611][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1325.975665][ T32] 1d20: 92db9000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1325.975704][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1325.975732][ T32] 1d60: 80000013 ffffffff [ 1325.975759][ T32] r5:80000013 r4:80239bd0 [ 1325.975783][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.975828][ T32] r4:82ac11e4 [ 1325.975860][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.975948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1325.975992][ T32] r4:e0421dc0 ** 2 printk messages dropped ** [ 1325.976118][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1325.976550][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1325.977450][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.977934][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 17 printk messages dropped ** [ 1325.978788][ T32] r10:61c88647 r9:84851800 r8:84b8baac r7:82804d40 r6:dddced40 r5:dddced60 ** 21 printk messages dropped ** [ 1325.979892][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 21 printk messages dropped ** [ 1325.980704][ T32] r4:84ae2180 ** 9 printk messages dropped ** [ 1325.981175][ T32] r4:84ae0100 ** 11 printk messages dropped ** [ 1325.981562][ T32] r5:84bd8c00 r4:829187f0 ** 8 printk messages dropped ** [ 1325.981940][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1325.982524][ T32] r10:00000000 r9:84ae4c00 r8:8027ed34 r7:e04a9e60 r6:84b8bb80 r5:84bd8c00 ** 25 printk messages dropped ** [ 1326.001501][ T32] r4:e0421dc0 ** 12 printk messages dropped ** [ 1326.002080][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1326.002770][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.002803][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.002827][ T32] task:kworker/1:124 state:D stack:0 pid:3740 tgid:3740 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.002924][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.002997][ T32] Call trace: [ 1326.003055][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1326.003109][ T32] r10:829187f4 r9:e053dd84 r8:00000002 r7:60000013 r6:e053dd8c r5:84bd9800 [ 1326.003138][ T32] r4:84bd9800 [ 1326.003181][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.003249][ T32] r5:84bd9800 r4:829187f0 [ 1326.003305][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.007447][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.007565][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e053de08 [ 1326.007602][ T32] r4:00000000 [ 1326.007639][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1326.007686][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1326.007730][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.007797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b87600 [ 1326.007876][ T32] r4:00000000 [ 1326.007905][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.007957][ T32] r9:83018205 r8:84bd9800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1326.008005][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.008056][ T32] r5:00001000 r4:dfb1d000 [ 1326.008102][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.008148][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.008215][ T32] r5:84b16b8c r4:84b16800 [ 1326.008242][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.008291][ T32] r7:ddde2d40 r6:83018200 r5:84b16b8c r4:84ae4c80 [ 1326.008319][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.008369][ T32] r10:61c88647 r9:84bd9800 r8:84ae4cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.008419][ T32] r4:84ae4c80 [ 1326.008445][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.008494][ T32] r10:00000000 r9:84ae4c80 r8:8027ed34 r7:e0539e60 r6:84b8bc00 r5:84bd9800 [ 1326.008541][ T32] r4:00000001 [ 1326.008591][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 13 printk messages dropped ** [ 1326.009525][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 18 printk messages dropped ** [ 1326.010360][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.010795][ T32] r4:00000001 [ 1326.010818][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.010874][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1326.010908][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.010941][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.010972][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.011028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.011061][ T32] r4:84ae0100 [ 1326.011085][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.011137][ T32] INFO: task kworker/0:192:3743 blocked for more than 452 seconds. [ 1326.011197][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1326.011559][ T32] r4:84bda400 ** 1 printk messages dropped ** [ 1326.011648][ T32] r5:84bda400 r4:829187f0 [ 1326.011673][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1326.011965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba0a00 ** 11 printk messages dropped ** [ 1326.012445][ T32] r10:61c88647 r9:84bda400 r8:84b8bcac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1326.012869][ T32] r4:84ad8280 ** 3 printk messages dropped ** [ 1326.013222][ T32] Call trace: ** 7 printk messages dropped ** [ 1326.024035][ T32] 1d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1326.024237][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1326.024523][ T32] r5:00001000 r4:eda69000 ** 7 printk messages dropped ** [ 1326.024847][ T32] r4:84ae2180 ** 5 printk messages dropped ** [ 1326.025034][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1326.025665][ T32] r4:84bdb000 ** 1 printk messages dropped ** [ 1326.025734][ T32] r5:84bdb000 r4:829187f0 ** 3 printk messages dropped ** [ 1326.025906][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.026168][ T32] r9:83018205 r8:84bdb000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 10 printk messages dropped ** [ 1326.026545][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1326.027270][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1326.027964][ T32] r4:e0421dc0 [ 1326.027990][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.028036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1326.028063][ T32] r4:00000000 [ 1326.028096][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.028147][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.028210][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.028258][ T32] r5:00001000 r4:eda69000 [ 1326.028280][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.028341][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.028391][ T32] r5:85d4778c r4:85d47400 [ 1326.028433][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.028507][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1326.028535][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.028595][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.028625][ T32] r4:84ae2180 [ 1326.028647][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.028695][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1326.028732][ T32] r4:00000001 [ 1326.028755][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.028813][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1326.028847][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.028885][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.028917][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.028950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.028976][ T32] r4:84ae0100 [ 1326.029007][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.029035][ T32] INFO: task kworker/1:126:3746 blocked for more than 452 seconds. [ 1326.029065][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.029092][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.029113][ T32] task:kworker/1:126 state:D stack:0 pid:3746 tgid:3746 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.029165][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.029234][ T32] Call trace: [ 1326.029267][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1326.029316][ T32] r10:829187f4 r9:e0545d84 r8:00000002 r7:60000013 r6:e0545d8c r5:84bdbc00 [ 1326.029354][ T32] r4:84bdbc00 [ 1326.029378][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.029421][ T32] r5:84bdbc00 r4:829187f0 [ 1326.029443][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.029505][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.029557][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0545e08 [ 1326.029596][ T32] r4:00000000 [ 1326.029620][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1326.029660][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1326.029698][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.029764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8477f340 [ 1326.029796][ T32] r4:00000000 [ 1326.029817][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.029884][ T32] r9:83018205 r8:84bdbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1326.029913][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.029958][ T32] r5:00001000 r4:dfcbf000 [ 1326.029980][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.030042][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.030087][ T32] r5:84b16f8c r4:84b16c00 [ 1326.030109][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.030154][ T32] r7:ddde2d40 r6:83018200 r5:84b16f8c r4:84ae4d80 [ 1326.030201][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.030254][ T32] r10:61c88647 r9:84bdbc00 r8:84ae4dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1326.030437][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) ** 7 printk messages dropped ** [ 1326.030967][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1326.031336][ T32] r5:80000013 r4:80239bd0 ** 7 printk messages dropped ** [ 1326.031625][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.031784][ T32] r5:00001000 r4:eda69000 ** 6 printk messages dropped ** [ 1326.032050][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1326.032360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1326.032596][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.032652][ T32] Call trace: [ 1326.032708][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1326.032757][ T32] r10:829187f4 r9:e0549d84 r8:00000002 r7:60000013 r6:e0549d8c r5:84bdc800 [ 1326.032784][ T32] r4:84bdc800 [ 1326.032815][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.032868][ T32] r5:84bdc800 r4:829187f0 [ 1326.032891][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.032931][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.032980][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0549e08 [ 1326.033006][ T32] r4:00000000 [ 1326.033027][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1326.033087][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1326.033131][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.033177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b87240 [ 1326.033204][ T32] r4:00000000 [ 1326.033225][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.033299][ T32] r9:83018205 r8:84bdc800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1326.044971][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.045078][ T32] r5:00001000 r4:dfd07000 [ 1326.045105][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.045150][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.045217][ T32] r5:84b1738c r4:84b17000 [ 1326.045244][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.045296][ T32] r7:ddde2d40 r6:83018200 r5:84b1738c r4:84ae4e00 [ 1326.045320][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.045369][ T32] r10:61c88647 r9:84bdc800 r8:84ae4e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.045396][ T32] r4:84ae4e00 [ 1326.045417][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.045481][ T32] r10:00000000 r9:84ae4e00 r8:8027ed34 r7:e0541e60 r6:84b8be80 r5:84bdc800 [ 1326.045512][ T32] r4:00000001 [ 1326.045542][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.045585][ T32] Exception stack(0xe0549fb0 to 0xe0549ff8) [ 1326.045618][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.045673][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.045709][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.045765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.045796][ T32] r4:84b87fc0 [ 1326.046222][ T32] INFO: task kworker/1:127:3748 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1326.046265][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.046336][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.046387][ T32] Call trace: [ 1326.046447][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 2 printk messages dropped ** [ 1326.046564][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1326.046911][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1326.047104][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 10 printk messages dropped ** [ 1326.047601][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1326.048046][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1326.048457][ T32] r5:84bdd400 r4:829187f0 [ 1326.048482][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.048525][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.048582][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0535e08 [ 1326.048633][ T32] r4:00000000 [ 1326.048659][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1326.048700][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1326.048739][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.048784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae50c0 [ 1326.048810][ T32] r4:00000000 [ 1326.048832][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.048885][ T32] r9:83018205 r8:84bdd400 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1326.048911][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.048966][ T32] r5:00001000 r4:dfe59000 [ 1326.048992][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1326.049163][ T32] r7:ddde2d40 r6:83018200 r5:84b1778c r4:84ae4e80 ** 8 printk messages dropped ** [ 1326.049493][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1326.050221][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1326.050580][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1326.050861][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 12 printk messages dropped ** [ 1326.051367][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1326.051791][ T32] INFO: task kworker/0:193:3752 blocked for more than 452 seconds. ** 9 printk messages dropped ** [ 1326.052333][ T32] r5:84bde000 r4:829187f0 [ 1326.052355][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1326.052779][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1326.193739][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1326.193940][ T32] r4:84b8bf00 [ 1326.193961][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.194036][ T32] r10:00000000 r9:84b8bf00 r8:8027ed34 r7:e04ede60 r6:84817000 r5:84bde000 [ 1326.194067][ T32] r4:00000001 [ 1326.194102][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.194171][ T32] Exception stack(0xe054dfb0 to 0xe054dff8) [ 1326.194211][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.194247][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.194280][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.194314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.194342][ T32] r4:84ad8640 [ 1326.194741][ T32] INFO: task kworker/0:193:3752 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1326.194807][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.194890][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.194965][ T32] Call trace: [ 1326.195003][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1326.195060][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1326.195098][ T32] r4:00000000 [ 1326.195139][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.195187][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1326.195221][ T32] 1d20: 967c0000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1326.195276][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1326.195308][ T32] 1d60: 80000013 ffffffff [ 1326.195334][ T32] r5:80000013 r4:80239bd0 [ 1326.195356][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.195402][ T32] r4:82ac11e4 [ 1326.195424][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.195505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1326.195536][ T32] r4:e0421dc0 [ 1326.195567][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.195633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1326.195664][ T32] r4:00000000 [ 1326.195694][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.195749][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.195775][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.195820][ T32] r5:00001000 r4:eda69000 [ 1326.195869][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.195936][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.195985][ T32] r5:85d4778c r4:85d47400 [ 1326.196008][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.196056][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1326.196080][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.196164][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.196196][ T32] r4:84ae2180 [ 1326.196217][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.196266][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1326.196315][ T32] r4:00000001 [ 1326.196340][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.196406][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1326.196440][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.196474][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.196506][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.196555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.196585][ T32] r4:84ae0100 [ 1326.196610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.196650][ T32] INFO: task kworker/0:194:3755 blocked for more than 452 seconds. ** 3 printk messages dropped ** [ 1326.196827][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.196916][ T32] Call trace: [ 1326.196948][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1326.197001][ T32] r10:829187f4 r9:e04f5d84 r8:00000002 r7:60000113 r6:e04f5d8c r5:84bdec00 [ 1326.197029][ T32] r4:84bdec00 [ 1326.197050][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.197115][ T32] r5:84bdec00 r4:829187f0 [ 1326.197145][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.197201][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.197256][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04f5e08 [ 1326.197283][ T32] r4:00000000 [ 1326.197304][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1326.197366][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1326.197413][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.197459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ad89c0 [ 1326.197506][ T32] r4:00000000 [ 1326.197531][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.197580][ T32] r9:83018005 r8:84bdec00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 4 printk messages dropped ** [ 1326.197756][ T32] r5:84b5db8c r4:84b5d800 ** 9 printk messages dropped ** [ 1326.198183][ T32] Exception stack(0xe04f5fb0 to 0xe04f5ff8) ** 11 printk messages dropped ** [ 1326.199066][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.199295][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 12 printk messages dropped ** [ 1326.199725][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1326.200099][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.200424][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1326.200839][ T32] r5:84bd8000 r4:829187f0 ** 1 printk messages dropped ** [ 1326.200908][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1326.201246][ T32] r9:83018005 r8:84bd8000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1326.201270][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.201313][ T32] r5:00001000 r4:dff89000 [ 1326.201335][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.201400][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.201449][ T32] r5:84b5df8c r4:84b5dc00 [ 1326.201471][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.201531][ T32] r7:dddced40 r6:83018000 r5:84b5df8c r4:84817180 [ 1326.201558][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.201608][ T32] r10:61c88647 r9:84bd8000 r8:848171ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.201668][ T32] r4:84817180 [ 1326.201693][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.201741][ T32] r10:00000000 r9:84817180 r8:8027ed34 r7:e04ede60 r6:84817200 r5:84bd8000 [ 1326.201768][ T32] r4:00000001 [ 1326.201806][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.201850][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 1326.201895][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.201931][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.202552][ T32] Call trace: ** 10 printk messages dropped ** [ 1326.203034][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1326.227874][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1326.228778][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.229085][ T32] r5:84856c00 r4:829187f0 ** 6 printk messages dropped ** [ 1326.229364][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1326.229769][ T32] r5:84b1878c r4:84b18400 [ 1326.229790][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.229837][ T32] r7:ddde2d40 r6:83018200 r5:84b1878c r4:84ae4f00 [ 1326.229868][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.229917][ T32] r10:61c88647 r9:84856c00 r8:84ae4f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.229943][ T32] r4:84ae4f00 [ 1326.229964][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.230046][ T32] r10:00000000 r9:84ae4f00 r8:8027ed34 r7:e0541e60 r6:84817280 r5:84856c00 [ 1326.230084][ T32] r4:00000001 [ 1326.230105][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.230142][ T32] Exception stack(0xe0559fb0 to 0xe0559ff8) [ 1326.230174][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.230235][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.230294][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.230332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.230359][ T32] r4:84ae5380 [ 1326.230756][ T32] INFO: task kworker/1:129:3759 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1326.230800][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.230873][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.230921][ T32] Call trace: [ 1326.230952][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1326.231005][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1326.231032][ T32] r4:00000000 [ 1326.231064][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.231112][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1326.231155][ T32] 1d20: 96ec0000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1326.231205][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1326.231236][ T32] 1d60: 80000013 ffffffff [ 1326.231262][ T32] r5:80000013 r4:80239bd0 [ 1326.231302][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.231360][ T32] r4:82ac11e4 [ 1326.231385][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.231448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1326.231478][ T32] r4:e0421dc0 [ 1326.231501][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.231546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1326.231572][ T32] r4:00000000 [ 1326.231602][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.231655][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.231691][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.231739][ T32] r5:00001000 r4:eda69000 [ 1326.231783][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.231905][ T32] r5:85d4778c r4:85d47400 ** 3 printk messages dropped ** [ 1326.232091][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1326.232342][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1326.232504][ T32] r4:84ae0100 ** 2 printk messages dropped ** [ 1326.232590][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1326.232866][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1326.233061][ T32] r5:84a20000 r4:829187f0 [ 1326.233086][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.233128][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1326.233230][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1326.245007][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1326.245345][ T32] r5:00001000 r4:dffb9000 ** 3 printk messages dropped ** [ 1326.245479][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1326.245775][ T32] r10:00000000 r9:84ae4f80 r8:8027ed34 r7:e0559e60 r6:84817300 r5:84a20000 ** 8 printk messages dropped ** [ 1326.246468][ T32] INFO: task kworker/1:130:3762 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1326.246518][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.246593][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.246669][ T32] Call trace: [ 1326.246738][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1326.246797][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1326.246825][ T32] r4:00000000 [ 1326.246882][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.246929][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1326.246984][ T32] 1d20: 96ec0000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1326.247022][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1326.247062][ T32] 1d60: 80000013 ffffffff [ 1326.247101][ T32] r5:80000013 r4:80239bd0 [ 1326.247148][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.247219][ T32] r4:82ac11e4 [ 1326.247244][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.247314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1326.247346][ T32] r4:e0421dc0 [ 1326.247368][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.247425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1326.247456][ T32] r4:00000000 [ 1326.247477][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.247527][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.247552][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.247597][ T32] r5:00001000 r4:eda69000 [ 1326.247619][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.247661][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.247705][ T32] r5:85d4778c r4:85d47400 [ 1326.247727][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.247813][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1326.247841][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.247897][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.247923][ T32] r4:84ae2180 [ 1326.247944][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.247992][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1326.248050][ T32] r4:00000001 [ 1326.248074][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.248122][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1326.248154][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1326.248219][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1326.248629][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1326.248794][ T32] r5:84a20c00 r4:829187f0 ** 3 printk messages dropped ** [ 1326.248950][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.249327][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1326.249797][ T32] r10:00000000 r9:84817380 r8:8027ed34 r7:e04ede60 r6:84817400 r5:84a20c00 ** 4 printk messages dropped ** [ 1326.250031][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.250078][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.250149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.250179][ T32] r4:84ad8dc0 [ 1326.250369][ T32] INFO: task kworker/0:196:3763 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1326.250405][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.250469][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.250516][ T32] Call trace: [ 1326.250546][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1326.250619][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1326.250651][ T32] r4:00000000 [ 1326.250672][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.250712][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1326.250746][ T32] 1d20: 96ec0000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1326.250780][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1326.250807][ T32] 1d60: 80000013 ffffffff [ 1326.250833][ T32] r5:80000013 r4:80239bd0 [ 1326.250872][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.250919][ T32] r4:82ac11e4 [ 1326.250962][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.251012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1326.251048][ T32] r4:e0421dc0 [ 1326.251072][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.251117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1326.251158][ T32] r4:00000000 [ 1326.251183][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.251237][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.251263][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.251317][ T32] r5:00001000 r4:eda69000 [ 1326.251342][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.251393][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.251443][ T32] r5:85d4778c r4:85d47400 [ 1326.251488][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.251557][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1326.251584][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.251670][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.251701][ T32] r4:84ae2180 [ 1326.251722][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.251770][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1326.251796][ T32] r4:00000001 [ 1326.251816][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.251859][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1326.251889][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.251931][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.251966][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.251999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.252046][ T32] r4:84ae0100 [ 1326.252094][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.252131][ T32] INFO: task kworker/1:131:3765 blocked for more than 452 seconds. [ 1326.252178][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.252208][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.252232][ T32] task:kworker/1:131 state:D stack:0 pid:3765 tgid:3765 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.252301][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.252349][ T32] Call trace: [ 1326.252426][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1326.252478][ T32] r10:829187f4 r9:e0565d84 r8:00000002 r7:60000113 r6:e0565d8c r5:84a21800 [ 1326.252506][ T32] r4:84a21800 [ 1326.252527][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.252590][ T32] r5:84a21800 r4:829187f0 [ 1326.252616][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.252660][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.252708][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0565e08 [ 1326.252734][ T32] r4:00000000 [ 1326.252754][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 15 printk messages dropped ** [ 1326.269104][ T32] r4:84af7000 ** 11 printk messages dropped ** [ 1326.270059][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 34 printk messages dropped ** [ 1326.271497][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 19 printk messages dropped ** [ 1326.272371][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 21 printk messages dropped ** [ 1326.273265][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1326.289902][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1326.290603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 22 printk messages dropped ** [ 1326.291638][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1326.292066][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1326.292114][ T32] r10:829187f4 r9:e0581d84 r8:00000002 r7:60000013 r6:e0581d8c r5:84a24800 [ 1326.292141][ T32] r4:84a24800 [ 1326.292186][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.292232][ T32] r5:84a24800 r4:829187f0 [ 1326.292254][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.292316][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.292373][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0581e08 [ 1326.292403][ T32] r4:00000000 [ 1326.292445][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1326.292489][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1326.292549][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.292642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae5a80 [ 1326.292695][ T32] r4:00000000 [ 1326.292719][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.292767][ T32] r9:83018205 r8:84a24800 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1326.292791][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.292835][ T32] r5:00001000 r4:e0013000 [ 1326.292878][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.292923][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.292968][ T32] r5:84b18b8c r4:84b18800 [ 1326.293004][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.293069][ T32] r7:ddde2d40 r6:83018200 r5:84b18b8c r4:84af7100 [ 1326.293108][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.293182][ T32] r10:61c88647 r9:84a24800 r8:84af712c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.293215][ T32] r4:84af7100 [ 1326.293237][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.293297][ T32] r10:00000000 r9:84af7100 r8:8027ed34 r7:e0559e60 r6:84817580 r5:84a24800 [ 1326.293332][ T32] r4:00000001 [ 1326.293422][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.303754][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 7 printk messages dropped ** [ 1326.304468][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1326.305167][ T32] r4:e0421dc0 ** 11 printk messages dropped ** [ 1326.305601][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 9 printk messages dropped ** [ 1326.305949][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1326.306570][ T32] r4:84a23c00 ** 1 printk messages dropped ** [ 1326.306655][ T32] r5:84a23c00 r4:829187f0 [ 1326.306681][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.306736][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.306869][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0591e08 [ 1326.306907][ T32] r4:00000000 [ 1326.306930][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1326.306971][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1326.307009][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.307067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae5d80 [ 1326.307124][ T32] r4:00000000 [ 1326.307164][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.307218][ T32] r9:83018205 r8:84a23c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1326.307244][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.307287][ T32] r5:00001000 r4:e00dd000 [ 1326.307310][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.307351][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.307404][ T32] r5:84b1938c r4:84b19000 [ 1326.307430][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.307477][ T32] r7:ddde2d40 r6:83018200 r5:84b1938c r4:84af7180 [ 1326.307538][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.307591][ T32] r10:61c88647 r9:84a23c00 r8:84af71ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.307631][ T32] r4:84af7180 [ 1326.307655][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.307704][ T32] r10:00000000 r9:84af7180 r8:8027ed34 r7:e0581e60 r6:84817600 r5:84a23c00 [ 1326.307731][ T32] r4:00000001 [ 1326.307752][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.307813][ T32] Exception stack(0xe0591fb0 to 0xe0591ff8) [ 1326.307843][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.307882][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.307914][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1326.308759][ T32] r5:80000013 r4:80239bd0 ** 13 printk messages dropped ** [ 1326.309311][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1326.310040][ T32] INFO: task kworker/1:135:3772 blocked for more than 452 seconds. ** 9 printk messages dropped ** [ 1326.310454][ T32] r5:84ac3c00 r4:829187f0 [ 1326.310480][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1326.310615][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.310917][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1326.311238][ T32] r10:61c88647 r9:84ac3c00 r8:84af722c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1326.311608][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.312230][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.312443][ T32] r5:80000013 r4:80239bd0 ** 6 printk messages dropped ** [ 1326.312698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 10 printk messages dropped ** [ 1326.313123][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1326.346961][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.346997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.347066][ T32] r4:84ae0100 [ 1326.347096][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.347128][ T32] INFO: task kworker/1:136:3775 blocked for more than 452 seconds. [ 1326.347163][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.347197][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.347245][ T32] task:kworker/1:136 state:D stack:0 pid:3775 tgid:3775 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.347324][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.347383][ T32] Call trace: [ 1326.347434][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1326.347489][ T32] r10:829187f4 r9:e0599d84 r8:00000002 r7:60000013 r6:e0599d8c r5:84ac3000 [ 1326.347517][ T32] r4:84ac3000 [ 1326.347603][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.347651][ T32] r5:84ac3000 r4:829187f0 [ 1326.347686][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.347733][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.347815][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0599e08 [ 1326.347851][ T32] r4:00000000 [ 1326.347889][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1326.347948][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1326.347994][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.348081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae5e80 [ 1326.348113][ T32] r4:00000000 [ 1326.348178][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.348247][ T32] r9:83018205 r8:84ac3000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1326.348321][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.348372][ T32] r5:00001000 r4:df983000 [ 1326.348396][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.348438][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.348492][ T32] r5:84b1978c r4:84b19400 [ 1326.348527][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.348580][ T32] r7:ddde2d40 r6:83018200 r5:84b1978c r4:84af7300 [ 1326.348608][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.348658][ T32] r10:61c88647 r9:84ac3000 r8:84af732c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.348685][ T32] r4:84af7300 [ 1326.348728][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.348802][ T32] r10:00000000 r9:84af7300 r8:8027ed34 r7:e0591e60 r6:84af7380 r5:84ac3000 [ 1326.348832][ T32] r4:00000001 [ 1326.348862][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.348921][ T32] Exception stack(0xe0599fb0 to 0xe0599ff8) [ 1326.348954][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.348987][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.349021][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.349077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.349106][ T32] r4:84ae5fc0 [ 1326.349511][ T32] INFO: task kworker/1:136:3775 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1326.349552][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.349610][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.349657][ T32] Call trace: [ 1326.349712][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1326.349765][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1326.349793][ T32] r4:00000000 [ 1326.349814][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.349861][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1326.349895][ T32] 1d20: 983a4000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1326.349929][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1326.349978][ T32] 1d60: 80000013 ffffffff [ 1326.350029][ T32] r5:80000013 r4:80239bd0 [ 1326.350054][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.350099][ T32] r4:82ac11e4 [ 1326.350157][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.350217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1326.350248][ T32] r4:e0421dc0 [ 1326.350270][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.350316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1326.350342][ T32] r4:00000000 [ 1326.350390][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.350443][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.350469][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.350514][ T32] r5:00001000 r4:eda69000 [ 1326.350559][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.350626][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.350675][ T32] r5:85d4778c r4:85d47400 [ 1326.350711][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.350772][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1326.350803][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.350858][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.350896][ T32] r4:84ae2180 [ 1326.350923][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.350974][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1326.351045][ T32] r4:00000001 [ 1326.351070][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.351107][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1326.351136][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.351168][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.351201][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.351239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.351266][ T32] r4:84ae0100 [ 1326.351297][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.351328][ T32] INFO: task kworker/1:137:3777 blocked for more than 452 seconds. [ 1326.351379][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.351410][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.351455][ T32] task:kworker/1:137 state:D stack:0 pid:3777 tgid:3777 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.351529][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.351770][ T32] r4:84bc0000 ** 1 printk messages dropped ** [ 1326.351902][ T32] r5:84bc0000 r4:829187f0 [ 1326.351931][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.351973][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.352021][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05a5e08 [ 1326.352047][ T32] r4:00000000 [ 1326.352201][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1326.352255][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1326.352309][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.352358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478db80 [ 1326.352450][ T32] r4:00000000 [ 1326.352474][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.352532][ T32] r9:83018205 r8:84bc0000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1326.352560][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.352605][ T32] r5:00001000 r4:dfb55000 [ 1326.352642][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.352688][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.352742][ T32] r5:84b19b8c r4:84b19800 [ 1326.352767][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.352815][ T32] r7:ddde2d40 r6:83018200 r5:84b19b8c r4:84af7400 [ 1326.352838][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.352893][ T32] r10:61c88647 r9:84bc0000 r8:84af742c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.352922][ T32] r4:84af7400 [ 1326.352942][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.353014][ T32] r10:00000000 r9:84af7400 r8:8027ed34 r7:e0599e60 r6:84af7480 r5:84bc0000 [ 1326.353044][ T32] r4:00000001 [ 1326.353065][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.353123][ T32] Exception stack(0xe05a5fb0 to 0xe05a5ff8) [ 1326.353156][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.353192][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.353224][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.353258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.353284][ T32] r4:8478dc00 [ 1326.359624][ T32] INFO: task kworker/1:137:3777 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1326.359742][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.359842][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.359930][ T32] Call trace: [ 1326.359971][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1326.360068][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1326.360102][ T32] r4:00000000 [ 1326.360128][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.360178][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1326.360212][ T32] 1d20: 983a4000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1326.360246][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1326.360273][ T32] 1d60: 80000013 ffffffff [ 1326.360300][ T32] r5:80000013 r4:80239bd0 [ 1326.360322][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.360366][ T32] r4:82ac11e4 [ 1326.360388][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.360433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 2 printk messages dropped ** [ 1326.360588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 4 printk messages dropped ** [ 1326.360815][ T32] r5:00001000 r4:eda69000 ** 6 printk messages dropped ** [ 1326.361135][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1326.361414][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1326.361775][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1326.361950][ T32] r5:84bc0c00 r4:829187f0 ** 2 printk messages dropped ** [ 1326.362183][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0459e08 ** 9 printk messages dropped ** [ 1326.362731][ T32] r5:00001000 r4:dfbe1000 ** 6 printk messages dropped ** [ 1326.363064][ T32] r10:61c88647 r9:84bc0c00 r8:84af752c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1326.379759][ T32] r4:8478dc00 ** 3 printk messages dropped ** [ 1326.380336][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.380612][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1326.380873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 3 printk messages dropped ** [ 1326.381020][ T32] r4:00000000 [ 1326.381046][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.381097][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.381123][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.381168][ T32] r5:00001000 r4:eda69000 [ 1326.381221][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.381268][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.381313][ T32] r5:85d4778c r4:85d47400 [ 1326.381336][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.381389][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1326.381415][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.381464][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.381490][ T32] r4:84ae2180 [ 1326.381511][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.381579][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1326.381610][ T32] r4:00000001 [ 1326.381670][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.381711][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1326.381740][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.381773][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.381803][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.381836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.381868][ T32] r4:84ae0100 [ 1326.381892][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.381922][ T32] INFO: task kworker/1:139:3781 blocked for more than 452 seconds. [ 1326.381980][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.382032][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.382055][ T32] task:kworker/1:139 state:D stack:0 pid:3781 tgid:3781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.382103][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.382183][ T32] Call trace: [ 1326.382226][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1326.382279][ T32] r10:829187f4 r9:e0465d84 r8:00000002 r7:60000013 r6:e0465d8c r5:84a26000 [ 1326.382305][ T32] r4:84a26000 [ 1326.382343][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.382391][ T32] r5:84a26000 r4:829187f0 [ 1326.382422][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.382468][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.382516][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0465e08 [ 1326.382543][ T32] r4:00000000 [ 1326.382578][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1326.382643][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1326.382707][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.382756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8477f740 [ 1326.382807][ T32] r4:00000000 [ 1326.382831][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.382889][ T32] r9:83018205 r8:84a26000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 4 printk messages dropped ** [ 1326.383133][ T32] r5:84b19f8c r4:84b19c00 ** 4 printk messages dropped ** [ 1326.393826][ T32] r4:84af7580 ** 1 printk messages dropped ** [ 1326.393948][ T32] r10:00000000 r9:84af7580 r8:8027ed34 r7:e0459e60 r6:84817700 r5:84a26000 [ 1326.393999][ T32] r4:00000001 [ 1326.394045][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.394114][ T32] Exception stack(0xe0465fb0 to 0xe0465ff8) [ 1326.394152][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.394199][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.394255][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.394315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.394346][ T32] r4:84ae5500 [ 1326.394739][ T32] INFO: task kworker/1:139:3781 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1326.394779][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.394911][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.394999][ T32] Call trace: [ 1326.395036][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1326.395091][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1326.395119][ T32] r4:00000000 [ 1326.395161][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1326.395305][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1326.395697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 10 printk messages dropped ** [ 1326.396102][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1326.396529][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.396891][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.397130][ T32] r5:84a26c00 r4:829187f0 ** 1 printk messages dropped ** [ 1326.397199][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.397626][ T32] r5:00001000 r4:dfc2b000 ** 3 printk messages dropped ** [ 1326.397768][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.397814][ T32] r7:ddde2d40 r6:83018200 r5:84b1a78c r4:84af7600 [ 1326.397839][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.397892][ T32] r10:61c88647 r9:84a26c00 r8:84af762c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.397918][ T32] r4:84af7600 [ 1326.397938][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.397984][ T32] r10:00000000 r9:84af7600 r8:8027ed34 r7:e0459e60 r6:84817780 r5:84a26c00 [ 1326.398040][ T32] r4:00000001 [ 1326.398089][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.398152][ T32] Exception stack(0xe046dfb0 to 0xe046dff8) [ 1326.398205][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.398244][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.398297][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.398334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.398363][ T32] r4:84a1b0c0 [ 1326.398587][ T32] INFO: task kworker/1:140:3783 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1326.398625][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.398708][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.398756][ T32] Call trace: [ 1326.398797][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1326.398868][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1326.398899][ T32] r4:00000000 [ 1326.398920][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.398977][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1326.399018][ T32] 1d20: 989da000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1326.399052][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1326.399080][ T32] 1d60: 80000013 ffffffff [ 1326.399105][ T32] r5:80000013 r4:80239bd0 [ 1326.399127][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.399179][ T32] r4:82ac11e4 [ 1326.399204][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.399250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1326.399290][ T32] r4:e0421dc0 [ 1326.399315][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.399377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1326.399420][ T32] r4:00000000 [ 1326.399464][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.399517][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.399565][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.399613][ T32] r5:00001000 r4:eda69000 [ 1326.399655][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1326.399994][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1326.400378][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1326.400733][ T32] r5:84be0000 r4:829187f0 [ 1326.400754][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1326.401036][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1326.401394][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1326.401730][ T32] Exception stack(0xe0471fb0 to 0xe0471ff8) [ 1326.401759][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.401792][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.401822][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.401863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.401890][ T32] r4:84a1b300 [ 1326.402112][ T32] INFO: task kworker/1:141:3784 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1326.402152][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.402208][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.402276][ T32] Call trace: [ 1326.402334][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1326.402387][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1326.402475][ T32] r4:00000000 [ 1326.402500][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.402540][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1326.402573][ T32] 1d20: 989da000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1326.402606][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1326.402655][ T32] 1d60: 80000013 ffffffff [ 1326.402684][ T32] r5:80000013 r4:80239bd0 [ 1326.402706][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.402749][ T32] r4:82ac11e4 [ 1326.402798][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.402872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1326.402904][ T32] r4:e0421dc0 [ 1326.402926][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.402971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1326.402998][ T32] r4:00000000 [ 1326.403019][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.403093][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.403121][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.403166][ T32] r5:00001000 r4:eda69000 [ 1326.403188][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.403229][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.403300][ T32] r5:85d4778c r4:85d47400 [ 1326.403372][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.425152][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1326.425202][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.425573][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.426054][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.426379][ T32] r5:84be1800 r4:829187f0 [ 1326.426402][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1326.426689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a1b280 ** 9 printk messages dropped ** [ 1326.427046][ T32] r7:ddde2d40 r6:83018200 r5:84b1ab8c r4:84af7700 [ 1326.427069][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.427116][ T32] r10:61c88647 r9:84be1800 r8:84af772c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.427143][ T32] r4:84af7700 [ 1326.427163][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.427208][ T32] r10:00000000 r9:84af7700 r8:8027ed34 r7:e0471e60 r6:84817880 r5:84be1800 [ 1326.427235][ T32] r4:00000001 [ 1326.427255][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.427290][ T32] Exception stack(0xe05a9fb0 to 0xe05a9ff8) [ 1326.427318][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.427352][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.427404][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.427442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.427468][ T32] r4:84a1b440 [ 1326.427880][ T32] INFO: task kworker/1:142:3786 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1326.427921][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.427981][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.428055][ T32] Call trace: [ 1326.428107][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1326.428162][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1326.428206][ T32] r4:00000000 [ 1326.428230][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1326.428417][ T32] r5:80000013 r4:80239bd0 ** 4 printk messages dropped ** [ 1326.428590][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1326.428906][ T32] r5:00001000 r4:eda69000 ** 7 printk messages dropped ** [ 1326.429199][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1326.429443][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.429713][ T32] task:kworker/1:143 state:D stack:0 pid:3789 tgid:3789 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.429784][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.429856][ T32] Call trace: [ 1326.429909][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1326.429970][ T32] r10:829187f4 r9:e05c1d84 r8:00000002 r7:60000013 r6:e05c1d8c r5:84be0c00 [ 1326.429999][ T32] r4:84be0c00 [ 1326.430048][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.430091][ T32] r5:84be0c00 r4:829187f0 [ 1326.430112][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.430151][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.430200][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05c1e08 [ 1326.430226][ T32] r4:00000000 [ 1326.430247][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1326.430285][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1326.430345][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.430395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a1b680 [ 1326.430438][ T32] r4:00000000 [ 1326.430462][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.430509][ T32] r9:83018205 r8:84be0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1326.430534][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.430577][ T32] r5:00001000 r4:dfddf000 [ 1326.430599][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.430639][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.430682][ T32] r5:84b1b78c r4:84b1b400 [ 1326.430705][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.430855][ T32] r10:61c88647 r9:84be0c00 r8:84af77ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1326.431214][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.431797][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.432131][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1326.432356][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.432646][ T32] r5:85d4778c r4:85d47400 ** 5 printk messages dropped ** [ 1326.432865][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1326.433273][ T32] INFO: task kworker/1:144:3790 blocked for more than 452 seconds. [ 1326.433302][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.463692][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.463779][ T32] task:kworker/1:144 state:D stack:0 pid:3790 tgid:3790 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.463900][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.464014][ T32] Call trace: [ 1326.464075][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1326.464146][ T32] r10:829187f4 r9:e05c9d84 r8:00000002 r7:60000013 r6:e05c9d8c r5:84be3c00 [ 1326.464178][ T32] r4:84be3c00 [ 1326.464215][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.464263][ T32] r5:84be3c00 r4:829187f0 [ 1326.464295][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.464340][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.464389][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05c9e08 [ 1326.464416][ T32] r4:00000000 [ 1326.464457][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1326.464500][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1326.464554][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.464603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a1b5c0 [ 1326.464653][ T32] r4:00000000 [ 1326.464681][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.464735][ T32] r9:83018205 r8:84be3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1326.464762][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.464806][ T32] r5:00001000 r4:dfd99000 [ 1326.464829][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.464877][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.464922][ T32] r5:84b1b38c r4:84b1b000 [ 1326.464944][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.464994][ T32] r7:ddde2d40 r6:83018200 r5:84b1b38c r4:84af7800 [ 1326.465017][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.465075][ T32] r10:61c88647 r9:84be3c00 r8:84af782c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.465106][ T32] r4:84af7800 [ 1326.465128][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.465178][ T32] r10:00000000 r9:84af7800 r8:8027ed34 r7:e05c1e60 r6:84817980 r5:84be3c00 [ 1326.465206][ T32] r4:00000001 [ 1326.465227][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.465265][ T32] Exception stack(0xe05c9fb0 to 0xe05c9ff8) [ 1326.465294][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.465328][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.465383][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.465420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.465447][ T32] r4:84a1b400 [ 1326.465852][ T32] INFO: task kworker/1:144:3790 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1326.465891][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.465998][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.466069][ T32] Call trace: [ 1326.466101][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1326.466153][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1326.466205][ T32] r4:00000000 [ 1326.466229][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 1326.466441][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1326.466903][ T32] r5:00001000 r4:eda69000 ** 5 printk messages dropped ** [ 1326.467130][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1326.467515][ T32] r4:84ae0100 ** 5 printk messages dropped ** [ 1326.467731][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.468025][ T32] r5:84be3000 r4:829187f0 ** 5 printk messages dropped ** [ 1326.468245][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.468619][ T32] r5:84b1bb8c r4:84b1b800 ** 6 printk messages dropped ** [ 1326.468874][ T32] r10:00000000 r9:84af7880 r8:8027ed34 r7:e05c1e60 r6:84817a00 r5:84be3000 ** 10 printk messages dropped ** [ 1326.469554][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1326.469965][ T32] r5:80000013 r4:80239bd0 ** 7 printk messages dropped ** [ 1326.470270][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.470593][ T32] r5:85d4778c r4:85d47400 ** 6 printk messages dropped ** [ 1326.470869][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 3 printk messages dropped ** [ 1326.470980][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.471033][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.471081][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.471128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.471158][ T32] r4:84ae0100 [ 1326.471190][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.471219][ T32] INFO: task kworker/1:146:3795 blocked for more than 452 seconds. [ 1326.471248][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.471275][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.471296][ T32] task:kworker/1:146 state:D stack:0 pid:3795 tgid:3795 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.471387][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.471436][ T32] Call trace: [ 1326.471488][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1326.471555][ T32] r10:829187f4 r9:e05e1d84 r8:00000002 r7:60000113 r6:e05e1d8c r5:84be5400 [ 1326.471585][ T32] r4:84be5400 [ 1326.471606][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.471647][ T32] r5:84be5400 r4:829187f0 [ 1326.471703][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.471746][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.471817][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05e1e08 [ 1326.471855][ T32] r4:00000000 [ 1326.471886][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1326.471929][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1326.471970][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.472014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a1b940 [ 1326.472041][ T32] r4:00000000 [ 1326.472071][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.472121][ T32] r9:83018205 r8:84be5400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1326.472146][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.472190][ T32] r5:00001000 r4:dffb3000 [ 1326.472232][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.472278][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.472322][ T32] r5:84b1bf8c r4:84b1bc00 [ 1326.472355][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.472405][ T32] r7:ddde2d40 r6:83018200 r5:84b1bf8c r4:84af7900 [ 1326.472430][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.472477][ T32] r10:61c88647 r9:84be5400 r8:84af792c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.472503][ T32] r4:84af7900 [ 1326.472524][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.472569][ T32] r10:00000000 r9:84af7900 r8:8027ed34 r7:e05d5e60 r6:84817a80 r5:84be5400 [ 1326.472595][ T32] r4:00000001 [ 1326.472616][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.472651][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1326.472680][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.472713][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.472744][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.472776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.472802][ T32] r4:84a1b7c0 [ 1326.473035][ T32] INFO: task kworker/1:146:3795 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1326.473079][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.473135][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.473218][ T32] Call trace: [ 1326.473249][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1326.473310][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1326.487652][ T32] r4:00000000 [ 1326.487736][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.487829][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1326.487876][ T32] 1d20: 99942000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1326.487919][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1326.487950][ T32] 1d60: 80000013 ffffffff [ 1326.487977][ T32] r5:80000013 r4:80239bd0 [ 1326.488000][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.488069][ T32] r4:82ac11e4 [ 1326.488105][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.488156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1326.488193][ T32] r4:e0421dc0 [ 1326.488219][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.488264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1326.488300][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1326.488375][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 9 printk messages dropped ** [ 1326.488844][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1326.489095][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.489130][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.489164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.489190][ T32] r4:84ae0100 [ 1326.489216][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.489247][ T32] INFO: task kworker/1:147:3797 blocked for more than 452 seconds. [ 1326.489282][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.489332][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.489359][ T32] task:kworker/1:147 state:D stack:0 pid:3797 tgid:3797 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.489418][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.489489][ T32] Call trace: [ 1326.489522][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1326.489573][ T32] r10:829187f4 r9:e05e5d84 r8:00000002 r7:60000013 r6:e05e5d8c r5:84be6000 [ 1326.489599][ T32] r4:84be6000 [ 1326.489641][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.489688][ T32] r5:84be6000 r4:829187f0 [ 1326.489710][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.489751][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.489819][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05e5e08 [ 1326.489856][ T32] r4:00000000 [ 1326.489878][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1326.489927][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1326.490250][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1326.490633][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1326.490913][ T32] r4:84a1b980 ** 3 printk messages dropped ** [ 1326.491459][ T32] Call trace: ** 7 printk messages dropped ** [ 1326.491869][ T32] 1d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1326.492054][ T32] r4:e0421dc0 ** 2 printk messages dropped ** [ 1326.492156][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.492459][ T32] r5:85d4778c r4:85d47400 ** 5 printk messages dropped ** [ 1326.492736][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1326.493163][ T32] INFO: task kworker/1:148:3798 blocked for more than 452 seconds. ** 9 printk messages dropped ** [ 1326.510206][ T32] r5:84be6c00 r4:829187f0 ** 2 printk messages dropped ** [ 1326.510344][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05d9e08 ** 8 printk messages dropped ** [ 1326.510689][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.511099][ T32] r4:84af7a00 ** 5 printk messages dropped ** [ 1326.511334][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.511390][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.511428][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.511462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.511491][ T32] r4:84a1b800 [ 1326.511883][ T32] INFO: task kworker/1:148:3798 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1326.511946][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.512013][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.512062][ T32] Call trace: [ 1326.512123][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1326.512177][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1326.512225][ T32] r4:00000000 [ 1326.512249][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.512292][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1326.512325][ T32] 1d20: 99eb5000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1326.512359][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1326.512386][ T32] 1d60: 80000013 ffffffff [ 1326.512411][ T32] r5:80000013 r4:80239bd0 [ 1326.512448][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.512496][ T32] r4:82ac11e4 [ 1326.512518][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.512563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1326.512589][ T32] r4:e0421dc0 [ 1326.512610][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.512654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1326.512681][ T32] r4:00000000 [ 1326.512702][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.512749][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.512774][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.512820][ T32] r5:00001000 r4:eda69000 [ 1326.512850][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.512893][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.512937][ T32] r5:85d4778c r4:85d47400 [ 1326.512981][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.513057][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1326.513105][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.513158][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.513186][ T32] r4:84ae2180 [ 1326.513207][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.513254][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1326.513308][ T32] r4:00000001 [ 1326.513332][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1326.526180][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1326.526667][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1326.526728][ T32] r10:829187f4 r9:e05cdd84 r8:00000002 r7:60000013 r6:e05cdd8c r5:84bc2400 [ 1326.526756][ T32] r4:84bc2400 [ 1326.526778][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.526820][ T32] r5:84bc2400 r4:829187f0 [ 1326.526865][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.526913][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.527044][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05cde08 [ 1326.527075][ T32] r4:00000000 [ 1326.527098][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1326.527138][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1326.527179][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.527223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a1bc40 [ 1326.527250][ T32] r4:00000000 [ 1326.527271][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.527357][ T32] r9:83018205 r8:84bc2400 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.527387][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.527434][ T32] r5:00001000 r4:e0049000 [ 1326.527457][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.527504][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.527550][ T32] r5:84b1c78c r4:84b1c400 [ 1326.527576][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.527637][ T32] r7:ddde2d40 r6:83018200 r5:84b1c78c r4:84af7a80 [ 1326.527689][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.527743][ T32] r10:61c88647 r9:84bc2400 r8:84af7aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.527770][ T32] r4:84af7a80 [ 1326.527836][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.527899][ T32] r10:00000000 r9:84af7a80 r8:8027ed34 r7:e05e5e60 r6:84af7b00 r5:84bc2400 [ 1326.527950][ T32] r4:00000001 [ 1326.528016][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.528064][ T32] Exception stack(0xe05cdfb0 to 0xe05cdff8) [ 1326.528096][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.528175][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.528216][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.528249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.528276][ T32] r4:84a1ba80 [ 1326.528670][ T32] INFO: task kworker/1:149:3801 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1326.528708][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.528794][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.528849][ T32] Call trace: [ 1326.528883][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1326.528934][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1326.528961][ T32] r4:00000000 [ 1326.529087][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1326.529429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 12 printk messages dropped ** [ 1326.529951][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 14 printk messages dropped ** [ 1326.530770][ T32] INFO: task kworker/1:150:3804 blocked for more than 453 seconds. ** 9 printk messages dropped ** [ 1326.531419][ T32] r5:84bc4800 r4:829187f0 ** 8 printk messages dropped ** [ 1326.531806][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1326.532347][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 16 printk messages dropped ** [ 1326.533291][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1326.551566][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.551944][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1326.552388][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.552446][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.552483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.552532][ T32] r4:84ae0100 [ 1326.552581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.552648][ T32] INFO: task kworker/1:151:3807 blocked for more than 453 seconds. [ 1326.552711][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.552756][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.552783][ T32] task:kworker/1:151 state:D stack:0 pid:3807 tgid:3807 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.552849][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.552939][ T32] Call trace: [ 1326.552981][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1326.553037][ T32] r10:829187f4 r9:e05edd84 r8:00000002 r7:60000113 r6:e05edd8c r5:84bc3000 [ 1326.553110][ T32] r4:84bc3000 [ 1326.553136][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.553202][ T32] r5:84bc3000 r4:829187f0 [ 1326.553227][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.553271][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.557462][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05ede08 [ 1326.557507][ T32] r4:00000000 [ 1326.557546][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1326.557610][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1326.557654][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.557698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b87fc0 [ 1326.557725][ T32] r4:00000000 [ 1326.557772][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.557827][ T32] r9:83018205 r8:84bc3000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1326.557860][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.557910][ T32] r5:00001000 r4:e00ff000 [ 1326.557932][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.557973][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.558044][ T32] r5:84b1d38c r4:84b1d000 [ 1326.558068][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.558118][ T32] r7:ddde2d40 r6:83018200 r5:84b1d38c r4:84af7c80 [ 1326.558142][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.558190][ T32] r10:61c88647 r9:84bc3000 r8:84af7cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.558216][ T32] r4:84af7c80 [ 1326.558238][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.558285][ T32] r10:00000000 r9:84af7c80 r8:8027ed34 r7:e0575e60 r6:84af7d00 r5:84bc3000 [ 1326.558311][ T32] r4:00000001 [ 1326.558353][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.558400][ T32] Exception stack(0xe05edfb0 to 0xe05edff8) [ 1326.558435][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.558469][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.558501][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.558535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.558561][ T32] r4:84a1bec0 [ 1326.558963][ T32] INFO: task kworker/1:151:3807 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1326.559003][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.559094][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.559149][ T32] Call trace: [ 1326.559182][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1326.559265][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1326.559297][ T32] r4:00000000 [ 1326.559320][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.559362][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1326.559395][ T32] 1d20: 9a685000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1326.559450][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1326.559483][ T32] 1d60: 80000013 ffffffff [ 1326.559509][ T32] r5:80000013 r4:80239bd0 [ 1326.559532][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.559576][ T32] r4:82ac11e4 [ 1326.559597][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.559642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1326.559668][ T32] r4:e0421dc0 ** 2 printk messages dropped ** [ 1326.559776][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.560036][ T32] r5:85d4778c r4:85d47400 ** 4 printk messages dropped ** [ 1326.560204][ T32] r4:84ae2180 ** 5 printk messages dropped ** [ 1326.560473][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.560923][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.561170][ T32] r5:84bc5400 r4:829187f0 [ 1326.561191][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1326.561471][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1326.561901][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.562268][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.562499][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.563147][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.579498][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1326.579691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 11 printk messages dropped ** [ 1326.580195][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1326.580520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.580546][ T32] r4:84ae0100 [ 1326.580570][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.580609][ T32] INFO: task kworker/1:153:3810 blocked for more than 453 seconds. [ 1326.580649][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.580678][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.580701][ T32] task:kworker/1:153 state:D stack:0 pid:3810 tgid:3810 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.580780][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.580841][ T32] Call trace: [ 1326.580882][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1326.580936][ T32] r10:829187f4 r9:e05f9d84 r8:00000002 r7:60000113 r6:e05f9d8c r5:84bc6000 [ 1326.580994][ T32] r4:84bc6000 [ 1326.581020][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.581121][ T32] r5:84bc6000 r4:829187f0 [ 1326.581147][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.581191][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.581240][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05f9e08 [ 1326.581266][ T32] r4:00000000 [ 1326.581287][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1326.581326][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1326.581364][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.581407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b95840 [ 1326.581433][ T32] r4:00000000 [ 1326.581454][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.581501][ T32] r9:83018205 r8:84bc6000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1326.581547][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.581596][ T32] r5:00001000 r4:e04e5000 [ 1326.581622][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.581686][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.581735][ T32] r5:84b1e78c r4:84b1e400 [ 1326.581757][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.581804][ T32] r7:ddde2d40 r6:83018200 r5:84b1e78c r4:84af7e80 [ 1326.581828][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.581883][ T32] r10:61c88647 r9:84bc6000 r8:84af7eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.581909][ T32] r4:84af7e80 [ 1326.581930][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.581996][ T32] r10:00000000 r9:84af7e80 r8:8027ed34 r7:e05f1e60 r6:84af7f00 r5:84bc6000 [ 1326.582044][ T32] r4:00000001 [ 1326.582065][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.582104][ T32] Exception stack(0xe05f9fb0 to 0xe05f9ff8) [ 1326.582156][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.582217][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.582253][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.582287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.582314][ T32] r4:84b95280 [ 1326.582709][ T32] INFO: task kworker/1:153:3810 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1326.582748][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.582811][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.582887][ T32] Call trace: [ 1326.582923][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1326.582976][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1326.583024][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.583197][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1326.596037][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1326.596306][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.596665][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1326.596932][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1326.597525][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1326.597739][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1326.597873][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.597918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b950c0 [ 1326.597944][ T32] r4:00000000 [ 1326.597965][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.598035][ T32] r9:83018205 r8:84bc6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1326.598073][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.598123][ T32] r5:00001000 r4:e0475000 [ 1326.598145][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.598185][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.598230][ T32] r5:84b1db8c r4:84b1d800 [ 1326.598252][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.598298][ T32] r7:ddde2d40 r6:83018200 r5:84b1db8c r4:84af7f80 [ 1326.598321][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.598368][ T32] r10:61c88647 r9:84bc6c00 r8:84af7fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.598399][ T32] r4:84af7f80 [ 1326.598442][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.598493][ T32] r10:00000000 r9:84af7f80 r8:8027ed34 r7:e05f9e60 r6:84b9b000 r5:84bc6c00 [ 1326.598519][ T32] r4:00000001 [ 1326.598541][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.598577][ T32] Exception stack(0xe0605fb0 to 0xe0605ff8) [ 1326.598615][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.598675][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.598730][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.598767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.598795][ T32] r4:84b95100 [ 1326.599185][ T32] INFO: task kworker/1:154:3811 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1326.599309][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.599428][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.599522][ T32] Call trace: [ 1326.599553][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1326.599627][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1326.599659][ T32] r4:00000000 [ 1326.599680][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.599721][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1326.599753][ T32] 1d20: 9aecc000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1326.599790][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1326.599819][ T32] 1d60: 80000013 ffffffff [ 1326.599876][ T32] r5:80000013 r4:80239bd0 [ 1326.599913][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.599980][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1326.600103][ T32] r4:e0421dc0 ** 2 printk messages dropped ** [ 1326.600215][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.600551][ T32] r5:85d4778c r4:85d47400 ** 8 printk messages dropped ** [ 1326.600885][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1326.601248][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1326.601586][ T32] r5:84bc1800 r4:829187f0 [ 1326.601607][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1326.601902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b95540 ** 8 printk messages dropped ** [ 1326.602260][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1326.602700][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.621279][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.621626][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1326.621749][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1326.622080][ T32] r5:00001000 r4:eda69000 ** 2 printk messages dropped ** [ 1326.622196][ T32] r5:85d4778c r4:85d47400 [ 1326.622249][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.622325][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1326.622367][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.622419][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.622446][ T32] r4:84ae2180 [ 1326.622489][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.622542][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1326.622598][ T32] r4:00000001 [ 1326.622623][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.622703][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1326.622735][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.622769][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.622816][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.622859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.622914][ T32] r4:84ae0100 [ 1326.622943][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.622974][ T32] INFO: task kworker/1:156:3815 blocked for more than 453 seconds. [ 1326.623029][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.623061][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.623114][ T32] task:kworker/1:156 state:D stack:0 pid:3815 tgid:3815 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.623200][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.623310][ T32] Call trace: [ 1326.636079][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1326.636170][ T32] r10:829187f4 r9:e061dd84 r8:00000002 r7:60000113 r6:e061dd8c r5:844a0c00 [ 1326.636213][ T32] r4:844a0c00 [ 1326.636266][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.636330][ T32] r5:844a0c00 r4:829187f0 [ 1326.636356][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.636403][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.636453][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e061de08 [ 1326.636481][ T32] r4:00000000 [ 1326.636520][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1326.636565][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1326.636635][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.636685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b95640 [ 1326.636738][ T32] r4:00000000 [ 1326.636805][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.636864][ T32] r9:83018205 r8:844a0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1326.636918][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.636971][ T32] r5:00001000 r4:e04a5000 [ 1326.636994][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.637080][ T32] r5:84b1e38c r4:84b1e000 ** 7 printk messages dropped ** [ 1326.637481][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1326.638280][ T32] INFO: task kworker/1:156:3815 is blocked on a mutex likely owned by task kworker/0:176:3656. ** 9 printk messages dropped ** [ 1326.638783][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1326.639286][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 9 printk messages dropped ** [ 1326.639774][ T32] r4:84ae2180 ** 5 printk messages dropped ** [ 1326.640071][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.640369][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1326.640735][ T32] r5:844a0000 r4:829187f0 ** 2 printk messages dropped ** [ 1326.640852][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0609e08 ** 9 printk messages dropped ** [ 1326.641284][ T32] r5:00001000 r4:e04f1000 ** 4 printk messages dropped ** [ 1326.641552][ T32] r7:ddde2d40 r6:83018200 r5:84b1eb8c r4:84b9b280 ** 2 printk messages dropped ** [ 1326.641704][ T32] r4:84b9b280 [ 1326.641728][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.641776][ T32] r10:00000000 r9:84b9b280 r8:8027ed34 r7:e05f9e60 r6:84b9b300 r5:844a0000 [ 1326.641821][ T32] r4:00000001 [ 1326.641878][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.641929][ T32] Exception stack(0xe0609fb0 to 0xe0609ff8) [ 1326.641961][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.641994][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.642046][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.642080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.642139][ T32] r4:84b95800 [ 1326.642367][ T32] INFO: task kworker/1:157:3818 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1326.642447][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.642559][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.642635][ T32] Call trace: [ 1326.642707][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1326.642772][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1326.642805][ T32] r4:00000000 [ 1326.642856][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.642901][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1326.642934][ T32] 1d20: 9b9e1000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1326.642967][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1326.642995][ T32] 1d60: 80000013 ffffffff [ 1326.643046][ T32] r5:80000013 r4:80239bd0 [ 1326.643096][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.643154][ T32] r4:82ac11e4 [ 1326.643179][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.643226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1326.643252][ T32] r4:e0421dc0 [ 1326.643331][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.653020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1326.653066][ T32] r4:00000000 [ 1326.653092][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.653162][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.653188][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.653236][ T32] r5:00001000 r4:eda69000 [ 1326.653285][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.653339][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.653964][ T32] r5:85d4778c r4:85d47400 [ 1326.654069][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.654142][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1326.654168][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.654218][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.654245][ T32] r4:84ae2180 [ 1326.654266][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.654313][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1326.654340][ T32] r4:00000001 [ 1326.654361][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.654398][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1326.654431][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.654478][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.654514][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.654561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.654591][ T32] r4:84ae0100 [ 1326.654642][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.654688][ T32] INFO: task kworker/1:158:3819 blocked for more than 453 seconds. [ 1326.654725][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.654754][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.654778][ T32] task:kworker/1:158 state:D stack:0 pid:3819 tgid:3819 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.654882][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1326.655082][ T32] r10:829187f4 r9:e0629d84 r8:00000002 r7:60000113 r6:e0629d8c r5:844a2400 ** 2 printk messages dropped ** [ 1326.655204][ T32] r5:844a2400 r4:829187f0 ** 1 printk messages dropped ** [ 1326.655286][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.655767][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1326.656307][ T32] r10:00000000 r9:84b9b380 r8:8027ed34 r7:e0609e60 r6:84b9b400 r5:844a2400 ** 9 printk messages dropped ** [ 1326.657038][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1326.657551][ T32] r5:80000013 r4:80239bd0 [ 1326.657574][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.657618][ T32] r4:82ac11e4 [ 1326.657641][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.657686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1326.657713][ T32] r4:e0421dc0 [ 1326.657734][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.657794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1326.657823][ T32] r4:00000000 [ 1326.657902][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.657957][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.657996][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.658066][ T32] r5:00001000 r4:eda69000 [ 1326.658089][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.658129][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.658195][ T32] r5:85d4778c r4:85d47400 [ 1326.658224][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.658309][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1326.658336][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.658385][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.658411][ T32] r4:84ae2180 [ 1326.658433][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.658479][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1326.658507][ T32] r4:00000001 [ 1326.658527][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.658563][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1326.658612][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.658650][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.658706][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.658743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.658769][ T32] r4:84ae0100 [ 1326.658812][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.658840][ T32] INFO: task kworker/1:159:3822 blocked for more than 453 seconds. [ 1326.658881][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1326.659159][ T32] r10:829187f4 r9:e0621d84 r8:00000002 r7:60000113 r6:e0621d8c r5:844a3000 ** 2 printk messages dropped ** [ 1326.659270][ T32] r5:844a3000 r4:829187f0 [ 1326.659295][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.659341][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.659389][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0621e08 [ 1326.659415][ T32] r4:00000000 [ 1326.659435][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1326.659502][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1326.659572][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.659622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b95b40 [ 1326.659667][ T32] r4:00000000 [ 1326.659692][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.659743][ T32] r9:83018205 r8:844a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1326.659796][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.659858][ T32] r5:00001000 r4:e0507000 [ 1326.659905][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.659951][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.659996][ T32] r5:84b1ef8c r4:84b1ec00 [ 1326.660017][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.660063][ T32] r7:ddde2d40 r6:83018200 r5:84b1ef8c r4:84b9b480 [ 1326.660086][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.660134][ T32] r10:61c88647 r9:844a3000 r8:84b9b4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.660160][ T32] r4:84b9b480 [ 1326.660184][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.660232][ T32] r10:00000000 r9:84b9b480 r8:8027ed34 r7:e0629e60 r6:84b9b500 r5:844a3000 ** 5 printk messages dropped ** [ 1326.660473][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.661052][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 10 printk messages dropped ** [ 1326.661500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 5 printk messages dropped ** [ 1326.661684][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.661721][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.661769][ T32] r5:00001000 r4:eda69000 [ 1326.661791][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.661831][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.661911][ T32] r5:85d4778c r4:85d47400 [ 1326.661937][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.662034][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1326.662076][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.662129][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.662155][ T32] r4:84ae2180 [ 1326.662176][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.662243][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1326.662273][ T32] r4:00000001 [ 1326.662293][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1326.662459][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.662782][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.663075][ T32] r5:844a3c00 r4:829187f0 [ 1326.663099][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1326.696439][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1326.697089][ T32] r7:ddde2d40 r6:83018200 r5:84b1f38c r4:84b9b580 ** 9 printk messages dropped ** [ 1326.697573][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.698480][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.698662][ T32] 1d60: 80000013 ffffffff ** 4 printk messages dropped ** [ 1326.698820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 10 printk messages dropped ** [ 1326.699321][ T32] r5:85d4778c r4:85d47400 ** 4 printk messages dropped ** [ 1326.699521][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1326.699824][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.700220][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.700466][ T32] r5:844a4800 r4:829187f0 [ 1326.700488][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.700556][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.700612][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0635e08 [ 1326.700663][ T32] r4:00000000 [ 1326.700689][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1326.700730][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1326.700768][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.700812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba5540 [ 1326.700871][ T32] r4:00000000 [ 1326.700924][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.700986][ T32] r9:83018205 r8:844a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1326.701014][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.701058][ T32] r5:00001000 r4:e0645000 [ 1326.701080][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.701120][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.701163][ T32] r5:84b2c78c r4:84b2c400 [ 1326.701187][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.701232][ T32] r7:ddde2d40 r6:83018200 r5:84b2c78c r4:84b9b680 [ 1326.701255][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.701302][ T32] r10:61c88647 r9:844a4800 r8:84b9b6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.701328][ T32] r4:84b9b680 [ 1326.701348][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.701395][ T32] r10:00000000 r9:84b9b680 r8:8027ed34 r7:e0629e60 r6:84b9b700 r5:844a4800 [ 1326.701449][ T32] r4:00000001 [ 1326.701478][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.701515][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.701558][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.701595][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.701656][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.701692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.701719][ T32] r4:84b95dc0 [ 1326.701956][ T32] INFO: task kworker/1:161:3826 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1326.701994][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.702142][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.702238][ T32] Call trace: [ 1326.702285][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1326.702337][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1326.702365][ T32] r4:00000000 [ 1326.702386][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.702426][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1326.702458][ T32] 1d20: 9c796000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1326.702491][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1326.702519][ T32] 1d60: 80000013 ffffffff [ 1326.702544][ T32] r5:80000013 r4:80239bd0 [ 1326.702567][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.702608][ T32] r4:82ac11e4 [ 1326.702630][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.702675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1326.702701][ T32] r4:e0421dc0 [ 1326.702748][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.702800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 2 printk messages dropped ** [ 1326.702905][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 10 printk messages dropped ** [ 1326.703364][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1326.713081][ T32] r4:84ae0100 ** 4 printk messages dropped ** [ 1326.713256][ T32] task:kworker/1:162 state:D stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1326.713993][ T32] r5:844a6000 r4:829187f0 ** 3 printk messages dropped ** [ 1326.714257][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.714490][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.714815][ T32] r5:84b1fb8c r4:84b1f800 ** 4 printk messages dropped ** [ 1326.714995][ T32] r4:84b9b780 ** 1 printk messages dropped ** [ 1326.715090][ T32] r10:00000000 r9:84b9b780 r8:8027ed34 r7:e0635e60 r6:84b9b800 r5:844a6000 [ 1326.715145][ T32] r4:00000001 [ 1326.715188][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.715232][ T32] Exception stack(0xe062dfb0 to 0xe062dff8) [ 1326.715276][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.715313][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.715372][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.715410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.715464][ T32] r4:84ba5100 [ 1326.715871][ T32] INFO: task kworker/1:162:3828 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1326.715929][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.715996][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.716054][ T32] Call trace: [ 1326.716118][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1326.716171][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1326.716198][ T32] r4:00000000 [ 1326.716219][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.716258][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1326.716290][ T32] 1d20: 9c796000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1326.716324][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1326.716351][ T32] 1d60: 80000013 ffffffff [ 1326.716408][ T32] r5:80000013 r4:80239bd0 [ 1326.716436][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.716540][ T32] r4:82ac11e4 [ 1326.716568][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.716644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1326.716701][ T32] r4:e0421dc0 [ 1326.716750][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.716803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1326.716832][ T32] r4:00000000 [ 1326.716862][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.716911][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.716936][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.716980][ T32] r5:00001000 r4:eda69000 [ 1326.717006][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.717049][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.717094][ T32] r5:85d4778c r4:85d47400 [ 1326.717117][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.717164][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 2 printk messages dropped ** [ 1326.717267][ T32] r4:84ae2180 ** 5 printk messages dropped ** [ 1326.717475][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.717789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1326.718110][ T32] r5:844a6c00 r4:829187f0 [ 1326.718132][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1326.718413][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1326.718893][ T32] r7:ddde2d40 r6:83018200 r5:84b1ff8c r4:84b9b880 ** 7 printk messages dropped ** [ 1326.719171][ T32] Exception stack(0xe063dfb0 to 0xe063dff8) ** 7 printk messages dropped ** [ 1326.719744][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.720151][ T32] 1d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1326.720436][ T32] r4:e0421dc0 [ 1326.720457][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.720503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1326.720548][ T32] r4:00000000 [ 1326.720572][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.720621][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.720669][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.720717][ T32] r5:00001000 r4:eda69000 [ 1326.720739][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.720810][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.720900][ T32] r5:85d4778c r4:85d47400 [ 1326.720959][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.721042][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1326.721084][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.721167][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.721197][ T32] r4:84ae2180 [ 1326.721218][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.721281][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1326.721326][ T32] r4:00000001 [ 1326.721352][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.721401][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1326.721444][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.721480][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.721530][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.721595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.721637][ T32] r4:84ae0100 [ 1326.721692][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.721721][ T32] INFO: task kworker/1:164:3831 blocked for more than 453 seconds. [ 1326.721752][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.721778][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.721799][ T32] task:kworker/1:164 state:D stack:0 pid:3831 tgid:3831 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.721854][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.721897][ T32] Call trace: [ 1326.721959][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1326.722036][ T32] r10:829187f4 r9:e0639d84 r8:00000002 r7:60000113 r6:e0639d8c r5:844a5400 [ 1326.722065][ T32] r4:844a5400 [ 1326.722085][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.722127][ T32] r5:844a5400 r4:829187f0 [ 1326.722194][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.722245][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.722324][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0639e08 ** 4 printk messages dropped ** [ 1326.722567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba5400 ** 11 printk messages dropped ** [ 1326.723226][ T32] r10:61c88647 r9:844a5400 r8:84b9b9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1326.759356][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1326.760568][ T32] r4:e0421dc0 ** 8 printk messages dropped ** [ 1326.761016][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.761644][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 6 printk messages dropped ** [ 1326.762039][ T32] INFO: task kworker/1:165:3834 blocked for more than 453 seconds. ** 9 printk messages dropped ** [ 1326.762752][ T32] r5:844a1800 r4:829187f0 ** 1 printk messages dropped ** [ 1326.762817][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.763345][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1326.776475][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.776529][ T32] r7:ddde2d40 r6:83018200 r5:84b2d38c r4:84b9ba80 [ 1326.776582][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.776641][ T32] r10:61c88647 r9:844a1800 r8:84b9baac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.776670][ T32] r4:84b9ba80 [ 1326.776693][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.776743][ T32] r10:00000000 r9:84b9ba80 r8:8027ed34 r7:e0635e60 r6:84b9bb00 r5:844a1800 [ 1326.776769][ T32] r4:00000001 [ 1326.776805][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.776860][ T32] Exception stack(0xe0641fb0 to 0xe0641ff8) [ 1326.776893][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.776927][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.776958][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.777014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.777046][ T32] r4:84ba5580 [ 1326.777444][ T32] INFO: task kworker/1:165:3834 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1326.777484][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.777555][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.777662][ T32] Call trace: [ 1326.777700][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1326.777756][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1326.777784][ T32] r4:00000000 [ 1326.777805][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.777851][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1326.777885][ T32] 1d20: 9d8bf000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1326.777924][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1326.777953][ T32] 1d60: 80000013 ffffffff [ 1326.777992][ T32] r5:80000013 r4:80239bd0 [ 1326.778055][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.778119][ T32] r4:82ac11e4 [ 1326.778147][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.778200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1326.778227][ T32] r4:e0421dc0 [ 1326.778269][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.778320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1326.778352][ T32] r4:00000000 [ 1326.778374][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.778455][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.778484][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.778530][ T32] r5:00001000 r4:eda69000 [ 1326.778562][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1326.778797][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 11 printk messages dropped ** [ 1326.779252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1326.779689][ T32] r5:84bc3c00 r4:829187f0 [ 1326.779716][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1326.779868][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.780241][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1326.780611][ T32] r10:61c88647 r9:84bc3c00 r8:84b9bbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.780642][ T32] r4:84b9bb80 [ 1326.780664][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.780733][ T32] r10:00000000 r9:84b9bb80 r8:8027ed34 r7:e0641e60 r6:84b9bc00 r5:84bc3c00 [ 1326.780763][ T32] r4:00000001 [ 1326.780789][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.780830][ T32] Exception stack(0xe0649fb0 to 0xe0649ff8) [ 1326.780867][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.780923][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.780965][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.780999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.781026][ T32] r4:84ba5580 [ 1326.781283][ T32] INFO: task kworker/1:166:3835 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1326.781322][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.781417][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.781471][ T32] Call trace: [ 1326.781512][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1326.781588][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1326.781632][ T32] r4:00000000 [ 1326.781656][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.781712][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1326.781748][ T32] 1d20: 9d8bf000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1326.781783][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1326.781811][ T32] 1d60: 80000013 ffffffff [ 1326.781836][ T32] r5:80000013 r4:80239bd0 [ 1326.781887][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.781938][ T32] r4:82ac11e4 [ 1326.781960][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.782082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1326.782117][ T32] r4:e0421dc0 [ 1326.782140][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.782186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1326.782214][ T32] r4:00000000 [ 1326.782234][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.782281][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.782306][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1326.782447][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.782848][ T32] r4:00000001 [ 1326.782870][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.782908][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1326.782936][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.782969][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.782999][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.783041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.783076][ T32] r4:84ae0100 [ 1326.783100][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.783126][ T32] INFO: task kworker/1:167:3837 blocked for more than 453 seconds. [ 1326.783156][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.783182][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.783203][ T32] task:kworker/1:167 state:D stack:0 pid:3837 tgid:3837 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.783273][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.806788][ T32] Call trace: [ 1326.806873][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1326.806981][ T32] r10:829187f4 r9:e065dd84 r8:00000002 r7:60000113 r6:e065dd8c r5:844a8c00 [ 1326.807016][ T32] r4:844a8c00 [ 1326.807040][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.807084][ T32] r5:844a8c00 r4:829187f0 [ 1326.807108][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.807157][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.807207][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e065de08 [ 1326.807235][ T32] r4:00000000 [ 1326.807257][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1326.807329][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1326.807379][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.807481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ade9c0 ** 6 printk messages dropped ** [ 1326.807953][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.808521][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1326.808873][ T32] r4:84ba5980 ** 5 printk messages dropped ** [ 1326.809840][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 11 printk messages dropped ** [ 1326.810361][ T32] r4:e0421dc0 ** 2 printk messages dropped ** [ 1326.810602][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.810979][ T32] r5:85d4778c r4:85d47400 ** 5 printk messages dropped ** [ 1326.811196][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1326.811603][ T32] r4:84ae0100 ** 4 printk messages dropped ** [ 1326.811747][ T32] task:kworker/1:168 state:D stack:0 pid:3843 tgid:3843 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1326.812209][ T32] r5:844a8000 r4:829187f0 ** 3 printk messages dropped ** [ 1326.812368][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.812788][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.813171][ T32] r4:84b9bd80 ** 7 printk messages dropped ** [ 1326.828344][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.829238][ T32] r4:00000000 [ 1326.829276][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.829322][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1326.829356][ T32] 1d20: 9dce4000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1326.829390][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1326.829425][ T32] 1d60: 80000013 ffffffff [ 1326.829453][ T32] r5:80000013 r4:80239bd0 [ 1326.829476][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.829586][ T32] r4:82ac11e4 [ 1326.829640][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.829698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1326.829727][ T32] r4:e0421dc0 [ 1326.829749][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.829794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1326.829822][ T32] r4:00000000 [ 1326.829843][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.829901][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.829955][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.830032][ T32] r5:00001000 r4:eda69000 [ 1326.830058][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.830107][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.830155][ T32] r5:85d4778c r4:85d47400 [ 1326.830177][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.830227][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1326.830250][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.830307][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.830334][ T32] r4:84ae2180 [ 1326.830357][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.830405][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1326.830433][ T32] r4:00000001 [ 1326.830454][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.830498][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1326.830583][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.830622][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.830658][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.830789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.830825][ T32] r4:84ae0100 [ 1326.830881][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1326.831124][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1326.831456][ T32] r4:844aa400 ** 1 printk messages dropped ** [ 1326.831542][ T32] r5:844aa400 r4:829187f0 ** 2 printk messages dropped ** [ 1326.831742][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0671e08 ** 4 printk messages dropped ** [ 1326.832038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8e80 [ 1326.832066][ T32] r4:00000000 [ 1326.832115][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.832172][ T32] r9:83018205 r8:844aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1326.832200][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.832300][ T32] r5:00001000 r4:e072f000 [ 1326.832331][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.832376][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.832422][ T32] r5:84b2df8c r4:84b2dc00 [ 1326.832470][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.832527][ T32] r7:ddde2d40 r6:83018200 r5:84b2df8c r4:84b9be80 [ 1326.832551][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.832600][ T32] r10:61c88647 r9:844aa400 r8:84b9beac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.832626][ T32] r4:84b9be80 [ 1326.832647][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.832715][ T32] r10:00000000 r9:84b9be80 r8:8027ed34 r7:e0651e60 r6:84b9bf00 r5:844aa400 [ 1326.832749][ T32] r4:00000001 [ 1326.832823][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.832928][ T32] Exception stack(0xe0671fb0 to 0xe0671ff8) [ 1326.832964][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.833014][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.833055][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.833094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.833122][ T32] r4:84ba5c00 [ 1326.846308][ T32] INFO: task kworker/1:169:3844 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1326.846440][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.846611][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.846684][ T32] Call trace: [ 1326.846745][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1326.846818][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1326.846895][ T32] r4:00000000 [ 1326.846924][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1326.847202][ T32] r5:80000013 r4:80239bd0 ** 4 printk messages dropped ** [ 1326.847552][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1326.847880][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1326.848405][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1326.849034][ T32] INFO: task kworker/0:197:3846 blocked for more than 453 seconds. ** 9 printk messages dropped ** [ 1326.850115][ T32] r5:844abc00 r4:829187f0 [ 1326.850149][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1326.850379][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.850866][ T32] r9:83018005 r8:844abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 ** 11 printk messages dropped ** [ 1326.851500][ T32] r10:00000000 r9:84817c00 r8:8027ed34 r7:e04ede60 r6:84b9bf80 r5:844abc00 ** 7 printk messages dropped ** [ 1326.851831][ T32] r4:84ba09c0 ** 2 printk messages dropped ** [ 1326.852355][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.852807][ T32] 1d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1326.853086][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1326.877866][ T32] r5:00001000 r4:eda69000 ** 7 printk messages dropped ** [ 1326.878316][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1326.878658][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1326.878990][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.879149][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.879179][ T32] task:kworker/1:170 state:D stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.879434][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.880277][ T32] Call trace: [ 1326.880732][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1326.880791][ T32] r10:829187f4 r9:e0689d84 r8:00000002 r7:60000113 r6:e0689d8c r5:844ad400 [ 1326.880826][ T32] r4:844ad400 [ 1326.880894][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.881106][ T32] r5:844ad400 r4:829187f0 [ 1326.881136][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.881184][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.881234][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0689e08 [ 1326.881666][ T32] r4:00000000 [ 1326.881777][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1326.881831][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1326.881891][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.881946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8000 [ 1326.881981][ T32] r4:00000000 [ 1326.882189][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.882379][ T32] r9:83018205 r8:844ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1326.882418][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.882473][ T32] r5:00001000 r4:e0725000 [ 1326.882498][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.882546][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.882728][ T32] r5:84b2db8c r4:84b2d800 [ 1326.882770][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.882868][ T32] r7:ddde2d40 r6:83018200 r5:84b2db8c r4:84bac000 [ 1326.882899][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.882951][ T32] r10:61c88647 r9:844ad400 r8:84bac02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.882983][ T32] r4:84bac000 [ 1326.883020][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.883122][ T32] r10:00000000 r9:84bac000 r8:8027ed34 r7:e0671e60 r6:84bac080 r5:844ad400 [ 1326.883159][ T32] r4:00000001 [ 1326.883210][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.883361][ T32] Exception stack(0xe0689fb0 to 0xe0689ff8) [ 1326.894219][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.894284][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.894319][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.894393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.894433][ T32] r4:84ba5e40 [ 1326.894857][ T32] INFO: task kworker/1:170:3848 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1326.894907][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.896104][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.896178][ T32] Call trace: [ 1326.896225][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1326.896287][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1326.896361][ T32] r4:00000000 [ 1326.896870][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.896994][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1326.897034][ T32] 1d20: 9e48c000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1326.897070][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 1 printk messages dropped ** [ 1326.897192][ T32] r5:80000013 r4:80239bd0 ** 6 printk messages dropped ** [ 1326.898026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 11 printk messages dropped ** [ 1326.899190][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1326.899570][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.899919][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.900192][ T32] r5:844ae000 r4:829187f0 [ 1326.900228][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1326.900549][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1326.901243][ T32] r7:dddced40 r6:83018000 r5:84b5f78c r4:84817c80 ** 7 printk messages dropped ** [ 1326.901673][ T32] Exception stack(0xe068dfb0 to 0xe068dff8) ** 6 printk messages dropped ** [ 1326.902291][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1326.934150][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1326.934965][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1326.936388][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.937129][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1326.938026][ T32] r5:844ac800 r4:829187f0 [ 1326.938180][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1326.938613][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.938888][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.939160][ T32] r10:61c88647 r9:844ac800 r8:84817d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.939186][ T32] r4:84817d00 [ 1326.939206][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.939404][ T32] r10:00000000 r9:84817d00 r8:8027ed34 r7:e068de60 r6:84bac180 r5:844ac800 [ 1326.939435][ T32] r4:00000001 [ 1326.939529][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.939571][ T32] Exception stack(0xe0695fb0 to 0xe0695ff8) [ 1326.939600][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.939634][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.939842][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.940059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.940151][ T32] r4:84ba0e80 [ 1326.940569][ T32] INFO: task kworker/0:199:3851 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1326.940611][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.940735][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.941000][ T32] Call trace: [ 1326.941041][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1326.941255][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1326.941658][ T32] r4:00000000 [ 1326.941684][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.941852][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1326.942028][ T32] 1d20: 9efa9000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1326.942069][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1326.942123][ T32] 1d60: 80000013 ffffffff [ 1326.942900][ T32] r5:80000013 r4:80239bd0 [ 1326.942927][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.942973][ T32] r4:82ac11e4 [ 1326.943373][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.974061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1326.974322][ T32] r4:e0421dc0 [ 1326.974391][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1326.974526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1326.974632][ T32] r4:00000000 [ 1326.974684][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1326.974789][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1326.974904][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.975026][ T32] r5:00001000 r4:eda69000 [ 1326.975192][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1326.975278][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.975363][ T32] r5:85d4778c r4:85d47400 [ 1326.975496][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.975595][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1326.975643][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.975733][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.975785][ T32] r4:84ae2180 [ 1326.975828][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.975920][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1326.975975][ T32] r4:00000001 [ 1326.976165][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.976932][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1326.977719][ T32] r5:844ab000 r4:829187f0 [ 1326.977764][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1326.978216][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.978972][ T32] r5:84b5fb8c r4:84b5f800 ** 6 printk messages dropped ** [ 1326.979543][ T32] r10:00000000 r9:84817d80 r8:8027ed34 r7:e0695e60 r6:84bac200 r5:844ab000 ** 9 printk messages dropped ** [ 1326.980936][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1326.982161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 9 printk messages dropped ** [ 1326.982876][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1327.005721][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1327.006625][ T32] task:kworker/0:201 state:D stack:0 pid:3855 tgid:3855 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1327.007554][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.007649][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06a9e08 [ 1327.007816][ T32] r4:00000000 [ 1327.007867][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1327.007945][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1327.008026][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.008111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba0f00 [ 1327.008174][ T32] r4:00000000 [ 1327.008217][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.008313][ T32] r9:83018005 r8:844b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1327.008363][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.008447][ T32] r5:00001000 r4:dfe93000 [ 1327.008590][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.008715][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.008831][ T32] r5:84b5ff8c r4:84b5fc00 [ 1327.008908][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.009007][ T32] r7:dddced40 r6:83018000 r5:84b5ff8c r4:84817e00 [ 1327.009057][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.009158][ T32] r10:61c88647 r9:844b0c00 r8:84817e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.009212][ T32] r4:84817e00 [ 1327.009254][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.009390][ T32] r10:00000000 r9:84817e00 r8:8027ed34 r7:e0695e60 r6:84bac280 r5:844b0c00 [ 1327.009517][ T32] r4:00000001 [ 1327.009567][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.009641][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1327.009697][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.009763][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.009827][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.009964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.010048][ T32] r4:84ba0480 [ 1327.010797][ T32] INFO: task kworker/0:201:3855 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1327.010917][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.011050][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.011148][ T32] Call trace: [ 1327.011284][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1327.011478][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1327.011539][ T32] r4:00000000 [ 1327.011582][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.011660][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1327.011772][ T32] 1d20: 9f273000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1327.011845][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1327.011908][ T32] 1d60: 80000013 ffffffff [ 1327.011960][ T32] r5:80000013 r4:80239bd0 [ 1327.012097][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.012195][ T32] r4:82ac11e4 [ 1327.012305][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.012398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1327.012450][ T32] r4:e0421dc0 [ 1327.012492][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.012604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1327.012667][ T32] r4:00000000 [ 1327.012711][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.012850][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 6 printk messages dropped ** [ 1327.037736][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 8 printk messages dropped ** [ 1327.039842][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.042204][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.043289][ T32] r5:844b2400 r4:829187f0 [ 1327.043339][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1327.063247][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1327.064263][ T32] r7:dddced40 r6:83018000 r5:8473838c r4:84817e80 ** 7 printk messages dropped ** [ 1327.064558][ T32] Exception stack(0xe06b1fb0 to 0xe06b1ff8) ** 6 printk messages dropped ** [ 1327.065298][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.065653][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1327.065691][ T32] 1d20: 9f606000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1327.065725][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1327.065793][ T32] 1d60: 80000013 ffffffff [ 1327.065823][ T32] r5:80000013 r4:80239bd0 [ 1327.065847][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.065897][ T32] r4:82ac11e4 [ 1327.065934][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.065998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1327.066095][ T32] r4:e0421dc0 [ 1327.066148][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.066233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1327.066265][ T32] r4:00000000 [ 1327.066289][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.066339][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.066364][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.066423][ T32] r5:00001000 r4:eda69000 [ 1327.066449][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.066561][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.066613][ T32] r5:85d4778c r4:85d47400 [ 1327.066636][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.066686][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1327.066709][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.066774][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.066804][ T32] r4:84ae2180 [ 1327.066838][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.066901][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1327.066947][ T32] r4:00000001 [ 1327.067029][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.067097][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1327.067133][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.067166][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.067233][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.067290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.067337][ T32] r4:84ae0100 [ 1327.067363][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.067407][ T32] INFO: task kworker/0:203:3859 blocked for more than 453 seconds. [ 1327.067467][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.067500][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.067521][ T32] task:kworker/0:203 state:D stack:0 pid:3859 tgid:3859 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.067571][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.067614][ T32] Call trace: [ 1327.067659][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1327.067712][ T32] r10:829187f4 r9:e06b9d84 r8:00000002 r7:60000113 r6:e06b9d8c r5:844b3c00 [ 1327.067750][ T32] r4:844b3c00 [ 1327.067793][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.067863][ T32] r5:844b3c00 r4:829187f0 [ 1327.067889][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.067933][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.067981][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06b9e08 [ 1327.068007][ T32] r4:00000000 [ 1327.068027][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1327.068082][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1327.068146][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.068195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba0280 [ 1327.068222][ T32] r4:00000000 [ 1327.068243][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.068291][ T32] r9:83018005 r8:844b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1327.068317][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.068360][ T32] r5:00001000 r4:dffb7000 [ 1327.068383][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.068423][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.068693][ T32] r10:61c88647 r9:844b3c00 r8:84817f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1327.069007][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1327.069670][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1327.070025][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1327.070294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 12 printk messages dropped ** [ 1327.071014][ T32] r4:84ae2180 ** 3 printk messages dropped ** [ 1327.071235][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1327.071769][ T32] task:kworker/0:204 state:D stack:0 pid:3860 tgid:3860 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.072140][ T32] r5:844b0000 r4:829187f0 ** 3 printk messages dropped ** [ 1327.072282][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.072459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba5f40 ** 9 printk messages dropped ** [ 1327.072930][ T32] r7:dddced40 r6:83018000 r5:84b7038c r4:84817f80 ** 9 printk messages dropped ** [ 1327.104261][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.104369][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.104456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.104507][ T32] r4:84ba0380 [ 1327.105027][ T32] INFO: task kworker/0:204:3860 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1327.105403][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.105492][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.105560][ T32] Call trace: [ 1327.105804][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1327.105876][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1327.105906][ T32] r4:00000000 [ 1327.105928][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.105971][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1327.106052][ T32] 1d20: 9fbff000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1327.106400][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1327.106434][ T32] 1d60: 80000013 ffffffff [ 1327.106463][ T32] r5:80000013 r4:80239bd0 [ 1327.106486][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.106683][ T32] r4:82ac11e4 [ 1327.106711][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.107006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1327.107100][ T32] r4:e0421dc0 [ 1327.107150][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.107202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1327.107229][ T32] r4:00000000 [ 1327.107251][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.107302][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.107329][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.107430][ T32] r5:00001000 r4:eda69000 [ 1327.107687][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.107821][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.107969][ T32] r5:85d4778c r4:85d47400 [ 1327.108158][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.108265][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1327.108301][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.108353][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.108423][ T32] r4:84ae2180 [ 1327.108495][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.108553][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1327.108583][ T32] r4:00000001 [ 1327.108605][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.108714][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1327.108865][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.108969][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.109143][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.109274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.109403][ T32] r4:84ae0100 [ 1327.109472][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.109648][ T32] INFO: task kworker/0:205:3863 blocked for more than 453 seconds. ** 2 printk messages dropped ** [ 1327.110032][ T32] task:kworker/0:205 state:D stack:0 pid:3863 tgid:3863 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.110579][ T32] r5:844b3000 r4:829187f0 ** 2 printk messages dropped ** [ 1327.110860][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c9e08 ** 5 printk messages dropped ** [ 1327.111536][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.112031][ T32] r5:84b7078c r4:84b70400 ** 4 printk messages dropped ** [ 1327.112582][ T32] r4:84ba7000 ** 6 printk messages dropped ** [ 1327.112893][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.134389][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 11 printk messages dropped ** [ 1327.134976][ T32] r4:e0421dc0 [ 1327.135002][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.135050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1327.135077][ T32] r4:00000000 [ 1327.135098][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.135155][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.135251][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.135302][ T32] r5:00001000 r4:eda69000 [ 1327.135325][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.135367][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.135411][ T32] r5:85d4778c r4:85d47400 [ 1327.135434][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.135483][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1327.135584][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.135641][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.135668][ T32] r4:84ae2180 [ 1327.135690][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.135777][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1327.135809][ T32] r4:00000001 [ 1327.135832][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.135870][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1327.135899][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.135993][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.136035][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.136070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.136098][ T32] r4:84ae0100 [ 1327.136243][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.136289][ T32] INFO: task kworker/0:206:3864 blocked for more than 453 seconds. [ 1327.136327][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.136383][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.136522][ T32] task:kworker/0:206 state:D stack:0 pid:3864 tgid:3864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.136835][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.136914][ T32] Call trace: [ 1327.136947][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1327.137038][ T32] r10:829187f4 r9:e06cdd84 r8:00000002 r7:60000013 r6:e06cdd8c r5:844b1800 [ 1327.137070][ T32] r4:844b1800 [ 1327.137092][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.137147][ T32] r5:844b1800 r4:829187f0 [ 1327.137171][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.137256][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.137312][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06cde08 ** 2 printk messages dropped ** [ 1327.137404][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1327.137925][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.138514][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1327.139184][ T32] INFO: task kworker/0:206:3864 is blocked on a mutex likely owned by task kworker/0:176:3656. ** 13 printk messages dropped ** [ 1327.140119][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1327.140447][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.140794][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1327.140992][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1327.141041][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.141112][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.141140][ T32] r4:84ae2180 [ 1327.141165][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.141219][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1327.141246][ T32] r4:00000001 [ 1327.141347][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.141545][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1327.141661][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.141699][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.141842][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.141912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.141965][ T32] r4:84ae0100 [ 1327.142066][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.142106][ T32] INFO: task kworker/0:207:3867 blocked for more than 453 seconds. [ 1327.142142][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.142170][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.142192][ T32] task:kworker/0:207 state:D stack:0 pid:3867 tgid:3867 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.142305][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.142365][ T32] Call trace: [ 1327.142401][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1327.142451][ T32] r10:829187f4 r9:e06d9d84 r8:00000002 r7:60000113 r6:e06d9d8c r5:844b4800 [ 1327.142481][ T32] r4:844b4800 [ 1327.142502][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.142545][ T32] r5:844b4800 r4:829187f0 [ 1327.142567][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.142607][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.142656][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d9e08 [ 1327.142710][ T32] r4:00000000 [ 1327.142736][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1327.142777][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1327.142818][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1327.143168][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.143211][ T32] r5:84b70f8c r4:84b70c00 [ 1327.143264][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.169929][ T32] r7:dddced40 r6:83018000 r5:84b70f8c r4:84ba7100 [ 1327.170072][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.170164][ T32] r10:61c88647 r9:844b4800 r8:84ba712c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.170194][ T32] r4:84ba7100 [ 1327.170217][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.170268][ T32] r10:00000000 r9:84ba7100 r8:8027ed34 r7:e0695e60 r6:84bac580 r5:844b4800 [ 1327.170295][ T32] r4:00000001 [ 1327.170317][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.170356][ T32] Exception stack(0xe06d9fb0 to 0xe06d9ff8) [ 1327.170428][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.170471][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.170505][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.170541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.170568][ T32] r4:84b9e280 [ 1327.170981][ T32] INFO: task kworker/0:207:3867 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1327.171068][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.171173][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.171287][ T32] Call trace: [ 1327.171324][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1327.171382][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1327.171410][ T32] r4:00000000 [ 1327.171432][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.171473][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1327.171506][ T32] 1d20: a02f1000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1327.171613][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1327.171813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 9 printk messages dropped ** [ 1327.172411][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1327.172917][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1327.188967][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1327.189849][ T32] r5:844b5400 r4:829187f0 [ 1327.189906][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.190228][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.190844][ T32] r9:83018005 r8:844b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 ** 11 printk messages dropped ** [ 1327.192045][ T32] r10:00000000 r9:84ba7180 r8:8027ed34 r7:e0695e60 r6:84bac600 r5:844b5400 ** 8 printk messages dropped ** [ 1327.202116][ T32] INFO: task kworker/0:208:3868 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1327.202425][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.202602][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.202742][ T32] Call trace: [ 1327.202823][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1327.202954][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1327.203023][ T32] r4:00000000 [ 1327.203078][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.203211][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1327.203343][ T32] 1d20: a04ef000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1327.214242][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1327.214340][ T32] 1d60: 80000013 ffffffff [ 1327.214412][ T32] r5:80000013 r4:80239bd0 [ 1327.214471][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.214602][ T32] r4:82ac11e4 [ 1327.214658][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.214769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1327.214842][ T32] r4:e0421dc0 [ 1327.214900][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.215002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1327.215068][ T32] r4:00000000 [ 1327.215158][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.215286][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.215353][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.215466][ T32] r5:00001000 r4:eda69000 [ 1327.215521][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.215616][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.215738][ T32] r5:85d4778c r4:85d47400 [ 1327.215816][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.215939][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1327.215999][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.216147][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.216262][ T32] r4:84ae2180 [ 1327.216327][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.216443][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 4 printk messages dropped ** [ 1327.216810][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.217553][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.218204][ T32] r5:844aec00 r4:829187f0 [ 1327.218258][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1327.218593][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1327.219145][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.219198][ T32] r7:dddced40 r6:83018000 r5:84b71f8c r4:84ba7200 [ 1327.219223][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.219300][ T32] r10:61c88647 r9:844aec00 r8:84ba722c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.219333][ T32] r4:84ba7200 [ 1327.219400][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.219494][ T32] r10:00000000 r9:84ba7200 r8:8027ed34 r7:e0695e60 r6:84bac680 r5:844aec00 [ 1327.219525][ T32] r4:00000001 [ 1327.219545][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.219583][ T32] Exception stack(0xe06f1fb0 to 0xe06f1ff8) [ 1327.219639][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.219718][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.219782][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.219821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.219847][ T32] r4:84b9e3c0 [ 1327.220286][ T32] INFO: task kworker/0:209:3871 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1327.220329][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.220393][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.220444][ T32] Call trace: [ 1327.220515][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1327.220596][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1327.220663][ T32] r4:00000000 [ 1327.220688][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.220732][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1327.220765][ T32] 1d20: a0802000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1327.220800][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1327.220827][ T32] 1d60: 80000013 ffffffff [ 1327.220853][ T32] r5:80000013 r4:80239bd0 [ 1327.220877][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.220920][ T32] r4:82ac11e4 [ 1327.220941][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.220986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1327.221042][ T32] r4:e0421dc0 [ 1327.221070][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.221142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1327.221175][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1327.221247][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 10 printk messages dropped ** [ 1327.221707][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1327.222362][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1327.247627][ T32] r5:84be2400 r4:829187f0 [ 1327.247680][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1327.248290][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1327.249083][ T32] r5:84b71b8c r4:84b71800 ** 4 printk messages dropped ** [ 1327.249578][ T32] r4:84ba7280 ** 4 printk messages dropped ** [ 1327.249964][ T32] Exception stack(0xe066dfb0 to 0xe066dff8) ** 6 printk messages dropped ** [ 1327.251142][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1327.252581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 9 printk messages dropped ** [ 1327.264250][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1327.265474][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 5 printk messages dropped ** [ 1327.266080][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.266195][ T32] INFO: task kworker/0:211:3875 blocked for more than 453 seconds. [ 1327.266276][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.266338][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.266458][ T32] task:kworker/0:211 state:D stack:0 pid:3875 tgid:3875 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.266654][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.266960][ T32] Call trace: [ 1327.267046][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1327.267155][ T32] r10:829187f4 r9:e06e9d84 r8:00000002 r7:60000113 r6:e06e9d8c r5:84be4800 [ 1327.267215][ T32] r4:84be4800 [ 1327.267299][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.267443][ T32] r5:84be4800 r4:829187f0 [ 1327.267500][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.267585][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.267686][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e9e08 [ 1327.267743][ T32] r4:00000000 [ 1327.267817][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1327.268015][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1327.268117][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.268216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9e740 [ 1327.268356][ T32] r4:00000000 [ 1327.268471][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.268640][ T32] r9:83018005 r8:84be4800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1327.268707][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.268853][ T32] r5:00001000 r4:e06fd000 [ 1327.268958][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.269089][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.269202][ T32] r5:84b7238c r4:84b72000 [ 1327.269316][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.269456][ T32] r7:dddced40 r6:83018000 r5:84b7238c r4:84ba7380 [ 1327.269655][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.269764][ T32] r10:61c88647 r9:84be4800 r8:84ba73ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.269822][ T32] r4:84ba7380 [ 1327.269914][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.270112][ T32] r10:00000000 r9:84ba7380 r8:8027ed34 r7:e06f1e60 r6:84ba7400 r5:84be4800 [ 1327.270214][ T32] r4:00000001 [ 1327.270277][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.270357][ T32] Exception stack(0xe06e9fb0 to 0xe06e9ff8) [ 1327.270420][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.270493][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.270594][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.270670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.270728][ T32] r4:84b9e5c0 [ 1327.271455][ T32] INFO: task kworker/0:211:3875 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1327.271568][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.271743][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.271886][ T32] Call trace: [ 1327.272033][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1327.272213][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.272833][ T32] r5:80000013 r4:80239bd0 ** 6 printk messages dropped ** [ 1327.304332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 7 printk messages dropped ** [ 1327.305090][ T32] r5:85d4778c r4:85d47400 ** 5 printk messages dropped ** [ 1327.305677][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1327.306654][ T32] INFO: task kworker/0:212:3878 blocked for more than 453 seconds. ** 9 printk messages dropped ** [ 1327.307686][ T32] r5:84a23000 r4:829187f0 [ 1327.307734][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.308017][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.308407][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.308646][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.308736][ T32] r5:00001000 r4:e0711000 [ 1327.308784][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.308867][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.308981][ T32] r5:84b72b8c r4:84b72800 [ 1327.309028][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.309122][ T32] r7:dddced40 r6:83018000 r5:84b72b8c r4:84ba7480 [ 1327.309176][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.309275][ T32] r10:61c88647 r9:84a23000 r8:84ba74ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.309441][ T32] r4:84ba7480 [ 1327.309500][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.309601][ T32] r10:00000000 r9:84ba7480 r8:8027ed34 r7:e06e9e60 r6:84ba7500 r5:84a23000 [ 1327.309660][ T32] r4:00000001 [ 1327.309704][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.309781][ T32] Exception stack(0xe06f5fb0 to 0xe06f5ff8) [ 1327.309843][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.309925][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.309989][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.310084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.310144][ T32] r4:84b9e780 [ 1327.310882][ T32] INFO: task kworker/0:212:3878 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1327.310965][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.311156][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.311344][ T32] Call trace: [ 1327.311439][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1327.311547][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1327.311607][ T32] r4:00000000 [ 1327.311655][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.311817][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1327.311913][ T32] 1d20: a0e56000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1327.312047][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1327.312155][ T32] 1d60: 80000013 ffffffff [ 1327.312225][ T32] r5:80000013 r4:80239bd0 [ 1327.312274][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.312392][ T32] r4:82ac11e4 [ 1327.312452][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.312580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 2 printk messages dropped ** [ 1327.312838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 7 printk messages dropped ** [ 1327.354504][ T32] r5:85d4778c r4:85d47400 [ 1327.354575][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.354681][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1327.354733][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.354951][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.355072][ T32] r4:84ae2180 [ 1327.355157][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.355267][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1327.355323][ T32] r4:00000001 [ 1327.355371][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.355453][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1327.355551][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.355658][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.355737][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.355809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.355909][ T32] r4:84ae0100 [ 1327.356014][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.356081][ T32] INFO: task kworker/0:213:3879 blocked for more than 453 seconds. [ 1327.356153][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.356362][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.356427][ T32] task:kworker/0:213 state:D stack:0 pid:3879 tgid:3879 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.356690][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.357292][ T32] r5:84a25400 r4:829187f0 [ 1327.357407][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.357678][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.358253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9e940 ** 9 printk messages dropped ** [ 1327.359119][ T32] r7:dddced40 r6:83018000 r5:84b7278c r4:84ba7580 ** 7 printk messages dropped ** [ 1327.360215][ T32] Exception stack(0xe0675fb0 to 0xe0675ff8) ** 2 printk messages dropped ** [ 1327.360420][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.360601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.360674][ T32] r4:84b9e780 [ 1327.361402][ T32] INFO: task kworker/0:213:3879 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1327.361481][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.361802][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.361905][ T32] Call trace: [ 1327.362122][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1327.362235][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1327.362294][ T32] r4:00000000 [ 1327.362384][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.362476][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1327.362548][ T32] 1d20: a161c000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1327.362651][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1327.362725][ T32] 1d60: 80000013 ffffffff [ 1327.362781][ T32] r5:80000013 r4:80239bd0 ** 4 printk messages dropped ** [ 1327.363220][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1327.377648][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1327.379145][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.379640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1327.380389][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.381160][ T32] r5:84a38000 r4:829187f0 [ 1327.381209][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1327.381815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9ebc0 ** 9 printk messages dropped ** [ 1327.382721][ T32] r7:dddced40 r6:83018000 r5:84b72f8c r4:84ba7680 ** 5 printk messages dropped ** [ 1327.383469][ T32] r4:00000001 [ 1327.403149][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.403390][ T32] Exception stack(0xe0709fb0 to 0xe0709ff8) [ 1327.404523][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.404610][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.404679][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.404758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.404818][ T32] r4:84b9eac0 [ 1327.405556][ T32] INFO: task kworker/0:214:3882 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1327.405638][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.405962][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.406156][ T32] Call trace: [ 1327.406277][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1327.406392][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1327.406489][ T32] r4:00000000 [ 1327.406545][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.406632][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1327.406731][ T32] 1d20: a189c000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1327.406808][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1327.406918][ T32] 1d60: 80000013 ffffffff [ 1327.406981][ T32] r5:80000013 r4:80239bd0 [ 1327.407128][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.407229][ T32] r4:82ac11e4 [ 1327.407390][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.407500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1327.407572][ T32] r4:e0421dc0 [ 1327.407622][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.407766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1327.407882][ T32] r4:00000000 [ 1327.407934][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.408041][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.408097][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.408190][ T32] r5:00001000 r4:eda69000 [ 1327.408275][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1327.409187][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1327.410077][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.410649][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.411219][ T32] r5:84a38c00 r4:829187f0 [ 1327.411266][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1327.411816][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1327.412890][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1327.444852][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.445775][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 11 printk messages dropped ** [ 1327.446582][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1327.446779][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1327.447451][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.447607][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.448015][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.448381][ T32] r5:844a9800 r4:829187f0 ** 3 printk messages dropped ** [ 1327.448597][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.448851][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.449056][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.449441][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1327.450054][ T32] INFO: task kworker/1:171:3886 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1327.450098][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.450314][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.450363][ T32] Call trace: [ 1327.450395][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1327.450448][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1327.450476][ T32] r4:00000000 [ 1327.450497][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.450568][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1327.450644][ T32] 1d20: a1f26000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1327.450682][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1327.450752][ T32] 1d60: 80000013 ffffffff [ 1327.450841][ T32] r5:80000013 r4:80239bd0 [ 1327.450974][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.451024][ T32] r4:82ac11e4 [ 1327.451047][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.451113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1327.451147][ T32] r4:e0421dc0 [ 1327.451171][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.451261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1327.451299][ T32] r4:00000000 [ 1327.451349][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.451404][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.451431][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.451494][ T32] r5:00001000 r4:eda69000 [ 1327.451520][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.451562][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.451608][ T32] r5:85d4778c r4:85d47400 [ 1327.451647][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.451730][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1327.451759][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.451838][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.451872][ T32] r4:84ae2180 [ 1327.451931][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.451983][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1327.452011][ T32] r4:00000001 [ 1327.452032][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.452069][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1327.452099][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.452142][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.452192][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.452287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.452325][ T32] r4:84ae0100 [ 1327.452349][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.452376][ T32] INFO: task kworker/0:216:3887 blocked for more than 453 seconds. [ 1327.452408][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.452436][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.452458][ T32] task:kworker/0:216 state:D stack:0 pid:3887 tgid:3887 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.452539][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.452590][ T32] Call trace: [ 1327.452623][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1327.452704][ T32] r10:829187f4 r9:e0715d84 r8:00000002 r7:60000013 r6:e0715d8c r5:844b6c00 [ 1327.452742][ T32] r4:844b6c00 ** 1 printk messages dropped ** [ 1327.452806][ T32] r5:844b6c00 r4:829187f0 [ 1327.452828][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1327.453080][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1327.478435][ T32] r7:dddced40 r6:83018000 r5:84b7378c r4:84ba7880 ** 7 printk messages dropped ** [ 1327.478748][ T32] Exception stack(0xe0715fb0 to 0xe0715ff8) ** 7 printk messages dropped ** [ 1327.479587][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.479963][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1327.480522][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.480830][ T32] r5:85d4778c r4:85d47400 ** 5 printk messages dropped ** [ 1327.481182][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1327.481893][ T32] r4:84ae0100 ** 4 printk messages dropped ** [ 1327.482140][ T32] task:kworker/1:172 state:D stack:0 pid:3888 tgid:3888 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.482501][ T32] r5:844b6000 r4:829187f0 [ 1327.482523][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.482587][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.482696][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0741e08 [ 1327.482749][ T32] r4:00000000 [ 1327.482775][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1327.482817][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1327.482855][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.482900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e5280 [ 1327.482926][ T32] r4:00000000 [ 1327.482978][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.483032][ T32] r9:83018205 r8:844b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1327.483058][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.483107][ T32] r5:00001000 r4:dfa3b000 [ 1327.483131][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.483173][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.483217][ T32] r5:84b2e78c r4:84b2e400 [ 1327.483375][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.495984][ T32] r7:ddde2d40 r6:83018200 r5:84b2e78c r4:84bac880 [ 1327.496033][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.496115][ T32] r10:61c88647 r9:844b6000 r8:84bac8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.496147][ T32] r4:84bac880 [ 1327.496187][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.496280][ T32] r10:00000000 r9:84bac880 r8:8027ed34 r7:e0729e60 r6:84bac900 r5:844b6000 [ 1327.496314][ T32] r4:00000001 [ 1327.496336][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.496404][ T32] Exception stack(0xe0741fb0 to 0xe0741ff8) [ 1327.496448][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.496530][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.496568][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.496602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.496681][ T32] r4:84ba8280 [ 1327.497126][ T32] INFO: task kworker/1:172:3888 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1327.497234][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.497314][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.497369][ T32] Call trace: [ 1327.497403][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1327.497459][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1327.497487][ T32] r4:00000000 [ 1327.497510][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.497550][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1327.497583][ T32] 1d20: a2370000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1327.497618][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1327.497704][ T32] 1d60: 80000013 ffffffff [ 1327.497736][ T32] r5:80000013 r4:80239bd0 [ 1327.497759][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.497805][ T32] r4:82ac11e4 [ 1327.497828][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.497877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1327.497905][ T32] r4:e0421dc0 [ 1327.497973][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.498062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1327.498093][ T32] r4:00000000 [ 1327.498121][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.498203][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.498243][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.498290][ T32] r5:00001000 r4:eda69000 [ 1327.498313][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.498357][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.498401][ T32] r5:85d4778c r4:85d47400 [ 1327.498451][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.498506][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1327.498559][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.498619][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.498647][ T32] r4:84ae2180 [ 1327.498696][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.498795][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1327.498834][ T32] r4:00000001 [ 1327.498856][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.498895][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1327.498925][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.498958][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.499017][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.499097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.499136][ T32] r4:84ae0100 [ 1327.499159][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.499202][ T32] INFO: task kworker/0:217:3891 blocked for more than 454 seconds. ** 2 printk messages dropped ** [ 1327.499430][ T32] task:kworker/0:217 state:D stack:0 pid:3891 tgid:3891 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.499873][ T32] r5:84bf8000 r4:829187f0 [ 1327.499895][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.500059][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.500267][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.500491][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1327.500610][ T32] r7:dddced40 r6:83018000 r5:84b7838c r4:84ba7900 [ 1327.500634][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.500829][ T32] r10:61c88647 r9:84bf8000 r8:84ba792c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.500864][ T32] r4:84ba7900 [ 1327.500887][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.500936][ T32] r10:00000000 r9:84ba7900 r8:8027ed34 r7:e0715e60 r6:84bac980 r5:84bf8000 [ 1327.500963][ T32] r4:00000001 [ 1327.501040][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.501083][ T32] Exception stack(0xe0759fb0 to 0xe0759ff8) [ 1327.501182][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.501256][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.501291][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.501325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.501386][ T32] r4:84b83280 [ 1327.501663][ T32] INFO: task kworker/0:217:3891 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1327.501705][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.501765][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.501814][ T32] Call trace: [ 1327.501977][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1327.502053][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1327.502082][ T32] r4:00000000 [ 1327.502110][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.502265][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1327.502333][ T32] 1d20: a2370000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1327.502371][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1327.502427][ T32] 1d60: 80000013 ffffffff [ 1327.502457][ T32] r5:80000013 r4:80239bd0 [ 1327.502481][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.502527][ T32] r4:82ac11e4 [ 1327.502550][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.502643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1327.502702][ T32] r4:e0421dc0 [ 1327.502756][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.502863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1327.502895][ T32] r4:00000000 [ 1327.502978][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.503033][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.503066][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.503163][ T32] r5:00001000 r4:eda69000 [ 1327.503191][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.503281][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.527851][ T32] r5:85d4778c r4:85d47400 [ 1327.528056][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.528218][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1327.528276][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.528383][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.528511][ T32] r4:84ae2180 [ 1327.528629][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.528743][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1327.528802][ T32] r4:00000001 [ 1327.528848][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.529052][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1327.529180][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.529258][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.529742][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1327.531026][ T32] r5:84bfa400 r4:829187f0 [ 1327.531083][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1327.531787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b83140 ** 9 printk messages dropped ** [ 1327.532704][ T32] r7:dddced40 r6:83018000 r5:84b73b8c r4:84ba7980 ** 8 printk messages dropped ** [ 1327.533366][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.551999][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 10 printk messages dropped ** [ 1327.552625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 10 printk messages dropped ** [ 1327.564149][ T32] r5:85d4778c r4:85d47400 ** 7 printk messages dropped ** [ 1327.564579][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.564928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.564960][ T32] r4:84ae0100 [ 1327.565013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.565056][ T32] INFO: task kworker/0:219:3894 blocked for more than 454 seconds. [ 1327.565100][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.565132][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.565185][ T32] task:kworker/0:219 state:D stack:0 pid:3894 tgid:3894 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.565260][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.565309][ T32] Call trace: [ 1327.565344][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1327.565398][ T32] r10:829187f4 r9:e076dd84 r8:00000002 r7:60000113 r6:e076dd8c r5:84bf8c00 [ 1327.565426][ T32] r4:84bf8c00 [ 1327.565767][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.565832][ T32] r5:84bf8c00 r4:829187f0 [ 1327.565864][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.565909][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.565958][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e076de08 [ 1327.565985][ T32] r4:00000000 [ 1327.566044][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1327.566273][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1327.566323][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.566480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b832c0 [ 1327.566561][ T32] r4:00000000 [ 1327.566594][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.566655][ T32] r9:83018005 r8:84bf8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1327.566819][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.567148][ T32] r5:00001000 r4:e075f000 [ 1327.567177][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.567220][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.567265][ T32] r5:84b73f8c r4:84b73c00 [ 1327.567287][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.567335][ T32] r7:dddced40 r6:83018000 r5:84b73f8c r4:84ba7a00 [ 1327.567408][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.567549][ T32] r10:61c88647 r9:84bf8c00 r8:84ba7a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.567583][ T32] r4:84ba7a00 [ 1327.567607][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.567657][ T32] r10:00000000 r9:84ba7a00 r8:8027ed34 r7:e0759e60 r6:84baca80 r5:84bf8c00 [ 1327.567812][ T32] r4:00000001 [ 1327.567920][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.567969][ T32] Exception stack(0xe076dfb0 to 0xe076dff8) [ 1327.568121][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.568402][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.568524][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.568561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1327.569359][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1327.570138][ T32] r5:80000013 r4:80239bd0 ** 4 printk messages dropped ** [ 1327.570314][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1327.570679][ T32] r5:00001000 r4:eda69000 ** 4 printk messages dropped ** [ 1327.571006][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 7 printk messages dropped ** [ 1327.571817][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 7 printk messages dropped ** [ 1327.572170][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1327.572576][ T32] r4:84bf9800 ** 1 printk messages dropped ** [ 1327.572643][ T32] r5:84bf9800 r4:829187f0 ** 2 printk messages dropped ** [ 1327.572791][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0779e08 ** 8 printk messages dropped ** [ 1327.573114][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1327.592414][ T32] r10:00000000 r9:84ba7a80 r8:8027ed34 r7:e0759e60 r6:84bacb00 r5:84bf9800 [ 1327.592447][ T32] r4:00000001 [ 1327.592471][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.592512][ T32] Exception stack(0xe0779fb0 to 0xe0779ff8) [ 1327.592545][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.592580][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.592612][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.592656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.592688][ T32] r4:84b834c0 [ 1327.593104][ T32] INFO: task kworker/0:220:3896 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1327.593146][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.593219][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.593272][ T32] Call trace: [ 1327.593382][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1327.605806][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1327.605888][ T32] r4:00000000 [ 1327.605946][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.606040][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1327.606081][ T32] 1d20: a2dcc000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1327.606124][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1327.606153][ T32] 1d60: 80000013 ffffffff [ 1327.606181][ T32] r5:80000013 r4:80239bd0 [ 1327.606204][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.606265][ T32] r4:82ac11e4 [ 1327.606293][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.606340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1327.606397][ T32] r4:e0421dc0 [ 1327.606423][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.606471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1327.606498][ T32] r4:00000000 [ 1327.606525][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.606576][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.606603][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.606650][ T32] r5:00001000 r4:eda69000 [ 1327.606731][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.606779][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.606824][ T32] r5:85d4778c r4:85d47400 [ 1327.606848][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.606924][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1327.606953][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.607037][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.607075][ T32] r4:84ae2180 [ 1327.607102][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.607152][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1327.607180][ T32] r4:00000001 [ 1327.607201][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.607238][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1327.607267][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.607301][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.607333][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.607378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.607411][ T32] r4:84ae0100 ** 2 printk messages dropped ** [ 1327.607545][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1327.608046][ T32] r5:84bfb000 r4:829187f0 [ 1327.608128][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1327.608369][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1327.608906][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1327.609358][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1327.610234][ T32] Call trace: ** 6 printk messages dropped ** [ 1327.610616][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1327.611068][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.611377][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1327.612022][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1327.612152][ T32] r4:84ae0100 [ 1327.612206][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.612237][ T32] INFO: task kworker/0:222:3900 blocked for more than 454 seconds. [ 1327.612297][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.612331][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.612354][ T32] task:kworker/0:222 state:D stack:0 pid:3900 tgid:3900 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.612403][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.612467][ T32] Call trace: [ 1327.612543][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1327.612597][ T32] r10:829187f4 r9:e0795d84 r8:00000002 r7:60000013 r6:e0795d8c r5:84bfd400 [ 1327.612628][ T32] r4:84bfd400 [ 1327.612650][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.612695][ T32] r5:84bfd400 r4:829187f0 [ 1327.612718][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.612759][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.612821][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0795e08 [ 1327.612855][ T32] r4:00000000 [ 1327.612878][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1327.612920][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1327.612960][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.613007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b83640 [ 1327.613035][ T32] r4:00000000 [ 1327.613057][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.613111][ T32] r9:83018005 r8:84bfd400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1327.613138][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.613185][ T32] r5:00001000 r4:e0785000 [ 1327.613208][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.613249][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.613293][ T32] r5:84b78b8c r4:84b78800 [ 1327.613316][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.636709][ T32] r7:dddced40 r6:83018000 r5:84b78b8c r4:84ba7b80 [ 1327.636845][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.636935][ T32] r10:61c88647 r9:84bfd400 r8:84ba7bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.636967][ T32] r4:84ba7b80 [ 1327.636993][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.637081][ T32] r10:00000000 r9:84ba7b80 r8:8027ed34 r7:e0779e60 r6:84bacc00 r5:84bfd400 [ 1327.637172][ T32] r4:00000001 [ 1327.637251][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.637301][ T32] Exception stack(0xe0795fb0 to 0xe0795ff8) [ 1327.637337][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.637438][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.637477][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.637542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.637574][ T32] r4:84b83480 [ 1327.637986][ T32] INFO: task kworker/0:222:3900 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1327.638077][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.638191][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.638257][ T32] Call trace: [ 1327.638295][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1327.638355][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1327.638385][ T32] r4:00000000 [ 1327.638407][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.638450][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1327.638484][ T32] 1d20: a3228000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1327.638519][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1327.638550][ T32] 1d60: 80000013 ffffffff [ 1327.638577][ T32] r5:80000013 r4:80239bd0 [ 1327.638601][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.638649][ T32] r4:82ac11e4 [ 1327.638673][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.638721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1327.638749][ T32] r4:e0421dc0 [ 1327.638772][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.638819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 6 printk messages dropped ** [ 1327.639252][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1327.639983][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 6 printk messages dropped ** [ 1327.640329][ T32] INFO: task kworker/0:223:3902 blocked for more than 454 seconds. ** 9 printk messages dropped ** [ 1327.640997][ T32] r5:84bfc800 r4:829187f0 [ 1327.641023][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1327.641367][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1327.641874][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1327.642498][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.643104][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1327.643365][ T32] r4:00000000 [ 1327.655385][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.655481][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1327.655575][ T32] 1d20: a3228000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1327.655646][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1327.655679][ T32] 1d60: 80000013 ffffffff [ 1327.655708][ T32] r5:80000013 r4:80239bd0 [ 1327.655733][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.655784][ T32] r4:82ac11e4 [ 1327.655819][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.655871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1327.655900][ T32] r4:e0421dc0 [ 1327.655921][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.656040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1327.656102][ T32] r4:00000000 [ 1327.656130][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.656182][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.656229][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.656280][ T32] r5:00001000 r4:eda69000 [ 1327.656303][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.656405][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.656457][ T32] r5:85d4778c r4:85d47400 [ 1327.656480][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.656583][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1327.656613][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.656675][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.656707][ T32] r4:84ae2180 [ 1327.656814][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.656868][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1327.656949][ T32] r4:00000001 [ 1327.656975][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.657015][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1327.657045][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.657079][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.657116][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.657150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.657177][ T32] r4:84ae0100 [ 1327.657259][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.657322][ T32] INFO: task kworker/0:224:3904 blocked for more than 454 seconds. [ 1327.657361][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.657392][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.657462][ T32] task:kworker/0:224 state:D stack:0 pid:3904 tgid:3904 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.657543][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.657674][ T32] Call trace: [ 1327.657714][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1327.657854][ T32] r10:829187f4 r9:e07c5d84 r8:00000002 r7:60000113 r6:e07c5d8c r5:84bfec00 [ 1327.657946][ T32] r4:84bfec00 [ 1327.657973][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.658041][ T32] r5:84bfec00 r4:829187f0 [ 1327.658144][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.658212][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1327.658376][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1327.658874][ T32] r7:dddced40 r6:83018000 r5:84b79b8c r4:84ba7c80 ** 2 printk messages dropped ** [ 1327.659010][ T32] r4:84ba7c80 ** 3 printk messages dropped ** [ 1327.659198][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.659236][ T32] Exception stack(0xe07c5fb0 to 0xe07c5ff8) [ 1327.659264][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.659298][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.659341][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.659378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.659405][ T32] r4:84b837c0 [ 1327.659807][ T32] INFO: task kworker/0:224:3904 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1327.659846][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.659938][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.660084][ T32] Call trace: [ 1327.660121][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1327.660174][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1327.660201][ T32] r4:00000000 [ 1327.660222][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.660281][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1327.660351][ T32] 1d20: a3228000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1327.660389][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1327.660484][ T32] 1d60: 80000013 ffffffff [ 1327.660514][ T32] r5:80000013 r4:80239bd0 [ 1327.660536][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.660610][ T32] r4:82ac11e4 [ 1327.660635][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.660708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1327.660773][ T32] r4:e0421dc0 [ 1327.660807][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.660862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1327.660890][ T32] r4:00000000 [ 1327.660959][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.661014][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.661040][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.661083][ T32] r5:00001000 r4:eda69000 [ 1327.661110][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.661179][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.661259][ T32] r5:85d4778c r4:85d47400 [ 1327.661315][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.661565][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1327.661621][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.661681][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1327.661981][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1327.662273][ T32] r4:84ae0100 [ 1327.662312][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.662343][ T32] INFO: task kworker/0:225:3906 blocked for more than 454 seconds. [ 1327.662376][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.662567][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.662593][ T32] task:kworker/0:225 state:D stack:0 pid:3906 tgid:3906 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.662676][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.662725][ T32] Call trace: [ 1327.662884][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1327.662940][ T32] r10:829187f4 r9:e07d5d84 r8:00000002 r7:60000113 r6:e07d5d8c r5:85000000 ** 2 printk messages dropped ** [ 1327.663151][ T32] r5:85000000 r4:829187f0 ** 1 printk messages dropped ** [ 1327.663220][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1327.684956][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.685268][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1327.685721][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1327.686841][ T32] Call trace: ** 5 printk messages dropped ** [ 1327.687223][ T32] 1d20: a35a8000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 ** 8 printk messages dropped ** [ 1327.688209][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1327.688532][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.688756][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.688784][ T32] r4:84ae2180 [ 1327.689079][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.689165][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1327.689198][ T32] r4:00000001 [ 1327.689219][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.689256][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1327.689285][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.689318][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.689349][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.689439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.689470][ T32] r4:84ae0100 [ 1327.689495][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.689526][ T32] INFO: task kworker/0:226:3908 blocked for more than 454 seconds. [ 1327.689561][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.689591][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.689614][ T32] task:kworker/0:226 state:D stack:0 pid:3908 tgid:3908 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.689690][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.689781][ T32] Call trace: [ 1327.689844][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1327.689902][ T32] r10:829187f4 r9:e07e5d84 r8:00000002 r7:60000013 r6:e07e5d8c r5:85001800 [ 1327.689929][ T32] r4:85001800 [ 1327.689951][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.690027][ T32] r5:85001800 r4:829187f0 [ 1327.690056][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.690164][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.690276][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07e5e08 [ 1327.690307][ T32] r4:00000000 [ 1327.690330][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1327.690371][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1327.690409][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.690454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9efc0 [ 1327.690481][ T32] r4:00000000 [ 1327.690514][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.690581][ T32] r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1327.690610][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.690660][ T32] r5:00001000 r4:df9a2000 [ 1327.690709][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.690790][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.690841][ T32] r5:84b7a78c r4:84b7a400 [ 1327.690865][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.690912][ T32] r7:dddced40 r6:83018000 r5:84b7a78c r4:84ba7d80 ** 5 printk messages dropped ** [ 1327.691367][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.691792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1327.692740][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 1 printk messages dropped ** [ 1327.692797][ T32] r5:80000013 r4:80239bd0 [ 1327.692820][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.692897][ T32] r4:82ac11e4 [ 1327.692950][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.693029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1327.693085][ T32] r4:e0421dc0 [ 1327.693116][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.693183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1327.693243][ T32] r4:00000000 [ 1327.693267][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.717495][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.717613][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.717782][ T32] r5:00001000 r4:eda69000 [ 1327.717815][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.717862][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.717965][ T32] r5:85d4778c r4:85d47400 [ 1327.717994][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.718136][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1327.718217][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.718273][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.718348][ T32] r4:84ae2180 [ 1327.718467][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1327.718550][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1327.718862][ T32] r4:84ae0100 ** 4 printk messages dropped ** [ 1327.719122][ T32] task:kworker/0:227 state:D stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.719452][ T32] r5:85003000 r4:829187f0 ** 3 printk messages dropped ** [ 1327.719592][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.719895][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.720113][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1327.720511][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1327.721484][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1327.722101][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1327.722438][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.722652][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1327.723161][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1327.741659][ T32] r5:85003c00 r4:829187f0 ** 1 printk messages dropped ** [ 1327.741783][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1327.742350][ T32] r5:00001000 r4:e0801000 ** 1 printk messages dropped ** [ 1327.742444][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.742500][ T32] r5:84b7a38c r4:84b7a000 [ 1327.742596][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.742687][ T32] r7:dddced40 r6:83018000 r5:84b7a38c r4:84ba7e80 [ 1327.742749][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.742804][ T32] r10:61c88647 r9:85003c00 r8:84ba7eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.742832][ T32] r4:84ba7e80 [ 1327.742854][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.742940][ T32] r10:00000000 r9:84ba7e80 r8:8027ed34 r7:e07e5e60 r6:84bacf00 r5:85003c00 [ 1327.742970][ T32] r4:00000001 [ 1327.742992][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.743031][ T32] Exception stack(0xe081dfb0 to 0xe081dff8) [ 1327.743061][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.743099][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.743133][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.743169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.743196][ T32] r4:84b83f00 [ 1327.750446][ T32] INFO: task kworker/0:228:3912 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1327.750573][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.750653][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.750764][ T32] Call trace: [ 1327.750801][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1327.750902][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1327.750961][ T32] r4:00000000 [ 1327.751024][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.751081][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1327.751151][ T32] 1d20: a3c00000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1327.751222][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1327.751255][ T32] 1d60: 80000013 ffffffff [ 1327.751312][ T32] r5:80000013 r4:80239bd0 [ 1327.751366][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.751421][ T32] r4:82ac11e4 [ 1327.751444][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.751490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1327.751517][ T32] r4:e0421dc0 [ 1327.751539][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.751639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1327.751719][ T32] r4:00000000 [ 1327.751745][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.751798][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.751824][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.751871][ T32] r5:00001000 r4:eda69000 [ 1327.751893][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.751940][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.751989][ T32] r5:85d4778c r4:85d47400 [ 1327.752040][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.752153][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1327.752183][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1327.752472][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 9 printk messages dropped ** [ 1327.752881][ T32] INFO: task kworker/0:229:3916 blocked for more than 454 seconds. ** 9 printk messages dropped ** [ 1327.766997][ T32] r5:85002400 r4:829187f0 [ 1327.767148][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1327.767450][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1327.767902][ T32] r5:84b7bf8c r4:84b7bc00 ** 1 printk messages dropped ** [ 1327.768024][ T32] r7:dddced40 r6:83018000 r5:84b7bf8c r4:84ba7f00 [ 1327.768061][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.768124][ T32] r10:61c88647 r9:85002400 r8:84ba7f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.768152][ T32] r4:84ba7f00 [ 1327.768175][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.768233][ T32] r10:00000000 r9:84ba7f00 r8:8027ed34 r7:e07e5e60 r6:84bacf80 r5:85002400 [ 1327.768260][ T32] r4:00000001 [ 1327.768281][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.768319][ T32] Exception stack(0xe0739fb0 to 0xe0739ff8) [ 1327.768353][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.768389][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.768421][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.768489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.768521][ T32] r4:84b83ec0 [ 1327.768927][ T32] INFO: task kworker/0:229:3916 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1327.768968][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.769150][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.769212][ T32] Call trace: [ 1327.769258][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1327.769321][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1327.769352][ T32] r4:00000000 [ 1327.769379][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.769423][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1327.769517][ T32] 1d20: a3feb000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1327.769555][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1327.769583][ T32] 1d60: 80000013 ffffffff [ 1327.769609][ T32] r5:80000013 r4:80239bd0 [ 1327.769631][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.769676][ T32] r4:82ac11e4 [ 1327.769697][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.769881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1327.769919][ T32] r4:e0421dc0 [ 1327.769941][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.769988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1327.770045][ T32] r4:00000000 [ 1327.770069][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.770125][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.770151][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.770195][ T32] r5:00001000 r4:eda69000 [ 1327.770217][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.770257][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.770301][ T32] r5:85d4778c r4:85d47400 [ 1327.770322][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.770387][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1327.770422][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.770471][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.770497][ T32] r4:84ae2180 ** 2 printk messages dropped ** [ 1327.770593][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1327.771038][ T32] r4:84ae0100 ** 5 printk messages dropped ** [ 1327.771419][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.771773][ T32] r5:85004800 r4:829187f0 ** 1 printk messages dropped ** [ 1327.771836][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1327.772357][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1327.772805][ T32] r10:00000000 r9:84ba7f80 r8:8027ed34 r7:e0739e60 r6:84b0a000 r5:85004800 ** 10 printk messages dropped ** [ 1327.796871][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1327.797335][ T32] r5:80000013 r4:80239bd0 ** 5 printk messages dropped ** [ 1327.797675][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.797722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1327.797779][ T32] r4:00000000 [ 1327.797806][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.797857][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.797895][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.797975][ T32] r5:00001000 r4:eda69000 [ 1327.798018][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.798100][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.798153][ T32] r5:85d4778c r4:85d47400 [ 1327.798177][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.798238][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1327.798266][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.798371][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.798402][ T32] r4:84ae2180 [ 1327.798424][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.798486][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1327.798516][ T32] r4:00000001 [ 1327.798560][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.798602][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1327.798661][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.798712][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.798786][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.798823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.798850][ T32] r4:84ae0100 [ 1327.798874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.798932][ T32] INFO: task kworker/0:231:3920 blocked for more than 454 seconds. [ 1327.798972][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.799015][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.799040][ T32] task:kworker/0:231 state:D stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.799118][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.799205][ T32] Call trace: [ 1327.799239][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1327.799288][ T32] r10:829187f4 r9:e0829d84 r8:00000002 r7:60000013 r6:e0829d8c r5:85005400 [ 1327.799617][ T32] r4:85005400 [ 1327.799694][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.799764][ T32] r5:85005400 r4:829187f0 [ 1327.799820][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.799867][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.799916][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0829e08 [ 1327.799942][ T32] r4:00000000 [ 1327.799968][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1327.800121][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1327.800169][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1327.800242][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.800576][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1327.801499][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.802380][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 11 printk messages dropped ** [ 1327.802942][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1327.803354][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 9 printk messages dropped ** [ 1327.812807][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1327.813162][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1327.827256][ T32] r4:85006000 ** 1 printk messages dropped ** [ 1327.827320][ T32] r5:85006000 r4:829187f0 [ 1327.827346][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.827389][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.827440][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e082de08 [ 1327.827484][ T32] r4:00000000 [ 1327.827510][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1327.827581][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1327.827628][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.827819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b033c0 [ 1327.827890][ T32] r4:00000000 [ 1327.827918][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.827971][ T32] r9:83018005 r8:85006000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1327.827999][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.828044][ T32] r5:00001000 r4:dfc45000 [ 1327.828087][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.828141][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.828187][ T32] r5:84b7b38c r4:84b7b000 [ 1327.828350][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.828637][ T32] r7:dddced40 r6:83018000 r5:84b7b38c r4:84b04080 [ 1327.828666][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.828793][ T32] r10:61c88647 r9:85006000 r8:84b040ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.828919][ T32] r4:84b04080 [ 1327.829052][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.829111][ T32] r10:00000000 r9:84b04080 r8:8027ed34 r7:e0739e60 r6:84b0a100 r5:85006000 [ 1327.829170][ T32] r4:00000001 [ 1327.829207][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.829250][ T32] Exception stack(0xe082dfb0 to 0xe082dff8) [ 1327.829280][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.829360][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.829395][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.829429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.829461][ T32] r4:84b030c0 [ 1327.829868][ T32] INFO: task kworker/0:232:3921 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1327.829907][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.830191][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.830481][ T32] Call trace: [ 1327.830519][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1327.830684][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1327.830772][ T32] r4:00000000 [ 1327.830815][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.830881][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1327.830925][ T32] 1d20: a46a3000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1327.830988][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1327.831020][ T32] 1d60: 80000013 ffffffff [ 1327.831100][ T32] r5:80000013 r4:80239bd0 [ 1327.831178][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.831229][ T32] r4:82ac11e4 [ 1327.831252][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.831298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1327.831525][ T32] r4:e0421dc0 [ 1327.831553][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.831599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1327.831627][ T32] r4:00000000 [ 1327.831648][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.831728][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.831758][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.831913][ T32] r5:00001000 r4:eda69000 [ 1327.831949][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.832019][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.832099][ T32] r5:85d4778c r4:85d47400 [ 1327.832160][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.832215][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1327.832240][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.832290][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.832317][ T32] r4:84ae2180 [ 1327.832338][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.832385][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1327.832412][ T32] r4:00000001 [ 1327.832433][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.832513][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1327.832547][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.832582][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.832789][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.832859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.832919][ T32] r4:84ae0100 [ 1327.832960][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.832991][ T32] INFO: task kworker/0:233:3924 blocked for more than 454 seconds. [ 1327.833025][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.833054][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.833122][ T32] task:kworker/0:233 state:D stack:0 pid:3924 tgid:3924 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.833178][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.833315][ T32] Call trace: [ 1327.845233][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1327.845323][ T32] r10:829187f4 r9:e0841d84 r8:00000002 r7:60000013 r6:e0841d8c r5:84bfbc00 [ 1327.845354][ T32] r4:84bfbc00 [ 1327.845376][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.845421][ T32] r5:84bfbc00 r4:829187f0 [ 1327.845459][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.845574][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.845631][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0841e08 [ 1327.845658][ T32] r4:00000000 [ 1327.845680][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1327.845720][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1327.845819][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.845879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b03500 [ 1327.845907][ T32] r4:00000000 [ 1327.845928][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.845980][ T32] r9:83018005 r8:84bfbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1327.846047][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.846118][ T32] r5:00001000 r4:dfc9f000 [ 1327.846142][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.846185][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.846231][ T32] r5:84b7b78c r4:84b7b400 [ 1327.846432][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.846489][ T32] r7:dddced40 r6:83018000 r5:84b7b78c r4:84b04100 [ 1327.846520][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.846570][ T32] r10:61c88647 r9:84bfbc00 r8:84b0412c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.846598][ T32] r4:84b04100 [ 1327.846647][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.846701][ T32] r10:00000000 r9:84b04100 r8:8027ed34 r7:e0739e60 r6:84b0a180 r5:84bfbc00 [ 1327.846729][ T32] r4:00000001 [ 1327.846751][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.846807][ T32] Exception stack(0xe0841fb0 to 0xe0841ff8) [ 1327.846843][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.846927][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.846963][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.847075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.847173][ T32] r4:84b03580 [ 1327.847590][ T32] INFO: task kworker/0:233:3924 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1327.847653][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1327.848316][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.848526][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1327.848902][ T32] r4:e0421dc0 [ 1327.848936][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.849048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1327.849079][ T32] r4:00000000 [ 1327.849106][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.849159][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.849186][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.849230][ T32] r5:00001000 r4:eda69000 [ 1327.849335][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.849380][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.849426][ T32] r5:85d4778c r4:85d47400 [ 1327.849448][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.849543][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1327.849648][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.849700][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.849727][ T32] r4:84ae2180 [ 1327.849748][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.849798][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1327.849935][ T32] r4:00000001 [ 1327.850036][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.850106][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1327.850141][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.850174][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.850205][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.850238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.850267][ T32] r4:84ae0100 [ 1327.850291][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.850321][ T32] INFO: task kworker/0:234:3925 blocked for more than 454 seconds. [ 1327.850383][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.850522][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.850556][ T32] task:kworker/0:234 state:D stack:0 pid:3925 tgid:3925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.850606][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.850650][ T32] Call trace: [ 1327.850726][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1327.850782][ T32] r10:829187f4 r9:e0819d84 r8:00000002 r7:60000113 r6:e0819d8c r5:84a3b000 [ 1327.850810][ T32] r4:84a3b000 [ 1327.850831][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.850873][ T32] r5:84a3b000 r4:829187f0 [ 1327.850895][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.850935][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.850984][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0819e08 [ 1327.851012][ T32] r4:00000000 [ 1327.851033][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1327.851093][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1327.851171][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.851218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b035c0 [ 1327.851245][ T32] r4:00000000 [ 1327.851280][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.851332][ T32] r9:83018005 r8:84a3b000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.851386][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.851446][ T32] r5:00001000 r4:dfdaf000 [ 1327.851473][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.851529][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.851621][ T32] r5:84b7bb8c r4:84b7b800 [ 1327.851649][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.851698][ T32] r7:dddced40 r6:83018000 r5:84b7bb8c r4:84b04180 [ 1327.851722][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.851769][ T32] r10:61c88647 r9:84a3b000 r8:84b041ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.851796][ T32] r4:84b04180 [ 1327.851848][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.851927][ T32] r10:00000000 r9:84b04180 r8:8027ed34 r7:e0739e60 r6:84b04200 r5:84a3b000 [ 1327.851959][ T32] r4:00000001 [ 1327.851981][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.852019][ T32] Exception stack(0xe0819fb0 to 0xe0819ff8) [ 1327.852049][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.852099][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.852135][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.852196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.852226][ T32] r4:84b03380 [ 1327.852474][ T32] INFO: task kworker/0:234:3925 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1327.852512][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.852585][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.852633][ T32] Call trace: [ 1327.852664][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1327.852776][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1327.852809][ T32] r4:00000000 [ 1327.852832][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.852872][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1327.852962][ T32] 1d20: a46a3000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1327.853030][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1327.853062][ T32] 1d60: 80000013 ffffffff [ 1327.853109][ T32] r5:80000013 r4:80239bd0 [ 1327.853147][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.853223][ T32] r4:82ac11e4 [ 1327.853249][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.853365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1327.876087][ T32] r4:e0421dc0 [ 1327.876205][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.876410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1327.876451][ T32] r4:00000000 [ 1327.876474][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.876532][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.876561][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.876610][ T32] r5:00001000 r4:eda69000 [ 1327.876633][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.876676][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.876723][ T32] r5:85d4778c r4:85d47400 [ 1327.876791][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.876904][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1327.877029][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.877106][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.877141][ T32] r4:84ae2180 [ 1327.877211][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.877266][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1327.877294][ T32] r4:00000001 [ 1327.877458][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.877502][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1327.877545][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.877768][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.877805][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.877840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.877887][ T32] r4:84ae0100 [ 1327.877916][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.878077][ T32] INFO: task kworker/0:235:3929 blocked for more than 454 seconds. [ 1327.878134][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.878165][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.878189][ T32] task:kworker/0:235 state:D stack:0 pid:3929 tgid:3929 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.878249][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.878487][ T32] Call trace: [ 1327.878606][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1327.878710][ T32] r10:829187f4 r9:e083dd84 r8:00000002 r7:60000113 r6:e083dd8c r5:84a3bc00 [ 1327.878818][ T32] r4:84a3bc00 [ 1327.878911][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.878960][ T32] r5:84a3bc00 r4:829187f0 [ 1327.879030][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.879075][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.879130][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e083de08 [ 1327.879389][ T32] r4:00000000 [ 1327.879472][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1327.879517][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1327.879587][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.879639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b03840 [ 1327.879667][ T32] r4:00000000 [ 1327.879689][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.879768][ T32] r9:83018005 r8:84a3bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1327.879799][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.879845][ T32] r5:00001000 r4:e0027000 [ 1327.879867][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.879907][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.879952][ T32] r5:84b7c38c r4:84b7c000 [ 1327.880081][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.880138][ T32] r7:dddced40 r6:83018000 r5:84b7c38c r4:84b04280 [ 1327.880179][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.880231][ T32] r10:61c88647 r9:84a3bc00 r8:84b042ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.880278][ T32] r4:84b04280 [ 1327.880305][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.880374][ T32] r10:00000000 r9:84b04280 r8:8027ed34 r7:e0739e60 r6:84b04300 r5:84a3bc00 [ 1327.880405][ T32] r4:00000001 [ 1327.880474][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.880667][ T32] Exception stack(0xe083dfb0 to 0xe083dff8) [ 1327.880765][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.880826][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.880864][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.880900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.880927][ T32] r4:84b03680 [ 1327.881375][ T32] INFO: task kworker/0:235:3929 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1327.881452][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.882091][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.882317][ T32] Call trace: [ 1327.882357][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1327.882413][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1327.882441][ T32] r4:00000000 [ 1327.882493][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.882539][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1327.882581][ T32] 1d20: a4aa4000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1327.882677][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1327.882777][ T32] 1d60: 80000013 ffffffff [ 1327.882870][ T32] r5:80000013 r4:80239bd0 ** 1 printk messages dropped ** [ 1327.882966][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1327.883167][ T32] r4:e0421dc0 ** 2 printk messages dropped ** [ 1327.901080][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.901359][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.901424][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.901510][ T32] r5:85d4778c r4:85d47400 [ 1327.901537][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.901594][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1327.901619][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.901720][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.901751][ T32] r4:84ae2180 [ 1327.901788][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.901874][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1327.901904][ T32] r4:00000001 [ 1327.901927][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.901966][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1327.902000][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.902101][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.902138][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.902173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.902200][ T32] r4:84ae0100 [ 1327.902227][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.902259][ T32] INFO: task kworker/0:236:3930 blocked for more than 454 seconds. [ 1327.902295][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.902325][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.902378][ T32] task:kworker/0:236 state:D stack:0 pid:3930 tgid:3930 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.902459][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.902508][ T32] Call trace: [ 1327.902604][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1327.902662][ T32] r10:829187f4 r9:e0849d84 r8:00000002 r7:60000013 r6:e0849d8c r5:84a3c800 [ 1327.902691][ T32] r4:84a3c800 [ 1327.902713][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.902767][ T32] r5:84a3c800 r4:829187f0 [ 1327.902795][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.902854][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.902909][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0849e08 [ 1327.902951][ T32] r4:00000000 [ 1327.903005][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1327.903052][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1327.903092][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.903145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b03a00 [ 1327.903172][ T32] r4:00000000 [ 1327.903250][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.903311][ T32] r9:83018005 r8:84a3c800 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1327.915769][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.915937][ T32] r5:00001000 r4:e0047000 [ 1327.915966][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.916011][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.916074][ T32] r5:84b7c78c r4:84b7c400 [ 1327.916140][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.916201][ T32] r7:dddced40 r6:83018000 r5:84b7c78c r4:84b04380 [ 1327.916227][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.916277][ T32] r10:61c88647 r9:84a3c800 r8:84b043ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.916304][ T32] r4:84b04380 [ 1327.916325][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.916374][ T32] r10:00000000 r9:84b04380 r8:8027ed34 r7:e083de60 r6:84b04400 r5:84a3c800 [ 1327.916402][ T32] r4:00000001 [ 1327.916452][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.916526][ T32] Exception stack(0xe0849fb0 to 0xe0849ff8) [ 1327.916585][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.916651][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.916695][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.916730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.916757][ T32] r4:84b03680 [ 1327.917169][ T32] INFO: task kworker/0:236:3930 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1327.917211][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.917317][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.917374][ T32] Call trace: [ 1327.917407][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1327.917461][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1327.917489][ T32] r4:00000000 [ 1327.917510][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.917552][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1327.917586][ T32] 1d20: a4f47000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1327.917620][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1327.917649][ T32] 1d60: 80000013 ffffffff [ 1327.917675][ T32] r5:80000013 r4:80239bd0 [ 1327.917755][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.917849][ T32] r4:82ac11e4 [ 1327.917896][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.917971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1327.918033][ T32] r4:e0421dc0 [ 1327.918075][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.918132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1327.918160][ T32] r4:00000000 [ 1327.918195][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.918249][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.918275][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.918319][ T32] r5:00001000 r4:eda69000 [ 1327.918341][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.918383][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.918428][ T32] r5:85d4778c r4:85d47400 [ 1327.918468][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.918520][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1327.918544][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.918592][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.918620][ T32] r4:84ae2180 [ 1327.918642][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.918689][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1327.918747][ T32] r4:00000001 [ 1327.918772][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.918809][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1327.918854][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.918892][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.918923][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.918956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.918985][ T32] r4:84ae0100 [ 1327.919009][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.919038][ T32] INFO: task kworker/0:237:3932 blocked for more than 454 seconds. [ 1327.919102][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.919138][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.919220][ T32] task:kworker/0:237 state:D stack:0 pid:3932 tgid:3932 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.919304][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.919350][ T32] Call trace: [ 1327.919446][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1327.919686][ T32] r5:84a3d400 r4:829187f0 [ 1327.919710][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.919751][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.919828][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e084de08 ** 2 printk messages dropped ** [ 1327.919987][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1327.920137][ T32] r4:00000000 [ 1327.920160][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.920208][ T32] r9:83018005 r8:84a3d400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1327.920235][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.920318][ T32] r5:00001000 r4:e0099000 [ 1327.920374][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.920438][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.920610][ T32] r5:84b7cb8c r4:84b7c800 [ 1327.920637][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.920717][ T32] r7:dddced40 r6:83018000 r5:84b7cb8c r4:84b04480 [ 1327.920760][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.920870][ T32] r10:61c88647 r9:84a3d400 r8:84b044ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.920913][ T32] r4:84b04480 [ 1327.920966][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.921018][ T32] r10:00000000 r9:84b04480 r8:8027ed34 r7:e0849e60 r6:84b04500 r5:84a3d400 [ 1327.921046][ T32] r4:00000001 [ 1327.921069][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.921139][ T32] Exception stack(0xe084dfb0 to 0xe084dff8) [ 1327.921245][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.921285][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.921354][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.921419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.921449][ T32] r4:84b039c0 [ 1327.921723][ T32] INFO: task kworker/0:237:3932 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1327.921765][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.921853][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.921921][ T32] Call trace: [ 1327.921953][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1327.922032][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1327.922092][ T32] r4:00000000 [ 1327.922123][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.922166][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1327.922198][ T32] 1d20: a4f47000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1327.922232][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1327.922275][ T32] 1d60: 80000013 ffffffff [ 1327.922305][ T32] r5:80000013 r4:80239bd0 [ 1327.922328][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.922434][ T32] r4:82ac11e4 [ 1327.922466][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.922513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1327.922541][ T32] r4:e0421dc0 [ 1327.922562][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.922607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1327.922633][ T32] r4:00000000 [ 1327.922654][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.922702][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.922727][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.922771][ T32] r5:00001000 r4:eda69000 [ 1327.922792][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.922853][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.922909][ T32] r5:85d4778c r4:85d47400 [ 1327.922931][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.922981][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1327.923005][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.923085][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.923123][ T32] r4:84ae2180 [ 1327.923146][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.923194][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1327.923221][ T32] r4:00000001 [ 1327.923242][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.923278][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1327.923307][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.939904][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.940019][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.940061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.940099][ T32] r4:84ae0100 [ 1327.940130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.940201][ T32] INFO: task kworker/0:238:3934 blocked for more than 454 seconds. [ 1327.940246][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.940277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.940301][ T32] task:kworker/0:238 state:D stack:0 pid:3934 tgid:3934 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.940360][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.940425][ T32] Call trace: ** 2 printk messages dropped ** [ 1327.940612][ T32] r4:84a3e000 [ 1327.940675][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.940774][ T32] r5:84a3e000 r4:829187f0 [ 1327.940934][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.941038][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.941121][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0745e08 [ 1327.941165][ T32] r4:00000000 [ 1327.941249][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1327.941299][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1327.941341][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.941388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b03cc0 [ 1327.941416][ T32] r4:00000000 [ 1327.941439][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.941491][ T32] r9:83018005 r8:84a3e000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1327.941517][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.941562][ T32] r5:00001000 r4:e00b7000 [ 1327.941584][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.941654][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.941760][ T32] r5:84b7cf8c r4:84b7cc00 [ 1327.941787][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.941867][ T32] r7:dddced40 r6:83018000 r5:84b7cf8c r4:84b04580 [ 1327.941896][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.941947][ T32] r10:61c88647 r9:84a3e000 r8:84b045ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.941974][ T32] r4:84b04580 [ 1327.941997][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.942198][ T32] r10:00000000 r9:84b04580 r8:8027ed34 r7:e084de60 r6:84b04600 r5:84a3e000 [ 1327.942234][ T32] r4:00000001 [ 1327.942272][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.942316][ T32] Exception stack(0xe0745fb0 to 0xe0745ff8) [ 1327.942392][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.942431][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.942463][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.942497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.942523][ T32] r4:84b03b00 [ 1327.942926][ T32] INFO: task kworker/0:238:3934 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1327.942966][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.943030][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.943100][ T32] Call trace: [ 1327.943173][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1327.943227][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1327.943340][ T32] r4:00000000 [ 1327.943407][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.955507][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1327.955622][ T32] 1d20: a530f000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1327.955705][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1327.955776][ T32] 1d60: 80000013 ffffffff [ 1327.955813][ T32] r5:80000013 r4:80239bd0 [ 1327.955838][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.955905][ T32] r4:82ac11e4 [ 1327.955928][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.955975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1327.956002][ T32] r4:e0421dc0 [ 1327.956024][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.956069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1327.956154][ T32] r4:00000000 [ 1327.956182][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.956233][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.956261][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.956309][ T32] r5:00001000 r4:eda69000 [ 1327.956332][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.956374][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.956419][ T32] r5:85d4778c r4:85d47400 [ 1327.956442][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.956491][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1327.956520][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.956570][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.956598][ T32] r4:84ae2180 [ 1327.956620][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.956668][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1327.956695][ T32] r4:00000001 [ 1327.956717][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.956755][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1327.956784][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.956847][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.956885][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.956945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.956977][ T32] r4:84ae0100 [ 1327.957002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.957062][ T32] INFO: task kworker/0:239:3937 blocked for more than 454 seconds. [ 1327.957127][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.957163][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.957187][ T32] task:kworker/0:239 state:D stack:0 pid:3937 tgid:3937 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.957331][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.957442][ T32] Call trace: [ 1327.957498][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1327.957557][ T32] r10:829187f4 r9:e0871d84 r8:00000002 r7:60000113 r6:e0871d8c r5:84a3ec00 [ 1327.957596][ T32] r4:84a3ec00 [ 1327.957651][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.957700][ T32] r5:84a3ec00 r4:829187f0 [ 1327.957723][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.957766][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.957844][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0871e08 [ 1327.957899][ T32] r4:00000000 [ 1327.957954][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1327.957999][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1327.958063][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.958117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b03e40 [ 1327.958147][ T32] r4:00000000 [ 1327.958197][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.958251][ T32] r9:83018005 r8:84a3ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1327.958278][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.958323][ T32] r5:00001000 r4:e0443000 [ 1327.958345][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.958415][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.958477][ T32] r5:84b7d38c r4:84b7d000 [ 1327.958532][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.958583][ T32] r7:dddced40 r6:83018000 r5:84b7d38c r4:84b04680 [ 1327.958607][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.958654][ T32] r10:61c88647 r9:84a3ec00 r8:84b046ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.958758][ T32] r4:84b04680 [ 1327.958784][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.958832][ T32] r10:00000000 r9:84b04680 r8:8027ed34 r7:e0745e60 r6:84b04700 r5:84a3ec00 [ 1327.958873][ T32] r4:00000001 [ 1327.958897][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.958934][ T32] Exception stack(0xe0871fb0 to 0xe0871ff8) [ 1327.958965][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.958999][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.959031][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.959065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.959091][ T32] r4:84b03c00 [ 1327.959504][ T32] INFO: task kworker/0:239:3937 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1327.959544][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.959665][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.959758][ T32] Call trace: [ 1327.959793][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1327.959858][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1327.959890][ T32] r4:00000000 [ 1327.959911][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.959997][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1327.960061][ T32] 1d20: a530f000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1327.960105][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1327.960135][ T32] 1d60: 80000013 ffffffff [ 1327.960161][ T32] r5:80000013 r4:80239bd0 [ 1327.960213][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.960261][ T32] r4:82ac11e4 [ 1327.960283][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.960356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1327.960388][ T32] r4:e0421dc0 [ 1327.960412][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.960487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1327.960546][ T32] r4:00000000 [ 1327.960570][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.960621][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.960648][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.960736][ T32] r5:00001000 r4:eda69000 [ 1327.960803][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.960859][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.960905][ T32] r5:85d4778c r4:85d47400 [ 1327.961024][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.961086][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1327.961117][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.961185][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.961249][ T32] r4:84ae2180 [ 1327.961273][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.961381][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1327.961413][ T32] r4:00000001 [ 1327.961485][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.961527][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1327.961570][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.961665][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.961730][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.961767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1327.961898][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1327.962101][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.962417][ T32] r5:84a39800 r4:829187f0 [ 1327.962439][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.962480][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.962530][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0879e08 ** 2 printk messages dropped ** [ 1327.962617][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1327.962826][ T32] r9:83018005 r8:84a39800 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 ** 2 printk messages dropped ** [ 1327.962931][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.962983][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.963032][ T32] r5:84b7d78c r4:84b7d400 [ 1327.963136][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.963216][ T32] r7:dddced40 r6:83018000 r5:84b7d78c r4:84b04780 [ 1327.963244][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.963294][ T32] r10:61c88647 r9:84a39800 r8:84b047ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.963377][ T32] r4:84b04780 [ 1327.982057][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.982175][ T32] r10:00000000 r9:84b04780 r8:8027ed34 r7:e0871e60 r6:84b04800 r5:84a39800 [ 1327.982207][ T32] r4:00000001 [ 1327.982230][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.982270][ T32] Exception stack(0xe0879fb0 to 0xe0879ff8) [ 1327.982302][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.982336][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.982367][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.982400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.982464][ T32] r4:84b03d80 [ 1327.982878][ T32] INFO: task kworker/0:240:3938 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1327.982921][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.982996][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.983102][ T32] Call trace: [ 1327.983174][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1327.983234][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1327.983263][ T32] r4:00000000 [ 1327.983284][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.994151][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1327.994214][ T32] 1d20: a57c2000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1327.994253][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1327.994283][ T32] 1d60: 80000013 ffffffff [ 1327.994313][ T32] r5:80000013 r4:80239bd0 [ 1327.994339][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.994434][ T32] r4:82ac11e4 [ 1327.994462][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.994542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1327.994586][ T32] r4:e0421dc0 [ 1327.994639][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.994746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1327.994777][ T32] r4:00000000 [ 1327.994799][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.994850][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.994877][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.994924][ T32] r5:00001000 r4:eda69000 [ 1327.994947][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.994989][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.995035][ T32] r5:85d4778c r4:85d47400 [ 1327.995057][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.995112][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1327.995136][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.995185][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.995211][ T32] r4:84ae2180 [ 1327.995261][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.995315][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1327.995342][ T32] r4:00000001 [ 1327.995364][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.995404][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1327.995433][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.995496][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.995533][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.995568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.995621][ T32] r4:84ae0100 [ 1327.995651][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.995683][ T32] INFO: task kworker/0:241:3941 blocked for more than 454 seconds. [ 1327.995719][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.995750][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.995775][ T32] task:kworker/0:241 state:D stack:0 pid:3941 tgid:3941 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.995835][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.995931][ T32] Call trace: [ 1327.996048][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1327.996114][ T32] r10:829187f4 r9:e087dd84 r8:00000002 r7:60000013 r6:e087dd8c r5:84a3a400 [ 1327.996171][ T32] r4:84a3a400 [ 1327.996198][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.996251][ T32] r5:84a3a400 r4:829187f0 [ 1327.996274][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.996326][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.996380][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e087de08 [ 1327.996407][ T32] r4:00000000 [ 1327.996428][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1327.996469][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1327.996525][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.996599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba5740 [ 1327.996630][ T32] r4:00000000 [ 1327.996680][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.996733][ T32] r9:83018005 r8:84a3a400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1327.996761][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.996805][ T32] r5:00001000 r4:e0469000 [ 1327.996827][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.996925][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.997002][ T32] r5:84b7db8c r4:84b7d800 [ 1327.997057][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.997144][ T32] r7:dddced40 r6:83018000 r5:84b7db8c r4:84b04880 [ 1327.997239][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.997322][ T32] r10:61c88647 r9:84a3a400 r8:84b048ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.997352][ T32] r4:84b04880 [ 1327.997401][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.997452][ T32] r10:00000000 r9:84b04880 r8:8027ed34 r7:e0879e60 r6:84b04900 r5:84a3a400 [ 1327.997507][ T32] r4:00000001 [ 1327.997532][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.997574][ T32] Exception stack(0xe087dfb0 to 0xe087dff8) [ 1327.997603][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.997637][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.997668][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.997702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.997728][ T32] r4:84ade3c0 [ 1327.998161][ T32] INFO: task kworker/0:241:3941 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1327.998203][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.998310][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.998392][ T32] Call trace: [ 1327.998457][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1327.998523][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1327.998555][ T32] r4:00000000 [ 1327.998605][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.998680][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1327.998718][ T32] 1d20: a57c2000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1327.998752][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1327.998791][ T32] 1d60: 80000013 ffffffff [ 1327.998838][ T32] r5:80000013 r4:80239bd0 [ 1327.998875][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.998933][ T32] r4:82ac11e4 [ 1327.998958][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.999005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1327.999043][ T32] r4:e0421dc0 [ 1327.999068][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1327.999164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1327.999223][ T32] r4:00000000 [ 1327.999322][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1327.999376][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1327.999401][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.999463][ T32] r5:00001000 r4:eda69000 [ 1327.999489][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1327.999531][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.999605][ T32] r5:85d4778c r4:85d47400 [ 1327.999631][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.999681][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1327.999704][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.999806][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.999844][ T32] r4:84ae2180 [ 1327.999875][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.999925][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1327.999952][ T32] r4:00000001 [ 1327.999973][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.000070][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1328.000111][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.000145][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.000233][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.000271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.000297][ T32] r4:84ae0100 [ 1328.000319][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.000345][ T32] INFO: task kworker/0:242:3942 blocked for more than 454 seconds. [ 1328.000376][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.000403][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.000424][ T32] task:kworker/0:242 state:D stack:0 pid:3942 tgid:3942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.000471][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.000515][ T32] Call trace: [ 1328.000547][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1328.000595][ T32] r10:829187f4 r9:e4885d84 r8:00000002 r7:60000013 r6:e4885d8c r5:85070000 [ 1328.000622][ T32] r4:85070000 [ 1328.000671][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.000781][ T32] r5:85070000 r4:829187f0 [ 1328.000815][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.000864][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.000927][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4885e08 [ 1328.000964][ T32] r4:00000000 [ 1328.000985][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1328.001025][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1328.001066][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.001116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781000 [ 1328.001143][ T32] r4:00000000 [ 1328.001164][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.001211][ T32] r9:83018005 r8:85070000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1328.001237][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.001309][ T32] r5:00001000 r4:e0485000 [ 1328.001378][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.001426][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.001474][ T32] r5:84b7df8c r4:84b7dc00 [ 1328.001524][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.001604][ T32] r7:dddced40 r6:83018000 r5:84b7df8c r4:84b04980 [ 1328.001637][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.001717][ T32] r10:61c88647 r9:85070000 r8:84b049ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.001754][ T32] r4:84b04980 [ 1328.001777][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.001854][ T32] r10:00000000 r9:84b04980 r8:8027ed34 r7:e087de60 r6:84b04a00 r5:85070000 [ 1328.001890][ T32] r4:00000001 [ 1328.001913][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.001952][ T32] Exception stack(0xe4885fb0 to 0xe4885ff8) [ 1328.001981][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.002040][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.002103][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.002155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.002204][ T32] r4:84b03040 [ 1328.002449][ T32] INFO: task kworker/0:242:3942 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1328.002487][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.002546][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.002656][ T32] Call trace: [ 1328.002691][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1328.002744][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1328.002772][ T32] r4:00000000 [ 1328.002793][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.002833][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1328.002901][ T32] 1d20: a57c2000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1328.002941][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1328.002969][ T32] 1d60: 80000013 ffffffff [ 1328.002995][ T32] r5:80000013 r4:80239bd0 [ 1328.003073][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.003137][ T32] r4:82ac11e4 [ 1328.003159][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.003207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1328.003234][ T32] r4:e0421dc0 [ 1328.003255][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.003300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1328.025513][ T32] r4:00000000 [ 1328.025643][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.025739][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.025769][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.025821][ T32] r5:00001000 r4:eda69000 [ 1328.025857][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.025906][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.025953][ T32] r5:85d4778c r4:85d47400 [ 1328.025993][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.026067][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1328.026100][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.026151][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.026181][ T32] r4:84ae2180 [ 1328.026233][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.026291][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1328.026319][ T32] r4:00000001 [ 1328.026340][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.026381][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1328.026415][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.026477][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.026520][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.026555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.026582][ T32] r4:84ae0100 [ 1328.026636][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.026684][ T32] INFO: task kworker/0:243:3944 blocked for more than 454 seconds. [ 1328.026769][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.026837][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.026895][ T32] task:kworker/0:243 state:D stack:0 pid:3944 tgid:3944 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.026961][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.027057][ T32] Call trace: [ 1328.027106][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1328.027162][ T32] r10:829187f4 r9:e4889d84 r8:00000002 r7:60000113 r6:e4889d8c r5:85070c00 [ 1328.027218][ T32] r4:85070c00 [ 1328.027244][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.027320][ T32] r5:85070c00 r4:829187f0 [ 1328.027348][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.027410][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.027471][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4889e08 [ 1328.027526][ T32] r4:00000000 [ 1328.027551][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1328.027622][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1328.027667][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.027712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781140 [ 1328.027740][ T32] r4:00000000 [ 1328.027761][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.027835][ T32] r9:83018005 r8:85070c00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1328.027862][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.027906][ T32] r5:00001000 r4:e04af000 [ 1328.027930][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.027972][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.028030][ T32] r5:84b7e38c r4:84b7e000 [ 1328.028056][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.028111][ T32] r7:dddced40 r6:83018000 r5:84b7e38c r4:84b04a80 [ 1328.028136][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.028184][ T32] r10:61c88647 r9:85070c00 r8:84b04aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.028213][ T32] r4:84b04a80 [ 1328.028234][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.028282][ T32] r10:00000000 r9:84b04a80 r8:8027ed34 r7:e4885e60 r6:84b04b00 r5:85070c00 [ 1328.028309][ T32] r4:00000001 [ 1328.028397][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.028510][ T32] Exception stack(0xe4889fb0 to 0xe4889ff8) [ 1328.028547][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.028581][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.028612][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.028645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.028671][ T32] r4:84781280 [ 1328.029076][ T32] INFO: task kworker/0:243:3944 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1328.029142][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.029250][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.029303][ T32] Call trace: [ 1328.029335][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1328.029388][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1328.029416][ T32] r4:00000000 [ 1328.029438][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.029552][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1328.029591][ T32] 1d20: a5a5e000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1328.029625][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1328.029654][ T32] 1d60: 80000013 ffffffff [ 1328.029710][ T32] r5:80000013 r4:80239bd0 [ 1328.029737][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.029782][ T32] r4:82ac11e4 [ 1328.029835][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.029971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1328.030031][ T32] r4:e0421dc0 [ 1328.030057][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.030111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1328.030168][ T32] r4:00000000 [ 1328.030194][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.030244][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.030272][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.030318][ T32] r5:00001000 r4:eda69000 [ 1328.030340][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.030381][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.030425][ T32] r5:85d4778c r4:85d47400 [ 1328.030447][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.030497][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1328.030520][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.030569][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.030595][ T32] r4:84ae2180 [ 1328.030616][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.030664][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1328.030725][ T32] r4:00000001 [ 1328.030791][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.030839][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1328.030872][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.030906][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.030938][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.030971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.030998][ T32] r4:84ae0100 [ 1328.031048][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.031079][ T32] INFO: task kworker/0:244:3947 blocked for more than 454 seconds. [ 1328.031116][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.031144][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.031166][ T32] task:kworker/0:244 state:D stack:0 pid:3947 tgid:3947 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.031247][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.031301][ T32] Call trace: [ 1328.031371][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1328.031490][ T32] r10:829187f4 r9:e488dd84 r8:00000002 r7:60000013 r6:e488dd8c r5:85071800 [ 1328.031559][ T32] r4:85071800 [ 1328.031584][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.031628][ T32] r5:85071800 r4:829187f0 [ 1328.031650][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.031719][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.031795][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e488de08 [ 1328.031857][ T32] r4:00000000 [ 1328.031909][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1328.031987][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1328.032031][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.032077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781300 [ 1328.032111][ T32] r4:00000000 [ 1328.032134][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.032209][ T32] r9:83018005 r8:85071800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1328.032241][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.032288][ T32] r5:00001000 r4:e04dd000 [ 1328.032310][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.032380][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.032438][ T32] r5:84b7e78c r4:84b7e400 [ 1328.032461][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.032519][ T32] r7:dddced40 r6:83018000 r5:84b7e78c r4:84b04b80 [ 1328.032576][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.032636][ T32] r10:61c88647 r9:85071800 r8:84b04bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.032663][ T32] r4:84b04b80 [ 1328.032684][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.032730][ T32] r10:00000000 r9:84b04b80 r8:8027ed34 r7:e4889e60 r6:84b04c00 r5:85071800 [ 1328.032757][ T32] r4:00000001 [ 1328.032783][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.032822][ T32] Exception stack(0xe488dfb0 to 0xe488dff8) [ 1328.032856][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.032891][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.032922][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.032955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.032982][ T32] r4:84781100 [ 1328.033344][ T32] INFO: task kworker/0:244:3947 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1328.055250][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.055484][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.055551][ T32] Call trace: [ 1328.055617][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1328.055685][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1328.055733][ T32] r4:00000000 [ 1328.055760][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.055804][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1328.055840][ T32] 1d20: a5cfa000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1328.055927][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1328.055963][ T32] 1d60: 80000013 ffffffff [ 1328.055991][ T32] r5:80000013 r4:80239bd0 [ 1328.056100][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.056154][ T32] r4:82ac11e4 [ 1328.056462][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.056535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1328.056582][ T32] r4:e0421dc0 [ 1328.056608][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.056926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1328.056965][ T32] r4:00000000 [ 1328.057016][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.057072][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.057106][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.057154][ T32] r5:00001000 r4:eda69000 [ 1328.057262][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.057591][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.057645][ T32] r5:85d4778c r4:85d47400 [ 1328.057907][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.057963][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1328.057987][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.058104][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.058138][ T32] r4:84ae2180 [ 1328.058195][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.058281][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1328.058319][ T32] r4:00000001 [ 1328.058559][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.058603][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1328.058634][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.058669][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.058781][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.058819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.058847][ T32] r4:84ae0100 [ 1328.058878][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.058949][ T32] INFO: task kworker/0:245:3948 blocked for more than 454 seconds. [ 1328.058992][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.059023][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.059057][ T32] task:kworker/0:245 state:D stack:0 pid:3948 tgid:3948 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.059133][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.059180][ T32] Call trace: [ 1328.059213][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1328.059263][ T32] r10:829187f4 r9:e4895d84 r8:00000002 r7:60000013 r6:e4895d8c r5:85072400 [ 1328.059292][ T32] r4:85072400 [ 1328.059314][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.059358][ T32] r5:85072400 r4:829187f0 [ 1328.059381][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.059422][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.059500][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4895e08 [ 1328.059532][ T32] r4:00000000 [ 1328.059567][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1328.059613][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1328.059654][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.059699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781680 [ 1328.059731][ T32] r4:00000000 [ 1328.059795][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.059855][ T32] r9:83018005 r8:85072400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1328.059881][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.059952][ T32] r5:00001000 r4:e0515000 [ 1328.059979][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.060022][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.060066][ T32] r5:84b7ef8c r4:84b7ec00 [ 1328.060117][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.060170][ T32] r7:dddced40 r6:83018000 r5:84b7ef8c r4:84b04c80 [ 1328.060194][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.060301][ T32] r10:61c88647 r9:85072400 r8:84b04cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.060332][ T32] r4:84b04c80 [ 1328.060354][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.060431][ T32] r10:00000000 r9:84b04c80 r8:8027ed34 r7:e488de60 r6:84b04d00 r5:85072400 [ 1328.060462][ T32] r4:00000001 [ 1328.060602][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.060652][ T32] Exception stack(0xe4895fb0 to 0xe4895ff8) [ 1328.060707][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.060783][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.060827][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.060869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.060896][ T32] r4:847812c0 [ 1328.061353][ T32] INFO: task kworker/0:245:3948 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1328.061400][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.061500][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.061551][ T32] Call trace: [ 1328.061582][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1328.061636][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1328.061665][ T32] r4:00000000 [ 1328.061686][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.061726][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1328.061759][ T32] 1d20: a5cfa000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1328.061793][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1328.061821][ T32] 1d60: 80000013 ffffffff [ 1328.061852][ T32] r5:80000013 r4:80239bd0 [ 1328.061875][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.061920][ T32] r4:82ac11e4 [ 1328.061942][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.061988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1328.062068][ T32] r4:e0421dc0 [ 1328.062100][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.062165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1328.062198][ T32] r4:00000000 [ 1328.062221][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.062272][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.062297][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.062400][ T32] r5:00001000 r4:eda69000 [ 1328.062455][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.062504][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.062550][ T32] r5:85d4778c r4:85d47400 [ 1328.062572][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.062621][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1328.062645][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.062694][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.062815][ T32] r4:84ae2180 [ 1328.062935][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.062990][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1328.063019][ T32] r4:00000001 [ 1328.063040][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.063076][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1328.063146][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.063184][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.063361][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.082849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.082933][ T32] r4:84ae0100 [ 1328.082988][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.083025][ T32] INFO: task kworker/0:246:3949 blocked for more than 454 seconds. [ 1328.083382][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.090500][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.090613][ T32] task:kworker/0:246 state:D stack:0 pid:3949 tgid:3949 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.090731][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.090887][ T32] Call trace: [ 1328.091131][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1328.091280][ T32] r10:829187f4 r9:e0875d84 r8:00000002 r7:60000113 r6:e0875d8c r5:85073000 [ 1328.091611][ T32] r4:85073000 [ 1328.091641][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.091693][ T32] r5:85073000 r4:829187f0 [ 1328.091717][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.091759][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.091807][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0875e08 [ 1328.091835][ T32] r4:00000000 [ 1328.091864][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1328.092015][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1328.092144][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.092197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781480 [ 1328.092225][ T32] r4:00000000 [ 1328.092247][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.092381][ T32] r9:83018005 r8:85073000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1328.092411][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.092465][ T32] r5:00001000 r4:e04f9000 [ 1328.092488][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.092530][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.092575][ T32] r5:84b7eb8c r4:84b7e800 [ 1328.092598][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.092647][ T32] r7:dddced40 r6:83018000 r5:84b7eb8c r4:84b04d80 [ 1328.092673][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.092733][ T32] r10:61c88647 r9:85073000 r8:84b04dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.092779][ T32] r4:84b04d80 [ 1328.092816][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.092889][ T32] r10:00000000 r9:84b04d80 r8:8027ed34 r7:e4895e60 r6:84b04e00 r5:85073000 [ 1328.092927][ T32] r4:00000001 [ 1328.092949][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.093030][ T32] Exception stack(0xe0875fb0 to 0xe0875ff8) [ 1328.093065][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.093116][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.093245][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.093286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.093392][ T32] r4:847812c0 [ 1328.106419][ T32] INFO: task kworker/0:246:3949 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1328.106491][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.106603][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.106675][ T32] Call trace: [ 1328.106709][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1328.106777][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1328.106810][ T32] r4:00000000 [ 1328.106833][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.106949][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1328.106989][ T32] 1d20: a648e000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1328.107026][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1328.107054][ T32] 1d60: 80000013 ffffffff [ 1328.107081][ T32] r5:80000013 r4:80239bd0 [ 1328.107115][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.107163][ T32] r4:82ac11e4 [ 1328.107188][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.107265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1328.107325][ T32] r4:e0421dc0 [ 1328.107352][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.107399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1328.107426][ T32] r4:00000000 [ 1328.107449][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.107542][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.107574][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.107621][ T32] r5:00001000 r4:eda69000 [ 1328.107698][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.107828][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.107883][ T32] r5:85d4778c r4:85d47400 [ 1328.107907][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.107957][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1328.107982][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.108032][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.108059][ T32] r4:84ae2180 [ 1328.108082][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.108154][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1328.108216][ T32] r4:00000001 [ 1328.108242][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.108309][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1328.108398][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.108436][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.108470][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.108503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.108529][ T32] r4:84ae0100 [ 1328.108553][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.108593][ T32] INFO: task kworker/0:247:3952 blocked for more than 454 seconds. [ 1328.108660][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.108693][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.108717][ T32] task:kworker/0:247 state:D stack:0 pid:3952 tgid:3952 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.108829][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.108891][ T32] Call trace: [ 1328.108950][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1328.109000][ T32] r10:829187f4 r9:e4899d84 r8:00000002 r7:60000113 r6:e4899d8c r5:85073c00 [ 1328.109030][ T32] r4:85073c00 [ 1328.109080][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.109133][ T32] r5:85073c00 r4:829187f0 [ 1328.109156][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.109326][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.109381][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4899e08 [ 1328.109409][ T32] r4:00000000 [ 1328.109430][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1328.109470][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1328.109508][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.109552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781780 [ 1328.109599][ T32] r4:00000000 [ 1328.109928][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.109981][ T32] r9:83018005 r8:85073c00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1328.110057][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.110114][ T32] r5:00001000 r4:e0583000 [ 1328.110253][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.110346][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.110439][ T32] r5:84b7f38c r4:84b7f000 [ 1328.110532][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.110626][ T32] r7:dddced40 r6:83018000 r5:84b7f38c r4:84b04e80 [ 1328.110724][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.110816][ T32] r10:61c88647 r9:85073c00 r8:84b04eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.110849][ T32] r4:84b04e80 [ 1328.110870][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.110917][ T32] r10:00000000 r9:84b04e80 r8:8027ed34 r7:e4895e60 r6:84b04f00 r5:85073c00 [ 1328.110958][ T32] r4:00000001 [ 1328.110987][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.111028][ T32] Exception stack(0xe4899fb0 to 0xe4899ff8) [ 1328.111299][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.111426][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.111495][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.111571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.111602][ T32] r4:84781640 [ 1328.111894][ T32] INFO: task kworker/0:247:3952 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1328.111949][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.112075][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.112146][ T32] Call trace: [ 1328.112215][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1328.112316][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1328.112356][ T32] r4:00000000 [ 1328.112379][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.112421][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1328.112455][ T32] 1d20: a648e000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1328.112519][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1328.112559][ T32] 1d60: 80000013 ffffffff [ 1328.112586][ T32] r5:80000013 r4:80239bd0 [ 1328.112608][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.112663][ T32] r4:82ac11e4 [ 1328.112689][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.112795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1328.112831][ T32] r4:e0421dc0 [ 1328.112860][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.112910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1328.112939][ T32] r4:00000000 [ 1328.112960][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.113008][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.113034][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.113108][ T32] r5:00001000 r4:eda69000 [ 1328.113165][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.113211][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.113364][ T32] r5:85d4778c r4:85d47400 [ 1328.136731][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.136838][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1328.136869][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.136938][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.137063][ T32] r4:84ae2180 [ 1328.137091][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.137151][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1328.137179][ T32] r4:00000001 [ 1328.137201][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.137240][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1328.137274][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.137308][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.137345][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.137390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.137468][ T32] r4:84ae0100 [ 1328.137591][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.137627][ T32] INFO: task kworker/0:248:3955 blocked for more than 454 seconds. [ 1328.137707][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.137742][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.137766][ T32] task:kworker/0:248 state:D stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.137988][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.138109][ T32] Call trace: [ 1328.138225][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1328.138298][ T32] r10:829187f4 r9:e48a1d84 r8:00000002 r7:60000113 r6:e48a1d8c r5:85074800 [ 1328.138330][ T32] r4:85074800 [ 1328.138353][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.138421][ T32] r5:85074800 r4:829187f0 [ 1328.138449][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.138492][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.138570][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48a1e08 [ 1328.138632][ T32] r4:00000000 [ 1328.138657][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1328.138719][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1328.138764][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.138819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781900 [ 1328.138848][ T32] r4:00000000 [ 1328.138871][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.138921][ T32] r9:83018005 r8:85074800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1328.138976][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.139026][ T32] r5:00001000 r4:e058d000 [ 1328.139050][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.139092][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.139158][ T32] r5:84b7f78c r4:84b7f400 [ 1328.139184][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.139266][ T32] r7:dddced40 r6:83018000 r5:84b7f78c r4:84b04f80 [ 1328.139330][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.139383][ T32] r10:61c88647 r9:85074800 r8:84b04fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.139412][ T32] r4:84b04f80 [ 1328.139433][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.139481][ T32] r10:00000000 r9:84b04f80 r8:8027ed34 r7:e4899e60 r6:84527000 r5:85074800 ** 7 printk messages dropped ** [ 1328.139900][ T32] r4:84781700 ** 11 printk messages dropped ** [ 1328.141006][ T32] 1d60: 80000013 ffffffff ** 8 printk messages dropped ** [ 1328.141400][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1328.141828][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1328.143018][ T32] INFO: task kworker/0:249:3956 blocked for more than 454 seconds. ** 7 printk messages dropped ** [ 1328.158191][ T32] r4:85075400 [ 1328.158215][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.158292][ T32] r5:85075400 r4:829187f0 [ 1328.158321][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.158393][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.158477][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e489de08 [ 1328.158510][ T32] r4:00000000 [ 1328.158535][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1328.158615][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1328.158693][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.158746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781ac0 [ 1328.158776][ T32] r4:00000000 [ 1328.158798][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.158956][ T32] r9:83018005 r8:85075400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1328.158987][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.159038][ T32] r5:00001000 r4:e05b1000 [ 1328.159061][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1328.159525][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1328.159831][ T32] r4:84781840 ** 9 printk messages dropped ** [ 1328.160697][ T32] 1d20: a6847000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 ** 4 printk messages dropped ** [ 1328.160933][ T32] r4:82ac11e4 [ 1328.160956][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.161011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1328.161092][ T32] r4:e0421dc0 [ 1328.161132][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.161190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1328.161273][ T32] r4:00000000 [ 1328.161300][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1328.161605][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 11 printk messages dropped ** [ 1328.162280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1328.162775][ T32] Call trace: ** 6 printk messages dropped ** [ 1328.163165][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1328.180779][ T32] r5:00001000 r4:e0615000 ** 11 printk messages dropped ** [ 1328.181599][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1328.181678][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.181872][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.181911][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.181947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.182068][ T32] r4:84781a80 [ 1328.182482][ T32] INFO: task kworker/0:250:3958 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1328.182524][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.182647][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.182808][ T32] Call trace: [ 1328.182898][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1328.182958][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1328.182987][ T32] r4:00000000 [ 1328.183009][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.183099][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1328.183212][ T32] 1d20: a6c1b000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1328.183250][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1328.183353][ T32] 1d60: 80000013 ffffffff [ 1328.183437][ T32] r5:80000013 r4:80239bd0 [ 1328.183472][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.197339][ T32] r4:82ac11e4 [ 1328.197387][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.197461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1328.197509][ T32] r4:e0421dc0 [ 1328.197537][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.197651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1328.197684][ T32] r4:00000000 [ 1328.197723][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.197778][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.197806][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.197855][ T32] r5:00001000 r4:eda69000 [ 1328.197934][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.197981][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.198053][ T32] r5:85d4778c r4:85d47400 [ 1328.198118][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.198177][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1328.198204][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.198254][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.198281][ T32] r4:84ae2180 [ 1328.198303][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.198351][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1328.198436][ T32] r4:00000001 [ 1328.198464][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.198507][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1328.198541][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.198653][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.198690][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.198725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.198844][ T32] r4:84ae0100 [ 1328.198875][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.198920][ T32] INFO: task kworker/0:251:3959 blocked for more than 454 seconds. [ 1328.198957][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.199015][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.199043][ T32] task:kworker/0:251 state:D stack:0 pid:3959 tgid:3959 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.199113][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.199163][ T32] Call trace: [ 1328.199198][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1328.199252][ T32] r10:829187f4 r9:e48b1d84 r8:00000002 r7:60000113 r6:e48b1d8c r5:84bfe000 [ 1328.199280][ T32] r4:84bfe000 [ 1328.199314][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.199362][ T32] r5:84bfe000 r4:829187f0 [ 1328.199387][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.199429][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.199479][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48b1e08 [ 1328.199508][ T32] r4:00000000 [ 1328.199529][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1328.199568][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1328.199607][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.199717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781b80 [ 1328.199749][ T32] r4:00000000 [ 1328.199771][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.199847][ T32] r9:83018005 r8:84bfe000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1328.199965][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.200015][ T32] r5:00001000 r4:e05bd000 [ 1328.200056][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.200118][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.200182][ T32] r5:84b7ff8c r4:84b7fc00 [ 1328.200209][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.200265][ T32] r7:dddced40 r6:83018000 r5:84b7ff8c r4:84527200 [ 1328.200291][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.200353][ T32] r10:61c88647 r9:84bfe000 r8:8452722c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.200384][ T32] r4:84527200 [ 1328.200406][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.200454][ T32] r10:00000000 r9:84527200 r8:8027ed34 r7:e48ade60 r6:84b0a280 r5:84bfe000 [ 1328.200481][ T32] r4:00000001 [ 1328.200502][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.200538][ T32] Exception stack(0xe48b1fb0 to 0xe48b1ff8) [ 1328.200567][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.200600][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.200631][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.200691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.200781][ T32] r4:84781d40 [ 1328.201233][ T32] INFO: task kworker/0:251:3959 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1328.201328][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.201449][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.201504][ T32] Call trace: [ 1328.201537][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1328.201591][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1328.201668][ T32] r4:00000000 [ 1328.201723][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.201786][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1328.201822][ T32] 1d20: a6d5c000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1328.201909][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1328.201991][ T32] 1d60: 80000013 ffffffff [ 1328.202065][ T32] r5:80000013 r4:80239bd0 [ 1328.202091][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.202146][ T32] r4:82ac11e4 [ 1328.202169][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.202214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1328.202241][ T32] r4:e0421dc0 [ 1328.202360][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.202411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1328.202438][ T32] r4:00000000 [ 1328.202459][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.202508][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.202534][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.202579][ T32] r5:00001000 r4:eda69000 [ 1328.202601][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.202727][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.202805][ T32] r5:85d4778c r4:85d47400 [ 1328.203011][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.203121][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1328.203255][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.203383][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.219812][ T32] r4:84ae2180 [ 1328.219883][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.219962][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1328.219991][ T32] r4:00000001 [ 1328.220013][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.220074][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1328.220119][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.220154][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.220186][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.220223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.220251][ T32] r4:84ae0100 [ 1328.220276][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.220308][ T32] INFO: task kworker/0:252:3962 blocked for more than 454 seconds. [ 1328.220345][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.220377][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.220401][ T32] task:kworker/0:252 state:D stack:0 pid:3962 tgid:3962 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.220461][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.220513][ T32] Call trace: [ 1328.220599][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1328.220659][ T32] r10:829187f4 r9:e48bdd84 r8:00000002 r7:60000013 r6:e48bdd8c r5:85008000 ** 2 printk messages dropped ** [ 1328.220867][ T32] r5:85008000 r4:829187f0 [ 1328.220893][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.220936][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.221000][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48bde08 ** 2 printk messages dropped ** [ 1328.221130][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1328.221418][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1328.221731][ T32] r10:61c88647 r9:85008000 r8:845272ac r7:82804d40 r6:dddced40 r5:dddced60 ** 4 printk messages dropped ** [ 1328.221966][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1328.222206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1328.222739][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.223032][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1328.223065][ T32] 1d20: a7025000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1328.223104][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1328.223135][ T32] 1d60: 80000013 ffffffff [ 1328.223161][ T32] r5:80000013 r4:80239bd0 [ 1328.223211][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.223260][ T32] r4:82ac11e4 [ 1328.223283][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.223365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1328.235798][ T32] r4:e0421dc0 [ 1328.235847][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.235949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1328.236012][ T32] r4:00000000 [ 1328.236039][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.236092][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.236127][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.236330][ T32] r5:00001000 r4:eda69000 [ 1328.236364][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.236409][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.236455][ T32] r5:85d4778c r4:85d47400 [ 1328.236478][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.236532][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1328.236557][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.236607][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.236635][ T32] r4:84ae2180 [ 1328.236658][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.236734][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1328.236768][ T32] r4:00000001 [ 1328.236823][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.236917][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1328.236975][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.237043][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.237097][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.237140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.237168][ T32] r4:84ae0100 [ 1328.237223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.237261][ T32] INFO: task kworker/0:253:3963 blocked for more than 454 seconds. [ 1328.237299][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.237337][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.237393][ T32] task:kworker/0:253 state:D stack:0 pid:3963 tgid:3963 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.237553][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.237607][ T32] Call trace: [ 1328.237641][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1328.237731][ T32] r10:829187f4 r9:e48a5d84 r8:00000002 r7:60000113 r6:e48a5d8c r5:85076000 [ 1328.237764][ T32] r4:85076000 [ 1328.237865][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.237916][ T32] r5:85076000 r4:829187f0 [ 1328.237942][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.238046][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.238124][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48a5e08 [ 1328.238154][ T32] r4:00000000 [ 1328.238177][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1328.238219][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1328.238321][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.238373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781e00 [ 1328.238401][ T32] r4:00000000 [ 1328.238516][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.238634][ T32] r9:83018005 r8:85076000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1328.238696][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.238774][ T32] r5:00001000 r4:e064d000 [ 1328.238805][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.238852][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.238897][ T32] r5:850ac78c r4:850ac400 [ 1328.238920][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.238967][ T32] r7:dddced40 r6:83018000 r5:850ac78c r4:84527300 [ 1328.238990][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.239038][ T32] r10:61c88647 r9:85076000 r8:8452732c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.239066][ T32] r4:84527300 [ 1328.239089][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.239144][ T32] r10:00000000 r9:84527300 r8:8027ed34 r7:e48bde60 r6:84527380 r5:85076000 [ 1328.239194][ T32] r4:00000001 [ 1328.239219][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.239258][ T32] Exception stack(0xe48a5fb0 to 0xe48a5ff8) [ 1328.239287][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.239321][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.239384][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.239424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.239450][ T32] r4:84781d00 [ 1328.239855][ T32] INFO: task kworker/0:253:3963 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1328.239924][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.239991][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.240040][ T32] Call trace: [ 1328.240088][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1328.240151][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 2 printk messages dropped ** [ 1328.240304][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 3 printk messages dropped ** [ 1328.240516][ T32] r5:80000013 r4:80239bd0 ** 4 printk messages dropped ** [ 1328.240803][ T32] r4:e0421dc0 ** 2 printk messages dropped ** [ 1328.240954][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.241143][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.241229][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.241279][ T32] r5:85d4778c r4:85d47400 [ 1328.241302][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.241354][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1328.241379][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.241473][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.241503][ T32] r4:84ae2180 [ 1328.241526][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.241577][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1328.241619][ T32] r4:00000001 [ 1328.241646][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.241684][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1328.241714][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.241747][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.241792][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.241843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.241883][ T32] r4:84ae0100 [ 1328.241944][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.241974][ T32] INFO: task kworker/0:254:3966 blocked for more than 454 seconds. [ 1328.242032][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.242064][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.242086][ T32] task:kworker/0:254 state:D stack:0 pid:3966 tgid:3966 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.242191][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.242250][ T32] Call trace: [ 1328.242287][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1328.242337][ T32] r10:829187f4 r9:e48c1d84 r8:00000002 r7:60000013 r6:e48c1d8c r5:85076c00 [ 1328.242365][ T32] r4:85076c00 [ 1328.242399][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.242447][ T32] r5:85076c00 r4:829187f0 [ 1328.242501][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.242574][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.242628][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48c1e08 [ 1328.242701][ T32] r4:00000000 [ 1328.242787][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1328.242833][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1328.242873][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.242919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a1000 [ 1328.242946][ T32] r4:00000000 [ 1328.242967][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.243015][ T32] r9:83018005 r8:85076c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1328.243068][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.243143][ T32] r5:00001000 r4:e065f000 [ 1328.243170][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.243227][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.243275][ T32] r5:850acb8c r4:850ac800 [ 1328.243300][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.243347][ T32] r7:dddced40 r6:83018000 r5:850acb8c r4:84527400 [ 1328.243376][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.261290][ T32] r10:61c88647 r9:85076c00 r8:8452742c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.261458][ T32] r4:84527400 [ 1328.261500][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.261577][ T32] r10:00000000 r9:84527400 r8:8027ed34 r7:e48bde60 r6:84527480 r5:85076c00 [ 1328.261606][ T32] r4:00000001 [ 1328.261628][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.261668][ T32] Exception stack(0xe48c1fb0 to 0xe48c1ff8) [ 1328.261701][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.261965][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.262058][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.262108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.262137][ T32] r4:847a10c0 [ 1328.262572][ T32] INFO: task kworker/0:254:3966 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1328.262621][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.262716][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.262863][ T32] Call trace: [ 1328.262979][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1328.263038][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1328.263069][ T32] r4:00000000 [ 1328.263090][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.263139][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1328.263200][ T32] 1d20: a74f6000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1328.263341][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1328.268470][ T32] 1d60: 80000013 ffffffff [ 1328.268550][ T32] r5:80000013 r4:80239bd0 [ 1328.268582][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.268646][ T32] r4:82ac11e4 [ 1328.268668][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.268716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1328.268744][ T32] r4:e0421dc0 [ 1328.268766][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.268812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1328.268840][ T32] r4:00000000 [ 1328.268862][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.268914][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.268941][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.268990][ T32] r5:00001000 r4:eda69000 [ 1328.269025][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.269102][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.269155][ T32] r5:85d4778c r4:85d47400 [ 1328.269180][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.269230][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1328.269297][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.269393][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.269447][ T32] r4:84ae2180 [ 1328.269521][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.269577][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1328.269634][ T32] r4:00000001 [ 1328.269696][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.269740][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1328.269801][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.269840][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.269914][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.269952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.269980][ T32] r4:84ae0100 [ 1328.270044][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.270087][ T32] INFO: task kworker/0:255:3969 blocked for more than 454 seconds. [ 1328.270131][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.270182][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.270210][ T32] task:kworker/0:255 state:D stack:0 pid:3969 tgid:3969 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.270271][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.270360][ T32] Call trace: ** 4 printk messages dropped ** [ 1328.270607][ T32] r5:85006c00 r4:829187f0 [ 1328.270634][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.270705][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1328.270967][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.271089][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.271177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a11c0 [ 1328.271224][ T32] r4:00000000 [ 1328.271248][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.271303][ T32] r9:83018005 r8:85006c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1328.271344][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.271395][ T32] r5:00001000 r4:e0667000 [ 1328.271418][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.271486][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.271536][ T32] r5:850acf8c r4:850acc00 [ 1328.271558][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.271605][ T32] r7:dddced40 r6:83018000 r5:850acf8c r4:84527500 [ 1328.271628][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.271676][ T32] r10:61c88647 r9:85006c00 r8:8452752c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.271723][ T32] r4:84527500 [ 1328.271749][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.271797][ T32] r10:00000000 r9:84527500 r8:8027ed34 r7:e48bde60 r6:84527580 r5:85006c00 [ 1328.271854][ T32] r4:00000001 [ 1328.271879][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.271980][ T32] Exception stack(0xe48cdfb0 to 0xe48cdff8) [ 1328.272032][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.272068][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.272104][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.272138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.272223][ T32] r4:847a1180 [ 1328.272653][ T32] INFO: task kworker/0:255:3969 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1328.272696][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.272760][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.272818][ T32] Call trace: [ 1328.272892][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1328.272982][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1328.273023][ T32] r4:00000000 [ 1328.273046][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.273087][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1328.273129][ T32] 1d20: a74f6000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1328.273223][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1328.273381][ T32] 1d60: 80000013 ffffffff [ 1328.291140][ T32] r5:80000013 r4:80239bd0 [ 1328.291191][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.291369][ T32] r4:82ac11e4 [ 1328.291401][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.291462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1328.291495][ T32] r4:e0421dc0 [ 1328.291519][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.291565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1328.291605][ T32] r4:00000000 [ 1328.291687][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.291789][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.291847][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.291963][ T32] r5:00001000 r4:eda69000 [ 1328.291991][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.292036][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.292083][ T32] r5:85d4778c r4:85d47400 [ 1328.292113][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.292164][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1328.292189][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.292239][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.292280][ T32] r4:84ae2180 [ 1328.292308][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.292362][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1328.292389][ T32] r4:00000001 [ 1328.292439][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.292484][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1328.292517][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.292552][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.292584][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.292618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.292645][ T32] r4:84ae0100 [ 1328.292670][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.292702][ T32] INFO: task kworker/0:256:3970 blocked for more than 454 seconds. ** 3 printk messages dropped ** [ 1328.292853][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.292901][ T32] Call trace: [ 1328.292935][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1328.292989][ T32] r10:829187f4 r9:e48d1d84 r8:00000002 r7:60000113 r6:e48d1d8c r5:84860000 [ 1328.293029][ T32] r4:84860000 [ 1328.293084][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.293142][ T32] r5:84860000 r4:829187f0 [ 1328.293165][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.293209][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.293257][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48d1e08 [ 1328.293381][ T32] r4:00000000 [ 1328.299853][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1328.299967][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1328.300019][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.300103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a13c0 [ 1328.300139][ T32] r4:00000000 [ 1328.300161][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.300212][ T32] r9:83018005 r8:84860000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1328.300238][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.300286][ T32] r5:00001000 r4:e48c5000 [ 1328.300309][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.300352][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.300418][ T32] r5:850ad78c r4:850ad400 [ 1328.300448][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.300500][ T32] r7:dddced40 r6:83018000 r5:850ad78c r4:84527600 [ 1328.300524][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.300573][ T32] r10:61c88647 r9:84860000 r8:8452762c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.300628][ T32] r4:84527600 [ 1328.300654][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.300752][ T32] r10:00000000 r9:84527600 r8:8027ed34 r7:e48bde60 r6:84527680 r5:84860000 [ 1328.300825][ T32] r4:00000001 [ 1328.300860][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.300904][ T32] Exception stack(0xe48d1fb0 to 0xe48d1ff8) [ 1328.300937][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.300972][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.301032][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.301071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.301108][ T32] r4:847a1580 [ 1328.301548][ T32] INFO: task kworker/0:256:3970 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1328.301597][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.301670][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.301737][ T32] Call trace: [ 1328.301804][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1328.301867][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1328.301966][ T32] r4:00000000 [ 1328.301993][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.302105][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1328.302176][ T32] 1d20: a77cd000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1328.302214][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1328.302294][ T32] 1d60: 80000013 ffffffff [ 1328.302352][ T32] r5:80000013 r4:80239bd0 [ 1328.302422][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.302505][ T32] r4:82ac11e4 [ 1328.302534][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.302662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1328.302693][ T32] r4:e0421dc0 [ 1328.302796][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.302847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1328.302875][ T32] r4:00000000 [ 1328.302915][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.302968][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.303026][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.303076][ T32] r5:00001000 r4:eda69000 [ 1328.303103][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.303146][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.303248][ T32] r5:85d4778c r4:85d47400 [ 1328.303275][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.316825][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1328.316973][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.317061][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.317107][ T32] r4:84ae2180 [ 1328.317145][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.317202][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1328.317263][ T32] r4:00000001 [ 1328.317415][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.317460][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1328.317759][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.317809][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.317843][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.317937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.317971][ T32] r4:84ae0100 [ 1328.318055][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.318119][ T32] INFO: task kworker/0:257:3973 blocked for more than 454 seconds. [ 1328.318221][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.318260][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.318285][ T32] task:kworker/0:257 state:D stack:0 pid:3973 tgid:3973 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.318344][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.318396][ T32] Call trace: [ 1328.318455][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1328.318512][ T32] r10:829187f4 r9:e48d5d84 r8:00000002 r7:60000013 r6:e48d5d8c r5:84860c00 [ 1328.318633][ T32] r4:84860c00 [ 1328.318660][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.318705][ T32] r5:84860c00 r4:829187f0 [ 1328.318729][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.318771][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.318820][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48d5e08 [ 1328.318909][ T32] r4:00000000 [ 1328.318987][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1328.319032][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1328.319105][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.319222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a1600 [ 1328.319366][ T32] r4:00000000 [ 1328.319392][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.319444][ T32] r9:83018005 r8:84860c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1328.319471][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.319517][ T32] r5:00001000 r4:e48df000 [ 1328.319650][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.319698][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.319819][ T32] r5:850adb8c r4:850ad800 [ 1328.319854][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.319921][ T32] r7:dddced40 r6:83018000 r5:850adb8c r4:84527700 [ 1328.319949][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.319998][ T32] r10:61c88647 r9:84860c00 r8:8452772c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.320102][ T32] r4:84527700 [ 1328.320330][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.320382][ T32] r10:00000000 r9:84527700 r8:8027ed34 r7:e48d1e60 r6:84527780 r5:84860c00 ** 3 printk messages dropped ** [ 1328.320785][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1328.321633][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.321764][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.321815][ T32] Call trace: [ 1328.321911][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1328.321972][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1328.322037][ T32] r4:00000000 [ 1328.322077][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.322145][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1328.322184][ T32] 1d20: a7be7000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1328.322219][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1328.322357][ T32] 1d60: 80000013 ffffffff [ 1328.322492][ T32] r5:80000013 r4:80239bd0 [ 1328.322571][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.322620][ T32] r4:82ac11e4 [ 1328.322643][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.322696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1328.322883][ T32] r4:e0421dc0 [ 1328.322911][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.322958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1328.323005][ T32] r4:00000000 [ 1328.323121][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.323175][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 6 printk messages dropped ** [ 1328.344075][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 7 printk messages dropped ** [ 1328.344575][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 8 printk messages dropped ** [ 1328.344915][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1328.345413][ T32] r5:84861800 r4:829187f0 ** 1 printk messages dropped ** [ 1328.345497][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1328.345956][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1328.346635][ T32] r4:84527800 ** 6 printk messages dropped ** [ 1328.347002][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1328.348158][ T32] 1d20: a7f10000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1328.348193][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1328.348222][ T32] 1d60: 80000013 ffffffff [ 1328.348277][ T32] r5:80000013 r4:80239bd0 [ 1328.348305][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.348350][ T32] r4:82ac11e4 [ 1328.348372][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.348445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1328.348476][ T32] r4:e0421dc0 [ 1328.348517][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.348635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1328.348666][ T32] r4:00000000 [ 1328.348688][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.348738][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.348776][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.348851][ T32] r5:00001000 r4:eda69000 [ 1328.348879][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.348922][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.348968][ T32] r5:85d4778c r4:85d47400 [ 1328.348990][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.349040][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1328.349109][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.349176][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.349236][ T32] r4:84ae2180 [ 1328.349260][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.349310][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1328.349392][ T32] r4:00000001 [ 1328.349417][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.349484][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1328.349519][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.349553][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.349585][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.349619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1328.349882][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.350204][ T32] r5:84862400 r4:829187f0 ** 1 printk messages dropped ** [ 1328.350267][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1328.350585][ T32] r9:83018005 r8:84862400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 ** 11 printk messages dropped ** [ 1328.351191][ T32] r10:00000000 r9:84527900 r8:8027ed34 r7:e48dde60 r6:84527980 r5:84862400 ** 1 printk messages dropped ** [ 1328.351284][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.351326][ T32] Exception stack(0xe48e9fb0 to 0xe48e9ff8) [ 1328.351358][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.351391][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.351424][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.351458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.351484][ T32] r4:847a17c0 [ 1328.351727][ T32] INFO: task kworker/0:259:3976 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1328.351765][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.351855][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.351915][ T32] Call trace: [ 1328.351969][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1328.352026][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1328.352054][ T32] r4:00000000 [ 1328.352088][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.352203][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1328.352242][ T32] 1d20: a7f10000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1328.352277][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1328.352334][ T32] 1d60: 80000013 ffffffff [ 1328.352436][ T32] r5:80000013 r4:80239bd0 [ 1328.352489][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.352537][ T32] r4:82ac11e4 [ 1328.352609][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.352661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1328.352701][ T32] r4:e0421dc0 [ 1328.352754][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.352815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1328.352875][ T32] r4:00000000 [ 1328.352901][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.352951][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 4 printk messages dropped ** [ 1328.353153][ T32] r5:85d4778c r4:85d47400 ** 7 printk messages dropped ** [ 1328.376306][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.376540][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1328.376670][ T32] INFO: task kworker/0:260:3978 blocked for more than 454 seconds. [ 1328.376707][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.376822][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.376884][ T32] task:kworker/0:260 state:D stack:0 pid:3978 tgid:3978 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.376962][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.377044][ T32] Call trace: [ 1328.377085][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1328.377148][ T32] r10:829187f4 r9:e48f1d84 r8:00000002 r7:60000113 r6:e48f1d8c r5:84863000 [ 1328.377176][ T32] r4:84863000 [ 1328.377240][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.377289][ T32] r5:84863000 r4:829187f0 [ 1328.377314][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.377356][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.377404][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48f1e08 [ 1328.377431][ T32] r4:00000000 [ 1328.377488][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1328.377534][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1328.377605][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1328.377835][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1328.378331][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1328.378520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1328.379516][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1328.380050][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 12 printk messages dropped ** [ 1328.380608][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1328.380935][ T32] r4:84ae0100 ** 5 printk messages dropped ** [ 1328.381197][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.381241][ T32] Call trace: [ 1328.381329][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1328.381386][ T32] r10:829187f4 r9:e48fdd84 r8:00000002 r7:60000013 r6:e48fdd8c r5:84863c00 [ 1328.381415][ T32] r4:84863c00 [ 1328.381437][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.381479][ T32] r5:84863c00 r4:829187f0 [ 1328.381501][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.381542][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.381617][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48fde08 [ 1328.381648][ T32] r4:00000000 [ 1328.381730][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1328.381777][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1328.381817][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.381893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a1b80 [ 1328.381952][ T32] r4:00000000 [ 1328.381977][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.382059][ T32] r9:83018005 r8:84863c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1328.382147][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.382216][ T32] r5:00001000 r4:e8905000 [ 1328.382242][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.382285][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.382328][ T32] r5:850aeb8c r4:850ae800 [ 1328.382455][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.382542][ T32] r7:dddced40 r6:83018000 r5:850aeb8c r4:84527b00 [ 1328.382572][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.382626][ T32] r10:61c88647 r9:84863c00 r8:84527b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.382740][ T32] r4:84527b00 [ 1328.382767][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.382815][ T32] r10:00000000 r9:84527b00 r8:8027ed34 r7:e48e9e60 r6:84527b80 r5:84863c00 [ 1328.382842][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.382996][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1328.401904][ T32] r5:80000013 r4:80239bd0 ** 7 printk messages dropped ** [ 1328.402576][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.403103][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1328.418141][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1328.419287][ T32] r5:84864800 r4:829187f0 ** 2 printk messages dropped ** [ 1328.419563][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8909e08 ** 8 printk messages dropped ** [ 1328.420265][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1328.421202][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.421275][ T32] Exception stack(0xe8909fb0 to 0xe8909ff8) [ 1328.421336][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.421405][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.421483][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.421556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.421613][ T32] r4:847a1bc0 [ 1328.422208][ T32] INFO: task kworker/0:262:3982 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1328.422270][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.422369][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.422443][ T32] Call trace: [ 1328.422511][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1328.422597][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1328.422692][ T32] r4:00000000 [ 1328.422731][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.422786][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1328.422852][ T32] 1d20: a868a000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1328.422904][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1328.422966][ T32] 1d60: 80000013 ffffffff [ 1328.422996][ T32] r5:80000013 r4:80239bd0 [ 1328.423071][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.423170][ T32] r4:82ac11e4 [ 1328.423197][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.423246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1328.423332][ T32] r4:e0421dc0 [ 1328.423469][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.445850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1328.445928][ T32] r4:00000000 [ 1328.445957][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.446075][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.446112][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.446164][ T32] r5:00001000 r4:eda69000 [ 1328.446261][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.446313][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.446399][ T32] r5:85d4778c r4:85d47400 [ 1328.446431][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.446501][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1328.446551][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.446605][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.446645][ T32] r4:84ae2180 [ 1328.446688][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.446742][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1328.446770][ T32] r4:00000001 [ 1328.446791][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.446830][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1328.446960][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1328.447422][ T32] INFO: task kworker/0:263:3984 blocked for more than 454 seconds. ** 9 printk messages dropped ** [ 1328.448065][ T32] r5:84865400 r4:829187f0 [ 1328.448089][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1328.448401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a1f40 ** 12 printk messages dropped ** [ 1328.448967][ T32] r4:84527d00 ** 6 printk messages dropped ** [ 1328.449233][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.450143][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1328.450682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 9 printk messages dropped ** [ 1328.451159][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1328.451746][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.452360][ T32] Call trace: ** 4 printk messages dropped ** [ 1328.452529][ T32] r5:84866000 r4:829187f0 ** 3 printk messages dropped ** [ 1328.452745][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.452925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e6000 ** 10 printk messages dropped ** [ 1328.466176][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.466257][ T32] r10:61c88647 r9:84866000 r8:84527e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.466285][ T32] r4:84527e00 [ 1328.466336][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.466396][ T32] r10:00000000 r9:84527e00 r8:8027ed34 r7:e8911e60 r6:84527e80 r5:84866000 [ 1328.466424][ T32] r4:00000001 [ 1328.466446][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.466485][ T32] Exception stack(0xe891dfb0 to 0xe891dff8) [ 1328.466522][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.466557][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.466589][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.466681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.466713][ T32] r4:847a1f00 [ 1328.467123][ T32] INFO: task kworker/0:264:3986 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1328.467175][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.467251][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.467346][ T32] Call trace: [ 1328.467382][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1328.467438][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1328.467466][ T32] r4:00000000 [ 1328.467487][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.467541][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1328.467580][ T32] 1d20: a8983000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1328.467615][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1328.467654][ T32] 1d60: 80000013 ffffffff [ 1328.467716][ T32] r5:80000013 r4:80239bd0 [ 1328.467744][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.467814][ T32] r4:82ac11e4 [ 1328.467837][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.468019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1328.468051][ T32] r4:e0421dc0 [ 1328.468140][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1328.468432][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1328.468923][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 9 printk messages dropped ** [ 1328.469363][ T32] INFO: task kworker/0:265:3988 blocked for more than 454 seconds. ** 9 printk messages dropped ** [ 1328.470017][ T32] r5:84866c00 r4:829187f0 [ 1328.470053][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1328.470399][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1328.471237][ T32] r10:61c88647 r9:84866c00 r8:84527f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1328.471916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1328.472750][ T32] 1d20: a8983000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1328.473169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 12 printk messages dropped ** [ 1328.496370][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1328.496876][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1328.497408][ T32] r10:829187f4 r9:e48a9d84 r8:00000002 r7:60000013 r6:e48a9d8c r5:85078c00 ** 6 printk messages dropped ** [ 1328.497731][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.498018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e5500 [ 1328.498105][ T32] r4:00000000 [ 1328.498177][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.498233][ T32] r9:83018205 r8:85078c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1328.498261][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.498305][ T32] r5:00001000 r4:dfceb000 [ 1328.498355][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.498400][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.498446][ T32] r5:84b2ef8c r4:84b2ec00 [ 1328.498468][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.498514][ T32] r7:ddde2d40 r6:83018200 r5:84b2ef8c r4:84b0a380 [ 1328.498538][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.498587][ T32] r10:61c88647 r9:85078c00 r8:84b0a3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.498615][ T32] r4:84b0a380 [ 1328.498636][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.498683][ T32] r10:00000000 r9:84b0a380 r8:8027ed34 r7:e0729e60 r6:8479e000 r5:85078c00 [ 1328.498711][ T32] r4:00000001 [ 1328.498790][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.498833][ T32] Exception stack(0xe48a9fb0 to 0xe48a9ff8) [ 1328.498862][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.498895][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.498927][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.498959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.498986][ T32] r4:847e52c0 [ 1328.499401][ T32] INFO: task kworker/1:173:3992 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1328.499441][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.499538][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.499589][ T32] Call trace: [ 1328.499684][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1328.499749][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1328.499779][ T32] r4:00000000 [ 1328.499800][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.499841][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1328.499875][ T32] 1d20: a8cdf000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1328.499909][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1328.499965][ T32] 1d60: 80000013 ffffffff [ 1328.499999][ T32] r5:80000013 r4:80239bd0 [ 1328.500023][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.500068][ T32] r4:82ac11e4 [ 1328.500090][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.500142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1328.500169][ T32] r4:e0421dc0 [ 1328.500192][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.500265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1328.500405][ T32] r4:00000000 [ 1328.500430][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.500482][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.500535][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.500617][ T32] r5:00001000 r4:eda69000 [ 1328.500700][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.500780][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.500829][ T32] r5:85d4778c r4:85d47400 [ 1328.500874][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.500928][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1328.500954][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.501003][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.501030][ T32] r4:84ae2180 [ 1328.501107][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.501236][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1328.501279][ T32] r4:00000001 [ 1328.501304][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.501342][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1328.501373][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.501409][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.501519][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.501558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.501615][ T32] r4:84ae0100 ** 3 printk messages dropped ** [ 1328.501931][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1328.502433][ T32] r5:8507a400 r4:829187f0 [ 1328.502488][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1328.502746][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1328.522407][ T32] r10:61c88647 r9:8507a400 r8:8479e0ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1328.522853][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1328.535114][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1328.535883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 7 printk messages dropped ** [ 1328.536871][ T32] r5:00001000 r4:eda69000 ** 6 printk messages dropped ** [ 1328.537310][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1328.537972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1328.538517][ T32] r10:829187f4 r9:e06d1d84 r8:00000002 r7:60000113 r6:e06d1d8c r5:85078000 ** 4 printk messages dropped ** [ 1328.538685][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.538733][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d1e08 [ 1328.538788][ T32] r4:00000000 [ 1328.538969][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1328.539016][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1328.539120][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.539170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b08880 [ 1328.539453][ T32] r4:00000000 [ 1328.539478][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.539558][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1328.539780][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.539869][ T32] r5:00001000 r4:e0755000 [ 1328.539929][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.539976][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.540050][ T32] r5:850aff8c r4:850afc00 [ 1328.540088][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.540190][ T32] r7:dddced40 r6:83018000 r5:850aff8c r4:8479e180 [ 1328.540224][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.540274][ T32] r10:61c88647 r9:85078000 r8:8479e1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.540335][ T32] r4:8479e180 [ 1328.540371][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.540425][ T32] r10:00000000 r9:8479e180 r8:8027ed34 r7:e06c1e60 r6:8479e200 r5:85078000 [ 1328.540453][ T32] r4:00000001 [ 1328.540534][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.540575][ T32] Exception stack(0xe06d1fb0 to 0xe06d1ff8) [ 1328.540604][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.540637][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.540696][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.540734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.540791][ T32] r4:849e63c0 [ 1328.541211][ T32] INFO: task kworker/0:267:3995 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1328.541252][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.541348][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.541400][ T32] Call trace: [ 1328.541464][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1328.541519][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1328.541547][ T32] r4:00000000 [ 1328.541569][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.541609][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1328.541642][ T32] 1d20: a919d000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1328.541725][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1328.541920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1328.541947][ T32] r4:e0421dc0 [ 1328.541999][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.542110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1328.542143][ T32] r4:00000000 [ 1328.542303][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.542359][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.542387][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.542432][ T32] r5:00001000 r4:eda69000 [ 1328.542454][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.542522][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.542574][ T32] r5:85d4778c r4:85d47400 [ 1328.542596][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.542648][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1328.542672][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.542719][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.542766][ T32] r4:84ae2180 [ 1328.542791][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.542971][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1328.543038][ T32] r4:00000001 [ 1328.543084][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.543173][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1328.543236][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.543303][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.566424][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.566548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.566785][ T32] r4:84ae0100 [ 1328.566897][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.567005][ T32] INFO: task kworker/1:174:3997 blocked for more than 455 seconds. [ 1328.567049][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1328.567645][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.568044][ T32] r5:85079800 r4:829187f0 ** 1 printk messages dropped ** [ 1328.568132][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1328.568390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e5840 [ 1328.568417][ T32] r4:00000000 [ 1328.568456][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.568513][ T32] r9:83018205 r8:85079800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1328.568540][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.568587][ T32] r5:00001000 r4:dff93000 [ 1328.568609][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.568679][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.568735][ T32] r5:84b2fb8c r4:84b2f800 [ 1328.568758][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.568823][ T32] r7:ddde2d40 r6:83018200 r5:84b2fb8c r4:84b0a400 ** 1 printk messages dropped ** [ 1328.569044][ T32] r10:61c88647 r9:85079800 r8:84b0a42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1328.569900][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1328.571515][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 7 printk messages dropped ** [ 1328.571767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 9 printk messages dropped ** [ 1328.590148][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1328.590819][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 8 printk messages dropped ** [ 1328.591907][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1328.592308][ T32] r5:8507bc00 r4:829187f0 [ 1328.592330][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1328.592852][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.593156][ T32] r5:84b2f38c r4:84b2f000 ** 6 printk messages dropped ** [ 1328.606614][ T32] r10:00000000 r9:84b0a480 r8:8027ed34 r7:e0701e60 r6:8479e300 r5:8507bc00 ** 9 printk messages dropped ** [ 1328.607655][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1328.609118][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1328.609753][ T32] r5:00001000 r4:eda69000 ** 7 printk messages dropped ** [ 1328.610323][ T32] r4:84ae2180 ** 5 printk messages dropped ** [ 1328.610645][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.611355][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.612415][ T32] r5:8507b000 r4:829187f0 ** 3 printk messages dropped ** [ 1328.612948][ T32] r4:00000000 [ 1328.613102][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1328.613151][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1328.613192][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.613629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e5680 [ 1328.638906][ T32] r4:00000000 [ 1328.639070][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.639162][ T32] r9:83018205 r8:8507b000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1328.639200][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.639249][ T32] r5:00001000 r4:dfeab000 [ 1328.639302][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.639449][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.639500][ T32] r5:84b2f78c r4:84b2f400 [ 1328.639523][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.639718][ T32] r7:ddde2d40 r6:83018200 r5:84b2f78c r4:84b0a500 [ 1328.639748][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.639826][ T32] r10:61c88647 r9:8507b000 r8:84b0a52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.639859][ T32] r4:84b0a500 [ 1328.639881][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.639931][ T32] r10:00000000 r9:84b0a500 r8:8027ed34 r7:e0701e60 r6:8479e380 r5:8507b000 [ 1328.639958][ T32] r4:00000001 [ 1328.639979][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.640017][ T32] Exception stack(0xe075dfb0 to 0xe075dff8) [ 1328.640049][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.640083][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.640125][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.640160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.640187][ T32] r4:847e58c0 [ 1328.640594][ T32] INFO: task kworker/1:176:4000 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1328.640698][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.640842][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.640901][ T32] Call trace: [ 1328.640934][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1328.640990][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1328.641046][ T32] r4:00000000 [ 1328.641075][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.641172][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1328.641256][ T32] 1d20: a9db8000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1328.641294][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1328.641609][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1328.641902][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1328.642416][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1328.643031][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1328.653110][ T32] r5:8507c800 r4:829187f0 [ 1328.653133][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1328.654392][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1328.655160][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1328.656046][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1328.657254][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 7 printk messages dropped ** [ 1328.657929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 10 printk messages dropped ** [ 1328.658461][ T32] r5:85d4778c r4:85d47400 ** 5 printk messages dropped ** [ 1328.658857][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1328.659534][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1328.660141][ T32] r5:8507d400 r4:829187f0 ** 1 printk messages dropped ** [ 1328.660238][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1328.660882][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1328.661452][ T32] r10:00000000 r9:84b0a600 r8:8027ed34 r7:e07a1e60 r6:8479e480 r5:8507d400 ** 9 printk messages dropped ** [ 1328.662104][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.662714][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1328.662747][ T32] 1d20: a9db8000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1328.662781][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1328.662839][ T32] 1d60: 80000013 ffffffff [ 1328.662869][ T32] r5:80000013 r4:80239bd0 [ 1328.662941][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.663165][ T32] r4:82ac11e4 [ 1328.663376][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.693083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1328.693233][ T32] r4:e0421dc0 [ 1328.693364][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.694325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1328.694368][ T32] r4:00000000 [ 1328.694416][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.694485][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.694802][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.694857][ T32] r5:00001000 r4:eda69000 [ 1328.694890][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.694932][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.694978][ T32] r5:85d4778c r4:85d47400 [ 1328.695023][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.695078][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1328.695108][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.695274][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.695309][ T32] r4:84ae2180 [ 1328.695733][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.695895][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1328.695926][ T32] r4:00000001 [ 1328.695948][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.696205][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1328.696247][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.696282][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.696314][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.696349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.696499][ T32] r4:84ae0100 [ 1328.696535][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.696623][ T32] INFO: task kworker/1:179:4006 blocked for more than 455 seconds. [ 1328.696665][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.696753][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.696782][ T32] task:kworker/1:179 state:D stack:0 pid:4006 tgid:4006 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.696844][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.696893][ T32] Call trace: [ 1328.696980][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1328.697106][ T32] r10:829187f4 r9:e893dd84 r8:00000002 r7:60000013 r6:e893dd8c r5:8507e000 [ 1328.697732][ T32] r4:8507e000 [ 1328.697853][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.697978][ T32] r5:8507e000 r4:829187f0 [ 1328.698031][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.698078][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.698242][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e893de08 ** 2 printk messages dropped ** [ 1328.699098][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1328.699872][ T32] r5:8423378c r4:84233400 ** 7 printk messages dropped ** [ 1328.700951][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1328.701376][ T32] r4:847e5bc0 ** 3 printk messages dropped ** [ 1328.702253][ T32] Call trace: ** 6 printk messages dropped ** [ 1328.702785][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1328.734072][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.734897][ T32] r5:85d4778c r4:85d47400 ** 6 printk messages dropped ** [ 1328.735195][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 9 printk messages dropped ** [ 1328.735832][ T32] INFO: task kworker/1:180:4008 blocked for more than 455 seconds. ** 9 printk messages dropped ** [ 1328.737489][ T32] r5:85080c00 r4:829187f0 ** 3 printk messages dropped ** [ 1328.737800][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.738062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e5b40 ** 11 printk messages dropped ** [ 1328.738602][ T32] r10:61c88647 r9:85080c00 r8:84b0a72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.738643][ T32] r4:84b0a700 [ 1328.738851][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.738903][ T32] r10:00000000 r9:84b0a700 r8:8027ed34 r7:e07a1e60 r6:8479e580 r5:85080c00 [ 1328.738960][ T32] r4:00000001 [ 1328.738984][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.739024][ T32] Exception stack(0xe8945fb0 to 0xe8945ff8) [ 1328.739054][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.739088][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.739236][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.739274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.739561][ T32] r4:847e5e00 [ 1328.739980][ T32] INFO: task kworker/1:180:4008 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1328.740054][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.740276][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.740330][ T32] Call trace: [ 1328.740521][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1328.740585][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1328.740613][ T32] r4:00000000 [ 1328.740635][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.740675][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1328.740708][ T32] 1d20: aa58c000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1328.740818][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1328.740856][ T32] 1d60: 80000013 ffffffff [ 1328.740884][ T32] r5:80000013 r4:80239bd0 [ 1328.740907][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.740951][ T32] r4:82ac11e4 [ 1328.740973][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.741018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1328.741046][ T32] r4:e0421dc0 [ 1328.741068][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.741121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1328.741148][ T32] r4:00000000 [ 1328.741198][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.741252][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.741335][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.741392][ T32] r5:00001000 r4:eda69000 [ 1328.741415][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.741485][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.741533][ T32] r5:85d4778c r4:85d47400 [ 1328.741558][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.741608][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1328.741808][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.741957][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.741989][ T32] r4:84ae2180 [ 1328.742034][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.742086][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1328.742120][ T32] r4:00000001 [ 1328.742141][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.742209][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1328.742314][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.742351][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.742383][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.742444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.742481][ T32] r4:84ae0100 [ 1328.742505][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.742531][ T32] INFO: task kworker/1:181:4010 blocked for more than 455 seconds. [ 1328.742637][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.742670][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.742727][ T32] task:kworker/1:181 state:D stack:0 pid:4010 tgid:4010 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.742950][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.742999][ T32] Call trace: [ 1328.743364][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1328.775102][ T32] r10:829187f4 r9:e894dd84 r8:00000002 r7:60000113 r6:e894dd8c r5:85080000 [ 1328.775219][ T32] r4:85080000 [ 1328.775253][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.775324][ T32] r5:85080000 r4:829187f0 [ 1328.775349][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1328.775441][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e894de08 ** 10 printk messages dropped ** [ 1328.775853][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.775934][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.775986][ T32] r5:8503c78c r4:8503c400 [ 1328.776054][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.776118][ T32] r7:ddde2d40 r6:83018200 r5:8503c78c r4:84b0a780 [ 1328.776146][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.776196][ T32] r10:61c88647 r9:85080000 r8:84b0a7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.776252][ T32] r4:84b0a780 [ 1328.776279][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.776330][ T32] r10:00000000 r9:84b0a780 r8:8027ed34 r7:e07a1e60 r6:8479e600 r5:85080000 [ 1328.776357][ T32] r4:00000001 [ 1328.776378][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.776444][ T32] Exception stack(0xe894dfb0 to 0xe894dff8) [ 1328.776530][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.776601][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.776637][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.776672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.776700][ T32] r4:847e5c40 [ 1328.777161][ T32] INFO: task kworker/1:181:4010 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1328.777260][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.777338][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.777449][ T32] Call trace: [ 1328.777518][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1328.777598][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 5 printk messages dropped ** [ 1328.777872][ T32] 1d60: 80000013 ffffffff ** 7 printk messages dropped ** [ 1328.778238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 9 printk messages dropped ** [ 1328.779092][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 9 printk messages dropped ** [ 1328.779891][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1328.780475][ T32] task:kworker/1:182 state:D stack:0 pid:4012 tgid:4012 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.781090][ T32] r5:85081800 r4:829187f0 [ 1328.781160][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1328.781912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e5f00 ** 11 printk messages dropped ** [ 1328.782717][ T32] r10:61c88647 r9:85081800 r8:84b0a82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1328.783099][ T32] r4:847e50c0 ** 3 printk messages dropped ** [ 1328.809867][ T32] Call trace: ** 7 printk messages dropped ** [ 1328.810729][ T32] 1d60: 80000013 ffffffff ** 7 printk messages dropped ** [ 1328.811546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 9 printk messages dropped ** [ 1328.812386][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 8 printk messages dropped ** [ 1328.813161][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.825003][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.825611][ T32] r5:85083c00 r4:829187f0 [ 1328.825665][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.825775][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.825906][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8965e08 [ 1328.825974][ T32] r4:00000000 [ 1328.826076][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1328.826180][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1328.826292][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.826410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b39040 [ 1328.826475][ T32] r4:00000000 [ 1328.826531][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.826633][ T32] r9:83018205 r8:85083c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1328.826691][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.826788][ T32] r5:00001000 r4:e06a3000 [ 1328.826837][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.826929][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.827027][ T32] r5:8503cf8c r4:8503cc00 [ 1328.827077][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.827193][ T32] r7:ddde2d40 r6:83018200 r5:8503cf8c r4:84b0a880 [ 1328.827245][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.827372][ T32] r10:61c88647 r9:85083c00 r8:84b0a8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.827457][ T32] r4:84b0a880 [ 1328.827552][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.827675][ T32] r10:00000000 r9:84b0a880 r8:8027ed34 r7:e07a1e60 r6:8479e700 r5:85083c00 [ 1328.827759][ T32] r4:00000001 [ 1328.827836][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.827927][ T32] Exception stack(0xe8965fb0 to 0xe8965ff8) [ 1328.827996][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.828073][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.828187][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.828292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.828366][ T32] r4:84b39080 [ 1328.829116][ T32] INFO: task kworker/1:183:4014 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1328.829235][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.829383][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.829554][ T32] Call trace: [ 1328.829647][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1328.829763][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1328.829825][ T32] r4:00000000 [ 1328.829898][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.829992][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1328.830100][ T32] 1d20: aad89000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 ** 6 printk messages dropped ** [ 1328.830587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 10 printk messages dropped ** [ 1328.831434][ T32] r5:85d4778c r4:85d47400 ** 4 printk messages dropped ** [ 1328.831879][ T32] r4:84ae2180 ** 5 printk messages dropped ** [ 1328.832423][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1328.833030][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1328.864704][ T32] r5:85083000 r4:829187f0 ** 3 printk messages dropped ** [ 1328.865009][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.865615][ T32] r9:83018205 r8:85083000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 ** 5 printk messages dropped ** [ 1328.866171][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.866283][ T32] r7:ddde2d40 r6:83018200 r5:8503d38c r4:84b0a900 [ 1328.866338][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.866445][ T32] r10:61c88647 r9:85083000 r8:84b0a92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.866527][ T32] r4:84b0a900 [ 1328.866583][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.866690][ T32] r10:00000000 r9:84b0a900 r8:8027ed34 r7:e07a1e60 r6:8479e780 r5:85083000 [ 1328.866749][ T32] r4:00000001 [ 1328.866797][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.866881][ T32] Exception stack(0xe896dfb0 to 0xe896dff8) [ 1328.866950][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.867024][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.867104][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.867204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.867276][ T32] r4:84b392c0 [ 1328.868068][ T32] INFO: task kworker/1:184:4016 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1328.868170][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.868343][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.868499][ T32] Call trace: [ 1328.868607][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1328.868819][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1328.868922][ T32] r4:00000000 [ 1328.868978][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.869070][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1328.869169][ T32] 1d20: aaf9a000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1328.869252][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1328.869333][ T32] 1d60: 80000013 ffffffff [ 1328.869397][ T32] r5:80000013 r4:80239bd0 [ 1328.869448][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1328.870366][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.871040][ T32] r5:85d4778c r4:85d47400 ** 4 printk messages dropped ** [ 1328.871470][ T32] r4:84ae2180 ** 5 printk messages dropped ** [ 1328.871888][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.872597][ T32] task:kworker/1:185 state:D stack:0 pid:4018 tgid:4018 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.873239][ T32] r5:85085400 r4:829187f0 [ 1328.873288][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.904793][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.905010][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8975e08 [ 1328.905105][ T32] r4:00000000 [ 1328.905157][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1328.905248][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1328.905340][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.905474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b39340 [ 1328.905551][ T32] r4:00000000 [ 1328.905599][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.905709][ T32] r9:83018205 r8:85085400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1328.905789][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.905926][ T32] r5:00001000 r4:e06c3000 [ 1328.905984][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.906115][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.906217][ T32] r5:8503d78c r4:8503d400 [ 1328.906271][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.906394][ T32] r7:ddde2d40 r6:83018200 r5:8503d78c r4:84b0a980 [ 1328.906471][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.906612][ T32] r10:61c88647 r9:85085400 r8:84b0a9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.906699][ T32] r4:84b0a980 [ 1328.906750][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.906852][ T32] r10:00000000 r9:84b0a980 r8:8027ed34 r7:e07a1e60 r6:8479e800 r5:85085400 [ 1328.906931][ T32] r4:00000001 [ 1328.906989][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1328.907324][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1328.909196][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 8 printk messages dropped ** [ 1328.909880][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1328.910349][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 9 printk messages dropped ** [ 1328.911342][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1328.911845][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1328.912880][ T32] r10:829187f4 r9:ea985d84 r8:00000002 r7:60000013 r6:ea985d8c r5:85086000 ** 2 printk messages dropped ** [ 1328.913144][ T32] r5:85086000 r4:829187f0 ** 2 printk messages dropped ** [ 1328.937681][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea985e08 ** 4 printk messages dropped ** [ 1328.938250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b39580 [ 1328.938333][ T32] r4:00000000 [ 1328.938394][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.938524][ T32] r9:83018205 r8:85086000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1328.938591][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.938694][ T32] r5:00001000 r4:e06e3000 [ 1328.938759][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.938865][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.939008][ T32] r5:8503df8c r4:8503dc00 [ 1328.939070][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.939188][ T32] r7:ddde2d40 r6:83018200 r5:8503df8c r4:84b0aa00 [ 1328.939244][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.939347][ T32] r10:61c88647 r9:85086000 r8:84b0aa2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.939408][ T32] r4:84b0aa00 [ 1328.939458][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.939597][ T32] r10:00000000 r9:84b0aa00 r8:8027ed34 r7:e07a1e60 r6:8479e880 r5:85086000 [ 1328.939664][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1328.939935][ T32] Exception stack(0xea985fb0 to 0xea985ff8) ** 6 printk messages dropped ** [ 1328.941221][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1328.942985][ T32] r4:e0421dc0 ** 8 printk messages dropped ** [ 1328.956478][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1328.957561][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 8 printk messages dropped ** [ 1328.958369][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1328.959116][ T32] r5:85082400 r4:829187f0 ** 2 printk messages dropped ** [ 1328.959387][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea98de08 ** 8 printk messages dropped ** [ 1328.960084][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1328.961081][ T32] r10:00000000 r9:84b0aa80 r8:8027ed34 r7:ea985e60 r6:8479e900 r5:85082400 ** 9 printk messages dropped ** [ 1328.962549][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.963234][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1328.963324][ T32] 1d20: ab4a2000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1328.986840][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1328.987039][ T32] 1d60: 80000013 ffffffff [ 1328.987123][ T32] r5:80000013 r4:80239bd0 [ 1328.987182][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.987315][ T32] r4:82ac11e4 [ 1328.987391][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.987510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1328.987573][ T32] r4:e0421dc0 [ 1328.987625][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.987727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1328.987816][ T32] r4:00000000 [ 1328.987891][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1328.988013][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1328.988072][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.988178][ T32] r5:00001000 r4:eda69000 [ 1328.988232][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1328.988322][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.988420][ T32] r5:85d4778c r4:85d47400 [ 1328.988473][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.988601][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1328.988688][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.988817][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.988889][ T32] r4:84ae2180 [ 1328.988940][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.989046][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1328.989120][ T32] r4:00000001 [ 1328.989172][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.989358][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1328.989430][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.989552][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.989644][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.989721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.989782][ T32] r4:84ae0100 [ 1328.989861][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.989952][ T32] INFO: task kworker/1:188:4024 blocked for more than 455 seconds. [ 1328.990060][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.990152][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.990210][ T32] task:kworker/1:188 state:D stack:0 pid:4024 tgid:4024 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.990397][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.990500][ T32] Call trace: [ 1328.990598][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1328.990710][ T32] r10:829187f4 r9:ea995d84 r8:00000002 r7:60000113 r6:ea995d8c r5:85086c00 [ 1328.990770][ T32] r4:85086c00 [ 1328.990814][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.990903][ T32] r5:85086c00 r4:829187f0 [ 1328.990950][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.991060][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.991182][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea995e08 [ 1328.991258][ T32] r4:00000000 [ 1328.991331][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1328.991425][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1328.991510][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1328.991606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b39640 [ 1328.991665][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.992003][ T32] r5:00001000 r4:e0703000 ** 7 printk messages dropped ** [ 1328.992697][ T32] r4:84b0ab00 ** 6 printk messages dropped ** [ 1328.993259][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1329.025824][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1329.026829][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1329.027490][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 14 printk messages dropped ** [ 1329.028821][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1329.029738][ T32] r5:85088000 r4:829187f0 ** 2 printk messages dropped ** [ 1329.029985][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9a1e08 ** 5 printk messages dropped ** [ 1329.030470][ T32] r4:00000000 [ 1329.030536][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1329.030644][ T32] r9:83018205 r8:85088000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1329.030702][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.030794][ T32] r5:00001000 r4:e070f000 [ 1329.030843][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1329.030952][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.031052][ T32] r5:8503e78c r4:8503e400 [ 1329.031115][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.031214][ T32] r7:ddde2d40 r6:83018200 r5:8503e78c r4:84b0ab80 [ 1329.031296][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.031409][ T32] r10:61c88647 r9:85088000 r8:84b0abac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.031470][ T32] r4:84b0ab80 [ 1329.031515][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.031609][ T32] r10:00000000 r9:84b0ab80 r8:8027ed34 r7:ea98de60 r6:8479ea00 r5:85088000 [ 1329.031663][ T32] r4:00000001 [ 1329.031709][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.031811][ T32] Exception stack(0xea9a1fb0 to 0xea9a1ff8) [ 1329.031886][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.031959][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.032045][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.032132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.032191][ T32] r4:84b39680 [ 1329.032928][ T32] INFO: task kworker/1:189:4026 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1329.033051][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.033200][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.054445][ T32] Call trace: [ 1329.054592][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1329.054747][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1329.054811][ T32] r4:00000000 [ 1329.054864][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.054979][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1329.055083][ T32] 1d20: aba84000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1329.055170][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1329.055238][ T32] 1d60: 80000013 ffffffff [ 1329.055298][ T32] r5:80000013 r4:80239bd0 [ 1329.055347][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1329.055670][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1329.056224][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1329.057189][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 9 printk messages dropped ** [ 1329.057927][ T32] INFO: task kworker/1:190:4028 blocked for more than 455 seconds. ** 9 printk messages dropped ** [ 1329.058802][ T32] r5:85089800 r4:829187f0 [ 1329.058855][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1329.059443][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1329.060391][ T32] r7:ddde2d40 r6:83018200 r5:8503eb8c r4:84b0ac00 ** 9 printk messages dropped ** [ 1329.061173][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1329.062890][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 7 printk messages dropped ** [ 1329.091279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1329.091353][ T32] r4:e0421dc0 [ 1329.091408][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1329.091532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1329.091617][ T32] r4:00000000 [ 1329.091772][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1329.091905][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1329.091967][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.092070][ T32] r5:00001000 r4:eda69000 [ 1329.092153][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1329.092253][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.092350][ T32] r5:85d4778c r4:85d47400 [ 1329.092425][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.092538][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1329.092591][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.092691][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.092755][ T32] r4:84ae2180 [ 1329.092804][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.092913][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1329.092976][ T32] r4:00000001 [ 1329.093029][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.093126][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1329.093198][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.093274][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.101553][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.101780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.101880][ T32] r4:84ae0100 [ 1329.101963][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.102083][ T32] INFO: task kworker/1:191:4030 blocked for more than 455 seconds. [ 1329.102172][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.102239][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1329.102477][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.103097][ T32] r5:8508b000 r4:829187f0 [ 1329.103151][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1329.118434][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1329.119666][ T32] r7:ddde2d40 r6:83018200 r5:8503ef8c r4:84b0ac80 ** 1 printk messages dropped ** [ 1329.119843][ T32] r10:61c88647 r9:8508b000 r8:84b0acac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.119957][ T32] r4:84b0ac80 [ 1329.120016][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.120132][ T32] r10:00000000 r9:84b0ac80 r8:8027ed34 r7:ea98de60 r6:8479eb00 r5:8508b000 [ 1329.120211][ T32] r4:00000001 [ 1329.120267][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.120351][ T32] Exception stack(0xea9b1fb0 to 0xea9b1ff8) [ 1329.120422][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.120500][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.120569][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.120644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.120701][ T32] r4:84b39900 [ 1329.121447][ T32] INFO: task kworker/1:191:4030 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1329.121538][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.121729][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.122304][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 7 printk messages dropped ** [ 1329.122986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 9 printk messages dropped ** [ 1329.137713][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1329.139034][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1329.140513][ T32] r5:8508a400 r4:829187f0 [ 1329.140588][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1329.141157][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1329.142256][ T32] r5:8503f78c r4:8503f400 ** 7 printk messages dropped ** [ 1329.143044][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.170987][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1329.172988][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 8 printk messages dropped ** [ 1329.179269][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1329.179904][ T32] r5:00001000 r4:eda69000 ** 7 printk messages dropped ** [ 1329.180561][ T32] r4:84ae2180 ** 5 printk messages dropped ** [ 1329.181029][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.181820][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.182440][ T32] r5:8508c800 r4:829187f0 ** 3 printk messages dropped ** [ 1329.182806][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.183203][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.199066][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1329.200139][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1329.201909][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.202433][ T32] r5:80000013 r4:80239bd0 ** 7 printk messages dropped ** [ 1329.203071][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.218204][ T32] r5:85d4778c r4:85d47400 ** 4 printk messages dropped ** [ 1329.218667][ T32] r4:84ae2180 [ 1329.218722][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.218831][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1329.218893][ T32] r4:00000001 [ 1329.218940][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.219022][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1329.219100][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.219178][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.219251][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.219326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.219385][ T32] r4:84ae0100 [ 1329.219441][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.219552][ T32] INFO: task kworker/0:268:4036 blocked for more than 455 seconds. [ 1329.219647][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.219711][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.219761][ T32] task:kworker/0:268 state:D stack:0 pid:4036 tgid:4036 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.219879][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.219995][ T32] Call trace: [ 1329.220077][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1329.220214][ T32] r10:829187f4 r9:e8939d84 r8:00000002 r7:60000113 r6:e8939d8c r5:8508d400 [ 1329.220282][ T32] r4:8508d400 [ 1329.220349][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.220451][ T32] r5:8508d400 r4:829187f0 [ 1329.220501][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.220589][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.220696][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8939e08 [ 1329.220759][ T32] r4:00000000 [ 1329.220808][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1329.220908][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1329.221001][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1329.221141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b08a00 [ 1329.221240][ T32] r4:00000000 [ 1329.221299][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1329.221409][ T32] r9:83018005 r8:8508d400 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1329.221466][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.221596][ T32] r5:00001000 r4:e077d000 [ 1329.221655][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1329.221744][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.221860][ T32] r5:850c038c r4:850c0000 [ 1329.221917][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.222046][ T32] r7:dddced40 r6:83018000 r5:850c038c r4:8479ec80 [ 1329.222133][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.222248][ T32] r10:61c88647 r9:8508d400 r8:8479ecac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.222313][ T32] r4:8479ec80 [ 1329.222361][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.222460][ T32] r10:00000000 r9:8479ec80 r8:8027ed34 r7:e06c1e60 r6:8479ed00 r5:8508d400 [ 1329.222519][ T32] r4:00000001 [ 1329.222584][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.222693][ T32] Exception stack(0xe8939fb0 to 0xe8939ff8) [ 1329.222766][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.222863][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.222945][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.223020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.223101][ T32] r4:84b08840 [ 1329.249158][ T32] INFO: task kworker/0:268:4036 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1329.249394][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.249583][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.249736][ T32] Call trace: [ 1329.249821][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1329.249948][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1329.250042][ T32] r4:00000000 [ 1329.250105][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.250198][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1329.250272][ T32] 1d20: ac4ee000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 ** 2 printk messages dropped ** [ 1329.250501][ T32] r5:80000013 r4:80239bd0 ** 6 printk messages dropped ** [ 1329.251042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 11 printk messages dropped ** [ 1329.252058][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1329.252979][ T32] INFO: task kworker/1:194:4039 blocked for more than 455 seconds. ** 9 printk messages dropped ** [ 1329.268022][ T32] r5:8508e000 r4:829187f0 ** 2 printk messages dropped ** [ 1329.268275][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8931e08 ** 8 printk messages dropped ** [ 1329.268988][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1329.269916][ T32] r10:00000000 r9:84b0ae00 r8:8027ed34 r7:ea9c5e60 r6:8479ed80 r5:8508e000 ** 9 printk messages dropped ** [ 1329.271389][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1329.292420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 13 printk messages dropped ** [ 1329.299596][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 12 printk messages dropped ** [ 1329.300675][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1329.301391][ T32] r5:8508ec00 r4:829187f0 ** 3 printk messages dropped ** [ 1329.301836][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1329.302797][ T32] r5:00001000 r4:dfb81000 ** 4 printk messages dropped ** [ 1329.303266][ T32] r7:ddde2d40 r6:83018200 r5:8503ff8c r4:84b0ae80 [ 1329.303320][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.326999][ T32] r10:61c88647 r9:8508ec00 r8:84b0aeac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.327201][ T32] r4:84b0ae80 [ 1329.327260][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.327598][ T32] r10:00000000 r9:84b0ae80 r8:8027ed34 r7:ea9c5e60 r6:8479ee00 r5:8508ec00 [ 1329.327682][ T32] r4:00000001 [ 1329.327751][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.327872][ T32] Exception stack(0xe0659fb0 to 0xe0659ff8) [ 1329.327980][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.328099][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.328196][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.328274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.328333][ T32] r4:84b39f40 [ 1329.329039][ T32] INFO: task kworker/1:195:4040 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1329.329134][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.329324][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.329467][ T32] Call trace: [ 1329.329551][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1329.329697][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1329.329761][ T32] r4:00000000 [ 1329.329810][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.329904][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1329.330031][ T32] 1d20: ac8ad000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1329.330126][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1329.330188][ T32] 1d60: 80000013 ffffffff [ 1329.330244][ T32] r5:80000013 r4:80239bd0 [ 1329.330318][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.330418][ T32] r4:82ac11e4 [ 1329.330467][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.330567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1329.330667][ T32] r4:e0421dc0 [ 1329.330728][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1329.330839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1329.330893][ T32] r4:00000000 [ 1329.331045][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1329.331185][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1329.331268][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.331399][ T32] r5:00001000 r4:eda69000 [ 1329.331453][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1329.331540][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.331630][ T32] r5:85d4778c r4:85d47400 [ 1329.331680][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.331776][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1329.331826][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.331947][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.332008][ T32] r4:84ae2180 [ 1329.332163][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.332280][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1329.332358][ T32] r4:00000001 [ 1329.332603][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.332699][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1329.332785][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.332904][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.332998][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.333130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.333201][ T32] r4:84ae0100 [ 1329.333310][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.352905][ T32] INFO: task kworker/1:196:4044 blocked for more than 455 seconds. [ 1329.353227][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.353370][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.354054][ T32] task:kworker/1:196 state:D stack:0 pid:4044 tgid:4044 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.354310][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.354453][ T32] Call trace: [ 1329.354529][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1329.354647][ T32] r10:829187f4 r9:ea9cdd84 r8:00000002 r7:60000013 r6:ea9cdd8c r5:8508bc00 [ 1329.354862][ T32] r4:8508bc00 [ 1329.354949][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.355044][ T32] r5:8508bc00 r4:829187f0 [ 1329.355147][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.355247][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.355367][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9cde08 [ 1329.355514][ T32] r4:00000000 [ 1329.355567][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1329.355951][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1329.357242][ T32] r7:ddde2d40 r6:83018200 r5:8504078c r4:84b0af00 ** 8 printk messages dropped ** [ 1329.358202][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1329.359479][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1329.361619][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1329.362479][ T32] r5:00001000 r4:eda69000 ** 6 printk messages dropped ** [ 1329.363114][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1329.398728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1329.398962][ T32] INFO: task kworker/1:197:4047 blocked for more than 455 seconds. [ 1329.399037][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.399134][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.399228][ T32] task:kworker/1:197 state:D stack:0 pid:4047 tgid:4047 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.399467][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.399582][ T32] Call trace: [ 1329.399653][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1329.399761][ T32] r10:829187f4 r9:ea9d9d84 r8:00000002 r7:60000013 r6:ea9d9d8c r5:84a30c00 [ 1329.399881][ T32] r4:84a30c00 [ 1329.400027][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.400207][ T32] r5:84a30c00 r4:829187f0 [ 1329.400343][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.400445][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.400636][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9d9e08 [ 1329.400705][ T32] r4:00000000 [ 1329.400817][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1329.400976][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1329.401077][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1329.401186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8e1c0 [ 1329.401243][ T32] r4:00000000 [ 1329.401342][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1329.401453][ T32] r9:83018205 r8:84a30c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1329.401575][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.401715][ T32] r5:00001000 r4:e0029000 [ 1329.401777][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1329.401904][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.402068][ T32] r5:85040f8c r4:85040c00 [ 1329.402133][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.402236][ T32] r7:ddde2d40 r6:83018200 r5:85040f8c r4:84b0af80 [ 1329.402378][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.402494][ T32] r10:61c88647 r9:84a30c00 r8:84b0afac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.402551][ T32] r4:84b0af80 [ 1329.402651][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.402796][ T32] r10:00000000 r9:84b0af80 r8:8027ed34 r7:ea9cde60 r6:8479ef00 r5:84a30c00 [ 1329.402933][ T32] r4:00000001 [ 1329.402986][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.403102][ T32] Exception stack(0xea9d9fb0 to 0xea9d9ff8) [ 1329.403257][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.411605][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1329.412010][ T32] r4:84b8e0c0 [ 1329.412741][ T32] INFO: task kworker/1:197:4047 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1329.412841][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.412999][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.413252][ T32] Call trace: [ 1329.423860][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1329.423961][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1329.424017][ T32] r4:00000000 [ 1329.424046][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.424138][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1329.424463][ T32] 1d20: ad1a0000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1329.424508][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1329.424563][ T32] 1d60: 80000013 ffffffff [ 1329.424594][ T32] r5:80000013 r4:80239bd0 [ 1329.424617][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.424666][ T32] r4:82ac11e4 [ 1329.424688][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.425163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1329.425470][ T32] r4:e0421dc0 [ 1329.425497][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1329.425545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1329.425741][ T32] r4:00000000 [ 1329.425767][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1329.425819][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 4 printk messages dropped ** [ 1329.426956][ T32] r5:85d4778c r4:85d47400 ** 4 printk messages dropped ** [ 1329.427146][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1329.427480][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1329.428973][ T32] r10:829187f4 r9:ea9c9d84 r8:00000002 r7:60000113 r6:ea9c9d8c r5:8500a400 ** 2 printk messages dropped ** [ 1329.429092][ T32] r5:8500a400 r4:829187f0 ** 2 printk messages dropped ** [ 1329.429254][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c9e08 ** 12 printk messages dropped ** [ 1329.430953][ T32] r5:85040b8c r4:85040800 ** 6 printk messages dropped ** [ 1329.432610][ T32] r10:00000000 r9:84813000 r8:8027ed34 r7:ea9d9e60 r6:84813080 r5:8500a400 [ 1329.432730][ T32] r4:00000001 [ 1329.432855][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.432915][ T32] Exception stack(0xea9c9fb0 to 0xea9c9ff8) [ 1329.433102][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.433144][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.433360][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.464729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.464784][ T32] r4:84b8e0c0 [ 1329.465912][ T32] INFO: task kworker/1:198:4048 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1329.466098][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.466332][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.466534][ T32] Call trace: [ 1329.466617][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1329.466684][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1329.466714][ T32] r4:00000000 [ 1329.467101][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.467822][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1329.467865][ T32] 1d20: ad930000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 ** 4 printk messages dropped ** [ 1329.469002][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1329.469965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 11 printk messages dropped ** [ 1329.471556][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1329.472695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1329.494383][ T32] r4:8500b000 ** 1 printk messages dropped ** [ 1329.494426][ T32] r5:8500b000 r4:829187f0 ** 2 printk messages dropped ** [ 1329.494739][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9d1e08 ** 9 printk messages dropped ** [ 1329.496083][ T32] r5:00001000 r4:e00fb000 ** 6 printk messages dropped ** [ 1329.496553][ T32] r10:61c88647 r9:8500b000 r8:8481312c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 11 printk messages dropped ** [ 1329.499365][ T32] INFO: task kworker/1:199:4050 is blocked on a mutex likely owned by task kworker/0:176:3656. ** 13 printk messages dropped ** [ 1329.502084][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1329.502660][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.503356][ T32] r5:85d4778c r4:85d47400 ** 6 printk messages dropped ** [ 1329.539535][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 9 printk messages dropped ** [ 1329.540418][ T32] INFO: task kworker/1:200:4051 blocked for more than 456 seconds. ** 9 printk messages dropped ** [ 1329.541513][ T32] r5:8500bc00 r4:829187f0 ** 2 printk messages dropped ** [ 1329.541772][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0825e08 ** 9 printk messages dropped ** [ 1329.542639][ T32] r5:00001000 r4:e008d000 [ 1329.542695][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1329.542785][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.542887][ T32] r5:8504138c r4:85041000 [ 1329.542931][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.543016][ T32] r7:ddde2d40 r6:83018200 r5:8504138c r4:84813200 [ 1329.543066][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.543173][ T32] r10:61c88647 r9:8500bc00 r8:8481322c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.543237][ T32] r4:84813200 [ 1329.558993][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.559235][ T32] r10:00000000 r9:84813200 r8:8027ed34 r7:ea9d1e60 r6:84813280 r5:8500bc00 [ 1329.559315][ T32] r4:00000001 [ 1329.559385][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.559478][ T32] Exception stack(0xe0825fb0 to 0xe0825ff8) [ 1329.559565][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.559643][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.559711][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.559816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.559890][ T32] r4:84b8e180 [ 1329.560618][ T32] INFO: task kworker/1:200:4051 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1329.560703][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.560919][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.561110][ T32] Call trace: [ 1329.561191][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1329.561335][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1329.561408][ T32] r4:00000000 [ 1329.561495][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.561588][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1329.561657][ T32] 1d20: ae094000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1329.561730][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1329.561790][ T32] 1d60: 80000013 ffffffff [ 1329.561843][ T32] r5:80000013 r4:80239bd0 [ 1329.561916][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.562095][ T32] r4:82ac11e4 [ 1329.562157][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.562256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1329.562317][ T32] r4:e0421dc0 [ 1329.562364][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1329.562464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1329.562524][ T32] r4:00000000 [ 1329.562591][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1329.562701][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1329.562803][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.562914][ T32] r5:00001000 r4:eda69000 [ 1329.562983][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1329.563091][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.563208][ T32] r5:85d4778c r4:85d47400 [ 1329.563261][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.584065][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 2 printk messages dropped ** [ 1329.584481][ T32] r4:84ae2180 ** 5 printk messages dropped ** [ 1329.584882][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1329.585989][ T32] r10:829187f4 r9:ea9e1d84 r8:00000002 r7:60000013 r6:ea9e1d8c r5:8500c800 ** 2 printk messages dropped ** [ 1329.586540][ T32] r5:8500c800 r4:829187f0 ** 5 printk messages dropped ** [ 1329.587113][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1329.588033][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1329.588761][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1329.589047][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.589116][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.589191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.589302][ T32] r4:84b8e500 [ 1329.590072][ T32] INFO: task kworker/1:201:4054 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1329.590164][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.590301][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.590394][ T32] Call trace: [ 1329.590461][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1329.590591][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1329.590655][ T32] r4:00000000 [ 1329.590702][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.590785][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1329.590848][ T32] 1d20: ae47a000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1329.590918][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1329.591019][ T32] 1d60: 80000013 ffffffff [ 1329.591096][ T32] r5:80000013 r4:80239bd0 [ 1329.591185][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.591305][ T32] r4:82ac11e4 [ 1329.591358][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.591454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1329.591512][ T32] r4:e0421dc0 [ 1329.591557][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1329.591649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1329.591703][ T32] r4:00000000 [ 1329.591742][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1329.591836][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1329.591890][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.591990][ T32] r5:00001000 r4:eda69000 [ 1329.592043][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1329.592131][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1329.592427][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 3 printk messages dropped ** [ 1329.592776][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1329.593322][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1329.614758][ T32] INFO: task kworker/1:202:4056 blocked for more than 456 seconds. ** 3 printk messages dropped ** [ 1329.615145][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.615720][ T32] r5:8500d400 r4:829187f0 [ 1329.615770][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.615862][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1329.616035][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1329.616274][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1329.617037][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1329.617574][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1329.617881][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1329.618976][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1329.620046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1329.620118][ T32] r4:e0421dc0 [ 1329.620178][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1329.620277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1329.620330][ T32] r4:00000000 [ 1329.620387][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1329.620534][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1329.620604][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.620748][ T32] r5:00001000 r4:eda69000 [ 1329.620839][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1329.620935][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.621020][ T32] r5:85d4778c r4:85d47400 [ 1329.621063][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.621180][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1329.621241][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.621335][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.621391][ T32] r4:84ae2180 [ 1329.621482][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.621592][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1329.621671][ T32] r4:00000001 [ 1329.621727][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.621799][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1329.621858][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.621924][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.621985][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.622085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.622145][ T32] r4:84ae0100 [ 1329.622230][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.622289][ T32] INFO: task kworker/1:203:4058 blocked for more than 456 seconds. [ 1329.622350][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.622404][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.622463][ T32] task:kworker/1:203 state:D stack:0 pid:4058 tgid:4058 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.622560][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.622684][ T32] Call trace: [ 1329.622806][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1329.622914][ T32] r10:829187f4 r9:ea9e9d84 r8:00000002 r7:60000113 r6:ea9e9d8c r5:8500e000 [ 1329.622967][ T32] r4:8500e000 [ 1329.623013][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.623095][ T32] r5:8500e000 r4:829187f0 [ 1329.623152][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.623228][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.651429][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9e9e08 [ 1329.651615][ T32] r4:00000000 [ 1329.651675][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1329.651825][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1329.651946][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1329.652078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8eac0 [ 1329.652148][ T32] r4:00000000 [ 1329.652198][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1329.652304][ T32] r9:83018205 r8:8500e000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.652389][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.652523][ T32] r5:00001000 r4:e04e7000 [ 1329.652579][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1329.652715][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.652807][ T32] r5:8504278c r4:85042400 [ 1329.652849][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.652956][ T32] r7:ddde2d40 r6:83018200 r5:8504278c r4:84813500 [ 1329.653019][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.653128][ T32] r10:61c88647 r9:8500e000 r8:8481352c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.653188][ T32] r4:84813500 [ 1329.653279][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.661975][ T32] r10:00000000 r9:84813500 r8:8027ed34 r7:ea9e1e60 r6:84813580 r5:8500e000 [ 1329.662150][ T32] r4:00000001 [ 1329.662238][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.662360][ T32] Exception stack(0xea9e9fb0 to 0xea9e9ff8) [ 1329.662431][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.662501][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.662575][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.662650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.662738][ T32] r4:84b8e780 ** 1 printk messages dropped ** [ 1329.674264][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1329.675995][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1329.676554][ T32] r5:00001000 r4:eda69000 ** 7 printk messages dropped ** [ 1329.677343][ T32] r4:84ae2180 ** 7 printk messages dropped ** [ 1329.678035][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.678117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.678176][ T32] r4:84ae0100 [ 1329.678228][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.678315][ T32] INFO: task kworker/1:204:4060 blocked for more than 456 seconds. [ 1329.678401][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.678461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.678504][ T32] task:kworker/1:204 state:D stack:0 pid:4060 tgid:4060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.678600][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.678698][ T32] Call trace: [ 1329.678802][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1329.678943][ T32] r10:829187f4 r9:ea9edd84 r8:00000002 r7:60000013 r6:ea9edd8c r5:8500ec00 [ 1329.679010][ T32] r4:8500ec00 [ 1329.679057][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.679153][ T32] r5:8500ec00 r4:829187f0 [ 1329.679199][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.679299][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.679428][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9ede08 [ 1329.679514][ T32] r4:00000000 [ 1329.679562][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1329.679660][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1329.679752][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1329.679869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8e940 ** 3 printk messages dropped ** [ 1329.680244][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1329.681246][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.681556][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1329.707388][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 7 printk messages dropped ** [ 1329.708137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1329.708209][ T32] r4:e0421dc0 [ 1329.708255][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1329.708363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1329.708432][ T32] r4:00000000 [ 1329.708477][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1329.708574][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1329.708648][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.708749][ T32] r5:00001000 r4:eda69000 [ 1329.708805][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1329.708896][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.708989][ T32] r5:85d4778c r4:85d47400 [ 1329.709038][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.709146][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1329.709219][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.709329][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1329.709932][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.710727][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.711277][ T32] r5:85084800 r4:829187f0 [ 1329.711332][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1329.711805][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1329.712751][ T32] r7:ddde2d40 r6:83018200 r5:85042f8c r4:84813700 ** 8 printk messages dropped ** [ 1329.728300][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.730041][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 10 printk messages dropped ** [ 1329.730938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1329.731025][ T32] r4:e0421dc0 [ 1329.731073][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1329.731194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1329.731259][ T32] r4:00000000 [ 1329.731343][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1329.731470][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1329.731532][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.731626][ T32] r5:00001000 r4:eda69000 [ 1329.731701][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1329.731793][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.731883][ T32] r5:85d4778c r4:85d47400 [ 1329.731926][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.732016][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1329.732073][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.732186][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.732245][ T32] r4:84ae2180 [ 1329.732292][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.732392][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1329.732447][ T32] r4:00000001 [ 1329.732490][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.732564][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1329.732625][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.732696][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.732759][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.732843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.732926][ T32] r4:84ae0100 [ 1329.732984][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.733057][ T32] INFO: task kworker/1:206:4065 blocked for more than 456 seconds. [ 1329.733137][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.733200][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.733249][ T32] task:kworker/1:206 state:D stack:0 pid:4065 tgid:4065 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.756440][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.756689][ T32] Call trace: [ 1329.756766][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1329.757092][ T32] r5:85010c00 r4:829187f0 [ 1329.757149][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1329.758156][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1329.759307][ T32] Exception stack(0xea9f9fb0 to 0xea9f9ff8) ** 7 printk messages dropped ** [ 1329.760759][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1329.761934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 2 printk messages dropped ** [ 1329.762185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1329.762243][ T32] r4:00000000 [ 1329.762287][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1329.762376][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1329.762425][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.762582][ T32] r5:00001000 r4:eda69000 [ 1329.762647][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1329.762734][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.762824][ T32] r5:85d4778c r4:85d47400 [ 1329.762880][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.762987][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1329.763053][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.763176][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.763261][ T32] r4:84ae2180 [ 1329.763304][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.774197][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1329.774295][ T32] r4:00000001 [ 1329.774345][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.774463][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1329.774573][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.774657][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.774723][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.774796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.774854][ T32] r4:84ae0100 [ 1329.774910][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.774972][ T32] INFO: task kworker/0:269:4066 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 1329.775765][ T32] r4:84a31800 ** 1 printk messages dropped ** [ 1329.776062][ T32] r5:84a31800 r4:829187f0 ** 3 printk messages dropped ** [ 1329.776362][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.777022][ T32] r9:83018005 r8:84a31800 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 ** 12 printk messages dropped ** [ 1329.778146][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1329.778773][ T32] r4:84b08580 ** 6 printk messages dropped ** [ 1329.780320][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1329.781058][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1329.781514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1329.781573][ T32] r4:00000000 [ 1329.781649][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1329.781759][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1329.781814][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.781911][ T32] r5:00001000 r4:eda69000 [ 1329.781959][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1329.782066][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.782168][ T32] r5:85d4778c r4:85d47400 [ 1329.782214][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.782316][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1329.782369][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.782468][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.782525][ T32] r4:84ae2180 [ 1329.782567][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.782696][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1329.782759][ T32] r4:00000001 [ 1329.782802][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.782880][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1329.782941][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.783010][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.783075][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.783149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.783207][ T32] r4:84ae0100 [ 1329.783258][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.816007][ T32] INFO: task kworker/1:207:4068 blocked for more than 456 seconds. [ 1329.816196][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.816326][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.816392][ T32] task:kworker/1:207 state:D stack:0 pid:4068 tgid:4068 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.816575][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.816711][ T32] Call trace: [ 1329.816786][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1329.816944][ T32] r10:829187f4 r9:ea9fdd84 r8:00000002 r7:60000013 r6:ea9fdd8c r5:84a30000 ** 2 printk messages dropped ** [ 1329.817237][ T32] r5:84a30000 r4:829187f0 [ 1329.817284][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1329.817915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb5480 ** 11 printk messages dropped ** [ 1329.819002][ T32] r10:61c88647 r9:84a30000 r8:8481392c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1329.820029][ T32] r4:84bb5140 [ 1329.820748][ T32] INFO: task kworker/1:207:4068 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1329.820828][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.820957][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.821168][ T32] Call trace: [ 1329.821513][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1329.821673][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1329.821743][ T32] r4:00000000 [ 1329.821791][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.821876][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1329.821999][ T32] 1d20: afa9c000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1329.822113][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1329.822177][ T32] 1d60: 80000013 ffffffff [ 1329.822235][ T32] r5:80000013 r4:80239bd0 [ 1329.822283][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.822375][ T32] r4:82ac11e4 [ 1329.822422][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.822545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 3 printk messages dropped ** [ 1329.822811][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.848918][ T32] r5:85d4778c r4:85d47400 ** 6 printk messages dropped ** [ 1329.849483][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 11 printk messages dropped ** [ 1329.850723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1329.851450][ T32] r5:85012400 r4:829187f0 [ 1329.851526][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1329.852185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb5600 ** 9 printk messages dropped ** [ 1329.853169][ T32] r7:ddde2d40 r6:83018200 r5:8504338c r4:84813980 ** 8 printk messages dropped ** [ 1329.864983][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1329.865311][ T32] r4:84bb52c0 [ 1329.866044][ T32] INFO: task kworker/1:208:4070 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1329.866138][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.866415][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.866632][ T32] Call trace: [ 1329.866782][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1329.866969][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1329.867068][ T32] r4:00000000 [ 1329.867178][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.867275][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1329.867377][ T32] 1d20: afdcb000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1329.867469][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1329.867534][ T32] 1d60: 80000013 ffffffff [ 1329.867591][ T32] r5:80000013 r4:80239bd0 [ 1329.867642][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.867733][ T32] r4:82ac11e4 [ 1329.867803][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.867902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1329.868003][ T32] r4:e0421dc0 [ 1329.868095][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1329.868207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1329.868263][ T32] r4:00000000 [ 1329.868312][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1329.868444][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1329.868504][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.868603][ T32] r5:00001000 r4:eda69000 [ 1329.868652][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1329.868809][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.868917][ T32] r5:85d4778c r4:85d47400 [ 1329.869000][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.869110][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1329.869165][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.869265][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.869322][ T32] r4:84ae2180 [ 1329.869370][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.869470][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1329.869545][ T32] r4:00000001 [ 1329.869596][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.869672][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1329.869733][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.869804][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.869872][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.869944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.870030][ T32] r4:84ae0100 [ 1329.870087][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.870157][ T32] INFO: task kworker/0:270:4072 blocked for more than 456 seconds. [ 1329.870355][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.870453][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.870510][ T32] task:kworker/0:270 state:D stack:0 pid:4072 tgid:4072 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.870615][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.870706][ T32] Call trace: [ 1329.870871][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1329.870998][ T32] r10:829187f4 r9:ea9f1d84 r8:00000002 r7:60000113 r6:ea9f1d8c r5:84a33000 [ 1329.871061][ T32] r4:84a33000 [ 1329.871158][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.871262][ T32] r5:84a33000 r4:829187f0 [ 1329.871310][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.871445][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.871611][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f1e08 [ 1329.871680][ T32] r4:00000000 [ 1329.871730][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1329.871813][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1329.871929][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1329.872069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb8040 [ 1329.872158][ T32] r4:00000000 [ 1329.872208][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1329.872308][ T32] r9:83018005 r8:84a33000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1329.872361][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.872453][ T32] r5:00001000 r4:e064b000 [ 1329.872503][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1329.872821][ T32] r7:dddced40 r6:83018000 r5:850c0f8c r4:84bbc100 ** 7 printk messages dropped ** [ 1329.902413][ T32] Exception stack(0xea9f1fb0 to 0xea9f1ff8) ** 7 printk messages dropped ** [ 1329.915610][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1329.916817][ T32] r5:80000013 r4:80239bd0 ** 6 printk messages dropped ** [ 1329.917486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 9 printk messages dropped ** [ 1329.918365][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 4 printk messages dropped ** [ 1329.918619][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1329.918651][ T32] r4:00000001 [ 1329.918673][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.918736][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1329.918771][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.918860][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.918925][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.918963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.918990][ T32] r4:84ae0100 [ 1329.919055][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.919089][ T32] INFO: task kworker/0:271:4073 blocked for more than 456 seconds. [ 1329.919131][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.919163][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.919185][ T32] task:kworker/0:271 state:D stack:0 pid:4073 tgid:4073 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.919266][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.919361][ T32] Call trace: [ 1329.919398][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1329.919501][ T32] r10:829187f4 r9:eaa01d84 r8:00000002 r7:60000113 r6:eaa01d8c r5:84a33c00 [ 1329.919809][ T32] r4:84a33c00 [ 1329.919837][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.919931][ T32] r5:84a33c00 r4:829187f0 [ 1329.920124][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.920196][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.920250][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa01e08 [ 1329.920322][ T32] r4:00000000 [ 1329.920348][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1329.920400][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1329.920830][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1329.921252][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1329.921583][ T32] r4:84bb8240 ** 5 printk messages dropped ** [ 1329.922342][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 11 printk messages dropped ** [ 1329.922916][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1329.923259][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1329.945849][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1329.946240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1329.946692][ T32] r5:84a34800 r4:829187f0 ** 1 printk messages dropped ** [ 1329.946799][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1329.947224][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1329.947600][ T32] r4:84813a80 ** 6 printk messages dropped ** [ 1329.947867][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1329.948974][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 8 printk messages dropped ** [ 1329.949262][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1329.949464][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1329.949961][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1329.950533][ T32] INFO: task kworker/1:210:4077 blocked for more than 456 seconds. ** 9 printk messages dropped ** [ 1329.951016][ T32] r5:85013000 r4:829187f0 [ 1329.951038][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.951101][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.951159][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa15e08 [ 1329.951200][ T32] r4:00000000 [ 1329.951224][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1329.951264][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1329.951302][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1329.951346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb5940 [ 1329.951373][ T32] r4:00000000 [ 1329.951416][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1329.951469][ T32] r9:83018205 r8:85013000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1329.951517][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.951565][ T32] r5:00001000 r4:e07d1000 [ 1329.951587][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1329.951627][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.951670][ T32] r5:85043b8c r4:85043800 [ 1329.951693][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.951739][ T32] r7:ddde2d40 r6:83018200 r5:85043b8c r4:84813b00 [ 1329.951762][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.951810][ T32] r10:61c88647 r9:85013000 r8:84813b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.951835][ T32] r4:84813b00 [ 1329.951869][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.951920][ T32] r10:00000000 r9:84813b00 r8:8027ed34 r7:eaa0de60 r6:84813b80 r5:85013000 [ 1329.951947][ T32] r4:00000001 [ 1329.951969][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.952027][ T32] Exception stack(0xeaa15fb0 to 0xeaa15ff8) [ 1329.952082][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.952127][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.952159][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.952192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.952227][ T32] r4:84bb5400 [ 1329.952475][ T32] INFO: task kworker/1:210:4077 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1329.952514][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.952571][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.952618][ T32] Call trace: [ 1329.952662][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1329.952714][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1329.952741][ T32] r4:00000000 [ 1329.952762][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.952801][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1329.952833][ T32] 1d20: b0b75000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1329.952890][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1329.952945][ T32] 1d60: 80000013 ffffffff [ 1329.952975][ T32] r5:80000013 r4:80239bd0 [ 1329.952996][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.953041][ T32] r4:82ac11e4 [ 1329.953062][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.953112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1329.953140][ T32] r4:e0421dc0 [ 1329.953162][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1329.953207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1329.953234][ T32] r4:00000000 [ 1329.953277][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1329.964083][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1329.964187][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.964264][ T32] r5:00001000 r4:eda69000 [ 1329.964309][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1329.964359][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.964407][ T32] r5:85d4778c r4:85d47400 [ 1329.964453][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.964537][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1329.964567][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.964621][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.964648][ T32] r4:84ae2180 [ 1329.964669][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.964809][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 4 printk messages dropped ** [ 1329.965193][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1329.965646][ T32] r10:829187f4 r9:eaa19d84 r8:00000002 r7:60000113 r6:eaa19d8c r5:84a35400 ** 2 printk messages dropped ** [ 1329.965737][ T32] r5:84a35400 r4:829187f0 ** 5 printk messages dropped ** [ 1329.965938][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1329.966515][ T32] r5:8504838c r4:85048000 ** 6 printk messages dropped ** [ 1329.966965][ T32] r10:00000000 r9:84813c00 r8:8027ed34 r7:eaa15e60 r6:84bbc380 r5:84a35400 ** 9 printk messages dropped ** [ 1329.967744][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1329.968274][ T32] 1d60: 80000013 ffffffff [ 1329.968300][ T32] r5:80000013 r4:80239bd0 [ 1329.968321][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.968366][ T32] r4:82ac11e4 [ 1329.968389][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.968434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1329.968461][ T32] r4:e0421dc0 [ 1329.968482][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1329.968527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1329.968553][ T32] r4:00000000 [ 1329.968625][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1329.968704][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1329.968734][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.968779][ T32] r5:00001000 r4:eda69000 [ 1329.968801][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1329.968842][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.968886][ T32] r5:85d4778c r4:85d47400 [ 1329.968908][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.968958][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1329.968982][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.969045][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.969077][ T32] r4:84ae2180 [ 1329.969099][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.969171][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 3 printk messages dropped ** [ 1329.969291][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.970201][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.970458][ T32] r5:84a36000 r4:829187f0 [ 1329.970481][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1329.970747][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1329.970823][ T32] r4:00000000 [ 1329.970844][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1329.970891][ T32] r9:83018005 r8:84a36000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1329.970934][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.971070][ T32] r5:00001000 r4:e07f1000 [ 1329.971126][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1329.971179][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.971224][ T32] r5:850c1b8c r4:850c1800 [ 1329.971246][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.971293][ T32] r7:dddced40 r6:83018000 r5:850c1b8c r4:84bbc400 [ 1329.971317][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.971617][ T32] r10:61c88647 r9:84a36000 r8:84bbc42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.971649][ T32] r4:84bbc400 [ 1329.971670][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.971717][ T32] r10:00000000 r9:84bbc400 r8:8027ed34 r7:e06c1e60 r6:84bbc480 r5:84a36000 [ 1329.972063][ T32] r4:00000001 [ 1329.972110][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.972153][ T32] Exception stack(0xeaa09fb0 to 0xeaa09ff8) [ 1329.972182][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.972214][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.972246][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.972279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.972386][ T32] r4:84bb8780 [ 1329.972754][ T32] INFO: task kworker/0:272:4082 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1329.972793][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.972934][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.972985][ T32] Call trace: [ 1329.973016][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1329.973069][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1329.973175][ T32] r4:00000000 [ 1329.973321][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.002097][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1330.002170][ T32] 1d20: b109e000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1330.002210][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1330.002239][ T32] 1d60: 80000013 ffffffff [ 1330.002271][ T32] r5:80000013 r4:80239bd0 [ 1330.002312][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.002386][ T32] r4:82ac11e4 [ 1330.002409][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.002456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1330.002485][ T32] r4:e0421dc0 [ 1330.002594][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1330.002821][ T32] r5:00001000 r4:eda69000 ** 6 printk messages dropped ** [ 1330.003122][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1330.006260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1330.006799][ T32] r4:84a36c00 ** 1 printk messages dropped ** [ 1330.006871][ T32] r5:84a36c00 r4:829187f0 [ 1330.006926][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1330.007354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb88c0 ** 8 printk messages dropped ** [ 1330.007913][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.007967][ T32] r7:dddced40 r6:83018000 r5:850c1f8c r4:84bbc500 [ 1330.007993][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.008059][ T32] r10:61c88647 r9:84a36c00 r8:84bbc52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.008091][ T32] r4:84bbc500 [ 1330.008118][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.008169][ T32] r10:00000000 r9:84bbc500 r8:8027ed34 r7:e06c1e60 r6:84bbc580 r5:84a36c00 [ 1330.008197][ T32] r4:00000001 [ 1330.008218][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.008271][ T32] Exception stack(0xeaa1dfb0 to 0xeaa1dff8) [ 1330.008304][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.008339][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.008371][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.008404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.008431][ T32] r4:84bb85c0 [ 1330.008869][ T32] INFO: task kworker/0:273:4084 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1330.008941][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.009012][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.009149][ T32] Call trace: [ 1330.009194][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1330.009310][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.009549][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1330.009876][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 9 printk messages dropped ** [ 1330.010443][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1330.010765][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1330.011391][ T32] r4:85010000 ** 1 printk messages dropped ** [ 1330.011518][ T32] r5:85010000 r4:829187f0 ** 1 printk messages dropped ** [ 1330.011582][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.012015][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1330.012470][ T32] r4:84813c80 ** 5 printk messages dropped ** [ 1330.012924][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1330.031680][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1330.031993][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1330.032197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 10 printk messages dropped ** [ 1330.032653][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1330.033112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1330.041177][ T32] r5:85088c00 r4:829187f0 [ 1330.041243][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.041289][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.041338][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa31e08 [ 1330.041365][ T32] r4:00000000 [ 1330.041385][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1330.041424][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1330.041465][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.041516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb5f00 [ 1330.041544][ T32] r4:00000000 [ 1330.041566][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.041616][ T32] r9:83018205 r8:85088c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1330.041652][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.041703][ T32] r5:00001000 r4:e0845000 [ 1330.041747][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.041800][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.041846][ T32] r5:8504878c r4:85048400 [ 1330.041868][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.041926][ T32] r7:ddde2d40 r6:83018200 r5:8504878c r4:84813d80 [ 1330.041963][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.042037][ T32] r10:61c88647 r9:85088c00 r8:84813dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.042090][ T32] r4:84813d80 [ 1330.042124][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.042185][ T32] r10:00000000 r9:84813d80 r8:8027ed34 r7:eaa19e60 r6:84bbc600 r5:85088c00 [ 1330.042216][ T32] r4:00000001 [ 1330.042254][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.042297][ T32] Exception stack(0xeaa31fb0 to 0xeaa31ff8) [ 1330.042327][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.042360][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.042393][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.042426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.042462][ T32] r4:84bb5e00 [ 1330.042857][ T32] INFO: task kworker/1:213:4088 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1330.042896][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.042984][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.043047][ T32] Call trace: [ 1330.043130][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1330.043187][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1330.043236][ T32] r4:00000000 [ 1330.043262][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.055804][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1330.055904][ T32] 1d20: b1a00000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1330.055968][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1330.056003][ T32] 1d60: 80000013 ffffffff [ 1330.056056][ T32] r5:80000013 r4:80239bd0 [ 1330.056085][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.056154][ T32] r4:82ac11e4 [ 1330.056177][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.056223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1330.056250][ T32] r4:e0421dc0 [ 1330.056293][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.056366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 2 printk messages dropped ** [ 1330.056485][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 11 printk messages dropped ** [ 1330.056994][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 10 printk messages dropped ** [ 1330.057416][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1330.057888][ T32] r5:85013c00 r4:829187f0 ** 1 printk messages dropped ** [ 1330.057981][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.058433][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1330.058886][ T32] r10:00000000 r9:84813e00 r8:8027ed34 r7:eaa31e60 r6:84813e80 r5:85013c00 ** 10 printk messages dropped ** [ 1330.059673][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1330.059874][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.059920][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1330.059964][ T32] 1d20: b1a00000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1330.060005][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1330.060035][ T32] 1d60: 80000013 ffffffff [ 1330.060062][ T32] r5:80000013 r4:80239bd0 [ 1330.060083][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.060133][ T32] r4:82ac11e4 [ 1330.060154][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.060199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1330.060226][ T32] r4:e0421dc0 [ 1330.060297][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.060378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1330.060408][ T32] r4:00000000 [ 1330.060429][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.060480][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1330.060517][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.060564][ T32] r5:00001000 r4:eda69000 [ 1330.060586][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.060638][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.060686][ T32] r5:85d4778c r4:85d47400 [ 1330.060707][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.060778][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1330.060806][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.060855][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.060883][ T32] r4:84ae2180 [ 1330.060903][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.060951][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1330.060999][ T32] r4:00000001 [ 1330.061023][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.061070][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1330.061105][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.061139][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.061170][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.061202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.061228][ T32] r4:84ae0100 [ 1330.061250][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.061275][ T32] INFO: task kworker/1:215:4091 blocked for more than 456 seconds. [ 1330.061305][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1330.061352][ T32] task:kworker/1:215 state:D stack:0 pid:4091 tgid:4091 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.061663][ T32] r5:85014800 r4:829187f0 ** 2 printk messages dropped ** [ 1330.061803][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa29e08 ** 5 printk messages dropped ** [ 1330.062054][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.062175][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1330.062493][ T32] r10:61c88647 r9:85014800 r8:84813f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1330.062841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 16 printk messages dropped ** [ 1330.084327][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1330.084535][ T32] r4:00000000 [ 1330.084558][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.084610][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1330.084639][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.084687][ T32] r5:00001000 r4:eda69000 [ 1330.084710][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.084753][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.084822][ T32] r5:85d4778c r4:85d47400 [ 1330.084853][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.084906][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1330.084931][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.084981][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.085022][ T32] r4:84ae2180 [ 1330.085049][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.085098][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1330.085132][ T32] r4:00000001 [ 1330.085155][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.085192][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1330.085244][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.085285][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.085318][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.085353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.085381][ T32] r4:84ae0100 [ 1330.085406][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.085437][ T32] INFO: task kworker/1:216:4095 blocked for more than 456 seconds. [ 1330.085471][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.085523][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.085551][ T32] task:kworker/1:216 state:D stack:0 pid:4095 tgid:4095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.085611][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.085659][ T32] Call trace: [ 1330.085737][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1330.085792][ T32] r10:829187f4 r9:eaa41d84 r8:00000002 r7:60000113 r6:eaa41d8c r5:85015400 [ 1330.085822][ T32] r4:85015400 [ 1330.085865][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.085914][ T32] r5:85015400 r4:829187f0 [ 1330.085953][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.086027][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.086085][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa41e08 [ 1330.086118][ T32] r4:00000000 [ 1330.086141][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1330.086182][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1330.086221][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.086266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb3040 [ 1330.086294][ T32] r4:00000000 [ 1330.086317][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.086365][ T32] r9:83018205 r8:85015400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1330.086392][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.086446][ T32] r5:00001000 r4:e48e1000 [ 1330.086492][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.086567][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1330.086941][ T32] r10:00000000 r9:84bb2000 r8:8027ed34 r7:eaa21e60 r6:84bb2080 r5:85015400 ** 9 printk messages dropped ** [ 1330.087712][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1330.088432][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1330.088681][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 9 printk messages dropped ** [ 1330.089066][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1330.089326][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1330.089906][ T32] r4:85016000 ** 1 printk messages dropped ** [ 1330.089985][ T32] r5:85016000 r4:829187f0 ** 3 printk messages dropped ** [ 1330.090251][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.090498][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1330.091000][ T32] r10:61c88647 r9:85016000 r8:84bb212c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 11 printk messages dropped ** [ 1330.091617][ T32] INFO: task kworker/1:217:4097 is blocked on a mutex likely owned by task kworker/0:176:3656. ** 6 printk messages dropped ** [ 1330.091949][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.091991][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1330.092047][ T32] 1d20: b20c9000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1330.092116][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1330.092170][ T32] 1d60: 80000013 ffffffff [ 1330.092212][ T32] r5:80000013 r4:80239bd0 [ 1330.092237][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.092290][ T32] r4:82ac11e4 [ 1330.092315][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.092360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1330.092387][ T32] r4:e0421dc0 [ 1330.092409][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.092453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1330.092480][ T32] r4:00000000 [ 1330.092567][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.092621][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1330.092647][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.092691][ T32] r5:00001000 r4:eda69000 [ 1330.092735][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.092780][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.092824][ T32] r5:85d4778c r4:85d47400 [ 1330.092845][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.092893][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1330.092916][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.092973][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.093005][ T32] r4:84ae2180 [ 1330.093026][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.093076][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1330.093108][ T32] r4:00000001 [ 1330.093130][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.093166][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1330.093195][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.093250][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.093322][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.106233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.106303][ T32] r4:84ae0100 [ 1330.106337][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.106377][ T32] INFO: task kworker/1:218:4098 blocked for more than 456 seconds. [ 1330.106438][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.106472][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.106496][ T32] task:kworker/1:218 state:D stack:0 pid:4098 tgid:4098 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.106587][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.106678][ T32] Call trace: [ 1330.106745][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1330.106817][ T32] r10:829187f4 r9:eaa35d84 r8:00000002 r7:60000113 r6:eaa35d8c r5:85016c00 [ 1330.106865][ T32] r4:85016c00 [ 1330.106912][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.106958][ T32] r5:85016c00 r4:829187f0 [ 1330.106982][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.107034][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1330.107123][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.107333][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1330.107685][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1330.108055][ T32] Exception stack(0xeaa35fb0 to 0xeaa35ff8) ** 2 printk messages dropped ** [ 1330.108176][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1330.109008][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.109263][ T32] r5:80000013 r4:80239bd0 ** 4 printk messages dropped ** [ 1330.109448][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1330.109628][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1330.109662][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.109711][ T32] r5:00001000 r4:eda69000 [ 1330.109733][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.109773][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.109818][ T32] r5:85d4778c r4:85d47400 [ 1330.109840][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.109887][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1330.109911][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.109960][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.110025][ T32] r4:84ae2180 [ 1330.110054][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.110119][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1330.110150][ T32] r4:00000001 [ 1330.110171][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.110223][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1330.110264][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.110302][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.110356][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.110414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.110444][ T32] r4:84ae0100 [ 1330.110481][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.110508][ T32] INFO: task kworker/1:219:4101 blocked for more than 456 seconds. [ 1330.110539][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.110586][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.110619][ T32] task:kworker/1:219 state:D stack:0 pid:4101 tgid:4101 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.110668][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.110710][ T32] Call trace: [ 1330.110792][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1330.110874][ T32] r10:829187f4 r9:eaa4dd84 r8:00000002 r7:60000013 r6:eaa4dd8c r5:85011800 [ 1330.110905][ T32] r4:85011800 [ 1330.110927][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.110969][ T32] r5:85011800 r4:829187f0 [ 1330.111013][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.111060][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.111116][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa4de08 [ 1330.111153][ T32] r4:00000000 [ 1330.111178][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1330.111219][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1330.111280][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.111332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb3700 [ 1330.111359][ T32] r4:00000000 [ 1330.111380][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.111428][ T32] r9:83018205 r8:85011800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1330.111453][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.111497][ T32] r5:00001000 r4:e891f000 [ 1330.111519][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.111571][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.111620][ T32] r5:8504a38c r4:8504a000 [ 1330.111652][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.111724][ T32] r7:ddde2d40 r6:83018200 r5:8504a38c r4:84bb2300 [ 1330.111772][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.111826][ T32] r10:61c88647 r9:85011800 r8:84bb232c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1330.112099][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1330.112754][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1330.113160][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1330.139891][ T32] r5:00001000 r4:eda69000 ** 5 printk messages dropped ** [ 1330.140156][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1330.140544][ T32] r4:84ae0100 ** 5 printk messages dropped ** [ 1330.140745][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.140999][ T32] r5:84a32400 r4:829187f0 ** 3 printk messages dropped ** [ 1330.141186][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.141377][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.141692][ T32] r5:85049f8c r4:85049c00 ** 5 printk messages dropped ** [ 1330.141894][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1330.142234][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.142271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.142298][ T32] r4:84bb3380 [ 1330.142703][ T32] INFO: task kworker/1:220:4102 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1330.142752][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.142839][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.142908][ T32] Call trace: [ 1330.142940][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1330.142992][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1330.143020][ T32] r4:00000000 [ 1330.143063][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.143113][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1330.143147][ T32] 1d20: b2646000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1330.143204][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1330.143237][ T32] 1d60: 80000013 ffffffff [ 1330.143263][ T32] r5:80000013 r4:80239bd0 [ 1330.143285][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.156201][ T32] r4:82ac11e4 [ 1330.156267][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.156343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1330.156380][ T32] r4:e0421dc0 [ 1330.156407][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.156454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1330.156482][ T32] r4:00000000 [ 1330.156503][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.156557][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1330.156583][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.156630][ T32] r5:00001000 r4:eda69000 [ 1330.156666][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.156712][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.156758][ T32] r5:85d4778c r4:85d47400 [ 1330.156795][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.156865][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1330.156893][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.156964][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.156995][ T32] r4:84ae2180 [ 1330.157017][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.157066][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1330.157094][ T32] r4:00000001 [ 1330.157132][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.157174][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1330.157207][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.157240][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.157270][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.157305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.157350][ T32] r4:84ae0100 [ 1330.157401][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.157436][ T32] INFO: task kworker/1:221:4104 blocked for more than 456 seconds. [ 1330.157472][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.157502][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.157525][ T32] task:kworker/1:221 state:D stack:0 pid:4104 tgid:4104 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.157584][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.157631][ T32] Call trace: [ 1330.157664][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1330.157732][ T32] r10:829187f4 r9:eaa59d84 r8:00000002 r7:60000013 r6:eaa59d8c r5:85008c00 [ 1330.157763][ T32] r4:85008c00 [ 1330.157786][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.157829][ T32] r5:85008c00 r4:829187f0 [ 1330.157851][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.157913][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.157967][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa59e08 [ 1330.158038][ T32] r4:00000000 [ 1330.158065][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1330.158135][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1330.158372][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1330.158839][ T32] r4:84bb2500 ** 6 printk messages dropped ** [ 1330.159235][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.160166][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.160377][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1330.160825][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1330.161365][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1330.161754][ T32] task:kworker/1:222 state:D stack:0 pid:4107 tgid:4107 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1330.162217][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa61e08 ** 8 printk messages dropped ** [ 1330.162593][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1330.162943][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1330.163144][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.163177][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.163210][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.163242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.163316][ T32] r4:84bb3900 [ 1330.178297][ T32] INFO: task kworker/1:222:4107 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1330.178411][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.178518][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.178587][ T32] Call trace: [ 1330.178621][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1330.178697][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1330.178748][ T32] r4:00000000 [ 1330.178774][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.178819][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1330.178867][ T32] 1d20: b2b42000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1330.178927][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1330.178962][ T32] 1d60: 80000013 ffffffff [ 1330.178991][ T32] r5:80000013 r4:80239bd0 [ 1330.179022][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.179088][ T32] r4:82ac11e4 [ 1330.179120][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.179169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1330.179196][ T32] r4:e0421dc0 [ 1330.179217][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.179261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1330.179288][ T32] r4:00000000 [ 1330.179314][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.179392][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1330.179422][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.179470][ T32] r5:00001000 r4:eda69000 [ 1330.179492][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.179534][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.179633][ T32] r5:85d4778c r4:85d47400 [ 1330.179659][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.179731][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1330.179759][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.179820][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.179874][ T32] r4:84ae2180 [ 1330.179899][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.179961][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 7 printk messages dropped ** [ 1330.180279][ T32] r4:84ae0100 [ 1330.180361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.180406][ T32] INFO: task kworker/1:223:4109 blocked for more than 456 seconds. [ 1330.180444][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.180475][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.180497][ T32] task:kworker/1:223 state:D stack:0 pid:4109 tgid:4109 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.180582][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.180627][ T32] Call trace: [ 1330.180659][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1330.180707][ T32] r10:829187f4 r9:eaa65d84 r8:00000002 r7:60000013 r6:eaa65d8c r5:84948c00 [ 1330.180778][ T32] r4:84948c00 [ 1330.180804][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.180848][ T32] r5:84948c00 r4:829187f0 [ 1330.180871][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.180934][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.180997][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa65e08 [ 1330.181026][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1330.181110][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1330.181645][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1330.182307][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1330.182896][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.183097][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1330.200632][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1330.201004][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1330.201391][ T32] task:kworker/1:224 state:D stack:0 pid:4111 tgid:4111 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1330.201829][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1330.202363][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1330.202763][ T32] Exception stack(0xeaa69fb0 to 0xeaa69ff8) ** 3 printk messages dropped ** [ 1330.202890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.202938][ T32] r4:84bb3c40 [ 1330.209212][ T32] INFO: task kworker/1:224:4111 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1330.209311][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.209388][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.209473][ T32] Call trace: [ 1330.209512][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1330.209595][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1330.209629][ T32] r4:00000000 [ 1330.209652][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.209694][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1330.209728][ T32] 1d20: b3150000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1330.209771][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1330.209805][ T32] 1d60: 80000013 ffffffff [ 1330.209832][ T32] r5:80000013 r4:80239bd0 [ 1330.209854][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.209909][ T32] r4:82ac11e4 [ 1330.209935][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.209981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1330.210050][ T32] r4:e0421dc0 [ 1330.210082][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.210135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1330.210162][ T32] r4:00000000 [ 1330.210183][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.210233][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1330.210260][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.210305][ T32] r5:00001000 r4:eda69000 [ 1330.210348][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.210396][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.210441][ T32] r5:85d4778c r4:85d47400 [ 1330.210464][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.210512][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1330.210554][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.210607][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.210634][ T32] r4:84ae2180 ** 2 printk messages dropped ** [ 1330.210731][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.210919][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1330.211308][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1330.211447][ T32] r5:850a0000 r4:829187f0 ** 1 printk messages dropped ** [ 1330.211535][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.211930][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1330.212277][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1330.213037][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1330.227290][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1330.227536][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 4 printk messages dropped ** [ 1330.227773][ T32] r5:85d4778c r4:85d47400 [ 1330.227951][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.228047][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1330.228076][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.228154][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.228266][ T32] r4:84ae2180 [ 1330.228291][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.228353][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1330.228429][ T32] r4:00000001 [ 1330.228455][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.228503][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1330.228536][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.228591][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.228694][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.228731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.228781][ T32] r4:84ae0100 [ 1330.228810][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.228842][ T32] INFO: task kworker/1:226:4114 blocked for more than 456 seconds. [ 1330.228878][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.228909][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.229111][ T32] task:kworker/1:226 state:D stack:0 pid:4114 tgid:4114 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.229206][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.229259][ T32] Call trace: [ 1330.229293][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1330.229346][ T32] r10:829187f4 r9:eaa81d84 r8:00000002 r7:60000013 r6:eaa81d8c r5:850a3000 [ 1330.229415][ T32] r4:850a3000 [ 1330.229442][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.229525][ T32] r5:850a3000 r4:829187f0 [ 1330.229551][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.229594][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.229642][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa81e08 [ 1330.229693][ T32] r4:00000000 [ 1330.229746][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1330.229790][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1330.229830][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.229875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e5140 [ 1330.229982][ T32] r4:00000000 [ 1330.230041][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.230150][ T32] r9:83018205 r8:850a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1330.230181][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.230261][ T32] r5:00001000 r4:eaa83000 [ 1330.230288][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.230330][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.230373][ T32] r5:8504bb8c r4:8504b800 [ 1330.230395][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.230463][ T32] r7:ddde2d40 r6:83018200 r5:8504bb8c r4:84bb2900 [ 1330.230493][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.230557][ T32] r10:61c88647 r9:850a3000 r8:84bb292c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.230674][ T32] r4:84bb2900 [ 1330.230794][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1330.231013][ T32] Exception stack(0xeaa81fb0 to 0xeaa81ff8) ** 5 printk messages dropped ** [ 1330.231666][ T32] INFO: task kworker/1:226:4114 is blocked on a mutex likely owned by task kworker/0:176:3656. ** 11 printk messages dropped ** [ 1330.232229][ T32] r5:80000013 r4:80239bd0 ** 6 printk messages dropped ** [ 1330.232530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 9 printk messages dropped ** [ 1330.232919][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 8 printk messages dropped ** [ 1330.233284][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.256438][ T32] task:kworker/0:274 state:D stack:0 pid:4116 tgid:4116 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.256875][ T32] r5:850a1800 r4:829187f0 ** 6 printk messages dropped ** [ 1330.257123][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 2 printk messages dropped ** [ 1330.257242][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.257297][ T32] r9:83018005 r8:850a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1330.257323][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.257368][ T32] r5:00001000 r4:e896f000 [ 1330.257391][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.257448][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.257506][ T32] r5:850c278c r4:850c2400 [ 1330.257532][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.257583][ T32] r7:dddced40 r6:83018000 r5:850c278c r4:84bbc780 [ 1330.257607][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.257655][ T32] r10:61c88647 r9:850a1800 r8:84bbc7ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.257708][ T32] r4:84bbc780 [ 1330.257734][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.257806][ T32] r10:00000000 r9:84bbc780 r8:8027ed34 r7:e06c1e60 r6:84bb2a00 r5:850a1800 [ 1330.257837][ T32] r4:00000001 [ 1330.257858][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.257898][ T32] Exception stack(0xeaa7dfb0 to 0xeaa7dff8) [ 1330.257950][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.258024][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.258086][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.258127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.258155][ T32] r4:84bb8880 [ 1330.258559][ T32] INFO: task kworker/0:274:4116 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1330.258624][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.258701][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.258772][ T32] Call trace: [ 1330.258859][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1330.258945][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 4 printk messages dropped ** [ 1330.259150][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1330.259550][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 9 printk messages dropped ** [ 1330.260025][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1330.260332][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1330.260820][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1330.261241][ T32] r5:850a2400 r4:829187f0 ** 3 printk messages dropped ** [ 1330.261398][ T32] r4:00000000 [ 1330.261422][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1330.261461][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1330.261499][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.261544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e5580 [ 1330.261600][ T32] r4:00000000 [ 1330.261625][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.261673][ T32] r9:83018205 r8:850a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1330.261700][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.261743][ T32] r5:00001000 r4:eaa97000 [ 1330.261775][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.261821][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.261865][ T32] r5:8505438c r4:85054000 [ 1330.261886][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.261932][ T32] r7:ddde2d40 r6:83018200 r5:8505438c r4:84bb2a80 [ 1330.261956][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.262038][ T32] r10:61c88647 r9:850a2400 r8:84bb2aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.262137][ T32] r4:84bb2a80 [ 1330.262245][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.262300][ T32] r10:00000000 r9:84bb2a80 r8:8027ed34 r7:eaa81e60 r6:84bb2b00 r5:850a2400 [ 1330.262393][ T32] r4:00000001 [ 1330.262432][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.262472][ T32] Exception stack(0xeaa91fb0 to 0xeaa91ff8) [ 1330.262516][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.262564][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.262598][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.262631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.262657][ T32] r4:850e5100 [ 1330.262897][ T32] INFO: task kworker/1:227:4118 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1330.262934][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1330.263039][ T32] Call trace: ** 7 printk messages dropped ** [ 1330.277703][ T32] 1d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1330.278022][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1330.278327][ T32] r5:00001000 r4:eda69000 ** 6 printk messages dropped ** [ 1330.278595][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.278665][ T32] r4:84ae2180 [ 1330.278692][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.278742][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1330.278768][ T32] r4:00000001 [ 1330.278831][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.278874][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1330.278903][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.278937][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.278992][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.279054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.279084][ T32] r4:84ae0100 [ 1330.279113][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1330.279554][ T32] r10:829187f4 r9:eaa8dd84 r8:00000002 r7:60000013 r6:eaa8dd8c r5:850a4800 ** 2 printk messages dropped ** [ 1330.279662][ T32] r5:850a4800 r4:829187f0 ** 2 printk messages dropped ** [ 1330.279772][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa8de08 ** 8 printk messages dropped ** [ 1330.280145][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1330.280480][ T32] r10:61c88647 r9:850a4800 r8:84bb2bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1330.280860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1330.281690][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 8 printk messages dropped ** [ 1330.281994][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1330.282257][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 7 printk messages dropped ** [ 1330.282635][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1330.283082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1330.300683][ T32] r4:850a5400 ** 1 printk messages dropped ** [ 1330.300749][ T32] r5:850a5400 r4:829187f0 ** 3 printk messages dropped ** [ 1330.300889][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.301084][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.301411][ T32] r5:8505478c r4:85054400 ** 6 printk messages dropped ** [ 1330.301726][ T32] r10:00000000 r9:84bb2c80 r8:8027ed34 r7:eaa91e60 r6:84bb2d00 r5:850a5400 ** 10 printk messages dropped ** [ 1330.302590][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1330.303034][ T32] r5:80000013 r4:80239bd0 ** 6 printk messages dropped ** [ 1330.303364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 9 printk messages dropped ** [ 1330.314288][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1330.314325][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.314380][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.314407][ T32] r4:84ae2180 [ 1330.314428][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.314476][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1330.314503][ T32] r4:00000001 [ 1330.314533][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.314575][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1330.314608][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.314664][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.314711][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.314748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.314797][ T32] r4:84ae0100 [ 1330.314827][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.314870][ T32] INFO: task kworker/1:230:4124 blocked for more than 456 seconds. [ 1330.314907][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.314936][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.314959][ T32] task:kworker/1:230 state:D stack:0 pid:4124 tgid:4124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.315015][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.315115][ T32] Call trace: [ 1330.315155][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1330.315229][ T32] r10:829187f4 r9:eaaa1d84 r8:00000002 r7:60000113 r6:eaaa1d8c r5:850a6000 [ 1330.315282][ T32] r4:850a6000 [ 1330.315307][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.315352][ T32] r5:850a6000 r4:829187f0 [ 1330.315374][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.315425][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.315478][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa1e08 [ 1330.315505][ T32] r4:00000000 [ 1330.315526][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1330.315566][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1330.315605][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.315659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e5980 [ 1330.315712][ T32] r4:00000000 [ 1330.315737][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.315808][ T32] r9:83018205 r8:850a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1330.315839][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.315885][ T32] r5:00001000 r4:eaab1000 [ 1330.315907][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.315948][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.315991][ T32] r5:85054f8c r4:85054c00 [ 1330.316012][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.316081][ T32] r7:ddde2d40 r6:83018200 r5:85054f8c r4:84bb2d80 [ 1330.316113][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.316165][ T32] r10:61c88647 r9:850a6000 r8:84bb2dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.316191][ T32] r4:84bb2d80 [ 1330.316211][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.316258][ T32] r10:00000000 r9:84bb2d80 r8:8027ed34 r7:eaa75e60 r6:84bb2e00 r5:850a6000 [ 1330.316284][ T32] r4:00000001 [ 1330.316305][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.316341][ T32] Exception stack(0xeaaa1fb0 to 0xeaaa1ff8) [ 1330.316369][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.316402][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.316433][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.316465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.316491][ T32] r4:850e5500 [ 1330.316888][ T32] INFO: task kworker/1:230:4124 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1330.316927][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.317039][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.317088][ T32] Call trace: [ 1330.317123][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1330.317606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 9 printk messages dropped ** [ 1330.317960][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1330.318547][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1330.318929][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1330.319206][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa9e08 ** 10 printk messages dropped ** [ 1330.319597][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1330.320075][ T32] Exception stack(0xeaaa9fb0 to 0xeaaa9ff8) ** 5 printk messages dropped ** [ 1330.320485][ T32] INFO: task kworker/1:231:4126 is blocked on a mutex likely owned by task kworker/0:176:3656. ** 14 printk messages dropped ** [ 1330.321211][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1330.321531][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1330.321581][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.321630][ T32] r5:00001000 r4:eda69000 [ 1330.321653][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.321694][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.321737][ T32] r5:85d4778c r4:85d47400 [ 1330.321759][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.321807][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1330.321830][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.321878][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.321926][ T32] r4:84ae2180 [ 1330.321975][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.322086][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1330.322128][ T32] r4:00000001 [ 1330.322150][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.322187][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1330.322228][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.322266][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.322309][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.322345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.322372][ T32] r4:84ae0100 [ 1330.322410][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.322477][ T32] INFO: task kworker/1:232:4128 blocked for more than 456 seconds. [ 1330.322512][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.322539][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.322560][ T32] task:kworker/1:232 state:D stack:0 pid:4128 tgid:4128 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.322607][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.322672][ T32] Call trace: [ 1330.322706][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1330.322755][ T32] r10:829187f4 r9:eaab5d84 r8:00000002 r7:60000113 r6:eaab5d8c r5:850a3c00 [ 1330.322782][ T32] r4:850a3c00 [ 1330.322802][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.322870][ T32] r5:850a3c00 r4:829187f0 [ 1330.322941][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.323008][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.323062][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab5e08 [ 1330.323089][ T32] r4:00000000 [ 1330.323115][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1330.323176][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1330.323220][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.323306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e5b80 [ 1330.353762][ T32] r4:00000000 [ 1330.353857][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1330.354093][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1330.354605][ T32] Exception stack(0xeaab5fb0 to 0xeaab5ff8) ** 6 printk messages dropped ** [ 1330.355229][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1330.356097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 9 printk messages dropped ** [ 1330.356572][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 9 printk messages dropped ** [ 1330.356909][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.357254][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.357542][ T32] r5:85018000 r4:829187f0 ** 3 printk messages dropped ** [ 1330.357722][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.357840][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.357885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e5d00 [ 1330.357911][ T32] r4:00000000 [ 1330.357933][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.357979][ T32] r9:83018205 r8:85018000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1330.358030][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.358079][ T32] r5:00001000 r4:eaac5000 [ 1330.358106][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.358148][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.358192][ T32] r5:8505578c r4:85055400 [ 1330.358213][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.358259][ T32] r7:ddde2d40 r6:83018200 r5:8505578c r4:850e7080 [ 1330.358282][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.358330][ T32] r10:61c88647 r9:85018000 r8:850e70ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.358358][ T32] r4:850e7080 [ 1330.358380][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.358427][ T32] r10:00000000 r9:850e7080 r8:8027ed34 r7:eaab5e60 r6:850e7100 r5:85018000 [ 1330.358453][ T32] r4:00000001 [ 1330.358473][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.358509][ T32] Exception stack(0xeaabdfb0 to 0xeaabdff8) [ 1330.358537][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.358569][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.358600][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.358656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.358687][ T32] r4:850e5ac0 [ 1330.358935][ T32] INFO: task kworker/1:233:4130 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1330.358974][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.359069][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.359127][ T32] Call trace: [ 1330.359171][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1330.359223][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1330.359250][ T32] r4:00000000 [ 1330.359270][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.359314][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1330.359350][ T32] 1d20: b4ad6000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 ** 3 printk messages dropped ** [ 1330.359511][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1330.359984][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1330.360403][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1330.360884][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.361150][ T32] r5:85018c00 r4:829187f0 ** 2 printk messages dropped ** [ 1330.361258][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac9e08 [ 1330.361299][ T32] r4:00000000 [ 1330.361324][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1330.361365][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1330.361404][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.361471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e5e80 [ 1330.361502][ T32] r4:00000000 [ 1330.361523][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.361570][ T32] r9:83018205 r8:85018c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1330.361597][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.361641][ T32] r5:00001000 r4:eaad3000 [ 1330.361663][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.361704][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.361747][ T32] r5:85055b8c r4:85055800 [ 1330.361770][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.361816][ T32] r7:ddde2d40 r6:83018200 r5:85055b8c r4:850e7180 [ 1330.361871][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.361923][ T32] r10:61c88647 r9:85018c00 r8:850e71ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.361949][ T32] r4:850e7180 [ 1330.361969][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.362046][ T32] r10:00000000 r9:850e7180 r8:8027ed34 r7:eaabde60 r6:850e7200 r5:85018c00 [ 1330.362075][ T32] r4:00000001 [ 1330.362112][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.362154][ T32] Exception stack(0xeaac9fb0 to 0xeaac9ff8) [ 1330.362207][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.362285][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.362319][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.362354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.362381][ T32] r4:850e5c40 [ 1330.362580][ T32] INFO: task kworker/1:234:4132 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1330.362615][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.362909][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 8 printk messages dropped ** [ 1330.363237][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1330.386926][ T32] r5:00001000 r4:eda69000 ** 6 printk messages dropped ** [ 1330.387243][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1330.387643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1330.388283][ T32] r5:85019800 r4:829187f0 [ 1330.388307][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.388422][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.388651][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1330.389171][ T32] r4:850e7280 ** 6 printk messages dropped ** [ 1330.389412][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.390259][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.390462][ T32] r5:80000013 r4:80239bd0 ** 7 printk messages dropped ** [ 1330.390746][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.390938][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1330.391640][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1330.392043][ T32] task:kworker/1:236 state:D stack:0 pid:4136 tgid:4136 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1330.392481][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaadde08 [ 1330.392507][ T32] r4:00000000 [ 1330.392529][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1330.392570][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1330.392630][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.392681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3000 [ 1330.392708][ T32] r4:00000000 [ 1330.392728][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.392819][ T32] r9:83018205 r8:8501a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1330.392882][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.392931][ T32] r5:00001000 r4:eaae7000 [ 1330.392954][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.392995][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.393061][ T32] r5:8505638c r4:85056000 [ 1330.393131][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.393182][ T32] r7:ddde2d40 r6:83018200 r5:8505638c r4:850e7380 [ 1330.393220][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.393346][ T32] r10:61c88647 r9:8501a400 r8:850e73ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.411180][ T32] r4:850e7380 [ 1330.411224][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.411299][ T32] r10:00000000 r9:850e7380 r8:8027ed34 r7:eaad1e60 r6:850e7400 r5:8501a400 [ 1330.411327][ T32] r4:00000001 [ 1330.411349][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.411388][ T32] Exception stack(0xeaaddfb0 to 0xeaaddff8) [ 1330.411421][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.411456][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.411487][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.411520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.411548][ T32] r4:850f3100 [ 1330.412012][ T32] INFO: task kworker/1:236:4136 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1330.412060][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.412143][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.412218][ T32] Call trace: [ 1330.412275][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1330.412335][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1330.412385][ T32] r4:00000000 [ 1330.412412][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.412454][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1330.412486][ T32] 1d20: b51a5000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1330.412520][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1330.412550][ T32] 1d60: 80000013 ffffffff [ 1330.412575][ T32] r5:80000013 r4:80239bd0 [ 1330.412598][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.412666][ T32] r4:82ac11e4 [ 1330.412715][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.412766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1330.412808][ T32] r4:e0421dc0 [ 1330.412833][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.412880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1330.412930][ T32] r4:00000000 [ 1330.412955][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.413007][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 1 printk messages dropped ** [ 1330.413078][ T32] r5:00001000 r4:eda69000 ** 5 printk messages dropped ** [ 1330.413475][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1330.420040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1330.420667][ T32] r5:8501bc00 r4:829187f0 [ 1330.420695][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1330.420977][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1330.421396][ T32] r7:ddde2d40 r6:83018200 r5:8505678c r4:850e7480 ** 9 printk messages dropped ** [ 1330.421839][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1330.422799][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.422850][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1330.422887][ T32] 1d20: b51a5000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1330.422920][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1330.422949][ T32] 1d60: 80000013 ffffffff [ 1330.422974][ T32] r5:80000013 r4:80239bd0 [ 1330.422997][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.423040][ T32] r4:82ac11e4 [ 1330.423062][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.423113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1330.423141][ T32] r4:e0421dc0 [ 1330.423174][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.423223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1330.423250][ T32] r4:00000000 [ 1330.423271][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.423319][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1330.436069][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.436210][ T32] r5:00001000 r4:eda69000 [ 1330.436238][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.436282][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.436328][ T32] r5:85d4778c r4:85d47400 [ 1330.436361][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.436440][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1330.436468][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.436533][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.436567][ T32] r4:84ae2180 [ 1330.436605][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.436660][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1330.436687][ T32] r4:00000001 [ 1330.436718][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1330.437088][ T32] INFO: task kworker/1:238:4140 blocked for more than 456 seconds. ** 9 printk messages dropped ** [ 1330.437594][ T32] r5:8501d400 r4:829187f0 [ 1330.437616][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1330.437919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3540 ** 3 printk messages dropped ** [ 1330.438086][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.438138][ T32] r5:00001000 r4:eaafd000 [ 1330.438160][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.438200][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.438243][ T32] r5:85056f8c r4:85056c00 [ 1330.438274][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.438326][ T32] r7:ddde2d40 r6:83018200 r5:85056f8c r4:850e7600 [ 1330.438350][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.438398][ T32] r10:61c88647 r9:8501d400 r8:850e762c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.438425][ T32] r4:850e7600 [ 1330.438447][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.438515][ T32] r10:00000000 r9:850e7600 r8:8027ed34 r7:eaaf1e60 r6:850e7680 r5:8501d400 [ 1330.438553][ T32] r4:00000001 [ 1330.438577][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.438614][ T32] Exception stack(0xeab01fb0 to 0xeab01ff8) [ 1330.438644][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.438677][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.438708][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.438740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.438767][ T32] r4:850f3300 [ 1330.439184][ T32] INFO: task kworker/1:238:4140 is blocked on a mutex likely owned by task kworker/0:176:3656. ** 2 printk messages dropped ** [ 1330.439358][ T32] Call trace: ** 7 printk messages dropped ** [ 1330.439647][ T32] 1d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1330.439873][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1330.440107][ T32] r5:00001000 r4:eda69000 ** 6 printk messages dropped ** [ 1330.440394][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1330.440750][ T32] r4:84ae0100 ** 5 printk messages dropped ** [ 1330.440993][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.441268][ T32] r5:8501b000 r4:829187f0 ** 1 printk messages dropped ** [ 1330.441337][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.441712][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.441760][ T32] r5:00001000 r4:eaaf7000 [ 1330.441802][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.441847][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.441891][ T32] r5:85056b8c r4:85056800 [ 1330.441915][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.441963][ T32] r7:ddde2d40 r6:83018200 r5:85056b8c r4:850e7580 [ 1330.441986][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.442067][ T32] r10:61c88647 r9:8501b000 r8:850e75ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.442094][ T32] r4:850e7580 [ 1330.442123][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.442172][ T32] r10:00000000 r9:850e7580 r8:8027ed34 r7:eab01e60 r6:850e7700 r5:8501b000 [ 1330.442199][ T32] r4:00000001 [ 1330.442241][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.442295][ T32] Exception stack(0xeaae5fb0 to 0xeaae5ff8) [ 1330.442327][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.442360][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.442434][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.442491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.442521][ T32] r4:850f3400 [ 1330.442745][ T32] INFO: task kworker/1:239:4142 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1330.442781][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.442871][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.442939][ T32] Call trace: [ 1330.442974][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1330.443025][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 2 printk messages dropped ** [ 1330.443119][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 8 printk messages dropped ** [ 1330.467344][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1330.467688][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 11 printk messages dropped ** [ 1330.468461][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 10 printk messages dropped ** [ 1330.468920][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1330.469398][ T32] r5:8501e000 r4:829187f0 [ 1330.469450][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1330.469631][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1330.470174][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1330.470691][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1330.471567][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.471901][ T32] r5:80000013 r4:80239bd0 ** 6 printk messages dropped ** [ 1330.472528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 9 printk messages dropped ** [ 1330.484235][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 8 printk messages dropped ** [ 1330.485029][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.485732][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.486275][ T32] r5:8501ec00 r4:829187f0 ** 2 printk messages dropped ** [ 1330.486557][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab19e08 [ 1330.486618][ T32] r4:00000000 [ 1330.486660][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1330.486737][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1330.486882][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.486984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3b40 [ 1330.487047][ T32] r4:00000000 [ 1330.487099][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.487204][ T32] r9:83018205 r8:8501ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1330.487256][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.487389][ T32] r5:00001000 r4:eab23000 [ 1330.487480][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.487573][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.487694][ T32] r5:85057b8c r4:85057800 [ 1330.487764][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.487885][ T32] r7:ddde2d40 r6:83018200 r5:85057b8c r4:850e7880 [ 1330.487937][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.488062][ T32] r10:61c88647 r9:8501ec00 r8:850e78ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.488133][ T32] r4:850e7880 [ 1330.488200][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.488315][ T32] r10:00000000 r9:850e7880 r8:8027ed34 r7:eab05e60 r6:850e7900 r5:8501ec00 [ 1330.488375][ T32] r4:00000001 [ 1330.488421][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.488545][ T32] Exception stack(0xeab19fb0 to 0xeab19ff8) [ 1330.488612][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.488679][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.488740][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.488808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.488869][ T32] r4:850f3a40 [ 1330.489505][ T32] INFO: task kworker/1:241:4146 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1330.489579][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.489700][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.489793][ T32] Call trace: [ 1330.489890][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1330.489996][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1330.490093][ T32] r4:00000000 [ 1330.490139][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.490222][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 5 printk messages dropped ** [ 1330.490659][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1330.491073][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.491543][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1330.492397][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1330.522088][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1330.522412][ T32] r5:8501c800 r4:829187f0 ** 3 printk messages dropped ** [ 1330.522575][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.522949][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.523310][ T32] r5:8505778c r4:85057400 ** 5 printk messages dropped ** [ 1330.534995][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1330.536516][ T32] INFO: task kworker/1:242:4147 is blocked on a mutex likely owned by task kworker/0:176:3656. ** 12 printk messages dropped ** [ 1330.538064][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1330.538489][ T32] r4:e0421dc0 [ 1330.538539][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.538683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1330.538744][ T32] r4:00000000 [ 1330.538790][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.538897][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1330.539018][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.539163][ T32] r5:00001000 r4:eda69000 [ 1330.539252][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.539370][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.539544][ T32] r5:85d4778c r4:85d47400 [ 1330.539600][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.539701][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1330.539752][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.539886][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.539949][ T32] r4:84ae2180 [ 1330.539997][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.540157][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1330.540283][ T32] r4:00000001 [ 1330.540340][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.540452][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1330.540521][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.540591][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.540736][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.540817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.540877][ T32] r4:84ae0100 [ 1330.540984][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.541054][ T32] INFO: task kworker/1:243:4151 blocked for more than 457 seconds. [ 1330.541133][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.541192][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.541238][ T32] task:kworker/1:243 state:D stack:0 pid:4151 tgid:4151 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.541360][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.541496][ T32] Call trace: [ 1330.541581][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1330.541684][ T32] r10:829187f4 r9:eab2dd84 r8:00000002 r7:60000013 r6:eab2dd8c r5:85020c00 [ 1330.541741][ T32] r4:85020c00 [ 1330.541791][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.541968][ T32] r5:85020c00 r4:829187f0 [ 1330.542209][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1330.542841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3c40 ** 11 printk messages dropped ** [ 1330.557241][ T32] r10:61c88647 r9:85020c00 r8:850e7aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1330.557926][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.557999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.558144][ T32] r4:850f3cc0 [ 1330.558876][ T32] INFO: task kworker/1:243:4151 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1330.558963][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.559157][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.559332][ T32] Call trace: [ 1330.559470][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1330.559618][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1330.559682][ T32] r4:00000000 [ 1330.559840][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.559932][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1330.560002][ T32] 1d20: b67d2000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1330.560076][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1330.560190][ T32] 1d60: 80000013 ffffffff [ 1330.560260][ T32] r5:80000013 r4:80239bd0 [ 1330.560348][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.560486][ T32] r4:82ac11e4 [ 1330.560539][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.560636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1330.560699][ T32] r4:e0421dc0 [ 1330.560750][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.560913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1330.560977][ T32] r4:00000000 [ 1330.561024][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.561164][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1330.561238][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.561336][ T32] r5:00001000 r4:eda69000 [ 1330.561387][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.561544][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.561674][ T32] r5:85d4778c r4:85d47400 [ 1330.561727][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.561857][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1330.561949][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.562102][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1330.562693][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1330.584463][ T32] r10:829187f4 r9:eab21d84 r8:00000002 r7:60000113 r6:eab21d8c r5:85021800 ** 2 printk messages dropped ** [ 1330.584755][ T32] r5:85021800 r4:829187f0 ** 3 printk messages dropped ** [ 1330.585056][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.585653][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1330.586956][ T32] r10:61c88647 r9:85021800 r8:850e7bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1330.587947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1330.589815][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1330.590718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1330.590842][ T32] r4:00000000 [ 1330.590899][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.591038][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1330.591104][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.591258][ T32] r5:00001000 r4:eda69000 [ 1330.591419][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.591516][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.591611][ T32] r5:85d4778c r4:85d47400 [ 1330.591659][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.591756][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1330.591806][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.591934][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.592079][ T32] r4:84ae2180 [ 1330.592202][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.592319][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1330.592408][ T32] r4:00000001 [ 1330.592497][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.592588][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1330.592653][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.592724][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.592790][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.592859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.592949][ T32] r4:84ae0100 [ 1330.593004][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.593066][ T32] INFO: task kworker/1:245:4154 blocked for more than 457 seconds. [ 1330.593145][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.593206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.593252][ T32] task:kworker/1:245 state:D stack:0 pid:4154 tgid:4154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.624296][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.624455][ T32] Call trace: [ 1330.624524][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1330.624644][ T32] r10:829187f4 r9:eab41d84 r8:00000002 r7:60000013 r6:eab41d8c r5:85023000 ** 2 printk messages dropped ** [ 1330.624846][ T32] r5:85023000 r4:829187f0 [ 1330.624901][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.625156][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.625606][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.626221][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1330.627288][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.628991][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1330.630092][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1330.630793][ T32] r5:00001000 r4:eda69000 ** 7 printk messages dropped ** [ 1330.631551][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1330.632055][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1330.633248][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1330.664695][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab3de08 ** 8 printk messages dropped ** [ 1330.665743][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1330.666926][ T32] r10:00000000 r9:850e7d80 r8:8027ed34 r7:eab41e60 r6:850e7e00 r5:85020000 ** 2 printk messages dropped ** [ 1330.667178][ T32] Exception stack(0xeab3dfb0 to 0xeab3dff8) [ 1330.667282][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.667413][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.667487][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.667595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.667659][ T32] r4:850fd140 [ 1330.668401][ T32] INFO: task kworker/1:246:4155 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1330.668485][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.668631][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.668778][ T32] Call trace: [ 1330.668869][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1330.669028][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1330.669108][ T32] r4:00000000 [ 1330.669189][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.669340][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1330.669521][ T32] 1d20: b759d000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1330.669598][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1330.669661][ T32] 1d60: 80000013 ffffffff [ 1330.669721][ T32] r5:80000013 r4:80239bd0 [ 1330.669935][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.670062][ T32] r4:82ac11e4 [ 1330.670121][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.670219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1330.670275][ T32] r4:e0421dc0 [ 1330.670322][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.670416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1330.670473][ T32] r4:00000000 [ 1330.670518][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.670631][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1330.670723][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.670822][ T32] r5:00001000 r4:eda69000 [ 1330.670906][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.670996][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.671117][ T32] r5:85d4778c r4:85d47400 [ 1330.671185][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.671298][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1330.671350][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.671455][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.671554][ T32] r4:84ae2180 [ 1330.671638][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.671793][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1330.671877][ T32] r4:00000001 [ 1330.672001][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.672092][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1330.672160][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.672272][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.672348][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.672455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.672517][ T32] r4:84ae0100 [ 1330.672567][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.672647][ T32] INFO: task kworker/1:247:4158 blocked for more than 457 seconds. ** 2 printk messages dropped ** [ 1330.672964][ T32] task:kworker/1:247 state:D stack:0 pid:4158 tgid:4158 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.706952][ T32] r5:85023c00 r4:829187f0 ** 1 printk messages dropped ** [ 1330.707128][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.708066][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1330.709180][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.709657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1330.711437][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1330.712543][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 9 printk messages dropped ** [ 1330.724430][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1330.725052][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1330.726362][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1330.726984][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1330.727620][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1330.728501][ T32] r10:61c88647 r9:85024800 r8:850e7fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1330.729235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1330.731178][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 7 printk messages dropped ** [ 1330.731984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1330.732041][ T32] r4:e0421dc0 [ 1330.732086][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.732204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1330.732269][ T32] r4:00000000 [ 1330.732315][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.732420][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1330.732473][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.732563][ T32] r5:00001000 r4:eda69000 [ 1330.732717][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.732846][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.733012][ T32] r5:85d4778c r4:85d47400 [ 1330.733110][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.733218][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1330.733300][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.766973][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.767055][ T32] r4:84ae2180 [ 1330.767083][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.767196][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1330.767243][ T32] r4:00000001 [ 1330.767271][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.767315][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1330.767349][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.767386][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.767419][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.767517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.767551][ T32] r4:84ae0100 [ 1330.767590][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.767627][ T32] INFO: task kworker/1:249:4162 blocked for more than 457 seconds. [ 1330.767664][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.767723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.767818][ T32] task:kworker/1:249 state:D stack:0 pid:4162 tgid:4162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.767910][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.767968][ T32] Call trace: [ 1330.768036][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1330.768152][ T32] r10:829187f4 r9:eab55d84 r8:00000002 r7:60000013 r6:eab55d8c r5:85025400 [ 1330.768186][ T32] r4:85025400 [ 1330.768238][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.768288][ T32] r5:85025400 r4:829187f0 [ 1330.768313][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.768355][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.768436][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab55e08 [ 1330.768499][ T32] r4:00000000 [ 1330.768525][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1330.768703][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.769167][ T32] r5:8506578c r4:85065400 ** 5 printk messages dropped ** [ 1330.769436][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1330.770349][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1330.771137][ T32] r4:e0421dc0 ** 7 printk messages dropped ** [ 1330.771495][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1330.771951][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1330.772323][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1330.772751][ T32] r5:85026000 r4:829187f0 ** 1 printk messages dropped ** [ 1330.772893][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.783855][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1330.784373][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1330.785110][ T32] INFO: task kworker/1:250:4164 is blocked on a mutex likely owned by task kworker/0:176:3656. ** 14 printk messages dropped ** [ 1330.785837][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1330.786519][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1330.786594][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.786643][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.786670][ T32] r4:84ae2180 [ 1330.786691][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.786739][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1330.786766][ T32] r4:00000001 [ 1330.786787][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.786823][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1330.786853][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.786888][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.786922][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.786956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.786982][ T32] r4:84ae0100 [ 1330.787006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.787078][ T32] INFO: task kworker/1:251:4166 blocked for more than 457 seconds. [ 1330.787125][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.787156][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.787236][ T32] task:kworker/1:251 state:D stack:0 pid:4166 tgid:4166 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.787290][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.787369][ T32] Call trace: [ 1330.787402][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1330.787482][ T32] r10:829187f4 r9:eab59d84 r8:00000002 r7:60000013 r6:eab59d8c r5:85026c00 [ 1330.787515][ T32] r4:85026c00 [ 1330.787537][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.787581][ T32] r5:85026c00 r4:829187f0 [ 1330.787603][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.787646][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.787694][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab59e08 [ 1330.787748][ T32] r4:00000000 [ 1330.787818][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1330.787898][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1330.787942][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.788001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fdcc0 [ 1330.788033][ T32] r4:00000000 [ 1330.788055][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.788107][ T32] r9:83018205 r8:85026c00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1330.788176][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.788229][ T32] r5:00001000 r4:e00e9000 [ 1330.788292][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.788338][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.788384][ T32] r5:8506638c r4:85066000 [ 1330.788407][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.788456][ T32] r7:ddde2d40 r6:83018200 r5:8506638c r4:850fe280 [ 1330.788541][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.788595][ T32] r10:61c88647 r9:85026c00 r8:850fe2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.788654][ T32] r4:850fe280 [ 1330.788680][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.788728][ T32] r10:00000000 r9:850fe280 r8:8027ed34 r7:eab49e60 r6:850fe300 r5:85026c00 [ 1330.788755][ T32] r4:00000001 [ 1330.788804][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.788846][ T32] Exception stack(0xeab59fb0 to 0xeab59ff8) [ 1330.788891][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.788929][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.788963][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.788997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.789081][ T32] r4:850fd940 [ 1330.789325][ T32] INFO: task kworker/1:251:4166 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1330.789364][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.789492][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.789560][ T32] Call trace: [ 1330.789679][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1330.789743][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1330.789772][ T32] r4:00000000 [ 1330.789821][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.789869][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1330.789936][ T32] 1d20: b8356000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1330.789975][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1330.790031][ T32] 1d60: 80000013 ffffffff [ 1330.790063][ T32] r5:80000013 r4:80239bd0 [ 1330.790116][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.790166][ T32] r4:82ac11e4 [ 1330.790189][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.790234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1330.790260][ T32] r4:e0421dc0 [ 1330.790282][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.790355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1330.790387][ T32] r4:00000000 [ 1330.790438][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.790491][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1330.790519][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.790565][ T32] r5:00001000 r4:eda69000 [ 1330.790588][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.790651][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.790701][ T32] r5:85d4778c r4:85d47400 [ 1330.790751][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.790821][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1330.790849][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.790901][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.790927][ T32] r4:84ae2180 [ 1330.790990][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.791043][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1330.791072][ T32] r4:00000001 [ 1330.791109][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.791150][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1330.791180][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.791213][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.791244][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1330.791364][ T32] r4:84ae0100 ** 5 printk messages dropped ** [ 1330.791583][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.791800][ T32] r5:85028000 r4:829187f0 ** 1 printk messages dropped ** [ 1330.791913][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.792421][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.792591][ T32] r5:85065f8c r4:85065c00 [ 1330.792613][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.792688][ T32] r7:ddde2d40 r6:83018200 r5:85065f8c r4:850fe380 [ 1330.792718][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.792769][ T32] r10:61c88647 r9:85028000 r8:850fe3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.792796][ T32] r4:850fe380 [ 1330.792830][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.792910][ T32] r10:00000000 r9:850fe380 r8:8027ed34 r7:eab59e60 r6:850fe400 r5:85028000 [ 1330.792940][ T32] r4:00000001 [ 1330.793006][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.793048][ T32] Exception stack(0xeab61fb0 to 0xeab61ff8) [ 1330.793089][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.793164][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.793200][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.793234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.793262][ T32] r4:850fddc0 [ 1330.827018][ T32] INFO: task kworker/1:252:4168 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1330.827162][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1330.827708][ T32] 1d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1330.828021][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1330.828337][ T32] r5:00001000 r4:eda69000 ** 6 printk messages dropped ** [ 1330.828676][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1330.829277][ T32] INFO: task kworker/1:253:4170 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 1330.829832][ T32] r5:85028c00 r4:829187f0 [ 1330.829855][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1330.830332][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1330.830856][ T32] r10:00000000 r9:850fe480 r8:8027ed34 r7:eab59e60 r6:850fe500 r5:85028c00 ** 10 printk messages dropped ** [ 1330.831617][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1330.832261][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1330.832519][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.832720][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1330.832992][ T32] r4:84ae2180 ** 5 printk messages dropped ** [ 1330.833183][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.840576][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.840942][ T32] r5:8502a400 r4:829187f0 ** 2 printk messages dropped ** [ 1330.841102][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab69e08 [ 1330.841164][ T32] r4:00000000 [ 1330.841218][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1330.841263][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1330.841306][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.841352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513a2c0 [ 1330.841408][ T32] r4:00000000 [ 1330.841434][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.841492][ T32] r9:83018205 r8:8502a400 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1330.841520][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.841567][ T32] r5:00001000 r4:e06ab000 [ 1330.841618][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.841673][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.841721][ T32] r5:85066f8c r4:85066c00 [ 1330.841743][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.841794][ T32] r7:ddde2d40 r6:83018200 r5:85066f8c r4:850fe580 [ 1330.841822][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.841891][ T32] r10:61c88647 r9:8502a400 r8:850fe5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.841922][ T32] r4:850fe580 [ 1330.841944][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.841994][ T32] r10:00000000 r9:850fe580 r8:8027ed34 r7:eab65e60 r6:850fe600 r5:8502a400 [ 1330.842054][ T32] r4:00000001 [ 1330.842077][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.842123][ T32] Exception stack(0xeab69fb0 to 0xeab69ff8) [ 1330.842154][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.842189][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.842313][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.842363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.842392][ T32] r4:850fdf40 [ 1330.842798][ T32] INFO: task kworker/1:254:4172 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1330.842839][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.842969][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.843047][ T32] Call trace: [ 1330.843084][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1330.843145][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1330.843200][ T32] r4:00000000 [ 1330.843226][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.843268][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1330.858398][ T32] 1d20: b8ae0000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1330.858535][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1330.858574][ T32] 1d60: 80000013 ffffffff [ 1330.858607][ T32] r5:80000013 r4:80239bd0 [ 1330.858634][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.858733][ T32] r4:82ac11e4 [ 1330.858762][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.858810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1330.858838][ T32] r4:e0421dc0 [ 1330.858860][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1330.859044][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 11 printk messages dropped ** [ 1330.859515][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 5 printk messages dropped ** [ 1330.859757][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1330.860159][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.860372][ T32] r5:8494bc00 r4:829187f0 [ 1330.860428][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.860484][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.860537][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab6de08 [ 1330.860604][ T32] r4:00000000 [ 1330.860668][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1330.860714][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1330.860757][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.860830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513a100 [ 1330.860867][ T32] r4:00000000 [ 1330.860918][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.860971][ T32] r9:83018205 r8:8494bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1330.860998][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.861042][ T32] r5:00001000 r4:e069f000 [ 1330.861079][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.861131][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.861265][ T32] r5:85066b8c r4:85066800 [ 1330.861292][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.861340][ T32] r7:ddde2d40 r6:83018200 r5:85066b8c r4:850fe680 [ 1330.861365][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.861444][ T32] r10:61c88647 r9:8494bc00 r8:850fe6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.861476][ T32] r4:850fe680 [ 1330.861498][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.861545][ T32] r10:00000000 r9:850fe680 r8:8027ed34 r7:eab69e60 r6:84bbc800 r5:8494bc00 [ 1330.861631][ T32] r4:00000001 [ 1330.861656][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.861696][ T32] Exception stack(0xeab6dfb0 to 0xeab6dff8) [ 1330.861725][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.861759][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.861790][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.861843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.861876][ T32] r4:8513a200 [ 1330.862384][ T32] INFO: task kworker/1:255:4174 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1330.862429][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.862544][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.862594][ T32] Call trace: [ 1330.862625][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1330.862745][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1330.862779][ T32] r4:00000000 [ 1330.862800][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.862895][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1330.862991][ T32] 1d20: b8c5d000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1330.863030][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1330.863059][ T32] 1d60: 80000013 ffffffff [ 1330.863100][ T32] r5:80000013 r4:80239bd0 [ 1330.863133][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.863178][ T32] r4:82ac11e4 [ 1330.863200][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.863244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1330.863355][ T32] r4:e0421dc0 [ 1330.875678][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.875775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1330.875807][ T32] r4:00000000 [ 1330.875893][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.875953][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1330.876000][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.876053][ T32] r5:00001000 r4:eda69000 [ 1330.876076][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.876155][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.876207][ T32] r5:85d4778c r4:85d47400 [ 1330.876251][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.876307][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1330.876332][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.876382][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.876409][ T32] r4:84ae2180 [ 1330.876431][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.876479][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1330.876597][ T32] r4:00000001 [ 1330.876624][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.876697][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1330.876735][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.876769][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.876801][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.876864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.876953][ T32] r4:84ae0100 [ 1330.876982][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.877014][ T32] INFO: task kworker/1:256:4176 blocked for more than 457 seconds. [ 1330.877078][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.877292][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.877321][ T32] task:kworker/1:256 state:D stack:0 pid:4176 tgid:4176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.877396][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.877449][ T32] Call trace: [ 1330.877530][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1330.877677][ T32] r5:8494e000 r4:829187f0 [ 1330.877700][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1330.878041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513a380 ** 9 printk messages dropped ** [ 1330.878518][ T32] r7:ddde2d40 r6:83018200 r5:8506738c r4:850fe700 ** 8 printk messages dropped ** [ 1330.878799][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.878833][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.878865][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.878898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.878926][ T32] r4:8513a280 [ 1330.879343][ T32] INFO: task kworker/1:256:4176 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1330.879431][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.879556][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.879616][ T32] Call trace: [ 1330.879659][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1330.879745][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1330.879777][ T32] r4:00000000 [ 1330.879798][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.879840][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1330.879902][ T32] 1d20: b8f8d000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1330.879941][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1330.879978][ T32] 1d60: 80000013 ffffffff [ 1330.880004][ T32] r5:80000013 r4:80239bd0 [ 1330.880028][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.880072][ T32] r4:82ac11e4 [ 1330.880108][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.880159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1330.880254][ T32] r4:e0421dc0 [ 1330.880280][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.880354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1330.880385][ T32] r4:00000000 [ 1330.880464][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.880534][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 1 printk messages dropped ** [ 1330.880642][ T32] r5:00001000 r4:eda69000 ** 6 printk messages dropped ** [ 1330.880949][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1330.881343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1330.881714][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.881992][ T32] r5:8494ec00 r4:829187f0 ** 2 printk messages dropped ** [ 1330.882252][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab75e08 ** 6 printk messages dropped ** [ 1330.882489][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1330.882785][ T32] r5:8506778c r4:85067400 [ 1330.882812][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.882861][ T32] r7:ddde2d40 r6:83018200 r5:8506778c r4:850fe780 [ 1330.882885][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.882952][ T32] r10:61c88647 r9:8494ec00 r8:850fe7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.882982][ T32] r4:850fe780 [ 1330.883003][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.883050][ T32] r10:00000000 r9:850fe780 r8:8027ed34 r7:eab71e60 r6:84bbc900 r5:8494ec00 [ 1330.883076][ T32] r4:00000001 [ 1330.883101][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.883139][ T32] Exception stack(0xeab75fb0 to 0xeab75ff8) [ 1330.883168][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.883201][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.883234][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.883298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.906638][ T32] r4:8513a240 [ 1330.907162][ T32] INFO: task kworker/1:257:4178 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1330.907218][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.907296][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.907405][ T32] Call trace: [ 1330.907444][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1330.907507][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1330.907563][ T32] r4:00000000 [ 1330.907590][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.907662][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1330.907712][ T32] 1d20: b9436000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1330.907750][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1330.907804][ T32] 1d60: 80000013 ffffffff [ 1330.907831][ T32] r5:80000013 r4:80239bd0 [ 1330.907856][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.907964][ T32] r4:82ac11e4 [ 1330.907992][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.908039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1330.908067][ T32] r4:e0421dc0 [ 1330.908089][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.908154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1330.908204][ T32] r4:00000000 [ 1330.908229][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.908280][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1330.908305][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.908350][ T32] r5:00001000 r4:eda69000 [ 1330.908440][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.908488][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.908533][ T32] r5:85d4778c r4:85d47400 [ 1330.908569][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1330.908794][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 12 printk messages dropped ** [ 1330.909417][ T32] task:kworker/1:258 state:D stack:0 pid:4179 tgid:4179 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.909938][ T32] r5:8494d400 r4:829187f0 ** 3 printk messages dropped ** [ 1330.910151][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.910402][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1330.910800][ T32] r7:ddde2d40 r6:83018200 r5:85067b8c r4:850fe800 ** 8 printk messages dropped ** [ 1330.911106][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.911811][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 10 printk messages dropped ** [ 1330.912242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 10 printk messages dropped ** [ 1330.912764][ T32] r5:85d4778c r4:85d47400 ** 6 printk messages dropped ** [ 1330.913075][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 9 printk messages dropped ** [ 1330.925659][ T32] INFO: task kworker/1:259:4182 blocked for more than 457 seconds. [ 1330.925701][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.925771][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.925800][ T32] task:kworker/1:259 state:D stack:0 pid:4182 tgid:4182 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.925862][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.925927][ T32] Call trace: [ 1330.925961][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1330.926047][ T32] r10:829187f4 r9:eab7dd84 r8:00000002 r7:60000113 r6:eab7dd8c r5:8494b000 [ 1330.926187][ T32] r4:8494b000 [ 1330.926224][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.926271][ T32] r5:8494b000 r4:829187f0 [ 1330.926293][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.926336][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.926412][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab7de08 [ 1330.926443][ T32] r4:00000000 [ 1330.926477][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1330.926527][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1330.926570][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.926714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513a740 [ 1330.926746][ T32] r4:00000000 [ 1330.926768][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.926839][ T32] r9:83018205 r8:8494b000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1330.926886][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.926937][ T32] r5:00001000 r4:e070d000 [ 1330.927000][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.927054][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.927104][ T32] r5:85067f8c r4:85067c00 [ 1330.927128][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.927179][ T32] r7:ddde2d40 r6:83018200 r5:85067f8c r4:850fe880 [ 1330.927258][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.927313][ T32] r10:61c88647 r9:8494b000 r8:850fe8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.927340][ T32] r4:850fe880 [ 1330.927361][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.927439][ T32] r10:00000000 r9:850fe880 r8:8027ed34 r7:eab79e60 r6:84bbca00 r5:8494b000 [ 1330.927470][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1330.927660][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1330.929514][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 8 printk messages dropped ** [ 1330.930856][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1330.931328][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 11 printk messages dropped ** [ 1330.932345][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 10 printk messages dropped ** [ 1330.932816][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1330.964110][ T32] r5:8502bc00 r4:829187f0 ** 1 printk messages dropped ** [ 1330.964187][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1330.964546][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1330.964920][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1330.965453][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1330.966482][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1330.966785][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1330.966889][ T32] r4:e0421dc0 ** 7 printk messages dropped ** [ 1330.967237][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1330.967721][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1330.968155][ T32] task:kworker/1:261 state:D stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.968533][ T32] r5:8502b000 r4:829187f0 [ 1330.968554][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.968596][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.968672][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab5de08 [ 1330.968801][ T32] r4:00000000 [ 1330.968828][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1330.968869][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1330.968947][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.968997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513aa00 [ 1330.969024][ T32] r4:00000000 [ 1330.969104][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1330.969159][ T32] r9:83018205 r8:8502b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1330.969186][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.969230][ T32] r5:00001000 r4:e0723000 [ 1330.969252][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1330.969293][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.969336][ T32] r5:8517438c r4:85174000 [ 1330.969358][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.969640][ T32] r7:ddde2d40 r6:83018200 r5:8517438c r4:850fea00 [ 1330.969676][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.969725][ T32] r10:61c88647 r9:8502b000 r8:850fea2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.969771][ T32] r4:850fea00 [ 1330.969824][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.969877][ T32] r10:00000000 r9:850fea00 r8:8027ed34 r7:eab81e60 r6:850fea80 r5:8502b000 [ 1330.969905][ T32] r4:00000001 [ 1330.969925][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.970024][ T32] Exception stack(0xeab5dfb0 to 0xeab5dff8) [ 1330.970069][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.970107][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.970139][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.970175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.970516][ T32] r4:8513a9c0 [ 1330.970775][ T32] INFO: task kworker/1:261:4186 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1330.970814][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.970875][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.970924][ T32] Call trace: [ 1330.970956][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1330.971009][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1330.971051][ T32] r4:00000000 [ 1330.971076][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.971128][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1330.971232][ T32] 1d20: b9b31000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1330.971301][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1330.971583][ T32] 1d60: 80000013 ffffffff [ 1330.971613][ T32] r5:80000013 r4:80239bd0 [ 1330.971637][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.971682][ T32] r4:82ac11e4 [ 1330.971735][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.971785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1330.971857][ T32] r4:e0421dc0 [ 1330.971884][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1330.971930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1330.971957][ T32] r4:00000000 [ 1330.971979][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1330.972237][ T32] r5:85d4778c r4:85d47400 ** 4 printk messages dropped ** [ 1330.972459][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1330.973362][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1331.004123][ T32] r10:829187f4 r9:eab85d84 r8:00000002 r7:60000013 r6:eab85d8c r5:8502c800 ** 5 printk messages dropped ** [ 1331.004811][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab85e08 ** 10 printk messages dropped ** [ 1331.005478][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1331.005757][ T32] r10:61c88647 r9:8502c800 r8:850feb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1331.007074][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.008532][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 10 printk messages dropped ** [ 1331.008904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1331.008932][ T32] r4:e0421dc0 [ 1331.008954][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.008998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1331.009026][ T32] r4:00000000 [ 1331.009077][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.009826][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1331.009942][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.010062][ T32] r5:00001000 r4:eda69000 [ 1331.010091][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.010140][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.010468][ T32] r5:85d4778c r4:85d47400 [ 1331.011020][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.011175][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1331.011209][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.011624][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.011657][ T32] r4:84ae2180 [ 1331.011866][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.011920][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1331.011948][ T32] r4:00000001 [ 1331.011969][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.012006][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1331.012035][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.012070][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.012247][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.012318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.012350][ T32] r4:84ae0100 [ 1331.012374][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.012434][ T32] INFO: task kworker/1:263:4190 blocked for more than 457 seconds. [ 1331.012492][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.012525][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.012549][ T32] task:kworker/1:263 state:D stack:0 pid:4190 tgid:4190 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.012927][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.013006][ T32] Call trace: [ 1331.013042][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1331.013092][ T32] r10:829187f4 r9:eab89d84 r8:00000002 r7:60000113 r6:eab89d8c r5:8502d400 [ 1331.013126][ T32] r4:8502d400 [ 1331.013147][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.013326][ T32] r5:8502d400 r4:829187f0 [ 1331.035556][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.035649][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.035703][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab89e08 [ 1331.035732][ T32] r4:00000000 [ 1331.035755][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1331.036082][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1331.036429][ T32] r10:61c88647 r9:8502d400 r8:850fec2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1331.036785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1331.037721][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 7 printk messages dropped ** [ 1331.038039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1331.038071][ T32] r4:e0421dc0 [ 1331.038093][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.038148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1331.038175][ T32] r4:00000000 [ 1331.038228][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.038283][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1331.038308][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.038380][ T32] r5:00001000 r4:eda69000 [ 1331.038413][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.038455][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.038501][ T32] r5:85d4778c r4:85d47400 [ 1331.038522][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.038572][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1331.038596][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.038643][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.038671][ T32] r4:84ae2180 [ 1331.038720][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.038773][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1331.038800][ T32] r4:00000001 [ 1331.038821][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.038885][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1331.038919][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.038954][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.038985][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.039019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.039104][ T32] r4:84ae0100 [ 1331.039133][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.039231][ T32] INFO: task kworker/1:264:4192 blocked for more than 457 seconds. [ 1331.039301][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.039335][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.039388][ T32] task:kworker/1:264 state:D stack:0 pid:4192 tgid:4192 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1331.039768][ T32] r5:8502e000 r4:829187f0 [ 1331.039790][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1331.040100][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1331.040473][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1331.040849][ T32] r10:61c88647 r9:8502e000 r8:850fed2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1331.041525][ T32] r4:850fdf40 ** 6 printk messages dropped ** [ 1331.042235][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.042536][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1331.043015][ T32] r5:00001000 r4:eda69000 ** 6 printk messages dropped ** [ 1331.065889][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1331.066304][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.066341][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.066394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.066425][ T32] r4:84ae0100 [ 1331.066470][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.066506][ T32] INFO: task kworker/1:265:4194 blocked for more than 457 seconds. [ 1331.066546][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.066577][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.066600][ T32] task:kworker/1:265 state:D stack:0 pid:4194 tgid:4194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.066658][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.066708][ T32] Call trace: [ 1331.066741][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1331.066794][ T32] r10:829187f4 r9:eab91d84 r8:00000002 r7:60000113 r6:eab91d8c r5:8502ec00 [ 1331.066821][ T32] r4:8502ec00 [ 1331.066844][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.066896][ T32] r5:8502ec00 r4:829187f0 [ 1331.066919][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.066960][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.067009][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab91e08 [ 1331.067036][ T32] r4:00000000 [ 1331.067057][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1331.067097][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1331.067138][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.067182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85143000 [ 1331.067210][ T32] r4:00000000 [ 1331.067232][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.067295][ T32] r9:83018205 r8:8502ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1331.067326][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.067372][ T32] r5:00001000 r4:e0783000 [ 1331.067394][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.067436][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.067479][ T32] r5:8517578c r4:85175400 [ 1331.067500][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.067546][ T32] r7:ddde2d40 r6:83018200 r5:8517578c r4:850fee00 [ 1331.067569][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.067616][ T32] r10:61c88647 r9:8502ec00 r8:850fee2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.067662][ T32] r4:850fee00 [ 1331.067687][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.067735][ T32] r10:00000000 r9:850fee00 r8:8027ed34 r7:eab89e60 r6:850fee80 r5:8502ec00 [ 1331.067761][ T32] r4:00000001 [ 1331.067813][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1331.067923][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1331.068683][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1331.069038][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1331.069360][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.069666][ T32] r5:85d4778c r4:85d47400 ** 6 printk messages dropped ** [ 1331.069943][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 9 printk messages dropped ** [ 1331.070323][ T32] INFO: task kworker/1:266:4195 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 1331.070764][ T32] r5:85029800 r4:829187f0 ** 1 printk messages dropped ** [ 1331.070874][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.071263][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1331.071580][ T32] r10:61c88647 r9:85029800 r8:850fef2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1331.071907][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.072435][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 11 printk messages dropped ** [ 1331.072886][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1331.073128][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1331.073158][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.073203][ T32] r5:00001000 r4:eda69000 [ 1331.073240][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.073315][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.091441][ T32] r5:85d4778c r4:85d47400 [ 1331.091487][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.091562][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1331.091586][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.091636][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.091662][ T32] r4:84ae2180 [ 1331.091684][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.091735][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1331.091775][ T32] r4:00000001 [ 1331.091801][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.091841][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1331.091880][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.091928][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.091964][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.091998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.092024][ T32] r4:84ae0100 [ 1331.092049][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.092079][ T32] INFO: task kworker/1:267:4199 blocked for more than 457 seconds. [ 1331.092114][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.092166][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.092194][ T32] task:kworker/1:267 state:D stack:0 pid:4199 tgid:4199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.092252][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.092299][ T32] Call trace: [ 1331.092354][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1331.092412][ T32] r10:829187f4 r9:eaba1d84 r8:00000002 r7:60000013 r6:eaba1d8c r5:85179800 [ 1331.092462][ T32] r4:85179800 [ 1331.092487][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.092530][ T32] r5:85179800 r4:829187f0 [ 1331.092552][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.092593][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.092663][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba1e08 [ 1331.092694][ T32] r4:00000000 [ 1331.092717][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1331.092780][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1331.092826][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.092879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851432c0 [ 1331.092907][ T32] r4:00000000 [ 1331.092951][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.093006][ T32] r9:83018205 r8:85179800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.093032][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.093076][ T32] r5:00001000 r4:e8941000 [ 1331.093123][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.093170][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.093215][ T32] r5:85175b8c r4:85175800 [ 1331.093237][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.093284][ T32] r7:ddde2d40 r6:83018200 r5:85175b8c r4:85148000 [ 1331.093307][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.097515][ T32] r10:61c88647 r9:85179800 r8:8514802c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.097558][ T32] r4:85148000 [ 1331.097594][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.097667][ T32] r10:00000000 r9:85148000 r8:8027ed34 r7:eab99e60 r6:85148080 r5:85179800 [ 1331.097695][ T32] r4:00000001 [ 1331.097717][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.097755][ T32] Exception stack(0xeaba1fb0 to 0xeaba1ff8) [ 1331.097786][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.097819][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.097858][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.097893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.097930][ T32] r4:85143140 [ 1331.098365][ T32] INFO: task kworker/1:267:4199 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1331.098435][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.098554][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.098621][ T32] Call trace: [ 1331.098655][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1331.098710][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1331.098761][ T32] r4:00000000 [ 1331.098787][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.098829][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1331.098870][ T32] 1d20: bab1a000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1331.098904][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1331.098932][ T32] 1d60: 80000013 ffffffff [ 1331.098980][ T32] r5:80000013 r4:80239bd0 [ 1331.099006][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.099061][ T32] r4:82ac11e4 [ 1331.099087][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.099133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1331.099175][ T32] r4:e0421dc0 [ 1331.099201][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.099247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1331.099273][ T32] r4:00000000 [ 1331.099295][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.099343][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1331.099369][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.099414][ T32] r5:00001000 r4:eda69000 [ 1331.099436][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.099499][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.099549][ T32] r5:85d4778c r4:85d47400 [ 1331.099572][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.099629][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1331.099678][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.099730][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.099756][ T32] r4:84ae2180 [ 1331.099777][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.099824][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1331.099856][ T32] r4:00000001 [ 1331.099878][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.099913][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1331.099941][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.099976][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.100007][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.100040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.100088][ T32] r4:84ae0100 [ 1331.100115][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.100164][ T32] INFO: task kworker/1:268:4201 blocked for more than 457 seconds. ** 2 printk messages dropped ** [ 1331.100253][ T32] task:kworker/1:268 state:D stack:0 pid:4201 tgid:4201 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1331.100691][ T32] r5:8517a400 r4:829187f0 [ 1331.100717][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.100761][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.100810][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba5e08 [ 1331.100837][ T32] r4:00000000 [ 1331.100864][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1331.100905][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1331.100944][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.100988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85143700 [ 1331.101015][ T32] r4:00000000 [ 1331.101035][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.101119][ T32] r9:83018205 r8:8517a400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1331.101149][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.101213][ T32] r5:00001000 r4:e8959000 [ 1331.101239][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.101282][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.101325][ T32] r5:8517638c r4:85176000 [ 1331.101346][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.101391][ T32] r7:ddde2d40 r6:83018200 r5:8517638c r4:85148100 [ 1331.101446][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.101521][ T32] r10:61c88647 r9:8517a400 r8:8514812c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.101579][ T32] r4:85148100 [ 1331.101604][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.101661][ T32] r10:00000000 r9:85148100 r8:8027ed34 r7:eab99e60 r6:85148180 r5:8517a400 [ 1331.101702][ T32] r4:00000001 [ 1331.101727][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.101812][ T32] Exception stack(0xeaba5fb0 to 0xeaba5ff8) [ 1331.101845][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.101894][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.101929][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.101963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.101990][ T32] r4:85143380 [ 1331.102197][ T32] INFO: task kworker/1:268:4201 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1331.102234][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.102308][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.102356][ T32] Call trace: [ 1331.102386][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1331.102438][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1331.102465][ T32] r4:00000000 [ 1331.102486][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.102525][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1331.102557][ T32] 1d20: bab1a000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1331.102591][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1331.102814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 8 printk messages dropped ** [ 1331.103115][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1331.118976][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.119169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1331.119550][ T32] r10:829187f4 r9:eaba9d84 r8:00000002 r7:60000113 r6:eaba9d8c r5:8517b000 ** 2 printk messages dropped ** [ 1331.119640][ T32] r5:8517b000 r4:829187f0 ** 2 printk messages dropped ** [ 1331.119751][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba9e08 ** 8 printk messages dropped ** [ 1331.120143][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1331.120505][ T32] r4:85148200 ** 5 printk messages dropped ** [ 1331.120682][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.121466][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 11 printk messages dropped ** [ 1331.121832][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1331.122129][ T32] r5:00001000 r4:eda69000 ** 5 printk messages dropped ** [ 1331.122353][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1331.122689][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.122965][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.123177][ T32] r5:85178000 r4:829187f0 ** 3 printk messages dropped ** [ 1331.123369][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.137570][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.137627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85154500 [ 1331.137659][ T32] r4:00000000 [ 1331.137682][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.137733][ T32] r9:83018005 r8:85178000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1331.137759][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.137854][ T32] r5:00001000 r4:e0643000 [ 1331.137882][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.137926][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.137972][ T32] r5:850c2f8c r4:850c2c00 [ 1331.137994][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.138097][ T32] r7:dddced40 r6:83018000 r5:850c2f8c r4:84bbca80 [ 1331.138179][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.138233][ T32] r10:61c88647 r9:85178000 r8:84bbcaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.138281][ T32] r4:84bbca80 [ 1331.138329][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.138381][ T32] r10:00000000 r9:84bbca80 r8:8027ed34 r7:e06c1e60 r6:85148300 r5:85178000 [ 1331.138416][ T32] r4:00000001 [ 1331.138451][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.138493][ T32] Exception stack(0xeabadfb0 to 0xeabadff8) [ 1331.138536][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.138614][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.138658][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.138695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.138745][ T32] r4:850ee7c0 [ 1331.139159][ T32] INFO: task kworker/0:275:4205 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1331.139200][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.139271][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.139345][ T32] Call trace: [ 1331.139378][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1331.139431][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1331.139459][ T32] r4:00000000 [ 1331.139481][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.139521][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1331.139555][ T32] 1d20: bb0a0000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1331.139589][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1331.139617][ T32] 1d60: 80000013 ffffffff [ 1331.139642][ T32] r5:80000013 r4:80239bd0 [ 1331.139664][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.139706][ T32] r4:82ac11e4 [ 1331.139747][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.139828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1331.139863][ T32] r4:e0421dc0 [ 1331.139904][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.139956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1331.140003][ T32] r4:00000000 [ 1331.140047][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1331.140241][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1331.140636][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 6 printk messages dropped ** [ 1331.140871][ T32] INFO: task kworker/1:270:4207 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 1331.141318][ T32] r5:85178c00 r4:829187f0 [ 1331.141344][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1331.141651][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1331.142061][ T32] r5:85176b8c r4:85176800 ** 6 printk messages dropped ** [ 1331.142412][ T32] r10:00000000 r9:85148380 r8:8027ed34 r7:eaba9e60 r6:85148400 r5:85178c00 ** 9 printk messages dropped ** [ 1331.142958][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1331.160033][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1331.160298][ T32] r5:00001000 r4:eda69000 ** 5 printk messages dropped ** [ 1331.160523][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1331.161045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1331.161573][ T32] r5:8517d400 r4:829187f0 ** 2 printk messages dropped ** [ 1331.161698][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb9e08 ** 3 printk messages dropped ** [ 1331.161826][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.161879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513f1c0 [ 1331.161905][ T32] r4:00000000 [ 1331.161926][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.161972][ T32] r9:83018205 r8:8517d400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1331.161996][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.162075][ T32] r5:00001000 r4:dfa37000 [ 1331.162097][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.162137][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.162181][ T32] r5:8517778c r4:85177400 [ 1331.162203][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.162260][ T32] r7:ddde2d40 r6:83018200 r5:8517778c r4:85148480 [ 1331.162289][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.162338][ T32] r10:61c88647 r9:8517d400 r8:851484ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.162391][ T32] r4:85148480 [ 1331.162424][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.162475][ T32] r10:00000000 r9:85148480 r8:8027ed34 r7:eabb5e60 r6:85148500 r5:8517d400 [ 1331.162501][ T32] r4:00000001 [ 1331.162521][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.162557][ T32] Exception stack(0xeabb9fb0 to 0xeabb9ff8) [ 1331.162586][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.162618][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.162649][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.162683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.162731][ T32] r4:85143c00 [ 1331.163158][ T32] INFO: task kworker/1:271:4209 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1331.163200][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.163317][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.171078][ T32] Call trace: [ 1331.171125][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1331.171201][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1331.171230][ T32] r4:00000000 [ 1331.171252][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.171294][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1331.171330][ T32] 1d20: bb6f3000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1331.171365][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1331.171392][ T32] 1d60: 80000013 ffffffff [ 1331.171418][ T32] r5:80000013 r4:80239bd0 [ 1331.171460][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.171520][ T32] r4:82ac11e4 [ 1331.171553][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.171603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1331.171630][ T32] r4:e0421dc0 [ 1331.171651][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.171696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1331.171723][ T32] r4:00000000 [ 1331.171744][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.171792][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1331.171838][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.171899][ T32] r5:00001000 r4:eda69000 [ 1331.171930][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.171976][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.172021][ T32] r5:85d4778c r4:85d47400 [ 1331.172043][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.172091][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1331.172114][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.172162][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 2 printk messages dropped ** [ 1331.172272][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 10 printk messages dropped ** [ 1331.172639][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1331.173072][ T32] r5:8517bc00 r4:829187f0 [ 1331.173106][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.173164][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.173215][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb1e08 [ 1331.173243][ T32] r4:00000000 [ 1331.173264][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1331.173303][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1331.173340][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.173397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85143e40 [ 1331.185762][ T32] r4:00000000 [ 1331.185835][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.185920][ T32] r9:83018205 r8:8517bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1331.185949][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.185997][ T32] r5:00001000 r4:ea999000 [ 1331.186049][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.186092][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.186136][ T32] r5:85176f8c r4:85176c00 [ 1331.186159][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.186209][ T32] r7:ddde2d40 r6:83018200 r5:85176f8c r4:85148580 [ 1331.186233][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.186280][ T32] r10:61c88647 r9:8517bc00 r8:851485ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.186333][ T32] r4:85148580 [ 1331.186359][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.186409][ T32] r10:00000000 r9:85148580 r8:8027ed34 r7:eabb9e60 r6:85148600 r5:8517bc00 [ 1331.186435][ T32] r4:00000001 [ 1331.186456][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.186494][ T32] Exception stack(0xeabb1fb0 to 0xeabb1ff8) [ 1331.186532][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.186566][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.186596][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.186640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.186681][ T32] r4:85143e00 [ 1331.187093][ T32] INFO: task kworker/1:272:4211 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1331.187132][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.187201][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.187287][ T32] Call trace: [ 1331.187371][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1331.187431][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1331.187469][ T32] r4:00000000 [ 1331.187516][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.187581][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1331.187617][ T32] 1d20: bbc8a000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 ** 1 printk messages dropped ** [ 1331.187691][ T32] 1d60: 80000013 ffffffff ** 8 printk messages dropped ** [ 1331.188035][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.188303][ T32] r5:85d4778c r4:85d47400 ** 4 printk messages dropped ** [ 1331.188512][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1331.188749][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.189178][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.189427][ T32] r5:8517e000 r4:829187f0 [ 1331.189469][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1331.189697][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1331.190139][ T32] r5:8517738c r4:85177000 ** 6 printk messages dropped ** [ 1331.190385][ T32] r10:00000000 r9:85148680 r8:8027ed34 r7:eabb9e60 r6:85148700 r5:8517e000 ** 11 printk messages dropped ** [ 1331.191067][ T32] Call trace: ** 7 printk messages dropped ** [ 1331.191418][ T32] 1d60: 80000013 ffffffff ** 7 printk messages dropped ** [ 1331.191683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 10 printk messages dropped ** [ 1331.192097][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1331.192526][ T32] r4:84ae0100 ** 5 printk messages dropped ** [ 1331.192740][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.193007][ T32] r5:8517ec00 r4:829187f0 ** 3 printk messages dropped ** [ 1331.193239][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.216499][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1331.216889][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1331.217242][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1331.217347][ T32] r4:8513f180 [ 1331.217780][ T32] INFO: task kworker/1:274:4215 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1331.217821][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.217907][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.217962][ T32] Call trace: [ 1331.217994][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1331.218079][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1331.218124][ T32] r4:00000000 [ 1331.218148][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.218190][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1331.218243][ T32] 1d20: bc12f000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1331.218281][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1331.218309][ T32] 1d60: 80000013 ffffffff [ 1331.218343][ T32] r5:80000013 r4:80239bd0 [ 1331.218369][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.218413][ T32] r4:82ac11e4 [ 1331.218434][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.218479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1331.218505][ T32] r4:e0421dc0 [ 1331.218540][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.218590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1331.218637][ T32] r4:00000000 [ 1331.218661][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.218711][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1331.218736][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.218780][ T32] r5:00001000 r4:eda69000 [ 1331.218810][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.218859][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.218904][ T32] r5:85d4778c r4:85d47400 [ 1331.218925][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.218974][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1331.219029][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.219083][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.219110][ T32] r4:84ae2180 [ 1331.219130][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.219179][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1331.219227][ T32] r4:00000001 [ 1331.219252][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.219290][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1331.219319][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.219351][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.219381][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.219414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.219440][ T32] r4:84ae0100 [ 1331.219462][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.219491][ T32] INFO: task kworker/1:275:4217 blocked for more than 457 seconds. [ 1331.219526][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.219555][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.219576][ T32] task:kworker/1:275 state:D stack:0 pid:4217 tgid:4217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.219622][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.219686][ T32] Call trace: [ 1331.219722][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1331.219770][ T32] r10:829187f4 r9:e48b5d84 r8:00000002 r7:60000113 r6:e48b5d8c r5:8517c800 [ 1331.219798][ T32] r4:8517c800 [ 1331.219818][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.219867][ T32] r5:8517c800 r4:829187f0 [ 1331.219889][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.219930][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.220000][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48b5e08 [ 1331.220031][ T32] r4:00000000 [ 1331.220052][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1331.220092][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1331.220130][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.220173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513f7c0 [ 1331.220200][ T32] r4:00000000 [ 1331.220220][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.220266][ T32] r9:83018205 r8:8517c800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1331.220301][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.220350][ T32] r5:00001000 r4:e00b5000 [ 1331.220372][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.220412][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.220456][ T32] r5:851b878c r4:851b8400 [ 1331.220477][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.220533][ T32] r7:ddde2d40 r6:83018200 r5:851b878c r4:85148880 [ 1331.220581][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.220647][ T32] r10:61c88647 r9:8517c800 r8:851488ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.220676][ T32] r4:85148880 [ 1331.220735][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1331.220939][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.221505][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1331.221802][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1331.222053][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.222266][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1331.222670][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1331.223006][ T32] task:kworker/1:276 state:D stack:0 pid:4219 tgid:4219 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1331.237568][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.237950][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1331.238321][ T32] r4:85148980 ** 6 printk messages dropped ** [ 1331.238570][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.239378][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.239522][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1331.239549][ T32] 1d60: 80000013 ffffffff [ 1331.239575][ T32] r5:80000013 r4:80239bd0 [ 1331.239619][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.239668][ T32] r4:82ac11e4 [ 1331.239715][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.239771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1331.239833][ T32] r4:e0421dc0 [ 1331.239867][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.239914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1331.239941][ T32] r4:00000000 [ 1331.239961][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.240035][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1331.240086][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.240134][ T32] r5:00001000 r4:eda69000 [ 1331.240179][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.240224][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.240268][ T32] r5:85d4778c r4:85d47400 [ 1331.240289][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.240338][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1331.240384][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.240473][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.240505][ T32] r4:84ae2180 [ 1331.240549][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.240602][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1331.240629][ T32] r4:00000001 [ 1331.240671][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.240712][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1331.240740][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.240794][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.240829][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.240889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.240918][ T32] r4:84ae0100 [ 1331.240942][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.240971][ T32] INFO: task kworker/1:277:4221 blocked for more than 457 seconds. [ 1331.241006][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.241034][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.241056][ T32] task:kworker/1:277 state:D stack:0 pid:4221 tgid:4221 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.241103][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.241145][ T32] Call trace: [ 1331.241176][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1331.241274][ T32] r4:85180000 ** 1 printk messages dropped ** [ 1331.241365][ T32] r5:85180000 r4:829187f0 ** 2 printk messages dropped ** [ 1331.241502][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc1e08 ** 8 printk messages dropped ** [ 1331.241876][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1331.242561][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 20 printk messages dropped ** [ 1331.259817][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1331.260053][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1331.260334][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1331.260805][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1331.261311][ T32] r10:829187f4 r9:eabc5d84 r8:00000002 r7:60000113 r6:eabc5d8c r5:85180c00 ** 2 printk messages dropped ** [ 1331.261402][ T32] r5:85180c00 r4:829187f0 ** 6 printk messages dropped ** [ 1331.261730][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1331.262135][ T32] r5:851b8b8c r4:851b8800 [ 1331.262161][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.262208][ T32] r7:ddde2d40 r6:83018200 r5:851b8b8c r4:85148b80 [ 1331.262231][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.262279][ T32] r10:61c88647 r9:85180c00 r8:85148bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.262325][ T32] r4:85148b80 [ 1331.262351][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.262398][ T32] r10:00000000 r9:85148b80 r8:8027ed34 r7:e48b5e60 r6:85148c00 r5:85180c00 [ 1331.262424][ T32] r4:00000001 [ 1331.262445][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.262480][ T32] Exception stack(0xeabc5fb0 to 0xeabc5ff8) [ 1331.262508][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.262541][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.262584][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.262629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.262659][ T32] r4:8513fa40 [ 1331.263091][ T32] INFO: task kworker/1:278:4223 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1331.263131][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.263190][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.263265][ T32] Call trace: [ 1331.275422][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1331.275519][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1331.275549][ T32] r4:00000000 [ 1331.275572][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.275615][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1331.275651][ T32] 1d20: bc8d7000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1331.275702][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1331.275735][ T32] 1d60: 80000013 ffffffff [ 1331.275786][ T32] r5:80000013 r4:80239bd0 [ 1331.275813][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.275870][ T32] r4:82ac11e4 [ 1331.275894][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.275940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1331.275966][ T32] r4:e0421dc0 [ 1331.275987][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.276032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1331.276059][ T32] r4:00000000 [ 1331.276080][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.276129][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1331.276166][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.276217][ T32] r5:00001000 r4:eda69000 [ 1331.276241][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.276303][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.276353][ T32] r5:85d4778c r4:85d47400 [ 1331.276378][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.276427][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1331.276493][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.276553][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.276602][ T32] r4:84ae2180 [ 1331.276628][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.276758][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1331.276788][ T32] r4:00000001 [ 1331.276811][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.276856][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1331.276908][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.276945][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.276976][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.277010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.277046][ T32] r4:84ae0100 [ 1331.277075][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1331.277233][ T32] task:kworker/1:279 state:D stack:0 pid:4225 tgid:4225 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1331.277637][ T32] r5:85181800 r4:829187f0 ** 5 printk messages dropped ** [ 1331.277896][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1331.278351][ T32] r5:851b8f8c r4:851b8c00 ** 4 printk messages dropped ** [ 1331.278563][ T32] r4:85148c80 ** 6 printk messages dropped ** [ 1331.278800][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.279694][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.279944][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 12 printk messages dropped ** [ 1331.280418][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1331.281002][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.281342][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.281660][ T32] r5:85182400 r4:829187f0 ** 6 printk messages dropped ** [ 1331.281999][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1331.282439][ T32] r5:851b938c r4:851b9000 ** 3 printk messages dropped ** [ 1331.282652][ T32] r10:61c88647 r9:85182400 r8:85148dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1331.283006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1331.283303][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.302104][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.302252][ T32] Call trace: [ 1331.302289][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1331.302351][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1331.302380][ T32] r4:00000000 [ 1331.302488][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.302536][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1331.302571][ T32] 1d20: bcd4c000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1331.302648][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1331.302702][ T32] 1d60: 80000013 ffffffff [ 1331.302731][ T32] r5:80000013 r4:80239bd0 [ 1331.302818][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.302873][ T32] r4:82ac11e4 [ 1331.302910][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.303006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1331.303037][ T32] r4:e0421dc0 [ 1331.303086][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.303160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1331.303242][ T32] r4:00000000 [ 1331.303282][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.308691][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1331.308786][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.308887][ T32] r5:00001000 r4:eda69000 [ 1331.308916][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.308960][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.309025][ T32] r5:85d4778c r4:85d47400 [ 1331.309052][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.309104][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1331.309142][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.309215][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.309245][ T32] r4:84ae2180 [ 1331.309268][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.309317][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1331.309343][ T32] r4:00000001 [ 1331.309364][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.309402][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1331.309448][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.309486][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.309517][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.309550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.309576][ T32] r4:84ae0100 [ 1331.309600][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.309631][ T32] INFO: task kworker/1:281:4229 blocked for more than 457 seconds. [ 1331.309666][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.309695][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.309718][ T32] task:kworker/1:281 state:D stack:0 pid:4229 tgid:4229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.309807][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.309897][ T32] Call trace: [ 1331.309954][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1331.310038][ T32] r10:829187f4 r9:eabd1d84 r8:00000002 r7:60000113 r6:eabd1d8c r5:85183000 [ 1331.310069][ T32] r4:85183000 [ 1331.310089][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.310131][ T32] r5:85183000 r4:829187f0 [ 1331.310153][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1331.310464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513fe00 ** 9 printk messages dropped ** [ 1331.310817][ T32] r7:ddde2d40 r6:83018200 r5:851b978c r4:85148e80 ** 8 printk messages dropped ** [ 1331.311135][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1331.312102][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1331.312348][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1331.312571][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.312822][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1331.313221][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 7 printk messages dropped ** [ 1331.330706][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1331.331115][ T32] r5:85183c00 r4:829187f0 ** 1 printk messages dropped ** [ 1331.331178][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.331562][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1331.331940][ T32] r10:61c88647 r9:85183c00 r8:85148fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1331.332374][ T32] r4:8513fdc0 ** 1 printk messages dropped ** [ 1331.332834][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.332925][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.332973][ T32] Call trace: [ 1331.333004][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1331.333055][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1331.333093][ T32] r4:00000000 [ 1331.333118][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.333160][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1331.333192][ T32] 1d20: bd35c000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1331.333225][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1331.333253][ T32] 1d60: 80000013 ffffffff [ 1331.333305][ T32] r5:80000013 r4:80239bd0 [ 1331.339407][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.339545][ T32] r4:82ac11e4 [ 1331.339586][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.339647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1331.339680][ T32] r4:e0421dc0 [ 1331.339704][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.339753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1331.339779][ T32] r4:00000000 [ 1331.339823][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.339882][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1331.339909][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.339971][ T32] r5:00001000 r4:eda69000 [ 1331.339997][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.340039][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.340083][ T32] r5:85d4778c r4:85d47400 [ 1331.340128][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.340183][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1331.340208][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.340279][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.340309][ T32] r4:84ae2180 [ 1331.340339][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.340392][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1331.340419][ T32] r4:00000001 [ 1331.340462][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.340504][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1331.340535][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.340591][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.340626][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.340661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.340687][ T32] r4:84ae0100 [ 1331.340711][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.340756][ T32] INFO: task kworker/1:283:4232 blocked for more than 457 seconds. [ 1331.340794][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.340825][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.340852][ T32] task:kworker/1:283 state:D stack:0 pid:4232 tgid:4232 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.340932][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.340984][ T32] Call trace: [ 1331.341034][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1331.341090][ T32] r10:829187f4 r9:eabddd84 r8:00000002 r7:60000113 r6:eabddd8c r5:85184800 [ 1331.341117][ T32] r4:85184800 [ 1331.341139][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.341180][ T32] r5:85184800 r4:829187f0 [ 1331.341202][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.341242][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.341290][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabdde08 [ 1331.341316][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.341454][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1331.341885][ T32] r7:ddde2d40 r6:83018200 r5:851b9b8c r4:85159080 ** 8 printk messages dropped ** [ 1331.342232][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.343012][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1331.356310][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1331.356606][ T32] r5:00001000 r4:eda69000 ** 5 printk messages dropped ** [ 1331.356850][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1331.357353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1331.357871][ T32] r5:84949800 r4:829187f0 ** 1 printk messages dropped ** [ 1331.357943][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1331.358404][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1331.358803][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.359046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1331.359593][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.359641][ T32] Call trace: [ 1331.359672][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1331.359723][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1331.359750][ T32] r4:00000000 [ 1331.359771][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.359810][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1331.359851][ T32] 1d20: bd6cc000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1331.359900][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1331.359935][ T32] 1d60: 80000013 ffffffff [ 1331.359962][ T32] r5:80000013 r4:80239bd0 [ 1331.359984][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.360028][ T32] r4:82ac11e4 [ 1331.360049][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.360093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1331.360120][ T32] r4:e0421dc0 [ 1331.360141][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.360197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1331.360226][ T32] r4:00000000 [ 1331.360259][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.360311][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1331.360337][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.360382][ T32] r5:00001000 r4:eda69000 [ 1331.360403][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.360453][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.360503][ T32] r5:85d4778c r4:85d47400 [ 1331.360524][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.360572][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1331.360620][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.360673][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.360710][ T32] r4:84ae2180 [ 1331.360748][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.360800][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1331.360826][ T32] r4:00000001 [ 1331.360862][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.360913][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1331.360944][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.360978][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.361029][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.361074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.361104][ T32] r4:84ae0100 [ 1331.361126][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1331.361497][ T32] r10:829187f4 r9:eabedd84 r8:00000002 r7:60000013 r6:eabedd8c r5:8494c800 ** 2 printk messages dropped ** [ 1331.361587][ T32] r5:8494c800 r4:829187f0 ** 3 printk messages dropped ** [ 1331.361761][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.361978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85156200 ** 11 printk messages dropped ** [ 1331.362505][ T32] r10:61c88647 r9:8494c800 r8:851591ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1331.362900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1331.377991][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1331.378566][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 11 printk messages dropped ** [ 1331.379050][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 9 printk messages dropped ** [ 1331.379393][ T32] INFO: task kworker/1:285:4240 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 1331.379793][ T32] r5:84948000 r4:829187f0 ** 1 printk messages dropped ** [ 1331.379885][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.380249][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1331.380652][ T32] r10:00000000 r9:85159200 r8:8027ed34 r7:eabede60 r6:84bbcc80 r5:84948000 ** 9 printk messages dropped ** [ 1331.381371][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1331.382026][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1331.382334][ T32] r5:00001000 r4:eda69000 ** 6 printk messages dropped ** [ 1331.382636][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1331.383053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.383079][ T32] r4:84ae0100 [ 1331.383100][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.383125][ T32] INFO: task kworker/1:286:4241 blocked for more than 457 seconds. [ 1331.383164][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.383195][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.383216][ T32] task:kworker/1:286 state:D stack:0 pid:4241 tgid:4241 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.383262][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.400065][ T32] Call trace: [ 1331.400154][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1331.400237][ T32] r10:829187f4 r9:eabe5d84 r8:00000002 r7:60000113 r6:eabe5d8c r5:85185400 [ 1331.400270][ T32] r4:85185400 [ 1331.400314][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.400364][ T32] r5:85185400 r4:829187f0 [ 1331.400388][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.400430][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.400479][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe5e08 [ 1331.400507][ T32] r4:00000000 [ 1331.400528][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1331.400590][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1331.400638][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.400683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85156340 [ 1331.400709][ T32] r4:00000000 [ 1331.400731][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.400780][ T32] r9:83018205 r8:85185400 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1331.400805][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.400858][ T32] r5:00001000 r4:e07e9000 [ 1331.400881][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.400922][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.400966][ T32] r5:851ba78c r4:851ba400 [ 1331.400989][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.401108][ T32] r7:ddde2d40 r6:83018200 r5:851ba78c r4:85159280 [ 1331.401137][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.401187][ T32] r10:61c88647 r9:85185400 r8:851592ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.401236][ T32] r4:85159280 [ 1331.401261][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.401310][ T32] r10:00000000 r9:85159280 r8:8027ed34 r7:eabf5e60 r6:85159300 r5:85185400 [ 1331.401336][ T32] r4:00000001 [ 1331.401357][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.401394][ T32] Exception stack(0xeabe5fb0 to 0xeabe5ff8) [ 1331.401426][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.401485][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.401521][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.401555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.401603][ T32] r4:85156240 [ 1331.402045][ T32] INFO: task kworker/1:286:4241 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1331.402091][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.402157][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.402206][ T32] Call trace: [ 1331.402265][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1331.402318][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1331.402345][ T32] r4:00000000 [ 1331.402387][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.402433][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1331.402466][ T32] 1d20: bdd17000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1331.402500][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1331.402527][ T32] 1d60: 80000013 ffffffff [ 1331.402553][ T32] r5:80000013 r4:80239bd0 [ 1331.402589][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.402636][ T32] r4:82ac11e4 [ 1331.402668][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.402718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1331.402760][ T32] r4:e0421dc0 [ 1331.402785][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.402831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1331.402865][ T32] r4:00000000 [ 1331.402886][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.402934][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1331.402959][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.403002][ T32] r5:00001000 r4:eda69000 [ 1331.403024][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.403130][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.403181][ T32] r5:85d4778c r4:85d47400 [ 1331.403226][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.403300][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 1 printk messages dropped ** [ 1331.417720][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1331.418309][ T32] r4:84ae0100 ** 5 printk messages dropped ** [ 1331.418677][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.419045][ T32] r5:85186c00 r4:829187f0 ** 2 printk messages dropped ** [ 1331.419173][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf1e08 ** 8 printk messages dropped ** [ 1331.419530][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1331.419831][ T32] r7:ddde2d40 r6:83018200 r5:851bb38c r4:85159380 [ 1331.419865][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.419916][ T32] r10:61c88647 r9:85186c00 r8:851593ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.420009][ T32] r4:85159380 [ 1331.420086][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.420165][ T32] r10:00000000 r9:85159380 r8:8027ed34 r7:eabf5e60 r6:85159400 r5:85186c00 [ 1331.420196][ T32] r4:00000001 [ 1331.420218][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.420255][ T32] Exception stack(0xeabf1fb0 to 0xeabf1ff8) [ 1331.420284][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.420361][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.420397][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.420430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.420456][ T32] r4:85156480 [ 1331.420871][ T32] INFO: task kworker/1:287:4244 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1331.420965][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.421047][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.421123][ T32] Call trace: [ 1331.421173][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1331.421250][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1331.421282][ T32] r4:00000000 [ 1331.421325][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.421370][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1331.421403][ T32] 1d20: be042000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1331.421437][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1331.421487][ T32] 1d60: 80000013 ffffffff [ 1331.421539][ T32] r5:80000013 r4:80239bd0 [ 1331.421565][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.421609][ T32] r4:82ac11e4 [ 1331.421631][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.421676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1331.421711][ T32] r4:e0421dc0 [ 1331.421757][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1331.422040][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1331.422478][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1331.423099][ T32] task:kworker/1:288 state:D stack:0 pid:4245 tgid:4245 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1331.435588][ T32] r5:85186000 r4:829187f0 ** 5 printk messages dropped ** [ 1331.435820][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1331.436456][ T32] r5:851baf8c r4:851bac00 ** 3 printk messages dropped ** [ 1331.436707][ T32] r10:61c88647 r9:85186000 r8:851594ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.436757][ T32] r4:85159480 [ 1331.436828][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.436897][ T32] r10:00000000 r9:85159480 r8:8027ed34 r7:eabf1e60 r6:85159500 r5:85186000 [ 1331.436927][ T32] r4:00000001 [ 1331.436957][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.437000][ T32] Exception stack(0xeabe1fb0 to 0xeabe1ff8) [ 1331.437042][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.437080][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.437112][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.437156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.437186][ T32] r4:85156480 [ 1331.437593][ T32] INFO: task kworker/1:288:4245 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1331.437633][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.437753][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.437834][ T32] Call trace: [ 1331.437874][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1331.437927][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 10 printk messages dropped ** [ 1331.438535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 11 printk messages dropped ** [ 1331.439170][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1331.439735][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1331.439840][ T32] r4:84ae0100 [ 1331.439882][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.439915][ T32] INFO: task kworker/1:289:4248 blocked for more than 457 seconds. [ 1331.440000][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.440078][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.440104][ T32] task:kworker/1:289 state:D stack:0 pid:4248 tgid:4248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.440164][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.440229][ T32] Call trace: [ 1331.440265][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1331.440337][ T32] r10:829187f4 r9:eabfdd84 r8:00000002 r7:60000113 r6:eabfdd8c r5:85188000 [ 1331.440435][ T32] r4:85188000 [ 1331.440496][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.440551][ T32] r5:85188000 r4:829187f0 [ 1331.440584][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.440648][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.440699][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabfde08 [ 1331.440727][ T32] r4:00000000 [ 1331.440748][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1331.440787][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1331.440836][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.440890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851569c0 [ 1331.440939][ T32] r4:00000000 [ 1331.440963][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.441011][ T32] r9:83018205 r8:85188000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 5 printk messages dropped ** [ 1331.441276][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1331.441923][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.441954][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.441987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.442044][ T32] r4:85156980 [ 1331.442283][ T32] INFO: task kworker/1:289:4248 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1331.442319][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.442389][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.442440][ T32] Call trace: [ 1331.442471][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1331.442522][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1331.442571][ T32] r4:00000000 [ 1331.442596][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.442637][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1331.442669][ T32] 1d20: be1fd000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1331.442702][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1331.442730][ T32] 1d60: 80000013 ffffffff [ 1331.442755][ T32] r5:80000013 r4:80239bd0 [ 1331.442776][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.442818][ T32] r4:82ac11e4 [ 1331.442839][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.442894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 3 printk messages dropped ** [ 1331.443062][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1331.474151][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 18 printk messages dropped ** [ 1331.475010][ T32] task:kworker/1:290 state:D stack:0 pid:4251 tgid:4251 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1331.475509][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac05e08 ** 8 printk messages dropped ** [ 1331.475927][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.475972][ T32] r5:00001000 r4:e8921000 [ 1331.476016][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.476061][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.476105][ T32] r5:851c438c r4:851c4000 [ 1331.476126][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.476172][ T32] r7:ddde2d40 r6:83018200 r5:851c438c r4:85159680 [ 1331.476218][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.476269][ T32] r10:61c88647 r9:85188c00 r8:851596ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.476320][ T32] r4:85159680 [ 1331.476344][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.476401][ T32] r10:00000000 r9:85159680 r8:8027ed34 r7:eabfde60 r6:85159700 r5:85188c00 [ 1331.476444][ T32] r4:00000001 [ 1331.476490][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.476537][ T32] Exception stack(0xeac05fb0 to 0xeac05ff8) [ 1331.476588][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.476647][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.476689][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.476726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.476752][ T32] r4:85156900 [ 1331.477174][ T32] INFO: task kworker/1:290:4251 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1331.477223][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.477299][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.477373][ T32] Call trace: [ 1331.477404][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1331.477458][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1331.477507][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.477679][ T32] 1d60: 80000013 ffffffff ** 12 printk messages dropped ** [ 1331.478213][ T32] r5:00001000 r4:eda69000 ** 9 printk messages dropped ** [ 1331.478644][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 1 printk messages dropped ** [ 1331.478715][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.478754][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1331.478806][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.478897][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.478932][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.478966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.478992][ T32] r4:84ae0100 [ 1331.479015][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.479042][ T32] INFO: task kworker/1:291:4252 blocked for more than 457 seconds. [ 1331.479074][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.479116][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1331.479432][ T32] r5:85189800 r4:829187f0 ** 3 printk messages dropped ** [ 1331.479566][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1331.480104][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1331.480571][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1331.481666][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1331.481719][ T32] 1d20: beb36000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1331.481767][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1331.481807][ T32] 1d60: 80000013 ffffffff [ 1331.481876][ T32] r5:80000013 r4:80239bd0 [ 1331.481903][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.481948][ T32] r4:82ac11e4 [ 1331.481969][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.482065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1331.482106][ T32] r4:e0421dc0 [ 1331.482129][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.482176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1331.482211][ T32] r4:00000000 [ 1331.482234][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.482284][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1331.482309][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.482352][ T32] r5:00001000 r4:eda69000 [ 1331.482374][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.482414][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.482458][ T32] r5:85d4778c r4:85d47400 [ 1331.482479][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.482528][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1331.482551][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.482611][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.482641][ T32] r4:84ae2180 [ 1331.482662][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1331.482988][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1331.504548][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.504853][ T32] r5:8518a400 r4:829187f0 ** 1 printk messages dropped ** [ 1331.504943][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.505411][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1331.505898][ T32] r10:00000000 r9:85159880 r8:8027ed34 r7:eac05e60 r6:85159900 r5:8518a400 ** 8 printk messages dropped ** [ 1331.506816][ T32] INFO: task kworker/1:292:4253 is blocked on a mutex likely owned by task kworker/0:176:3656. ** 13 printk messages dropped ** [ 1331.507492][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1331.507667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 9 printk messages dropped ** [ 1331.508159][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 7 printk messages dropped ** [ 1331.508453][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 9 printk messages dropped ** [ 1331.508797][ T32] task:kworker/1:293 state:D stack:0 pid:4256 tgid:4256 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1331.509090][ T32] r5:8518b000 r4:829187f0 ** 6 printk messages dropped ** [ 1331.509350][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1331.509604][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1331.509945][ T32] r4:85159980 [ 1331.509991][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.510065][ T32] r10:00000000 r9:85159980 r8:8027ed34 r7:eac05e60 r6:85159a00 r5:8518b000 [ 1331.510093][ T32] r4:00000001 [ 1331.510113][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.510151][ T32] Exception stack(0xeac0dfb0 to 0xeac0dff8) [ 1331.510191][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.510266][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.510309][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.510368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.510398][ T32] r4:85156f80 [ 1331.510631][ T32] INFO: task kworker/1:293:4256 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1331.510667][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.510742][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.510807][ T32] Call trace: [ 1331.510876][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1331.510928][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1331.510977][ T32] r4:00000000 [ 1331.511010][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.511054][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1331.511087][ T32] 1d20: bf228000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1331.511121][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1331.511159][ T32] 1d60: 80000013 ffffffff [ 1331.511188][ T32] r5:80000013 r4:80239bd0 [ 1331.511224][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.511271][ T32] r4:82ac11e4 [ 1331.511293][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.511337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1331.511364][ T32] r4:e0421dc0 [ 1331.511385][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.511429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1331.511456][ T32] r4:00000000 [ 1331.511565][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.511663][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1331.511712][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.511761][ T32] r5:00001000 r4:eda69000 [ 1331.511783][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.511823][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.511872][ T32] r5:85d4778c r4:85d47400 [ 1331.511941][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.512017][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1331.512048][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.512167][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.512202][ T32] r4:84ae2180 [ 1331.512225][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.512299][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1331.512329][ T32] r4:00000001 [ 1331.512350][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.512393][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1331.512446][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.512483][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.512516][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.512549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.512576][ T32] r4:84ae0100 [ 1331.512598][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.512623][ T32] INFO: task kworker/1:294:4258 blocked for more than 458 seconds. ** 3 printk messages dropped ** [ 1331.512759][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.512981][ T32] r5:8518bc00 r4:829187f0 [ 1331.513002][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1331.513123][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.530150][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.530525][ T32] r5:851c478c r4:851c4400 ** 4 printk messages dropped ** [ 1331.530710][ T32] r4:85159a80 ** 5 printk messages dropped ** [ 1331.530985][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.531629][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1331.532702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1331.532730][ T32] r4:e0421dc0 [ 1331.532751][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.532981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1331.533103][ T32] r4:00000000 [ 1331.533127][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.533219][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1331.533279][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.549516][ T32] r5:00001000 r4:eda69000 [ 1331.549562][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.549632][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.549678][ T32] r5:85d4778c r4:85d47400 [ 1331.549700][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.549751][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1331.549809][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.549871][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.549908][ T32] r4:84ae2180 [ 1331.549942][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.549997][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1331.550078][ T32] r4:00000001 [ 1331.550111][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.550171][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1331.550229][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.550267][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.550300][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.550356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.550432][ T32] r4:84ae0100 [ 1331.550462][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.550504][ T32] INFO: task kworker/1:295:4260 blocked for more than 458 seconds. [ 1331.550542][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.550572][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.550595][ T32] task:kworker/1:295 state:D stack:0 pid:4260 tgid:4260 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1331.550973][ T32] r5:8518c800 r4:829187f0 [ 1331.551000][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1331.551277][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1331.551512][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1331.551958][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1331.552565][ T32] INFO: task kworker/1:295:4260 is blocked on a mutex likely owned by task kworker/0:176:3656. ** 12 printk messages dropped ** [ 1331.553184][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 13 printk messages dropped ** [ 1331.564350][ T32] r5:85d4778c r4:85d47400 ** 6 printk messages dropped ** [ 1331.564683][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 1 printk messages dropped ** [ 1331.564758][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.564800][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1331.564833][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.564877][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.564919][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.564960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.564989][ T32] r4:84ae0100 [ 1331.565015][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.565058][ T32] INFO: task kworker/1:296:4262 blocked for more than 458 seconds. [ 1331.565123][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.565181][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.565208][ T32] task:kworker/1:296 state:D stack:0 pid:4262 tgid:4262 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.565267][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.565328][ T32] Call trace: [ 1331.565361][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1331.565439][ T32] r10:829187f4 r9:eac1dd84 r8:00000002 r7:60000013 r6:eac1dd8c r5:8518d400 [ 1331.565478][ T32] r4:8518d400 [ 1331.565503][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.565546][ T32] r5:8518d400 r4:829187f0 [ 1331.565591][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.565636][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.565684][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac1de08 [ 1331.565710][ T32] r4:00000000 [ 1331.565732][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1331.565771][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1331.565809][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.565868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851707c0 [ 1331.565898][ T32] r4:00000000 [ 1331.565943][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.565994][ T32] r9:83018205 r8:8518d400 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1331.566051][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.566098][ T32] r5:00001000 r4:eaa6f000 [ 1331.566131][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.566175][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.566219][ T32] r5:851c5f8c r4:851c5c00 [ 1331.566242][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.566288][ T32] r7:ddde2d40 r6:83018200 r5:851c5f8c r4:85159c80 [ 1331.566311][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.566358][ T32] r10:61c88647 r9:8518d400 r8:85159cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.566385][ T32] r4:85159c80 [ 1331.566405][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.566451][ T32] r10:00000000 r9:85159c80 r8:8027ed34 r7:eac19e60 r6:85159d00 r5:8518d400 [ 1331.566477][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1331.566568][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.567506][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1331.568015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 7 printk messages dropped ** [ 1331.568379][ T32] r5:00001000 r4:eda69000 ** 6 printk messages dropped ** [ 1331.568630][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 4 printk messages dropped ** [ 1331.568879][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.568919][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1331.568947][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.568980][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.569012][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.569047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.569135][ T32] r4:84ae0100 [ 1331.569163][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.569190][ T32] INFO: task kworker/1:297:4264 blocked for more than 458 seconds. [ 1331.569250][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.569281][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.569304][ T32] task:kworker/1:297 state:D stack:0 pid:4264 tgid:4264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.569366][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.569516][ T32] Call trace: [ 1331.569552][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1331.569601][ T32] r10:829187f4 r9:eac21d84 r8:00000002 r7:60000113 r6:eac21d8c r5:8518e000 [ 1331.569628][ T32] r4:8518e000 [ 1331.569857][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.569933][ T32] r5:8518e000 r4:829187f0 [ 1331.569961][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.570025][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.570080][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac21e08 [ 1331.570107][ T32] r4:00000000 [ 1331.570185][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1331.570248][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1331.570896][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.570960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851702c0 [ 1331.571253][ T32] r4:00000000 [ 1331.571280][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.571345][ T32] r9:83018205 r8:8518e000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1331.571378][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.571462][ T32] r5:00001000 r4:ea9d3000 [ 1331.571490][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.571674][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.571727][ T32] r5:851c538c r4:851c5000 [ 1331.571750][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.571797][ T32] r7:ddde2d40 r6:83018200 r5:851c538c r4:85159d80 [ 1331.571852][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.572067][ T32] r10:61c88647 r9:8518e000 r8:85159dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.572104][ T32] r4:85159d80 [ 1331.572133][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.572181][ T32] r10:00000000 r9:85159d80 r8:8027ed34 r7:eac1de60 r6:85159e00 r5:8518e000 [ 1331.572386][ T32] r4:00000001 [ 1331.572505][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.572691][ T32] Exception stack(0xeac21fb0 to 0xeac21ff8) ** 2 printk messages dropped ** [ 1331.572920][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.596859][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 8 printk messages dropped ** [ 1331.597369][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1331.597534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 7 printk messages dropped ** [ 1331.597927][ T32] r5:85d4778c r4:85d47400 ** 4 printk messages dropped ** [ 1331.598251][ T32] r4:84ae2180 ** 7 printk messages dropped ** [ 1331.598969][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.599675][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.600405][ T32] r5:8518ec00 r4:829187f0 ** 3 printk messages dropped ** [ 1331.600838][ T32] r4:00000000 [ 1331.600905][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1331.600950][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1331.600988][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.601034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851704c0 [ 1331.601108][ T32] r4:00000000 [ 1331.601323][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.601381][ T32] r9:83018205 r8:8518ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1331.601408][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.601870][ T32] r5:00001000 r4:eaa2d000 [ 1331.602262][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.602460][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.602510][ T32] r5:851c578c r4:851c5400 [ 1331.602764][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.602824][ T32] r7:ddde2d40 r6:83018200 r5:851c578c r4:85159e80 [ 1331.602858][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.602908][ T32] r10:61c88647 r9:8518ec00 r8:85159eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.602937][ T32] r4:85159e80 [ 1331.602959][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.603007][ T32] r10:00000000 r9:85159e80 r8:8027ed34 r7:eac1de60 r6:85159f00 r5:8518ec00 [ 1331.603034][ T32] r4:00000001 [ 1331.603084][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.603127][ T32] Exception stack(0xeac25fb0 to 0xeac25ff8) [ 1331.603186][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.603225][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.603263][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.603356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.630640][ T32] r4:85170400 [ 1331.631175][ T32] INFO: task kworker/1:298:4266 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1331.631240][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.631319][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.631387][ T32] Call trace: [ 1331.631421][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1331.631783][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1331.631850][ T32] r4:00000000 [ 1331.631877][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.631923][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1331.631959][ T32] 1d20: c0121000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1331.632104][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1331.632138][ T32] 1d60: 80000013 ffffffff [ 1331.632165][ T32] r5:80000013 r4:80239bd0 [ 1331.632188][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.632235][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1331.632302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 10 printk messages dropped ** [ 1331.632978][ T32] r5:85d4778c r4:85d47400 ** 4 printk messages dropped ** [ 1331.638715][ T32] r4:84ae2180 ** 7 printk messages dropped ** [ 1331.639266][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1331.640159][ T32] r10:829187f4 r9:eac29d84 r8:00000002 r7:60000113 r6:eac29d8c r5:85190000 ** 2 printk messages dropped ** [ 1331.640250][ T32] r5:85190000 r4:829187f0 ** 3 printk messages dropped ** [ 1331.640403][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.640557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85170580 [ 1331.640584][ T32] r4:00000000 [ 1331.640605][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.640654][ T32] r9:83018205 r8:85190000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1331.640681][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.640725][ T32] r5:00001000 r4:eaa45000 [ 1331.640748][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.640789][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.640833][ T32] r5:851c5b8c r4:851c5800 [ 1331.640882][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.640934][ T32] r7:ddde2d40 r6:83018200 r5:851c5b8c r4:85159f80 [ 1331.640959][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.641007][ T32] r10:61c88647 r9:85190000 r8:85159fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.641034][ T32] r4:85159f80 [ 1331.641118][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.641171][ T32] r10:00000000 r9:85159f80 r8:8027ed34 r7:eac1de60 r6:851ed000 r5:85190000 [ 1331.641199][ T32] r4:00000001 [ 1331.641220][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.641260][ T32] Exception stack(0xeac29fb0 to 0xeac29ff8) [ 1331.641289][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.641355][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.641393][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.641433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.641460][ T32] r4:851705c0 [ 1331.641869][ T32] INFO: task kworker/1:299:4268 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1331.641909][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.641971][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.642060][ T32] Call trace: [ 1331.642095][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1331.642148][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1331.642204][ T32] r4:00000000 [ 1331.642231][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.642275][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 4 printk messages dropped ** [ 1331.642474][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1331.643020][ T32] r5:00001000 r4:eda69000 ** 5 printk messages dropped ** [ 1331.656718][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1331.657655][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1331.658201][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1331.658971][ T32] r5:85190c00 r4:829187f0 ** 1 printk messages dropped ** [ 1331.659120][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1331.659502][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1331.660665][ T32] r4:851ed080 ** 6 printk messages dropped ** [ 1331.661588][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1331.662593][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1331.662650][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1331.662678][ T32] r4:00000000 [ 1331.662767][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.662813][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1331.662883][ T32] 1d20: c0337000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1331.662931][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1331.663045][ T32] 1d60: 80000013 ffffffff [ 1331.663088][ T32] r5:80000013 r4:80239bd0 [ 1331.663119][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.663204][ T32] r4:82ac11e4 [ 1331.663262][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.683936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1331.683987][ T32] r4:e0421dc0 [ 1331.684086][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.684166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1331.684223][ T32] r4:00000000 [ 1331.684250][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.684374][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1331.684440][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.684555][ T32] r5:00001000 r4:eda69000 [ 1331.684587][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.684631][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.684715][ T32] r5:85d4778c r4:85d47400 [ 1331.684743][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.684795][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1331.684819][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.684882][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.684911][ T32] r4:84ae2180 [ 1331.684934][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.684983][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1331.685024][ T32] r4:00000001 [ 1331.685080][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.685145][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1331.685301][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.685340][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.685372][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.685407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.685516][ T32] r4:84ae0100 [ 1331.685548][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.685581][ T32] INFO: task kworker/1:301:4272 blocked for more than 458 seconds. [ 1331.685637][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.685670][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.685704][ T32] task:kworker/1:301 state:D stack:0 pid:4272 tgid:4272 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.685848][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.685907][ T32] Call trace: [ 1331.685968][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1331.686054][ T32] r10:829187f4 r9:eac31d84 r8:00000002 r7:60000113 r6:eac31d8c r5:85191800 [ 1331.686084][ T32] r4:85191800 [ 1331.686105][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.686149][ T32] r5:85191800 r4:829187f0 [ 1331.686171][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.686213][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.686262][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac31e08 [ 1331.686289][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.686389][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1331.686802][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1331.687365][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1331.687580][ T32] r4:85170940 [ 1331.688028][ T32] INFO: task kworker/1:301:4272 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1331.688069][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.688272][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.688667][ T32] Call trace: [ 1331.688704][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1331.688758][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1331.688786][ T32] r4:00000000 [ 1331.688807][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.688854][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1331.688889][ T32] 1d20: c04b2000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1331.688923][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1331.688952][ T32] 1d60: 80000013 ffffffff [ 1331.688978][ T32] r5:80000013 r4:80239bd0 [ 1331.689000][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.689112][ T32] r4:82ac11e4 [ 1331.689167][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.689286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1331.689349][ T32] r4:e0421dc0 [ 1331.689375][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.689422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1331.689463][ T32] r4:00000000 [ 1331.689488][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.689538][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1331.689582][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.689630][ T32] r5:00001000 r4:eda69000 [ 1331.689720][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.689766][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.689811][ T32] r5:85d4778c r4:85d47400 [ 1331.689834][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.689922][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1331.689963][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.690044][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.690076][ T32] r4:84ae2180 [ 1331.690098][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.690146][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1331.690172][ T32] r4:00000001 [ 1331.690237][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1331.690311][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1331.691434][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1331.691878][ T32] r5:85192400 r4:829187f0 [ 1331.691901][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.691941][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.691989][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac35e08 [ 1331.692015][ T32] r4:00000000 [ 1331.692037][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1331.692076][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1331.692114][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.692158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85170a40 [ 1331.692199][ T32] r4:00000000 [ 1331.692224][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.692523][ T32] r9:83018205 r8:85192400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1331.692569][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.692620][ T32] r5:00001000 r4:eaa95000 [ 1331.692643][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.692684][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1331.693126][ T32] r7:ddde2d40 r6:83018200 r5:851c678c r4:851ed280 ** 9 printk messages dropped ** [ 1331.714501][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1331.715502][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1331.715904][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1331.716280][ T32] r5:00001000 r4:eda69000 ** 5 printk messages dropped ** [ 1331.716489][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1331.716876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 8 printk messages dropped ** [ 1331.717220][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1331.717389][ T32] r5:85193000 r4:829187f0 ** 1 printk messages dropped ** [ 1331.717502][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.717952][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1331.718438][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1331.719074][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1331.719309][ T32] Call trace: [ 1331.719403][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1331.719468][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1331.719499][ T32] r4:00000000 [ 1331.719521][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.719561][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1331.719722][ T32] 1d20: c084d000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1331.719761][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1331.719792][ T32] 1d60: 80000013 ffffffff [ 1331.719849][ T32] r5:80000013 r4:80239bd0 [ 1331.719876][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.719920][ T32] r4:82ac11e4 [ 1331.719942][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.720074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1331.720146][ T32] r4:e0421dc0 [ 1331.720228][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.720278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1331.720324][ T32] r4:00000000 [ 1331.720349][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.720398][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1331.720425][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.720526][ T32] r5:00001000 r4:eda69000 [ 1331.720552][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.720594][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.720639][ T32] r5:85d4778c r4:85d47400 [ 1331.720661][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.720710][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1331.720746][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.720831][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.720895][ T32] r4:84ae2180 [ 1331.720922][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.720978][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1331.721005][ T32] r4:00000001 [ 1331.721027][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.721064][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1331.721093][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.721127][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.721158][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1331.721307][ T32] r4:84ae0100 ** 5 printk messages dropped ** [ 1331.721595][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.722076][ T32] r5:85193c00 r4:829187f0 ** 1 printk messages dropped ** [ 1331.722140][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.722558][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1331.722969][ T32] r10:00000000 r9:851ed480 r8:8027ed34 r7:eac11e60 r6:851ed500 r5:85193c00 ** 8 printk messages dropped ** [ 1331.754800][ T32] INFO: task kworker/1:304:4279 is blocked on a mutex likely owned by task kworker/0:176:3656. ** 12 printk messages dropped ** [ 1331.755526][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 12 printk messages dropped ** [ 1331.756310][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1331.756878][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1331.757447][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1331.757736][ T32] r5:85194800 r4:829187f0 ** 3 printk messages dropped ** [ 1331.757882][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.758148][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.758526][ T32] r5:851c7b8c r4:851c7800 ** 4 printk messages dropped ** [ 1331.758691][ T32] r4:851ed580 ** 6 printk messages dropped ** [ 1331.758949][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.759579][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.759779][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 2 printk messages dropped ** [ 1331.759925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1331.759951][ T32] r4:e0421dc0 [ 1331.759974][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.760552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1331.760584][ T32] r4:00000000 [ 1331.760694][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.760747][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1331.760775][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.760932][ T32] r5:00001000 r4:eda69000 [ 1331.760961][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.761003][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.761125][ T32] r5:85d4778c r4:85d47400 [ 1331.761151][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.761670][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1331.761699][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.761890][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.761921][ T32] r4:84ae2180 [ 1331.761972][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.762227][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1331.762269][ T32] r4:00000001 [ 1331.762349][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.762395][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1331.762496][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.762535][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.762581][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.762617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.762674][ T32] r4:84ae0100 [ 1331.762859][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.762890][ T32] INFO: task kworker/1:306:4282 blocked for more than 458 seconds. [ 1331.762921][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.762948][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.763341][ T32] task:kworker/1:306 state:D stack:0 pid:4282 tgid:4282 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.787647][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.787829][ T32] Call trace: [ 1331.787873][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1331.787939][ T32] r10:829187f4 r9:eac45d84 r8:00000002 r7:60000013 r6:eac45d8c r5:85195400 [ 1331.787981][ T32] r4:85195400 [ 1331.788008][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.788053][ T32] r5:85195400 r4:829187f0 [ 1331.788075][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.788117][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.788166][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac45e08 [ 1331.788234][ T32] r4:00000000 [ 1331.788266][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1331.788406][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1331.788460][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.788704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f6040 [ 1331.788735][ T32] r4:00000000 [ 1331.788757][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.788903][ T32] r9:83018205 r8:85195400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1331.788936][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.788983][ T32] r5:00001000 r4:eaacd000 [ 1331.789085][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.789159][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.789223][ T32] r5:851c778c r4:851c7400 [ 1331.789249][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.789331][ T32] r7:ddde2d40 r6:83018200 r5:851c778c r4:851ed680 [ 1331.789360][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1331.789568][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1331.790457][ T32] INFO: task kworker/1:306:4282 is blocked on a mutex likely owned by task kworker/0:176:3656. ** 10 printk messages dropped ** [ 1331.791135][ T32] 1d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1331.791476][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1331.791883][ T32] r5:00001000 r4:eda69000 ** 6 printk messages dropped ** [ 1331.792151][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.792180][ T32] r4:84ae2180 [ 1331.792257][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.792378][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1331.792409][ T32] r4:00000001 [ 1331.792430][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.792480][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1331.792575][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.792612][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.792739][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.792791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.792821][ T32] r4:84ae0100 [ 1331.792849][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.793009][ T32] INFO: task kworker/1:307:4284 blocked for more than 458 seconds. [ 1331.793057][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.793087][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.793165][ T32] task:kworker/1:307 state:D stack:0 pid:4284 tgid:4284 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.793231][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.793363][ T32] Call trace: [ 1331.814856][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1331.814958][ T32] r10:829187f4 r9:eac49d84 r8:00000002 r7:60000113 r6:eac49d8c r5:85196000 [ 1331.815006][ T32] r4:85196000 [ 1331.815237][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.815299][ T32] r5:85196000 r4:829187f0 [ 1331.815355][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.815560][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.815645][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac49e08 [ 1331.815708][ T32] r4:00000000 [ 1331.815734][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1331.815776][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1331.815819][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.815872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f6280 [ 1331.815912][ T32] r4:00000000 [ 1331.815938][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.816105][ T32] r9:83018205 r8:85196000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1331.816165][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.816219][ T32] r5:00001000 r4:eaaeb000 [ 1331.816243][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.816285][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.816330][ T32] r5:851c7f8c r4:851c7c00 [ 1331.816352][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.816402][ T32] r7:ddde2d40 r6:83018200 r5:851c7f8c r4:851ed780 [ 1331.816426][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1331.816612][ T32] r10:00000000 r9:851ed780 r8:8027ed34 r7:eac41e60 r6:851ed800 r5:85196000 ** 10 printk messages dropped ** [ 1331.817719][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1331.819024][ T32] r5:80000013 r4:80239bd0 ** 4 printk messages dropped ** [ 1331.820099][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1331.820693][ T32] r5:00001000 r4:eda69000 ** 5 printk messages dropped ** [ 1331.821160][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.821214][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.821241][ T32] r4:84ae2180 [ 1331.821361][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.821422][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1331.821451][ T32] r4:00000001 [ 1331.821473][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.821511][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1331.821597][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.821638][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.821688][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.821726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.821785][ T32] r4:84ae0100 [ 1331.821813][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.821988][ T32] INFO: task kworker/1:308:4287 blocked for more than 458 seconds. [ 1331.822067][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.822126][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.822167][ T32] task:kworker/1:308 state:D stack:0 pid:4287 tgid:4287 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.822220][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.822317][ T32] Call trace: [ 1331.822356][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1331.822477][ T32] r10:829187f4 r9:eac51d84 r8:00000002 r7:60000113 r6:eac51d8c r5:85196c00 [ 1331.822539][ T32] r4:85196c00 [ 1331.822593][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.822640][ T32] r5:85196c00 r4:829187f0 [ 1331.822721][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1331.822855][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1331.823149][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1331.835314][ T32] r4:851ed880 ** 6 printk messages dropped ** [ 1331.835662][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.836550][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.836839][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1331.837368][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1331.837897][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 9 printk messages dropped ** [ 1331.838568][ T32] INFO: task kworker/1:309:4288 blocked for more than 458 seconds. ** 9 printk messages dropped ** [ 1331.838965][ T32] r5:85198000 r4:829187f0 ** 1 printk messages dropped ** [ 1331.839032][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1331.839340][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.839550][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1331.839925][ T32] r10:61c88647 r9:85198000 r8:851ed9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.839956][ T32] r4:851ed980 [ 1331.839979][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.840028][ T32] r10:00000000 r9:851ed980 r8:8027ed34 r7:eac51e60 r6:851eda00 r5:85198000 [ 1331.840056][ T32] r4:00000001 [ 1331.840134][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.840189][ T32] Exception stack(0xeac3dfb0 to 0xeac3dff8) [ 1331.840224][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.840259][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.840292][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.840326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.840354][ T32] r4:851f62c0 [ 1331.840596][ T32] INFO: task kworker/1:309:4288 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1331.840637][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.840700][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.840751][ T32] Call trace: [ 1331.840786][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1331.840840][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1331.840882][ T32] r4:00000000 [ 1331.840906][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.840948][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1331.841022][ T32] 1d20: c154c000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1331.841063][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1331.841094][ T32] 1d60: 80000013 ffffffff [ 1331.841136][ T32] r5:80000013 r4:80239bd0 [ 1331.841164][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.841223][ T32] r4:82ac11e4 [ 1331.841309][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.841360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1331.841390][ T32] r4:e0421dc0 [ 1331.841452][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.841506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1331.841650][ T32] r4:00000000 [ 1331.841677][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.841730][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1331.841757][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.841818][ T32] r5:00001000 r4:eda69000 [ 1331.841850][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.841895][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.841941][ T32] r5:85d4778c r4:85d47400 [ 1331.841964][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.842039][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1331.842097][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.842213][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.842268][ T32] r4:84ae2180 [ 1331.842324][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.842378][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1331.842406][ T32] r4:00000001 [ 1331.842427][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.842464][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1331.842523][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.842562][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.842595][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.842668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.842744][ T32] r4:84ae0100 [ 1331.842770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.842796][ T32] INFO: task kworker/1:310:4290 blocked for more than 458 seconds. [ 1331.842827][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1331.843144][ T32] r10:829187f4 r9:eac55d84 r8:00000002 r7:60000013 r6:eac55d8c r5:85198c00 ** 2 printk messages dropped ** [ 1331.843305][ T32] r5:85198c00 r4:829187f0 ** 2 printk messages dropped ** [ 1331.872462][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac55e08 ** 8 printk messages dropped ** [ 1331.873170][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1331.884698][ T32] r10:61c88647 r9:85198c00 r8:851edaac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1331.885329][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1331.886630][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1331.887688][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1331.888149][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 9 printk messages dropped ** [ 1331.889066][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1331.889627][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1331.890463][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1331.890752][ T32] r5:85199800 r4:829187f0 [ 1331.890801][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.890897][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.890996][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac59e08 [ 1331.891073][ T32] r4:00000000 [ 1331.891128][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1331.891213][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1331.891294][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.891388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f6980 [ 1331.891446][ T32] r4:00000000 [ 1331.891520][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.891623][ T32] r9:83018205 r8:85199800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1331.891679][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.891770][ T32] r5:00001000 r4:dfcb5000 [ 1331.891835][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.891932][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.892024][ T32] r5:851ccf8c r4:851ccc00 [ 1331.892073][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.892172][ T32] r7:ddde2d40 r6:83018200 r5:851ccf8c r4:851edb80 [ 1331.892224][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.892345][ T32] r10:61c88647 r9:85199800 r8:851edbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.892410][ T32] r4:851edb80 [ 1331.892478][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.892611][ T32] r10:00000000 r9:851edb80 r8:8027ed34 r7:eac51e60 r6:851edc00 r5:85199800 [ 1331.892690][ T32] r4:00000001 [ 1331.892741][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.892819][ T32] Exception stack(0xeac59fb0 to 0xeac59ff8) [ 1331.892887][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.892959][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.893027][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.893099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.893175][ T32] r4:851f6540 [ 1331.914221][ T32] INFO: task kworker/1:311:4291 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1331.914358][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.914440][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.914521][ T32] Call trace: [ 1331.914556][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1331.914620][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1331.914650][ T32] r4:00000000 [ 1331.914672][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.914716][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1331.914751][ T32] 1d20: c1ed2000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1331.914787][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1331.914851][ T32] 1d60: 80000013 ffffffff [ 1331.914886][ T32] r5:80000013 r4:80239bd0 [ 1331.914911][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.914958][ T32] r4:82ac11e4 [ 1331.914981][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.915028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1331.915055][ T32] r4:e0421dc0 [ 1331.915076][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1331.915215][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.915387][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1331.915783][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.915945][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1331.916335][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1331.916542][ T32] r5:8519a400 r4:829187f0 ** 3 printk messages dropped ** [ 1331.916780][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.917021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f6a40 ** 11 printk messages dropped ** [ 1331.917495][ T32] r10:61c88647 r9:8519a400 r8:851edcac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1331.918096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 8 printk messages dropped ** [ 1331.918903][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1331.919521][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.919765][ T32] r5:85d4778c r4:85d47400 ** 2 printk messages dropped ** [ 1331.919939][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.919993][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.920023][ T32] r4:84ae2180 [ 1331.920073][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.920129][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1331.920157][ T32] r4:00000001 [ 1331.920205][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.920248][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1331.920278][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.920341][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.920412][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.920456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.920483][ T32] r4:84ae0100 [ 1331.920506][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.920531][ T32] INFO: task kworker/1:313:4296 blocked for more than 458 seconds. [ 1331.920562][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.920590][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.920611][ T32] task:kworker/1:313 state:D stack:0 pid:4296 tgid:4296 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.920698][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.920747][ T32] Call trace: [ 1331.920779][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1331.920829][ T32] r10:829187f4 r9:eac61d84 r8:00000002 r7:60000013 r6:eac61d8c r5:8519b000 [ 1331.920882][ T32] r4:8519b000 [ 1331.920907][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.920962][ T32] r5:8519b000 r4:829187f0 [ 1331.920987][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.921030][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.921100][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac61e08 [ 1331.921145][ T32] r4:00000000 [ 1331.921223][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1331.921268][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1331.921307][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.921354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f6c40 [ 1331.921382][ T32] r4:00000000 [ 1331.921403][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.921449][ T32] r9:83018205 r8:8519b000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1331.921475][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.921519][ T32] r5:00001000 r4:dffeb000 [ 1331.921542][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.921583][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.921626][ T32] r5:851cd78c r4:851cd400 [ 1331.921704][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.921756][ T32] r7:ddde2d40 r6:83018200 r5:851cd78c r4:851edd80 [ 1331.921834][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.921891][ T32] r10:61c88647 r9:8519b000 r8:851eddac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1331.922236][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.923258][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1331.944195][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1331.944632][ T32] r5:85d4778c r4:85d47400 ** 6 printk messages dropped ** [ 1331.944973][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 7 printk messages dropped ** [ 1331.945377][ T32] r4:84ae0100 ** 7 printk messages dropped ** [ 1331.945764][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1331.945968][ T32] r5:8519bc00 r4:829187f0 ** 6 printk messages dropped ** [ 1331.946331][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1331.946682][ T32] r5:851ce38c r4:851ce000 ** 6 printk messages dropped ** [ 1331.947013][ T32] r10:00000000 r9:851ede80 r8:8027ed34 r7:eac61e60 r6:851edf00 r5:8519bc00 ** 9 printk messages dropped ** [ 1331.947902][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.948165][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.948214][ T32] Call trace: [ 1331.948250][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1331.948303][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1331.948330][ T32] r4:00000000 [ 1331.948375][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.948445][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1331.948481][ T32] 1d20: c2146000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1331.948515][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1331.948561][ T32] 1d60: 80000013 ffffffff [ 1331.948610][ T32] r5:80000013 r4:80239bd0 [ 1331.948635][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.948689][ T32] r4:82ac11e4 [ 1331.948714][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.948761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1331.948789][ T32] r4:e0421dc0 [ 1331.948810][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.948855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1331.948887][ T32] r4:00000000 [ 1331.948908][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.948978][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1331.949095][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.949157][ T32] r5:00001000 r4:eda69000 [ 1331.949293][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1331.949338][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.949383][ T32] r5:85d4778c r4:85d47400 [ 1331.949406][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.949454][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1331.949478][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.949527][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.949554][ T32] r4:84ae2180 [ 1331.949575][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.949622][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1331.949648][ T32] r4:00000001 [ 1331.949692][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.949733][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1331.949763][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.949795][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.949847][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.949936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.949966][ T32] r4:84ae0100 [ 1331.950043][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.950075][ T32] INFO: task kworker/1:315:4299 blocked for more than 458 seconds. [ 1331.950106][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.950200][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.950248][ T32] task:kworker/1:315 state:D stack:0 pid:4299 tgid:4299 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.950390][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.950434][ T32] Call trace: [ 1331.950465][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1331.950513][ T32] r10:829187f4 r9:eac6dd84 r8:00000002 r7:60000013 r6:eac6dd8c r5:8519c800 [ 1331.950540][ T32] r4:8519c800 [ 1331.950604][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.950652][ T32] r5:8519c800 r4:829187f0 [ 1331.950719][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.950763][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.950855][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac6de08 [ 1331.950915][ T32] r4:00000000 [ 1331.950948][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1331.951036][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1331.951125][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1331.951176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f6f00 [ 1331.951204][ T32] r4:00000000 [ 1331.951250][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1331.951301][ T32] r9:83018205 r8:8519c800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1331.951328][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.951508][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1331.952293][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1331.979781][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1331.980302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 10 printk messages dropped ** [ 1331.980835][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1331.981290][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1331.981849][ T32] r10:829187f4 r9:eac69d84 r8:00000002 r7:60000013 r6:eac69d8c r5:8519d400 ** 5 printk messages dropped ** [ 1331.982118][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac69e08 ** 8 printk messages dropped ** [ 1331.982432][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1331.982874][ T32] r4:8520c080 ** 5 printk messages dropped ** [ 1331.983087][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1331.992848][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.993036][ T32] 1d60: 80000013 ffffffff ** 7 printk messages dropped ** [ 1331.993377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 10 printk messages dropped ** [ 1332.004305][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1332.004570][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.004623][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1332.004681][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.004762][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.004798][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.004832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.004887][ T32] r4:84ae0100 [ 1332.004918][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.004960][ T32] INFO: task kworker/1:317:4304 blocked for more than 458 seconds. [ 1332.005002][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.005032][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.005055][ T32] task:kworker/1:317 state:D stack:0 pid:4304 tgid:4304 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.005112][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.005160][ T32] Call trace: [ 1332.005208][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1332.005261][ T32] r10:829187f4 r9:eac75d84 r8:00000002 r7:60000113 r6:eac75d8c r5:8519e000 [ 1332.005289][ T32] r4:8519e000 [ 1332.005310][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.005353][ T32] r5:8519e000 r4:829187f0 [ 1332.005375][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.005415][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.005463][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac75e08 [ 1332.005490][ T32] r4:00000000 [ 1332.005511][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1332.005550][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1332.005612][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.005732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852123c0 [ 1332.005852][ T32] r4:00000000 [ 1332.005882][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.005930][ T32] r9:83018205 r8:8519e000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1332.005980][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.006053][ T32] r5:00001000 r4:e06fb000 [ 1332.006078][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.006119][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.006162][ T32] r5:851ceb8c r4:851ce800 [ 1332.006184][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.006231][ T32] r7:ddde2d40 r6:83018200 r5:851ceb8c r4:8520c180 [ 1332.006293][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.006345][ T32] r10:61c88647 r9:8519e000 r8:8520c1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.006381][ T32] r4:8520c180 [ 1332.006406][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.006475][ T32] r10:00000000 r9:8520c180 r8:8027ed34 r7:eac65e60 r6:8520c200 r5:8519e000 [ 1332.006538][ T32] r4:00000001 [ 1332.006571][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.006718][ T32] Exception stack(0xeac75fb0 to 0xeac75ff8) [ 1332.006751][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.006799][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.006832][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.006870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1332.007870][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1332.008627][ T32] r5:80000013 r4:80239bd0 ** 6 printk messages dropped ** [ 1332.009037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 10 printk messages dropped ** [ 1332.009480][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1332.009912][ T32] r4:84ae0100 ** 7 printk messages dropped ** [ 1332.010440][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1332.010664][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1332.011183][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.011490][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.011735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 13 printk messages dropped ** [ 1332.012547][ T32] r5:80000013 r4:80239bd0 ** 7 printk messages dropped ** [ 1332.012825][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.013063][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1332.031917][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1332.032218][ T32] INFO: task kworker/1:319:4309 blocked for more than 458 seconds. [ 1332.032255][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.032284][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.032306][ T32] task:kworker/1:319 state:D stack:0 pid:4309 tgid:4309 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.032365][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.032490][ T32] Call trace: [ 1332.032566][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1332.032623][ T32] r10:829187f4 r9:eac7dd84 r8:00000002 r7:60000113 r6:eac7dd8c r5:851a0000 [ 1332.032659][ T32] r4:851a0000 [ 1332.032704][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.032773][ T32] r5:851a0000 r4:829187f0 [ 1332.032799][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.032842][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.032896][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac7de08 [ 1332.032922][ T32] r4:00000000 [ 1332.032944][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1332.032983][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1332.033024][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.033068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85212480 [ 1332.033095][ T32] r4:00000000 [ 1332.033116][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.033187][ T32] r9:83018205 r8:851a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1332.033218][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.033284][ T32] r5:00001000 r4:e0719000 [ 1332.046192][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.046318][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.046372][ T32] r5:851cef8c r4:851cec00 [ 1332.046398][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.046471][ T32] r7:ddde2d40 r6:83018200 r5:851cef8c r4:8520c380 [ 1332.046501][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.046567][ T32] r10:61c88647 r9:851a0000 r8:8520c3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.046598][ T32] r4:8520c380 [ 1332.046620][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.046668][ T32] r10:00000000 r9:8520c380 r8:8027ed34 r7:eac75e60 r6:8520c400 r5:851a0000 [ 1332.046695][ T32] r4:00000001 [ 1332.046716][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.046774][ T32] Exception stack(0xeac7dfb0 to 0xeac7dff8) [ 1332.046811][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.046845][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.046885][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.046922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.046958][ T32] r4:85212300 [ 1332.047366][ T32] INFO: task kworker/1:319:4309 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1332.047418][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.047492][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.047560][ T32] Call trace: [ 1332.047596][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1332.047674][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1332.047731][ T32] r4:00000000 [ 1332.047797][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.047851][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1332.047890][ T32] 1d20: c32fa000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1332.047959][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1332.047991][ T32] 1d60: 80000013 ffffffff [ 1332.048038][ T32] r5:80000013 r4:80239bd0 ** 3 printk messages dropped ** [ 1332.048203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 9 printk messages dropped ** [ 1332.048566][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1332.049101][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.049422][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.049711][ T32] r5:851a0c00 r4:829187f0 ** 2 printk messages dropped ** [ 1332.049827][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac81e08 ** 8 printk messages dropped ** [ 1332.050231][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1332.050988][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.051343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1332.052022][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1332.052329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 10 printk messages dropped ** [ 1332.052743][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1332.053271][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.074681][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.074984][ T32] r5:851a1800 r4:829187f0 ** 1 printk messages dropped ** [ 1332.075048][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.075096][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac71e08 [ 1332.075123][ T32] r4:00000000 [ 1332.075155][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1332.075199][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1332.075240][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.075286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85212740 [ 1332.075313][ T32] r4:00000000 [ 1332.075377][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.075455][ T32] r9:83018205 r8:851a1800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1332.075485][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.075531][ T32] r5:00001000 r4:e074b000 [ 1332.075568][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.075613][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.075695][ T32] r5:851cf38c r4:851cf000 [ 1332.075721][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.075772][ T32] r7:ddde2d40 r6:83018200 r5:851cf38c r4:8520c580 [ 1332.075810][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.075868][ T32] r10:61c88647 r9:851a1800 r8:8520c5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.075919][ T32] r4:8520c580 [ 1332.075946][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.076005][ T32] r10:00000000 r9:8520c580 r8:8027ed34 r7:eac81e60 r6:8520c600 r5:851a1800 [ 1332.076035][ T32] r4:00000001 [ 1332.076056][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.076095][ T32] Exception stack(0xeac71fb0 to 0xeac71ff8) [ 1332.076125][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.076158][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.076209][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.076263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.076294][ T32] r4:85212300 [ 1332.076687][ T32] INFO: task kworker/1:321:4311 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1332.076726][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.076873][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.076950][ T32] Call trace: [ 1332.077035][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1332.077096][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1332.077127][ T32] r4:00000000 [ 1332.077148][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.077217][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1332.077255][ T32] 1d20: c3866000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1332.077333][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1332.077366][ T32] 1d60: 80000013 ffffffff [ 1332.077400][ T32] r5:80000013 r4:80239bd0 [ 1332.077426][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.077535][ T32] r4:82ac11e4 [ 1332.077572][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.077621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1332.077648][ T32] r4:e0421dc0 [ 1332.077670][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1332.077984][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1332.078795][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1332.079346][ T32] task:kworker/1:322 state:D stack:0 pid:4314 tgid:4314 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.079820][ T32] r5:851a3000 r4:829187f0 ** 3 printk messages dropped ** [ 1332.079984][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.080294][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1332.080906][ T32] r10:61c88647 r9:851a3000 r8:8520c6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1332.081807][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.082681][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.082883][ T32] r5:80000013 r4:80239bd0 ** 6 printk messages dropped ** [ 1332.103771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 10 printk messages dropped ** [ 1332.104265][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1332.104633][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1332.105057][ T32] r10:829187f4 r9:eac8dd84 r8:00000002 r7:60000113 r6:eac8dd8c r5:851a2400 ** 4 printk messages dropped ** [ 1332.105250][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.105323][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac8de08 [ 1332.105353][ T32] r4:00000000 [ 1332.105375][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1332.105415][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1332.105453][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.105521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85212bc0 [ 1332.105551][ T32] r4:00000000 [ 1332.105596][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.105647][ T32] r9:83018205 r8:851a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1332.105672][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.105715][ T32] r5:00001000 r4:e07c9000 [ 1332.105751][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.105795][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.105839][ T32] r5:851cff8c r4:851cfc00 [ 1332.105877][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.105927][ T32] r7:ddde2d40 r6:83018200 r5:851cff8c r4:8520c780 [ 1332.105951][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.105998][ T32] r10:61c88647 r9:851a2400 r8:8520c7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.106051][ T32] r4:8520c780 [ 1332.106123][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.106354][ T32] r10:00000000 r9:8520c780 r8:8027ed34 r7:eac89e60 r6:8520c800 r5:851a2400 [ 1332.106385][ T32] r4:00000001 [ 1332.106406][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.106443][ T32] Exception stack(0xeac8dfb0 to 0xeac8dff8) [ 1332.106494][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.106535][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.106602][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.106639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.106667][ T32] r4:85212980 [ 1332.107046][ T32] INFO: task kworker/1:323:4317 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1332.107084][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.107159][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.107206][ T32] Call trace: [ 1332.107236][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1332.107287][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1332.107314][ T32] r4:00000000 [ 1332.107357][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.107403][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1332.107435][ T32] 1d20: c3a4f000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1332.107490][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1332.107521][ T32] 1d60: 80000013 ffffffff [ 1332.107547][ T32] r5:80000013 r4:80239bd0 [ 1332.107571][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.107623][ T32] r4:82ac11e4 [ 1332.107648][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.107694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1332.107730][ T32] r4:e0421dc0 [ 1332.107773][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.107852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1332.107889][ T32] r4:00000000 [ 1332.107911][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.107960][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1332.107985][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.108039][ T32] r5:00001000 r4:eda69000 [ 1332.108066][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.108107][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.108151][ T32] r5:85d4778c r4:85d47400 [ 1332.108172][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.108220][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1332.108243][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.108291][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.108317][ T32] r4:84ae2180 [ 1332.108359][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.108411][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1332.108458][ T32] r4:00000001 [ 1332.108483][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.108542][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1332.108574][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.108607][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.108637][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.108670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.108696][ T32] r4:84ae0100 [ 1332.108718][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.108742][ T32] INFO: task kworker/1:324:4318 blocked for more than 458 seconds. [ 1332.108931][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.108962][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.108984][ T32] task:kworker/1:324 state:D stack:0 pid:4318 tgid:4318 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.109031][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.109073][ T32] Call trace: [ 1332.109128][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1332.109247][ T32] r10:829187f4 r9:eac91d84 r8:00000002 r7:60000013 r6:eac91d8c r5:851a3c00 [ 1332.109278][ T32] r4:851a3c00 [ 1332.109300][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.109364][ T32] r5:851a3c00 r4:829187f0 [ 1332.109390][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.109476][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1332.109671][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1332.110112][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1332.110287][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.110338][ T32] r7:ddde2d40 r6:83018200 r5:851dcb8c r4:8520c880 [ 1332.110362][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.110409][ T32] r10:61c88647 r9:851a3c00 r8:8520c8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.110460][ T32] r4:8520c880 [ 1332.110484][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.110578][ T32] r10:00000000 r9:8520c880 r8:8027ed34 r7:eac8de60 r6:8520c900 r5:851a3c00 [ 1332.110680][ T32] r4:00000001 [ 1332.110771][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.110811][ T32] Exception stack(0xeac91fb0 to 0xeac91ff8) [ 1332.110883][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.110934][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.110998][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.111035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.111063][ T32] r4:85212e80 [ 1332.111264][ T32] INFO: task kworker/1:324:4318 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1332.111300][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.111356][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.111427][ T32] Call trace: [ 1332.111463][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 1332.112098][ T32] r5:80000013 r4:80239bd0 ** 4 printk messages dropped ** [ 1332.112384][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1332.112811][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 9 printk messages dropped ** [ 1332.113283][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1332.135592][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1332.136069][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1332.136232][ T32] r5:851a5400 r4:829187f0 ** 3 printk messages dropped ** [ 1332.136377][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.136570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85212d40 ** 3 printk messages dropped ** [ 1332.136714][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.136765][ T32] r5:00001000 r4:e8947000 [ 1332.136787][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.136828][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.136878][ T32] r5:851dc38c r4:851dc000 [ 1332.136901][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.136970][ T32] r7:ddde2d40 r6:83018200 r5:851dc38c r4:8520c980 [ 1332.136999][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.137049][ T32] r10:61c88647 r9:851a5400 r8:8520c9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.137076][ T32] r4:8520c980 [ 1332.137106][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.137156][ T32] r10:00000000 r9:8520c980 r8:8027ed34 r7:eac91e60 r6:8520ca00 r5:851a5400 ** 5 printk messages dropped ** [ 1332.137332][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1332.137998][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1332.138502][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1332.138725][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 9 printk messages dropped ** [ 1332.139073][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1332.139351][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1332.139748][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1332.139902][ T32] r5:851a6000 r4:829187f0 ** 1 printk messages dropped ** [ 1332.139981][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.140376][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1332.140740][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1332.141335][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1332.142573][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.142929][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1332.165407][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.165471][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1332.165524][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.165563][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.165594][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.165629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.165656][ T32] r4:84ae0100 [ 1332.165681][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.165743][ T32] INFO: task kworker/1:327:4324 blocked for more than 458 seconds. [ 1332.165782][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.165835][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.165866][ T32] task:kworker/1:327 state:D stack:0 pid:4324 tgid:4324 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.165927][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.165976][ T32] Call trace: [ 1332.166047][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1332.166169][ T32] r10:829187f4 r9:eac9dd84 r8:00000002 r7:60000113 r6:eac9dd8c r5:851a8000 [ 1332.166205][ T32] r4:851a8000 [ 1332.166227][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.166271][ T32] r5:851a8000 r4:829187f0 [ 1332.166293][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.166345][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.166399][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac9de08 [ 1332.166427][ T32] r4:00000000 [ 1332.166465][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1332.166514][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1332.166556][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.166601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521db40 [ 1332.166651][ T32] r4:00000000 [ 1332.166686][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.166754][ T32] r9:83018205 r8:851a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.166783][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.166830][ T32] r5:00001000 r4:eab37000 [ 1332.166852][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.166899][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.166943][ T32] r5:851ddb8c r4:851dd800 [ 1332.166987][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.167042][ T32] r7:ddde2d40 r6:83018200 r5:851ddb8c r4:8520cb80 [ 1332.167113][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.167191][ T32] r10:61c88647 r9:851a8000 r8:8520cbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.167222][ T32] r4:8520cb80 [ 1332.167244][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.167292][ T32] r10:00000000 r9:8520cb80 r8:8027ed34 r7:eac91e60 r6:8520cc00 r5:851a8000 [ 1332.167341][ T32] r4:00000001 [ 1332.167365][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.167404][ T32] Exception stack(0xeac9dfb0 to 0xeac9dff8) [ 1332.167456][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.167508][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.167554][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.167590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.167617][ T32] r4:8521d2c0 [ 1332.168043][ T32] INFO: task kworker/1:327:4324 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1332.168082][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1332.168595][ T32] r5:80000013 r4:80239bd0 ** 7 printk messages dropped ** [ 1332.169182][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.169549][ T32] r5:85d4778c r4:85d47400 ** 6 printk messages dropped ** [ 1332.169787][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 9 printk messages dropped ** [ 1332.170169][ T32] INFO: task kworker/1:328:4326 blocked for more than 458 seconds. ** 9 printk messages dropped ** [ 1332.170542][ T32] r5:851a9800 r4:829187f0 ** 1 printk messages dropped ** [ 1332.170628][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.171095][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1332.171520][ T32] r10:00000000 r9:8520cc80 r8:8027ed34 r7:eac9de60 r6:8520cd00 r5:851a9800 ** 6 printk messages dropped ** [ 1332.171745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.171772][ T32] r4:8521d780 [ 1332.172014][ T32] INFO: task kworker/1:328:4326 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1332.172050][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.172138][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.172188][ T32] Call trace: [ 1332.172228][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1332.172305][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1332.172336][ T32] r4:00000000 [ 1332.172357][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.172396][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1332.172428][ T32] 1d20: c42de000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1332.172461][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1332.172489][ T32] 1d60: 80000013 ffffffff [ 1332.172514][ T32] r5:80000013 r4:80239bd0 [ 1332.172535][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.172592][ T32] r4:82ac11e4 [ 1332.172637][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.172686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1332.172714][ T32] r4:e0421dc0 [ 1332.172735][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.172789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1332.172820][ T32] r4:00000000 [ 1332.172841][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.172896][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1332.172938][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.172986][ T32] r5:00001000 r4:eda69000 [ 1332.173010][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.173051][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.173094][ T32] r5:85d4778c r4:85d47400 [ 1332.173116][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.173173][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1332.173201][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.173259][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.173290][ T32] r4:84ae2180 [ 1332.173311][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.173388][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 4 printk messages dropped ** [ 1332.193881][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.194240][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.194614][ T32] r5:851a8c00 r4:829187f0 ** 1 printk messages dropped ** [ 1332.194683][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.195098][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1332.195540][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1332.196304][ T32] INFO: task kworker/1:329:4328 is blocked on a mutex likely owned by task kworker/0:176:3656. ** 14 printk messages dropped ** [ 1332.196941][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1332.197427][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1332.197835][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1332.198378][ T32] r4:851aa400 ** 1 printk messages dropped ** [ 1332.198449][ T32] r5:851aa400 r4:829187f0 ** 3 printk messages dropped ** [ 1332.198587][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.198789][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1332.199219][ T32] r7:ddde2d40 r6:83018200 r5:851dd78c r4:8520ce80 ** 9 printk messages dropped ** [ 1332.199945][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.200607][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1332.200906][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1332.201005][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1332.201261][ T32] r5:00001000 r4:eda69000 ** 6 printk messages dropped ** [ 1332.201575][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1332.201959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1332.202112][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.202139][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.202160][ T32] task:kworker/1:331 state:D stack:0 pid:4332 tgid:4332 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.202255][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.202301][ T32] Call trace: [ 1332.202398][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1332.202452][ T32] r10:829187f4 r9:eaca5d84 r8:00000002 r7:60000013 r6:eaca5d8c r5:848c0c00 [ 1332.202479][ T32] r4:848c0c00 [ 1332.202521][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.202582][ T32] r5:848c0c00 r4:829187f0 [ 1332.202615][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.202659][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.202707][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca5e08 [ 1332.202733][ T32] r4:00000000 [ 1332.202755][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1332.202809][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1332.202851][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.202903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521dc40 [ 1332.202930][ T32] r4:00000000 [ 1332.202965][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.203015][ T32] r9:83018205 r8:848c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1332.203040][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.203083][ T32] r5:00001000 r4:eacab000 [ 1332.203126][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.203180][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.203228][ T32] r5:851ddf8c r4:851ddc00 [ 1332.203250][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.203295][ T32] r7:ddde2d40 r6:83018200 r5:851ddf8c r4:8520cf80 [ 1332.239387][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.239856][ T32] r10:61c88647 r9:848c0c00 r8:8520cfac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.240072][ T32] r4:8520cf80 [ 1332.240101][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.240156][ T32] r10:00000000 r9:8520cf80 r8:8027ed34 r7:eac9de60 r6:84bbcd00 r5:848c0c00 [ 1332.240184][ T32] r4:00000001 [ 1332.240383][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.240430][ T32] Exception stack(0xeaca5fb0 to 0xeaca5ff8) [ 1332.240462][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.240497][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.240646][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.241137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.241170][ T32] r4:8521d8c0 [ 1332.241604][ T32] INFO: task kworker/1:331:4332 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1332.241648][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.242147][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.242261][ T32] Call trace: [ 1332.242298][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1332.242355][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1332.242383][ T32] r4:00000000 [ 1332.242404][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.242886][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1332.243280][ T32] 1d20: c51aa000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1332.243320][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1332.243419][ T32] 1d60: 80000013 ffffffff [ 1332.243452][ T32] r5:80000013 r4:80239bd0 [ 1332.243476][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.243522][ T32] r4:82ac11e4 [ 1332.243544][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.243590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1332.254504][ T32] r4:e0421dc0 [ 1332.254669][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.254807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1332.254878][ T32] r4:00000000 [ 1332.254961][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.255063][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 1 printk messages dropped ** [ 1332.255211][ T32] r5:00001000 r4:eda69000 ** 7 printk messages dropped ** [ 1332.255875][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1332.256423][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1332.257654][ T32] r10:829187f4 r9:df94dd84 r8:00000002 r7:60000113 r6:df94dd8c r5:851abc00 ** 4 printk messages dropped ** [ 1332.258173][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.259144][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1332.260140][ T32] r10:00000000 r9:838e1380 r8:8027ed34 r7:eaca5e60 r6:8521a000 r5:851abc00 ** 10 printk messages dropped ** [ 1332.261691][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.262583][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1332.294712][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.295273][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1332.296104][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1332.296799][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1332.297617][ T32] r4:851ac800 ** 1 printk messages dropped ** [ 1332.297875][ T32] r5:851ac800 r4:829187f0 ** 3 printk messages dropped ** [ 1332.298221][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.298809][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1332.299378][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.299488][ T32] r7:ddde2d40 r6:83018200 r5:851de38c r4:8521a080 [ 1332.299611][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.299712][ T32] r10:61c88647 r9:851ac800 r8:8521a0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.299765][ T32] r4:8521a080 [ 1332.299960][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.300061][ T32] r10:00000000 r9:8521a080 r8:8027ed34 r7:df94de60 r6:8521a100 r5:851ac800 [ 1332.300123][ T32] r4:00000001 [ 1332.300174][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.300286][ T32] Exception stack(0xeacb5fb0 to 0xeacb5ff8) [ 1332.300411][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.300491][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.300561][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.300635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.300698][ T32] r4:8521dbc0 [ 1332.301397][ T32] INFO: task kworker/1:333:4336 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1332.301489][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.301680][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.301780][ T32] Call trace: [ 1332.301998][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1332.302146][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1332.302211][ T32] r4:00000000 [ 1332.302383][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.302470][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1332.302537][ T32] 1d20: c5426000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1332.302604][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1332.302729][ T32] 1d60: 80000013 ffffffff [ 1332.302788][ T32] r5:80000013 r4:80239bd0 [ 1332.302855][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.302953][ T32] r4:82ac11e4 [ 1332.302998][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.303090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1332.303163][ T32] r4:e0421dc0 [ 1332.303256][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.303348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1332.303401][ T32] r4:00000000 [ 1332.326472][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.326580][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1332.326612][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.326662][ T32] r5:00001000 r4:eda69000 [ 1332.326686][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.326729][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.326774][ T32] r5:85d4778c r4:85d47400 [ 1332.326940][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.327150][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1332.327182][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.327258][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.327289][ T32] r4:84ae2180 [ 1332.327441][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.327631][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1332.327746][ T32] r4:00000001 [ 1332.327835][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.327886][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1332.327921][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.327955][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.328030][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.328133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.328162][ T32] r4:84ae0100 [ 1332.328300][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1332.329622][ T32] r10:829187f4 r9:eacc9d84 r8:00000002 r7:60000113 r6:eacc9d8c r5:851ae000 ** 2 printk messages dropped ** [ 1332.329834][ T32] r5:851ae000 r4:829187f0 ** 1 printk messages dropped ** [ 1332.330043][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.332899][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1332.358260][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1332.359961][ T32] INFO: task kworker/1:334:4339 is blocked on a mutex likely owned by task kworker/0:176:3656. ** 12 printk messages dropped ** [ 1332.361567][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 12 printk messages dropped ** [ 1332.363049][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1332.385245][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.386654][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.387174][ T32] r5:851ab000 r4:829187f0 [ 1332.387197][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.387459][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.387513][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd1e08 [ 1332.387796][ T32] r4:00000000 [ 1332.388304][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1332.388351][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1332.388396][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.388441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85221b00 [ 1332.388467][ T32] r4:00000000 [ 1332.388504][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.388561][ T32] r9:83018205 r8:851ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1332.388589][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.388912][ T32] r5:00001000 r4:ead15000 [ 1332.388991][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.389038][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.389084][ T32] r5:851dff8c r4:851dfc00 [ 1332.389223][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.389275][ T32] r7:ddde2d40 r6:83018200 r5:851dff8c r4:8521a280 [ 1332.389299][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.389347][ T32] r10:61c88647 r9:851ab000 r8:8521a2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.389430][ T32] r4:8521a280 [ 1332.389455][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.389758][ T32] r10:00000000 r9:8521a280 r8:8027ed34 r7:df94de60 r6:8521a300 r5:851ab000 [ 1332.389971][ T32] r4:00000001 [ 1332.389998][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.390172][ T32] Exception stack(0xeacd1fb0 to 0xeacd1ff8) [ 1332.390208][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.390568][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.390926][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.390965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.391031][ T32] r4:85221100 [ 1332.391597][ T32] INFO: task kworker/1:335:4341 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1332.391640][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.391847][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.391906][ T32] Call trace: [ 1332.392474][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1332.392534][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1332.392562][ T32] r4:00000000 [ 1332.392583][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.392624][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1332.392935][ T32] 1d20: c5a6d000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1332.393107][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1332.393140][ T32] 1d60: 80000013 ffffffff [ 1332.393892][ T32] r5:80000013 r4:80239bd0 [ 1332.422474][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.422771][ T32] r4:82ac11e4 [ 1332.422879][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1332.423145][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 2 printk messages dropped ** [ 1332.438094][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.438164][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.438734][ T32] r5:85d4778c r4:85d47400 [ 1332.438764][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.439163][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1332.439305][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.439360][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.439543][ T32] r4:84ae2180 [ 1332.439775][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.440000][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1332.440106][ T32] r4:00000001 [ 1332.440132][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.440172][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1332.440205][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.440354][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.440391][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.440469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.440500][ T32] r4:84ae0100 [ 1332.440526][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.440558][ T32] INFO: task kworker/1:336:4342 blocked for more than 458 seconds. ** 5 printk messages dropped ** [ 1332.441187][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1332.441427][ T32] r5:848c0000 r4:829187f0 ** 2 printk messages dropped ** [ 1332.441549][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd5e08 ** 8 printk messages dropped ** [ 1332.442570][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1332.458463][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1332.459344][ T32] INFO: task kworker/1:336:4342 is blocked on a mutex likely owned by task kworker/0:176:3656. ** 12 printk messages dropped ** [ 1332.460456][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 12 printk messages dropped ** [ 1332.461874][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1332.463096][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1332.484152][ T32] INFO: task kworker/1:337:4345 blocked for more than 458 seconds. ** 9 printk messages dropped ** [ 1332.484608][ T32] r5:848c3000 r4:829187f0 ** 2 printk messages dropped ** [ 1332.484734][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacbde08 ** 8 printk messages dropped ** [ 1332.485111][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1332.485605][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1332.486535][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.486604][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.486675][ T32] Call trace: [ 1332.486733][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1332.486786][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1332.486841][ T32] r4:00000000 [ 1332.486871][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.486920][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1332.486955][ T32] 1d20: c67db000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1332.487050][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1332.487083][ T32] 1d60: 80000013 ffffffff [ 1332.487110][ T32] r5:80000013 r4:80239bd0 [ 1332.487134][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.487215][ T32] r4:82ac11e4 [ 1332.487269][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.487321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1332.487348][ T32] r4:e0421dc0 [ 1332.487369][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.487416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1332.487443][ T32] r4:00000000 [ 1332.487464][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.487513][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1332.487551][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.487601][ T32] r5:00001000 r4:eda69000 [ 1332.487652][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.487698][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.487753][ T32] r5:85d4778c r4:85d47400 [ 1332.487912][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.487968][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1332.488139][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.488223][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.488265][ T32] r4:84ae2180 [ 1332.488314][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.488370][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1332.488428][ T32] r4:00000001 [ 1332.488479][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.488522][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1332.488551][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.488584][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.488615][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.488649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.488675][ T32] r4:84ae0100 [ 1332.488727][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.488797][ T32] INFO: task kworker/0:277:4348 blocked for more than 458 seconds. [ 1332.488832][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.488865][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.488966][ T32] task:kworker/0:277 state:D stack:0 pid:4348 tgid:4348 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.489019][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.489080][ T32] Call trace: [ 1332.489142][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1332.489196][ T32] r10:829187f4 r9:eace5d84 r8:00000002 r7:60000113 r6:eace5d8c r5:848c3c00 [ 1332.489228][ T32] r4:848c3c00 [ 1332.489388][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.489438][ T32] r5:848c3c00 r4:829187f0 [ 1332.489460][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.489501][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1332.489802][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1332.490464][ T32] r10:61c88647 r9:848c3c00 r8:84bbceac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1332.490950][ T32] r4:851fad40 ** 6 printk messages dropped ** [ 1332.491609][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1332.492585][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1332.492901][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1332.493417][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 9 printk messages dropped ** [ 1332.522482][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1332.522939][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1332.534259][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1332.534986][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.535851][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1332.536137][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.536312][ T32] r7:dddced40 r6:83018000 r5:850c3f8c r4:84bbcf80 [ 1332.536357][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.536411][ T32] r10:61c88647 r9:848c4800 r8:84bbcfac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.536525][ T32] r4:84bbcf80 [ 1332.536623][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.536817][ T32] r10:00000000 r9:84bbcf80 r8:8027ed34 r7:eace5e60 r6:832a1b00 r5:848c4800 [ 1332.536849][ T32] r4:00000001 [ 1332.536877][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.536918][ T32] Exception stack(0xeacf5fb0 to 0xeacf5ff8) [ 1332.536950][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.537202][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.537267][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.537305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.537649][ T32] r4:851fa2c0 [ 1332.538117][ T32] INFO: task kworker/0:278:4350 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1332.538222][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.538424][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.538565][ T32] Call trace: [ 1332.538671][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1332.538731][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1332.538760][ T32] r4:00000000 [ 1332.538823][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.538917][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1332.538960][ T32] 1d20: c6d10000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1332.538998][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1332.539026][ T32] 1d60: 80000013 ffffffff [ 1332.539054][ T32] r5:80000013 r4:80239bd0 [ 1332.539116][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.539164][ T32] r4:82ac11e4 [ 1332.539187][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1332.539261][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1332.539910][ T32] r5:00001000 r4:eda69000 ** 6 printk messages dropped ** [ 1332.541161][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1332.542586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1332.564648][ T32] r5:848c5400 r4:829187f0 [ 1332.564672][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1332.565318][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1332.566024][ T32] r5:851dfb8c r4:851df800 ** 6 printk messages dropped ** [ 1332.567158][ T32] r10:00000000 r9:8521a500 r8:8027ed34 r7:eacd1e60 r6:8521f000 r5:848c5400 ** 9 printk messages dropped ** [ 1332.568680][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1332.570317][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1332.570866][ T32] r5:00001000 r4:eda69000 ** 6 printk messages dropped ** [ 1332.571383][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1332.571927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1332.572486][ T32] r10:829187f4 r9:ead01d84 r8:00000002 r7:60000113 r6:ead01d8c r5:848c6000 ** 5 printk messages dropped ** [ 1332.572758][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead01e08 ** 8 printk messages dropped ** [ 1332.573184][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1332.604719][ T32] r7:dddced40 r6:83018000 r5:84739f8c r4:8521f080 ** 8 printk messages dropped ** [ 1332.605861][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1332.607081][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.607757][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1332.609352][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1332.609803][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.609867][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.609977][ T32] r4:84ae2180 [ 1332.610027][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.610170][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1332.610344][ T32] r4:00000001 [ 1332.610451][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.610558][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1332.610672][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.610892][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.610958][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.611168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.611206][ T32] r4:84ae0100 [ 1332.611387][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.611423][ T32] INFO: task kworker/0:280:4355 blocked for more than 459 seconds. [ 1332.611458][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.611595][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.611640][ T32] task:kworker/0:280 state:D stack:0 pid:4355 tgid:4355 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.611754][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.611945][ T32] Call trace: [ 1332.611997][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1332.612058][ T32] r10:829187f4 r9:ead19d84 r8:00000002 r7:60000113 r6:ead19d8c r5:848c6c00 [ 1332.612226][ T32] r4:848c6c00 [ 1332.612252][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.612325][ T32] r5:848c6c00 r4:829187f0 [ 1332.612556][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.612602][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.612653][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead19e08 [ 1332.612681][ T32] r4:00000000 [ 1332.612781][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1332.612826][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1332.612900][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.612951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a2040 [ 1332.613026][ T32] r4:00000000 [ 1332.613051][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.613160][ T32] r9:83018005 r8:848c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0df000 [ 1332.613237][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.613374][ T32] r5:00001000 r4:eadf9000 [ 1332.646412][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.646513][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.646565][ T32] r5:8473a38c r4:8473a000 [ 1332.646591][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.646734][ T32] r7:dddced40 r6:83018000 r5:8473a38c r4:8521f180 [ 1332.646766][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.646845][ T32] r10:61c88647 r9:848c6c00 r8:8521f1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.646889][ T32] r4:8521f180 [ 1332.646912][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.646963][ T32] r10:00000000 r9:8521f180 r8:8027ed34 r7:ead01e60 r6:8521f200 r5:848c6c00 [ 1332.646991][ T32] r4:00000001 [ 1332.647041][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.647092][ T32] Exception stack(0xead19fb0 to 0xead19ff8) [ 1332.647187][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.647226][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.647317][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.647356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.647424][ T32] r4:8521b040 [ 1332.647857][ T32] INFO: task kworker/0:280:4355 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1332.647905][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.647980][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.648031][ T32] Call trace: [ 1332.648066][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1332.648120][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1332.648149][ T32] r4:00000000 [ 1332.648171][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.648211][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1332.648438][ T32] 1d20: c79f8000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1332.648479][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1332.648507][ T32] 1d60: 80000013 ffffffff [ 1332.648561][ T32] r5:80000013 r4:80239bd0 [ 1332.648588][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.648634][ T32] r4:82ac11e4 [ 1332.648676][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.648727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1332.648753][ T32] r4:e0421dc0 [ 1332.648776][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.648822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1332.648849][ T32] r4:00000000 [ 1332.648879][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.648929][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1332.648955][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.649028][ T32] r5:00001000 r4:eda69000 [ 1332.649176][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.649223][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.649268][ T32] r5:85d4778c r4:85d47400 [ 1332.649290][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.649339][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1332.649449][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.649560][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 2 printk messages dropped ** [ 1332.649729][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 10 printk messages dropped ** [ 1332.650451][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1332.650548][ T32] task:kworker/1:339 state:D stack:0 pid:4356 tgid:4356 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.650600][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.650736][ T32] Call trace: [ 1332.650783][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1332.650874][ T32] r10:829187f4 r9:ead1dd84 r8:00000002 r7:60000113 r6:ead1dd8c r5:848c2400 [ 1332.650914][ T32] r4:848c2400 [ 1332.650938][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.650982][ T32] r5:848c2400 r4:829187f0 [ 1332.651110][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.651197][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.651320][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead1de08 [ 1332.651352][ T32] r4:00000000 [ 1332.651377][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1332.651419][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1332.651457][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1332.651749][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1332.652119][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1332.653066][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.668175][ T32] 1d60: 80000013 ffffffff ** 7 printk messages dropped ** [ 1332.668823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 9 printk messages dropped ** [ 1332.669454][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 7 printk messages dropped ** [ 1332.669852][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 7 printk messages dropped ** [ 1332.670278][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1332.670846][ T32] r5:8507ec00 r4:829187f0 ** 3 printk messages dropped ** [ 1332.670990][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.671275][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.671595][ T32] r5:85260b8c r4:85260800 ** 6 printk messages dropped ** [ 1332.671878][ T32] r10:00000000 r9:8521a600 r8:8027ed34 r7:ead1de60 r6:8521f300 r5:8507ec00 ** 6 printk messages dropped ** [ 1332.672093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.672121][ T32] r4:85221c40 [ 1332.672547][ T32] INFO: task kworker/1:340:4359 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1332.672591][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.672687][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.672867][ T32] Call trace: [ 1332.672906][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1332.673084][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1332.673168][ T32] r4:00000000 [ 1332.673436][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.694552][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1332.694618][ T32] 1d20: c7c75000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1332.694716][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1332.694756][ T32] 1d60: 80000013 ffffffff [ 1332.694920][ T32] r5:80000013 r4:80239bd0 [ 1332.694952][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.695021][ T32] r4:82ac11e4 [ 1332.695044][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.695250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1332.695295][ T32] r4:e0421dc0 [ 1332.695320][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.695695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1332.695817][ T32] r4:00000000 [ 1332.695851][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.695912][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1332.695941][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.695989][ T32] r5:00001000 r4:eda69000 [ 1332.696012][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.696054][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.696100][ T32] r5:85d4778c r4:85d47400 [ 1332.696122][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.696192][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1332.696245][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.696318][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.696348][ T32] r4:84ae2180 [ 1332.696371][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.696421][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1332.696448][ T32] r4:00000001 [ 1332.696469][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.696512][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1332.696842][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.696885][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.696918][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.696952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.696991][ T32] r4:84ae0100 [ 1332.697077][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.697119][ T32] INFO: task kworker/1:341:4361 blocked for more than 459 seconds. [ 1332.697250][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.697288][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.697313][ T32] task:kworker/1:341 state:D stack:0 pid:4361 tgid:4361 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.697465][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.697518][ T32] Call trace: [ 1332.697627][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1332.697682][ T32] r10:829187f4 r9:df93dd84 r8:00000002 r7:60000013 r6:df93dd8c r5:8389a400 [ 1332.697710][ T32] r4:8389a400 [ 1332.697731][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.697865][ T32] r5:8389a400 r4:829187f0 [ 1332.697899][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.697946][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.697997][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df93de08 [ 1332.698071][ T32] r4:00000000 [ 1332.698096][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1332.698138][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1332.698234][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.698286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85221d80 [ 1332.698371][ T32] r4:00000000 [ 1332.698397][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.698447][ T32] r9:83018205 r8:8389a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1332.698473][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.698517][ T32] r5:00001000 r4:ead2d000 [ 1332.698539][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.698581][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.698627][ T32] r5:8526078c r4:85260400 [ 1332.698649][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.698695][ T32] r7:ddde2d40 r6:83018200 r5:8526078c r4:8521a680 [ 1332.698720][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.698769][ T32] r10:61c88647 r9:8389a400 r8:8521a6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.698827][ T32] r4:8521a680 [ 1332.698968][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.699021][ T32] r10:00000000 r9:8521a680 r8:8027ed34 r7:ead31e60 r6:8521f380 r5:8389a400 ** 6 printk messages dropped ** [ 1332.699290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1332.700911][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 8 printk messages dropped ** [ 1332.701486][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1332.702158][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1332.702852][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.728264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.728319][ T32] r4:84ae0100 [ 1332.728423][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.728461][ T32] INFO: task kworker/1:342:4363 blocked for more than 459 seconds. [ 1332.728503][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.728535][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.728588][ T32] task:kworker/1:342 state:D stack:0 pid:4363 tgid:4363 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.728711][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.728795][ T32] Call trace: [ 1332.728915][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1332.729039][ T32] r10:829187f4 r9:ead45d84 r8:00000002 r7:60000113 r6:ead45d8c r5:85009800 [ 1332.729071][ T32] r4:85009800 [ 1332.729095][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.729140][ T32] r5:85009800 r4:829187f0 [ 1332.729162][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.729262][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.729317][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead45e08 [ 1332.729345][ T32] r4:00000000 [ 1332.729367][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1332.729435][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1332.729489][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.729535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85221840 [ 1332.729594][ T32] r4:00000000 [ 1332.729650][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.729750][ T32] r9:83018205 r8:85009800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1332.729843][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.729902][ T32] r5:00001000 r4:ead3d000 [ 1332.729928][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.729971][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.730112][ T32] r5:85260f8c r4:85260c00 [ 1332.730171][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.730234][ T32] r7:ddde2d40 r6:83018200 r5:85260f8c r4:8521a700 [ 1332.730318][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1332.730673][ T32] Exception stack(0xead45fb0 to 0xead45ff8) ** 7 printk messages dropped ** [ 1332.731562][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.732026][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1332.732487][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.733067][ T32] r5:85d4778c r4:85d47400 ** 7 printk messages dropped ** [ 1332.750669][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.750966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1332.751622][ T32] r4:84978000 ** 1 printk messages dropped ** [ 1332.751697][ T32] r5:84978000 r4:829187f0 ** 3 printk messages dropped ** [ 1332.751838][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.752030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85215180 ** 11 printk messages dropped ** [ 1332.752592][ T32] r10:61c88647 r9:84978000 r8:8521a7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1332.753068][ T32] r4:85221fc0 ** 5 printk messages dropped ** [ 1332.767353][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 11 printk messages dropped ** [ 1332.767956][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1332.768219][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1332.768687][ T32] r4:00000001 [ 1332.768736][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.768778][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1332.768808][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.768842][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.768878][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.768941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.768972][ T32] r4:84ae0100 [ 1332.768997][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.769041][ T32] INFO: task kworker/1:344:4366 blocked for more than 459 seconds. [ 1332.769079][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.769108][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.769130][ T32] task:kworker/1:344 state:D stack:0 pid:4366 tgid:4366 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.769179][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.769283][ T32] Call trace: [ 1332.769349][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1332.769402][ T32] r10:829187f4 r9:ead51d84 r8:00000002 r7:60000113 r6:ead51d8c r5:84978c00 [ 1332.769470][ T32] r4:84978c00 [ 1332.769497][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.769541][ T32] r5:84978c00 r4:829187f0 [ 1332.769622][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.769687][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.769752][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead51e08 [ 1332.769796][ T32] r4:00000000 [ 1332.769830][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1332.769878][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1332.769917][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.769962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8521dcc0 [ 1332.769990][ T32] r4:00000000 [ 1332.770100][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.770154][ T32] r9:83018205 r8:84978c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1332.770193][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.770243][ T32] r5:00001000 r4:ead53000 [ 1332.770266][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.770308][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.770352][ T32] r5:8526138c r4:85261000 [ 1332.770374][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.770420][ T32] r7:ddde2d40 r6:83018200 r5:8526138c r4:8521a800 [ 1332.770443][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.770530][ T32] r10:61c88647 r9:84978c00 r8:8521a82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.770590][ T32] r4:8521a800 [ 1332.770615][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.770673][ T32] r10:00000000 r9:8521a800 r8:8027ed34 r7:ead4de60 r6:8521f500 r5:84978c00 [ 1332.770761][ T32] r4:00000001 [ 1332.770814][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.770874][ T32] Exception stack(0xead51fb0 to 0xead51ff8) [ 1332.770909][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.770944][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.770977][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.771023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.771065][ T32] r4:85221fc0 [ 1332.771539][ T32] INFO: task kworker/1:344:4366 is blocked on a mutex likely owned by task kworker/0:176:3656. ** 7 printk messages dropped ** [ 1332.772002][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 8 printk messages dropped ** [ 1332.772444][ T32] r4:e0421dc0 ** 7 printk messages dropped ** [ 1332.772781][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1332.773152][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1332.782941][ T32] r4:84ae0100 ** 5 printk messages dropped ** [ 1332.783192][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.785284][ T32] r5:84979800 r4:829187f0 ** 3 printk messages dropped ** [ 1332.785425][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.785623][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.786044][ T32] r5:8526178c r4:85261400 ** 7 printk messages dropped ** [ 1332.786324][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.786520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1332.787393][ T32] 1d20: c8757000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 ** 12 printk messages dropped ** [ 1332.787975][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 9 printk messages dropped ** [ 1332.788435][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1332.788726][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1332.789259][ T32] r10:829187f4 r9:ead75d84 r8:00000002 r7:60000113 r6:ead75d8c r5:8497bc00 ** 6 printk messages dropped ** [ 1332.789579][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.789779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85215040 ** 10 printk messages dropped ** [ 1332.790401][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1332.790869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1332.791583][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1332.791617][ T32] 1d20: c8757000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1332.791652][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1332.791737][ T32] 1d60: 80000013 ffffffff [ 1332.791769][ T32] r5:80000013 r4:80239bd0 [ 1332.791792][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.791867][ T32] r4:82ac11e4 [ 1332.791901][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.791951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1332.791998][ T32] r4:e0421dc0 [ 1332.792024][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.792129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1332.792198][ T32] r4:00000000 [ 1332.792224][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.792282][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1332.792309][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.792384][ T32] r5:00001000 r4:eda69000 [ 1332.792410][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.792453][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.792497][ T32] r5:85d4778c r4:85d47400 [ 1332.792519][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.792570][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1332.792594][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.792643][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.792669][ T32] r4:84ae2180 [ 1332.792718][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.792771][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1332.792798][ T32] r4:00000001 [ 1332.792819][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.792967][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1332.793002][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.793037][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.793086][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.793123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.793153][ T32] r4:84ae0100 [ 1332.793175][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.793201][ T32] INFO: task kworker/1:347:4373 blocked for more than 459 seconds. [ 1332.793232][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.793261][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.793284][ T32] task:kworker/1:347 state:D stack:0 pid:4373 tgid:4373 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.817824][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.818079][ T32] Call trace: [ 1332.818164][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1332.818253][ T32] r10:829187f4 r9:ead81d84 r8:00000002 r7:60000013 r6:ead81d8c r5:8497a400 [ 1332.818284][ T32] r4:8497a400 [ 1332.818309][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.818356][ T32] r5:8497a400 r4:829187f0 [ 1332.818380][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.818424][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.818476][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead81e08 [ 1332.818503][ T32] r4:00000000 [ 1332.818524][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1332.818563][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1332.818607][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.818653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85215240 [ 1332.818680][ T32] r4:00000000 [ 1332.818703][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.818757][ T32] r9:83018205 r8:8497a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1332.818798][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.818850][ T32] r5:00001000 r4:ead83000 [ 1332.818912][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.818969][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.819045][ T32] r5:8526238c r4:85262000 [ 1332.819114][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.819172][ T32] r7:ddde2d40 r6:83018200 r5:8526238c r4:8521a980 [ 1332.819198][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.819248][ T32] r10:61c88647 r9:8497a400 r8:8521a9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.819331][ T32] r4:8521a980 [ 1332.819360][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.819413][ T32] r10:00000000 r9:8521a980 r8:8027ed34 r7:ead4de60 r6:8521f680 r5:8497a400 ** 6 printk messages dropped ** [ 1332.819747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1332.820821][ T32] 1d20: c8b62000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 ** 12 printk messages dropped ** [ 1332.821486][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 9 printk messages dropped ** [ 1332.821998][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1332.822376][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1332.822944][ T32] r4:8497d400 ** 1 printk messages dropped ** [ 1332.823028][ T32] r5:8497d400 r4:829187f0 ** 3 printk messages dropped ** [ 1332.823169][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.839005][ T32] r9:83018205 r8:8497d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 ** 8 printk messages dropped ** [ 1332.839515][ T32] r10:61c88647 r9:8497d400 r8:8521aa2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.839554][ T32] r4:8521aa00 [ 1332.839580][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.839642][ T32] r10:00000000 r9:8521aa00 r8:8027ed34 r7:ead81e60 r6:8521f700 r5:8497d400 [ 1332.839673][ T32] r4:00000001 [ 1332.839710][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.839761][ T32] Exception stack(0xead95fb0 to 0xead95ff8) [ 1332.839794][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.839838][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.839874][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.839910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.839936][ T32] r4:85215280 [ 1332.840345][ T32] INFO: task kworker/1:348:4375 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1332.840399][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.840536][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.840593][ T32] Call trace: [ 1332.840627][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1332.840738][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1332.840788][ T32] r4:00000000 [ 1332.840852][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.840905][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1332.840941][ T32] 1d20: c8d07000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1332.840976][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1332.841005][ T32] 1d60: 80000013 ffffffff [ 1332.841044][ T32] r5:80000013 r4:80239bd0 [ 1332.841071][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.841151][ T32] r4:82ac11e4 [ 1332.841178][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.841227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1332.841255][ T32] r4:e0421dc0 [ 1332.841285][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.841384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1332.841428][ T32] r4:00000000 [ 1332.841454][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.841536][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1332.841566][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.841612][ T32] r5:00001000 r4:eda69000 [ 1332.841683][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.841728][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.842091][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.842306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1332.842962][ T32] r5:8497e000 r4:829187f0 [ 1332.842985][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1332.843164][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.856385][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.856665][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.857274][ T32] Exception stack(0xead9dfb0 to 0xead9dff8) ** 7 printk messages dropped ** [ 1332.858186][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.858615][ T32] 1d60: 80000013 ffffffff ** 6 printk messages dropped ** [ 1332.858952][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1332.859475][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1332.859920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1332.860509][ T32] r5:8497b000 r4:829187f0 ** 1 printk messages dropped ** [ 1332.860572][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.861038][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1332.861476][ T32] r4:8521ab00 ** 7 printk messages dropped ** [ 1332.861792][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.862653][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1332.863187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 9 printk messages dropped ** [ 1332.886065][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1332.886703][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.887009][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.887033][ T32] task:kworker/1:351 state:D stack:0 pid:4381 tgid:4381 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.887093][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.887149][ T32] Call trace: [ 1332.887214][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1332.887293][ T32] r10:829187f4 r9:eadbdd84 r8:00000002 r7:60000013 r6:eadbdd8c r5:85228c00 [ 1332.887329][ T32] r4:85228c00 [ 1332.887353][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.887399][ T32] r5:85228c00 r4:829187f0 [ 1332.887422][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.887465][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.887514][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadbde08 [ 1332.887541][ T32] r4:00000000 [ 1332.887565][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1332.887606][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1332.887645][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.887692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85215680 [ 1332.887766][ T32] r4:00000000 [ 1332.887820][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.887874][ T32] r9:83018205 r8:85228c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1332.887902][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.887948][ T32] r5:00001000 r4:eadaf000 [ 1332.887971][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.888012][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.888108][ T32] r5:85262f8c r4:85262c00 [ 1332.888135][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.888184][ T32] r7:ddde2d40 r6:83018200 r5:85262f8c r4:8521ab80 [ 1332.888220][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.888272][ T32] r10:61c88647 r9:85228c00 r8:8521abac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.888300][ T32] r4:8521ab80 [ 1332.888321][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.888368][ T32] r10:00000000 r9:8521ab80 r8:8027ed34 r7:eada5e60 r6:8521f880 r5:85228c00 [ 1332.888427][ T32] r4:00000001 [ 1332.888451][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.888502][ T32] Exception stack(0xeadbdfb0 to 0xeadbdff8) [ 1332.888535][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.888570][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.888722][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.888791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.888822][ T32] r4:852157c0 [ 1332.889291][ T32] INFO: task kworker/1:351:4381 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1332.889337][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.889406][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.889517][ T32] Call trace: [ 1332.889581][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1332.889636][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1332.889676][ T32] r4:00000000 [ 1332.889702][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.889744][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1332.889778][ T32] 1d20: c9276000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1332.889811][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1332.889840][ T32] 1d60: 80000013 ffffffff [ 1332.889904][ T32] r5:80000013 r4:80239bd0 [ 1332.889932][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.889977][ T32] r4:82ac11e4 [ 1332.889999][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.890101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1332.890161][ T32] r4:e0421dc0 [ 1332.890189][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.890248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1332.890348][ T32] r4:00000000 [ 1332.890375][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.890455][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1332.890485][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.890590][ T32] r5:00001000 r4:eda69000 [ 1332.890628][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.890693][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.890791][ T32] r5:85d4778c r4:85d47400 [ 1332.890819][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.890901][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1332.890929][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.890982][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.891026][ T32] r4:84ae2180 [ 1332.891051][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.891101][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1332.891128][ T32] r4:00000001 [ 1332.891152][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.891227][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1332.891262][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.891297][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.891329][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.891362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.891390][ T32] r4:84ae0100 [ 1332.891441][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.891501][ T32] INFO: task kworker/1:352:4382 blocked for more than 459 seconds. [ 1332.891538][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.891567][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.891589][ T32] task:kworker/1:352 state:D stack:0 pid:4382 tgid:4382 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.891638][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.891682][ T32] Call trace: [ 1332.891716][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1332.891765][ T32] r10:829187f4 r9:eadc5d84 r8:00000002 r7:60000113 r6:eadc5d8c r5:85229800 [ 1332.891806][ T32] r4:85229800 [ 1332.891872][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.891952][ T32] r5:85229800 r4:829187f0 [ 1332.891981][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.892030][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.892079][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc5e08 [ 1332.892126][ T32] r4:00000000 [ 1332.892151][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1332.892191][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1332.892230][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.892274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85215740 [ 1332.892326][ T32] r4:00000000 [ 1332.892352][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.892402][ T32] r9:83018205 r8:85229800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1332.892430][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.892475][ T32] r5:00001000 r4:eadb5000 [ 1332.892497][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.892537][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.892581][ T32] r5:8526338c r4:85263000 [ 1332.892603][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.892650][ T32] r7:ddde2d40 r6:83018200 r5:8526338c r4:8521ac00 [ 1332.892675][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.892722][ T32] r10:61c88647 r9:85229800 r8:8521ac2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.892777][ T32] r4:8521ac00 [ 1332.892830][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.892892][ T32] r10:00000000 r9:8521ac00 r8:8027ed34 r7:eada5e60 r6:8521f900 r5:85229800 [ 1332.892921][ T32] r4:00000001 [ 1332.892942][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.893008][ T32] Exception stack(0xeadc5fb0 to 0xeadc5ff8) [ 1332.893041][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.893075][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.893108][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.893141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.893223][ T32] r4:85215900 [ 1332.916523][ T32] INFO: task kworker/1:352:4382 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1332.916628][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.916735][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.916805][ T32] Call trace: [ 1332.916839][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1332.916908][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1332.916936][ T32] r4:00000000 [ 1332.916958][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.917000][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1332.917049][ T32] 1d20: c97da000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1332.917088][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1332.917116][ T32] 1d60: 80000013 ffffffff [ 1332.917165][ T32] r5:80000013 r4:80239bd0 [ 1332.917192][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.917238][ T32] r4:82ac11e4 [ 1332.917261][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.917307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1332.917357][ T32] r4:e0421dc0 [ 1332.917406][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.917456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1332.917484][ T32] r4:00000000 [ 1332.917505][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.917555][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1332.917581][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.917626][ T32] r5:00001000 r4:eda69000 [ 1332.917648][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.917689][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.917734][ T32] r5:85d4778c r4:85d47400 [ 1332.917756][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.917804][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1332.917828][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.917894][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.917943][ T32] r4:84ae2180 [ 1332.917989][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.918102][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1332.918154][ T32] r4:00000001 [ 1332.918195][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.918236][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1332.918267][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.918300][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.918330][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1332.918414][ T32] r4:84ae0100 ** 5 printk messages dropped ** [ 1332.918624][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.918891][ T32] r5:8522b000 r4:829187f0 [ 1332.918937][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.918983][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1332.919172][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.919325][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1332.919521][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1332.919748][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1332.919909][ T32] r4:8521ac80 ** 3 printk messages dropped ** [ 1332.920097][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.920138][ T32] Exception stack(0xeadcdfb0 to 0xeadcdff8) [ 1332.920167][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.920200][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.920240][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.920279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.920306][ T32] r4:85215780 [ 1332.920625][ T32] INFO: task kworker/1:353:4384 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1332.920677][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.920801][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.920909][ T32] Call trace: [ 1332.920942][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1332.920997][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1332.921060][ T32] r4:00000000 [ 1332.921108][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.921209][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1332.921247][ T32] 1d20: c97da000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1332.921283][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1332.921311][ T32] 1d60: 80000013 ffffffff [ 1332.921337][ T32] r5:80000013 r4:80239bd0 [ 1332.921358][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.921403][ T32] r4:82ac11e4 [ 1332.921425][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.921469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1332.921495][ T32] r4:e0421dc0 [ 1332.921516][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.921561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1332.921587][ T32] r4:00000000 [ 1332.921607][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.921656][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1332.921680][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.921725][ T32] r5:00001000 r4:eda69000 [ 1332.921747][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.921787][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.921846][ T32] r5:85d4778c r4:85d47400 [ 1332.921900][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.921954][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1332.921978][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.922092][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.922144][ T32] r4:84ae2180 [ 1332.922210][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.922268][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1332.922295][ T32] r4:00000001 [ 1332.922316][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.922375][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1332.922409][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.922443][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.922474][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.922507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.922534][ T32] r4:84ae0100 [ 1332.922556][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.922582][ T32] INFO: task kworker/1:354:4387 blocked for more than 459 seconds. [ 1332.922612][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.922650][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.922675][ T32] task:kworker/1:354 state:D stack:0 pid:4387 tgid:4387 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.922746][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.922793][ T32] Call trace: [ 1332.922825][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1332.922885][ T32] r10:829187f4 r9:eade1d84 r8:00000002 r7:60000013 r6:eade1d8c r5:8522a400 [ 1332.922913][ T32] r4:8522a400 [ 1332.922934][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.922977][ T32] r5:8522a400 r4:829187f0 [ 1332.922998][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.923038][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.923087][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade1e08 [ 1332.923118][ T32] r4:00000000 [ 1332.923139][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1332.923201][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1332.923267][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.944938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85215c40 [ 1332.945026][ T32] r4:00000000 [ 1332.945277][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.945366][ T32] r9:83018205 r8:8522a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [ 1332.945398][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.945461][ T32] r5:00001000 r4:eade3000 [ 1332.945492][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.945538][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.945583][ T32] r5:85263f8c r4:85263c00 [ 1332.945605][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.945774][ T32] r7:ddde2d40 r6:83018200 r5:85263f8c r4:8521ad00 [ 1332.945804][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.945860][ T32] r10:61c88647 r9:8522a400 r8:8521ad2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.945888][ T32] r4:8521ad00 [ 1332.945910][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.946000][ T32] r10:00000000 r9:8521ad00 r8:8027ed34 r7:eada5e60 r6:8521fa00 r5:8522a400 [ 1332.946052][ T32] r4:00000001 [ 1332.946089][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.946133][ T32] Exception stack(0xeade1fb0 to 0xeade1ff8) [ 1332.946167][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.946201][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.946232][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.946290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.946323][ T32] r4:85215a40 [ 1332.946746][ T32] INFO: task kworker/1:354:4387 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1332.946802][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.946973][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.947051][ T32] Call trace: [ 1332.947146][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1332.947205][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1332.947234][ T32] r4:00000000 [ 1332.947255][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.947294][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1332.947371][ T32] 1d20: c9ce5000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1332.947409][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1332.947452][ T32] 1d60: 80000013 ffffffff [ 1332.947480][ T32] r5:80000013 r4:80239bd0 [ 1332.947503][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.947571][ T32] r4:82ac11e4 [ 1332.947773][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.947851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1332.947904][ T32] r4:e0421dc0 [ 1332.947929][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.947975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1332.948023][ T32] r4:00000000 [ 1332.948047][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.948097][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1332.948143][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.948215][ T32] r5:00001000 r4:eda69000 [ 1332.948262][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.948481][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.948543][ T32] r5:85d4778c r4:85d47400 [ 1332.948568][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.948664][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1332.948692][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.948742][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.948768][ T32] r4:84ae2180 [ 1332.949009][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.949074][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1332.949104][ T32] r4:00000001 [ 1332.949147][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.949187][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1332.949216][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.949249][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.949282][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.949314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.949431][ T32] r4:84ae0100 [ 1332.949457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.949487][ T32] INFO: task kworker/1:355:4388 blocked for more than 459 seconds. [ 1332.949522][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.949551][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.949573][ T32] task:kworker/1:355 state:D stack:0 pid:4388 tgid:4388 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.949646][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.949799][ T32] Call trace: [ 1332.949879][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1332.949947][ T32] r10:829187f4 r9:eadc9d84 r8:00000002 r7:60000013 r6:eadc9d8c r5:851aec00 [ 1332.950022][ T32] r4:851aec00 [ 1332.950053][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.950098][ T32] r5:851aec00 r4:829187f0 [ 1332.950120][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.950182][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.950236][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc9e08 [ 1332.950262][ T32] r4:00000000 [ 1332.950300][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1332.950367][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1332.950411][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.950456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a1180 [ 1332.950504][ T32] r4:00000000 [ 1332.950530][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.950578][ T32] r9:83018205 r8:851aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e1000 [ 1332.950618][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.950672][ T32] r5:00001000 r4:eae0b000 [ 1332.950719][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.950796][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.950850][ T32] r5:85264b8c r4:85264800 [ 1332.950874][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.951008][ T32] r7:ddde2d40 r6:83018200 r5:85264b8c r4:8521ad80 [ 1332.951042][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.951137][ T32] r10:61c88647 r9:851aec00 r8:8521adac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.951168][ T32] r4:8521ad80 [ 1332.951188][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.951235][ T32] r10:00000000 r9:8521ad80 r8:8027ed34 r7:eade1e60 r6:8521ae00 r5:851aec00 [ 1332.951261][ T32] r4:00000001 [ 1332.951308][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.951349][ T32] Exception stack(0xeadc9fb0 to 0xeadc9ff8) [ 1332.951450][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.951517][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.951572][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.951609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.951635][ T32] r4:85215a40 [ 1332.951874][ T32] INFO: task kworker/1:355:4388 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1332.951912][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.951971][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.952042][ T32] Call trace: [ 1332.952089][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1332.952141][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1332.952183][ T32] r4:00000000 [ 1332.952207][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.952257][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1332.952314][ T32] 1d20: c9ce5000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1332.952351][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1332.952379][ T32] 1d60: 80000013 ffffffff [ 1332.952427][ T32] r5:80000013 r4:80239bd0 [ 1332.952453][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.952506][ T32] r4:82ac11e4 [ 1332.952553][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.952602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1332.952628][ T32] r4:e0421dc0 [ 1332.952650][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.952695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1332.952738][ T32] r4:00000000 [ 1332.952762][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.952812][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1332.952865][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.952916][ T32] r5:00001000 r4:eda69000 [ 1332.952938][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.952979][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.953022][ T32] r5:85d4778c r4:85d47400 [ 1332.953063][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.953115][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1332.953139][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.953187][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.953237][ T32] r4:84ae2180 [ 1332.953271][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.973897][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1332.973968][ T32] r4:00000001 [ 1332.973997][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.974088][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1332.974133][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.974174][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.974229][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.974267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.974294][ T32] r4:84ae0100 [ 1332.974340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.974375][ T32] INFO: task kworker/1:356:4391 blocked for more than 459 seconds. [ 1332.974434][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.974467][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.974491][ T32] task:kworker/1:356 state:D stack:0 pid:4391 tgid:4391 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.974550][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.974602][ T32] Call trace: [ 1332.974650][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1332.974708][ T32] r10:829187f4 r9:ead0dd84 r8:00000002 r7:60000013 r6:ead0dd8c r5:848c1800 [ 1332.974735][ T32] r4:848c1800 [ 1332.974756][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.974799][ T32] r5:848c1800 r4:829187f0 [ 1332.974821][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.974872][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.974922][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead0de08 [ 1332.974982][ T32] r4:00000000 [ 1332.975010][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1332.975050][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1332.975101][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.975173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85215e00 [ 1332.975203][ T32] r4:00000000 [ 1332.975225][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.975275][ T32] r9:83018205 r8:848c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [ 1332.975301][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.975345][ T32] r5:00001000 r4:eade9000 [ 1332.975367][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.975421][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.975470][ T32] r5:8526438c r4:85264000 [ 1332.975493][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.975541][ T32] r7:ddde2d40 r6:83018200 r5:8526438c r4:8521ae80 [ 1332.975565][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.975612][ T32] r10:61c88647 r9:848c1800 r8:8521aeac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.975639][ T32] r4:8521ae80 [ 1332.975659][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.975716][ T32] r10:00000000 r9:8521ae80 r8:8027ed34 r7:eadc9e60 r6:8521af00 r5:848c1800 [ 1332.975746][ T32] r4:00000001 [ 1332.975767][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.975826][ T32] Exception stack(0xead0dfb0 to 0xead0dff8) [ 1332.975886][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.975925][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.975964][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.976001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.976037][ T32] r4:85221fc0 [ 1332.976441][ T32] INFO: task kworker/1:356:4391 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1332.976480][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.976544][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.976615][ T32] Call trace: [ 1332.976652][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1332.976747][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1332.976779][ T32] r4:00000000 [ 1332.976816][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.976866][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1332.976900][ T32] 1d20: c9f74000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1332.976956][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1332.977010][ T32] 1d60: 80000013 ffffffff [ 1332.977039][ T32] r5:80000013 r4:80239bd0 [ 1332.977062][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.977114][ T32] r4:82ac11e4 [ 1332.977140][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.977187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1332.977213][ T32] r4:e0421dc0 [ 1332.977234][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.977292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1332.977323][ T32] r4:00000000 [ 1332.977345][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.977393][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1332.977418][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.977461][ T32] r5:00001000 r4:eda69000 [ 1332.977484][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.977525][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.977568][ T32] r5:85d4778c r4:85d47400 [ 1332.977590][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.977638][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1332.977661][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.977710][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.977736][ T32] r4:84ae2180 [ 1332.977757][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.977827][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1332.977861][ T32] r4:00000001 [ 1332.977882][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.977918][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1332.977946][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.977978][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.978034][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.978079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.978109][ T32] r4:84ae0100 [ 1332.978154][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.978183][ T32] INFO: task kworker/1:357:4393 blocked for more than 459 seconds. [ 1332.978227][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.978257][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.978287][ T32] task:kworker/1:357 state:D stack:0 pid:4393 tgid:4393 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.978360][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.978424][ T32] Call trace: [ 1332.978458][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1332.978506][ T32] r10:829187f4 r9:ead25d84 r8:00000002 r7:60000013 r6:ead25d8c r5:851ad400 [ 1332.978533][ T32] r4:851ad400 [ 1332.978553][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.978594][ T32] r5:851ad400 r4:829187f0 [ 1332.978616][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.978657][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.978704][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead25e08 [ 1332.978731][ T32] r4:00000000 [ 1332.978774][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1332.978828][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1332.978921][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.978972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85221e40 [ 1332.979045][ T32] r4:00000000 [ 1332.979090][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.979155][ T32] r9:83018205 r8:851ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 [ 1332.979205][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.979254][ T32] r5:00001000 r4:eadf3000 [ 1332.979276][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.979316][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.979360][ T32] r5:8526478c r4:85264400 [ 1332.979424][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.979475][ T32] r7:ddde2d40 r6:83018200 r5:8526478c r4:8521af80 [ 1332.979498][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.979546][ T32] r10:61c88647 r9:851ad400 r8:8521afac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.979572][ T32] r4:8521af80 [ 1332.979592][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.979638][ T32] r10:00000000 r9:8521af80 r8:8027ed34 r7:eadc9e60 r6:8521a480 r5:851ad400 [ 1332.979666][ T32] r4:00000001 [ 1332.979686][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.979730][ T32] Exception stack(0xead25fb0 to 0xead25ff8) [ 1332.979763][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.979805][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.979841][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.979902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.979934][ T32] r4:85215f00 [ 1332.980157][ T32] INFO: task kworker/1:357:4393 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1332.980193][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.980251][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.980297][ T32] Call trace: [ 1332.980353][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1332.980414][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1332.980445][ T32] r4:00000000 [ 1332.980466][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.980505][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1332.980537][ T32] 1d20: c9f74000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1332.980570][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1332.980598][ T32] 1d60: 80000013 ffffffff [ 1332.980623][ T32] r5:80000013 r4:80239bd0 [ 1332.980669][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.980790][ T32] r4:82ac11e4 [ 1332.980819][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.980876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1332.980903][ T32] r4:e0421dc0 [ 1332.980938][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.980987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1332.981014][ T32] r4:00000000 [ 1332.981060][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.981159][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1332.981188][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.981233][ T32] r5:00001000 r4:eda69000 [ 1332.981255][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1332.981375][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.981427][ T32] r5:85d4778c r4:85d47400 [ 1332.981462][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.981514][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1332.981538][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.981670][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.981701][ T32] r4:84ae2180 [ 1332.981741][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.981814][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1332.981841][ T32] r4:00000001 [ 1332.981867][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.981904][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1332.981935][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.981967][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.981998][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.982058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.982116][ T32] r4:84ae0100 [ 1332.982154][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.982180][ T32] INFO: task kworker/1:358:4395 blocked for more than 459 seconds. [ 1332.982211][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.982282][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.982329][ T32] task:kworker/1:358 state:D stack:0 pid:4395 tgid:4395 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.982391][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.982459][ T32] Call trace: [ 1332.982498][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1332.982561][ T32] r10:829187f4 r9:eae15d84 r8:00000002 r7:60000013 r6:eae15d8c r5:851a4800 [ 1332.982615][ T32] r4:851a4800 [ 1332.982660][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.982706][ T32] r5:851a4800 r4:829187f0 [ 1332.982728][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.982767][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.982814][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae15e08 [ 1332.982841][ T32] r4:00000000 [ 1332.982870][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1332.982955][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1332.983000][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1332.983046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a1540 [ 1332.983072][ T32] r4:00000000 [ 1332.983093][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1332.983193][ T32] r9:83018205 r8:851a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1332.983239][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.983296][ T32] r5:00001000 r4:dfbbb000 [ 1333.004160][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.004299][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.004355][ T32] r5:85264f8c r4:85264c00 [ 1333.004381][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.004475][ T32] r7:ddde2d40 r6:83018200 r5:85264f8c r4:8529d000 [ 1333.004521][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.004574][ T32] r10:61c88647 r9:851a4800 r8:8529d02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.004602][ T32] r4:8529d000 [ 1333.004624][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.004698][ T32] r10:00000000 r9:8529d000 r8:8027ed34 r7:eadc9e60 r6:8529d080 r5:851a4800 [ 1333.004730][ T32] r4:00000001 [ 1333.004763][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.004805][ T32] Exception stack(0xeae15fb0 to 0xeae15ff8) [ 1333.004838][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.004897][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.004933][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.004967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.005004][ T32] r4:852a12c0 [ 1333.005402][ T32] INFO: task kworker/1:358:4395 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1333.005441][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.005650][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.005728][ T32] Call trace: [ 1333.005858][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1333.005919][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1333.005947][ T32] r4:00000000 [ 1333.005968][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.006052][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1333.006099][ T32] 1d20: ca3db000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1333.006136][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1333.006167][ T32] 1d60: 80000013 ffffffff [ 1333.006192][ T32] r5:80000013 r4:80239bd0 [ 1333.006246][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.006296][ T32] r4:82ac11e4 [ 1333.006318][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.006363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1333.006390][ T32] r4:e0421dc0 [ 1333.006411][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.006455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1333.006482][ T32] r4:00000000 [ 1333.006503][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.006559][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1333.006599][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.006674][ T32] r5:00001000 r4:eda69000 [ 1333.006700][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.006757][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.006814][ T32] r5:85d4778c r4:85d47400 [ 1333.006909][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.006962][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1333.006985][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.007164][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.007194][ T32] r4:84ae2180 [ 1333.007215][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.007264][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1333.007290][ T32] r4:00000001 [ 1333.007324][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.007374][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1333.007420][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.007456][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.007503][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.007539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.007566][ T32] r4:84ae0100 [ 1333.007589][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.007628][ T32] INFO: task kworker/1:359:4397 blocked for more than 459 seconds. [ 1333.007676][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.007708][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.007739][ T32] task:kworker/1:359 state:D stack:0 pid:4397 tgid:4397 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.007814][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.007866][ T32] Call trace: [ 1333.007898][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1333.007949][ T32] r10:829187f4 r9:eae1dd84 r8:00000002 r7:60000113 r6:eae1dd8c r5:85230000 [ 1333.007976][ T32] r4:85230000 [ 1333.008021][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.008068][ T32] r5:85230000 r4:829187f0 [ 1333.008090][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.008131][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.008180][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae1de08 [ 1333.008205][ T32] r4:00000000 [ 1333.008292][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1333.008337][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1333.008375][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.008419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529f040 [ 1333.008445][ T32] r4:00000000 [ 1333.008509][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.008626][ T32] r9:83018205 r8:85230000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1333.008677][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.008746][ T32] r5:00001000 r4:e07e7000 [ 1333.008771][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.008814][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.008862][ T32] r5:8526678c r4:85266400 [ 1333.008894][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.008944][ T32] r7:ddde2d40 r6:83018200 r5:8526678c r4:8529d100 [ 1333.008968][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.009014][ T32] r10:61c88647 r9:85230000 r8:8529d12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.009041][ T32] r4:8529d100 [ 1333.009127][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.009178][ T32] r10:00000000 r9:8529d100 r8:8027ed34 r7:eae15e60 r6:8529d180 r5:85230000 [ 1333.009204][ T32] r4:00000001 [ 1333.009225][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.009272][ T32] Exception stack(0xeae1dfb0 to 0xeae1dff8) [ 1333.009304][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.009349][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.009383][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.009416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.009442][ T32] r4:852a13c0 [ 1333.009694][ T32] INFO: task kworker/1:359:4397 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1333.009742][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.009871][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.009947][ T32] Call trace: [ 1333.009992][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1333.010069][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1333.010140][ T32] r4:00000000 [ 1333.010211][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.010255][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1333.010288][ T32] 1d20: ca3db000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1333.010323][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1333.010351][ T32] 1d60: 80000013 ffffffff [ 1333.010377][ T32] r5:80000013 r4:80239bd0 [ 1333.010399][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.010455][ T32] r4:82ac11e4 [ 1333.010496][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.010544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1333.010571][ T32] r4:e0421dc0 [ 1333.010593][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.010647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1333.010720][ T32] r4:00000000 [ 1333.010765][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.010837][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1333.010985][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.011077][ T32] r5:00001000 r4:eda69000 [ 1333.011107][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.011179][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.011229][ T32] r5:85d4778c r4:85d47400 [ 1333.011251][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.011354][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1333.011405][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.011458][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.011485][ T32] r4:84ae2180 [ 1333.011506][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.011567][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1333.011596][ T32] r4:00000001 [ 1333.011617][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.011654][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1333.011683][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.011715][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.011746][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.011849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.011904][ T32] r4:84ae0100 [ 1333.011945][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.011983][ T32] INFO: task kworker/1:360:4400 blocked for more than 459 seconds. [ 1333.012028][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.012057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.012092][ T32] task:kworker/1:360 state:D stack:0 pid:4400 tgid:4400 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.012157][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.012200][ T32] Call trace: [ 1333.012278][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1333.012327][ T32] r10:829187f4 r9:eae19d84 r8:00000002 r7:60000013 r6:eae19d8c r5:85230c00 [ 1333.012354][ T32] r4:85230c00 [ 1333.012387][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.012433][ T32] r5:85230c00 r4:829187f0 [ 1333.012455][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.012527][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.012668][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae19e08 [ 1333.012698][ T32] r4:00000000 [ 1333.012721][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1333.012761][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1333.012799][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.012850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a1640 [ 1333.012878][ T32] r4:00000000 [ 1333.012900][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.012947][ T32] r9:83018205 r8:85230c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1333.012995][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.013043][ T32] r5:00001000 r4:dfd6b000 [ 1333.013065][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.013114][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.013161][ T32] r5:8526538c r4:85265000 [ 1333.013183][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.013230][ T32] r7:ddde2d40 r6:83018200 r5:8526538c r4:8529d200 [ 1333.013254][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.013301][ T32] r10:61c88647 r9:85230c00 r8:8529d22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.044025][ T32] r4:8529d200 [ 1333.044110][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.044195][ T32] r10:00000000 r9:8529d200 r8:8027ed34 r7:eae1de60 r6:8529d280 r5:85230c00 [ 1333.044294][ T32] r4:00000001 [ 1333.044374][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.044419][ T32] Exception stack(0xeae19fb0 to 0xeae19ff8) [ 1333.044456][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.044493][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.044526][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.044572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.044603][ T32] r4:852a1500 [ 1333.045021][ T32] INFO: task kworker/1:360:4400 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1333.045063][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.045163][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.045442][ T32] Call trace: [ 1333.045528][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1333.045587][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1333.045615][ T32] r4:00000000 [ 1333.045636][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.045679][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1333.045714][ T32] 1d20: cacce000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1333.045747][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1333.045775][ T32] 1d60: 80000013 ffffffff [ 1333.045811][ T32] r5:80000013 r4:80239bd0 [ 1333.045839][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.045891][ T32] r4:82ac11e4 [ 1333.045936][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.046027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1333.046086][ T32] r4:e0421dc0 [ 1333.046111][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.046159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1333.046185][ T32] r4:00000000 [ 1333.046206][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.046256][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1333.046282][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.046348][ T32] r5:00001000 r4:eda69000 [ 1333.046398][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.046445][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.046490][ T32] r5:85d4778c r4:85d47400 [ 1333.046517][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.046566][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1333.046589][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.046638][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.046664][ T32] r4:84ae2180 [ 1333.046684][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.046732][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1333.046758][ T32] r4:00000001 [ 1333.046790][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.046841][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1333.046879][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.046913][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.046943][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.046976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.047002][ T32] r4:84ae0100 [ 1333.047025][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.047054][ T32] INFO: task kworker/1:361:4403 blocked for more than 459 seconds. [ 1333.047099][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.047150][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.047176][ T32] task:kworker/1:361 state:D stack:0 pid:4403 tgid:4403 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.047237][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.047284][ T32] Call trace: [ 1333.047333][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1333.047386][ T32] r10:829187f4 r9:eadfdd84 r8:00000002 r7:60000013 r6:eadfdd8c r5:85231800 [ 1333.047412][ T32] r4:85231800 [ 1333.047434][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.047496][ T32] r5:85231800 r4:829187f0 [ 1333.047544][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.047589][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.047637][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadfde08 [ 1333.047664][ T32] r4:00000000 [ 1333.047686][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1333.047726][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1333.047763][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.047870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a17c0 [ 1333.047902][ T32] r4:00000000 [ 1333.047945][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.047997][ T32] r9:83018205 r8:85231800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1333.048022][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.048088][ T32] r5:00001000 r4:e0085000 [ 1333.048134][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.048193][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.048240][ T32] r5:8526578c r4:85265400 [ 1333.048264][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.048323][ T32] r7:ddde2d40 r6:83018200 r5:8526578c r4:8529d300 [ 1333.048349][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.048398][ T32] r10:61c88647 r9:85231800 r8:8529d32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.048424][ T32] r4:8529d300 [ 1333.048448][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.048501][ T32] r10:00000000 r9:8529d300 r8:8027ed34 r7:eae1de60 r6:8529d380 r5:85231800 [ 1333.048529][ T32] r4:00000001 [ 1333.048551][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.048589][ T32] Exception stack(0xeadfdfb0 to 0xeadfdff8) [ 1333.048641][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.048710][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.048747][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.048780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.048807][ T32] r4:852a1700 [ 1333.049039][ T32] INFO: task kworker/1:361:4403 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1333.049099][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.049164][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.049212][ T32] Call trace: [ 1333.049242][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1333.049293][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1333.049323][ T32] r4:00000000 [ 1333.049366][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.049434][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1333.049471][ T32] 1d20: cacce000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1333.049505][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1333.049532][ T32] 1d60: 80000013 ffffffff [ 1333.049558][ T32] r5:80000013 r4:80239bd0 [ 1333.049579][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.049622][ T32] r4:82ac11e4 [ 1333.049643][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.049710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1333.049771][ T32] r4:e0421dc0 [ 1333.049796][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.049847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1333.049876][ T32] r4:00000000 [ 1333.049897][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.049945][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1333.049970][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.050056][ T32] r5:00001000 r4:eda69000 [ 1333.050083][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.050128][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.050172][ T32] r5:85d4778c r4:85d47400 [ 1333.050193][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.050242][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1333.050266][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.050313][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.050340][ T32] r4:84ae2180 [ 1333.050361][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.050407][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1333.050458][ T32] r4:00000001 [ 1333.050483][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.050522][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1333.050550][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.050583][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.050614][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.050670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.050736][ T32] r4:84ae0100 [ 1333.050763][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.050811][ T32] INFO: task kworker/0:281:4405 blocked for more than 459 seconds. [ 1333.050853][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.050882][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.050903][ T32] task:kworker/0:281 state:D stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.050949][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.051041][ T32] Call trace: [ 1333.051100][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1333.051203][ T32] r10:829187f4 r9:eae09d84 r8:00000002 r7:60000113 r6:eae09d8c r5:85232400 [ 1333.051260][ T32] r4:85232400 [ 1333.051316][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.051365][ T32] r5:85232400 r4:829187f0 [ 1333.051388][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.051429][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.051477][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae09e08 [ 1333.051503][ T32] r4:00000000 [ 1333.051523][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1333.051562][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1333.051599][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.051643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a27c0 [ 1333.051669][ T32] r4:00000000 [ 1333.051689][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.051734][ T32] r9:83018005 r8:85232400 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1333.051771][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.051821][ T32] r5:00001000 r4:eaaf3000 [ 1333.051904][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.052016][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.052090][ T32] r5:852d938c r4:852d9000 [ 1333.052115][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.052162][ T32] r7:dddced40 r6:83018000 r5:852d938c r4:8521fa80 [ 1333.052195][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.052313][ T32] r10:61c88647 r9:85232400 r8:8521faac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.052343][ T32] r4:8521fa80 [ 1333.052373][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.052423][ T32] r10:00000000 r9:8521fa80 r8:8027ed34 r7:ead01e60 r6:8529d400 r5:85232400 [ 1333.052473][ T32] r4:00000001 [ 1333.052497][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.052799][ T32] Exception stack(0xeae09fb0 to 0xeae09ff8) [ 1333.052832][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.052877][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.052997][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.053034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.053060][ T32] r4:852a2440 [ 1333.053379][ T32] INFO: task kworker/0:281:4405 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1333.075608][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.075744][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.075811][ T32] Call trace: [ 1333.075867][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1333.075929][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1333.075957][ T32] r4:00000000 [ 1333.075980][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.076043][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1333.076082][ T32] 1d20: cb150000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1333.076137][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1333.076171][ T32] 1d60: 80000013 ffffffff [ 1333.076197][ T32] r5:80000013 r4:80239bd0 [ 1333.076219][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.076264][ T32] r4:82ac11e4 [ 1333.076285][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.076331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1333.076357][ T32] r4:e0421dc0 [ 1333.076378][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.076422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1333.076448][ T32] r4:00000000 [ 1333.076468][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.076521][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1333.076550][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.076598][ T32] r5:00001000 r4:eda69000 [ 1333.076621][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.076663][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.076709][ T32] r5:85d4778c r4:85d47400 [ 1333.076731][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.076780][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1333.076804][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.076892][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.076924][ T32] r4:84ae2180 [ 1333.076947][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.076996][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1333.077043][ T32] r4:00000001 [ 1333.077090][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.077131][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1333.077161][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.077195][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.077226][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.077280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.077333][ T32] r4:84ae0100 [ 1333.077362][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.077393][ T32] INFO: task kworker/0:282:4406 blocked for more than 459 seconds. [ 1333.077449][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.077481][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.077503][ T32] task:kworker/0:282 state:D stack:0 pid:4406 tgid:4406 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.077551][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.077595][ T32] Call trace: [ 1333.077626][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1333.077700][ T32] r10:829187f4 r9:eae25d84 r8:00000002 r7:60000113 r6:eae25d8c r5:85233000 [ 1333.077730][ T32] r4:85233000 [ 1333.077752][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.077796][ T32] r5:85233000 r4:829187f0 [ 1333.077817][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.077874][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.077929][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae25e08 [ 1333.077955][ T32] r4:00000000 [ 1333.077977][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1333.078041][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1333.078106][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.078157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a2380 [ 1333.078183][ T32] r4:00000000 [ 1333.078226][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.078277][ T32] r9:83018005 r8:85233000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1333.078303][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.078348][ T32] r5:00001000 r4:e04b1000 [ 1333.078370][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.078411][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.078454][ T32] r5:84739b8c r4:84739800 [ 1333.078485][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.078538][ T32] r7:dddced40 r6:83018000 r5:84739b8c r4:8521fb00 [ 1333.078562][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.078612][ T32] r10:61c88647 r9:85233000 r8:8521fb2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.078638][ T32] r4:8521fb00 [ 1333.078659][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.078705][ T32] r10:00000000 r9:8521fb00 r8:8027ed34 r7:eae09e60 r6:8529d480 r5:85233000 [ 1333.078753][ T32] r4:00000001 [ 1333.078779][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.078818][ T32] Exception stack(0xeae25fb0 to 0xeae25ff8) [ 1333.078851][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.078909][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.078944][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.078978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.079006][ T32] r4:852a2300 [ 1333.079402][ T32] INFO: task kworker/0:282:4406 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1333.079441][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.079500][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.079575][ T32] Call trace: [ 1333.079605][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1333.079657][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1333.079685][ T32] r4:00000000 [ 1333.079726][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.079772][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1333.079805][ T32] 1d20: cb150000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1333.079888][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1333.079946][ T32] 1d60: 80000013 ffffffff [ 1333.079976][ T32] r5:80000013 r4:80239bd0 [ 1333.080009][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.080056][ T32] r4:82ac11e4 [ 1333.080079][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.080147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1333.080179][ T32] r4:e0421dc0 [ 1333.080200][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.080245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1333.080272][ T32] r4:00000000 [ 1333.080292][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.080339][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1333.080375][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.080423][ T32] r5:00001000 r4:eda69000 [ 1333.080468][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.080512][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.080557][ T32] r5:85d4778c r4:85d47400 [ 1333.080599][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.080725][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1333.080779][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.080834][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.080907][ T32] r4:84ae2180 [ 1333.080933][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.080984][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1333.081011][ T32] r4:00000001 [ 1333.081031][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.081068][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1333.081101][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.081142][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.081232][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.081271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.081308][ T32] r4:84ae0100 [ 1333.081335][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.081360][ T32] INFO: task kworker/1:362:4407 blocked for more than 459 seconds. [ 1333.081391][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.081442][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1333.081517][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.081784][ T32] r5:85233c00 r4:829187f0 [ 1333.081827][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1333.082167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a1b80 ** 8 printk messages dropped ** [ 1333.082537][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1333.083030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1333.110614][ T32] 1d20: cb72c000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1333.111079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 5 printk messages dropped ** [ 1333.111529][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1333.111772][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1333.112015][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1333.112274][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1333.112686][ T32] INFO: task kworker/0:283:4410 blocked for more than 459 seconds. ** 3 printk messages dropped ** [ 1333.112825][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.113246][ T32] r5:85235400 r4:829187f0 [ 1333.113280][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1333.120887][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae2de08 ** 2 printk messages dropped ** [ 1333.120981][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1333.121215][ T32] r9:83018005 r8:85235400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1333.121263][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.121355][ T32] r5:00001000 r4:e05bb000 [ 1333.121383][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.121427][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.121472][ T32] r5:85265f8c r4:85265c00 [ 1333.121503][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.121563][ T32] r7:dddced40 r6:83018000 r5:85265f8c r4:8521fb80 [ 1333.121588][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.121635][ T32] r10:61c88647 r9:85235400 r8:8521fbac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.121662][ T32] r4:8521fb80 [ 1333.121684][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.121758][ T32] r10:00000000 r9:8521fb80 r8:8027ed34 r7:eae09e60 r6:8529d600 r5:85235400 [ 1333.121790][ T32] r4:00000001 [ 1333.121812][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.121856][ T32] Exception stack(0xeae2dfb0 to 0xeae2dff8) [ 1333.121903][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.121939][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.121994][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.122071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.122102][ T32] r4:852a2340 [ 1333.122500][ T32] INFO: task kworker/0:283:4410 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1333.122539][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.122636][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.122716][ T32] Call trace: [ 1333.122753][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1333.122806][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1333.122878][ T32] r4:00000000 [ 1333.122925][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.122969][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1333.123012][ T32] 1d20: cb72c000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1333.123066][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1333.123124][ T32] 1d60: 80000013 ffffffff [ 1333.123152][ T32] r5:80000013 r4:80239bd0 [ 1333.123177][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.123222][ T32] r4:82ac11e4 [ 1333.123244][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.123354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1333.129507][ T32] r4:e0421dc0 [ 1333.129563][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.129639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1333.129669][ T32] r4:00000000 [ 1333.129705][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.129760][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1333.129786][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.129833][ T32] r5:00001000 r4:eda69000 [ 1333.129865][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.129908][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.129952][ T32] r5:85d4778c r4:85d47400 [ 1333.129976][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.130077][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1333.130107][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.130158][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.130185][ T32] r4:84ae2180 [ 1333.130220][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.130273][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1333.130300][ T32] r4:00000001 [ 1333.130320][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.130359][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1333.130389][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.130422][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.130453][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.130486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.130534][ T32] r4:84ae0100 [ 1333.130585][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.130638][ T32] INFO: task kworker/1:363:4412 blocked for more than 459 seconds. [ 1333.130705][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.130763][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.130798][ T32] task:kworker/1:363 state:D stack:0 pid:4412 tgid:4412 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.130873][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.130922][ T32] Call trace: [ 1333.130956][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1333.131031][ T32] r10:829187f4 r9:eae35d84 r8:00000002 r7:60000013 r6:eae35d8c r5:85236c00 [ 1333.131088][ T32] r4:85236c00 [ 1333.131129][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.131175][ T32] r5:85236c00 r4:829187f0 [ 1333.131226][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.131282][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.131331][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae35e08 [ 1333.131359][ T32] r4:00000000 [ 1333.131402][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1333.131469][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1333.131529][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.131574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a1f80 [ 1333.131600][ T32] r4:00000000 [ 1333.131621][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.131668][ T32] r9:83018205 r8:85236c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1333.131693][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.131736][ T32] r5:00001000 r4:e0661000 [ 1333.131770][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.131815][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.131866][ T32] r5:8526638c r4:85266000 [ 1333.131888][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.131937][ T32] r7:ddde2d40 r6:83018200 r5:8526638c r4:8529d680 [ 1333.131960][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.132009][ T32] r10:61c88647 r9:85236c00 r8:8529d6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.132035][ T32] r4:8529d680 [ 1333.132076][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.132133][ T32] r10:00000000 r9:8529d680 r8:8027ed34 r7:eae1de60 r6:8529d700 r5:85236c00 [ 1333.132160][ T32] r4:00000001 [ 1333.132180][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.132216][ T32] Exception stack(0xeae35fb0 to 0xeae35ff8) [ 1333.132251][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.132285][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.132342][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.132379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.132405][ T32] r4:852a1f40 [ 1333.132789][ T32] INFO: task kworker/1:363:4412 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1333.132826][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.132940][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.133001][ T32] Call trace: [ 1333.133043][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1333.133114][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1333.133145][ T32] r4:00000000 [ 1333.133166][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.133207][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1333.133241][ T32] 1d20: cb72c000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1333.133274][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1333.133302][ T32] 1d60: 80000013 ffffffff [ 1333.146490][ T32] r5:80000013 r4:80239bd0 [ 1333.146612][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.146698][ T32] r4:82ac11e4 [ 1333.146726][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.146774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1333.146801][ T32] r4:e0421dc0 [ 1333.146822][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.146875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1333.146901][ T32] r4:00000000 [ 1333.146923][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.146996][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1333.147053][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.147109][ T32] r5:00001000 r4:eda69000 [ 1333.147132][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.147174][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.147239][ T32] r5:85d4778c r4:85d47400 [ 1333.147266][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.147316][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1333.147339][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.147430][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.147472][ T32] r4:84ae2180 [ 1333.147497][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.147547][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1333.147617][ T32] r4:00000001 [ 1333.147642][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.147681][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1333.147713][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.147761][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.147821][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.147870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.147900][ T32] r4:84ae0100 [ 1333.147925][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.147955][ T32] INFO: task kworker/0:284:4413 blocked for more than 459 seconds. [ 1333.147990][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.148019][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.148042][ T32] task:kworker/0:284 state:D stack:0 pid:4413 tgid:4413 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.148109][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.148159][ T32] Call trace: [ 1333.148205][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1333.148304][ T32] r10:829187f4 r9:eae39d84 r8:00000002 r7:60000113 r6:eae39d8c r5:85236000 [ 1333.148377][ T32] r4:85236000 [ 1333.148436][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.148484][ T32] r5:85236000 r4:829187f0 [ 1333.148507][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.148558][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.148610][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae39e08 [ 1333.148637][ T32] r4:00000000 [ 1333.148659][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1333.148721][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1333.148764][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.148829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a26c0 [ 1333.148865][ T32] r4:00000000 [ 1333.148897][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.148948][ T32] r9:83018005 r8:85236000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1333.148973][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.149042][ T32] r5:00001000 r4:e07bf000 [ 1333.149067][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.149109][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.149153][ T32] r5:8473978c r4:84739400 [ 1333.149174][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.149242][ T32] r7:dddced40 r6:83018000 r5:8473978c r4:8521fc00 [ 1333.149270][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.149318][ T32] r10:61c88647 r9:85236000 r8:8521fc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.149355][ T32] r4:8521fc00 [ 1333.149380][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.149430][ T32] r10:00000000 r9:8521fc00 r8:8027ed34 r7:eae09e60 r6:8529d780 r5:85236000 [ 1333.149480][ T32] r4:00000001 [ 1333.149527][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.149569][ T32] Exception stack(0xeae39fb0 to 0xeae39ff8) [ 1333.149597][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.149654][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.149744][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.149795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.149834][ T32] r4:852a2340 [ 1333.150269][ T32] INFO: task kworker/0:284:4413 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1333.150311][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.150371][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.150441][ T32] Call trace: [ 1333.150522][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1333.150576][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 4 printk messages dropped ** [ 1333.150787][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 19 printk messages dropped ** [ 1333.151633][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 21 printk messages dropped ** [ 1333.152505][ T32] r4:85240000 ** 3 printk messages dropped ** [ 1333.152747][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 17 printk messages dropped ** [ 1333.176925][ T32] r10:61c88647 r9:85240000 r8:8529d9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.176964][ T32] r4:8529d980 [ 1333.176990][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.177040][ T32] r10:00000000 r9:8529d980 r8:8027ed34 r7:eae1de60 r6:8529da00 r5:85240000 [ 1333.177066][ T32] r4:00000001 [ 1333.177122][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.177174][ T32] Exception stack(0xeae61fb0 to 0xeae61ff8) [ 1333.177209][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.177243][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.177273][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.177306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.177342][ T32] r4:8529f100 [ 1333.177750][ T32] INFO: task kworker/1:364:4417 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1333.177790][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.177927][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.177978][ T32] Call trace: [ 1333.178050][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1333.178118][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 3 printk messages dropped ** [ 1333.178240][ T32] 1d20: cc25a000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1333.178650][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.178888][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1333.179393][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1333.180003][ T32] r10:829187f4 r9:eae71d84 r8:00000002 r7:60000113 r6:eae71d8c r5:85240c00 ** 2 printk messages dropped ** [ 1333.180115][ T32] r5:85240c00 r4:829187f0 ** 5 printk messages dropped ** [ 1333.180374][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 16 printk messages dropped ** [ 1333.181140][ T32] r10:00000000 r9:8521fc80 r8:8027ed34 r7:eae09e60 r6:8529db00 r5:85240c00 ** 22 printk messages dropped ** [ 1333.182517][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1333.182930][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1333.183049][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.183098][ T32] r5:00001000 r4:eda69000 [ 1333.183120][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.183169][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.183217][ T32] r5:85d4778c r4:85d47400 [ 1333.183247][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.183321][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1333.183417][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.193720][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.193778][ T32] r4:84ae2180 [ 1333.193804][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.193885][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1333.193927][ T32] r4:00000001 [ 1333.193963][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.194027][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1333.194062][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.194119][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.194154][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.194188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.194239][ T32] r4:84ae0100 [ 1333.194267][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.194298][ T32] INFO: task kworker/1:365:4419 blocked for more than 459 seconds. [ 1333.194333][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.194362][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.194408][ T32] task:kworker/1:365 state:D stack:0 pid:4419 tgid:4419 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.194469][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.194698][ T32] r5:85241800 r4:829187f0 ** 11 printk messages dropped ** [ 1333.195226][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 27 printk messages dropped ** [ 1333.196963][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 17 printk messages dropped ** [ 1333.197637][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1333.198441][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.198657][ T32] r5:85243c00 r4:829187f0 ** 3 printk messages dropped ** [ 1333.198820][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.198972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a2c80 ** 8 printk messages dropped ** [ 1333.199299][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1333.199663][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.199696][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.199727][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.199763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.199790][ T32] r4:852a27c0 [ 1333.200051][ T32] INFO: task kworker/0:286:4422 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1333.200100][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.200185][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.200231][ T32] Call trace: [ 1333.200261][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1333.200344][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1333.200376][ T32] r4:00000000 [ 1333.200397][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.200459][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1333.200495][ T32] 1d20: cc25a000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1333.200545][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1333.200576][ T32] 1d60: 80000013 ffffffff [ 1333.200602][ T32] r5:80000013 r4:80239bd0 [ 1333.200623][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.200670][ T32] r4:82ac11e4 [ 1333.200758][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.200856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1333.200889][ T32] r4:e0421dc0 [ 1333.200911][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.200958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1333.200985][ T32] r4:00000000 [ 1333.201006][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.201053][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1333.201078][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.201128][ T32] r5:00001000 r4:eda69000 [ 1333.201150][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.201191][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.201236][ T32] r5:85d4778c r4:85d47400 [ 1333.201285][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.201352][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1333.201375][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.201425][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.201474][ T32] r4:84ae2180 [ 1333.201500][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.201548][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 2 printk messages dropped ** [ 1333.201659][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 8 printk messages dropped ** [ 1333.201950][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1333.202384][ T32] r5:85242400 r4:829187f0 [ 1333.202407][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1333.202497][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea1e08 [ 1333.202523][ T32] r4:00000000 [ 1333.202544][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1333.202618][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1333.202706][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.202756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529f800 [ 1333.202799][ T32] r4:00000000 [ 1333.202822][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.202879][ T32] r9:83018205 r8:85242400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1333.202905][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.202972][ T32] r5:00001000 r4:e48e3000 [ 1333.202998][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.203061][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.203131][ T32] r5:85266f8c r4:85266c00 [ 1333.203156][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.203203][ T32] r7:ddde2d40 r6:83018200 r5:85266f8c r4:8529dc80 [ 1333.203228][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.203276][ T32] r10:61c88647 r9:85242400 r8:8529dcac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.203303][ T32] r4:8529dc80 [ 1333.203324][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.233983][ T32] r10:00000000 r9:8529dc80 r8:8027ed34 r7:eae61e60 r6:8529dd00 r5:85242400 [ 1333.234072][ T32] r4:00000001 [ 1333.234099][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.234189][ T32] Exception stack(0xeaea1fb0 to 0xeaea1ff8) [ 1333.234230][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.234266][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.234298][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.234332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.234358][ T32] r4:8529f640 [ 1333.234776][ T32] INFO: task kworker/1:366:4423 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1333.234817][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.234897][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.234962][ T32] Call trace: [ 1333.235000][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1333.235057][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1333.235095][ T32] r4:00000000 [ 1333.235120][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.235162][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1333.235195][ T32] 1d20: ccaef000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 ** 4 printk messages dropped ** [ 1333.235363][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1333.235551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 11 printk messages dropped ** [ 1333.236039][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1333.236399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1333.236911][ T32] r10:829187f4 r9:eae99d84 r8:00000002 r7:60000113 r6:eae99d8c r5:85244800 ** 2 printk messages dropped ** [ 1333.237057][ T32] r5:85244800 r4:829187f0 ** 2 printk messages dropped ** [ 1333.237206][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae99e08 ** 8 printk messages dropped ** [ 1333.237544][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1333.237888][ T32] r4:8529dd80 ** 6 printk messages dropped ** [ 1333.238169][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1333.238942][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 8 printk messages dropped ** [ 1333.239240][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1333.239479][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 11 printk messages dropped ** [ 1333.239999][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 10 printk messages dropped ** [ 1333.240450][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1333.240915][ T32] r5:85245400 r4:829187f0 ** 1 printk messages dropped ** [ 1333.241028][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1333.241122][ T32] r4:00000000 [ 1333.241167][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1333.241278][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1333.241326][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.241372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529fb00 [ 1333.241398][ T32] r4:00000000 [ 1333.241419][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.241465][ T32] r9:83018205 r8:85245400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1333.241490][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.241554][ T32] r5:00001000 r4:e897b000 [ 1333.241595][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.241639][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.241685][ T32] r5:85267b8c r4:85267800 [ 1333.241717][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.241768][ T32] r7:ddde2d40 r6:83018200 r5:85267b8c r4:8529de80 [ 1333.241793][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.241865][ T32] r10:61c88647 r9:85245400 r8:8529deac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.241896][ T32] r4:8529de80 [ 1333.241966][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.242093][ T32] r10:00000000 r9:8529de80 r8:8027ed34 r7:eae99e60 r6:8529df00 r5:85245400 [ 1333.242131][ T32] r4:00000001 [ 1333.242185][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.242241][ T32] Exception stack(0xeae31fb0 to 0xeae31ff8) [ 1333.242281][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.242318][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.242349][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.242382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.242409][ T32] r4:8529f980 [ 1333.242670][ T32] INFO: task kworker/1:368:4428 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1333.242712][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.242810][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.242871][ T32] Call trace: [ 1333.242903][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1333.242955][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1333.242982][ T32] r4:00000000 [ 1333.243003][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.243043][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1333.243076][ T32] 1d20: ccaef000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1333.243109][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1333.243147][ T32] 1d60: 80000013 ffffffff [ 1333.243176][ T32] r5:80000013 r4:80239bd0 [ 1333.243197][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.243262][ T32] r4:82ac11e4 [ 1333.243287][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.243347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1333.261825][ T32] r4:e0421dc0 [ 1333.261924][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.262033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1333.262089][ T32] r4:00000000 [ 1333.262126][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.262184][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1333.262211][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.262286][ T32] r5:00001000 r4:eda69000 [ 1333.262313][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.262366][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1333.262595][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1333.262816][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.263271][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.267813][ T32] r5:85246000 r4:829187f0 [ 1333.267856][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1333.268072][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1333.268456][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1333.268862][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1333.269799][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.270218][ T32] 1d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1333.270444][ T32] r4:e0421dc0 [ 1333.270469][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.270515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1333.270541][ T32] r4:00000000 [ 1333.270582][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.270635][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1333.270674][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.270756][ T32] r5:00001000 r4:eda69000 [ 1333.270788][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.270832][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.270887][ T32] r5:85d4778c r4:85d47400 [ 1333.270909][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.270980][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1333.271008][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.271058][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.271084][ T32] r4:84ae2180 [ 1333.271166][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.271236][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1333.271287][ T32] r4:00000001 [ 1333.271312][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.271351][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1333.271382][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.271425][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.271460][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.271502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.271532][ T32] r4:84ae0100 [ 1333.271555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.271606][ T32] INFO: task kworker/1:370:4432 blocked for more than 459 seconds. [ 1333.271645][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.271674][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.271696][ T32] task:kworker/1:370 state:D stack:0 pid:4432 tgid:4432 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.271788][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.271838][ T32] Call trace: [ 1333.271882][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1333.271933][ T32] r10:829187f4 r9:eae21d84 r8:00000002 r7:60000013 r6:eae21d8c r5:85246c00 [ 1333.271982][ T32] r4:85246c00 [ 1333.272008][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.272052][ T32] r5:85246c00 r4:829187f0 [ 1333.272074][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.272117][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.272186][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae21e08 [ 1333.272218][ T32] r4:00000000 [ 1333.272239][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1333.272278][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1333.272318][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.272384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529fd00 [ 1333.272415][ T32] r4:00000000 [ 1333.272436][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.272483][ T32] r9:83018205 r8:85246c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1333.272509][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.272593][ T32] r5:00001000 r4:ea9bb000 [ 1333.272641][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.272686][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.272732][ T32] r5:85267f8c r4:85267c00 [ 1333.272767][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.272823][ T32] r7:ddde2d40 r6:83018200 r5:85267f8c r4:8529d880 [ 1333.272857][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.272907][ T32] r10:61c88647 r9:85246c00 r8:8529d8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.272933][ T32] r4:8529d880 [ 1333.272953][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.273022][ T32] r10:00000000 r9:8529d880 r8:8027ed34 r7:eaea9e60 r6:8529d900 r5:85246c00 [ 1333.273064][ T32] r4:00000001 [ 1333.273088][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.273129][ T32] Exception stack(0xeae21fb0 to 0xeae21ff8) [ 1333.273174][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.273232][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.273316][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.273401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.290320][ T32] r4:8529fb40 [ 1333.290811][ T32] INFO: task kworker/1:370:4432 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1333.290877][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1333.291068][ T32] Call trace: ** 7 printk messages dropped ** [ 1333.291434][ T32] 1d60: 80000013 ffffffff ** 6 printk messages dropped ** [ 1333.291671][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1333.292163][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 7 printk messages dropped ** [ 1333.292492][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 7 printk messages dropped ** [ 1333.292819][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1333.293245][ T32] r5:85243000 r4:829187f0 ** 1 printk messages dropped ** [ 1333.293315][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.306916][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1333.307399][ T32] r10:00000000 r9:85314000 r8:8027ed34 r7:eaea9e60 r6:85314080 r5:85243000 ** 10 printk messages dropped ** [ 1333.308291][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.308641][ T32] 1d20: cd726000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1333.309014][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.309336][ T32] r5:85d4778c r4:85d47400 ** 3 printk messages dropped ** [ 1333.309504][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1333.309977][ T32] INFO: task kworker/0:287:4436 blocked for more than 459 seconds. ** 9 printk messages dropped ** [ 1333.310394][ T32] r5:85248000 r4:829187f0 [ 1333.310437][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.310482][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.310531][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeb9e08 [ 1333.310558][ T32] r4:00000000 [ 1333.310582][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1333.310623][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1333.310673][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.310766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a2f40 [ 1333.310813][ T32] r4:00000000 [ 1333.310836][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.310894][ T32] r9:83018005 r8:85248000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1333.310920][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.310986][ T32] r5:00001000 r4:eaac3000 [ 1333.311014][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.311058][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.311136][ T32] r5:852d8b8c r4:852d8800 [ 1333.311161][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.311209][ T32] r7:dddced40 r6:83018000 r5:852d8b8c r4:8521fd80 [ 1333.311255][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.311353][ T32] r10:61c88647 r9:85248000 r8:8521fdac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.311386][ T32] r4:8521fd80 [ 1333.311407][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.311455][ T32] r10:00000000 r9:8521fd80 r8:8027ed34 r7:eae09e60 r6:85314100 r5:85248000 [ 1333.311482][ T32] r4:00000001 [ 1333.311524][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.311579][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1333.311611][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.311652][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.311709][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.311745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.311771][ T32] r4:852a2c40 [ 1333.312015][ T32] INFO: task kworker/0:287:4436 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1333.312053][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.312114][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.312161][ T32] Call trace: [ 1333.312218][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1333.312271][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1333.312298][ T32] r4:00000000 [ 1333.312328][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.312373][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1333.312405][ T32] 1d20: cd726000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1333.312439][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1333.312489][ T32] 1d60: 80000013 ffffffff [ 1333.312518][ T32] r5:80000013 r4:80239bd0 [ 1333.312554][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.312600][ T32] r4:82ac11e4 [ 1333.312630][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.312679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1333.312706][ T32] r4:e0421dc0 [ 1333.312752][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.312822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1333.312869][ T32] r4:00000000 [ 1333.312894][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.312943][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1333.312991][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.313063][ T32] r5:00001000 r4:eda69000 [ 1333.313088][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.313130][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.313173][ T32] r5:85d4778c r4:85d47400 [ 1333.313195][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.313243][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1333.313267][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.313314][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.313340][ T32] r4:84ae2180 [ 1333.313361][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.336183][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1333.336238][ T32] r4:00000001 [ 1333.336264][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.336326][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1333.336359][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.336394][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.336442][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.336481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.336513][ T32] r4:84ae0100 [ 1333.336539][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.336571][ T32] INFO: task kworker/1:372:4438 blocked for more than 459 seconds. [ 1333.336607][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.336647][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.336675][ T32] task:kworker/1:372 state:D stack:0 pid:4438 tgid:4438 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.336759][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.336874][ T32] Call trace: [ 1333.336914][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1333.336969][ T32] r10:829187f4 r9:eaeadd84 r8:00000002 r7:60000113 r6:eaeadd8c r5:8522ec00 [ 1333.336996][ T32] r4:8522ec00 [ 1333.337017][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.337070][ T32] r5:8522ec00 r4:829187f0 [ 1333.337096][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.337138][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.337186][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeade08 [ 1333.337213][ T32] r4:00000000 [ 1333.337235][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1333.337275][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1333.337339][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.337389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85316240 [ 1333.337415][ T32] r4:00000000 [ 1333.337437][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.337487][ T32] r9:83018205 r8:8522ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 ** 4 printk messages dropped ** [ 1333.337693][ T32] r5:85274b8c r4:85274800 ** 3 printk messages dropped ** [ 1333.337862][ T32] r10:61c88647 r9:8522ec00 r8:853141ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 4 printk messages dropped ** [ 1333.338061][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.338098][ T32] Exception stack(0xeaeadfb0 to 0xeaeadff8) [ 1333.338128][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.338160][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.338224][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.338263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.338290][ T32] r4:85316100 [ 1333.338686][ T32] INFO: task kworker/1:372:4438 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1333.338724][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.338806][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.338863][ T32] Call trace: [ 1333.338894][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1333.338945][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1333.338996][ T32] r4:00000000 [ 1333.339020][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.339063][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1333.339095][ T32] 1d20: cdc14000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1333.339150][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1333.339182][ T32] 1d60: 80000013 ffffffff [ 1333.339208][ T32] r5:80000013 r4:80239bd0 [ 1333.339230][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.339298][ T32] r4:82ac11e4 [ 1333.339323][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.339369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1333.339396][ T32] r4:e0421dc0 [ 1333.339416][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.339460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1333.339487][ T32] r4:00000000 [ 1333.339508][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.339555][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1333.339580][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.339623][ T32] r5:00001000 r4:eda69000 [ 1333.339688][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.339733][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.339777][ T32] r5:85d4778c r4:85d47400 [ 1333.339808][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.339866][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1333.339890][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.339940][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.339967][ T32] r4:84ae2180 [ 1333.339988][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.340036][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1333.340062][ T32] r4:00000001 [ 1333.340082][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.340118][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1333.340147][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.340180][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.340547][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.340939][ T32] r5:8522e000 r4:829187f0 [ 1333.340963][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1333.341395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85316340 ** 10 printk messages dropped ** [ 1333.341810][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1333.342328][ T32] r4:85316100 ** 6 printk messages dropped ** [ 1333.342882][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.343093][ T32] r5:80000013 r4:80239bd0 [ 1333.343115][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.343159][ T32] r4:82ac11e4 [ 1333.343244][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.343372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1333.352546][ T32] r4:e0421dc0 [ 1333.352591][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.352754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1333.352788][ T32] r4:00000000 [ 1333.352825][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.352944][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1333.353069][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.353190][ T32] r5:00001000 r4:eda69000 ** 2 printk messages dropped ** [ 1333.353734][ T32] r5:85d4778c r4:85d47400 ** 7 printk messages dropped ** [ 1333.354159][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.354392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1333.354896][ T32] r10:829187f4 r9:eaec1d84 r8:00000002 r7:60000013 r6:eaec1d8c r5:8522bc00 ** 2 printk messages dropped ** [ 1333.354988][ T32] r5:8522bc00 r4:829187f0 ** 3 printk messages dropped ** [ 1333.355153][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.355315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85316780 ** 9 printk messages dropped ** [ 1333.355777][ T32] r7:ddde2d40 r6:83018200 r5:8527578c r4:85314280 ** 7 printk messages dropped ** [ 1333.356072][ T32] Exception stack(0xeaec1fb0 to 0xeaec1ff8) ** 6 printk messages dropped ** [ 1333.356777][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1333.357457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 9 printk messages dropped ** [ 1333.357860][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1333.358365][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.358635][ T32] task:kworker/0:288 state:D stack:0 pid:4444 tgid:4444 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.358988][ T32] r5:8522c800 r4:829187f0 [ 1333.359013][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.359066][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.359120][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeb5e08 [ 1333.359168][ T32] r4:00000000 [ 1333.359193][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1333.359233][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1333.359293][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.359342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a2b40 [ 1333.359369][ T32] r4:00000000 [ 1333.359390][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.359436][ T32] r9:83018005 r8:8522c800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1333.359462][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.359536][ T32] r5:00001000 r4:eaad7000 [ 1333.359587][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.359641][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.359688][ T32] r5:852d8f8c r4:852d8c00 [ 1333.359711][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.359757][ T32] r7:dddced40 r6:83018000 r5:852d8f8c r4:8521ff80 [ 1333.359780][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.359827][ T32] r10:61c88647 r9:8522c800 r8:8521ffac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.359894][ T32] r4:8521ff80 [ 1333.359919][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.360008][ T32] r10:00000000 r9:8521ff80 r8:8027ed34 r7:eae09e60 r6:838cdc80 r5:8522c800 [ 1333.360037][ T32] r4:00000001 [ 1333.360058][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.360101][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1333.360134][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.360168][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.360199][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.360255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.360286][ T32] r4:852a2f00 [ 1333.360524][ T32] INFO: task kworker/0:288:4444 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1333.360561][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.360619][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.360690][ T32] Call trace: [ 1333.360745][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1333.360799][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1333.360827][ T32] r4:00000000 [ 1333.360893][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.360960][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1333.360997][ T32] 1d20: cdc14000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1333.361031][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1333.361071][ T32] 1d60: 80000013 ffffffff [ 1333.361128][ T32] r5:80000013 r4:80239bd0 [ 1333.361154][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.361246][ T32] r4:82ac11e4 [ 1333.361303][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1333.361663][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 8 printk messages dropped ** [ 1333.362094][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 2 printk messages dropped ** [ 1333.362190][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1333.362216][ T32] r4:00000001 [ 1333.362287][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.362357][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1333.362390][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.362423][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.362454][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.362510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.362561][ T32] r4:84ae0100 [ 1333.362587][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.362613][ T32] INFO: task kworker/1:375:4445 blocked for more than 459 seconds. [ 1333.362644][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.362685][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.362709][ T32] task:kworker/1:375 state:D stack:0 pid:4445 tgid:4445 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.362758][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.362814][ T32] Call trace: [ 1333.362868][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1333.362922][ T32] r10:829187f4 r9:eaec5d84 r8:00000002 r7:60000113 r6:eaec5d8c r5:8522d400 [ 1333.362970][ T32] r4:8522d400 [ 1333.363018][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.363086][ T32] r5:8522d400 r4:829187f0 [ 1333.363112][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.363154][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.363202][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec5e08 [ 1333.363229][ T32] r4:00000000 [ 1333.363250][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1333.363291][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.398543][ T32] r5:00001000 r4:eab07000 ** 2 printk messages dropped ** [ 1333.398671][ T32] r5:8527538c r4:85275000 [ 1333.398708][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.398804][ T32] r7:ddde2d40 r6:83018200 r5:8527538c r4:85314300 [ 1333.398833][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.398892][ T32] r10:61c88647 r9:8522d400 r8:8531432c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.398929][ T32] r4:85314300 [ 1333.398967][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.399020][ T32] r10:00000000 r9:85314300 r8:8027ed34 r7:eaec1e60 r6:838cdc00 r5:8522d400 [ 1333.399046][ T32] r4:00000001 [ 1333.399077][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.399119][ T32] Exception stack(0xeaec5fb0 to 0xeaec5ff8) [ 1333.399151][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.399185][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.399216][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.399270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.399301][ T32] r4:85316440 [ 1333.399705][ T32] INFO: task kworker/1:375:4445 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1333.399790][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.399936][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.399994][ T32] Call trace: [ 1333.400050][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1333.400124][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1333.400156][ T32] r4:00000000 [ 1333.400220][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.400265][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1333.400298][ T32] 1d20: ce254000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1333.400332][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1333.400469][ T32] 1d60: 80000013 ffffffff [ 1333.400520][ T32] r5:80000013 r4:80239bd0 [ 1333.400616][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.400666][ T32] r4:82ac11e4 [ 1333.400688][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 2 printk messages dropped ** [ 1333.400781][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1333.401279][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1333.401443][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1333.401471][ T32] r4:00000001 [ 1333.401507][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.401551][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1333.401601][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.401639][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.401670][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1333.401825][ T32] INFO: task kworker/0:289:4448 blocked for more than 459 seconds. ** 9 printk messages dropped ** [ 1333.402409][ T32] r5:85228000 r4:829187f0 [ 1333.402434][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1333.402612][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1333.402999][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1333.416654][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.417540][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 11 printk messages dropped ** [ 1333.418001][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1333.418308][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1333.418761][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 9 printk messages dropped ** [ 1333.419159][ T32] INFO: task kworker/0:290:4449 blocked for more than 459 seconds. ** 7 printk messages dropped ** [ 1333.419547][ T32] r4:851a6c00 ** 1 printk messages dropped ** [ 1333.419722][ T32] r5:851a6c00 r4:829187f0 ** 2 printk messages dropped ** [ 1333.420032][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed1e08 ** 10 printk messages dropped ** [ 1333.420723][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1333.421380][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.421622][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.421656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.421682][ T32] r4:852a2880 [ 1333.421927][ T32] INFO: task kworker/0:290:4449 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1333.421964][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.422051][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.422100][ T32] Call trace: [ 1333.422133][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1333.422254][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1333.422286][ T32] r4:00000000 [ 1333.422308][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.422348][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1333.422380][ T32] 1d20: ce7b3000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1333.422413][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1333.422441][ T32] 1d60: 80000013 ffffffff [ 1333.422467][ T32] r5:80000013 r4:80239bd0 [ 1333.422533][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.422580][ T32] r4:82ac11e4 [ 1333.422612][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.422685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1333.422715][ T32] r4:e0421dc0 [ 1333.422737][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.422783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1333.422832][ T32] r4:00000000 [ 1333.422871][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.422921][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1333.422955][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.423003][ T32] r5:00001000 r4:eda69000 [ 1333.423025][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.423065][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.423110][ T32] r5:85d4778c r4:85d47400 [ 1333.423144][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.423197][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1333.423354][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.451322][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.451388][ T32] r4:84ae2180 [ 1333.451434][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.451510][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1333.451643][ T32] r4:00000001 [ 1333.451669][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.451760][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1333.451797][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.451915][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.451964][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.452010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.452040][ T32] r4:84ae0100 [ 1333.452065][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.452164][ T32] INFO: task kworker/1:376:4452 blocked for more than 459 seconds. [ 1333.452203][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.452261][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.452289][ T32] task:kworker/1:376 state:D stack:0 pid:4452 tgid:4452 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1333.452956][ T32] r4:8497ec00 ** 1 printk messages dropped ** [ 1333.453020][ T32] r5:8497ec00 r4:829187f0 ** 1 printk messages dropped ** [ 1333.453083][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1333.458828][ T32] r9:83018205 r8:8497ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 ** 8 printk messages dropped ** [ 1333.459278][ T32] r10:61c88647 r9:8497ec00 r8:853143ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1333.459813][ T32] r4:85316a00 ** 5 printk messages dropped ** [ 1333.460532][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 8 printk messages dropped ** [ 1333.460895][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1333.461006][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1333.461285][ T32] r5:00001000 r4:eda69000 ** 7 printk messages dropped ** [ 1333.461635][ T32] r4:84ae2180 ** 5 printk messages dropped ** [ 1333.461869][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1333.462023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.462057][ T32] r4:84ae0100 [ 1333.462079][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.462116][ T32] INFO: task kworker/1:377:4455 blocked for more than 459 seconds. [ 1333.462154][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.462184][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.462231][ T32] task:kworker/1:377 state:D stack:0 pid:4455 tgid:4455 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.462305][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.462375][ T32] Call trace: [ 1333.462410][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1333.462459][ T32] r10:829187f4 r9:eaee9d84 r8:00000002 r7:60000013 r6:eaee9d8c r5:844e1800 [ 1333.462486][ T32] r4:844e1800 [ 1333.462507][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.462548][ T32] r5:844e1800 r4:829187f0 [ 1333.462569][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.462609][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.462679][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee9e08 [ 1333.462733][ T32] r4:00000000 [ 1333.462765][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1333.462808][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1333.462867][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.462917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85316a40 [ 1333.462945][ T32] r4:00000000 [ 1333.462987][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.463038][ T32] r9:83018205 r8:844e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1333.463064][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.463110][ T32] r5:00001000 r4:eae11000 [ 1333.463154][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.463200][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.463244][ T32] r5:85275f8c r4:85275c00 [ 1333.463265][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.463322][ T32] r7:ddde2d40 r6:83018200 r5:85275f8c r4:85314400 [ 1333.463378][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.475545][ T32] r10:61c88647 r9:844e1800 r8:8531442c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.475606][ T32] r4:85314400 [ 1333.475658][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.475730][ T32] r10:00000000 r9:85314400 r8:8027ed34 r7:eaedde60 r6:8529c280 r5:844e1800 [ 1333.475757][ T32] r4:00000001 [ 1333.475778][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.475828][ T32] Exception stack(0xeaee9fb0 to 0xeaee9ff8) [ 1333.475869][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.475904][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.475935][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.475990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.476020][ T32] r4:853167c0 ** 1 printk messages dropped ** [ 1333.476460][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1333.477280][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1333.477468][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1333.477864][ T32] r4:84ae2180 ** 5 printk messages dropped ** [ 1333.478126][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.478586][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.478876][ T32] r5:844e2400 r4:829187f0 ** 3 printk messages dropped ** [ 1333.479029][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.479300][ T32] r9:83018205 r8:844e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 ** 8 printk messages dropped ** [ 1333.479696][ T32] r10:61c88647 r9:844e2400 r8:853144ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1333.480115][ T32] r4:85316980 ** 5 printk messages dropped ** [ 1333.480662][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 11 printk messages dropped ** [ 1333.481294][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1333.481482][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1333.482120][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 9 printk messages dropped ** [ 1333.482432][ T32] INFO: task kworker/1:379:4457 blocked for more than 459 seconds. ** 7 printk messages dropped ** [ 1333.482754][ T32] r4:844e0000 [ 1333.482784][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.482861][ T32] r5:844e0000 r4:829187f0 [ 1333.482887][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.482929][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.482977][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef5e08 [ 1333.483003][ T32] r4:00000000 [ 1333.483024][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1333.483064][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1333.483114][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.483164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85316bc0 [ 1333.483213][ T32] r4:00000000 [ 1333.483237][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.483285][ T32] r9:83018205 r8:844e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1333.483358][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.502806][ T32] r5:00001000 r4:eae63000 [ 1333.502881][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.502955][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.503025][ T32] r5:8527638c r4:85276000 [ 1333.503053][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.503117][ T32] r7:ddde2d40 r6:83018200 r5:8527638c r4:85314500 [ 1333.503184][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.503238][ T32] r10:61c88647 r9:844e0000 r8:8531452c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.503277][ T32] r4:85314500 [ 1333.503304][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.503747][ T32] r10:00000000 r9:85314500 r8:8027ed34 r7:eaeede60 r6:8529c380 r5:844e0000 [ 1333.503783][ T32] r4:00000001 [ 1333.503807][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.503864][ T32] Exception stack(0xeaef5fb0 to 0xeaef5ff8) [ 1333.503935][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.503994][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.504029][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.504065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.504091][ T32] r4:85316d00 [ 1333.504501][ T32] INFO: task kworker/1:379:4457 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1333.504545][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.504617][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.504685][ T32] Call trace: [ 1333.504720][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1333.504777][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1333.504815][ T32] r4:00000000 [ 1333.504853][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.504918][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1333.504958][ T32] 1d20: cf342000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1333.504993][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1333.505021][ T32] 1d60: 80000013 ffffffff [ 1333.505048][ T32] r5:80000013 r4:80239bd0 [ 1333.505071][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.505117][ T32] r4:82ac11e4 [ 1333.505140][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.505207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1333.505239][ T32] r4:e0421dc0 [ 1333.505299][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.505351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1333.505393][ T32] r4:00000000 [ 1333.505429][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.505503][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 8 printk messages dropped ** [ 1333.505850][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1333.506256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1333.506466][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.506731][ T32] r5:85248c00 r4:829187f0 ** 3 printk messages dropped ** [ 1333.506876][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.507046][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.507244][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1333.507692][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1333.508404][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1333.508647][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1333.508929][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1333.508953][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.508997][ T32] r5:00001000 r4:eda69000 [ 1333.509018][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.509058][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.509101][ T32] r5:85d4778c r4:85d47400 [ 1333.509124][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.509247][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1333.509275][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.509324][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.509350][ T32] r4:84ae2180 [ 1333.509379][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.509454][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1333.509484][ T32] r4:00000001 [ 1333.509526][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.509566][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1333.509594][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.509648][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.509685][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.509740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.509770][ T32] r4:84ae0100 [ 1333.509792][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.509818][ T32] INFO: task kworker/0:291:4462 blocked for more than 459 seconds. [ 1333.509852][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.509880][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.509916][ T32] task:kworker/0:291 state:D stack:0 pid:4462 tgid:4462 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.509965][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.510076][ T32] Call trace: [ 1333.510109][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1333.510160][ T32] r10:829187f4 r9:eaf05d84 r8:00000002 r7:60000113 r6:eaf05d8c r5:8524a400 [ 1333.510187][ T32] r4:8524a400 [ 1333.510240][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.510289][ T32] r5:8524a400 r4:829187f0 [ 1333.510311][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.510350][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.510397][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf05e08 [ 1333.510425][ T32] r4:00000000 [ 1333.510456][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1333.510500][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1333.510539][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.510583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a3e00 [ 1333.510610][ T32] r4:00000000 [ 1333.510631][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.510689][ T32] r9:83018005 r8:8524a400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1333.510717][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.510762][ T32] r5:00001000 r4:dffcf000 [ 1333.510783][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.510823][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.510876][ T32] r5:852dab8c r4:852da800 [ 1333.510898][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.510967][ T32] r7:dddced40 r6:83018000 r5:852dab8c r4:8529c400 [ 1333.510997][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.511045][ T32] r10:61c88647 r9:8524a400 r8:8529c42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.511073][ T32] r4:8529c400 ** 1 printk messages dropped ** [ 1333.511140][ T32] r10:00000000 r9:8529c400 r8:8027ed34 r7:eaed1e60 r6:85314680 r5:8524a400 ** 9 printk messages dropped ** [ 1333.511626][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1333.512298][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1333.512540][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1333.513053][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 9 printk messages dropped ** [ 1333.546564][ T32] INFO: task kworker/0:292:4463 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1333.547015][ T32] r5:8524bc00 r4:829187f0 [ 1333.547059][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.547328][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1333.547717][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.547767][ T32] r7:dddced40 r6:83018000 r5:852d9f8c r4:8529c480 [ 1333.547814][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.547868][ T32] r10:61c88647 r9:8524bc00 r8:8529c4ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.547895][ T32] r4:8529c480 [ 1333.547916][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.547963][ T32] r10:00000000 r9:8529c480 r8:8027ed34 r7:eaf05e60 r6:85314700 r5:8524bc00 [ 1333.547989][ T32] r4:00000001 [ 1333.548026][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.548069][ T32] Exception stack(0xeaf01fb0 to 0xeaf01ff8) [ 1333.548122][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.548182][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.548218][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.548252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.548278][ T32] r4:852a3800 [ 1333.548707][ T32] INFO: task kworker/0:292:4463 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1333.548748][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.548833][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.548899][ T32] Call trace: [ 1333.548932][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1333.548984][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1333.549011][ T32] r4:00000000 [ 1333.549033][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.549082][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1333.549119][ T32] 1d20: cfcbf000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1333.549161][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1333.549230][ T32] 1d60: 80000013 ffffffff [ 1333.549259][ T32] r5:80000013 r4:80239bd0 [ 1333.549282][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.549335][ T32] r4:82ac11e4 [ 1333.549382][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.549432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1333.549458][ T32] r4:e0421dc0 [ 1333.549480][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.549526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1333.549552][ T32] r4:00000000 [ 1333.549594][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.549646][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1333.549695][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.549753][ T32] r5:00001000 r4:eda69000 [ 1333.549779][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.549820][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.549868][ T32] r5:85d4778c r4:85d47400 [ 1333.549911][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.549974][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1333.550039][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.550139][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.550178][ T32] r4:84ae2180 [ 1333.550199][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.550248][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1333.550275][ T32] r4:00000001 [ 1333.550295][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.550331][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1333.550359][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.550393][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1333.550531][ T32] INFO: task kworker/0:293:4465 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1333.550943][ T32] r5:8524d400 r4:829187f0 [ 1333.550965][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.551283][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1333.551707][ T32] r7:dddced40 r6:83018000 r5:852da38c r4:8529c500 ** 9 printk messages dropped ** [ 1333.552068][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.552701][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1333.553009][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1333.553255][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.563199][ T32] r5:85d4778c r4:85d47400 ** 4 printk messages dropped ** [ 1333.563725][ T32] r4:84ae2180 [ 1333.563751][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.563821][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1333.563857][ T32] r4:00000001 [ 1333.563880][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.563919][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1333.563975][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.564015][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.564046][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.564080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.564106][ T32] r4:84ae0100 [ 1333.564130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.564159][ T32] INFO: task kworker/0:294:4468 blocked for more than 460 seconds. [ 1333.564214][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.564291][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.564339][ T32] task:kworker/0:294 state:D stack:0 pid:4468 tgid:4468 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.564400][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.564448][ T32] Call trace: [ 1333.564505][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1333.564559][ T32] r10:829187f4 r9:eaef1d84 r8:00000002 r7:60000113 r6:eaef1d8c r5:8524b000 [ 1333.564586][ T32] r4:8524b000 [ 1333.564608][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.564672][ T32] r5:8524b000 r4:829187f0 [ 1333.564707][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.564753][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.564802][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef1e08 [ 1333.564856][ T32] r4:00000000 [ 1333.564882][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1333.565189][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1333.565629][ T32] r10:00000000 r9:8529c580 r8:8027ed34 r7:eaf05e60 r6:8529c600 r5:8524b000 ** 9 printk messages dropped ** [ 1333.566409][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1333.567139][ T32] r4:e0421dc0 ** 8 printk messages dropped ** [ 1333.567548][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1333.567949][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1333.567978][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.568044][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.568079][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.568113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.568139][ T32] r4:84ae0100 [ 1333.568161][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.568187][ T32] INFO: task kworker/1:381:4471 blocked for more than 460 seconds. [ 1333.568217][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.568244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.568265][ T32] task:kworker/1:381 state:D stack:0 pid:4471 tgid:4471 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.568360][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.568443][ T32] Call trace: [ 1333.568478][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1333.568527][ T32] r10:829187f4 r9:eaed5d84 r8:00000002 r7:60000113 r6:eaed5d8c r5:844e3c00 [ 1333.568553][ T32] r4:844e3c00 [ 1333.568574][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.568636][ T32] r5:844e3c00 r4:829187f0 [ 1333.568662][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.568727][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.568780][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed5e08 [ 1333.568807][ T32] r4:00000000 [ 1333.568828][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1333.568873][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.569119][ T32] r5:00001000 r4:e07df000 ** 6 printk messages dropped ** [ 1333.569464][ T32] r10:61c88647 r9:844e3c00 r8:8531482c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1333.569814][ T32] r4:85214000 ** 5 printk messages dropped ** [ 1333.570430][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 11 printk messages dropped ** [ 1333.570892][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1333.571153][ T32] r5:00001000 r4:eda69000 ** 7 printk messages dropped ** [ 1333.571468][ T32] r4:84ae2180 ** 5 printk messages dropped ** [ 1333.571687][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.571939][ T32] task:kworker/1:382 state:D stack:0 pid:4472 tgid:4472 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.571984][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.572052][ T32] Call trace: [ 1333.572110][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1333.572158][ T32] r10:829187f4 r9:ead79d84 r8:00000002 r7:60000113 r6:ead79d8c r5:844e4800 [ 1333.572185][ T32] r4:844e4800 [ 1333.572206][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.572256][ T32] r5:844e4800 r4:829187f0 [ 1333.572298][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.572344][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.572393][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead79e08 [ 1333.572419][ T32] r4:00000000 [ 1333.572440][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1333.572479][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1333.572516][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.572569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85214bc0 [ 1333.572622][ T32] r4:00000000 [ 1333.572646][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.572715][ T32] r9:83018205 r8:844e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1333.572764][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.572812][ T32] r5:00001000 r4:eacdb000 [ 1333.572834][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.572883][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.572929][ T32] r5:852e678c r4:852e6400 [ 1333.572964][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.573014][ T32] r7:ddde2d40 r6:83018200 r5:852e678c r4:85314880 [ 1333.573037][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.573084][ T32] r10:61c88647 r9:844e4800 r8:853148ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.573135][ T32] r4:85314880 [ 1333.573182][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.573270][ T32] r10:00000000 r9:85314880 r8:8027ed34 r7:eaed5e60 r6:8529c700 r5:844e4800 [ 1333.602615][ T32] r4:00000001 [ 1333.602804][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.602973][ T32] Exception stack(0xead79fb0 to 0xead79ff8) [ 1333.603059][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.603139][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1333.604143][ T32] r4:85214000 ** 3 printk messages dropped ** [ 1333.605362][ T32] Call trace: ** 7 printk messages dropped ** [ 1333.606143][ T32] 1d60: 80000013 ffffffff ** 7 printk messages dropped ** [ 1333.606889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 12 printk messages dropped ** [ 1333.608061][ T32] r4:84ae2180 ** 5 printk messages dropped ** [ 1333.608554][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.609382][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.609890][ T32] r5:844e6000 r4:829187f0 ** 3 printk messages dropped ** [ 1333.610270][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.610686][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.611201][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1333.611467][ T32] r7:dddced40 r6:83018000 r5:852daf8c r4:8529c780 [ 1333.611548][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.611666][ T32] r10:61c88647 r9:844e6000 r8:8529c7ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.611735][ T32] r4:8529c780 [ 1333.611804][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.611928][ T32] r10:00000000 r9:8529c780 r8:8027ed34 r7:eaef1e60 r6:8529c800 r5:844e6000 [ 1333.612010][ T32] r4:00000001 [ 1333.612067][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.612170][ T32] Exception stack(0xead61fb0 to 0xead61ff8) [ 1333.612253][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.612345][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.612425][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.612492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.612548][ T32] r4:852a3f80 [ 1333.612983][ T32] INFO: task kworker/0:295:4476 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1333.613077][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.613213][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.613358][ T32] Call trace: [ 1333.644398][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1333.644565][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1333.644658][ T32] r4:00000000 [ 1333.644727][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.644826][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1333.644931][ T32] 1d20: d040d000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1333.644998][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1333.645101][ T32] 1d60: 80000013 ffffffff [ 1333.645185][ T32] r5:80000013 r4:80239bd0 [ 1333.645240][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.645336][ T32] r4:82ac11e4 [ 1333.645390][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.645495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 3 printk messages dropped ** [ 1333.645824][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.646466][ T32] r5:85d4778c r4:85d47400 ** 5 printk messages dropped ** [ 1333.646956][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1333.647930][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1333.648469][ T32] r5:844e6c00 r4:829187f0 [ 1333.648492][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.648953][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1333.649461][ T32] r7:dddced40 r6:83018000 r5:852db38c r4:8529c880 ** 8 printk messages dropped ** [ 1333.649864][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1333.650773][ T32] INFO: task kworker/0:296:4477 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1333.650886][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.651020][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.651130][ T32] Call trace: [ 1333.651232][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1333.651348][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1333.651413][ T32] r4:00000000 [ 1333.651469][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.651561][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1333.651631][ T32] 1d20: d040d000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1333.651730][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1333.651824][ T32] 1d60: 80000013 ffffffff [ 1333.651897][ T32] r5:80000013 r4:80239bd0 [ 1333.651950][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.652048][ T32] r4:82ac11e4 [ 1333.652104][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.652203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1333.652284][ T32] r4:e0421dc0 [ 1333.652358][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.652465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1333.652719][ T32] r4:00000000 [ 1333.652885][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.653006][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1333.653068][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.653172][ T32] r5:00001000 r4:eda69000 [ 1333.653227][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.653324][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.677199][ T32] r5:85d4778c r4:85d47400 [ 1333.677302][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.677472][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1333.677532][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.677638][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.677700][ T32] r4:84ae2180 [ 1333.677749][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1333.678415][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.679165][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.679742][ T32] r5:844e3000 r4:829187f0 [ 1333.679819][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.680510][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1333.681528][ T32] r7:dddced40 r6:83018000 r5:852db78c r4:8529c980 ** 9 printk messages dropped ** [ 1333.682391][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1333.699136][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 8 printk messages dropped ** [ 1333.699838][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1333.700201][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1333.701063][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1333.701671][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.701754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.701815][ T32] r4:84ae0100 [ 1333.701880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.701971][ T32] INFO: task kworker/0:298:4481 blocked for more than 460 seconds. [ 1333.702091][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.702157][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.702209][ T32] task:kworker/0:298 state:D stack:0 pid:4481 tgid:4481 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.702310][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.702411][ T32] Call trace: [ 1333.702513][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1333.702632][ T32] r10:829187f4 r9:ead8dd84 r8:00000002 r7:60000013 r6:ead8dd8c r5:8497c800 [ 1333.702725][ T32] r4:8497c800 [ 1333.702787][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.702918][ T32] r5:8497c800 r4:829187f0 [ 1333.702979][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.703074][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.703194][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead8de08 [ 1333.703282][ T32] r4:00000000 [ 1333.703402][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1333.724342][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1333.724578][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.724684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852204c0 [ 1333.724754][ T32] r4:00000000 [ 1333.724810][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.724935][ T32] r9:83018005 r8:8497c800 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1333.725004][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.725107][ T32] r5:00001000 r4:e074f000 [ 1333.725162][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.725283][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.725406][ T32] r5:852dbf8c r4:852dbc00 [ 1333.725468][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.725601][ T32] r7:dddced40 r6:83018000 r5:852dbf8c r4:8529ca80 [ 1333.725671][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.725788][ T32] r10:61c88647 r9:8497c800 r8:8529caac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.725863][ T32] r4:8529ca80 [ 1333.725920][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.726079][ T32] r10:00000000 r9:8529ca80 r8:8027ed34 r7:eaef1e60 r6:8529cb00 r5:8497c800 [ 1333.726146][ T32] r4:00000001 [ 1333.726200][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.726312][ T32] Exception stack(0xead8dfb0 to 0xead8dff8) [ 1333.726391][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.726468][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.726547][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.726631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.726716][ T32] r4:85220280 [ 1333.727466][ T32] INFO: task kworker/0:298:4481 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1333.727569][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.727832][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1333.728267][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.728714][ T32] r5:80000013 r4:80239bd0 ** 7 printk messages dropped ** [ 1333.729363][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.729681][ T32] r5:00001000 r4:eda69000 ** 7 printk messages dropped ** [ 1333.730426][ T32] r4:84ae2180 ** 5 printk messages dropped ** [ 1333.730920][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.730991][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.731059][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.731141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.731226][ T32] r4:84ae0100 [ 1333.731286][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.731385][ T32] INFO: task kworker/0:299:4483 blocked for more than 460 seconds. [ 1333.731473][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.731540][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.731593][ T32] task:kworker/0:299 state:D stack:0 pid:4483 tgid:4483 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.731748][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.731860][ T32] Call trace: [ 1333.732001][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1333.732115][ T32] r10:829187f4 r9:eada9d84 r8:00000002 r7:60000013 r6:eada9d8c r5:85238000 [ 1333.732184][ T32] r4:85238000 ** 1 printk messages dropped ** [ 1333.732352][ T32] r5:85238000 r4:829187f0 [ 1333.732436][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.733015][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1333.761645][ T32] r7:dddced40 r6:83018000 r5:8473ab8c r4:8529cb80 ** 7 printk messages dropped ** [ 1333.762312][ T32] Exception stack(0xeada9fb0 to 0xeada9ff8) ** 6 printk messages dropped ** [ 1333.778834][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1333.780425][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1333.780828][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 9 printk messages dropped ** [ 1333.781701][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1333.782297][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.783072][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.794634][ T32] r5:85238c00 r4:829187f0 ** 3 printk messages dropped ** [ 1333.794952][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.795341][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.795898][ T32] r5:852e4f8c r4:852e4c00 ** 6 printk messages dropped ** [ 1333.796625][ T32] r10:00000000 r9:8529cc00 r8:8027ed34 r7:eada9e60 r6:85314980 r5:85238c00 ** 9 printk messages dropped ** [ 1333.798128][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.798359][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.798502][ T32] Call trace: [ 1333.798687][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1333.798847][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1333.798916][ T32] r4:00000000 [ 1333.798966][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.799054][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1333.799177][ T32] 1d20: d0b35000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1333.799260][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1333.799340][ T32] 1d60: 80000013 ffffffff [ 1333.799417][ T32] r5:80000013 r4:80239bd0 [ 1333.799491][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.799594][ T32] r4:82ac11e4 [ 1333.799646][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.799759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1333.799854][ T32] r4:e0421dc0 [ 1333.799932][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.800161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1333.800255][ T32] r4:00000000 [ 1333.800340][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.800454][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1333.800540][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.800718][ T32] r5:00001000 r4:eda69000 [ 1333.800783][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.800887][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.801006][ T32] r5:85d4778c r4:85d47400 [ 1333.801065][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.801178][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1333.801258][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.801393][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.801528][ T32] r4:84ae2180 [ 1333.801601][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.801713][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1333.801800][ T32] r4:00000001 [ 1333.801863][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.801944][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1333.802130][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.802216][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.802294][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.802390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.802483][ T32] r4:84ae0100 [ 1333.802574][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.802647][ T32] INFO: task kworker/0:301:4487 blocked for more than 460 seconds. [ 1333.802742][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.802810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.802893][ T32] task:kworker/0:301 state:D stack:0 pid:4487 tgid:4487 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.803015][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.803123][ T32] Call trace: [ 1333.803200][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1333.803309][ T32] r10:829187f4 r9:eaf35d84 r8:00000002 r7:60000013 r6:eaf35d8c r5:85239800 [ 1333.844100][ T32] r4:85239800 [ 1333.844292][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.844444][ T32] r5:85239800 r4:829187f0 [ 1333.844590][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1333.844943][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1333.845706][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1333.846850][ T32] r10:00000000 r9:8529cc80 r8:8027ed34 r7:eadd9e60 r6:85314a00 r5:85239800 ** 9 printk messages dropped ** [ 1333.847983][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1333.849773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 11 printk messages dropped ** [ 1333.850996][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1333.852009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1333.853261][ T32] r4:8523a400 ** 1 printk messages dropped ** [ 1333.867533][ T32] r5:8523a400 r4:829187f0 ** 3 printk messages dropped ** [ 1333.868031][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.868560][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.868852][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.868998][ T32] r5:00001000 r4:e8951000 [ 1333.869072][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.869178][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.869290][ T32] r5:852e478c r4:852e4400 [ 1333.869374][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.869497][ T32] r7:dddced40 r6:83018000 r5:852e478c r4:8529cd00 [ 1333.869561][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.869673][ T32] r10:61c88647 r9:8523a400 r8:8529cd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.869743][ T32] r4:8529cd00 [ 1333.869824][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.869945][ T32] r10:00000000 r9:8529cd00 r8:8027ed34 r7:eadd9e60 r6:85314a80 r5:8523a400 [ 1333.870044][ T32] r4:00000001 [ 1333.870110][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.870205][ T32] Exception stack(0xeaf3dfb0 to 0xeaf3dff8) [ 1333.870357][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.870455][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.870540][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.870614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.870669][ T32] r4:852207c0 [ 1333.871519][ T32] INFO: task kworker/0:302:4489 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1333.871623][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.871802][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.871952][ T32] Call trace: [ 1333.872050][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1333.872176][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1333.872245][ T32] r4:00000000 [ 1333.872315][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.872431][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1333.872517][ T32] 1d20: d0de8000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1333.872620][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1333.872691][ T32] 1d60: 80000013 ffffffff [ 1333.872747][ T32] r5:80000013 r4:80239bd0 [ 1333.872801][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.872911][ T32] r4:82ac11e4 [ 1333.872956][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1333.873094][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1333.897696][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1333.898624][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1333.899252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1333.900243][ T32] r4:8523bc00 ** 1 printk messages dropped ** [ 1333.900403][ T32] r5:8523bc00 r4:829187f0 ** 2 printk messages dropped ** [ 1333.900649][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf41e08 ** 9 printk messages dropped ** [ 1333.901539][ T32] r5:00001000 r4:e8977000 ** 6 printk messages dropped ** [ 1333.902237][ T32] r10:61c88647 r9:8523bc00 r8:8529cdac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1333.903016][ T32] r4:852207c0 ** 5 printk messages dropped ** [ 1333.923027][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 10 printk messages dropped ** [ 1333.929349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 12 printk messages dropped ** [ 1333.930496][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 10 printk messages dropped ** [ 1333.931484][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1333.932625][ T32] r10:829187f4 r9:eaf4dd84 r8:00000002 r7:60000113 r6:eaf4dd8c r5:8523b000 ** 4 printk messages dropped ** [ 1333.932995][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.949740][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1333.950546][ T32] r4:8529ce00 ** 6 printk messages dropped ** [ 1333.951170][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1333.953020][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 5 printk messages dropped ** [ 1333.974535][ T32] r4:82ac11e4 [ 1333.974603][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.974712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1333.974777][ T32] r4:e0421dc0 [ 1333.974825][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.974955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1333.975023][ T32] r4:00000000 [ 1333.975072][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.975186][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1333.975248][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.975356][ T32] r5:00001000 r4:eda69000 [ 1333.975431][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.975553][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.975662][ T32] r5:85d4778c r4:85d47400 [ 1333.975720][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.975831][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1333.975919][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.976058][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.976156][ T32] r4:84ae2180 [ 1333.976217][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.976326][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1333.976388][ T32] r4:00000001 [ 1333.976440][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.976530][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1333.976603][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.976679][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.976774][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.976857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.976933][ T32] r4:84ae0100 [ 1333.976990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.977050][ T32] INFO: task kworker/0:305:4494 blocked for more than 460 seconds. [ 1333.977091][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.977130][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.977155][ T32] task:kworker/0:305 state:D stack:0 pid:4494 tgid:4494 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.977221][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.977371][ T32] Call trace: [ 1333.977414][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1333.977471][ T32] r10:829187f4 r9:eaf51d84 r8:00000002 r7:60000113 r6:eaf51d8c r5:8523c800 [ 1333.977499][ T32] r4:8523c800 [ 1333.977521][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.977565][ T32] r5:8523c800 r4:829187f0 [ 1333.977761][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.977861][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.977918][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf51e08 [ 1333.977978][ T32] r4:00000000 [ 1333.978066][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1333.978126][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1333.978171][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1333.978217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cf180 [ 1333.978246][ T32] r4:00000000 [ 1333.978269][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1333.978317][ T32] r9:83018005 r8:8523c800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.978344][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.978389][ T32] r5:00001000 r4:eacb9000 [ 1333.978412][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1333.978455][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.978928][ T32] r5:852e5f8c r4:852e5c00 [ 1333.979035][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.979091][ T32] r7:dddced40 r6:83018000 r5:852e5f8c r4:8529ce80 [ 1333.979152][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.979235][ T32] r10:61c88647 r9:8523c800 r8:8529ceac r7:82804d40 r6:dddced40 r5:dddced60 ** 2 printk messages dropped ** [ 1333.979755][ T32] r10:00000000 r9:8529ce80 r8:8027ed34 r7:eaf4de60 r6:85314c00 r5:8523c800 ** 9 printk messages dropped ** [ 1333.981197][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1333.982650][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1333.983160][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1334.005867][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1334.006437][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.006534][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.006636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.006698][ T32] r4:84ae0100 [ 1334.006750][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.006809][ T32] INFO: task kworker/0:306:4497 blocked for more than 460 seconds. [ 1334.006880][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.006945][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.007002][ T32] task:kworker/0:306 state:D stack:0 pid:4497 tgid:4497 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.007178][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.007291][ T32] Call trace: [ 1334.007388][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1334.007511][ T32] r10:829187f4 r9:eaf5dd84 r8:00000002 r7:60000013 r6:eaf5dd8c r5:8523d400 [ 1334.007574][ T32] r4:8523d400 [ 1334.007627][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.007721][ T32] r5:8523d400 r4:829187f0 [ 1334.007801][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.007894][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.008023][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf5de08 [ 1334.008085][ T32] r4:00000000 [ 1334.008142][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1334.008235][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1334.008345][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.008447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85220d80 [ 1334.008521][ T32] r4:00000000 [ 1334.008575][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.008695][ T32] r9:83018005 r8:8523d400 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1334.008773][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.008871][ T32] r5:00001000 r4:eab35000 [ 1334.008919][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1334.009008][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.009114][ T32] r5:852e578c r4:852e5400 [ 1334.009166][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.009265][ T32] r7:dddced40 r6:83018000 r5:852e578c r4:8529cf00 [ 1334.009320][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.009415][ T32] r10:61c88647 r9:8523d400 r8:8529cf2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.009474][ T32] r4:8529cf00 ** 1 printk messages dropped ** [ 1334.009624][ T32] r10:00000000 r9:8529cf00 r8:8027ed34 r7:eaf51e60 r6:85314c80 r5:8523d400 ** 9 printk messages dropped ** [ 1334.011046][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1334.012524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1334.012582][ T32] r4:e0421dc0 [ 1334.012632][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.012730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1334.012793][ T32] r4:00000000 [ 1334.012845][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.012961][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1334.013020][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.013130][ T32] r5:00001000 r4:eda69000 [ 1334.013186][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1334.013361][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.033018][ T32] r5:85d4778c r4:85d47400 [ 1334.033075][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.033169][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1334.033196][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.033247][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.033275][ T32] r4:84ae2180 [ 1334.033296][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.033845][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1334.033883][ T32] r4:00000001 [ 1334.033906][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.033968][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1334.034048][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.034090][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.034156][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.034225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1334.034760][ T32] r10:829187f4 r9:eaf65d84 r8:00000002 r7:60000013 r6:eaf65d8c r5:838b6c00 ** 2 printk messages dropped ** [ 1334.034856][ T32] r5:838b6c00 r4:829187f0 ** 3 printk messages dropped ** [ 1334.034996][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.035342][ T32] r9:83018005 r8:838b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 ** 9 printk messages dropped ** [ 1334.035764][ T32] r4:8529cf80 ** 6 printk messages dropped ** [ 1334.036081][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1334.037014][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 8 printk messages dropped ** [ 1334.037508][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1334.037717][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1334.038482][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 9 printk messages dropped ** [ 1334.038809][ T32] task:kworker/0:308 state:D stack:0 pid:4501 tgid:4501 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1334.039713][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1334.040605][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1334.041648][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.042838][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 11 printk messages dropped ** [ 1334.084990][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1334.085494][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1334.086514][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 12 printk messages dropped ** [ 1334.087678][ T32] task:kworker/0:309 state:D stack:0 pid:4502 tgid:4502 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.087828][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.087959][ T32] Call trace: [ 1334.088056][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1334.088179][ T32] r10:829187f4 r9:eaf6dd84 r8:00000002 r7:60000113 r6:eaf6dd8c r5:8523e000 [ 1334.088242][ T32] r4:8523e000 [ 1334.088298][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.088390][ T32] r5:8523e000 r4:829187f0 [ 1334.088456][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.088551][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.088655][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf6de08 [ 1334.088714][ T32] r4:00000000 [ 1334.088799][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1334.088901][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1334.089010][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.089140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85202480 [ 1334.089208][ T32] r4:00000000 [ 1334.089257][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.089383][ T32] r9:83018005 r8:8523e000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1334.089451][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.089549][ T32] r5:00001000 r4:eace9000 [ 1334.089600][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1334.089685][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.089783][ T32] r5:852e6b8c r4:852e6800 [ 1334.089829][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.089930][ T32] r7:dddced40 r6:83018000 r5:852e6b8c r4:851ff080 [ 1334.089985][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.090150][ T32] r10:61c88647 r9:8523e000 r8:851ff0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.090228][ T32] r4:851ff080 [ 1334.090279][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.090377][ T32] r10:00000000 r9:851ff080 r8:8027ed34 r7:eaf69e60 r6:851ff100 r5:8523e000 [ 1334.090441][ T32] r4:00000001 [ 1334.090507][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.090627][ T32] Exception stack(0xeaf6dfb0 to 0xeaf6dff8) [ 1334.090710][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.090787][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.090863][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.090940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.090999][ T32] r4:85220400 [ 1334.091798][ T32] INFO: task kworker/0:309:4502 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1334.091897][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.092034][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.092152][ T32] Call trace: [ 1334.092228][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1334.092344][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1334.092409][ T32] r4:00000000 [ 1334.092479][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.092676][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1334.092782][ T32] 1d20: d19fc000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1334.092873][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1334.092945][ T32] 1d60: 80000013 ffffffff [ 1334.093012][ T32] r5:80000013 r4:80239bd0 [ 1334.093067][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.093204][ T32] r4:82ac11e4 [ 1334.093275][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.107921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1334.108137][ T32] r4:e0421dc0 [ 1334.108199][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.108344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1334.108408][ T32] r4:00000000 [ 1334.108461][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.108573][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1334.108700][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.108807][ T32] r5:00001000 r4:eda69000 ** 2 printk messages dropped ** [ 1334.109069][ T32] r5:85d4778c r4:85d47400 ** 7 printk messages dropped ** [ 1334.109801][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.110313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1334.111400][ T32] r4:8524c800 ** 1 printk messages dropped ** [ 1334.111564][ T32] r5:8524c800 r4:829187f0 ** 6 printk messages dropped ** [ 1334.112147][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1334.113142][ T32] r7:ddde2d40 r6:83018200 r5:8527738c r4:85314e00 ** 9 printk messages dropped ** [ 1334.130371][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.131611][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1334.132071][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1334.132188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1334.132262][ T32] r4:e0421dc0 [ 1334.132467][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.132518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1334.132605][ T32] r4:00000000 [ 1334.132960][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.133015][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1334.133114][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.133302][ T32] r5:00001000 r4:eda69000 [ 1334.133409][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1334.146900][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.146999][ T32] r5:85d4778c r4:85d47400 [ 1334.147026][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.147146][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1334.147179][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.147588][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.147683][ T32] r4:84ae2180 [ 1334.147717][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.147768][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1334.147819][ T32] r4:00000001 [ 1334.147842][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.147882][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1334.148125][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.148168][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.148242][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.148281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.148554][ T32] r4:84ae0100 ** 3 printk messages dropped ** [ 1334.148774][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1334.149466][ T32] r5:8524ec00 r4:829187f0 [ 1334.149506][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1334.150203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85202540 ** 11 printk messages dropped ** [ 1334.150971][ T32] r10:61c88647 r9:8524ec00 r8:851ff22c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1334.151476][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1334.152601][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1334.152700][ T32] 1d20: d1dd5000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1334.152738][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1334.152766][ T32] 1d60: 80000013 ffffffff [ 1334.152792][ T32] r5:80000013 r4:80239bd0 [ 1334.152815][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.152859][ T32] r4:82ac11e4 [ 1334.153081][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.153140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1334.153232][ T32] r4:e0421dc0 [ 1334.153259][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.153305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1334.153412][ T32] r4:00000000 [ 1334.174386][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.174529][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1334.174643][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.174701][ T32] r5:00001000 r4:eda69000 [ 1334.174753][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1334.174855][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.174937][ T32] r5:85d4778c r4:85d47400 [ 1334.174976][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.175063][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1334.175108][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.175164][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.175192][ T32] r4:84ae2180 [ 1334.175214][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.175263][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1334.175292][ T32] r4:00000001 [ 1334.175315][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.175381][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 3 printk messages dropped ** [ 1334.175582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1334.176120][ T32] r4:8524e000 ** 1 printk messages dropped ** [ 1334.176186][ T32] r5:8524e000 r4:829187f0 ** 1 printk messages dropped ** [ 1334.176283][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.176731][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1334.177239][ T32] r10:00000000 r9:851ff300 r8:8027ed34 r7:eaf29e60 r6:851ff380 r5:8524e000 ** 9 printk messages dropped ** [ 1334.178153][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1334.179384][ T32] r4:e0421dc0 ** 8 printk messages dropped ** [ 1334.180507][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1334.181540][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 6 printk messages dropped ** [ 1334.181947][ T32] INFO: task kworker/0:312:4512 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1334.183343][ T32] r5:85249800 r4:829187f0 ** 3 printk messages dropped ** [ 1334.211726][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1334.212439][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1334.213045][ T32] r4:851ff400 ** 6 printk messages dropped ** [ 1334.213486][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1334.225168][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 8 printk messages dropped ** [ 1334.225728][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1334.226275][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1334.226934][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 11 printk messages dropped ** [ 1334.227518][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1334.228039][ T32] r4:844e0c00 [ 1334.228067][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.228119][ T32] r5:844e0c00 r4:829187f0 [ 1334.228141][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.228188][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.228503][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf79e08 [ 1334.228536][ T32] r4:00000000 [ 1334.228558][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1334.228599][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1334.228637][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.228864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85202ac0 [ 1334.228895][ T32] r4:00000000 [ 1334.229199][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.229495][ T32] r9:83018005 r8:844e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1334.229527][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.229577][ T32] r5:00001000 r4:ead29000 [ 1334.229647][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1334.229693][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.229738][ T32] r5:852e7b8c r4:852e7800 [ 1334.229829][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.230047][ T32] r7:dddced40 r6:83018000 r5:852e7b8c r4:851ff500 [ 1334.230079][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.230135][ T32] r10:61c88647 r9:844e0c00 r8:851ff52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.230162][ T32] r4:851ff500 [ 1334.230183][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.230231][ T32] r10:00000000 r9:851ff500 r8:8027ed34 r7:eaf59e60 r6:851ff580 r5:844e0c00 [ 1334.230258][ T32] r4:00000001 [ 1334.230279][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.230332][ T32] Exception stack(0xeaf79fb0 to 0xeaf79ff8) [ 1334.230366][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.230416][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.230574][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.230612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.230639][ T32] r4:85202880 [ 1334.230892][ T32] INFO: task kworker/0:313:4513 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1334.230931][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.230993][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.231218][ T32] Call trace: [ 1334.231254][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1334.231667][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1334.231700][ T32] r4:00000000 [ 1334.231771][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.231815][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1334.231849][ T32] 1d20: d2b91000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1334.231883][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1334.231911][ T32] 1d60: 80000013 ffffffff [ 1334.231937][ T32] r5:80000013 r4:80239bd0 [ 1334.231973][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.232020][ T32] r4:82ac11e4 [ 1334.232105][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.232398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1334.232431][ T32] r4:e0421dc0 [ 1334.232764][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.232817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 4 printk messages dropped ** [ 1334.233144][ T32] r5:00001000 r4:eda69000 ** 6 printk messages dropped ** [ 1334.258147][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 11 printk messages dropped ** [ 1334.259313][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1334.260562][ T32] r5:844e5400 r4:829187f0 ** 1 printk messages dropped ** [ 1334.260628][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.261206][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1334.262265][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.262673][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.284741][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1334.285049][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1334.285319][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.285627][ T32] r5:85d4778c r4:85d47400 ** 5 printk messages dropped ** [ 1334.285856][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1334.286336][ T32] INFO: task kworker/0:315:4517 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1334.286765][ T32] r5:85130000 r4:829187f0 ** 2 printk messages dropped ** [ 1334.286955][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf81e08 ** 9 printk messages dropped ** [ 1334.287365][ T32] r5:00001000 r4:ead47000 ** 6 printk messages dropped ** [ 1334.287636][ T32] r10:61c88647 r9:85130000 r8:851ff72c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1334.288497][ T32] r4:85202bc0 [ 1334.288912][ T32] INFO: task kworker/0:315:4517 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1334.288952][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.289014][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.289115][ T32] Call trace: [ 1334.289148][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1334.289202][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1334.289230][ T32] r4:00000000 [ 1334.289252][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.289320][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1334.289385][ T32] 1d20: d3268000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1334.289422][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1334.289452][ T32] 1d60: 80000013 ffffffff [ 1334.289478][ T32] r5:80000013 r4:80239bd0 [ 1334.289500][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.289546][ T32] r4:82ac11e4 [ 1334.289595][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.289661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1334.289732][ T32] r4:e0421dc0 [ 1334.289758][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.289805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1334.289892][ T32] r4:00000000 [ 1334.289918][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.289979][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1334.290028][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.290078][ T32] r5:00001000 r4:eda69000 [ 1334.290106][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1334.290150][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.290194][ T32] r5:85d4778c r4:85d47400 [ 1334.290216][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.290266][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1334.290306][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.290371][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.290413][ T32] r4:84ae2180 [ 1334.290437][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.290486][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1334.290543][ T32] r4:00000001 [ 1334.290567][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.290606][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1334.290647][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.290684][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.290745][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.290800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.290861][ T32] r4:84ae0100 [ 1334.290916][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.290945][ T32] INFO: task kworker/0:316:4519 blocked for more than 460 seconds. [ 1334.290977][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.291006][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.291057][ T32] task:kworker/0:316 state:D stack:0 pid:4519 tgid:4519 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.291144][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.291198][ T32] Call trace: [ 1334.291244][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1334.291297][ T32] r10:829187f4 r9:eaf85d84 r8:00000002 r7:60000113 r6:eaf85d8c r5:85130c00 [ 1334.291325][ T32] r4:85130c00 [ 1334.291404][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.291451][ T32] r5:85130c00 r4:829187f0 [ 1334.291473][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.291514][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1334.291601][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.291911][ T32] r9:83018005 r8:85130c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 ** 8 printk messages dropped ** [ 1334.292347][ T32] r10:61c88647 r9:85130c00 r8:851ff82c r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1334.293029][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1334.316301][ T32] r4:e0421dc0 ** 8 printk messages dropped ** [ 1334.316889][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1334.318081][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.318726][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.319084][ T32] r5:85131800 r4:829187f0 ** 6 printk messages dropped ** [ 1334.319381][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1334.319827][ T32] r5:852ed38c r4:852ed000 ** 7 printk messages dropped ** [ 1334.320194][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1334.320554][ T32] r4:85202f40 ** 2 printk messages dropped ** [ 1334.321099][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1334.321707][ T32] r5:80000013 r4:80239bd0 ** 7 printk messages dropped ** [ 1334.322155][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1334.322463][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1334.323051][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1334.323175][ T32] INFO: task kworker/0:318:4523 blocked for more than 460 seconds. [ 1334.323224][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.323256][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.323279][ T32] task:kworker/0:318 state:D stack:0 pid:4523 tgid:4523 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.323325][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.351791][ T32] Call trace: [ 1334.352036][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1334.352130][ T32] r10:829187f4 r9:eaf8dd84 r8:00000002 r7:60000013 r6:eaf8dd8c r5:85132400 [ 1334.352198][ T32] r4:85132400 [ 1334.352382][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.352434][ T32] r5:85132400 r4:829187f0 [ 1334.352462][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.352508][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.352558][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf8de08 [ 1334.352585][ T32] r4:00000000 [ 1334.352607][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1334.352646][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1334.352689][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.352734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852021c0 [ 1334.352762][ T32] r4:00000000 [ 1334.352813][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.352908][ T32] r9:83018005 r8:85132400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1334.352943][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.352995][ T32] r5:00001000 r4:ead69000 [ 1334.353031][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1334.353079][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.353164][ T32] r5:852ecb8c r4:852ec800 [ 1334.353218][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.353275][ T32] r7:dddced40 r6:83018000 r5:852ecb8c r4:851ffa00 [ 1334.353301][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.353988][ T32] r10:61c88647 r9:85132400 r8:851ffa2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.354091][ T32] r4:851ffa00 [ 1334.354164][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.354247][ T32] r10:00000000 r9:851ffa00 r8:8027ed34 r7:eaf89e60 r6:851ffa80 r5:85132400 [ 1334.354277][ T32] r4:00000001 [ 1334.354312][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.354357][ T32] Exception stack(0xeaf8dfb0 to 0xeaf8dff8) [ 1334.354391][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.354426][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.354457][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.354491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.354548][ T32] r4:85214e00 [ 1334.354961][ T32] INFO: task kworker/0:318:4523 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1334.355003][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.355075][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.355135][ T32] Call trace: [ 1334.355230][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1334.355317][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1334.355349][ T32] r4:00000000 [ 1334.355372][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.355441][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1334.355478][ T32] 1d20: d3722000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1334.355513][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1334.355799][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1334.356182][ T32] r5:00001000 r4:eda69000 ** 7 printk messages dropped ** [ 1334.356470][ T32] r4:84ae2180 ** 5 printk messages dropped ** [ 1334.356660][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.357073][ T32] task:kworker/0:319 state:D stack:0 pid:4525 tgid:4525 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1334.357599][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf91e08 ** 8 printk messages dropped ** [ 1334.357954][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1334.358525][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.358675][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.359329][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1334.359613][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1334.359846][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.360147][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1334.360670][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.361475][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.361728][ T32] r5:85133c00 r4:829187f0 [ 1334.361779][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.361837][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.361893][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf95e08 [ 1334.361919][ T32] r4:00000000 [ 1334.361940][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1334.361981][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1334.362115][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.362260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85171240 [ 1334.362319][ T32] r4:00000000 [ 1334.362365][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.362418][ T32] r9:83018005 r8:85133c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1334.362446][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.362491][ T32] r5:00001000 r4:eadad000 [ 1334.362558][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1334.362605][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.362649][ T32] r5:852ed78c r4:852ed400 [ 1334.362671][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.362717][ T32] r7:dddced40 r6:83018000 r5:852ed78c r4:851ffc00 [ 1334.362774][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.362891][ T32] r10:61c88647 r9:85133c00 r8:851ffc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.362959][ T32] r4:851ffc00 [ 1334.362984][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.363033][ T32] r10:00000000 r9:851ffc00 r8:8027ed34 r7:eaf89e60 r6:851ffc80 r5:85133c00 [ 1334.363060][ T32] r4:00000001 [ 1334.363081][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.363128][ T32] Exception stack(0xeaf95fb0 to 0xeaf95ff8) [ 1334.363158][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.363192][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.363234][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.363267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.363350][ T32] r4:85171100 [ 1334.397324][ T32] INFO: task kworker/0:320:4527 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1334.397412][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.397829][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.398068][ T32] Call trace: [ 1334.398122][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1334.398189][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1334.398219][ T32] r4:00000000 [ 1334.398241][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.398283][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1334.398317][ T32] 1d20: d3c31000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1334.398381][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1334.398415][ T32] 1d60: 80000013 ffffffff [ 1334.398442][ T32] r5:80000013 r4:80239bd0 [ 1334.398465][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.398512][ T32] r4:82ac11e4 [ 1334.398535][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.398580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 2 printk messages dropped ** [ 1334.398856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 11 printk messages dropped ** [ 1334.399986][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1334.401169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1334.402439][ T32] r5:85134800 r4:829187f0 ** 1 printk messages dropped ** [ 1334.402748][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1334.417144][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1334.417922][ T32] r7:dddced40 r6:83018000 r5:852edf8c r4:851ffd00 ** 9 printk messages dropped ** [ 1334.419190][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.421033][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1334.421784][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1334.422143][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.442386][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1334.442794][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.442855][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1334.442880][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.442931][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.443003][ T32] r4:84ae2180 [ 1334.443030][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.443082][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1334.443388][ T32] r4:00000001 [ 1334.448739][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.448813][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1334.448852][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.448948][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.448987][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.449024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.449052][ T32] r4:84ae0100 [ 1334.449077][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.449114][ T32] INFO: task kworker/0:322:4531 blocked for more than 460 seconds. [ 1334.449152][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.449211][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.449240][ T32] task:kworker/0:322 state:D stack:0 pid:4531 tgid:4531 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.449391][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.449476][ T32] Call trace: [ 1334.449535][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1334.449620][ T32] r10:829187f4 r9:eaf9dd84 r8:00000002 r7:60000013 r6:eaf9dd8c r5:85135400 [ 1334.449693][ T32] r4:85135400 [ 1334.449746][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.449800][ T32] r5:85135400 r4:829187f0 [ 1334.449824][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.449866][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.449916][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf9de08 [ 1334.449943][ T32] r4:00000000 [ 1334.449965][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1334.450043][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1334.450098][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.450150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851713c0 [ 1334.450190][ T32] r4:00000000 [ 1334.450216][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.450267][ T32] r9:83018005 r8:85135400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1334.450294][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.450338][ T32] r5:00001000 r4:eadb7000 [ 1334.450360][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1334.450402][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.450474][ T32] r5:852edb8c r4:852ed800 [ 1334.450503][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.450553][ T32] r7:dddced40 r6:83018000 r5:852edb8c r4:851ffe00 [ 1334.450577][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.450626][ T32] r10:61c88647 r9:85135400 r8:851ffe2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.450683][ T32] r4:851ffe00 [ 1334.450709][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.450758][ T32] r10:00000000 r9:851ffe00 r8:8027ed34 r7:eaf99e60 r6:851ffe80 r5:85135400 [ 1334.450813][ T32] r4:00000001 [ 1334.450837][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.450876][ T32] Exception stack(0xeaf9dfb0 to 0xeaf9dff8) [ 1334.450905][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.451481][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1334.452242][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1334.452508][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1334.452877][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1334.453228][ T32] INFO: task kworker/0:323:4533 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1334.467055][ T32] r5:85136000 r4:829187f0 ** 2 printk messages dropped ** [ 1334.467185][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa1e08 ** 8 printk messages dropped ** [ 1334.467662][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1334.468299][ T32] r10:00000000 r9:851fff00 r8:8027ed34 r7:eaf99e60 r6:851fff80 r5:85136000 ** 9 printk messages dropped ** [ 1334.469057][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1334.469900][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1334.470284][ T32] r5:00001000 r4:eda69000 ** 7 printk messages dropped ** [ 1334.470779][ T32] r4:84ae2180 ** 5 printk messages dropped ** [ 1334.471094][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1334.471272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.471304][ T32] r4:84ae0100 [ 1334.471328][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.471371][ T32] INFO: task kworker/0:324:4534 blocked for more than 460 seconds. [ 1334.471409][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.471494][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.471520][ T32] task:kworker/0:324 state:D stack:0 pid:4534 tgid:4534 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.471600][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.471668][ T32] Call trace: [ 1334.471729][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1334.471783][ T32] r10:829187f4 r9:eaf75d84 r8:00000002 r7:60000013 r6:eaf75d8c r5:85120000 [ 1334.471811][ T32] r4:85120000 [ 1334.471833][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.471876][ T32] r5:85120000 r4:829187f0 [ 1334.471925][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.471970][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.472021][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf75e08 [ 1334.472048][ T32] r4:00000000 [ 1334.472069][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1334.472116][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1334.472156][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.472235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851716c0 [ 1334.472266][ T32] r4:00000000 [ 1334.472316][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.472367][ T32] r9:83018005 r8:85120000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1334.472393][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.472437][ T32] r5:00001000 r4:eaddb000 [ 1334.472460][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1334.472505][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.472598][ T32] r5:852ee38c r4:852ee000 [ 1334.472626][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.472688][ T32] r7:dddced40 r6:83018000 r5:852ee38c r4:85169000 [ 1334.472743][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.472797][ T32] r10:61c88647 r9:85120000 r8:8516902c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.472824][ T32] r4:85169000 [ 1334.472898][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.472974][ T32] r10:00000000 r9:85169000 r8:8027ed34 r7:eafa1e60 r6:85169080 r5:85120000 [ 1334.473005][ T32] r4:00000001 [ 1334.473028][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.473097][ T32] Exception stack(0xeaf75fb0 to 0xeaf75ff8) [ 1334.473140][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.499531][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.500114][ T32] 1d60: 80000013 ffffffff ** 7 printk messages dropped ** [ 1334.500536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 12 printk messages dropped ** [ 1334.501216][ T32] r4:84ae2180 ** 8 printk messages dropped ** [ 1334.501540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1334.502321][ T32] r4:85120c00 ** 1 printk messages dropped ** [ 1334.502387][ T32] r5:85120c00 r4:829187f0 ** 3 printk messages dropped ** [ 1334.502547][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1334.511007][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1334.511671][ T32] Exception stack(0xeafa5fb0 to 0xeafa5ff8) ** 7 printk messages dropped ** [ 1334.512586][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1334.513050][ T32] r5:80000013 r4:80239bd0 ** 4 printk messages dropped ** [ 1334.531078][ T32] r4:e0421dc0 ** 8 printk messages dropped ** [ 1334.531551][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1334.532137][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1334.532495][ T32] task:kworker/0:326 state:D stack:0 pid:4539 tgid:4539 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.532559][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.532607][ T32] Call trace: [ 1334.532641][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1334.532694][ T32] r10:829187f4 r9:eafa9d84 r8:00000002 r7:60000113 r6:eafa9d8c r5:85121800 [ 1334.532734][ T32] r4:85121800 [ 1334.532761][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.532805][ T32] r5:85121800 r4:829187f0 [ 1334.532848][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.532896][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.532945][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa9e08 [ 1334.532971][ T32] r4:00000000 [ 1334.532993][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1334.533032][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1334.533070][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.533195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85171e00 [ 1334.533256][ T32] r4:00000000 [ 1334.533294][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.533406][ T32] r9:83018005 r8:85121800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1334.536167][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.536318][ T32] r5:00001000 r4:eaf25000 [ 1334.536350][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1334.536395][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.536480][ T32] r5:852ef38c r4:852ef000 [ 1334.536530][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.536585][ T32] r7:dddced40 r6:83018000 r5:852ef38c r4:85169200 [ 1334.536637][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.536726][ T32] r10:61c88647 r9:85121800 r8:8516922c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.536757][ T32] r4:85169200 [ 1334.536781][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.536831][ T32] r10:00000000 r9:85169200 r8:8027ed34 r7:eafa5e60 r6:85169280 r5:85121800 [ 1334.536859][ T32] r4:00000001 [ 1334.536880][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.536918][ T32] Exception stack(0xeafa9fb0 to 0xeafa9ff8) [ 1334.536949][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.536982][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.537078][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.537156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.537186][ T32] r4:85171940 [ 1334.537632][ T32] INFO: task kworker/0:326:4539 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1334.537678][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.537787][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.537838][ T32] Call trace: [ 1334.537873][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1334.537929][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1334.538046][ T32] r4:00000000 [ 1334.538077][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.538126][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1334.538160][ T32] 1d20: d4968000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1334.538193][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1334.538233][ T32] 1d60: 80000013 ffffffff [ 1334.538267][ T32] r5:80000013 r4:80239bd0 [ 1334.538318][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.538367][ T32] r4:82ac11e4 [ 1334.538418][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.538468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1334.538497][ T32] r4:e0421dc0 [ 1334.538519][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.538565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1334.538593][ T32] r4:00000000 [ 1334.538629][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.538681][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1334.538765][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.538815][ T32] r5:00001000 r4:eda69000 [ 1334.538839][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1334.538880][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.538924][ T32] r5:85d4778c r4:85d47400 [ 1334.538947][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.538997][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1334.539021][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1334.539094][ T32] r4:84ae2180 ** 8 printk messages dropped ** [ 1334.539541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1334.539946][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.539991][ T32] Call trace: [ 1334.540025][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1334.540075][ T32] r10:829187f4 r9:eafb1d84 r8:00000002 r7:60000013 r6:eafb1d8c r5:85123000 [ 1334.540109][ T32] r4:85123000 [ 1334.540133][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.540176][ T32] r5:85123000 r4:829187f0 [ 1334.540198][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.540239][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.540288][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb1e08 [ 1334.540316][ T32] r4:00000000 [ 1334.540338][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1334.540378][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1334.541037][ T32] r7:dddced40 r6:83018000 r5:852eef8c r4:85169300 ** 14 printk messages dropped ** [ 1334.542095][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1334.543199][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1334.566864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1334.567162][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.567457][ T32] r5:85123c00 r4:829187f0 ** 1 printk messages dropped ** [ 1334.567548][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.567599][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafade08 [ 1334.567626][ T32] r4:00000000 [ 1334.567649][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1334.567717][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1334.567768][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.567841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85171f00 [ 1334.567944][ T32] r4:00000000 [ 1334.567970][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.568052][ T32] r9:83018005 r8:85123c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1334.568084][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.568166][ T32] r5:00001000 r4:dfa21000 [ 1334.568228][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1334.568311][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.568361][ T32] r5:852ef78c r4:852ef400 [ 1334.568384][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.568431][ T32] r7:dddced40 r6:83018000 r5:852ef78c r4:85169400 [ 1334.568455][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.568503][ T32] r10:61c88647 r9:85123c00 r8:8516942c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.568529][ T32] r4:85169400 [ 1334.568550][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.568596][ T32] r10:00000000 r9:85169400 r8:8027ed34 r7:eafa9e60 r6:85169480 r5:85123c00 [ 1334.568624][ T32] r4:00000001 [ 1334.568675][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.568717][ T32] Exception stack(0xeafadfb0 to 0xeafadff8) [ 1334.568774][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.568819][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.568918][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.568956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.568985][ T32] r4:8515d100 [ 1334.569395][ T32] INFO: task kworker/0:328:4548 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1334.569437][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1334.570147][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1334.570630][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.570952][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.570996][ T32] r5:85d4778c r4:85d47400 [ 1334.571019][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.571095][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1334.571129][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.571179][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.571206][ T32] r4:84ae2180 [ 1334.571230][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.571277][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1334.571323][ T32] r4:00000001 [ 1334.571348][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.571386][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1334.571415][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.571463][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.571499][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.571880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.571913][ T32] r4:84ae0100 [ 1334.571978][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.572008][ T32] INFO: task kworker/0:329:4549 blocked for more than 461 seconds. [ 1334.572140][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.572220][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.572245][ T32] task:kworker/0:329 state:D stack:0 pid:4549 tgid:4549 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.572293][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.572336][ T32] Call trace: [ 1334.572398][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1334.572480][ T32] r10:829187f4 r9:eae3dd84 r8:00000002 r7:60000113 r6:eae3dd8c r5:85124800 [ 1334.572508][ T32] r4:85124800 [ 1334.572529][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.572573][ T32] r5:85124800 r4:829187f0 [ 1334.572624][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.572678][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.572759][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae3de08 [ 1334.572818][ T32] r4:00000000 [ 1334.572842][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1334.572883][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1334.572922][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.572967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cf1c0 [ 1334.572995][ T32] r4:00000000 [ 1334.573016][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.573063][ T32] r9:83018005 r8:85124800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 ** 6 printk messages dropped ** [ 1334.593904][ T32] r7:dddced40 r6:83018000 r5:852efb8c r4:85169500 ** 8 printk messages dropped ** [ 1334.594572][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.595531][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 11 printk messages dropped ** [ 1334.596020][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1334.596218][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 10 printk messages dropped ** [ 1334.596706][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1334.597150][ T32] INFO: task kworker/0:330:4550 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1334.597639][ T32] r5:85125400 r4:829187f0 ** 1 printk messages dropped ** [ 1334.597731][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1334.598352][ T32] r9:83018005 r8:85125400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1334.598753][ T32] r10:61c88647 r9:85125400 r8:8516962c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1334.599242][ T32] r4:8515d100 ** 1 printk messages dropped ** [ 1334.599545][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.599608][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.599687][ T32] Call trace: [ 1334.599720][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1334.599771][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1334.599799][ T32] r4:00000000 [ 1334.599821][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.599860][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1334.599921][ T32] 1d20: d5132000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1334.599962][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1334.599991][ T32] 1d60: 80000013 ffffffff [ 1334.600017][ T32] r5:80000013 r4:80239bd0 [ 1334.600039][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.600124][ T32] r4:82ac11e4 [ 1334.600152][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.600198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1334.600312][ T32] r4:e0421dc0 [ 1334.600339][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.600386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1334.600413][ T32] r4:00000000 [ 1334.600434][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.600482][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1334.600564][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.600624][ T32] r5:00001000 r4:eda69000 [ 1334.600650][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1334.600691][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.600735][ T32] r5:85d4778c r4:85d47400 [ 1334.600757][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.600809][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1334.600842][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.600895][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.600923][ T32] r4:84ae2180 [ 1334.600974][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.601027][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1334.601075][ T32] r4:00000001 [ 1334.601105][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.601144][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1334.601216][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.601255][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.601297][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.601334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.601389][ T32] r4:84ae0100 [ 1334.601415][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.601470][ T32] INFO: task kworker/0:331:4551 blocked for more than 461 seconds. [ 1334.601504][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.601532][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.601580][ T32] task:kworker/0:331 state:D stack:0 pid:4551 tgid:4551 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.601631][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.601676][ T32] Call trace: [ 1334.601707][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1334.601755][ T32] r10:829187f4 r9:eafc5d84 r8:00000002 r7:60000113 r6:eafc5d8c r5:85126000 [ 1334.601782][ T32] r4:85126000 [ 1334.601803][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.601879][ T32] r5:85126000 r4:829187f0 [ 1334.601905][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.601948][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.601996][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc5e08 ** 8 printk messages dropped ** [ 1334.602429][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1334.602982][ T32] r4:85169700 ** 6 printk messages dropped ** [ 1334.603300][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.626898][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.627085][ T32] r5:80000013 r4:80239bd0 ** 7 printk messages dropped ** [ 1334.627419][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.627739][ T32] r5:85d4778c r4:85d47400 ** 3 printk messages dropped ** [ 1334.627991][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1334.628413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1334.628957][ T32] r4:85126c00 ** 1 printk messages dropped ** [ 1334.629039][ T32] r5:85126c00 r4:829187f0 [ 1334.629064][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.629139][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.629202][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc9e08 [ 1334.629229][ T32] r4:00000000 [ 1334.629250][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1334.629289][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1334.629329][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.629375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85165140 [ 1334.629403][ T32] r4:00000000 [ 1334.629424][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.629471][ T32] r9:83018005 r8:85126c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1334.629496][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.629540][ T32] r5:00001000 r4:eaacb000 [ 1334.629563][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1334.629604][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.629649][ T32] r5:852f4f8c r4:852f4c00 [ 1334.629767][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.629822][ T32] r7:dddced40 r6:83018000 r5:852f4f8c r4:85169800 [ 1334.629847][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.629914][ T32] r10:61c88647 r9:85126c00 r8:8516982c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.629975][ T32] r4:85169800 [ 1334.630000][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.630111][ T32] r10:00000000 r9:85169800 r8:8027ed34 r7:eafc1e60 r6:85169880 r5:85126c00 [ 1334.630168][ T32] r4:00000001 [ 1334.630195][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.630261][ T32] Exception stack(0xeafc9fb0 to 0xeafc9ff8) [ 1334.630296][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.630331][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.630393][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.630474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.630507][ T32] r4:8515d100 [ 1334.630753][ T32] INFO: task kworker/0:332:4553 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1334.630792][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.630882][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.630931][ T32] Call trace: [ 1334.630962][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1334.631014][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1334.631059][ T32] r4:00000000 [ 1334.631097][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.631176][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1334.631231][ T32] 1d20: d542c000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1334.631270][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1334.631370][ T32] 1d60: 80000013 ffffffff [ 1334.631409][ T32] r5:80000013 r4:80239bd0 [ 1334.631431][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.631477][ T32] r4:82ac11e4 [ 1334.631499][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.631545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1334.631572][ T32] r4:e0421dc0 [ 1334.631593][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.631694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1334.631727][ T32] r4:00000000 [ 1334.631751][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.631800][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1334.631826][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.631887][ T32] r5:00001000 r4:eda69000 [ 1334.631912][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1334.631954][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.631999][ T32] r5:85d4778c r4:85d47400 [ 1334.632021][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.632071][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 5 printk messages dropped ** [ 1334.632366][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1334.632487][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1334.633273][ T32] r4:85122400 ** 1 printk messages dropped ** [ 1334.656537][ T32] r5:85122400 r4:829187f0 [ 1334.656621][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1334.657019][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.657253][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1334.657769][ T32] Exception stack(0xeafcdfb0 to 0xeafcdff8) [ 1334.657801][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.657835][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.657888][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.657926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.657952][ T32] r4:8515d100 [ 1334.658410][ T32] INFO: task kworker/0:333:4554 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1334.658472][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.658571][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.658626][ T32] Call trace: [ 1334.658684][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1334.658741][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1334.658770][ T32] r4:00000000 [ 1334.658792][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.658880][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1334.658940][ T32] 1d20: d59b4000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1334.658999][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 3 printk messages dropped ** [ 1334.659197][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1334.659506][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.659776][ T32] r5:85d4778c r4:85d47400 ** 6 printk messages dropped ** [ 1334.660027][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 12 printk messages dropped ** [ 1334.660528][ T32] task:kworker/0:334 state:D stack:0 pid:4555 tgid:4555 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.660845][ T32] r5:84910000 r4:829187f0 ** 2 printk messages dropped ** [ 1334.660954][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd1e08 ** 9 printk messages dropped ** [ 1334.661329][ T32] r5:00001000 r4:eaaa5000 ** 7 printk messages dropped ** [ 1334.661713][ T32] r4:85169a00 ** 6 printk messages dropped ** [ 1334.662043][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.662813][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 10 printk messages dropped ** [ 1334.663273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 10 printk messages dropped ** [ 1334.677911][ T32] r5:85d4778c r4:85d47400 [ 1334.677937][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.677988][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1334.678038][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.678103][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.678134][ T32] r4:84ae2180 [ 1334.678157][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.678206][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1334.678255][ T32] r4:00000001 [ 1334.678282][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.678330][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1334.678367][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.678400][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.678431][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.678465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.678491][ T32] r4:84ae0100 [ 1334.678557][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.678591][ T32] INFO: task kworker/1:384:4558 blocked for more than 461 seconds. [ 1334.678627][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.678657][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.678681][ T32] task:kworker/1:384 state:D stack:0 pid:4558 tgid:4558 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.678739][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.678785][ T32] Call trace: [ 1334.678828][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1334.678885][ T32] r10:829187f4 r9:eafd9d84 r8:00000002 r7:60000113 r6:eafd9d8c r5:84911800 [ 1334.678921][ T32] r4:84911800 [ 1334.678968][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.679014][ T32] r5:84911800 r4:829187f0 [ 1334.679036][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.679078][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.679132][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd9e08 [ 1334.679182][ T32] r4:00000000 [ 1334.679229][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1334.679274][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1334.679337][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.679387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e9cc0 [ 1334.679414][ T32] r4:00000000 [ 1334.679435][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.679482][ T32] r9:83018205 r8:84911800 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1334.679507][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.679572][ T32] r5:00001000 r4:e48d7000 [ 1334.679598][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1334.679661][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.679732][ T32] r5:85277f8c r4:85277c00 [ 1334.679780][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.679831][ T32] r7:ddde2d40 r6:83018200 r5:85277f8c r4:85314e80 [ 1334.679855][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.679904][ T32] r10:61c88647 r9:84911800 r8:85314eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.679948][ T32] r4:85314e80 [ 1334.679973][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.680058][ T32] r10:00000000 r9:85314e80 r8:8027ed34 r7:eaed5e60 r6:85169b00 r5:84911800 [ 1334.680089][ T32] r4:00000001 [ 1334.680115][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.680165][ T32] Exception stack(0xeafd9fb0 to 0xeafd9ff8) [ 1334.680235][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.680274][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.680305][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.680337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.680403][ T32] r4:851e9d00 [ 1334.680793][ T32] INFO: task kworker/1:384:4558 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1334.680832][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1334.681225][ T32] 1d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1334.681459][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1334.681743][ T32] r5:00001000 r4:eda69000 ** 6 printk messages dropped ** [ 1334.682054][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1334.682423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1334.682680][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.682734][ T32] Call trace: [ 1334.682778][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1334.682828][ T32] r10:829187f4 r9:eafddd84 r8:00000002 r7:60000013 r6:eafddd8c r5:84912400 [ 1334.682855][ T32] r4:84912400 [ 1334.682876][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.682928][ T32] r5:84912400 r4:829187f0 [ 1334.682962][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.683005][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.683084][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafdde08 [ 1334.683122][ T32] r4:00000000 [ 1334.683153][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1334.683197][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1334.683237][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.683282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e9e80 [ 1334.699176][ T32] r4:00000000 [ 1334.699259][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.699341][ T32] r9:83018205 r8:84912400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1334.699382][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.699436][ T32] r5:00001000 r4:e0833000 [ 1334.699459][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1334.699524][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.699599][ T32] r5:85277b8c r4:85277800 [ 1334.699624][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.699675][ T32] r7:ddde2d40 r6:83018200 r5:85277b8c r4:85314f00 [ 1334.699699][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.699747][ T32] r10:61c88647 r9:84912400 r8:85314f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.699793][ T32] r4:85314f00 [ 1334.699829][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.699906][ T32] r10:00000000 r9:85314f00 r8:8027ed34 r7:eafd9e60 r6:85169b80 r5:84912400 [ 1334.699959][ T32] r4:00000001 [ 1334.699984][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.700033][ T32] Exception stack(0xeafddfb0 to 0xeafddff8) [ 1334.700069][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.700113][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.700146][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.700179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.700205][ T32] r4:851e9d00 [ 1334.700599][ T32] INFO: task kworker/1:385:4559 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1334.700663][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.700737][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.700800][ T32] Call trace: [ 1334.700887][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1334.700947][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1334.700975][ T32] r4:00000000 [ 1334.700996][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.701046][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1334.701083][ T32] 1d20: d5f92000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1334.701122][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1334.701150][ T32] 1d60: 80000013 ffffffff [ 1334.701176][ T32] r5:80000013 r4:80239bd0 [ 1334.701220][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.701269][ T32] r4:82ac11e4 [ 1334.701291][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1334.701428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 9 printk messages dropped ** [ 1334.701840][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 9 printk messages dropped ** [ 1334.702238][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1334.702616][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1334.702796][ T32] r5:84913000 r4:829187f0 ** 3 printk messages dropped ** [ 1334.702933][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.703128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85162040 ** 11 printk messages dropped ** [ 1334.709327][ T32] r10:61c88647 r9:84913000 r8:85314fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1334.709756][ T32] r4:851e9f40 ** 2 printk messages dropped ** [ 1334.710317][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1334.710849][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1334.711040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 12 printk messages dropped ** [ 1334.711599][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1334.711829][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.712030][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.712059][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.712081][ T32] task:kworker/1:387 state:D stack:0 pid:4563 tgid:4563 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.712134][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.712199][ T32] Call trace: [ 1334.712235][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1334.712284][ T32] r10:829187f4 r9:eafedd84 r8:00000002 r7:60000113 r6:eafedd8c r5:84913c00 [ 1334.712311][ T32] r4:84913c00 [ 1334.712342][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.712388][ T32] r5:84913c00 r4:829187f0 [ 1334.712410][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.712451][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.712501][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafede08 [ 1334.712527][ T32] r4:00000000 [ 1334.712570][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1334.712623][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1334.712687][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.712737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e9680 [ 1334.712764][ T32] r4:00000000 [ 1334.712785][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.712831][ T32] r9:83018205 r8:84913c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1334.712857][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.712909][ T32] r5:00001000 r4:e8915000 [ 1334.712974][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1334.713019][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.713063][ T32] r5:8473af8c r4:8473ac00 [ 1334.713084][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.713143][ T32] r7:ddde2d40 r6:83018200 r5:8473af8c r4:85158000 [ 1334.713176][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.713228][ T32] r10:61c88647 r9:84913c00 r8:8515802c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.713255][ T32] r4:85158000 [ 1334.713275][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.713370][ T32] r10:00000000 r9:85158000 r8:8027ed34 r7:eafe9e60 r6:85169c80 r5:84913c00 [ 1334.727939][ T32] r4:00000001 [ 1334.727985][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.728074][ T32] Exception stack(0xeafedfb0 to 0xeafedff8) [ 1334.728120][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.728156][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.728187][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.728221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.728247][ T32] r4:851e9f40 [ 1334.728645][ T32] INFO: task kworker/1:387:4563 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1334.728685][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.728768][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.728849][ T32] Call trace: [ 1334.728904][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1334.728970][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1334.729011][ T32] r4:00000000 [ 1334.729057][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.729107][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1334.729142][ T32] 1d20: d62ea000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 ** 2 printk messages dropped ** [ 1334.729250][ T32] r5:80000013 r4:80239bd0 ** 4 printk messages dropped ** [ 1334.729471][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1334.729632][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 9 printk messages dropped ** [ 1334.730164][ T32] r4:84ae2180 ** 5 printk messages dropped ** [ 1334.730377][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.730744][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.730974][ T32] r5:84910c00 r4:829187f0 ** 3 printk messages dropped ** [ 1334.731121][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.731313][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.731624][ T32] r5:8528038c r4:85280000 ** 5 printk messages dropped ** [ 1334.731864][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1334.731937][ T32] r4:00000001 [ 1334.731957][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.731993][ T32] Exception stack(0xeaff5fb0 to 0xeaff5ff8) [ 1334.732036][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.732073][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.732136][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.732173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.732200][ T32] r4:851e9700 [ 1334.732442][ T32] INFO: task kworker/1:388:4565 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1334.732502][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.732609][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.732660][ T32] Call trace: [ 1334.732690][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1334.732741][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1334.732769][ T32] r4:00000000 [ 1334.732790][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.732851][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1334.732888][ T32] 1d20: d62ea000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1334.732922][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1334.732950][ T32] 1d60: 80000013 ffffffff [ 1334.733012][ T32] r5:80000013 r4:80239bd0 [ 1334.733054][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.733106][ T32] r4:82ac11e4 [ 1334.733151][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.733202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1334.733251][ T32] r4:e0421dc0 [ 1334.733297][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.748818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1334.748913][ T32] r4:00000000 [ 1334.748952][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.749030][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1334.749058][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.749134][ T32] r5:00001000 r4:eda69000 [ 1334.749163][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1334.749207][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.749252][ T32] r5:85d4778c r4:85d47400 [ 1334.749295][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.749350][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1334.749394][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.749448][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1334.749656][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 9 printk messages dropped ** [ 1334.749971][ T32] task:kworker/1:389 state:D stack:0 pid:4567 tgid:4567 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.750344][ T32] r5:84916000 r4:829187f0 ** 2 printk messages dropped ** [ 1334.750476][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaffde08 ** 8 printk messages dropped ** [ 1334.750908][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1334.751311][ T32] r4:85158100 ** 4 printk messages dropped ** [ 1334.751460][ T32] Exception stack(0xeaffdfb0 to 0xeaffdff8) ** 6 printk messages dropped ** [ 1334.752091][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1334.752798][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1334.753075][ T32] r5:00001000 r4:eda69000 ** 6 printk messages dropped ** [ 1334.753368][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1334.767999][ T32] r4:84ae0100 ** 5 printk messages dropped ** [ 1334.768261][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.768549][ T32] r5:84916c00 r4:829187f0 ** 1 printk messages dropped ** [ 1334.768644][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.768693][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb005e08 [ 1334.768721][ T32] r4:00000000 [ 1334.768805][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1334.768864][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1334.768930][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.768980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851625c0 [ 1334.769007][ T32] r4:00000000 [ 1334.769028][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.769087][ T32] r9:83018205 r8:84916c00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.769124][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.769169][ T32] r5:00001000 r4:eabf7000 [ 1334.769192][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1334.769242][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.769291][ T32] r5:8528138c r4:85281000 [ 1334.769314][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.769371][ T32] r7:ddde2d40 r6:83018200 r5:8528138c r4:85158180 [ 1334.769400][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.769461][ T32] r10:61c88647 r9:84916c00 r8:851581ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.769500][ T32] r4:85158180 [ 1334.769546][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.769596][ T32] r10:00000000 r9:85158180 r8:8027ed34 r7:eafe9e60 r6:85169e00 r5:84916c00 [ 1334.769625][ T32] r4:00000001 [ 1334.769645][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.769681][ T32] Exception stack(0xeb005fb0 to 0xeb005ff8) [ 1334.769722][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.769758][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.769811][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.769875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.769904][ T32] r4:85162080 [ 1334.770356][ T32] INFO: task kworker/1:390:4570 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1334.770400][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.770487][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.770558][ T32] Call trace: [ 1334.770594][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1334.770688][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1334.770726][ T32] r4:00000000 [ 1334.770748][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.770791][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1334.770824][ T32] 1d20: d6a40000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 ** 4 printk messages dropped ** [ 1334.771015][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1334.771265][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.771538][ T32] r5:85d4778c r4:85d47400 ** 5 printk messages dropped ** [ 1334.771782][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1334.772150][ T32] INFO: task kworker/1:391:4571 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1334.772605][ T32] r5:84915400 r4:829187f0 [ 1334.772630][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.772797][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1334.773140][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1334.789494][ T32] r10:61c88647 r9:84915400 r8:8515822c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1334.789853][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1334.790849][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 8 printk messages dropped ** [ 1334.791162][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1334.791451][ T32] r5:00001000 r4:eda69000 ** 6 printk messages dropped ** [ 1334.791784][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1334.792130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1334.792602][ T32] r4:84914800 ** 1 printk messages dropped ** [ 1334.792704][ T32] r5:84914800 r4:829187f0 ** 5 printk messages dropped ** [ 1334.792928][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1334.806871][ T32] r7:ddde2d40 r6:83018200 r5:8528178c r4:85158280 ** 8 printk messages dropped ** [ 1334.807226][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1334.807358][ T32] r4:851621c0 [ 1334.807748][ T32] INFO: task kworker/1:392:4573 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1334.807833][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.807933][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.807986][ T32] Call trace: [ 1334.808043][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1334.808104][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1334.808134][ T32] r4:00000000 [ 1334.808155][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.808217][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1334.808254][ T32] 1d20: d7200000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1334.808300][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1334.808331][ T32] 1d60: 80000013 ffffffff [ 1334.808379][ T32] r5:80000013 r4:80239bd0 [ 1334.808405][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.808450][ T32] r4:82ac11e4 [ 1334.808490][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.808561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1334.808591][ T32] r4:e0421dc0 [ 1334.808628][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.808677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1334.808704][ T32] r4:00000000 [ 1334.808734][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.808787][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1334.808815][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.808872][ T32] r5:00001000 r4:eda69000 [ 1334.808920][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1334.808965][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.809031][ T32] r5:85d4778c r4:85d47400 [ 1334.809057][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.809112][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1334.809149][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.809199][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.809238][ T32] r4:84ae2180 [ 1334.809264][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.809363][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1334.809420][ T32] r4:00000001 [ 1334.809492][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.809535][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1334.809565][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.809598][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.809629][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.809664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.809691][ T32] r4:84ae0100 [ 1334.809725][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.809755][ T32] INFO: task kworker/0:335:4575 blocked for more than 461 seconds. [ 1334.809790][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.809823][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.809847][ T32] task:kworker/0:335 state:D stack:0 pid:4575 tgid:4575 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.809900][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.809972][ T32] Call trace: [ 1334.810046][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1334.810115][ T32] r10:829187f4 r9:eaff9d84 r8:00000002 r7:60000113 r6:eaff9d8c r5:84a58000 [ 1334.810143][ T32] r4:84a58000 [ 1334.810170][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.810241][ T32] r5:84a58000 r4:829187f0 [ 1334.810268][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.810312][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.810361][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff9e08 [ 1334.810388][ T32] r4:00000000 [ 1334.810433][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1334.810478][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1334.810517][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.810561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85165300 [ 1334.810610][ T32] r4:00000000 [ 1334.810636][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.810697][ T32] r9:83018005 r8:84a58000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1334.810723][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.810768][ T32] r5:00001000 r4:eaae9000 [ 1334.810794][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1334.810894][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.810944][ T32] r5:852f538c r4:852f5000 [ 1334.810966][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.811056][ T32] r7:dddced40 r6:83018000 r5:852f538c r4:85169f80 [ 1334.811105][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.811185][ T32] r10:61c88647 r9:84a58000 r8:85169fac r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1334.811362][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1334.811592][ T32] r4:85165080 ** 5 printk messages dropped ** [ 1334.812039][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 11 printk messages dropped ** [ 1334.812601][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1334.812923][ T32] r5:00001000 r4:eda69000 ** 6 printk messages dropped ** [ 1334.813197][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1334.836734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 8 printk messages dropped ** [ 1334.837190][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1334.837244][ T32] r10:829187f4 r9:eafd5d84 r8:00000002 r7:60000113 r6:eafd5d8c r5:84a58c00 [ 1334.837289][ T32] r4:84a58c00 [ 1334.837316][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.837361][ T32] r5:84a58c00 r4:829187f0 [ 1334.837384][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.837425][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.837472][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd5e08 [ 1334.837499][ T32] r4:00000000 [ 1334.837519][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1334.837582][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1334.837696][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.837790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c6440 [ 1334.837833][ T32] r4:00000000 [ 1334.837871][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.837990][ T32] r9:83018005 r8:84a58c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1334.838042][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.838089][ T32] r5:00001000 r4:eb2e1000 [ 1334.838134][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1334.838180][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.838225][ T32] r5:852f6b8c r4:852f6800 [ 1334.838257][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.838319][ T32] r7:dddced40 r6:83018000 r5:852f6b8c r4:8515f080 [ 1334.838355][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.838407][ T32] r10:61c88647 r9:84a58c00 r8:8515f0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.838434][ T32] r4:8515f080 [ 1334.838477][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.838528][ T32] r10:00000000 r9:8515f080 r8:8027ed34 r7:eaff9e60 r6:8515f100 r5:84a58c00 [ 1334.838555][ T32] r4:00000001 [ 1334.838575][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.838634][ T32] Exception stack(0xeafd5fb0 to 0xeafd5ff8) [ 1334.838690][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.838726][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.838759][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.838791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.838818][ T32] r4:851652c0 [ 1334.839208][ T32] INFO: task kworker/0:336:4578 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1334.839257][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1334.839694][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1334.840016][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.840303][ T32] r5:85d4778c r4:85d47400 ** 1 printk messages dropped ** [ 1334.840373][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1334.840396][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.840445][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.840472][ T32] r4:84ae2180 [ 1334.840492][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.840552][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1334.840581][ T32] r4:00000001 [ 1334.840602][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.840648][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1334.840680][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.840713][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.840745][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.840778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.840804][ T32] r4:84ae0100 [ 1334.840826][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.840851][ T32] INFO: task kworker/0:337:4579 blocked for more than 461 seconds. [ 1334.840880][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.840908][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.840939][ T32] task:kworker/0:337 state:D stack:0 pid:4579 tgid:4579 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.840990][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.841055][ T32] Call trace: [ 1334.841114][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1334.841170][ T32] r10:829187f4 r9:eb001d84 r8:00000002 r7:60000113 r6:eb001d8c r5:84a59800 [ 1334.841197][ T32] r4:84a59800 [ 1334.841218][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.841260][ T32] r5:84a59800 r4:829187f0 [ 1334.841283][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.841323][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.841371][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb001e08 [ 1334.841406][ T32] r4:00000000 [ 1334.841453][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1334.841496][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1334.841535][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.841580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851654c0 [ 1334.841606][ T32] r4:00000000 [ 1334.841626][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.841671][ T32] r9:83018005 r8:84a59800 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1334.841696][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.841763][ T32] r5:00001000 r4:eab11000 [ 1334.841810][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1334.842167][ T32] r4:8515f180 ** 7 printk messages dropped ** [ 1334.842457][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1334.843193][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 8 printk messages dropped ** [ 1334.852975][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1334.853274][ T32] r5:00001000 r4:eda69000 ** 7 printk messages dropped ** [ 1334.853946][ T32] r4:84ae2180 ** 5 printk messages dropped ** [ 1334.854224][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.854676][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.854976][ T32] r5:84a5a400 r4:829187f0 ** 3 printk messages dropped ** [ 1334.855151][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.855319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85162740 ** 9 printk messages dropped ** [ 1334.855946][ T32] r7:ddde2d40 r6:83018200 r5:85281b8c r4:85158300 ** 7 printk messages dropped ** [ 1334.856424][ T32] Exception stack(0xeb011fb0 to 0xeb011ff8) ** 6 printk messages dropped ** [ 1334.857177][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1334.857976][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1334.858227][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 5 printk messages dropped ** [ 1334.858503][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.858551][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1334.858575][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.858623][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.858649][ T32] r4:84ae2180 [ 1334.858693][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.858745][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1334.858773][ T32] r4:00000001 [ 1334.858794][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.858831][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1334.858864][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.858898][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.858929][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.859034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.859345][ T32] r4:84ae0100 [ 1334.859384][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.859413][ T32] INFO: task kworker/0:338:4585 blocked for more than 461 seconds. [ 1334.859443][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.859471][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.859492][ T32] task:kworker/0:338 state:D stack:0 pid:4585 tgid:4585 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.859588][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.859634][ T32] Call trace: [ 1334.859667][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1334.859716][ T32] r10:829187f4 r9:eb01dd84 r8:00000002 r7:60000113 r6:eb01dd8c r5:84a5bc00 [ 1334.859760][ T32] r4:84a5bc00 [ 1334.859784][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.859837][ T32] r5:84a5bc00 r4:829187f0 [ 1334.859871][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.859915][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.859963][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb01de08 [ 1334.859992][ T32] r4:00000000 [ 1334.860056][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1334.860105][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1334.860146][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.860191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85165d40 [ 1334.860218][ T32] r4:00000000 [ 1334.860238][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.860299][ T32] r9:83018005 r8:84a5bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1334.860329][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.860374][ T32] r5:00001000 r4:eb069000 ** 2 printk messages dropped ** [ 1334.860481][ T32] r5:852f5b8c r4:852f5800 ** 5 printk messages dropped ** [ 1334.860665][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1334.861266][ T32] INFO: task kworker/0:338:4585 is blocked on a mutex likely owned by task kworker/0:176:3656. ** 11 printk messages dropped ** [ 1334.861820][ T32] r5:80000013 r4:80239bd0 ** 7 printk messages dropped ** [ 1334.862220][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.862545][ T32] r5:85d4778c r4:85d47400 ** 5 printk messages dropped ** [ 1334.862768][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1334.863203][ T32] INFO: task kworker/1:394:4587 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1334.888403][ T32] r5:84a5d400 r4:829187f0 ** 2 printk messages dropped ** [ 1334.888518][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb025e08 ** 9 printk messages dropped ** [ 1334.888946][ T32] r5:00001000 r4:eaea5000 ** 6 printk messages dropped ** [ 1334.889296][ T32] r10:61c88647 r9:84a5d400 r8:851583ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1334.889724][ T32] r4:85162700 ** 5 printk messages dropped ** [ 1334.890568][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 11 printk messages dropped ** [ 1334.891006][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1334.891221][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 11 printk messages dropped ** [ 1334.891804][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 ** 9 printk messages dropped ** [ 1334.892169][ T32] INFO: task kworker/1:395:4589 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1334.892555][ T32] r4:84a5b000 [ 1334.892578][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.892621][ T32] r5:84a5b000 r4:829187f0 [ 1334.892643][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.892683][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.892754][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb02de08 [ 1334.892784][ T32] r4:00000000 [ 1334.892828][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1334.892874][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1334.892935][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.893014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85162a40 [ 1334.893054][ T32] r4:00000000 [ 1334.893097][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.893158][ T32] r9:83018205 r8:84a5b000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1334.893183][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.893227][ T32] r5:00001000 r4:eaee3000 [ 1334.893262][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1334.893331][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.910128][ T32] r5:8528238c r4:85282000 [ 1334.910213][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.910294][ T32] r7:ddde2d40 r6:83018200 r5:8528238c r4:85158400 [ 1334.910320][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.910370][ T32] r10:61c88647 r9:84a5b000 r8:8515842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.910396][ T32] r4:85158400 [ 1334.910417][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.910466][ T32] r10:00000000 r9:85158400 r8:8027ed34 r7:eb025e60 r6:8515f480 r5:84a5b000 [ 1334.910492][ T32] r4:00000001 [ 1334.910536][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.910580][ T32] Exception stack(0xeb02dfb0 to 0xeb02dff8) [ 1334.910613][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.910650][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.910682][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.910717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.910744][ T32] r4:85162840 [ 1334.911161][ T32] INFO: task kworker/1:395:4589 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1334.911202][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.911272][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.911323][ T32] Call trace: [ 1334.911422][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1334.911500][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1334.911532][ T32] r4:00000000 [ 1334.911574][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.911620][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1334.911654][ T32] 1d20: d8239000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1334.911710][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1334.911764][ T32] 1d60: 80000013 ffffffff [ 1334.911802][ T32] r5:80000013 r4:80239bd0 [ 1334.911827][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.911872][ T32] r4:82ac11e4 [ 1334.911894][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.911938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1334.911964][ T32] r4:e0421dc0 [ 1334.911986][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1334.912457][ T32] r5:85d4778c r4:85d47400 ** 4 printk messages dropped ** [ 1334.912704][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1334.912975][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1334.924087][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1334.924350][ T32] r5:84a5c800 r4:829187f0 ** 6 printk messages dropped ** [ 1334.924597][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1334.925099][ T32] r7:ddde2d40 r6:83018200 r5:8528338c r4:85158480 ** 7 printk messages dropped ** [ 1334.925432][ T32] Exception stack(0xeb035fb0 to 0xeb035ff8) ** 6 printk messages dropped ** [ 1334.926099][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1334.926763][ T32] r4:e0421dc0 [ 1334.926784][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.926829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1334.926856][ T32] r4:00000000 [ 1334.926876][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.926923][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1334.926948][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.927015][ T32] r5:00001000 r4:eda69000 [ 1334.927041][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1334.927083][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.927157][ T32] r5:85d4778c r4:85d47400 [ 1334.927185][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.927236][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1334.927259][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.927308][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.927334][ T32] r4:84ae2180 [ 1334.927377][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.927430][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1334.927457][ T32] r4:00000001 [ 1334.927477][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.927513][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1334.927551][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.927588][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.927623][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.927670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.927701][ T32] r4:84ae0100 [ 1334.927725][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.927755][ T32] INFO: task kworker/1:397:4592 blocked for more than 461 seconds. [ 1334.927819][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.927850][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.927916][ T32] task:kworker/1:397 state:D stack:0 pid:4592 tgid:4592 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.927980][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.928037][ T32] Call trace: [ 1334.928130][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1334.928187][ T32] r10:829187f4 r9:eb039d84 r8:00000002 r7:60000013 r6:eb039d8c r5:85320000 [ 1334.928215][ T32] r4:85320000 [ 1334.928250][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.928342][ T32] r5:85320000 r4:829187f0 [ 1334.928368][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.928453][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.928507][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb039e08 [ 1334.928535][ T32] r4:00000000 [ 1334.928556][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1334.928595][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1334.928851][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1334.929454][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1334.930371][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1334.930723][ T32] r4:e0421dc0 ** 14 printk messages dropped ** [ 1334.931303][ T32] r4:84ae2180 ** 1 printk messages dropped ** [ 1334.931409][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1334.931459][ T32] r4:00000001 [ 1334.931484][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.931546][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1334.931579][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.931613][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.931643][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.931676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.931726][ T32] r4:84ae0100 [ 1334.931774][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.931805][ T32] INFO: task kworker/1:398:4593 blocked for more than 461 seconds. [ 1334.931865][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1334.931919][ T32] task:kworker/1:398 state:D stack:0 pid:4593 tgid:4593 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1334.932403][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1334.932704][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.932929][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1334.933355][ T32] Exception stack(0xeb015fb0 to 0xeb015ff8) [ 1334.956741][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.956822][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.956871][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.956912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.956941][ T32] r4:85162b40 [ 1334.957358][ T32] INFO: task kworker/1:398:4593 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1334.957399][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.957492][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.957557][ T32] Call trace: [ 1334.957590][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1334.957648][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1334.957704][ T32] r4:00000000 [ 1334.957734][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.957802][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1334.957840][ T32] 1d20: d882e000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1334.957874][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1334.957902][ T32] 1d60: 80000013 ffffffff [ 1334.957936][ T32] r5:80000013 r4:80239bd0 [ 1334.957998][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1334.958313][ T32] r4:00000000 [ 1334.958334][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.958383][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1334.958410][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1334.958706][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 21 printk messages dropped ** [ 1334.959643][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1334.960169][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1334.960719][ T32] r10:61c88647 r9:8491bc00 r8:851586ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.960746][ T32] r4:85158680 [ 1334.960775][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.960828][ T32] r10:00000000 r9:85158680 r8:8027ed34 r7:eb035e60 r6:85158700 r5:8491bc00 [ 1334.960874][ T32] r4:00000001 [ 1334.960898][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.960936][ T32] Exception stack(0xeb03dfb0 to 0xeb03dff8) [ 1334.960964][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1334.961088][ T32] r4:85162c40 ** 10 printk messages dropped ** [ 1334.961772][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 17 printk messages dropped ** [ 1334.962532][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 18 printk messages dropped ** [ 1334.963317][ T32] task:kworker/1:400 state:D stack:0 pid:4598 tgid:4598 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1334.980351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e9940 ** 17 printk messages dropped ** [ 1334.981024][ T32] Exception stack(0xeb045fb0 to 0xeb045ff8) ** 5 printk messages dropped ** [ 1334.981586][ T32] INFO: task kworker/1:400:4598 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1334.981626][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.981690][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.981737][ T32] Call trace: [ 1334.981824][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1334.981879][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1334.981907][ T32] r4:00000000 [ 1334.981928][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 14 printk messages dropped ** [ 1334.982562][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 9 printk messages dropped ** [ 1334.982986][ T32] r4:84ae2180 ** 1 printk messages dropped ** [ 1334.983078][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1334.983138][ T32] r4:00000001 [ 1334.983184][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.983247][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1334.983279][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.983378][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.993688][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.993769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.993804][ T32] r4:84ae0100 [ 1334.993831][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.993874][ T32] INFO: task kworker/1:401:4600 blocked for more than 461 seconds. [ 1334.993915][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1334.994363][ T32] r5:8491e000 r4:829187f0 ** 3 printk messages dropped ** [ 1334.994528][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1334.995055][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1334.995610][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1334.996610][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1334.997133][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 12 printk messages dropped ** [ 1334.997689][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1334.997920][ T32] r4:84ae0100 ** 11 printk messages dropped ** [ 1334.998443][ T32] r5:8491ec00 r4:829187f0 ** 3 printk messages dropped ** [ 1334.998595][ T32] r4:00000000 [ 1334.998615][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1334.998655][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1334.998703][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1334.998773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851731c0 [ 1334.998806][ T32] r4:00000000 [ 1334.998828][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1334.998876][ T32] r9:83018205 r8:8491ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1334.998910][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.998981][ T32] r5:00001000 r4:eb063000 [ 1334.999006][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1334.999048][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.999105][ T32] r5:85283f8c r4:85283c00 [ 1334.999131][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1334.999561][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1335.000311][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 ** 21 printk messages dropped ** [ 1335.001215][ T32] r4:84ae2180 ** 11 printk messages dropped ** [ 1335.001640][ T32] INFO: task kworker/1:403:4603 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1335.002167][ T32] r5:84918c00 r4:829187f0 ** 6 printk messages dropped ** [ 1335.002425][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 21 printk messages dropped ** [ 1335.033800][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1335.033940][ T32] r4:85173180 [ 1335.034395][ T32] INFO: task kworker/1:403:4603 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1335.034438][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.034541][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.034629][ T32] Call trace: [ 1335.034669][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1335.034730][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1335.034772][ T32] r4:00000000 [ 1335.034797][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.034841][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1335.034874][ T32] 1d20: d97a0000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1335.034919][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1335.034951][ T32] 1d60: 80000013 ffffffff [ 1335.034977][ T32] r5:80000013 r4:80239bd0 [ 1335.035001][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.035047][ T32] r4:82ac11e4 [ 1335.035081][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.035144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 2 printk messages dropped ** [ 1335.035244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 17 printk messages dropped ** [ 1335.036010][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 9 printk messages dropped ** [ 1335.036350][ T32] task:kworker/1:404 state:D stack:0 pid:4606 tgid:4606 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.036434][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.036482][ T32] Call trace: [ 1335.036528][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.036582][ T32] r10:829187f4 r9:eb079d84 r8:00000002 r7:60000113 r6:eb079d8c r5:84918000 [ 1335.036609][ T32] r4:84918000 [ 1335.036630][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.036694][ T32] r5:84918000 r4:829187f0 [ 1335.036721][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.036776][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.036828][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb079e08 [ 1335.036875][ T32] r4:00000000 [ 1335.036939][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.036983][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.037022][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1335.037391][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1335.038045][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1335.038772][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 19 printk messages dropped ** [ 1335.039523][ T32] r5:85d4778c r4:85d47400 ** 11 printk messages dropped ** [ 1335.039988][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1335.040136][ T32] INFO: task kworker/0:339:4607 blocked for more than 461 seconds. [ 1335.040166][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.040215][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.040240][ T32] task:kworker/0:339 state:D stack:0 pid:4607 tgid:4607 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.040300][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.040389][ T32] Call trace: [ 1335.040435][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.040485][ T32] r10:829187f4 r9:eb07dd84 r8:00000002 r7:60000113 r6:eb07dd8c r5:84919800 [ 1335.040522][ T32] r4:84919800 [ 1335.040546][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.040588][ T32] r5:84919800 r4:829187f0 [ 1335.040610][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.040651][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.040699][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb07de08 [ 1335.040725][ T32] r4:00000000 [ 1335.040746][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1335.040935][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1335.041332][ T32] r7:dddced40 r6:83018000 r5:852f678c r4:8515f600 ** 14 printk messages dropped ** [ 1335.042048][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1335.042739][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1335.042913][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 1 printk messages dropped ** [ 1335.043012][ T32] r5:00001000 r4:eda69000 [ 1335.043059][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.043116][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.043162][ T32] r5:85d4778c r4:85d47400 [ 1335.043207][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.043273][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1335.043299][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.063803][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.063918][ T32] r4:84ae2180 [ 1335.063954][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.064030][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1335.064081][ T32] r4:00000001 [ 1335.064122][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.064190][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1335.064226][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.064260][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.064292][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.064325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.064351][ T32] r4:84ae0100 [ 1335.064375][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.064416][ T32] INFO: task kworker/1:405:4609 blocked for more than 461 seconds. [ 1335.064456][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.064487][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.064511][ T32] task:kworker/1:405 state:D stack:0 pid:4609 tgid:4609 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.064568][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.064634][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.064845][ T32] r5:8491b000 r4:829187f0 ** 3 printk messages dropped ** [ 1335.065068][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1335.065473][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1335.066846][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 18 printk messages dropped ** [ 1335.067592][ T32] r5:00001000 r4:eda69000 ** 12 printk messages dropped ** [ 1335.068069][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 10 printk messages dropped ** [ 1335.068571][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.068812][ T32] r5:85234800 r4:829187f0 [ 1335.068833][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.068873][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.068921][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb099e08 [ 1335.068971][ T32] r4:00000000 [ 1335.068996][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.069036][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.069074][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.069125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85173c40 [ 1335.069152][ T32] r4:00000000 [ 1335.069174][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.069220][ T32] r9:83018205 r8:85234800 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1335.069270][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.069330][ T32] r5:00001000 r4:eb095000 [ 1335.069355][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.069397][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1335.069462][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.069524][ T32] r7:ddde2d40 r6:83018200 r5:85284f8c r4:85158e00 [ 1335.069551][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.069602][ T32] r10:61c88647 r9:85234800 r8:85158e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.069628][ T32] r4:85158e00 [ 1335.069649][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.069695][ T32] r10:00000000 r9:85158e00 r8:8027ed34 r7:eb079e60 r6:85158e80 r5:85234800 [ 1335.069731][ T32] r4:00000001 [ 1335.069763][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.069804][ T32] Exception stack(0xeb099fb0 to 0xeb099ff8) [ 1335.069832][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.069867][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.069898][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.069930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1335.070491][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 11 printk messages dropped ** [ 1335.071008][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1335.071174][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 5 printk messages dropped ** [ 1335.071401][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.071448][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1335.071471][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.071528][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.071581][ T32] r4:84ae2180 [ 1335.071605][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.071677][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1335.071728][ T32] r4:00000001 [ 1335.071753][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.071791][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1335.071843][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.071881][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.071934][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.071971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.072042][ T32] r4:84ae0100 [ 1335.072116][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1335.072459][ T32] r4:85250000 ** 1 printk messages dropped ** [ 1335.072536][ T32] r5:85250000 r4:829187f0 [ 1335.072559][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1335.073070][ T32] r5:00001000 r4:eb0a7000 ** 10 printk messages dropped ** [ 1335.095187][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1335.095969][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.096407][ T32] 1d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1335.096623][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1335.096856][ T32] r5:00001000 r4:eda69000 ** 2 printk messages dropped ** [ 1335.097005][ T32] r5:85d4778c r4:85d47400 [ 1335.097031][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.097104][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1335.097154][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.097208][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.097237][ T32] r4:84ae2180 [ 1335.097306][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.097366][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1335.097415][ T32] r4:00000001 [ 1335.097440][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.097499][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1335.097531][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.097564][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.097595][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.097628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.097669][ T32] r4:84ae0100 [ 1335.097717][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.097750][ T32] INFO: task kworker/1:408:4615 blocked for more than 461 seconds. [ 1335.097786][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.097814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.097863][ T32] task:kworker/1:408 state:D stack:0 pid:4615 tgid:4615 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.097916][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.097958][ T32] Call trace: [ 1335.098029][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.098087][ T32] r10:829187f4 r9:eb0a5d84 r8:00000002 r7:60000013 r6:eb0a5d8c r5:85250c00 [ 1335.098143][ T32] r4:85250c00 [ 1335.098170][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.098213][ T32] r5:85250c00 r4:829187f0 [ 1335.098236][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.098278][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.098325][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a5e08 [ 1335.098351][ T32] r4:00000000 [ 1335.098372][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.098434][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1335.098565][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.098851][ T32] r5:85285b8c r4:85285800 ** 7 printk messages dropped ** [ 1335.099200][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.099386][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1335.100076][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 8 printk messages dropped ** [ 1335.100437][ T32] r4:e0421dc0 ** 2 printk messages dropped ** [ 1335.100578][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.100922][ T32] r5:85d4778c r4:85d47400 ** 7 printk messages dropped ** [ 1335.101246][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.101467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1335.101961][ T32] r5:85252400 r4:829187f0 ** 3 printk messages dropped ** [ 1335.102210][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.102363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851eb000 ** 9 printk messages dropped ** [ 1335.102770][ T32] r7:ddde2d40 r6:83018200 r5:8528578c r4:8516f100 ** 9 printk messages dropped ** [ 1335.103170][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.126321][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.126610][ T32] r5:80000013 r4:80239bd0 ** 6 printk messages dropped ** [ 1335.126910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 6 printk messages dropped ** [ 1335.127179][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.127224][ T32] r5:85d4778c r4:85d47400 [ 1335.127269][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.127323][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1335.127361][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.127413][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.127439][ T32] r4:84ae2180 [ 1335.127459][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.127531][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1335.127561][ T32] r4:00000001 [ 1335.127586][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.127625][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1335.127653][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.127686][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.127738][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.127775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.127828][ T32] r4:84ae0100 [ 1335.127853][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.127908][ T32] INFO: task kworker/1:410:4620 blocked for more than 461 seconds. [ 1335.127969][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.128003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.128026][ T32] task:kworker/1:410 state:D stack:0 pid:4620 tgid:4620 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.128074][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.128124][ T32] Call trace: [ 1335.128182][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.128233][ T32] r10:829187f4 r9:eb0c1d84 r8:00000002 r7:60000013 r6:eb0c1d8c r5:85253c00 [ 1335.128275][ T32] r4:85253c00 [ 1335.128301][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.128355][ T32] r5:85253c00 r4:829187f0 [ 1335.128395][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.128439][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.128488][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c1e08 [ 1335.128515][ T32] r4:00000000 [ 1335.128645][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.128690][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.128729][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.128773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851eb400 [ 1335.128800][ T32] r4:00000000 [ 1335.128820][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.128866][ T32] r9:83018205 r8:85253c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1335.128891][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.128934][ T32] r5:00001000 r4:eb0bd000 [ 1335.128977][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.129046][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.129097][ T32] r5:85285f8c r4:85285c00 [ 1335.129126][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.129172][ T32] r7:ddde2d40 r6:83018200 r5:85285f8c r4:8516f200 [ 1335.129196][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.129244][ T32] r10:61c88647 r9:85253c00 r8:8516f22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.129271][ T32] r4:8516f200 [ 1335.129292][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.129338][ T32] r10:00000000 r9:8516f200 r8:8027ed34 r7:eb0a5e60 r6:8516f280 r5:85253c00 [ 1335.129364][ T32] r4:00000001 [ 1335.129384][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1335.129553][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1335.130715][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 8 printk messages dropped ** [ 1335.131157][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1335.131499][ T32] r5:00001000 r4:eda69000 ** 8 printk messages dropped ** [ 1335.132047][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 13 printk messages dropped ** [ 1335.132667][ T32] task:kworker/1:411 state:D stack:0 pid:4622 tgid:4622 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.133250][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0cde08 ** 10 printk messages dropped ** [ 1335.155705][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1335.156237][ T32] Exception stack(0xeb0cdfb0 to 0xeb0cdff8) ** 6 printk messages dropped ** [ 1335.156905][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1335.157552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1335.157588][ T32] r4:e0421dc0 [ 1335.157614][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.157660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1335.157686][ T32] r4:00000000 [ 1335.157706][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.157754][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1335.157778][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.157823][ T32] r5:00001000 r4:eda69000 [ 1335.157846][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.157887][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.157931][ T32] r5:85d4778c r4:85d47400 [ 1335.157953][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.158040][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1335.158070][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.158146][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.158177][ T32] r4:84ae2180 [ 1335.158198][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.158247][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1335.158273][ T32] r4:00000001 [ 1335.158294][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.158345][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1335.158400][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.158439][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.158470][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.158503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.158550][ T32] r4:84ae0100 [ 1335.158577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.158606][ T32] INFO: task kworker/1:412:4624 blocked for more than 461 seconds. [ 1335.158641][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.158670][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.158691][ T32] task:kworker/1:412 state:D stack:0 pid:4624 tgid:4624 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.158753][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.158810][ T32] Call trace: [ 1335.158879][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.158932][ T32] r10:829187f4 r9:eb0d9d84 r8:00000002 r7:60000013 r6:eb0d9d8c r5:85255400 [ 1335.158969][ T32] r4:85255400 [ 1335.158993][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.159045][ T32] r5:85255400 r4:829187f0 [ 1335.159071][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1335.159310][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1335.159742][ T32] r7:ddde2d40 r6:83018200 r5:8528678c r4:8516f400 ** 5 printk messages dropped ** [ 1335.159975][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.160144][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1335.160778][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 8 printk messages dropped ** [ 1335.161203][ T32] r4:e0421dc0 ** 6 printk messages dropped ** [ 1335.161500][ T32] r5:00001000 r4:eda69000 ** 6 printk messages dropped ** [ 1335.161750][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1335.162157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1335.162237][ T32] INFO: task kworker/1:413:4626 blocked for more than 461 seconds. [ 1335.162288][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.162350][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.162375][ T32] task:kworker/1:413 state:D stack:0 pid:4626 tgid:4626 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.162422][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.162490][ T32] Call trace: [ 1335.162523][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.162571][ T32] r10:829187f4 r9:eb019d84 r8:00000002 r7:60000013 r6:eb019d8c r5:85321800 [ 1335.162598][ T32] r4:85321800 [ 1335.162618][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.162659][ T32] r5:85321800 r4:829187f0 [ 1335.162681][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.162721][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.162767][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb019e08 [ 1335.162794][ T32] r4:00000000 [ 1335.162814][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.162854][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.162892][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.162935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ebc40 [ 1335.162971][ T32] r4:00000000 [ 1335.163010][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.163061][ T32] r9:83018205 r8:85321800 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1335.163086][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.163141][ T32] r5:00001000 r4:dfa53000 [ 1335.163165][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.163228][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.163272][ T32] r5:8528778c r4:85287400 [ 1335.163348][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.183858][ T32] r7:ddde2d40 r6:83018200 r5:8528778c r4:8516f500 [ 1335.183919][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.183998][ T32] r10:61c88647 r9:85321800 r8:8516f52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.184028][ T32] r4:8516f500 [ 1335.184051][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.184110][ T32] r10:00000000 r9:8516f500 r8:8027ed34 r7:eb0d9e60 r6:8515f680 r5:85321800 [ 1335.184138][ T32] r4:00000001 [ 1335.184162][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.184201][ T32] Exception stack(0xeb019fb0 to 0xeb019ff8) [ 1335.184246][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.184285][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.184357][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.184438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.184469][ T32] r4:851eb800 [ 1335.184884][ T32] INFO: task kworker/1:413:4626 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1335.184925][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.185021][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.185441][ T32] 1d60: 80000013 ffffffff ** 5 printk messages dropped ** [ 1335.185657][ T32] r4:e0421dc0 ** 8 printk messages dropped ** [ 1335.186129][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1335.186811][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.187272][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.187562][ T32] r5:85322400 r4:829187f0 ** 5 printk messages dropped ** [ 1335.187811][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1335.188282][ T32] r5:85286b8c r4:85286800 ** 7 printk messages dropped ** [ 1335.188665][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.188900][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.189667][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1335.190092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 10 printk messages dropped ** [ 1335.190644][ T32] r5:85d4778c r4:85d47400 ** 7 printk messages dropped ** [ 1335.191146][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1335.191368][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1335.191458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.191487][ T32] r4:84ae0100 [ 1335.191510][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.191536][ T32] INFO: task kworker/1:415:4629 blocked for more than 461 seconds. [ 1335.191567][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.191619][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.191644][ T32] task:kworker/1:415 state:D stack:0 pid:4629 tgid:4629 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.191706][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.191811][ T32] Call trace: [ 1335.191939][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.191992][ T32] r10:829187f4 r9:eb0edd84 r8:00000002 r7:60000013 r6:eb0edd8c r5:85323000 [ 1335.192109][ T32] r4:85323000 [ 1335.192146][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.192191][ T32] r5:85323000 r4:829187f0 [ 1335.192213][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.192255][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.192303][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ede08 [ 1335.192340][ T32] r4:00000000 [ 1335.192383][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.192426][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.192465][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.192509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851eba80 [ 1335.192535][ T32] r4:00000000 [ 1335.192621][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.192674][ T32] r9:83018205 r8:85323000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1335.192699][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.192743][ T32] r5:00001000 r4:eb0e5000 [ 1335.192784][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.192841][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.192904][ T32] r5:85286f8c r4:85286c00 [ 1335.192929][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.192977][ T32] r7:ddde2d40 r6:83018200 r5:85286f8c r4:8516f600 [ 1335.193045][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.193110][ T32] r10:61c88647 r9:85323000 r8:8516f62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.193140][ T32] r4:8516f600 [ 1335.193247][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.193351][ T32] r10:00000000 r9:8516f600 r8:8027ed34 r7:eb019e60 r6:8515f780 r5:85323000 [ 1335.221681][ T32] r4:00000001 [ 1335.221765][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.221839][ T32] Exception stack(0xeb0edfb0 to 0xeb0edff8) [ 1335.221875][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.221910][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.221941][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.221975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.222048][ T32] r4:851eb940 [ 1335.222511][ T32] INFO: task kworker/1:415:4629 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1335.222588][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.222685][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.222772][ T32] Call trace: [ 1335.222839][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1335.222911][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1335.222974][ T32] r4:00000000 [ 1335.223000][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.223042][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 2 printk messages dropped ** [ 1335.223145][ T32] 1d60: 80000013 ffffffff ** 7 printk messages dropped ** [ 1335.238354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 9 printk messages dropped ** [ 1335.239499][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 9 printk messages dropped ** [ 1335.240284][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1335.240847][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1335.241322][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.241371][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf45e08 [ 1335.241397][ T32] r4:00000000 [ 1335.241424][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.241464][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.241504][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.241548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ebb80 [ 1335.241577][ T32] r4:00000000 [ 1335.241597][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.241797][ T32] r9:83018205 r8:85323c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1335.241924][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.242041][ T32] r5:00001000 r4:eb0f7000 [ 1335.242133][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.242184][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.242379][ T32] r5:8528738c r4:85287000 [ 1335.242407][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.242455][ T32] r7:ddde2d40 r6:83018200 r5:8528738c r4:8516f680 [ 1335.242480][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.242670][ T32] r10:61c88647 r9:85323c00 r8:8516f6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.242704][ T32] r4:8516f680 [ 1335.242832][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.243169][ T32] r10:00000000 r9:8516f680 r8:8027ed34 r7:eb019e60 r6:8515f800 r5:85323c00 [ 1335.243317][ T32] r4:00000001 [ 1335.243377][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.254709][ T32] Exception stack(0xeaf45fb0 to 0xeaf45ff8) ** 2 printk messages dropped ** [ 1335.255254][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1335.255745][ T32] INFO: task kworker/1:416:4632 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1335.255787][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.255930][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.255997][ T32] Call trace: [ 1335.256032][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1335.256092][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1335.256128][ T32] r4:00000000 [ 1335.256150][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.256593][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1335.256633][ T32] 1d20: dbced000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1335.256728][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1335.256769][ T32] 1d60: 80000013 ffffffff [ 1335.256797][ T32] r5:80000013 r4:80239bd0 ** 1 printk messages dropped ** [ 1335.256914][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1335.257304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 12 printk messages dropped ** [ 1335.258445][ T32] r4:84ae2180 ** 6 printk messages dropped ** [ 1335.258963][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1335.260657][ T32] r5:85324800 r4:829187f0 [ 1335.260814][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1335.261049][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1335.262168][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1335.262887][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1335.263217][ T32] INFO: task kworker/1:417:4634 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1335.263257][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.280541][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.280696][ T32] Call trace: [ 1335.280734][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1335.280799][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1335.280882][ T32] r4:00000000 [ 1335.280963][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.281011][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1335.281047][ T32] 1d20: dc152000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1335.281082][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1335.281133][ T32] 1d60: 80000013 ffffffff [ 1335.281189][ T32] r5:80000013 r4:80239bd0 [ 1335.281246][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.281298][ T32] r4:82ac11e4 [ 1335.281320][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.281366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1335.281448][ T32] r4:e0421dc0 [ 1335.281493][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.281547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1335.281584][ T32] r4:00000000 [ 1335.281635][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.281723][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1335.281751][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.281800][ T32] r5:00001000 r4:eda69000 [ 1335.281823][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.281869][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.281915][ T32] r5:85d4778c r4:85d47400 [ 1335.281938][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.281987][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1335.282074][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.282137][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.282173][ T32] r4:84ae2180 ** 2 printk messages dropped ** [ 1335.282272][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1335.282605][ T32] INFO: task kworker/1:418:4635 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1335.283198][ T32] r5:85256000 r4:829187f0 [ 1335.283225][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1335.295802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ebd80 ** 11 printk messages dropped ** [ 1335.296379][ T32] r10:61c88647 r9:85256000 r8:8516f72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1335.297452][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1335.298223][ T32] r4:e0421dc0 ** 7 printk messages dropped ** [ 1335.298593][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1335.299161][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 9 printk messages dropped ** [ 1335.299651][ T32] task:kworker/1:419 state:D stack:0 pid:4638 tgid:4638 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1335.300164][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1335.300279][ T32] r4:00000000 [ 1335.300301][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.300367][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.300412][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.300456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f7000 [ 1335.300485][ T32] r4:00000000 [ 1335.300531][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.300586][ T32] r9:83018205 r8:85253000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1335.300612][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.300657][ T32] r5:00001000 r4:e0705000 [ 1335.300679][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.300733][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.300807][ T32] r5:8528c78c r4:8528c400 [ 1335.300833][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.300882][ T32] r7:ddde2d40 r6:83018200 r5:8528c78c r4:8516f880 [ 1335.300931][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.300991][ T32] r10:61c88647 r9:85253000 r8:8516f8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.301032][ T32] r4:8516f880 [ 1335.301059][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.301114][ T32] r10:00000000 r9:8516f880 r8:8027ed34 r7:eb109e60 r6:8516f900 r5:85253000 [ 1335.301142][ T32] r4:00000001 [ 1335.301163][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.301199][ T32] Exception stack(0xeb105fb0 to 0xeb105ff8) [ 1335.301228][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.301261][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.301292][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1335.301383][ T32] r4:85173f80 ** 5 printk messages dropped ** [ 1335.302053][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 ** 11 printk messages dropped ** [ 1335.302569][ T32] r4:e0421dc0 ** 5 printk messages dropped ** [ 1335.302864][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1335.326858][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.327303][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.327512][ T32] r5:85256c00 r4:829187f0 [ 1335.327534][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.327651][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.327913][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1335.328431][ T32] r10:61c88647 r9:85256c00 r8:8516f9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1335.328780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1335.329610][ T32] 1d20: dc59c000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 ** 12 printk messages dropped ** [ 1335.330152][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 8 printk messages dropped ** [ 1335.330537][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1335.331043][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.331416][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.331595][ T32] r5:85251800 r4:829187f0 ** 3 printk messages dropped ** [ 1335.331849][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.332154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f71c0 ** 11 printk messages dropped ** [ 1335.332798][ T32] r10:61c88647 r9:85251800 r8:8516faac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 4 printk messages dropped ** [ 1335.332974][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.333022][ T32] Exception stack(0xeb115fb0 to 0xeb115ff8) [ 1335.333052][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.333085][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.333126][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.333175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.333206][ T32] r4:851f7140 [ 1335.352539][ T32] INFO: task kworker/1:421:4642 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1335.352678][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.352818][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.352889][ T32] Call trace: [ 1335.352923][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1335.352985][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1335.353014][ T32] r4:00000000 [ 1335.353036][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.353078][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1335.353123][ T32] 1d20: dc902000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1335.353213][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1335.353247][ T32] 1d60: 80000013 ffffffff [ 1335.353297][ T32] r5:80000013 r4:80239bd0 [ 1335.357978][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.358170][ T32] r4:82ac11e4 [ 1335.358200][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.358250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1335.358280][ T32] r4:e0421dc0 [ 1335.358301][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.358348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1335.358376][ T32] r4:00000000 [ 1335.358397][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.358447][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1335.358473][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.358547][ T32] r5:00001000 r4:eda69000 [ 1335.358614][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.358686][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.358737][ T32] r5:85d4778c r4:85d47400 [ 1335.358761][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.358811][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1335.358834][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.358884][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.358923][ T32] r4:84ae2180 [ 1335.358950][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.359024][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1335.359110][ T32] r4:00000001 [ 1335.359137][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.359335][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1335.359380][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.359415][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.359447][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.359481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.359507][ T32] r4:84ae0100 [ 1335.359532][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.359590][ T32] INFO: task kworker/1:422:4644 blocked for more than 461 seconds. [ 1335.359656][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.359691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.359716][ T32] task:kworker/1:422 state:D stack:0 pid:4644 tgid:4644 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.359777][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.359894][ T32] Call trace: [ 1335.359933][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.359988][ T32] r10:829187f4 r9:eb119d84 r8:00000002 r7:60000113 r6:eb119d8c r5:8491a400 [ 1335.360016][ T32] r4:8491a400 [ 1335.360038][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.360107][ T32] r5:8491a400 r4:829187f0 [ 1335.360136][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.360180][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.360281][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb119e08 [ 1335.360345][ T32] r4:00000000 [ 1335.360371][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.360412][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.360453][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.360500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f7340 [ 1335.360527][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.360852][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 19 printk messages dropped ** [ 1335.362253][ T32] Workqueue: events bpf_prog_free_deferred ** 19 printk messages dropped ** [ 1335.363161][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 14 printk messages dropped ** [ 1335.377671][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 7 printk messages dropped ** [ 1335.378084][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1335.378565][ T32] r5:85136c00 r4:829187f0 ** 1 printk messages dropped ** [ 1335.378661][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1335.378998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f74c0 ** 11 printk messages dropped ** [ 1335.379575][ T32] r10:61c88647 r9:85136c00 r8:8516fcac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1335.380062][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.380917][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1335.381290][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1335.381384][ T32] r4:e0421dc0 [ 1335.381405][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.381449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1335.381475][ T32] r4:00000000 [ 1335.381496][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.381545][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1335.381571][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.381614][ T32] r5:00001000 r4:eda69000 [ 1335.381636][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.381703][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.381753][ T32] r5:85d4778c r4:85d47400 [ 1335.381795][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.381855][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1335.381882][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.381931][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.381958][ T32] r4:84ae2180 [ 1335.381985][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.382087][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1335.382121][ T32] r4:00000001 [ 1335.382143][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.382181][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1335.382218][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.382287][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.382345][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.382380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.382406][ T32] r4:84ae0100 [ 1335.382430][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.382493][ T32] INFO: task kworker/1:424:4648 blocked for more than 461 seconds. [ 1335.382583][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.382644][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.382665][ T32] task:kworker/1:424 state:D stack:0 pid:4648 tgid:4648 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.382715][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.382806][ T32] Call trace: [ 1335.382839][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.382894][ T32] r10:829187f4 r9:eb121d84 r8:00000002 r7:60000113 r6:eb121d8c r5:85258000 [ 1335.382922][ T32] r4:85258000 [ 1335.382955][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.383108][ T32] r5:85258000 r4:829187f0 [ 1335.383142][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1335.407729][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1335.408421][ T32] r7:ddde2d40 r6:83018200 r5:8528d78c r4:8516fd80 ** 8 printk messages dropped ** [ 1335.408829][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1335.409883][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1335.410355][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1335.410536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 10 printk messages dropped ** [ 1335.410977][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1335.411412][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1335.412013][ T32] r4:85258c00 ** 1 printk messages dropped ** [ 1335.412085][ T32] r5:85258c00 r4:829187f0 ** 3 printk messages dropped ** [ 1335.412312][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.412648][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1335.413059][ T32] r10:61c88647 r9:85258c00 r8:8516feac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1335.422382][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1335.436060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1335.436107][ T32] r4:00000000 [ 1335.436134][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.436246][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1335.436351][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.436442][ T32] r5:00001000 r4:eda69000 [ 1335.436483][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.436537][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.436602][ T32] r5:85d4778c r4:85d47400 [ 1335.436637][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.436690][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1335.436714][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.436779][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.436811][ T32] r4:84ae2180 [ 1335.436836][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.436898][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1335.436930][ T32] r4:00000001 [ 1335.436984][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.437030][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1335.437064][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.437106][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.437153][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.437192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.437243][ T32] r4:84ae0100 [ 1335.437274][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.437335][ T32] INFO: task kworker/1:426:4652 blocked for more than 461 seconds. [ 1335.437415][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.437452][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.437508][ T32] task:kworker/1:426 state:D stack:0 pid:4652 tgid:4652 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.437626][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.437680][ T32] Call trace: [ 1335.437741][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.437796][ T32] r10:829187f4 r9:eb129d84 r8:00000002 r7:60000113 r6:eb129d8c r5:85259800 [ 1335.437825][ T32] r4:85259800 [ 1335.437846][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.437953][ T32] r5:85259800 r4:829187f0 [ 1335.437992][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.438069][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.438154][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb129e08 [ 1335.438187][ T32] r4:00000000 [ 1335.438333][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.438380][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.438431][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.438478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f7a80 [ 1335.438506][ T32] r4:00000000 [ 1335.438526][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.438573][ T32] r9:83018205 r8:85259800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.438599][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.438644][ T32] r5:00001000 r4:eacc1000 [ 1335.438666][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.438707][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.438751][ T32] r5:8528e38c r4:8528e000 [ 1335.438773][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.438819][ T32] r7:ddde2d40 r6:83018200 r5:8528e38c r4:8516ff80 [ 1335.438842][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.438890][ T32] r10:61c88647 r9:85259800 r8:8516ffac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.438916][ T32] r4:8516ff80 [ 1335.438937][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.439040][ T32] r10:00000000 r9:8516ff80 r8:8027ed34 r7:eb125e60 r6:8520a000 r5:85259800 [ 1335.439080][ T32] r4:00000001 [ 1335.439111][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.439151][ T32] Exception stack(0xeb129fb0 to 0xeb129ff8) [ 1335.439180][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.439213][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.439275][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.439316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.439343][ T32] r4:851f7580 [ 1335.439756][ T32] INFO: task kworker/1:426:4652 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1335.439796][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.439857][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.439908][ T32] Call trace: [ 1335.439994][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1335.440085][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1335.440130][ T32] r4:00000000 [ 1335.440152][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.440195][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1335.440229][ T32] 1d20: dd340000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1335.440263][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1335.440292][ T32] 1d60: 80000013 ffffffff [ 1335.440331][ T32] r5:80000013 r4:80239bd0 [ 1335.440364][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.440422][ T32] r4:82ac11e4 [ 1335.440449][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.440496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1335.440523][ T32] r4:e0421dc0 [ 1335.440571][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.440621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1335.440649][ T32] r4:00000000 [ 1335.440671][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.440720][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1335.440772][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.440821][ T32] r5:00001000 r4:eda69000 [ 1335.440843][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.440883][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1335.441062][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 ** 7 printk messages dropped ** [ 1335.441428][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) ** 9 printk messages dropped ** [ 1335.441852][ T32] task:kworker/1:427 state:D stack:0 pid:4655 tgid:4655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1335.442179][ T32] r4:8525a400 [ 1335.442200][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.442242][ T32] r5:8525a400 r4:829187f0 [ 1335.442264][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.442304][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.442352][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb12de08 [ 1335.442378][ T32] r4:00000000 [ 1335.442398][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.442445][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.442487][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.442550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f7880 [ 1335.442607][ T32] r4:00000000 [ 1335.442658][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.442713][ T32] r9:83018205 r8:8525a400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1335.442740][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.442802][ T32] r5:00001000 r4:eab45000 [ 1335.442860][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.442978][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.443027][ T32] r5:8528df8c r4:8528dc00 [ 1335.443064][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.443123][ T32] r7:ddde2d40 r6:83018200 r5:8528df8c r4:8520a080 [ 1335.443149][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.443226][ T32] r10:61c88647 r9:8525a400 r8:8520a0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.443279][ T32] r4:8520a080 [ 1335.443393][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1335.467216][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1335.468372][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.468684][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1335.469250][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1335.469717][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.469901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.469928][ T32] r4:84ae0100 [ 1335.469951][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.469981][ T32] INFO: task kworker/1:428:4656 blocked for more than 461 seconds. [ 1335.470046][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.470077][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.470099][ T32] task:kworker/1:428 state:D stack:0 pid:4656 tgid:4656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.470221][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.470275][ T32] Call trace: [ 1335.470314][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.470420][ T32] r10:829187f4 r9:eb131d84 r8:00000002 r7:60000113 r6:eb131d8c r5:8525b000 [ 1335.470472][ T32] r4:8525b000 [ 1335.470500][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.470546][ T32] r5:8525b000 r4:829187f0 [ 1335.470588][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.470635][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.470685][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb131e08 [ 1335.470772][ T32] r4:00000000 [ 1335.470832][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.470887][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.470932][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.471003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f7c40 [ 1335.471039][ T32] r4:00000000 [ 1335.471061][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.471145][ T32] r9:83018205 r8:8525b000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1335.471175][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.471221][ T32] r5:00001000 r4:eacd9000 [ 1335.471270][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.471319][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.471363][ T32] r5:8528e78c r4:8528e400 [ 1335.471385][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.471432][ T32] r7:ddde2d40 r6:83018200 r5:8528e78c r4:8520a180 [ 1335.471456][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.471503][ T32] r10:61c88647 r9:8525b000 r8:8520a1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.471529][ T32] r4:8520a180 [ 1335.471549][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.471608][ T32] r10:00000000 r9:8520a180 r8:8027ed34 r7:eb129e60 r6:8520a200 r5:8525b000 [ 1335.471640][ T32] r4:00000001 [ 1335.471661][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.471701][ T32] Exception stack(0xeb131fb0 to 0xeb131ff8) [ 1335.471776][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.471822][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.471868][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.471904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.471931][ T32] r4:851f79c0 [ 1335.472183][ T32] INFO: task kworker/1:428:4656 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1335.472224][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1335.472876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 ** 10 printk messages dropped ** [ 1335.485590][ T32] r5:85d4778c r4:85d47400 ** 7 printk messages dropped ** [ 1335.485875][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.486097][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1335.486729][ T32] r4:8525c800 ** 1 printk messages dropped ** [ 1335.486808][ T32] r5:8525c800 r4:829187f0 ** 1 printk messages dropped ** [ 1335.486918][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.487353][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.487399][ T32] r5:00001000 r4:eacfb000 [ 1335.487423][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.487491][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.487548][ T32] r5:8528ef8c r4:8528ec00 [ 1335.487570][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.487617][ T32] r7:ddde2d40 r6:83018200 r5:8528ef8c r4:8520a280 [ 1335.487640][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.487688][ T32] r10:61c88647 r9:8525c800 r8:8520a2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.487714][ T32] r4:8520a280 [ 1335.487737][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.487816][ T32] r10:00000000 r9:8520a280 r8:8027ed34 r7:eb131e60 r6:8520a300 r5:8525c800 [ 1335.487861][ T32] r4:00000001 [ 1335.487926][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.488000][ T32] Exception stack(0xeb111fb0 to 0xeb111ff8) [ 1335.488070][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.488117][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.488208][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.488247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.488345][ T32] r4:851f7c00 [ 1335.488761][ T32] INFO: task kworker/1:429:4658 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1335.488801][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.488912][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.488968][ T32] Call trace: [ 1335.489057][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1335.489119][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1335.489148][ T32] r4:00000000 [ 1335.489220][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.489267][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1335.489317][ T32] 1d20: dd7b7000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1335.489356][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1335.489384][ T32] 1d60: 80000013 ffffffff [ 1335.489440][ T32] r5:80000013 r4:80239bd0 [ 1335.489469][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.489515][ T32] r4:82ac11e4 [ 1335.489564][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.489641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1335.489706][ T32] r4:e0421dc0 [ 1335.489731][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.489843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1335.489926][ T32] r4:00000000 [ 1335.489951][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.490129][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1335.490168][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.490255][ T32] r5:00001000 r4:eda69000 [ 1335.490309][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.490359][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.490431][ T32] r5:85d4778c r4:85d47400 [ 1335.490457][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1335.490672][ T32] r4:84ae2180 ** 7 printk messages dropped ** [ 1335.491000][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1335.491627][ T32] r4:8525d400 ** 1 printk messages dropped ** [ 1335.491690][ T32] r5:8525d400 r4:829187f0 ** 1 printk messages dropped ** [ 1335.491767][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1335.492104][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1335.492532][ T32] r10:61c88647 r9:8525d400 r8:8520a3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1335.492778][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1335.514066][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.514326][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1335.514633][ T32] r4:00000000 [ 1335.514655][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.514704][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1335.514730][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.514778][ T32] r5:00001000 r4:eda69000 [ 1335.514800][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.514842][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.514888][ T32] r5:85d4778c r4:85d47400 [ 1335.514910][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.514958][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1335.514982][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.515030][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.515058][ T32] r4:84ae2180 [ 1335.515080][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.515134][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1335.515165][ T32] r4:00000001 [ 1335.515214][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.515290][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1335.515331][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.515397][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.515433][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.515516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.515553][ T32] r4:84ae0100 [ 1335.515580][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.515622][ T32] INFO: task kworker/1:431:4663 blocked for more than 461 seconds. [ 1335.515660][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.515690][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.515713][ T32] task:kworker/1:431 state:D stack:0 pid:4663 tgid:4663 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.515766][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.515812][ T32] Call trace: [ 1335.515923][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.515978][ T32] r10:829187f4 r9:eb135d84 r8:00000002 r7:60000113 r6:eb135d8c r5:8525e000 [ 1335.516006][ T32] r4:8525e000 [ 1335.516034][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.516079][ T32] r5:8525e000 r4:829187f0 [ 1335.516109][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.516153][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.516202][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb135e08 [ 1335.516230][ T32] r4:00000000 [ 1335.516284][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.516370][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.516413][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.516459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85222400 [ 1335.516514][ T32] r4:00000000 [ 1335.516541][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.516632][ T32] r9:83018205 r8:8525e000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1335.516671][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1335.516767][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1335.517059][ T32] r10:61c88647 r9:8525e000 r8:8520a4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 4 printk messages dropped ** [ 1335.517285][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1335.517492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1335.518089][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.518340][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 5 printk messages dropped ** [ 1335.518626][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1335.518753][ T32] r4:e0421dc0 ** 1 printk messages dropped ** [ 1335.518915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 ** 5 printk messages dropped ** [ 1335.519226][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1335.519316][ T32] r5:85d4778c r4:85d47400 [ 1335.519344][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.519395][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1335.519418][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.519496][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.519533][ T32] r4:84ae2180 [ 1335.519555][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.519603][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1335.519630][ T32] r4:00000001 [ 1335.519676][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.519719][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1335.519749][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.519785][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.519868][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.519975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.520032][ T32] r4:84ae0100 [ 1335.520065][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.520091][ T32] INFO: task kworker/1:432:4664 blocked for more than 461 seconds. [ 1335.520130][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.520157][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.520179][ T32] task:kworker/1:432 state:D stack:0 pid:4664 tgid:4664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.520229][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.520274][ T32] Call trace: [ 1335.520307][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.520357][ T32] r10:829187f4 r9:eb145d84 r8:00000002 r7:60000013 r6:eb145d8c r5:8525ec00 [ 1335.520384][ T32] r4:8525ec00 [ 1335.520406][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.520449][ T32] r5:8525ec00 r4:829187f0 [ 1335.520470][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.520512][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.520563][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb145e08 [ 1335.520590][ T32] r4:00000000 [ 1335.520611][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.520694][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.520793][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.520845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85222200 [ 1335.520873][ T32] r4:00000000 [ 1335.520947][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.520999][ T32] r9:83018205 r8:8525ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.521042][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.521091][ T32] r5:00001000 r4:ead1f000 [ 1335.521120][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.521213][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.521263][ T32] r5:8528f38c r4:8528f000 [ 1335.521286][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.521333][ T32] r7:ddde2d40 r6:83018200 r5:8528f38c r4:8520a580 [ 1335.521359][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.521408][ T32] r10:61c88647 r9:8525ec00 r8:8520a5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.521436][ T32] r4:8520a580 [ 1335.521456][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.521502][ T32] r10:00000000 r9:8520a580 r8:8027ed34 r7:eb135e60 r6:8520a600 r5:8525ec00 [ 1335.521529][ T32] r4:00000001 [ 1335.521551][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.521614][ T32] Exception stack(0xeb145fb0 to 0xeb145ff8) [ 1335.521648][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.521682][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.521787][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.521827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.521856][ T32] r4:85222240 [ 1335.522121][ T32] INFO: task kworker/1:432:4664 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1335.522161][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.522220][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.522267][ T32] Call trace: [ 1335.522297][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1335.522349][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1335.522378][ T32] r4:00000000 [ 1335.522399][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.522439][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1335.522471][ T32] 1d20: ddbc1000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1335.522505][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1335.522535][ T32] 1d60: 80000013 ffffffff [ 1335.522561][ T32] r5:80000013 r4:80239bd0 [ 1335.522583][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.522626][ T32] r4:82ac11e4 [ 1335.522647][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.522693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1335.522719][ T32] r4:e0421dc0 [ 1335.522740][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.522803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1335.522834][ T32] r4:00000000 [ 1335.522856][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.522906][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1335.522942][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.523039][ T32] r5:00001000 r4:eda69000 [ 1335.523096][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.523150][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.523196][ T32] r5:85d4778c r4:85d47400 [ 1335.523218][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.523280][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1335.523389][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.556214][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.556270][ T32] r4:84ae2180 [ 1335.556364][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.556447][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1335.556475][ T32] r4:00000001 [ 1335.556497][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.556542][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1335.556604][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.556687][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.556751][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.556790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.556817][ T32] r4:84ae0100 [ 1335.556843][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.556907][ T32] INFO: task kworker/1:433:4665 blocked for more than 462 seconds. [ 1335.556947][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.557020][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.557048][ T32] task:kworker/1:433 state:D stack:0 pid:4665 tgid:4665 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.557108][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.557191][ T32] Call trace: [ 1335.557287][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.557346][ T32] r10:829187f4 r9:eb13dd84 r8:00000002 r7:60000013 r6:eb13dd8c r5:8525bc00 [ 1335.557373][ T32] r4:8525bc00 [ 1335.557422][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.557469][ T32] r5:8525bc00 r4:829187f0 [ 1335.557492][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.557535][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.557585][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb13de08 [ 1335.557614][ T32] r4:00000000 [ 1335.557720][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.557766][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.557861][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.557938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85222600 [ 1335.557970][ T32] r4:00000000 [ 1335.557993][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.558071][ T32] r9:83018205 r8:8525bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1335.558097][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.558142][ T32] r5:00001000 r4:ead49000 [ 1335.558165][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.558208][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.558252][ T32] r5:8528fb8c r4:8528f800 [ 1335.558274][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.558322][ T32] r7:ddde2d40 r6:83018200 r5:8528fb8c r4:8520a680 [ 1335.558346][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.558394][ T32] r10:61c88647 r9:8525bc00 r8:8520a6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.558448][ T32] r4:8520a680 [ 1335.558473][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.558523][ T32] r10:00000000 r9:8520a680 r8:8027ed34 r7:eb135e60 r6:8520a700 r5:8525bc00 [ 1335.558550][ T32] r4:00000001 [ 1335.558571][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.558666][ T32] Exception stack(0xeb13dfb0 to 0xeb13dff8) [ 1335.558701][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.558735][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.558768][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.558827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.558893][ T32] r4:85222240 [ 1335.559333][ T32] INFO: task kworker/1:433:4665 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1335.559382][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.559471][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.559625][ T32] Call trace: [ 1335.559742][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1335.559799][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1335.559829][ T32] r4:00000000 [ 1335.559893][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.559941][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1335.560009][ T32] 1d20: de0b4000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1335.560047][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1335.560079][ T32] 1d60: 80000013 ffffffff ** 2 printk messages dropped ** [ 1335.560195][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1335.560373][ T32] r4:e0421dc0 ** 2 printk messages dropped ** [ 1335.560520][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.560656][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 4 printk messages dropped ** [ 1335.560892][ T32] r5:85d4778c r4:85d47400 ** 3 printk messages dropped ** [ 1335.561038][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1335.561181][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1335.561265][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1335.561316][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.561354][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.561385][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.561421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.561473][ T32] r4:84ae0100 [ 1335.561499][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.561525][ T32] INFO: task kworker/1:434:4668 blocked for more than 462 seconds. [ 1335.561556][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.561583][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.561604][ T32] task:kworker/1:434 state:D stack:0 pid:4668 tgid:4668 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.561703][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.561753][ T32] Call trace: [ 1335.561827][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.561886][ T32] r10:829187f4 r9:eb149d84 r8:00000002 r7:60000113 r6:eb149d8c r5:85350000 [ 1335.561915][ T32] r4:85350000 [ 1335.561937][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.561979][ T32] r5:85350000 r4:829187f0 [ 1335.562021][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.562082][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.562136][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb149e08 [ 1335.562163][ T32] r4:00000000 [ 1335.562211][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.562262][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.562302][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.562347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85222b80 [ 1335.562376][ T32] r4:00000000 [ 1335.562397][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.562497][ T32] r9:83018205 r8:85350000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.562527][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.562626][ T32] r5:00001000 r4:eadb9000 [ 1335.562685][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.562731][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.562775][ T32] r5:852c478c r4:852c4400 [ 1335.562797][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.562848][ T32] r7:ddde2d40 r6:83018200 r5:852c478c r4:8520a780 [ 1335.562874][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.562922][ T32] r10:61c88647 r9:85350000 r8:8520a7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.562948][ T32] r4:8520a780 [ 1335.563032][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.563117][ T32] r10:00000000 r9:8520a780 r8:8027ed34 r7:eb13de60 r6:8520a800 r5:85350000 [ 1335.563174][ T32] r4:00000001 [ 1335.563199][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.563237][ T32] Exception stack(0xeb149fb0 to 0xeb149ff8) [ 1335.563287][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.579947][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.580105][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.580152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.580183][ T32] r4:852225c0 [ 1335.580595][ T32] INFO: task kworker/1:434:4668 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1335.580639][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.580711][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.580810][ T32] Call trace: [ 1335.580851][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1335.580953][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1335.581024][ T32] r4:00000000 [ 1335.581049][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.581095][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1335.581129][ T32] 1d20: de3b2000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1335.581165][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1335.581194][ T32] 1d60: 80000013 ffffffff [ 1335.581221][ T32] r5:80000013 r4:80239bd0 [ 1335.581243][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.581301][ T32] r4:82ac11e4 [ 1335.581328][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.581375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1335.581403][ T32] r4:e0421dc0 [ 1335.581424][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.581469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1335.581495][ T32] r4:00000000 [ 1335.581518][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.581594][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1335.581625][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.581672][ T32] r5:00001000 r4:eda69000 [ 1335.581695][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.581736][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.581782][ T32] r5:85d4778c r4:85d47400 [ 1335.581804][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.581858][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1335.581903][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.581956][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.581983][ T32] r4:84ae2180 [ 1335.582032][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.582083][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1335.582110][ T32] r4:00000001 [ 1335.582131][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.582223][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1335.582258][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.582291][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.582322][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.582383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.582416][ T32] r4:84ae0100 [ 1335.582439][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.582469][ T32] INFO: task kworker/1:435:4670 blocked for more than 462 seconds. ** 2 printk messages dropped ** [ 1335.582615][ T32] task:kworker/1:435 state:D stack:0 pid:4670 tgid:4670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1335.582918][ T32] r10:829187f4 r9:eb151d84 r8:00000002 r7:60000113 r6:eb151d8c r5:85350c00 [ 1335.582947][ T32] r4:85350c00 [ 1335.582968][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.583012][ T32] r5:85350c00 r4:829187f0 [ 1335.583071][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.583120][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.583182][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb151e08 [ 1335.583212][ T32] r4:00000000 [ 1335.583233][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.583315][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.603939][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.604115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85222700 [ 1335.604153][ T32] r4:00000000 [ 1335.604178][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.604234][ T32] r9:83018205 r8:85350c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1335.604261][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.604310][ T32] r5:00001000 r4:ead65000 [ 1335.604334][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.604376][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.604450][ T32] r5:8528ff8c r4:8528fc00 [ 1335.604478][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.604556][ T32] r7:ddde2d40 r6:83018200 r5:8528ff8c r4:8520a880 [ 1335.604585][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.604710][ T32] r10:61c88647 r9:85350c00 r8:8520a8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.604742][ T32] r4:8520a880 [ 1335.604784][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.604839][ T32] r10:00000000 r9:8520a880 r8:8027ed34 r7:eb149e60 r6:8520a900 r5:85350c00 [ 1335.604877][ T32] r4:00000001 [ 1335.604912][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.604987][ T32] Exception stack(0xeb151fb0 to 0xeb151ff8) [ 1335.605027][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.605064][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.605103][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.605142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.605197][ T32] r4:85222680 [ 1335.605618][ T32] INFO: task kworker/1:435:4670 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1335.605661][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.605767][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.605823][ T32] Call trace: [ 1335.605979][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1335.606064][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1335.606126][ T32] r4:00000000 [ 1335.606179][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.606227][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1335.606333][ T32] 1d20: de7d6000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1335.606399][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1335.606434][ T32] 1d60: 80000013 ffffffff [ 1335.606462][ T32] r5:80000013 r4:80239bd0 [ 1335.606487][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.606566][ T32] r4:82ac11e4 [ 1335.606620][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.606674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1335.606712][ T32] r4:e0421dc0 [ 1335.606737][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.606784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1335.606812][ T32] r4:00000000 [ 1335.606855][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.606914][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1335.606942][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.606988][ T32] r5:00001000 r4:eda69000 [ 1335.607010][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.607052][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.607097][ T32] r5:85d4778c r4:85d47400 [ 1335.607120][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.607170][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1335.607214][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.607268][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.607325][ T32] r4:84ae2180 [ 1335.607351][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.607402][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1335.607430][ T32] r4:00000001 [ 1335.607478][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.607520][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1335.607552][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.607627][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.607664][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.607699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.607729][ T32] r4:84ae0100 [ 1335.607753][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.607807][ T32] INFO: task kworker/1:436:4671 blocked for more than 462 seconds. [ 1335.607851][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.607884][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.607957][ T32] task:kworker/1:436 state:D stack:0 pid:4671 tgid:4671 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.608013][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.608079][ T32] Call trace: [ 1335.608188][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.608239][ T32] r10:829187f4 r9:eb155d84 r8:00000002 r7:60000113 r6:eb155d8c r5:85325400 [ 1335.608268][ T32] r4:85325400 [ 1335.608361][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.608499][ T32] r5:85325400 r4:829187f0 [ 1335.608569][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.608619][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.608695][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb155e08 [ 1335.608727][ T32] r4:00000000 [ 1335.608834][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.608911][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.608962][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.609008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85222a40 [ 1335.609037][ T32] r4:00000000 [ 1335.609059][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.609143][ T32] r9:83018205 r8:85325400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1335.609195][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.609246][ T32] r5:00001000 r4:eadab000 [ 1335.609295][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.609349][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.609397][ T32] r5:852c438c r4:852c4000 [ 1335.609445][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.609498][ T32] r7:ddde2d40 r6:83018200 r5:852c438c r4:8520a980 [ 1335.609522][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.609571][ T32] r10:61c88647 r9:85325400 r8:8520a9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.609616][ T32] r4:8520a980 [ 1335.609674][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.609753][ T32] r10:00000000 r9:8520a980 r8:8027ed34 r7:eb149e60 r6:8515f900 r5:85325400 [ 1335.609815][ T32] r4:00000001 [ 1335.609868][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.609913][ T32] Exception stack(0xeb155fb0 to 0xeb155ff8) [ 1335.609946][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.610024][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.610090][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.610129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.610157][ T32] r4:852228c0 [ 1335.610403][ T32] INFO: task kworker/1:436:4671 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1335.610471][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.610570][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.610641][ T32] Call trace: [ 1335.610780][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1335.610840][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1335.610876][ T32] r4:00000000 [ 1335.610929][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.611013][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1335.611054][ T32] 1d20: de7d6000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1335.611090][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1335.611136][ T32] 1d60: 80000013 ffffffff [ 1335.611167][ T32] r5:80000013 r4:80239bd0 [ 1335.611191][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.611264][ T32] r4:82ac11e4 [ 1335.611304][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.611357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1335.611385][ T32] r4:e0421dc0 [ 1335.611408][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.611457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1335.611492][ T32] r4:00000000 [ 1335.611516][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.611567][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1335.611613][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.611665][ T32] r5:00001000 r4:eda69000 [ 1335.611689][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.611731][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.611778][ T32] r5:85d4778c r4:85d47400 [ 1335.611802][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.611859][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1335.611886][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.611963][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.612048][ T32] r4:84ae2180 [ 1335.612075][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.612141][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1335.612173][ T32] r4:00000001 [ 1335.612195][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.612234][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1335.612284][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.612325][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.612384][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.612425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.612453][ T32] r4:84ae0100 [ 1335.612477][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.612506][ T32] INFO: task kworker/1:437:4675 blocked for more than 462 seconds. [ 1335.612539][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.612569][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.612619][ T32] task:kworker/1:437 state:D stack:0 pid:4675 tgid:4675 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.612702][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.612754][ T32] Call trace: [ 1335.612806][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.612928][ T32] r10:829187f4 r9:eb165d84 r8:00000002 r7:60000113 r6:eb165d8c r5:85326000 [ 1335.613051][ T32] r4:85326000 [ 1335.613078][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.613126][ T32] r5:85326000 r4:829187f0 [ 1335.613150][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.613192][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.613241][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb165e08 [ 1335.613292][ T32] r4:00000000 [ 1335.613345][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.624100][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.624219][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.624273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85222b00 [ 1335.624305][ T32] r4:00000000 [ 1335.624329][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.624415][ T32] r9:83018205 r8:85326000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1335.624449][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.624502][ T32] r5:00001000 r4:eadd3000 [ 1335.624527][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.624571][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.624629][ T32] r5:852c4b8c r4:852c4800 [ 1335.624658][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.624710][ T32] r7:ddde2d40 r6:83018200 r5:852c4b8c r4:8520aa00 [ 1335.624735][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.624824][ T32] r10:61c88647 r9:85326000 r8:8520aa2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.624887][ T32] r4:8520aa00 [ 1335.624916][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.624968][ T32] r10:00000000 r9:8520aa00 r8:8027ed34 r7:eb149e60 r6:8515f980 r5:85326000 [ 1335.624996][ T32] r4:00000001 [ 1335.625042][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.625086][ T32] Exception stack(0xeb165fb0 to 0xeb165ff8) [ 1335.625118][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.625194][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.625232][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.625266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.625293][ T32] r4:85222c00 [ 1335.625719][ T32] INFO: task kworker/1:437:4675 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1335.625765][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.625837][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.625897][ T32] Call trace: [ 1335.625985][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1335.626072][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1335.626114][ T32] r4:00000000 [ 1335.626140][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.626182][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1335.626215][ T32] 1d20: de7d6000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1335.626249][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1335.626279][ T32] 1d60: 80000013 ffffffff [ 1335.626307][ T32] r5:80000013 r4:80239bd0 [ 1335.626330][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.626373][ T32] r4:82ac11e4 [ 1335.626395][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.626484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1335.626521][ T32] r4:e0421dc0 [ 1335.626544][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.626618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1335.626674][ T32] r4:00000000 [ 1335.626706][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.626756][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1335.626803][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.626858][ T32] r5:00001000 r4:eda69000 [ 1335.626881][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.626963][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.627039][ T32] r5:85d4778c r4:85d47400 [ 1335.627066][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.627119][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1335.627142][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.627191][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.627218][ T32] r4:84ae2180 [ 1335.627240][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.627288][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1335.627342][ T32] r4:00000001 [ 1335.627380][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.627421][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1335.627476][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.627513][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.627570][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.627614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1335.627732][ T32] INFO: task kworker/1:438:4677 blocked for more than 462 seconds. ** 3 printk messages dropped ** [ 1335.627912][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.628214][ T32] r5:84a5ec00 r4:829187f0 [ 1335.628286][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1335.628411][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb16de08 ** 3 printk messages dropped ** [ 1335.628591][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.628636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85222dc0 [ 1335.628663][ T32] r4:00000000 [ 1335.628683][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.628731][ T32] r9:83018205 r8:84a5ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1335.628757][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.628825][ T32] r5:00001000 r4:eadeb000 [ 1335.628858][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.628901][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.628946][ T32] r5:852c4f8c r4:852c4c00 [ 1335.628968][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.629014][ T32] r7:ddde2d40 r6:83018200 r5:852c4f8c r4:8520aa80 [ 1335.629037][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.629085][ T32] r10:61c88647 r9:84a5ec00 r8:8520aaac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.629113][ T32] r4:8520aa80 [ 1335.629134][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.629181][ T32] r10:00000000 r9:8520aa80 r8:8027ed34 r7:eb165e60 r6:8515fa00 r5:84a5ec00 [ 1335.629208][ T32] r4:00000001 [ 1335.629228][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.629264][ T32] Exception stack(0xeb16dfb0 to 0xeb16dff8) [ 1335.629295][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.629329][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.629360][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.629455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.629487][ T32] r4:85222bc0 [ 1335.629718][ T32] INFO: task kworker/1:438:4677 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1335.629756][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.629823][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.629880][ T32] Call trace: [ 1335.629912][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1335.629990][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1335.630051][ T32] r4:00000000 [ 1335.630074][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.630119][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1335.630151][ T32] 1d20: de7d6000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1335.630185][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1335.630213][ T32] 1d60: 80000013 ffffffff [ 1335.630238][ T32] r5:80000013 r4:80239bd0 [ 1335.630262][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.630304][ T32] r4:82ac11e4 [ 1335.630352][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.630412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1335.630439][ T32] r4:e0421dc0 [ 1335.630461][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.630507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1335.630534][ T32] r4:00000000 [ 1335.630555][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.630604][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1335.630629][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.630740][ T32] r5:00001000 r4:eda69000 [ 1335.630800][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.630851][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.630898][ T32] r5:85d4778c r4:85d47400 [ 1335.630920][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.630969][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1335.630994][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.631042][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.631082][ T32] r4:84ae2180 [ 1335.631129][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.631182][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1335.631209][ T32] r4:00000001 [ 1335.631229][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.631265][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1335.631294][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.631328][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.631359][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.631392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.631434][ T32] r4:84ae0100 [ 1335.631462][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.631513][ T32] INFO: task kworker/1:439:4678 blocked for more than 462 seconds. [ 1335.631627][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.631659][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.631681][ T32] task:kworker/1:439 state:D stack:0 pid:4678 tgid:4678 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.631759][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.631821][ T32] Call trace: [ 1335.631863][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.631925][ T32] r10:829187f4 r9:eb171d84 r8:00000002 r7:60000113 r6:eb171d8c r5:84a5e000 [ 1335.631984][ T32] r4:84a5e000 [ 1335.632008][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.632054][ T32] r5:84a5e000 r4:829187f0 [ 1335.632076][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.632116][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.632164][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb171e08 [ 1335.632202][ T32] r4:00000000 [ 1335.632228][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.632268][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.632307][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.632351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531c040 [ 1335.632379][ T32] r4:00000000 [ 1335.632399][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.632447][ T32] r9:83018205 r8:84a5e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1335.632514][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.632590][ T32] r5:00001000 r4:eaf39000 [ 1335.632629][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.632705][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.632761][ T32] r5:852c5b8c r4:852c5800 [ 1335.632783][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.632829][ T32] r7:ddde2d40 r6:83018200 r5:852c5b8c r4:8520ab00 [ 1335.632857][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.632908][ T32] r10:61c88647 r9:84a5e000 r8:8520ab2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.632935][ T32] r4:8520ab00 [ 1335.632957][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.633006][ T32] r10:00000000 r9:8520ab00 r8:8027ed34 r7:eb16de60 r6:8515fa80 r5:84a5e000 [ 1335.633033][ T32] r4:00000001 [ 1335.633080][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.633165][ T32] Exception stack(0xeb171fb0 to 0xeb171ff8) [ 1335.633199][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.633264][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.656383][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.656497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.656541][ T32] r4:85222bc0 [ 1335.656954][ T32] INFO: task kworker/1:439:4678 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1335.656997][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.657079][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.657152][ T32] Call trace: [ 1335.657188][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1335.657250][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1335.657279][ T32] r4:00000000 [ 1335.657300][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.657343][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1335.657377][ T32] 1d20: dec5c000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1335.657442][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1335.657480][ T32] 1d60: 80000013 ffffffff [ 1335.657534][ T32] r5:80000013 r4:80239bd0 [ 1335.657563][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.657649][ T32] r4:82ac11e4 [ 1335.657678][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.657726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1335.657752][ T32] r4:e0421dc0 [ 1335.657800][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.657856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1335.657910][ T32] r4:00000000 [ 1335.657943][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.657994][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1335.658072][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.658161][ T32] r5:00001000 r4:eda69000 [ 1335.658220][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.658272][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.658370][ T32] r5:85d4778c r4:85d47400 [ 1335.658401][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.658469][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1335.658498][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.658549][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.658576][ T32] r4:84ae2180 [ 1335.658620][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.658675][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1335.658702][ T32] r4:00000001 [ 1335.658751][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.658798][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1335.658830][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.658870][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1335.658973][ T32] r4:84ae0100 ** 2 printk messages dropped ** [ 1335.659062][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1335.659121][ T32] task:kworker/1:440 state:D stack:0 pid:4680 tgid:4680 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.659174][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.659256][ T32] Call trace: [ 1335.659293][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.659371][ T32] r10:829187f4 r9:eb17dd84 r8:00000002 r7:60000013 r6:eb17dd8c r5:84938c00 [ 1335.659404][ T32] r4:84938c00 [ 1335.659451][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.659499][ T32] r5:84938c00 r4:829187f0 [ 1335.659523][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.659566][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.659640][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb17de08 [ 1335.659691][ T32] r4:00000000 [ 1335.659740][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.659785][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.659826][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.659878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85222ec0 [ 1335.659905][ T32] r4:00000000 [ 1335.659931][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.659983][ T32] r9:83018205 r8:84938c00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1335.660050][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.660101][ T32] r5:00001000 r4:eadff000 [ 1335.660123][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.660166][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.660212][ T32] r5:852c538c r4:852c5000 [ 1335.660254][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.660333][ T32] r7:ddde2d40 r6:83018200 r5:852c538c r4:8520ab80 [ 1335.660361][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.660442][ T32] r10:61c88647 r9:84938c00 r8:8520abac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.660473][ T32] r4:8520ab80 [ 1335.660494][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.660542][ T32] r10:00000000 r9:8520ab80 r8:8027ed34 r7:eb171e60 r6:8515fb00 r5:84938c00 [ 1335.660569][ T32] r4:00000001 [ 1335.660590][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.660653][ T32] Exception stack(0xeb17dfb0 to 0xeb17dff8) [ 1335.660721][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.660760][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.660793][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.660829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.660893][ T32] r4:85222e40 [ 1335.661151][ T32] INFO: task kworker/1:440:4680 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1335.661193][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.661255][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.661304][ T32] Call trace: [ 1335.661393][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1335.661457][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1335.661485][ T32] r4:00000000 [ 1335.661507][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.661547][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1335.661605][ T32] 1d20: dec5c000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1335.661645][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1335.661700][ T32] 1d60: 80000013 ffffffff [ 1335.661741][ T32] r5:80000013 r4:80239bd0 [ 1335.661768][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.661814][ T32] r4:82ac11e4 [ 1335.661837][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.661889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1335.661916][ T32] r4:e0421dc0 [ 1335.661938][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.661984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1335.662081][ T32] r4:00000000 [ 1335.662145][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.662242][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1335.662325][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.662376][ T32] r5:00001000 r4:eda69000 [ 1335.662420][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.662467][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.662513][ T32] r5:85d4778c r4:85d47400 [ 1335.662547][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.662625][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1335.662664][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.662717][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.662745][ T32] r4:84ae2180 [ 1335.662768][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.662817][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1335.662848][ T32] r4:00000001 [ 1335.662871][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.662908][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1335.662937][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.662970][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.663001][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.663033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.663060][ T32] r4:84ae0100 [ 1335.663082][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.663112][ T32] INFO: task kworker/1:441:4683 blocked for more than 462 seconds. [ 1335.663160][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.663194][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.663216][ T32] task:kworker/1:441 state:D stack:0 pid:4683 tgid:4683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.663285][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.691423][ T32] Call trace: [ 1335.691496][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.691889][ T32] r10:829187f4 r9:eb181d84 r8:00000002 r7:60000013 r6:eb181d8c r5:84939800 [ 1335.691927][ T32] r4:84939800 [ 1335.692121][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.692173][ T32] r5:84939800 r4:829187f0 [ 1335.693295][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.714405][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.714511][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb181e08 [ 1335.714542][ T32] r4:00000000 [ 1335.714565][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.714606][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.714649][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.714695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f7f00 [ 1335.714722][ T32] r4:00000000 [ 1335.714744][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.714823][ T32] r9:83018205 r8:84939800 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1335.714863][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.715181][ T32] r5:00001000 r4:eaf2f000 [ 1335.715210][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.715254][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.715387][ T32] r5:852c578c r4:852c5400 [ 1335.715415][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.715722][ T32] r7:ddde2d40 r6:83018200 r5:852c578c r4:8520ac00 [ 1335.715752][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.715803][ T32] r10:61c88647 r9:84939800 r8:8520ac2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.715831][ T32] r4:8520ac00 [ 1335.715859][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.715909][ T32] r10:00000000 r9:8520ac00 r8:8027ed34 r7:eb171e60 r6:8515fb80 r5:84939800 [ 1335.715958][ T32] r4:00000001 [ 1335.715984][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.716120][ T32] Exception stack(0xeb181fb0 to 0xeb181ff8) [ 1335.716158][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.716193][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.716512][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.716555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.716583][ T32] r4:851f7f80 [ 1335.717006][ T32] INFO: task kworker/1:441:4683 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1335.717067][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.717145][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.717232][ T32] Call trace: [ 1335.717370][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1335.717438][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1335.717467][ T32] r4:00000000 [ 1335.717693][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.717741][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1335.717775][ T32] 1d20: df584000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1335.717809][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1335.717837][ T32] 1d60: 80000013 ffffffff [ 1335.717873][ T32] r5:80000013 r4:80239bd0 [ 1335.717897][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.717941][ T32] r4:82ac11e4 [ 1335.717963][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.718050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1335.718091][ T32] r4:e0421dc0 [ 1335.718120][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1335.718302][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 ** 4 printk messages dropped ** [ 1335.718593][ T32] r5:85d4778c r4:85d47400 ** 2 printk messages dropped ** [ 1335.718950][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.718999][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.719043][ T32] r4:84ae2180 [ 1335.719068][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.719134][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1335.719165][ T32] r4:00000001 [ 1335.719187][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.719224][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1335.719258][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.719543][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.719580][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.719885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.720240][ T32] r4:84ae0100 [ 1335.720270][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.720302][ T32] INFO: task kworker/1:442:4685 blocked for more than 462 seconds. [ 1335.720338][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.721426][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.722035][ T32] task:kworker/1:442 state:D stack:0 pid:4685 tgid:4685 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.722580][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.722637][ T32] Call trace: [ 1335.722672][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.722723][ T32] r10:829187f4 r9:eb189d84 r8:00000002 r7:60000113 r6:eb189d8c r5:8493a400 [ 1335.722752][ T32] r4:8493a400 [ 1335.722773][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.722815][ T32] r5:8493a400 r4:829187f0 [ 1335.722858][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.722905][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.722953][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb189e08 [ 1335.722980][ T32] r4:00000000 [ 1335.723001][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.723058][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.723106][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.723152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531c380 [ 1335.723180][ T32] r4:00000000 [ 1335.723202][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.723528][ T32] r9:83018205 r8:8493a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1335.744430][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.744532][ T32] r5:00001000 r4:eaf61000 [ 1335.744560][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.744605][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.744652][ T32] r5:852c638c r4:852c6000 [ 1335.744675][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.744794][ T32] r7:ddde2d40 r6:83018200 r5:852c638c r4:8520ac80 [ 1335.744848][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.744968][ T32] r10:61c88647 r9:8493a400 r8:8520acac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.745355][ T32] r4:8520ac80 [ 1335.745419][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.745486][ T32] r10:00000000 r9:8520ac80 r8:8027ed34 r7:eb171e60 r6:8515fc00 r5:8493a400 [ 1335.745515][ T32] r4:00000001 [ 1335.745537][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.745577][ T32] Exception stack(0xeb189fb0 to 0xeb189ff8) [ 1335.745610][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.745645][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.746022][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.746065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.746868][ T32] r4:8531c100 [ 1335.747865][ T32] INFO: task kworker/1:442:4685 is blocked on a mutex likely owned by task kworker/0:176:3656. [ 1335.747913][ T32] task:kworker/0:176 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.748890][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.749421][ T32] Call trace: [ 1335.749477][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1335.749537][ T32] r10:8280c9b4 r9:8482c800 r8:80200be4 r7:e0421d54 r6:ffffffff r5:8482c800 [ 1335.749566][ T32] r4:00000000 [ 1335.749588][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.750236][ T32] Exception stack(0xe0421d20 to 0xe0421d68) [ 1335.750283][ T32] 1d20: df9fb000 dffc7000 00000001 80239bb8 7f1e3000 00000001 82ac11c4 82ac05a0 [ 1335.750320][ T32] 1d40: 7f1e3000 dffc7000 8280c9b4 e0421d9c e0421da0 e0421d70 80230af4 80239bd0 [ 1335.750362][ T32] 1d60: 80000013 ffffffff [ 1335.750783][ T32] r5:80000013 r4:80239bd0 [ 1335.750849][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.751235][ T32] r4:82ac11e4 [ 1335.751266][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.751333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0421dc0 r5:e0421e08 [ 1335.751411][ T32] r4:e0421dc0 [ 1335.751441][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.751490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b540 [ 1335.751574][ T32] r4:00000000 [ 1335.752869][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.752945][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1335.752974][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.753038][ T32] r5:00001000 r4:eda69000 [ 1335.753345][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.780550][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.780875][ T32] r5:85d4778c r4:85d47400 [ 1335.780916][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.780971][ T32] r7:dddced40 r6:83018000 r5:85d4778c r4:84ae2180 [ 1335.781170][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.781243][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.781274][ T32] r4:84ae2180 [ 1335.781317][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.781373][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1335.781417][ T32] r4:00000001 [ 1335.781868][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.781913][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1335.781948][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.781982][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.782170][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.782211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.782239][ T32] r4:84ae0100 [ 1335.782265][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.782389][ T32] INFO: task kworker/1:443:4687 blocked for more than 462 seconds. [ 1335.782432][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.782463][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.782651][ T32] task:kworker/1:443 state:D stack:0 pid:4687 tgid:4687 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.782715][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.782765][ T32] Call trace: [ 1335.782799][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.783631][ T32] r10:829187f4 r9:eb18dd84 r8:00000002 r7:60000013 r6:eb18dd8c r5:8493b000 [ 1335.787529][ T32] r4:8493b000 [ 1335.787755][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.787905][ T32] r5:8493b000 r4:829187f0 [ 1335.787935][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.788151][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.788343][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb18de08 [ 1335.788644][ T32] r4:00000000 [ 1335.788687][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.788739][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.788792][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.788840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531c240 [ 1335.788970][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.789145][ T32] r9:83018205 r8:8493b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 ** 5 printk messages dropped ** [ 1335.789851][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1335.790454][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1335.790583][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1335.791443][ T32] INFO: task kworker/1:443:4687 is blocked on a mutex likely owned by task kworker/0:176:3656. ** 7 printk messages dropped ** [ 1335.792154][ T32] Exception stack(0xe0421d20 to 0xe0421d68) ** 5 printk messages dropped ** [ 1335.792575][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1335.792884][ T32] r4:e0421dc0 ** 4 printk messages dropped ** [ 1335.815979][ T32] r9:83018005 r8:8482c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 ** 2 printk messages dropped ** [ 1335.816087][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.816169][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.816225][ T32] r5:85d47b8c r4:85d47800 [ 1335.816293][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.816439][ T32] r7:dddced40 r6:83018000 r5:85d47b8c r4:84ae2180 [ 1335.816476][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.816535][ T32] r10:61c88647 r9:8482c800 r8:84ae21ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.816562][ T32] r4:84ae2180 [ 1335.816822][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.816942][ T32] r10:00000000 r9:84ae2180 r8:8027ed34 r7:e041de60 r6:84ae2200 r5:8482c800 [ 1335.816975][ T32] r4:00000001 [ 1335.817031][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.817117][ T32] Exception stack(0xe0421fb0 to 0xe0421ff8) [ 1335.817189][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.817227][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.817262][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.817297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.817324][ T32] r4:84ae0100 [ 1335.817351][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.817418][ T32] INFO: task kworker/1:444:4688 blocked for more than 462 seconds. [ 1335.817459][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.817548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.817576][ T32] task:kworker/1:444 state:D stack:0 pid:4688 tgid:4688 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.817680][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.817756][ T32] Call trace: [ 1335.817829][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.818033][ T32] r10:829187f4 r9:eb191d84 r8:00000002 r7:60000113 r6:eb191d8c r5:8493bc00 [ 1335.818105][ T32] r4:8493bc00 [ 1335.818194][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.818248][ T32] r5:8493bc00 r4:829187f0 [ 1335.818271][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.818314][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.818403][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb191e08 [ 1335.818495][ T32] r4:00000000 [ 1335.818632][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.818682][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.818927][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.818981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531c480 [ 1335.819008][ T32] r4:00000000 [ 1335.819044][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.819099][ T32] r9:83018205 r8:8493bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1335.819241][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.819292][ T32] r5:00001000 r4:eb0fd000 [ 1335.819385][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.819435][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.819652][ T32] r5:852c678c r4:852c6400 [ 1335.819681][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.819730][ T32] r7:ddde2d40 r6:83018200 r5:852c678c r4:8520ad80 [ 1335.819811][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.820103][ T32] r10:61c88647 r9:8493bc00 r8:8520adac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.820137][ T32] r4:8520ad80 [ 1335.820159][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.820207][ T32] r10:00000000 r9:8520ad80 r8:8027ed34 r7:eb189e60 r6:8515fd00 r5:8493bc00 [ 1335.820234][ T32] r4:00000001 [ 1335.820256][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.820295][ T32] Exception stack(0xeb191fb0 to 0xeb191ff8) [ 1335.820415][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.820454][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.820486][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.820572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.820603][ T32] r4:8531c200 [ 1335.821027][ T32] INFO: task kworker/1:444:4688 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1335.821068][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.821451][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.821567][ T32] Call trace: [ 1335.821604][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1335.821656][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1335.821701][ T32] r4:00000000 [ 1335.821726][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.821770][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1335.821883][ T32] 5d20: 7f57b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1335.821923][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1335.821951][ T32] 5d60: 900d0013 ffffffff [ 1335.821977][ T32] r5:900d0013 r4:80239bd0 [ 1335.822000][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 2 printk messages dropped ** [ 1335.822174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 3 printk messages dropped ** [ 1335.822424][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.822660][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1335.822950][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.823001][ T32] r5:00001000 r4:dffd1000 [ 1335.823023][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.823066][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.823111][ T32] r5:849a538c r4:849a5000 [ 1335.823150][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.823208][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1335.823234][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.823386][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.830378][ T32] r4:84af8400 [ 1335.830426][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.830500][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1335.830528][ T32] r4:00000001 [ 1335.830549][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.830589][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1335.830622][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.830657][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.830688][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.830756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.830788][ T32] r4:84af1fc0 [ 1335.830814][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.830851][ T32] INFO: task kworker/1:445:4691 blocked for more than 462 seconds. [ 1335.830888][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.830918][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.830941][ T32] task:kworker/1:445 state:D stack:0 pid:4691 tgid:4691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.831034][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.831125][ T32] Call trace: [ 1335.831197][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.831268][ T32] r10:829187f4 r9:eb195d84 r8:00000002 r7:60000113 r6:eb195d8c r5:8493c800 [ 1335.831300][ T32] r4:8493c800 [ 1335.831321][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.831366][ T32] r5:8493c800 r4:829187f0 [ 1335.831413][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.832315][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1335.832700][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.832818][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1335.843029][ T32] r5:00001000 r4:eb197000 ** 3 printk messages dropped ** [ 1335.843171][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1335.844094][ T32] r10:00000000 r9:8520ae00 r8:8027ed34 r7:eb191e60 r6:8515fd80 r5:8493c800 ** 6 printk messages dropped ** [ 1335.844428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1335.845190][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.845560][ T32] 5d20: 7f57b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 ** 6 printk messages dropped ** [ 1335.845913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 3 printk messages dropped ** [ 1335.846120][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.846366][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.846431][ T32] r5:849a538c r4:849a5000 [ 1335.846838][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.846899][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1335.846925][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.846975][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.847002][ T32] r4:84af8400 [ 1335.847024][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.847072][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1335.847098][ T32] r4:00000001 [ 1335.847135][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.847176][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1335.847206][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.847246][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.847281][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.848336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.848376][ T32] r4:84af1fc0 [ 1335.848866][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.848902][ T32] INFO: task kworker/1:446:4693 blocked for more than 462 seconds. [ 1335.848955][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.848988][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.849010][ T32] task:kworker/1:446 state:D stack:0 pid:4693 tgid:4693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.849541][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.849590][ T32] Call trace: [ 1335.849622][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.849672][ T32] r10:829187f4 r9:eb1a1d84 r8:00000002 r7:60000013 r6:eb1a1d8c r5:8493d400 [ 1335.849865][ T32] r4:8493d400 [ 1335.849894][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.849938][ T32] r5:8493d400 r4:829187f0 [ 1335.849978][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.850053][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.850105][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a1e08 [ 1335.850146][ T32] r4:00000000 [ 1335.850172][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.850213][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.850764][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.850829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531c780 [ 1335.851126][ T32] r4:00000000 [ 1335.851165][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.851334][ T32] r9:83018205 r8:8493d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1335.851379][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.851429][ T32] r5:00001000 r4:eb19d000 [ 1335.851863][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.851919][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.851983][ T32] r5:852c6f8c r4:852c6c00 [ 1335.852220][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.852284][ T32] r7:ddde2d40 r6:83018200 r5:852c6f8c r4:8520ae80 [ 1335.852308][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.852357][ T32] r10:61c88647 r9:8493d400 r8:8520aeac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.852404][ T32] r4:8520ae80 [ 1335.852431][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.852480][ T32] r10:00000000 r9:8520ae80 r8:8027ed34 r7:eb195e60 r6:8515fe00 r5:8493d400 [ 1335.852506][ T32] r4:00000001 [ 1335.852527][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.852564][ T32] Exception stack(0xeb1a1fb0 to 0xeb1a1ff8) [ 1335.852593][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.852627][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.852848][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.852892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.852920][ T32] r4:8531c580 [ 1335.853159][ T32] INFO: task kworker/1:446:4693 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1335.853198][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.853334][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.865298][ T32] Call trace: [ 1335.865413][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1335.865500][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1335.865533][ T32] r4:00000000 [ 1335.865556][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.865600][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1335.865660][ T32] 5d20: 7f57b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1335.865700][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1335.865728][ T32] 5d60: 900d0013 ffffffff [ 1335.865775][ T32] r5:900d0013 r4:80239bd0 [ 1335.865802][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.865855][ T32] r4:82ac11e4 [ 1335.865895][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1335.866098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 2 printk messages dropped ** [ 1335.866200][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1335.866226][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.866273][ T32] r5:00001000 r4:dffd1000 [ 1335.866295][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.866469][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.866524][ T32] r5:849a538c r4:849a5000 [ 1335.866549][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.866600][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1335.866810][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.866958][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.866991][ T32] r4:84af8400 [ 1335.867162][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.867217][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1335.867244][ T32] r4:00000001 [ 1335.867281][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.867322][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1335.867639][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.867869][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.867979][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.868156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.868192][ T32] r4:84af1fc0 [ 1335.868220][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.868253][ T32] INFO: task kworker/1:447:4695 blocked for more than 462 seconds. [ 1335.868420][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.868468][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.868547][ T32] task:kworker/1:447 state:D stack:0 pid:4695 tgid:4695 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.868619][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.868665][ T32] Call trace: [ 1335.868698][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.868754][ T32] r10:829187f4 r9:eb1add84 r8:00000002 r7:60000013 r6:eb1add8c r5:8493ec00 [ 1335.868866][ T32] r4:8493ec00 [ 1335.868927][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.868995][ T32] r5:8493ec00 r4:829187f0 [ 1335.869087][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.869134][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.869184][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1ade08 [ 1335.869211][ T32] r4:00000000 [ 1335.869233][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.869274][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.869312][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.869357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531c9c0 [ 1335.869385][ T32] r4:00000000 [ 1335.869407][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.869544][ T32] r9:83018205 r8:8493ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1335.869652][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.869735][ T32] r5:00001000 r4:eb1b5000 [ 1335.869761][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.869809][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.869861][ T32] r5:852c778c r4:852c7400 [ 1335.869920][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.869981][ T32] r7:ddde2d40 r6:83018200 r5:852c778c r4:8520af00 [ 1335.870026][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.870123][ T32] r10:61c88647 r9:8493ec00 r8:8520af2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.870202][ T32] r4:8520af00 [ 1335.870390][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.870446][ T32] r10:00000000 r9:8520af00 r8:8027ed34 r7:eb1a1e60 r6:8515fe80 r5:8493ec00 [ 1335.870487][ T32] r4:00000001 [ 1335.870538][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.870579][ T32] Exception stack(0xeb1adfb0 to 0xeb1adff8) [ 1335.870626][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.870663][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.870694][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.870816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.870925][ T32] r4:8531c740 [ 1335.871560][ T32] INFO: task kworker/1:447:4695 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1335.871603][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.871875][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.871960][ T32] Call trace: [ 1335.872009][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1335.872063][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1335.872092][ T32] r4:00000000 [ 1335.872115][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.872156][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1335.872188][ T32] 5d20: 7f57b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1335.872222][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1335.872328][ T32] 5d60: 900d0013 ffffffff [ 1335.872360][ T32] r5:900d0013 r4:80239bd0 [ 1335.872418][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.872467][ T32] r4:82ac11e4 [ 1335.872489][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.872534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1335.872648][ T32] r4:e0425dc0 [ 1335.872675][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.872739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1335.872770][ T32] r4:00000000 [ 1335.872866][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.872922][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1335.872952][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.873000][ T32] r5:00001000 r4:dffd1000 [ 1335.873022][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.873066][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.873112][ T32] r5:849a538c r4:849a5000 [ 1335.873202][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.873258][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1335.873312][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.889345][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.889398][ T32] r4:84af8400 [ 1335.889424][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.889589][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1335.889623][ T32] r4:00000001 [ 1335.889647][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.889688][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1335.889795][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.889837][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.889919][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.889959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.889988][ T32] r4:84af1fc0 [ 1335.890044][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.890122][ T32] INFO: task kworker/1:448:4696 blocked for more than 462 seconds. [ 1335.890184][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.890311][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.890409][ T32] task:kworker/1:448 state:D stack:0 pid:4696 tgid:4696 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.890478][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.890533][ T32] Call trace: [ 1335.890697][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.890754][ T32] r10:829187f4 r9:eb159d84 r8:00000002 r7:60000013 r6:eb159d8c r5:85351800 [ 1335.890881][ T32] r4:85351800 [ 1335.890929][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.891141][ T32] r5:85351800 r4:829187f0 [ 1335.891219][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.891267][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1335.891623][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.891850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531c800 ** 5 printk messages dropped ** [ 1335.892219][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1335.893230][ T32] r10:61c88647 r9:85351800 r8:8520afac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1335.905372][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.905406][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.905439][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.905474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.905501][ T32] r4:8531c740 [ 1335.905918][ T32] INFO: task kworker/1:448:4696 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1335.905963][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.906637][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.906713][ T32] Call trace: [ 1335.906748][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1335.906804][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1335.906877][ T32] r4:00000000 [ 1335.906905][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.906948][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1335.906981][ T32] 5d20: 7f57b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1335.907015][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1335.907044][ T32] 5d60: 900d0013 ffffffff [ 1335.907075][ T32] r5:900d0013 r4:80239bd0 [ 1335.907104][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.907150][ T32] r4:82ac11e4 [ 1335.907268][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.907320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1335.907349][ T32] r4:e0425dc0 [ 1335.907371][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.907577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1335.907610][ T32] r4:00000000 [ 1335.907632][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.907681][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1335.907707][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.908933][ T32] r5:00001000 r4:dffd1000 [ 1335.908974][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.909031][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.909106][ T32] r5:849a538c r4:849a5000 [ 1335.909134][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.909186][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1335.909210][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.909434][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.909466][ T32] r4:84af8400 [ 1335.909494][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.909545][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1335.910020][ T32] r4:00000001 [ 1335.910070][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.910141][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1335.910298][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.910644][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.910680][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.910731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.910762][ T32] r4:84af1fc0 [ 1335.910788][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.910818][ T32] INFO: task kworker/1:449:4700 blocked for more than 462 seconds. [ 1335.910861][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.910893][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.910915][ T32] task:kworker/1:449 state:D stack:0 pid:4700 tgid:4700 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.910966][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.911011][ T32] Call trace: [ 1335.911102][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.911192][ T32] r10:829187f4 r9:eb1a9d84 r8:00000002 r7:60000013 r6:eb1a9d8c r5:85353000 [ 1335.911223][ T32] r4:85353000 [ 1335.911246][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.911305][ T32] r5:85353000 r4:829187f0 [ 1335.911332][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.911398][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.911851][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a9e08 [ 1335.911885][ T32] r4:00000000 [ 1335.911908][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.911949][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.911988][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.912032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531cac0 [ 1335.912059][ T32] r4:00000000 [ 1335.912343][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.912396][ T32] r9:83018205 r8:85353000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1335.912552][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.912601][ T32] r5:00001000 r4:eb1c3000 [ 1335.912663][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.912709][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.912756][ T32] r5:852c7b8c r4:852c7800 [ 1335.912778][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.912840][ T32] r7:ddde2d40 r6:83018200 r5:852c7b8c r4:8531b080 [ 1335.912873][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.912927][ T32] r10:61c88647 r9:85353000 r8:8531b0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.913273][ T32] r4:8531b080 [ 1335.925583][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.925743][ T32] r10:00000000 r9:8531b080 r8:8027ed34 r7:eb1ade60 r6:8531b100 r5:85353000 [ 1335.925778][ T32] r4:00000001 [ 1335.925802][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.925843][ T32] Exception stack(0xeb1a9fb0 to 0xeb1a9ff8) [ 1335.925882][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.926047][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.926484][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.926539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.926670][ T32] r4:8531c900 [ 1335.927083][ T32] INFO: task kworker/1:449:4700 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1335.927128][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.927202][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.927870][ T32] Call trace: [ 1335.927915][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1335.927973][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1335.928002][ T32] r4:00000000 [ 1335.928023][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.928410][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1335.928451][ T32] 5d20: 7f57b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1335.928869][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1335.928903][ T32] 5d60: 900d0013 ffffffff [ 1335.928930][ T32] r5:900d0013 r4:80239bd0 [ 1335.928953][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.929001][ T32] r4:82ac11e4 [ 1335.929024][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.929069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1335.929096][ T32] r4:e0425dc0 [ 1335.929185][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.929236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1335.929264][ T32] r4:00000000 [ 1335.929286][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.929336][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1335.929362][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.929407][ T32] r5:00001000 r4:dffd1000 [ 1335.929429][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.929470][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.929537][ T32] r5:849a538c r4:849a5000 [ 1335.929564][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.929626][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1335.929654][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.929704][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.929830][ T32] r4:84af8400 [ 1335.930020][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.930122][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1335.930180][ T32] r4:00000001 [ 1335.930207][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.930269][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1335.930492][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.930532][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.931868][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.931909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.931956][ T32] r4:84af1fc0 [ 1335.932001][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.932036][ T32] INFO: task kworker/1:450:4701 blocked for more than 462 seconds. [ 1335.932073][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.932104][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.932126][ T32] task:kworker/1:450 state:D stack:0 pid:4701 tgid:4701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.932177][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.932373][ T32] Call trace: [ 1335.932409][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.933113][ T32] r10:829187f4 r9:eb1c1d84 r8:00000002 r7:60000013 r6:eb1c1d8c r5:85353c00 ** 2 printk messages dropped ** [ 1335.933257][ T32] r5:85353c00 r4:829187f0 [ 1335.933335][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.952211][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1335.952348][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.952676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531cdc0 ** 4 printk messages dropped ** [ 1335.952970][ T32] r5:00001000 r4:eb1d7000 ** 3 printk messages dropped ** [ 1335.956228][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1335.956895][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1335.957030][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.957065][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.957208][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.957247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.957276][ T32] r4:8531cbc0 [ 1335.957683][ T32] INFO: task kworker/1:450:4701 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1335.957834][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.958025][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.958131][ T32] Call trace: [ 1335.958184][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1335.958324][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1335.958357][ T32] r4:00000000 [ 1335.958379][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.958421][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1335.958454][ T32] 5d20: 7f57b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1335.958503][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1335.958536][ T32] 5d60: 900d0013 ffffffff [ 1335.958567][ T32] r5:900d0013 r4:80239bd0 [ 1335.958592][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.958637][ T32] r4:82ac11e4 [ 1335.958661][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.958707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1335.958733][ T32] r4:e0425dc0 [ 1335.958754][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.958817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1335.958852][ T32] r4:00000000 [ 1335.958913][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.958968][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1335.958994][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.959039][ T32] r5:00001000 r4:dffd1000 [ 1335.959108][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.959153][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.959216][ T32] r5:849a538c r4:849a5000 [ 1335.959322][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.959377][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1335.959583][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.959637][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.959663][ T32] r4:84af8400 [ 1335.959684][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.959732][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1335.959759][ T32] r4:00000001 [ 1335.959780][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.959816][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1335.959853][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.959912][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.960042][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.960171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.960203][ T32] r4:84af1fc0 [ 1335.960227][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.960257][ T32] INFO: task kworker/1:451:4703 blocked for more than 462 seconds. [ 1335.960293][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.960324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.960362][ T32] task:kworker/1:451 state:D stack:0 pid:4703 tgid:4703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.960585][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.960631][ T32] Call trace: [ 1335.960683][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.960733][ T32] r10:829187f4 r9:eb1cdd84 r8:00000002 r7:60000013 r6:eb1cdd8c r5:85354800 [ 1335.960760][ T32] r4:85354800 [ 1335.960781][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.960824][ T32] r5:85354800 r4:829187f0 [ 1335.960854][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.960898][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.960949][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1cde08 [ 1335.960976][ T32] r4:00000000 [ 1335.960997][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.961037][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.961122][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.961174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531ccc0 [ 1335.961201][ T32] r4:00000000 [ 1335.961222][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.961347][ T32] r9:83018205 r8:85354800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1335.961380][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.961426][ T32] r5:00001000 r4:eb1c9000 [ 1335.961449][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.961492][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.961657][ T32] r5:852c7f8c r4:852c7c00 [ 1335.961690][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.961869][ T32] r7:ddde2d40 r6:83018200 r5:852c7f8c r4:8531b280 [ 1335.962215][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.962353][ T32] r10:61c88647 r9:85354800 r8:8531b2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.962390][ T32] r4:8531b280 [ 1335.962413][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.962663][ T32] r10:00000000 r9:8531b280 r8:8027ed34 r7:eb1c1e60 r6:8531b300 r5:85354800 [ 1335.962778][ T32] r4:00000001 [ 1335.962803][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.962883][ T32] Exception stack(0xeb1cdfb0 to 0xeb1cdff8) [ 1335.962922][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.963048][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.963085][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.963125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.963416][ T32] r4:8531cc80 [ 1335.978306][ T32] INFO: task kworker/1:451:4703 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1335.978798][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.979468][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.979695][ T32] Call trace: [ 1335.980569][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1335.980640][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1335.981451][ T32] r4:00000000 [ 1335.981483][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.982020][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1335.982118][ T32] 5d20: 7f57b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1335.982421][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1335.982458][ T32] 5d60: 900d0013 ffffffff [ 1335.982487][ T32] r5:900d0013 r4:80239bd0 [ 1335.982856][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.982910][ T32] r4:82ac11e4 [ 1335.982934][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.983399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1335.991508][ T32] r4:e0425dc0 [ 1335.991606][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.991686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1335.991715][ T32] r4:00000000 [ 1335.991738][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.991789][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1335.991815][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.991885][ T32] r5:00001000 r4:dffd1000 [ 1335.991912][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.991956][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.992002][ T32] r5:849a538c r4:849a5000 [ 1335.992024][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.992076][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1335.992101][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.992150][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.992203][ T32] r4:84af8400 [ 1335.992230][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.992280][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1335.992307][ T32] r4:00000001 [ 1335.992328][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.992379][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1335.992417][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.992452][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.992483][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.992518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.992544][ T32] r4:84af1fc0 [ 1335.992569][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.992625][ T32] INFO: task kworker/1:452:4705 blocked for more than 462 seconds. [ 1335.992666][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.992696][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.992719][ T32] task:kworker/1:452 state:D stack:0 pid:4705 tgid:4705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.992881][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.992936][ T32] Call trace: [ 1335.992970][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1335.993024][ T32] r10:829187f4 r9:eb1d5d84 r8:00000002 r7:60000113 r6:eb1d5d8c r5:85355400 [ 1335.993066][ T32] r4:85355400 [ 1335.993107][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.993156][ T32] r5:85355400 r4:829187f0 [ 1335.993179][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.993221][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.993301][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d5e08 [ 1335.993392][ T32] r4:00000000 [ 1335.993450][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1335.998336][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1335.998465][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1335.998517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85222fc0 [ 1335.998573][ T32] r4:00000000 [ 1335.998603][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1335.998683][ T32] r9:83018205 r8:85355400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1335.998715][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.998765][ T32] r5:00001000 r4:eb1eb000 [ 1335.998789][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1335.998856][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.998972][ T32] r5:85388b8c r4:85388800 [ 1335.999096][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.999160][ T32] r7:ddde2d40 r6:83018200 r5:85388b8c r4:8531b380 [ 1335.999185][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.999237][ T32] r10:61c88647 r9:85355400 r8:8531b3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.999290][ T32] r4:8531b380 [ 1335.999323][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.999376][ T32] r10:00000000 r9:8531b380 r8:8027ed34 r7:eb1c1e60 r6:8531b400 r5:85355400 [ 1335.999404][ T32] r4:00000001 [ 1335.999425][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.999488][ T32] Exception stack(0xeb1d5fb0 to 0xeb1d5ff8) ** 2 printk messages dropped ** [ 1335.999594][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.000235][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.000524][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.000905][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1336.001095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 5 printk messages dropped ** [ 1336.001483][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 4 printk messages dropped ** [ 1336.001725][ T32] r5:849a538c r4:849a5000 ** 3 printk messages dropped ** [ 1336.001973][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.002059][ T32] r4:84af8400 [ 1336.002112][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.002190][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1336.002219][ T32] r4:00000001 [ 1336.002241][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.002306][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1336.002368][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.002433][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.002480][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.002528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.002558][ T32] r4:84af1fc0 [ 1336.002581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.002624][ T32] INFO: task kworker/1:453:4707 blocked for more than 462 seconds. [ 1336.002689][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.002730][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.002779][ T32] task:kworker/1:453 state:D stack:0 pid:4707 tgid:4707 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.002832][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.002919][ T32] Call trace: [ 1336.002954][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1336.003009][ T32] r10:829187f4 r9:eb1e1d84 r8:00000002 r7:60000113 r6:eb1e1d8c r5:85356000 [ 1336.003038][ T32] r4:85356000 [ 1336.003059][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.003105][ T32] r5:85356000 r4:829187f0 [ 1336.003153][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.003200][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.003250][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e1e08 [ 1336.013840][ T32] r4:00000000 [ 1336.013943][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1336.014062][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1336.014120][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.014169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851eea40 [ 1336.014262][ T32] r4:00000000 [ 1336.014341][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.014430][ T32] r9:83018205 r8:85356000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1336.014462][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.014513][ T32] r5:00001000 r4:eb1dd000 [ 1336.014536][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.014577][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.014623][ T32] r5:8538878c r4:85388400 [ 1336.014646][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.014696][ T32] r7:ddde2d40 r6:83018200 r5:8538878c r4:8531b480 [ 1336.014720][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.014769][ T32] r10:61c88647 r9:85356000 r8:8531b4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.014796][ T32] r4:8531b480 [ 1336.014831][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.014897][ T32] r10:00000000 r9:8531b480 r8:8027ed34 r7:eb1d5e60 r6:8531b500 r5:85356000 [ 1336.014926][ T32] r4:00000001 [ 1336.014975][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.015019][ T32] Exception stack(0xeb1e1fb0 to 0xeb1e1ff8) [ 1336.015058][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.015142][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.015179][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.015245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.015277][ T32] r4:8531ce80 [ 1336.015706][ T32] INFO: task kworker/1:453:4707 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1336.015749][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.015851][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.015910][ T32] Call trace: [ 1336.016024][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1336.016081][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1336.016110][ T32] r4:00000000 [ 1336.016131][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.016183][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1336.016223][ T32] 5d20: 7f57b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1336.016383][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1336.016416][ T32] 5d60: 900d0013 ffffffff [ 1336.016443][ T32] r5:900d0013 r4:80239bd0 [ 1336.016465][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.016515][ T32] r4:82ac11e4 [ 1336.016538][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.016583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1336.016611][ T32] r4:e0425dc0 [ 1336.016661][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.016739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1336.016798][ T32] r4:00000000 [ 1336.016830][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.016913][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1336.016942][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.016992][ T32] r5:00001000 r4:dffd1000 [ 1336.017014][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.017082][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.017136][ T32] r5:849a538c r4:849a5000 [ 1336.017159][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.017235][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1336.017300][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.017382][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.017440][ T32] r4:84af8400 [ 1336.017491][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.017570][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1336.017639][ T32] r4:00000001 [ 1336.017681][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.017722][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1336.017751][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.017784][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.017841][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.017888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.017918][ T32] r4:84af1fc0 [ 1336.017996][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.018099][ T32] INFO: task kworker/1:454:4709 blocked for more than 462 seconds. [ 1336.018144][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.018175][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.018214][ T32] task:kworker/1:454 state:D stack:0 pid:4709 tgid:4709 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.018338][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.018429][ T32] Call trace: [ 1336.018546][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1336.018642][ T32] r10:829187f4 r9:eb1e9d84 r8:00000002 r7:60000113 r6:eb1e9d8c r5:85356c00 [ 1336.018744][ T32] r4:85356c00 [ 1336.018778][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.018905][ T32] r5:85356c00 r4:829187f0 [ 1336.018978][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.019057][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.019111][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e9e08 [ 1336.019138][ T32] r4:00000000 [ 1336.019185][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1336.019242][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1336.019286][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.019333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b6000 [ 1336.019360][ T32] r4:00000000 [ 1336.019406][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.019459][ T32] r9:83018205 r8:85356c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1336.019528][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.019580][ T32] r5:00001000 r4:eb1fd000 [ 1336.019620][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.019691][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.019741][ T32] r5:85388f8c r4:85388c00 [ 1336.019764][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.019810][ T32] r7:ddde2d40 r6:83018200 r5:85388f8c r4:8531b580 [ 1336.019833][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.019892][ T32] r10:61c88647 r9:85356c00 r8:8531b5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.019919][ T32] r4:8531b580 [ 1336.019940][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.019986][ T32] r10:00000000 r9:8531b580 r8:8027ed34 r7:eb1d5e60 r6:8531b600 r5:85356c00 [ 1336.020012][ T32] r4:00000001 [ 1336.020034][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.020070][ T32] Exception stack(0xeb1e9fb0 to 0xeb1e9ff8) [ 1336.020127][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.020166][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.020197][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.020230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.020258][ T32] r4:852b6100 [ 1336.020487][ T32] INFO: task kworker/1:454:4709 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1336.020525][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.020642][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.020691][ T32] Call trace: [ 1336.020723][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1336.020801][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1336.020834][ T32] r4:00000000 [ 1336.020863][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.020905][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1336.020990][ T32] 5d20: 7f57b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1336.021056][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1336.021094][ T32] 5d60: 900d0013 ffffffff [ 1336.021201][ T32] r5:900d0013 r4:80239bd0 [ 1336.021252][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.021301][ T32] r4:82ac11e4 [ 1336.021324][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.021370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1336.021396][ T32] r4:e0425dc0 [ 1336.021418][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.021464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1336.021491][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1336.021579][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 4 printk messages dropped ** [ 1336.021842][ T32] r5:849a538c r4:849a5000 ** 2 printk messages dropped ** [ 1336.021949][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1336.022263][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1336.022458][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.022682][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.022711][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.022733][ T32] task:kworker/1:455 state:D stack:0 pid:4711 tgid:4711 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.022779][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.022886][ T32] Call trace: [ 1336.022924][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1336.022974][ T32] r10:829187f4 r9:eb201d84 r8:00000002 r7:60000113 r6:eb201d8c r5:85352400 [ 1336.023002][ T32] r4:85352400 [ 1336.023103][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.023153][ T32] r5:85352400 r4:829187f0 [ 1336.023180][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.023262][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.044209][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb201e08 [ 1336.044297][ T32] r4:00000000 [ 1336.044333][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1336.044422][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1336.044555][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.044619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b61c0 [ 1336.044649][ T32] r4:00000000 [ 1336.044672][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.044723][ T32] r9:83018205 r8:85352400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1336.044769][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.044826][ T32] r5:00001000 r4:eb20b000 [ 1336.044856][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.045007][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.045057][ T32] r5:8538938c r4:85389000 [ 1336.045092][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.045146][ T32] r7:ddde2d40 r6:83018200 r5:8538938c r4:8531b680 [ 1336.045193][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.045247][ T32] r10:61c88647 r9:85352400 r8:8531b6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.045276][ T32] r4:8531b680 [ 1336.045296][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.045344][ T32] r10:00000000 r9:8531b680 r8:8027ed34 r7:eb1e9e60 r6:8531b700 r5:85352400 [ 1336.045435][ T32] r4:00000001 [ 1336.045461][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.045524][ T32] Exception stack(0xeb201fb0 to 0xeb201ff8) [ 1336.045560][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.045594][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.045635][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.045672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.045827][ T32] r4:852b6240 [ 1336.046336][ T32] INFO: task kworker/1:455:4711 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1336.046380][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.046516][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.046600][ T32] Call trace: [ 1336.046684][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1336.046740][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1336.046768][ T32] r4:00000000 [ 1336.046789][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.046829][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1336.046868][ T32] 5d20: 7f57b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1336.046902][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1336.046931][ T32] 5d60: 900d0013 ffffffff [ 1336.046990][ T32] r5:900d0013 r4:80239bd0 [ 1336.047039][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.047110][ T32] r4:82ac11e4 [ 1336.047135][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.047268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1336.047298][ T32] r4:e0425dc0 [ 1336.047363][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.047412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1336.047469][ T32] r4:00000000 [ 1336.047493][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.047543][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1336.047569][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.047697][ T32] r5:00001000 r4:dffd1000 [ 1336.047812][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.047866][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.047911][ T32] r5:849a538c r4:849a5000 [ 1336.047933][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.047981][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1336.048005][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.048053][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.048079][ T32] r4:84af8400 [ 1336.048172][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.048246][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1336.048278][ T32] r4:00000001 [ 1336.048308][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.048360][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1336.048391][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.048424][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.048455][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.048488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.048525][ T32] r4:84af1fc0 [ 1336.048551][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.048580][ T32] INFO: task kworker/1:456:4713 blocked for more than 462 seconds. [ 1336.048636][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.048679][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.048711][ T32] task:kworker/1:456 state:D stack:0 pid:4713 tgid:4713 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.049198][ T32] r5:85358000 r4:829187f0 [ 1336.049222][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.049338][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.049473][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.049541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b6380 [ 1336.049573][ T32] r4:00000000 [ 1336.049595][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.049643][ T32] r9:83018205 r8:85358000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1336.049692][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.049740][ T32] r5:00001000 r4:dfa3d000 [ 1336.049771][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.049817][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.049866][ T32] r5:8538978c r4:85389400 [ 1336.049888][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.049935][ T32] r7:ddde2d40 r6:83018200 r5:8538978c r4:8531b780 [ 1336.049962][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.050056][ T32] r10:61c88647 r9:85358000 r8:8531b7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.050087][ T32] r4:8531b780 [ 1336.050108][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.050166][ T32] r10:00000000 r9:8531b780 r8:8027ed34 r7:eb201e60 r6:8531b800 r5:85358000 [ 1336.050196][ T32] r4:00000001 [ 1336.050217][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.050340][ T32] Exception stack(0xeb209fb0 to 0xeb209ff8) [ 1336.050434][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.050487][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.050519][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.050552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.050642][ T32] r4:852b6180 [ 1336.050870][ T32] INFO: task kworker/1:456:4713 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1336.050907][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.051013][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.051064][ T32] Call trace: [ 1336.051096][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1336.051148][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1336.051176][ T32] r4:00000000 [ 1336.051198][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.051237][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1336.051270][ T32] 5d20: 7f57b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1336.051306][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1336.051419][ T32] 5d60: 900d0013 ffffffff [ 1336.051449][ T32] r5:900d0013 r4:80239bd0 [ 1336.051535][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.051586][ T32] r4:82ac11e4 [ 1336.051607][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.051667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1336.051696][ T32] r4:e0425dc0 [ 1336.051720][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.051765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1336.051792][ T32] r4:00000000 [ 1336.051813][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.051955][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1336.051998][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.052047][ T32] r5:00001000 r4:dffd1000 [ 1336.052078][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.052126][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.052192][ T32] r5:849a538c r4:849a5000 [ 1336.052218][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.052268][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1336.052318][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.052382][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.052475][ T32] r4:84af8400 [ 1336.052504][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1336.052583][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1336.052746][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.052791][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.052830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.052864][ T32] r4:84af1fc0 [ 1336.052928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.052958][ T32] INFO: task kworker/1:457:4715 blocked for more than 462 seconds. [ 1336.053004][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.053037][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.053073][ T32] task:kworker/1:457 state:D stack:0 pid:4715 tgid:4715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.066914][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.067041][ T32] Call trace: [ 1336.067080][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1336.067141][ T32] r10:829187f4 r9:eb215d84 r8:00000002 r7:60000013 r6:eb215d8c r5:85358c00 [ 1336.067170][ T32] r4:85358c00 [ 1336.067198][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.067244][ T32] r5:85358c00 r4:829187f0 [ 1336.067269][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.067478][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.067534][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb215e08 [ 1336.067578][ T32] r4:00000000 [ 1336.067603][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1336.067657][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1336.067704][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.067770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b69c0 [ 1336.067823][ T32] r4:00000000 [ 1336.067865][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.067922][ T32] r9:83018205 r8:85358c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.067991][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.068083][ T32] r5:00001000 r4:e058b000 [ 1336.068110][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.068195][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.068265][ T32] r5:8538a38c r4:8538a000 [ 1336.068305][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.068360][ T32] r7:ddde2d40 r6:83018200 r5:8538a38c r4:8531b880 [ 1336.068398][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.068451][ T32] r10:61c88647 r9:85358c00 r8:8531b8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.068480][ T32] r4:8531b880 [ 1336.068517][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.068571][ T32] r10:00000000 r9:8531b880 r8:8027ed34 r7:eb209e60 r6:8531b900 r5:85358c00 [ 1336.068598][ T32] r4:00000001 [ 1336.068619][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.068657][ T32] Exception stack(0xeb215fb0 to 0xeb215ff8) [ 1336.068712][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.068753][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.068868][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.068906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.068933][ T32] r4:852b6340 [ 1336.069412][ T32] INFO: task kworker/1:457:4715 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1336.069525][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.069604][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.069670][ T32] Call trace: ** 1 printk messages dropped ** [ 1336.069788][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 5 printk messages dropped ** [ 1336.070149][ T32] 5d60: 900d0013 ffffffff ** 4 printk messages dropped ** [ 1336.070354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 3 printk messages dropped ** [ 1336.070585][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1336.070695][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 6 printk messages dropped ** [ 1336.071305][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 2 printk messages dropped ** [ 1336.071469][ T32] r4:84af8400 ** 2 printk messages dropped ** [ 1336.071582][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1336.071730][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1336.071816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.071853][ T32] r4:84af1fc0 [ 1336.071899][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.071932][ T32] INFO: task kworker/1:458:4717 blocked for more than 462 seconds. [ 1336.071984][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.072017][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.072039][ T32] task:kworker/1:458 state:D stack:0 pid:4717 tgid:4717 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.072119][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.072192][ T32] Call trace: [ 1336.072228][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1336.072303][ T32] r10:829187f4 r9:eaf11d84 r8:00000002 r7:60000013 r6:eaf11d8c r5:85359800 [ 1336.072354][ T32] r4:85359800 [ 1336.072379][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.072424][ T32] r5:85359800 r4:829187f0 [ 1336.072465][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.072520][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.072571][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf11e08 [ 1336.072644][ T32] r4:00000000 [ 1336.072669][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1336.072711][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1336.072751][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.072809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b6500 [ 1336.072839][ T32] r4:00000000 [ 1336.072873][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.072921][ T32] r9:83018205 r8:85359800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1336.072946][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.072989][ T32] r5:00001000 r4:dfc81000 [ 1336.073011][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.073050][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.073093][ T32] r5:85389b8c r4:85389800 [ 1336.073124][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.073177][ T32] r7:ddde2d40 r6:83018200 r5:85389b8c r4:8531b980 [ 1336.073200][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.073249][ T32] r10:61c88647 r9:85359800 r8:8531b9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.073310][ T32] r4:8531b980 [ 1336.085763][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.085962][ T32] r10:00000000 r9:8531b980 r8:8027ed34 r7:eb215e60 r6:8531ba00 r5:85359800 [ 1336.086031][ T32] r4:00000001 [ 1336.086081][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.086128][ T32] Exception stack(0xeaf11fb0 to 0xeaf11ff8) [ 1336.086161][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.086195][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.086233][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.086269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.086299][ T32] r4:852b6440 [ 1336.086698][ T32] INFO: task kworker/1:458:4717 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1336.086761][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.086836][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.086897][ T32] Call trace: [ 1336.086930][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1336.086985][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1336.087019][ T32] r4:00000000 [ 1336.087084][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.087131][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1336.087165][ T32] 5d20: 7f57b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1336.087220][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1336.087253][ T32] 5d60: 900d0013 ffffffff [ 1336.087279][ T32] r5:900d0013 r4:80239bd0 [ 1336.087302][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.087347][ T32] r4:82ac11e4 [ 1336.087369][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.087436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1336.087487][ T32] r4:e0425dc0 [ 1336.087513][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.087560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1336.087607][ T32] r4:00000000 [ 1336.087637][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.087693][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1336.087721][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.087767][ T32] r5:00001000 r4:dffd1000 [ 1336.087816][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.087867][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.087913][ T32] r5:849a538c r4:849a5000 [ 1336.087936][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.087984][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1336.088008][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.088056][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.088092][ T32] r4:84af8400 [ 1336.088119][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.088167][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1336.088193][ T32] r4:00000001 [ 1336.088213][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.088250][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1336.088278][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.088311][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1336.088403][ T32] r4:84af1fc0 [ 1336.088424][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1336.088579][ T32] task:kworker/1:459 state:D stack:0 pid:4718 tgid:4718 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.088944][ T32] r5:8535a400 r4:829187f0 [ 1336.088965][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1336.089083][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb15de08 ** 3 printk messages dropped ** [ 1336.089213][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.089257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b6740 [ 1336.089284][ T32] r4:00000000 [ 1336.089305][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.089354][ T32] r9:83018205 r8:8535a400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1336.089379][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.089426][ T32] r5:00001000 r4:e0467000 [ 1336.089448][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.089489][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.089533][ T32] r5:85389f8c r4:85389c00 [ 1336.089554][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.089600][ T32] r7:ddde2d40 r6:83018200 r5:85389f8c r4:8531ba80 [ 1336.089635][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.089696][ T32] r10:61c88647 r9:8535a400 r8:8531baac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.089726][ T32] r4:8531ba80 [ 1336.089747][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.089794][ T32] r10:00000000 r9:8531ba80 r8:8027ed34 r7:eb215e60 r6:8531bb00 r5:8535a400 [ 1336.089821][ T32] r4:00000001 [ 1336.089842][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.089887][ T32] Exception stack(0xeb15dfb0 to 0xeb15dff8) [ 1336.089916][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.089950][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.089981][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.090062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.090095][ T32] r4:852b6440 [ 1336.090346][ T32] INFO: task kworker/1:459:4718 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1336.090386][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.090444][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.090534][ T32] Call trace: [ 1336.090565][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1336.090618][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1336.090645][ T32] r4:00000000 [ 1336.090687][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.090732][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1336.090764][ T32] 5d20: 7f57b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1336.090797][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1336.090826][ T32] 5d60: 900d0013 ffffffff [ 1336.090867][ T32] r5:900d0013 r4:80239bd0 [ 1336.090893][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.090937][ T32] r4:82ac11e4 [ 1336.090980][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.091032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1336.091058][ T32] r4:e0425dc0 [ 1336.091111][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.091161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1336.091200][ T32] r4:00000000 [ 1336.091224][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.091273][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1336.091302][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.091357][ T32] r5:00001000 r4:dffd1000 [ 1336.091403][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.091451][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.091497][ T32] r5:849a538c r4:849a5000 [ 1336.091520][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.091568][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1336.091601][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.091663][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.091701][ T32] r4:84af8400 [ 1336.091725][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.091778][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1336.091806][ T32] r4:00000001 [ 1336.091827][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.091907][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1336.091943][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.091980][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.092039][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.092076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.092103][ T32] r4:84af1fc0 [ 1336.092134][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1336.092210][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1336.092405][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.092577][ T32] r5:8535bc00 r4:829187f0 [ 1336.092598][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.092638][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1336.092713][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.092857][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1336.093100][ T32] r5:00001000 r4:e07a5000 ** 2 printk messages dropped ** [ 1336.093297][ T32] r5:8538a78c r4:8538a400 ** 3 printk messages dropped ** [ 1336.108648][ T32] r10:61c88647 r9:8535bc00 r8:8531bbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 4 printk messages dropped ** [ 1336.108899][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1336.109104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1336.109783][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 3 printk messages dropped ** [ 1336.109976][ T32] 5d20: 7f57b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1336.110035][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1336.110064][ T32] 5d60: 900d0013 ffffffff [ 1336.110092][ T32] r5:900d0013 r4:80239bd0 [ 1336.110114][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.110158][ T32] r4:82ac11e4 [ 1336.110181][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.110226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1336.110253][ T32] r4:e0425dc0 [ 1336.110275][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.110347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1336.110378][ T32] r4:00000000 [ 1336.110400][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.110451][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1336.110488][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.110537][ T32] r5:00001000 r4:dffd1000 [ 1336.110559][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.110601][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.110667][ T32] r5:849a538c r4:849a5000 [ 1336.110693][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.110743][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1336.110766][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.110814][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.110841][ T32] r4:84af8400 [ 1336.110867][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.110936][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1336.110968][ T32] r4:00000001 [ 1336.110989][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.111047][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1336.111082][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.111136][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.111171][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.111204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.111230][ T32] r4:84af1fc0 [ 1336.111261][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.111305][ T32] INFO: task kworker/1:461:4723 blocked for more than 462 seconds. [ 1336.111342][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.111371][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.111393][ T32] task:kworker/1:461 state:D stack:0 pid:4723 tgid:4723 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.111441][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.111483][ T32] Call trace: [ 1336.111536][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1336.111601][ T32] r10:829187f4 r9:eafe1d84 r8:00000002 r7:60000013 r6:eafe1d8c r5:8535d400 [ 1336.111631][ T32] r4:8535d400 [ 1336.111662][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.111708][ T32] r5:8535d400 r4:829187f0 [ 1336.111731][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.111771][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.111823][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe1e08 [ 1336.111894][ T32] r4:00000000 [ 1336.111920][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1336.111972][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1336.112015][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.112060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b6cc0 [ 1336.112090][ T32] r4:00000000 [ 1336.112115][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.112162][ T32] r9:83018205 r8:8535d400 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1336.112188][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.112231][ T32] r5:00001000 r4:e0807000 [ 1336.112253][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.112302][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.112351][ T32] r5:8538ab8c r4:8538a800 [ 1336.112387][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.112459][ T32] r7:ddde2d40 r6:83018200 r5:8538ab8c r4:8531bc80 [ 1336.112495][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.112547][ T32] r10:61c88647 r9:8535d400 r8:8531bcac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.112596][ T32] r4:8531bc80 [ 1336.112620][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.112691][ T32] r10:00000000 r9:8531bc80 r8:8027ed34 r7:eafb9e60 r6:8531bd00 r5:8535d400 [ 1336.112723][ T32] r4:00000001 [ 1336.112744][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.112781][ T32] Exception stack(0xeafe1fb0 to 0xeafe1ff8) [ 1336.112810][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.112851][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.112884][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.112918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.112944][ T32] r4:852b6a40 [ 1336.113178][ T32] INFO: task kworker/1:461:4723 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1336.113272][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.121545][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.121635][ T32] Call trace: [ 1336.121671][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1336.121748][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1336.121791][ T32] r4:00000000 [ 1336.121958][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.122045][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1336.122116][ T32] 5d20: 7f57b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1336.122158][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1336.122457][ T32] r4:e0425dc0 [ 1336.122501][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.122589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1336.122635][ T32] r4:00000000 [ 1336.122680][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.122766][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1336.122799][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.122868][ T32] r5:00001000 r4:dffd1000 [ 1336.122896][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.123031][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.123105][ T32] r5:849a538c r4:849a5000 [ 1336.123134][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.123188][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1336.123236][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.123381][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.128828][ T32] r4:84af8400 [ 1336.128874][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.128945][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1336.128973][ T32] r4:00000001 [ 1336.128995][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.129056][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1336.129096][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.129174][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.129209][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.129243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.129271][ T32] r4:84af1fc0 [ 1336.129296][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.129327][ T32] INFO: task kworker/1:462:4725 blocked for more than 462 seconds. [ 1336.129362][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.129392][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.129427][ T32] task:kworker/1:462 state:D stack:0 pid:4725 tgid:4725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.129515][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.129568][ T32] Call trace: [ 1336.129615][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1336.129669][ T32] r10:829187f4 r9:eb031d84 r8:00000002 r7:60000113 r6:eb031d8c r5:8535e000 [ 1336.129696][ T32] r4:8535e000 [ 1336.129740][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.129788][ T32] r5:8535e000 r4:829187f0 [ 1336.129811][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.129858][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.129908][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb031e08 [ 1336.129935][ T32] r4:00000000 [ 1336.129957][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1336.130028][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1336.130080][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.130128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b6ec0 [ 1336.130178][ T32] r4:00000000 [ 1336.130227][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.130283][ T32] r9:83018205 r8:8535e000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1336.130309][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.130355][ T32] r5:00001000 r4:e48eb000 [ 1336.130376][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.130461][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.130577][ T32] r5:8538af8c r4:8538ac00 [ 1336.130604][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.130653][ T32] r7:ddde2d40 r6:83018200 r5:8538af8c r4:8531bd80 [ 1336.130694][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.130754][ T32] r10:61c88647 r9:8535e000 r8:8531bdac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.130806][ T32] r4:8531bd80 [ 1336.130834][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.130895][ T32] r10:00000000 r9:8531bd80 r8:8027ed34 r7:eafe1e60 r6:8531be00 r5:8535e000 ** 4 printk messages dropped ** [ 1336.131054][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1336.131164][ T32] r4:852b6c80 ** 1 printk messages dropped ** [ 1336.131621][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.131711][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.131764][ T32] Call trace: [ 1336.131861][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1336.131941][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1336.131973][ T32] r4:00000000 [ 1336.131994][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.132080][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1336.132117][ T32] 5d20: 7f57b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1336.132151][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1336.132190][ T32] 5d60: 900d0013 ffffffff [ 1336.132220][ T32] r5:900d0013 r4:80239bd0 [ 1336.132242][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.132290][ T32] r4:82ac11e4 [ 1336.132341][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.132394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1336.132422][ T32] r4:e0425dc0 [ 1336.132459][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.132527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1336.132560][ T32] r4:00000000 [ 1336.132635][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.132691][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1336.132733][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.132804][ T32] r5:00001000 r4:dffd1000 [ 1336.132851][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.132911][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.132959][ T32] r5:849a538c r4:849a5000 [ 1336.132982][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.133042][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1336.133195][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.133262][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.133357][ T32] r4:84af8400 [ 1336.146185][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.146287][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1336.146318][ T32] r4:00000001 [ 1336.146340][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.146383][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1336.146421][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.146462][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.146526][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.146568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.146612][ T32] r4:84af1fc0 ** 2 printk messages dropped ** [ 1336.146708][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1336.146883][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.147203][ T32] r5:8535c800 r4:829187f0 ** 1 printk messages dropped ** [ 1336.147296][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.147350][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb059e08 ** 1 printk messages dropped ** [ 1336.147432][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1336.147719][ T32] r9:83018205 r8:8535c800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 ** 6 printk messages dropped ** [ 1336.148003][ T32] r7:ddde2d40 r6:83018200 r5:8538b78c r4:8531be80 ** 4 printk messages dropped ** [ 1336.148198][ T32] r10:00000000 r9:8531be80 r8:8027ed34 r7:eb031e60 r6:8531bf00 r5:8535c800 ** 5 printk messages dropped ** [ 1336.148483][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.149124][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.149401][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 5 printk messages dropped ** [ 1336.149651][ T32] r4:82ac11e4 [ 1336.149672][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.149717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1336.149753][ T32] r4:e0425dc0 [ 1336.149868][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.149940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1336.149970][ T32] r4:00000000 [ 1336.149993][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.150078][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1336.150104][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.150161][ T32] r5:00001000 r4:dffd1000 [ 1336.150187][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.150228][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.150299][ T32] r5:849a538c r4:849a5000 [ 1336.150324][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.150387][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1336.150414][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.150478][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.150550][ T32] r4:84af8400 [ 1336.150591][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.150666][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1336.150746][ T32] r4:00000001 [ 1336.150798][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.150839][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1336.150902][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.150940][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.150971][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.151004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.151032][ T32] r4:84af1fc0 [ 1336.151055][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.151080][ T32] INFO: task kworker/1:464:4729 blocked for more than 462 seconds. [ 1336.151114][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.151154][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.151179][ T32] task:kworker/1:464 state:D stack:0 pid:4729 tgid:4729 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.151228][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.151326][ T32] Call trace: [ 1336.151361][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1336.151412][ T32] r10:829187f4 r9:eb219d84 r8:00000002 r7:60000013 r6:eb219d8c r5:84938000 [ 1336.151462][ T32] r4:84938000 [ 1336.151487][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.151531][ T32] r5:84938000 r4:829187f0 [ 1336.151552][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.151607][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.151660][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb219e08 [ 1336.151688][ T32] r4:00000000 [ 1336.151751][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1336.151795][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1336.151834][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.151934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bf000 ** 4 printk messages dropped ** [ 1336.152114][ T32] r5:00001000 r4:e8933000 ** 4 printk messages dropped ** [ 1336.152327][ T32] r7:ddde2d40 r6:83018200 r5:8538b38c r4:8531bf80 [ 1336.152374][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.152426][ T32] r10:61c88647 r9:84938000 r8:8531bfac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.152453][ T32] r4:8531bf80 [ 1336.152474][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.152520][ T32] r10:00000000 r9:8531bf80 r8:8027ed34 r7:eb059e60 r6:8515ff00 r5:84938000 [ 1336.152548][ T32] r4:00000001 [ 1336.152568][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.152618][ T32] Exception stack(0xeb219fb0 to 0xeb219ff8) [ 1336.152671][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.152710][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.152743][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.152776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.152802][ T32] r4:852bf100 [ 1336.153101][ T32] INFO: task kworker/1:464:4729 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1336.153144][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.153232][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.162971][ T32] Call trace: [ 1336.163040][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1336.163143][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1336.163198][ T32] r4:00000000 [ 1336.163268][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.164154][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1336.164202][ T32] 5d20: 7f57b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1336.164239][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1336.164267][ T32] 5d60: 900d0013 ffffffff [ 1336.164295][ T32] r5:900d0013 r4:80239bd0 [ 1336.164319][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.164376][ T32] r4:82ac11e4 [ 1336.164541][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.164607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1336.164639][ T32] r4:e0425dc0 [ 1336.164661][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.164708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1336.164735][ T32] r4:00000000 [ 1336.164768][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.164834][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1336.164873][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.164923][ T32] r5:00001000 r4:dffd1000 [ 1336.164946][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.164987][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.165030][ T32] r5:849a538c r4:849a5000 ** 1 printk messages dropped ** [ 1336.165140][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 4 printk messages dropped ** [ 1336.165308][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 5 printk messages dropped ** [ 1336.165601][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1336.165870][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1336.166305][ T32] r5:8493e000 r4:829187f0 ** 1 printk messages dropped ** [ 1336.166406][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.166471][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb21de08 ** 2 printk messages dropped ** [ 1336.166615][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1336.166771][ T32] r4:00000000 [ 1336.166863][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.166916][ T32] r9:83018205 r8:8493e000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.166946][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.166991][ T32] r5:00001000 r4:eaae1000 [ 1336.167015][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.167072][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.167121][ T32] r5:8538bf8c r4:8538bc00 [ 1336.167268][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.167330][ T32] r7:ddde2d40 r6:83018200 r5:8538bf8c r4:852ba000 [ 1336.167367][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.167419][ T32] r10:61c88647 r9:8493e000 r8:852ba02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.167447][ T32] r4:852ba000 [ 1336.167470][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.167542][ T32] r10:00000000 r9:852ba000 r8:8027ed34 r7:eb059e60 r6:8515ff80 r5:8493e000 [ 1336.167573][ T32] r4:00000001 [ 1336.167594][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.167631][ T32] Exception stack(0xeb21dfb0 to 0xeb21dff8) [ 1336.167680][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.167718][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.167768][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.167879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.167930][ T32] r4:852bf1c0 [ 1336.168401][ T32] INFO: task kworker/1:465:4730 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1336.168446][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.168529][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.168584][ T32] Call trace: [ 1336.168614][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1336.168667][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1336.168694][ T32] r4:00000000 [ 1336.168714][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.168779][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1336.168823][ T32] 5d20: 7f57b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1336.168866][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1336.168895][ T32] 5d60: 900d0013 ffffffff [ 1336.168922][ T32] r5:900d0013 r4:80239bd0 [ 1336.168953][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.169018][ T32] r4:82ac11e4 [ 1336.169043][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.169089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1336.169120][ T32] r4:e0425dc0 [ 1336.169142][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.169210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1336.169240][ T32] r4:00000000 [ 1336.169262][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.169310][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1336.169335][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.169380][ T32] r5:00001000 r4:dffd1000 [ 1336.169402][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.169442][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.169485][ T32] r5:849a538c r4:849a5000 [ 1336.169507][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.169565][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1336.169592][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.169642][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.169701][ T32] r4:84af8400 [ 1336.169757][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.169824][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1336.169897][ T32] r4:00000001 [ 1336.169923][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.169961][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1336.169990][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.170072][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.170130][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.170190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.170221][ T32] r4:84af1fc0 [ 1336.170244][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.170294][ T32] INFO: task kworker/1:466:4733 blocked for more than 462 seconds. [ 1336.170328][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.170356][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.170395][ T32] task:kworker/1:466 state:D stack:0 pid:4733 tgid:4733 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.170447][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.170489][ T32] Call trace: [ 1336.170520][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1336.170579][ T32] r10:829187f4 r9:eaf15d84 r8:00000002 r7:60000113 r6:eaf15d8c r5:85326c00 [ 1336.170609][ T32] r4:85326c00 [ 1336.170630][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.170692][ T32] r5:85326c00 r4:829187f0 [ 1336.170744][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.170814][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.170875][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf15e08 [ 1336.170902][ T32] r4:00000000 [ 1336.170946][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1336.170994][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1336.171035][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.171079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bf400 [ 1336.171118][ T32] r4:00000000 [ 1336.171142][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.171260][ T32] r9:83018205 r8:85326c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1336.171292][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.171341][ T32] r5:00001000 r4:eaab7000 [ 1336.171365][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.171405][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.171449][ T32] r5:8538bb8c r4:8538b800 [ 1336.171473][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.171529][ T32] r7:ddde2d40 r6:83018200 r5:8538bb8c r4:852ba080 [ 1336.171557][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.171607][ T32] r10:61c88647 r9:85326c00 r8:852ba0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.171634][ T32] r4:852ba080 [ 1336.171654][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.171700][ T32] r10:00000000 r9:852ba080 r8:8027ed34 r7:eb21de60 r6:852c2000 r5:85326c00 [ 1336.171727][ T32] r4:00000001 [ 1336.171768][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.171825][ T32] Exception stack(0xeaf15fb0 to 0xeaf15ff8) [ 1336.171884][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.171924][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1336.172289][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.172661][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 5 printk messages dropped ** [ 1336.172866][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1336.172938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1336.172964][ T32] r4:e0425dc0 [ 1336.172986][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.173041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1336.173071][ T32] r4:00000000 [ 1336.173100][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.173153][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1336.173200][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.173248][ T32] r5:00001000 r4:dffd1000 [ 1336.173341][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.193071][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.193190][ T32] r5:849a538c r4:849a5000 [ 1336.193220][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.193295][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1336.193935][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.194106][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.194175][ T32] r4:84af8400 [ 1336.194202][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.194281][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1336.194360][ T32] r4:00000001 [ 1336.194387][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.194429][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1336.194461][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.194504][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.194539][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.194573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.194599][ T32] r4:84af1fc0 [ 1336.194626][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.194669][ T32] INFO: task kworker/1:467:4736 blocked for more than 462 seconds. [ 1336.194708][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.194739][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.194762][ T32] task:kworker/1:467 state:D stack:0 pid:4736 tgid:4736 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.194822][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.194889][ T32] Call trace: [ 1336.194949][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1336.195005][ T32] r10:829187f4 r9:eb22dd84 r8:00000002 r7:60000013 r6:eb22dd8c r5:85338c00 [ 1336.195048][ T32] r4:85338c00 [ 1336.195073][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.195117][ T32] r5:85338c00 r4:829187f0 [ 1336.195161][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.195207][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.195282][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb22de08 [ 1336.195334][ T32] r4:00000000 [ 1336.195360][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1336.195438][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1336.195493][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.195541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bf680 [ 1336.195571][ T32] r4:00000000 [ 1336.195594][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.195645][ T32] r9:83018205 r8:85338c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1336.195672][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.195725][ T32] r5:00001000 r4:eab13000 [ 1336.195748][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.195792][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.195873][ T32] r5:8539438c r4:85394000 [ 1336.195900][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.195957][ T32] r7:ddde2d40 r6:83018200 r5:8539438c r4:852ba100 [ 1336.195984][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.196043][ T32] r10:61c88647 r9:85338c00 r8:852ba12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.196095][ T32] r4:852ba100 [ 1336.196140][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.196209][ T32] r10:00000000 r9:852ba100 r8:8027ed34 r7:eb21de60 r6:852c2080 r5:85338c00 [ 1336.196240][ T32] r4:00000001 [ 1336.196262][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.196320][ T32] Exception stack(0xeb22dfb0 to 0xeb22dff8) [ 1336.196352][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.196385][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.196417][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.196450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.196498][ T32] r4:852bf540 [ 1336.196939][ T32] INFO: task kworker/1:467:4736 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1336.196980][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.197073][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.197132][ T32] Call trace: [ 1336.197163][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1336.197214][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1336.197283][ T32] r4:00000000 [ 1336.197331][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.197376][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1336.197433][ T32] 5d20: 7f57b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1336.197498][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1336.197530][ T32] 5d60: 900d0013 ffffffff [ 1336.197556][ T32] r5:900d0013 r4:80239bd0 [ 1336.197578][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.197622][ T32] r4:82ac11e4 [ 1336.197660][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.197732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1336.197760][ T32] r4:e0425dc0 [ 1336.197781][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.197849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1336.197881][ T32] r4:00000000 [ 1336.197902][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.197978][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1336.198043][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.198130][ T32] r5:00001000 r4:dffd1000 [ 1336.198181][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.198238][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.198298][ T32] r5:849a538c r4:849a5000 [ 1336.198339][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.198391][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1336.198414][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.198462][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.198491][ T32] r4:84af8400 [ 1336.198514][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.198563][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1336.198589][ T32] r4:00000001 [ 1336.198609][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.198646][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1336.198682][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.198715][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.198775][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.198840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.198876][ T32] r4:84af1fc0 [ 1336.198898][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.198923][ T32] INFO: task kworker/1:468:4738 blocked for more than 462 seconds. [ 1336.198953][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.198980][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1336.199173][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.199401][ T32] r5:8533a400 r4:829187f0 ** 1 printk messages dropped ** [ 1336.199467][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.199516][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb235e08 ** 1 printk messages dropped ** [ 1336.199594][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1336.199773][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.199901][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1336.200144][ T32] r7:ddde2d40 r6:83018200 r5:85395f8c r4:852ba180 [ 1336.200169][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.200216][ T32] r10:61c88647 r9:8533a400 r8:852ba1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.200242][ T32] r4:852ba180 [ 1336.200284][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.200336][ T32] r10:00000000 r9:852ba180 r8:8027ed34 r7:eb22de60 r6:852c2100 r5:8533a400 [ 1336.200363][ T32] r4:00000001 [ 1336.200383][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.200420][ T32] Exception stack(0xeb235fb0 to 0xeb235ff8) [ 1336.200452][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.200487][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.200520][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.200555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.200583][ T32] r4:852bf5c0 [ 1336.200878][ T32] INFO: task kworker/1:468:4738 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1336.200922][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.200981][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.201053][ T32] Call trace: [ 1336.201110][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1336.201198][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1336.201255][ T32] r4:00000000 [ 1336.201307][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.201360][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1336.201392][ T32] 5d20: 7f57b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1336.201428][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1336.201456][ T32] 5d60: 900d0013 ffffffff [ 1336.201509][ T32] r5:900d0013 r4:80239bd0 [ 1336.201535][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.201589][ T32] r4:82ac11e4 [ 1336.201623][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.201672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1336.201708][ T32] r4:e0425dc0 [ 1336.201741][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.201786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1336.201835][ T32] r4:00000000 [ 1336.201865][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.201942][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1336.201986][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.202102][ T32] r5:00001000 r4:dffd1000 [ 1336.202150][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.202196][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.202240][ T32] r5:849a538c r4:849a5000 [ 1336.202270][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.202324][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1336.202352][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.202451][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.202489][ T32] r4:84af8400 [ 1336.202534][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.202589][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1336.202617][ T32] r4:00000001 [ 1336.202658][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.202699][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1336.202737][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.202773][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.202804][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.202837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.202892][ T32] r4:84af1fc0 [ 1336.202917][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.202955][ T32] INFO: task kworker/1:469:4740 blocked for more than 462 seconds. [ 1336.203011][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.203042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.203079][ T32] task:kworker/1:469 state:D stack:0 pid:4740 tgid:4740 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.203178][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.203263][ T32] Call trace: [ 1336.214909][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1336.215000][ T32] r10:829187f4 r9:eb255d84 r8:00000002 r7:60000013 r6:eb255d8c r5:85338000 [ 1336.215030][ T32] r4:85338000 [ 1336.215075][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.215129][ T32] r5:85338000 r4:829187f0 [ 1336.215153][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.215196][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.215245][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb255e08 [ 1336.215282][ T32] r4:00000000 [ 1336.215306][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1336.215346][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1336.215389][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.215433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bf740 [ 1336.215491][ T32] r4:00000000 [ 1336.215521][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.215577][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1336.215612][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.215664][ T32] r5:00001000 r4:eac4d000 [ 1336.215708][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.215756][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.215804][ T32] r5:8539478c r4:85394400 [ 1336.215828][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.216007][ T32] r10:61c88647 r9:85338000 r8:852ba22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1336.216267][ T32] Exception stack(0xeb255fb0 to 0xeb255ff8) ** 3 printk messages dropped ** [ 1336.216429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1336.216976][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.217027][ T32] Call trace: [ 1336.217105][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1336.217162][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1336.217212][ T32] r4:00000000 [ 1336.217237][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.217280][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1336.217312][ T32] 5d20: 7f57b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1336.217367][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1336.217422][ T32] 5d60: 900d0013 ffffffff [ 1336.217472][ T32] r5:900d0013 r4:80239bd0 [ 1336.217518][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.217565][ T32] r4:82ac11e4 [ 1336.217587][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.217633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1336.217660][ T32] r4:e0425dc0 [ 1336.217681][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.217726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1336.217752][ T32] r4:00000000 [ 1336.217773][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.217825][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1336.217860][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.217906][ T32] r5:00001000 r4:dffd1000 [ 1336.217949][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.217995][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.218092][ T32] r5:849a538c r4:849a5000 [ 1336.218142][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.218199][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1336.218223][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.218271][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.218298][ T32] r4:84af8400 [ 1336.218319][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.218366][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1336.218392][ T32] r4:00000001 [ 1336.218414][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.218460][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1336.218493][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.218526][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.218557][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.218592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.218618][ T32] r4:84af1fc0 [ 1336.218663][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.218708][ T32] INFO: task kworker/1:470:4741 blocked for more than 462 seconds. [ 1336.218746][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.218797][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.218824][ T32] task:kworker/1:470 state:D stack:0 pid:4741 tgid:4741 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.218892][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.219023][ T32] Call trace: [ 1336.219058][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1336.219113][ T32] r10:829187f4 r9:eb25dd84 r8:00000002 r7:60000113 r6:eb25dd8c r5:8533bc00 [ 1336.219142][ T32] r4:8533bc00 ** 2 printk messages dropped ** [ 1336.219275][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.219320][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1336.219498][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1336.219772][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 ** 4 printk messages dropped ** [ 1336.220031][ T32] r5:85394b8c r4:85394800 ** 3 printk messages dropped ** [ 1336.220218][ T32] r10:61c88647 r9:8533bc00 r8:852ba2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.220244][ T32] r4:852ba280 [ 1336.220265][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.220311][ T32] r10:00000000 r9:852ba280 r8:8027ed34 r7:eb235e60 r6:852c2200 r5:8533bc00 [ 1336.220358][ T32] r4:00000001 [ 1336.220383][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.220431][ T32] Exception stack(0xeb25dfb0 to 0xeb25dff8) [ 1336.220484][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.220522][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.220553][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.220586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.220612][ T32] r4:852bf780 [ 1336.220909][ T32] INFO: task kworker/1:470:4741 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1336.220983][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.221067][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.221158][ T32] Call trace: [ 1336.221215][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1336.221270][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1336.221344][ T32] r4:00000000 [ 1336.221421][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.221470][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1336.221503][ T32] 5d20: 7f57b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1336.221539][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1336.221583][ T32] 5d60: 900d0013 ffffffff [ 1336.221612][ T32] r5:900d0013 r4:80239bd0 [ 1336.221635][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.221677][ T32] r4:82ac11e4 [ 1336.221699][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.221785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1336.221837][ T32] r4:e0425dc0 [ 1336.221882][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.221932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1336.221959][ T32] r4:00000000 [ 1336.221979][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.222076][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1336.222129][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.222180][ T32] r5:00001000 r4:dffd1000 [ 1336.222205][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.222246][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.222302][ T32] r5:849a538c r4:849a5000 [ 1336.222393][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.222447][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1336.222471][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.222523][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.222552][ T32] r4:84af8400 [ 1336.222573][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.222621][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1336.222648][ T32] r4:00000001 [ 1336.222669][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1336.223018][ T32] INFO: task kworker/1:471:4743 blocked for more than 462 seconds. ** 10 printk messages dropped ** [ 1336.241178][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.241236][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1336.241590][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.241943][ T32] r5:85394f8c r4:85394c00 ** 7 printk messages dropped ** [ 1336.242316][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1336.242594][ T32] r4:852bf880 ** 5 printk messages dropped ** [ 1336.249892][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 13 printk messages dropped ** [ 1336.250520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 11 printk messages dropped ** [ 1336.251088][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1336.251320][ T32] r4:00000001 [ 1336.251349][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.251388][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1336.251429][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.251468][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.251520][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.251557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.251583][ T32] r4:84af1fc0 [ 1336.251610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.251641][ T32] INFO: task kworker/1:472:4746 blocked for more than 462 seconds. [ 1336.251675][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.251759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.251808][ T32] task:kworker/1:472 state:D stack:0 pid:4746 tgid:4746 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.251877][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.251926][ T32] Call trace: [ 1336.251984][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1336.252035][ T32] r10:829187f4 r9:eb271d84 r8:00000002 r7:60000013 r6:eb271d8c r5:8533c800 [ 1336.252063][ T32] r4:8533c800 [ 1336.252088][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.252136][ T32] r5:8533c800 r4:829187f0 [ 1336.252159][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.252200][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.252248][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb271e08 [ 1336.252285][ T32] r4:00000000 [ 1336.252313][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1336.252355][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1336.252394][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.252449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bfb00 [ 1336.252501][ T32] r4:00000000 [ 1336.252525][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.252573][ T32] r9:83018205 r8:8533c800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1336.252618][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.252689][ T32] r5:00001000 r4:eaee5000 [ 1336.252714][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.252756][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.252799][ T32] r5:8539538c r4:85395000 [ 1336.252821][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1336.252987][ T32] r4:852ba380 ** 6 printk messages dropped ** [ 1336.253248][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1336.260512][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1336.260894][ T32] r4:e0425dc0 ** 3 printk messages dropped ** [ 1336.261007][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1336.261503][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1336.261913][ T32] r4:84af1fc0 ** 5 printk messages dropped ** [ 1336.262168][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.262529][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1336.262918][ T32] r9:83018205 r8:85339800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 9 printk messages dropped ** [ 1336.271938][ T32] r4:852ba400 ** 6 printk messages dropped ** [ 1336.272218][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.273104][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1336.278715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 9 printk messages dropped ** [ 1336.279290][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.279355][ T32] r5:849a538c r4:849a5000 [ 1336.279466][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.279534][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1336.279563][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.279612][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.279651][ T32] r4:84af8400 [ 1336.279677][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.279726][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1336.279767][ T32] r4:00000001 [ 1336.279792][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.279830][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1336.279888][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.279925][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.279957][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.279989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.280062][ T32] r4:84af1fc0 [ 1336.280090][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.280121][ T32] INFO: task kworker/1:474:4750 blocked for more than 462 seconds. [ 1336.280168][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.280216][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.280263][ T32] task:kworker/1:474 state:D stack:0 pid:4750 tgid:4750 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.280324][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.280370][ T32] Call trace: [ 1336.280419][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1336.280473][ T32] r10:829187f4 r9:eb281d84 r8:00000002 r7:60000013 r6:eb281d8c r5:8533d400 [ 1336.280515][ T32] r4:8533d400 [ 1336.280562][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.280608][ T32] r5:8533d400 r4:829187f0 [ 1336.280724][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.280803][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.280863][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb281e08 [ 1336.280891][ T32] r4:00000000 [ 1336.280912][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1336.280965][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1336.281010][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.281068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bfe00 [ 1336.281199][ T32] r4:00000000 [ 1336.281226][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.281277][ T32] r9:83018205 r8:8533d400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1336.281302][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.281360][ T32] r5:00001000 r4:eaf23000 [ 1336.281462][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.281517][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.281583][ T32] r5:85395b8c r4:85395800 [ 1336.281611][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.281661][ T32] r7:ddde2d40 r6:83018200 r5:85395b8c r4:852ba480 [ 1336.281685][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.281732][ T32] r10:61c88647 r9:8533d400 r8:852ba4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.281772][ T32] r4:852ba480 [ 1336.281797][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.281866][ T32] r10:00000000 r9:852ba480 r8:8027ed34 r7:eb235e60 r6:852c2400 r5:8533d400 [ 1336.281896][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1336.282067][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1336.283082][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 10 printk messages dropped ** [ 1336.292349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 6 printk messages dropped ** [ 1336.292654][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.292723][ T32] r5:849a538c r4:849a5000 [ 1336.292750][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.292823][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1336.292865][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.292918][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.292946][ T32] r4:84af8400 [ 1336.292989][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.293074][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1336.293105][ T32] r4:00000001 [ 1336.293127][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.293166][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1336.293198][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.293245][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.293370][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.298136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.298240][ T32] r4:84af1fc0 [ 1336.298287][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.298323][ T32] INFO: task kworker/1:475:4752 blocked for more than 462 seconds. [ 1336.298360][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.298404][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.298474][ T32] task:kworker/1:475 state:D stack:0 pid:4752 tgid:4752 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.298553][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.298668][ T32] Call trace: [ 1336.298723][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1336.298786][ T32] r10:829187f4 r9:eb221d84 r8:00000002 r7:60000113 r6:eb221d8c r5:85360c00 [ 1336.298849][ T32] r4:85360c00 [ 1336.298880][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.298925][ T32] r5:85360c00 r4:829187f0 [ 1336.298989][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.299036][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.299107][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb221e08 ** 5 printk messages dropped ** [ 1336.299433][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.299715][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1336.300241][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.301237][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 13 printk messages dropped ** [ 1336.301823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 9 printk messages dropped ** [ 1336.302401][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 9 printk messages dropped ** [ 1336.302784][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.303110][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.314767][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1336.315434][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.316122][ T32] r5:85396b8c r4:85396800 ** 6 printk messages dropped ** [ 1336.316743][ T32] r10:00000000 r9:852ba600 r8:8027ed34 r7:eb221e60 r6:852ba680 r5:85361800 ** 9 printk messages dropped ** [ 1336.318332][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1336.319679][ T32] r4:e0425dc0 ** 5 printk messages dropped ** [ 1336.320185][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1336.321123][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 11 printk messages dropped ** [ 1336.321983][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1336.323067][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1336.344721][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1336.344840][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.344958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d2040 [ 1336.345037][ T32] r4:00000000 [ 1336.345142][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.345275][ T32] r9:83018205 r8:85362400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1336.345356][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.345472][ T32] r5:00001000 r4:eb027000 [ 1336.345583][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.345681][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.345778][ T32] r5:8539678c r4:85396400 [ 1336.345829][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.345940][ T32] r7:ddde2d40 r6:83018200 r5:8539678c r4:852ba700 [ 1336.346031][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.346145][ T32] r10:61c88647 r9:85362400 r8:852ba72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.346203][ T32] r4:852ba700 [ 1336.346250][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.346350][ T32] r10:00000000 r9:852ba700 r8:8027ed34 r7:eb27de60 r6:852ba780 r5:85362400 [ 1336.346410][ T32] r4:00000001 [ 1336.346464][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.346614][ T32] Exception stack(0xeb289fb0 to 0xeb289ff8) [ 1336.346693][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.346789][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.346887][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.346961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.347026][ T32] r4:853d21c0 [ 1336.347756][ T32] INFO: task kworker/1:477:4756 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1336.347892][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.348056][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.348163][ T32] Call trace: [ 1336.348287][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1336.348411][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1336.348493][ T32] r4:00000000 [ 1336.348604][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.348707][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1336.348783][ T32] 5d20: 7f57b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1336.348866][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1336.348928][ T32] 5d60: 900d0013 ffffffff [ 1336.348983][ T32] r5:900d0013 r4:80239bd0 [ 1336.349031][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.349123][ T32] r4:82ac11e4 [ 1336.349190][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.349319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1336.349420][ T32] r4:e0425dc0 [ 1336.349487][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.349621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1336.349694][ T32] r4:00000000 [ 1336.349747][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.349878][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1336.349942][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.350938][ T32] r5:00001000 r4:dffd1000 [ 1336.351006][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.351129][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.351264][ T32] r5:849a538c r4:849a5000 [ 1336.351362][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.351484][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1336.351540][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.351651][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.351709][ T32] r4:84af8400 [ 1336.351754][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.351867][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1336.351935][ T32] r4:00000001 [ 1336.351986][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.352118][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1336.352195][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.352272][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.352337][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.352414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.352478][ T32] r4:84af1fc0 [ 1336.352534][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.352631][ T32] INFO: task kworker/1:478:4757 blocked for more than 462 seconds. [ 1336.352721][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.352797][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.352863][ T32] task:kworker/1:478 state:D stack:0 pid:4757 tgid:4757 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.353033][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.353166][ T32] Call trace: [ 1336.353262][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1336.372629][ T32] r10:829187f4 r9:eb28dd84 r8:00000002 r7:60000013 r6:eb28dd8c r5:85363000 [ 1336.372799][ T32] r4:85363000 [ 1336.372882][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.373025][ T32] r5:85363000 r4:829187f0 [ 1336.373135][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.373258][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.374241][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb28de08 [ 1336.374316][ T32] r4:00000000 [ 1336.374401][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1336.374518][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1336.374605][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.374726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d2400 [ 1336.374793][ T32] r4:00000000 [ 1336.374842][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.374964][ T32] r9:83018205 r8:85363000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1336.375022][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.375152][ T32] r5:00001000 r4:eb053000 [ 1336.375213][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.375304][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.375401][ T32] r5:85396f8c r4:85396c00 [ 1336.375451][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.375600][ T32] r7:ddde2d40 r6:83018200 r5:85396f8c r4:852ba800 [ 1336.375663][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.375768][ T32] r10:61c88647 r9:85363000 r8:852ba82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.375826][ T32] r4:852ba800 [ 1336.375884][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1336.376537][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.378223][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1336.378962][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1336.379351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 11 printk messages dropped ** [ 1336.380362][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1336.381249][ T32] INFO: task kworker/1:479:4761 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1336.382101][ T32] r5:85363c00 r4:829187f0 ** 1 printk messages dropped ** [ 1336.382248][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1336.382576][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1336.403290][ T32] r7:ddde2d40 r6:83018200 r5:8539738c r4:852ba900 ** 9 printk messages dropped ** [ 1336.404879][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1336.406811][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 9 printk messages dropped ** [ 1336.407672][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.407828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1336.407905][ T32] r4:00000000 [ 1336.407961][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.408104][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1336.408188][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.409057][ T32] r4:84af8400 ** 7 printk messages dropped ** [ 1336.409882][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.410564][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.411263][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1336.411467][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1336.412271][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.413105][ T32] Exception stack(0xeb295fb0 to 0xeb295ff8) ** 7 printk messages dropped ** [ 1336.430215][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1336.431313][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1336.431655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 10 printk messages dropped ** [ 1336.432493][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1336.445629][ T32] r4:84af1fc0 ** 5 printk messages dropped ** [ 1336.446302][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.447117][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1336.447423][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.448284][ T32] r5:85397f8c r4:85397c00 ** 7 printk messages dropped ** [ 1336.448863][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.449449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1336.451161][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 9 printk messages dropped ** [ 1336.451901][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1336.452418][ T32] r5:00001000 r4:dffd1000 [ 1336.452486][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.452577][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.452681][ T32] r5:849a538c r4:849a5000 [ 1336.452733][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.452839][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1336.452918][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.453022][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.453076][ T32] r4:84af8400 [ 1336.453124][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.453253][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1336.453316][ T32] r4:00000001 [ 1336.470415][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.470643][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1336.470753][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.470852][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.470937][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.471021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.471089][ T32] r4:84af1fc0 [ 1336.471148][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.471231][ T32] INFO: task kworker/1:482:4766 blocked for more than 462 seconds. [ 1336.471316][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.471404][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.471487][ T32] task:kworker/1:482 state:D stack:0 pid:4766 tgid:4766 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.471650][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.471759][ T32] Call trace: [ 1336.471835][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1336.471977][ T32] r10:829187f4 r9:eb29dd84 r8:00000002 r7:60000013 r6:eb29dd8c r5:85366000 [ 1336.472045][ T32] r4:85366000 [ 1336.472099][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1336.472372][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.472478][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb29de08 [ 1336.472539][ T32] r4:00000000 [ 1336.472603][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1336.472700][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1336.472800][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.472908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d2740 [ 1336.472967][ T32] r4:00000000 [ 1336.473016][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.473134][ T32] r9:83018205 r8:85366000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1336.473199][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.473324][ T32] r5:00001000 r4:eb08b000 [ 1336.473459][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.481728][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.481918][ T32] r5:85397b8c r4:85397800 [ 1336.481974][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.482113][ T32] r7:ddde2d40 r6:83018200 r5:85397b8c r4:852bac00 [ 1336.482173][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.482282][ T32] r10:61c88647 r9:85366000 r8:852bac2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1336.482971][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1336.485280][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1336.486111][ T32] r4:e0425dc0 ** 5 printk messages dropped ** [ 1336.486568][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1336.487570][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 9 printk messages dropped ** [ 1336.488378][ T32] INFO: task kworker/1:483:4768 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1336.489332][ T32] r5:85366c00 r4:829187f0 ** 1 printk messages dropped ** [ 1336.489514][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1336.490392][ T32] r9:83018205 r8:85366c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 ** 9 printk messages dropped ** [ 1336.491221][ T32] r4:852bad00 [ 1336.491299][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.491428][ T32] r10:00000000 r9:852bad00 r8:8027ed34 r7:eb299e60 r6:852bad80 r5:85366c00 [ 1336.491493][ T32] r4:00000001 [ 1336.491541][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.491621][ T32] Exception stack(0xeb2a1fb0 to 0xeb2a1ff8) [ 1336.491684][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.491774][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.491866][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.491941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.492003][ T32] r4:853d29c0 [ 1336.492550][ T32] INFO: task kworker/1:483:4768 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1336.492709][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.492874][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.493035][ T32] Call trace: [ 1336.493121][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1336.493239][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1336.511828][ T32] r4:00000000 [ 1336.512019][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.512170][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1336.512253][ T32] 5d20: 7f57b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1336.512329][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1336.512392][ T32] 5d60: 900d0013 ffffffff [ 1336.512456][ T32] r5:900d0013 r4:80239bd0 [ 1336.512506][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.512601][ T32] r4:82ac11e4 [ 1336.512678][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.512789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1336.512863][ T32] r4:e0425dc0 [ 1336.513015][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.513124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1336.513192][ T32] r4:00000000 [ 1336.513248][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.518152][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1336.518272][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.518409][ T32] r5:00001000 r4:dffd1000 [ 1336.518463][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.518566][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1336.519308][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 11 printk messages dropped ** [ 1336.520254][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1336.521251][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1336.521468][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1336.522386][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.535331][ T32] Exception stack(0xeb2a9fb0 to 0xeb2a9ff8) ** 6 printk messages dropped ** [ 1336.536696][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1336.538189][ T32] r4:e0425dc0 ** 5 printk messages dropped ** [ 1336.538635][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1336.539545][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 7 printk messages dropped ** [ 1336.540187][ T32] r4:84af1fc0 ** 5 printk messages dropped ** [ 1336.540610][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.541333][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1336.541681][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1336.542749][ T32] r7:ddde2d40 r6:83018200 r5:8539c78c r4:852baf00 ** 5 printk messages dropped ** [ 1336.543241][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.560443][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.562035][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 5 printk messages dropped ** [ 1336.562655][ T32] 5d60: 900d0013 ffffffff [ 1336.562717][ T32] r5:900d0013 r4:80239bd0 [ 1336.562771][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.562878][ T32] r4:82ac11e4 [ 1336.562936][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.563045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1336.563115][ T32] r4:e0425dc0 [ 1336.563167][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.563269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1336.571451][ T32] r4:00000000 [ 1336.571548][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.571710][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1336.571776][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.571898][ T32] r5:00001000 r4:dffd1000 [ 1336.571983][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.572123][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.572256][ T32] r5:849a538c r4:849a5000 [ 1336.572316][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.572424][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1336.572481][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.572589][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.572669][ T32] r4:84af8400 [ 1336.572728][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.572852][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1336.572921][ T32] r4:00000001 [ 1336.572971][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.573070][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1336.573157][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.573230][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.581686][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.581866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.581953][ T32] r4:84af1fc0 [ 1336.582093][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.582191][ T32] INFO: task kworker/1:486:4774 blocked for more than 463 seconds. [ 1336.582274][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.582343][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.582396][ T32] task:kworker/1:486 state:D stack:0 pid:4774 tgid:4774 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.582512][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.582643][ T32] Call trace: [ 1336.582763][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1336.582897][ T32] r10:829187f4 r9:eb2b1d84 r8:00000002 r7:60000013 r6:eb2b1d8c r5:85368c00 [ 1336.582964][ T32] r4:85368c00 [ 1336.583030][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.583142][ T32] r5:85368c00 r4:829187f0 [ 1336.583191][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.583278][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.584291][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b1e08 [ 1336.584380][ T32] r4:00000000 [ 1336.584517][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1336.584653][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1336.584762][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.584871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853da1c0 [ 1336.584948][ T32] r4:00000000 [ 1336.585016][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.585143][ T32] r9:83018205 r8:85368c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1336.585215][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.585330][ T32] r5:00001000 r4:eb0e1000 [ 1336.585393][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.585499][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.585598][ T32] r5:8539cf8c r4:8539cc00 [ 1336.585702][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.585805][ T32] r7:ddde2d40 r6:83018200 r5:8539cf8c r4:853df000 [ 1336.585863][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.585961][ T32] r10:61c88647 r9:85368c00 r8:853df02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.586098][ T32] r4:853df000 [ 1336.586171][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.586293][ T32] r10:00000000 r9:853df000 r8:8027ed34 r7:eb2a1e60 r6:853df080 r5:85368c00 [ 1336.586360][ T32] r4:00000001 [ 1336.586412][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.586499][ T32] Exception stack(0xeb2b1fb0 to 0xeb2b1ff8) [ 1336.586595][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.586690][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.586790][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.586884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.586960][ T32] r4:853d2ec0 [ 1336.587683][ T32] INFO: task kworker/1:486:4774 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1336.587809][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.587983][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.588117][ T32] Call trace: [ 1336.588267][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1336.588397][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1336.588510][ T32] r4:00000000 [ 1336.588571][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.588675][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1336.588750][ T32] 5d20: 7f57b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1336.588833][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1336.588918][ T32] 5d60: 900d0013 ffffffff [ 1336.588994][ T32] r5:900d0013 r4:80239bd0 [ 1336.589055][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.589165][ T32] r4:82ac11e4 [ 1336.589215][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.589336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1336.589404][ T32] r4:e0425dc0 [ 1336.589453][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.589553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1336.589613][ T32] r4:00000000 [ 1336.589662][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.589791][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1336.589857][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.589952][ T32] r5:00001000 r4:dffd1000 [ 1336.590035][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.590174][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.590277][ T32] r5:849a538c r4:849a5000 [ 1336.590323][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.590427][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1336.590485][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.590592][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.590653][ T32] r4:84af8400 [ 1336.590724][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.590923][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1336.590997][ T32] r4:00000001 [ 1336.591043][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1336.591400][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.592145][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.592764][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.592883][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b5e08 ** 4 printk messages dropped ** [ 1336.610417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853da3c0 ** 3 printk messages dropped ** [ 1336.610874][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.610995][ T32] r5:00001000 r4:eb0f1000 [ 1336.611052][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.611169][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.611275][ T32] r5:8539d38c r4:8539d000 [ 1336.611326][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.611434][ T32] r7:ddde2d40 r6:83018200 r5:8539d38c r4:853df100 [ 1336.611503][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.611620][ T32] r10:61c88647 r9:8536a400 r8:853df12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.611683][ T32] r4:853df100 [ 1336.611754][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.611870][ T32] r10:00000000 r9:853df100 r8:8027ed34 r7:eb2b1e60 r6:853df180 r5:8536a400 [ 1336.611967][ T32] r4:00000001 [ 1336.612030][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.612123][ T32] Exception stack(0xeb2b5fb0 to 0xeb2b5ff8) [ 1336.612191][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.612262][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.612330][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.612421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.612487][ T32] r4:853da240 [ 1336.613240][ T32] INFO: task kworker/1:487:4777 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1336.622095][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.622397][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.623133][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 7 printk messages dropped ** [ 1336.629144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 7 printk messages dropped ** [ 1336.629758][ T32] r5:00001000 r4:dffd1000 ** 7 printk messages dropped ** [ 1336.630497][ T32] r4:84af8400 ** 6 printk messages dropped ** [ 1336.631040][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.631798][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.632706][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.632805][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a5e08 [ 1336.632869][ T32] r4:00000000 [ 1336.632921][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1336.633012][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1336.633106][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.633254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c6180 [ 1336.645140][ T32] r4:00000000 [ 1336.645275][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.645441][ T32] r9:83018005 r8:8533ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1336.645499][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.645595][ T32] r5:00001000 r4:eb2db000 [ 1336.645664][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.645769][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.645870][ T32] r5:8539e38c r4:8539e000 [ 1336.645927][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.646098][ T32] r7:dddced40 r6:83018000 r5:8539e38c r4:852c2480 [ 1336.646263][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.646394][ T32] r10:61c88647 r9:8533ec00 r8:852c24ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.646457][ T32] r4:852c2480 [ 1336.646524][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1336.646856][ T32] Exception stack(0xeb2a5fb0 to 0xeb2a5ff8) ** 6 printk messages dropped ** [ 1336.648112][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 16 printk messages dropped ** [ 1336.649818][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1336.651030][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1336.651625][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1336.651705][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.651775][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.651839][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.651919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.651985][ T32] r4:84af1fc0 [ 1336.652037][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.652114][ T32] INFO: task kworker/1:488:4780 blocked for more than 463 seconds. [ 1336.652200][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.652285][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.652345][ T32] task:kworker/1:488 state:D stack:0 pid:4780 tgid:4780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.652455][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.652641][ T32] Call trace: [ 1336.652731][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1336.652832][ T32] r10:829187f4 r9:eb2b9d84 r8:00000002 r7:60000013 r6:eb2b9d8c r5:8533e000 [ 1336.652911][ T32] r4:8533e000 [ 1336.652982][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.653100][ T32] r5:8533e000 r4:829187f0 [ 1336.653150][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.653251][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.671337][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b9e08 ** 1 printk messages dropped ** [ 1336.671694][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1336.672154][ T32] r4:00000000 [ 1336.672271][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.672398][ T32] r9:83018205 r8:8533e000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.672457][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.672557][ T32] r5:00001000 r4:eb211000 [ 1336.672608][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.672698][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.672792][ T32] r5:8539d78c r4:8539d400 [ 1336.672847][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.672950][ T32] r7:ddde2d40 r6:83018200 r5:8539d78c r4:853df200 [ 1336.673005][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.673122][ T32] r10:61c88647 r9:8533e000 r8:853df22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.673184][ T32] r4:853df200 [ 1336.673235][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.677139][ T32] r10:00000000 r9:853df200 r8:8027ed34 r7:eb2b5e60 r6:852c2580 r5:8533e000 [ 1336.677285][ T32] r4:00000001 [ 1336.677343][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.677458][ T32] Exception stack(0xeb2b9fb0 to 0xeb2b9ff8) [ 1336.677528][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.677601][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.677671][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.678930][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.679763][ T32] 5d60: 900d0013 ffffffff ** 8 printk messages dropped ** [ 1336.680511][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.681004][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1336.682302][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.682654][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.682732][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.682779][ T32] task:kworker/1:489 state:D stack:0 pid:4782 tgid:4782 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.682887][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.683025][ T32] Call trace: [ 1336.683120][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1336.683231][ T32] r10:829187f4 r9:eb2bdd84 r8:00000002 r7:60000013 r6:eb2bdd8c r5:85320c00 [ 1336.683292][ T32] r4:85320c00 [ 1336.683404][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.694201][ T32] r5:85320c00 r4:829187f0 [ 1336.694307][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.694467][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.694582][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2bde08 [ 1336.694643][ T32] r4:00000000 [ 1336.694713][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1336.694801][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1336.694906][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.695004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853da800 [ 1336.695077][ T32] r4:00000000 [ 1336.695141][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.695249][ T32] r9:83018205 r8:85320c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1336.695308][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.695419][ T32] r5:00001000 r4:eb2bf000 [ 1336.695470][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.695590][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.695694][ T32] r5:8539db8c r4:8539d800 [ 1336.695744][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.696098][ T32] r10:61c88647 r9:85320c00 r8:853df2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.696165][ T32] r4:853df280 [ 1336.696262][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.696373][ T32] r10:00000000 r9:853df280 r8:8027ed34 r7:eb2b9e60 r6:852c2600 r5:85320c00 [ 1336.696434][ T32] r4:00000001 [ 1336.696482][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.696588][ T32] Exception stack(0xeb2bdfb0 to 0xeb2bdff8) [ 1336.696673][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.696810][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.696928][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.697019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.697143][ T32] r4:853da480 [ 1336.697878][ T32] INFO: task kworker/1:489:4782 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1336.698021][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.698215][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.698324][ T32] Call trace: [ 1336.698422][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1336.698537][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1336.698599][ T32] r4:00000000 [ 1336.698644][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1336.699246][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1336.699655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 9 printk messages dropped ** [ 1336.700618][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 10 printk messages dropped ** [ 1336.701533][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.702353][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.702821][ T32] r5:84880c00 r4:829187f0 [ 1336.702880][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.703028][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.703148][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d1e08 [ 1336.703208][ T32] r4:00000000 [ 1336.703260][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1336.724887][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1336.725155][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.725276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853da700 [ 1336.725403][ T32] r4:00000000 [ 1336.725464][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.725573][ T32] r9:83018205 r8:84880c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1336.725636][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.725746][ T32] r5:00001000 r4:eb2c5000 [ 1336.725799][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.725894][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.726000][ T32] r5:8539df8c r4:8539dc00 [ 1336.726082][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.726246][ T32] r7:ddde2d40 r6:83018200 r5:8539df8c r4:853df300 [ 1336.726318][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1336.726711][ T32] r4:00000001 [ 1336.726848][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.726956][ T32] Exception stack(0xeb2d1fb0 to 0xeb2d1ff8) [ 1336.727035][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.727143][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.727312][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.727405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.727502][ T32] r4:853da600 [ 1336.728269][ T32] INFO: task kworker/1:490:4784 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1336.728383][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.728615][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.728754][ T32] Call trace: [ 1336.728839][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1336.728956][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1336.729026][ T32] r4:00000000 [ 1336.729116][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.729214][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1336.729292][ T32] 5d20: 7fd87000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1336.729364][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1336.729436][ T32] 5d60: 900d0013 ffffffff [ 1336.729489][ T32] r5:900d0013 r4:80239bd0 [ 1336.729544][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1336.730151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 11 printk messages dropped ** [ 1336.731334][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1336.732514][ T32] INFO: task kworker/1:491:4786 blocked for more than 463 seconds. ** 10 printk messages dropped ** [ 1336.750429][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.750637][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.750834][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d9e08 [ 1336.750907][ T32] r4:00000000 [ 1336.750983][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1336.751102][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1336.751204][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.751322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dabc0 [ 1336.751444][ T32] r4:00000000 [ 1336.751500][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.751648][ T32] r9:83018205 r8:84880000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1336.751719][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.751828][ T32] r5:00001000 r4:eb2f1000 ** 1 printk messages dropped ** [ 1336.751980][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.752939][ T32] Exception stack(0xeb2d9fb0 to 0xeb2d9ff8) ** 7 printk messages dropped ** [ 1336.763419][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.772311][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 12 printk messages dropped ** [ 1336.774225][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.775056][ T32] r4:84af8400 ** 4 printk messages dropped ** [ 1336.775498][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1336.775572][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.775671][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.775749][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.775829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.775898][ T32] r4:84af1fc0 [ 1336.775955][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.776021][ T32] INFO: task kworker/1:492:4787 blocked for more than 463 seconds. [ 1336.776127][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.776221][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.776275][ T32] task:kworker/1:492 state:D stack:0 pid:4787 tgid:4787 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.776423][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.776529][ T32] Call trace: [ 1336.776607][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1336.776770][ T32] r10:829187f4 r9:eb225d84 r8:00000002 r7:60000013 r6:eb225d8c r5:85369800 [ 1336.776889][ T32] r4:85369800 [ 1336.776997][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.777106][ T32] r5:85369800 r4:829187f0 [ 1336.777160][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.777253][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.777436][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb225e08 [ 1336.777534][ T32] r4:00000000 [ 1336.777588][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1336.777677][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1336.777798][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.777929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dab40 [ 1336.777994][ T32] r4:00000000 [ 1336.778085][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.778199][ T32] r9:83018205 r8:85369800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1336.778330][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.778431][ T32] r5:00001000 r4:eb2eb000 [ 1336.778544][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.778638][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.778768][ T32] r5:8539e78c r4:8539e400 [ 1336.778822][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.778925][ T32] r7:ddde2d40 r6:83018200 r5:8539e78c r4:853df400 [ 1336.778980][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.779085][ T32] r10:61c88647 r9:85369800 r8:853df42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.779157][ T32] r4:853df400 [ 1336.779209][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.779313][ T32] r10:00000000 r9:853df400 r8:8027ed34 r7:eb2d9e60 r6:853df480 r5:85369800 ** 1 printk messages dropped ** [ 1336.779463][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1336.781325][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1336.781386][ T32] r4:00000000 [ 1336.781434][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.781520][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1336.781597][ T32] 5d20: 7fd87000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1336.781674][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1336.781740][ T32] 5d60: 900d0013 ffffffff [ 1336.781821][ T32] r5:900d0013 r4:80239bd0 [ 1336.781880][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.781969][ T32] r4:82ac11e4 [ 1336.782053][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.782206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1336.782269][ T32] r4:e0425dc0 [ 1336.782330][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.782427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 9 printk messages dropped ** [ 1336.801507][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 7 printk messages dropped ** [ 1336.802327][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 6 printk messages dropped ** [ 1336.802866][ T32] INFO: task kworker/0:341:4790 blocked for more than 463 seconds. ** 11 printk messages dropped ** [ 1336.812864][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1336.813217][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1336.819568][ T32] r5:00001000 r4:eb31f000 [ 1336.819621][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.819831][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.820004][ T32] r5:852f6f8c r4:852f6c00 [ 1336.820061][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.820169][ T32] r7:dddced40 r6:83018000 r5:852f6f8c r4:852c2780 [ 1336.820225][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.820327][ T32] r10:61c88647 r9:84882400 r8:852c27ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.820390][ T32] r4:852c2780 [ 1336.820440][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.820620][ T32] r10:00000000 r9:852c2780 r8:8027ed34 r7:eafd5e60 r6:852c2800 r5:84882400 [ 1336.820690][ T32] r4:00000001 [ 1336.820751][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.820873][ T32] Exception stack(0xeb2d5fb0 to 0xeb2d5ff8) ** 3 printk messages dropped ** [ 1336.821202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1336.823284][ T32] 5d60: 900d0013 ffffffff ** 6 printk messages dropped ** [ 1336.834881][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1336.835935][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1336.836979][ T32] INFO: task kworker/1:493:4792 blocked for more than 463 seconds. ** 11 printk messages dropped ** [ 1336.838105][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.838209][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c9e08 [ 1336.838270][ T32] r4:00000000 [ 1336.838320][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1336.838434][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1336.838529][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.838624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dacc0 [ 1336.838686][ T32] r4:00000000 [ 1336.838733][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.838833][ T32] r9:83018205 r8:84883000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1336.838903][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.838998][ T32] r5:00001000 r4:eb2f7000 [ 1336.839048][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.839137][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.839230][ T32] r5:8539ef8c r4:8539ec00 [ 1336.839278][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.839374][ T32] r7:ddde2d40 r6:83018200 r5:8539ef8c r4:853df500 [ 1336.839431][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.839533][ T32] r10:61c88647 r9:84883000 r8:853df52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.839593][ T32] r4:853df500 [ 1336.839641][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.839738][ T32] r10:00000000 r9:853df500 r8:8027ed34 r7:eb2d9e60 r6:852c2880 r5:84883000 [ 1336.839801][ T32] r4:00000001 [ 1336.839848][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.839956][ T32] Exception stack(0xeb2c9fb0 to 0xeb2c9ff8) [ 1336.840024][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.840104][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.840206][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.841643][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1336.842388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 10 printk messages dropped ** [ 1336.843314][ T32] r5:849a538c r4:849a5000 ** 7 printk messages dropped ** [ 1336.859516][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1336.860058][ T32] r4:84af1fc0 ** 5 printk messages dropped ** [ 1336.860584][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.861258][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1336.861916][ T32] r9:83018205 r8:84883c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 ** 9 printk messages dropped ** [ 1336.862783][ T32] r4:853df580 ** 6 printk messages dropped ** [ 1336.877167][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.878814][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 10 printk messages dropped ** [ 1336.879724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 7 printk messages dropped ** [ 1336.880400][ T32] r5:00001000 r4:dffd1000 ** 7 printk messages dropped ** [ 1336.881000][ T32] r4:84af8400 ** 6 printk messages dropped ** [ 1336.881599][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.882137][ T32] task:kworker/1:495 state:D stack:0 pid:4797 tgid:4797 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.882236][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.882352][ T32] Call trace: [ 1336.882451][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1336.882552][ T32] r10:829187f4 r9:eb309d84 r8:00000002 r7:60000013 r6:eb309d8c r5:84884800 [ 1336.882610][ T32] r4:84884800 [ 1336.882656][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.882743][ T32] r5:84884800 r4:829187f0 [ 1336.882790][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.882884][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.882985][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb309e08 [ 1336.883043][ T32] r4:00000000 [ 1336.883150][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1336.883239][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1336.883376][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.894958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b6e00 [ 1336.895087][ T32] r4:00000000 [ 1336.895210][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.895363][ T32] r9:83018205 r8:84884800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1336.895432][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.895536][ T32] r5:00001000 r4:eb30b000 [ 1336.895590][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.895685][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.895782][ T32] r5:8539f78c r4:8539f400 [ 1336.895926][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.896039][ T32] r7:ddde2d40 r6:83018200 r5:8539f78c r4:853df600 [ 1336.896097][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.896201][ T32] r10:61c88647 r9:84884800 r8:853df62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.896262][ T32] r4:853df600 [ 1336.896346][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.896452][ T32] r10:00000000 r9:853df600 r8:8027ed34 r7:eb301e60 r6:852c2980 r5:84884800 [ 1336.896514][ T32] r4:00000001 [ 1336.896564][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.896675][ T32] Exception stack(0xeb309fb0 to 0xeb309ff8) [ 1336.896777][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.896875][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.896975][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.897052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.897143][ T32] r4:853daec0 [ 1336.897821][ T32] INFO: task kworker/1:495:4797 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1336.897920][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.898133][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.898252][ T32] Call trace: [ 1336.898349][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1336.898493][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1336.898559][ T32] r4:00000000 [ 1336.898610][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.898697][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1336.898768][ T32] 5d20: 7fd87000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1336.898842][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1336.898915][ T32] 5d60: 900d0013 ffffffff [ 1336.898992][ T32] r5:900d0013 r4:80239bd0 [ 1336.899044][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.899141][ T32] r4:82ac11e4 [ 1336.899191][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.899288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1336.899348][ T32] r4:e0425dc0 [ 1336.899398][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.899495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1336.899554][ T32] r4:00000000 [ 1336.899650][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.899797][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1336.899869][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.899969][ T32] r5:00001000 r4:dffd1000 [ 1336.900029][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.900118][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.900221][ T32] r5:849a538c r4:849a5000 [ 1336.900273][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.900376][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1336.900432][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.900537][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.900596][ T32] r4:84af8400 [ 1336.900642][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.900769][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1336.900834][ T32] r4:00000001 [ 1336.900885][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.900977][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1336.901046][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.901111][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.901203][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.901285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.901341][ T32] r4:84af1fc0 [ 1336.901420][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.901507][ T32] INFO: task kworker/1:496:4799 blocked for more than 463 seconds. [ 1336.901579][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.901666][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.901735][ T32] task:kworker/1:496 state:D stack:0 pid:4799 tgid:4799 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.901872][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.901973][ T32] Call trace: [ 1336.902105][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1336.902214][ T32] r10:829187f4 r9:eb315d84 r8:00000002 r7:60000013 r6:eb315d8c r5:84885400 [ 1336.902279][ T32] r4:84885400 [ 1336.902333][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.902442][ T32] r5:84885400 r4:829187f0 ** 1 printk messages dropped ** [ 1336.902607][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1336.902860][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1336.920308][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1336.921337][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.923116][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 12 printk messages dropped ** [ 1336.932739][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1336.942324][ T32] r5:849a538c r4:849a5000 ** 4 printk messages dropped ** [ 1336.942753][ T32] r4:84af8400 ** 7 printk messages dropped ** [ 1336.951119][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1336.951727][ T32] task:kworker/1:497 state:D stack:0 pid:4800 tgid:4800 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1336.952730][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.954695][ T32] r5:00001000 r4:eb311000 ** 6 printk messages dropped ** [ 1336.955307][ T32] r10:61c88647 r9:84886000 r8:853df72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1336.956164][ T32] r4:853d8140 ** 2 printk messages dropped ** [ 1336.957101][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.957209][ T32] Call trace: [ 1336.957288][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1336.957399][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1336.957462][ T32] r4:00000000 [ 1336.957508][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.957594][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1336.957666][ T32] 5d20: 7fd87000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1336.957734][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1336.957791][ T32] 5d60: 900d0013 ffffffff [ 1336.957841][ T32] r5:900d0013 r4:80239bd0 [ 1336.957896][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.957987][ T32] r4:82ac11e4 [ 1336.958099][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.958196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1336.958254][ T32] r4:e0425dc0 [ 1336.958298][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1336.958416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1336.958500][ T32] r4:00000000 [ 1336.958555][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1336.958657][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1336.958711][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.958802][ T32] r5:00001000 r4:dffd1000 [ 1336.958848][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1336.958944][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.959041][ T32] r5:849a538c r4:849a5000 [ 1336.959089][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.959212][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1336.959278][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.959381][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.959472][ T32] r4:84af8400 [ 1336.959523][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.959643][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 4 printk messages dropped ** [ 1336.959982][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.960862][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.961481][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1336.961844][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1336.962883][ T32] r7:dddced40 r6:83018000 r5:852f738c r4:852c2b00 ** 9 printk messages dropped ** [ 1336.984011][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.985468][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 12 printk messages dropped ** [ 1336.986432][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1336.987278][ T32] r5:849a538c r4:849a5000 ** 4 printk messages dropped ** [ 1336.987665][ T32] r4:84af8400 ** 7 printk messages dropped ** [ 1336.988369][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.989078][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.989632][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1336.989943][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1336.991049][ T32] r7:dddced40 r6:83018000 r5:852f7b8c r4:852c2c00 ** 7 printk messages dropped ** [ 1336.991665][ T32] Exception stack(0xeb329fb0 to 0xeb329ff8) ** 7 printk messages dropped ** [ 1336.992758][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.008238][ T32] 5d60: 900d0013 ffffffff ** 4 printk messages dropped ** [ 1337.008663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1337.008726][ T32] r4:e0425dc0 [ 1337.008777][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.008882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1337.008945][ T32] r4:00000000 [ 1337.008997][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.009102][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1337.009193][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.009294][ T32] r5:00001000 r4:dffd1000 [ 1337.009347][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.009454][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.009581][ T32] r5:849a538c r4:849a5000 [ 1337.009637][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.009767][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1337.009851][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.009961][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.010077][ T32] r4:84af8400 [ 1337.010134][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.010239][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1337.010301][ T32] r4:00000001 [ 1337.010373][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.010514][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1337.010582][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.010657][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.010741][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.010815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.010883][ T32] r4:84af1fc0 [ 1337.010938][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.010999][ T32] INFO: task kworker/1:498:4806 blocked for more than 463 seconds. [ 1337.011088][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.011160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.011213][ T32] task:kworker/1:498 state:D stack:0 pid:4806 tgid:4806 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.011369][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.011467][ T32] Call trace: [ 1337.011613][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1337.011729][ T32] r10:829187f4 r9:eb339d84 r8:00000002 r7:60000113 r6:eb339d8c r5:85370000 [ 1337.011792][ T32] r4:85370000 [ 1337.011843][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.011944][ T32] r5:85370000 r4:829187f0 [ 1337.011993][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.012114][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.012230][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb339e08 [ 1337.012297][ T32] r4:00000000 [ 1337.012370][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1337.012462][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1337.012550][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.012651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d83c0 [ 1337.012715][ T32] r4:00000000 [ 1337.012765][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.012866][ T32] r9:83018205 r8:85370000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [ 1337.012934][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.013033][ T32] r5:00001000 r4:eb333000 [ 1337.013085][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.013180][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.013280][ T32] r5:8539ff8c r4:8539fc00 [ 1337.013390][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.025310][ T32] r7:ddde2d40 r6:83018200 r5:8539ff8c r4:853df780 [ 1337.025430][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.025575][ T32] r10:61c88647 r9:85370000 r8:853df7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.025656][ T32] r4:853df780 [ 1337.025714][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.025823][ T32] r10:00000000 r9:853df780 r8:8027ed34 r7:eb315e60 r6:852c2d00 r5:85370000 [ 1337.025900][ T32] r4:00000001 [ 1337.025951][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.026065][ T32] Exception stack(0xeb339fb0 to 0xeb339ff8) [ 1337.026140][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.026213][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.026286][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.026359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.026420][ T32] r4:853d8340 [ 1337.027148][ T32] INFO: task kworker/1:498:4806 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1337.027238][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.027430][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.027546][ T32] Call trace: [ 1337.027625][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1337.027742][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 10 printk messages dropped ** [ 1337.028560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 9 printk messages dropped ** [ 1337.029412][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.030292][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 7 printk messages dropped ** [ 1337.030900][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1337.031612][ T32] r4:85372400 ** 3 printk messages dropped ** [ 1337.031914][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1337.032484][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.032827][ T32] r5:00001000 r4:eb33d000 [ 1337.032886][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.032979][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.033075][ T32] r5:853a438c r4:853a4000 [ 1337.033166][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.033278][ T32] r7:ddde2d40 r6:83018200 r5:853a438c r4:853df800 [ 1337.052214][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.052512][ T32] r10:61c88647 r9:85372400 r8:853df82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.052582][ T32] r4:853df800 [ 1337.052636][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.052749][ T32] r10:00000000 r9:853df800 r8:8027ed34 r7:eb315e60 r6:852c2e00 r5:85372400 [ 1337.052814][ T32] r4:00000001 [ 1337.052866][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.052962][ T32] Exception stack(0xeb34dfb0 to 0xeb34dff8) [ 1337.053034][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.053113][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.053186][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.053266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.053947][ T32] r4:853d85c0 [ 1337.054659][ T32] INFO: task kworker/1:499:4809 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1337.054772][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.054940][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.055066][ T32] Call trace: [ 1337.055146][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1337.055267][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1337.055331][ T32] r4:00000000 [ 1337.055378][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.055489][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1337.055573][ T32] 5d20: 7fd87000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1337.055653][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1337.055720][ T32] 5d60: 900d0013 ffffffff [ 1337.055778][ T32] r5:900d0013 r4:80239bd0 [ 1337.055845][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.055958][ T32] r4:82ac11e4 [ 1337.056011][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.056112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1337.056176][ T32] r4:e0425dc0 [ 1337.056223][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.056321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1337.056410][ T32] r4:00000000 [ 1337.056469][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.056581][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 4 printk messages dropped ** [ 1337.057037][ T32] r5:849a538c r4:849a5000 ** 7 printk messages dropped ** [ 1337.057706][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.058120][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1337.059133][ T32] r10:829187f4 r9:eb351d84 r8:00000002 r7:60000113 r6:eb351d8c r5:85373000 ** 4 printk messages dropped ** [ 1337.059534][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1337.060525][ T32] r5:00001000 r4:eaf49000 ** 5 printk messages dropped ** [ 1337.060962][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1337.062283][ T32] r4:853e0600 ** 8 printk messages dropped ** [ 1337.081728][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 9 printk messages dropped ** [ 1337.082609][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1337.083389][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.092968][ T32] r5:849a538c r4:849a5000 [ 1337.093057][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.093214][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1337.093312][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.094230][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.094327][ T32] r4:84af8400 [ 1337.094386][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.094513][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1337.094578][ T32] r4:00000001 [ 1337.094631][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.094720][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1337.094793][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.094873][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.094966][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.095044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.095114][ T32] r4:84af1fc0 [ 1337.095173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.095240][ T32] INFO: task kworker/1:500:4812 blocked for more than 463 seconds. [ 1337.095317][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.095383][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.095437][ T32] task:kworker/1:500 state:D stack:0 pid:4812 tgid:4812 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.095603][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.095739][ T32] Call trace: [ 1337.095818][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1337.095935][ T32] r10:829187f4 r9:eb361d84 r8:00000002 r7:60000013 r6:eb361d8c r5:85373c00 [ 1337.095999][ T32] r4:85373c00 [ 1337.096052][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.096209][ T32] r5:85373c00 r4:829187f0 [ 1337.096266][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.096360][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1337.096736][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1337.097552][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1337.098851][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1337.100449][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 9 printk messages dropped ** [ 1337.101225][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1337.102306][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 7 printk messages dropped ** [ 1337.102987][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 7 printk messages dropped ** [ 1337.119902][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1337.120580][ T32] r10:829187f4 r9:eb365d84 r8:00000002 r7:60000013 r6:eb365d8c r5:85371800 ** 5 printk messages dropped ** [ 1337.121024][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb365e08 ** 7 printk messages dropped ** [ 1337.121679][ T32] r9:83018205 r8:85371800 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 ** 8 printk messages dropped ** [ 1337.122378][ T32] r10:61c88647 r9:85371800 r8:853df92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1337.122666][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.130609][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 13 printk messages dropped ** [ 1337.131755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 4 printk messages dropped ** [ 1337.132223][ T32] r5:00001000 r4:dffd1000 [ 1337.132306][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.132405][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.132493][ T32] r5:849a538c r4:849a5000 [ 1337.132522][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.132595][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1337.132645][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.132698][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.132724][ T32] r4:84af8400 [ 1337.132745][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.132794][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1337.132821][ T32] r4:00000001 [ 1337.132842][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.132900][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1337.132942][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.132990][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.133027][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.133061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.133090][ T32] r4:84af1fc0 [ 1337.133124][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.133155][ T32] INFO: task kworker/1:502:4815 blocked for more than 463 seconds. [ 1337.133191][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.133221][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.133245][ T32] task:kworker/1:502 state:D stack:0 pid:4815 tgid:4815 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.133373][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.142443][ T32] Call trace: [ 1337.142539][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1337.142684][ T32] r10:829187f4 r9:eb379d84 r8:00000002 r7:60000113 r6:eb379d8c r5:85370c00 [ 1337.142746][ T32] r4:85370c00 [ 1337.142795][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.142887][ T32] r5:85370c00 r4:829187f0 [ 1337.142964][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.143068][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.143200][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb379e08 [ 1337.143269][ T32] r4:00000000 [ 1337.147091][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1337.147236][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1337.147381][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.147508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d8840 [ 1337.147584][ T32] r4:00000000 [ 1337.147637][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.147749][ T32] r9:83018205 r8:85370c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [ 1337.147838][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.147943][ T32] r5:00001000 r4:eb36f000 [ 1337.148003][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.148102][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.148204][ T32] r5:853a4f8c r4:853a4c00 [ 1337.148255][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.148367][ T32] r7:ddde2d40 r6:83018200 r5:853a4f8c r4:853df980 [ 1337.148427][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.148533][ T32] r10:61c88647 r9:85370c00 r8:853df9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.148594][ T32] r4:853df980 [ 1337.148642][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.148751][ T32] r10:00000000 r9:853df980 r8:8027ed34 r7:eb315e60 r6:853e8000 r5:85370c00 [ 1337.148809][ T32] r4:00000001 [ 1337.148862][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.148982][ T32] Exception stack(0xeb379fb0 to 0xeb379ff8) [ 1337.149061][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.149147][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.149223][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.149301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.149387][ T32] r4:853d8980 [ 1337.150165][ T32] INFO: task kworker/1:502:4815 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1337.150281][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.150583][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.150769][ T32] Call trace: [ 1337.150857][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1337.150981][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1337.151058][ T32] r4:00000000 [ 1337.151164][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.151258][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1337.151337][ T32] 5d20: 7fd87000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1337.151987][ T32] r4:e0425dc0 ** 8 printk messages dropped ** [ 1337.152844][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.164396][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.164840][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.165509][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.166069][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1337.166959][ T32] r9:83018205 r8:85374800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e1000 ** 8 printk messages dropped ** [ 1337.167726][ T32] r10:61c88647 r9:85374800 r8:853dfa2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1337.168579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1337.170307][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1337.171005][ T32] r4:e0425dc0 ** 4 printk messages dropped ** [ 1337.171468][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 11 printk messages dropped ** [ 1337.172554][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 7 printk messages dropped ** [ 1337.173135][ T32] r4:84af1fc0 [ 1337.173188][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.173248][ T32] INFO: task kworker/1:504:4819 blocked for more than 463 seconds. [ 1337.173387][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.187110][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.187197][ T32] task:kworker/1:504 state:D stack:0 pid:4819 tgid:4819 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.187420][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.187550][ T32] Call trace: [ 1337.187694][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1337.187887][ T32] r10:829187f4 r9:eb1b9d84 r8:00000002 r7:60000013 r6:eb1b9d8c r5:85375400 [ 1337.187960][ T32] r4:85375400 [ 1337.188013][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.188151][ T32] r5:85375400 r4:829187f0 [ 1337.188214][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.188304][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.188410][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b9e08 [ 1337.188472][ T32] r4:00000000 [ 1337.188571][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1337.188667][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1337.188759][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.188855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d8b00 [ 1337.188970][ T32] r4:00000000 [ 1337.189033][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.189153][ T32] r9:83018205 r8:85375400 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1337.189215][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.189398][ T32] r5:00001000 r4:dfa6d000 [ 1337.189462][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.189588][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.189701][ T32] r5:853a578c r4:853a5400 [ 1337.189757][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.189871][ T32] r7:ddde2d40 r6:83018200 r5:853a578c r4:853dfa80 [ 1337.189932][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.190090][ T32] r10:61c88647 r9:85375400 r8:853dfaac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.190163][ T32] r4:853dfa80 [ 1337.190212][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.190328][ T32] r10:00000000 r9:853dfa80 r8:8027ed34 r7:eb315e60 r6:853e8100 r5:85375400 [ 1337.190401][ T32] r4:00000001 [ 1337.190453][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.190542][ T32] Exception stack(0xeb1b9fb0 to 0xeb1b9ff8) [ 1337.190629][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.190718][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.190804][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1337.190954][ T32] r4:853d8940 ** 5 printk messages dropped ** [ 1337.192432][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 11 printk messages dropped ** [ 1337.205356][ T32] r4:e0425dc0 ** 2 printk messages dropped ** [ 1337.205753][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.206449][ T32] r5:849a538c r4:849a5000 ** 8 printk messages dropped ** [ 1337.207170][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1337.208011][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1337.208819][ T32] r5:85376000 r4:829187f0 [ 1337.208874][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1337.209539][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1337.210717][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1337.211777][ T32] r4:853d8a40 ** 3 printk messages dropped ** [ 1337.212923][ T32] Call trace: ** 7 printk messages dropped ** [ 1337.230853][ T32] 5d60: 900d0013 ffffffff [ 1337.230922][ T32] r5:900d0013 r4:80239bd0 [ 1337.231006][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.231154][ T32] r4:82ac11e4 [ 1337.231220][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.231368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1337.231442][ T32] r4:e0425dc0 [ 1337.231525][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.231632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1337.231695][ T32] r4:00000000 [ 1337.231782][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.231919][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1337.231986][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.232100][ T32] r5:00001000 r4:dffd1000 [ 1337.232159][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.232256][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.232356][ T32] r5:849a538c r4:849a5000 [ 1337.232509][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.232622][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1337.232682][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.232789][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.232876][ T32] r4:84af8400 [ 1337.232936][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.233044][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1337.233151][ T32] r4:00000001 [ 1337.233234][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.244326][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1337.244499][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.244600][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.244674][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.244754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.244819][ T32] r4:84af1fc0 [ 1337.244898][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.244968][ T32] INFO: task kworker/1:506:4823 blocked for more than 463 seconds. [ 1337.245046][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.245125][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.245176][ T32] task:kworker/1:506 state:D stack:0 pid:4823 tgid:4823 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.245298][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.245485][ T32] Call trace: [ 1337.245583][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1337.245712][ T32] r10:829187f4 r9:eb395d84 r8:00000002 r7:60000013 r6:eb395d8c r5:84a00c00 [ 1337.245779][ T32] r4:84a00c00 [ 1337.245846][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.245952][ T32] r5:84a00c00 r4:829187f0 [ 1337.246038][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.246141][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.246259][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb395e08 [ 1337.246348][ T32] r4:00000000 [ 1337.246410][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1337.246497][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1337.246600][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.246698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e9480 [ 1337.246788][ T32] r4:00000000 [ 1337.246903][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.247057][ T32] r9:83018205 r8:84a00c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1337.247129][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1337.247912][ T32] r10:61c88647 r9:84a00c00 r8:853dfbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.247978][ T32] r4:853dfb80 [ 1337.248029][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.248143][ T32] r10:00000000 r9:853dfb80 r8:8027ed34 r7:eb38de60 r6:853e8200 r5:84a00c00 [ 1337.248209][ T32] r4:00000001 [ 1337.248257][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.248341][ T32] Exception stack(0xeb395fb0 to 0xeb395ff8) [ 1337.248409][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.248488][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.248576][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.248662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.248723][ T32] r4:853d8c00 [ 1337.249444][ T32] INFO: task kworker/1:506:4823 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1337.249573][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.249721][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.249825][ T32] Call trace: [ 1337.249916][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1337.250089][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1337.250187][ T32] r4:00000000 [ 1337.250241][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.250327][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1337.250396][ T32] 5d20: 7fd87000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1337.250470][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1337.250585][ T32] 5d60: 900d0013 ffffffff [ 1337.250674][ T32] r5:900d0013 r4:80239bd0 [ 1337.250728][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.250824][ T32] r4:82ac11e4 [ 1337.250876][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.250993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1337.251059][ T32] r4:e0425dc0 [ 1337.251114][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.251211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1337.251273][ T32] r4:00000000 [ 1337.251324][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.251428][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1337.251486][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.251589][ T32] r5:00001000 r4:dffd1000 [ 1337.251642][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.251734][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1337.252259][ T32] r4:84af8400 ** 6 printk messages dropped ** [ 1337.252759][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.270776][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.271485][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1337.271997][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1337.273036][ T32] r10:61c88647 r9:84a02400 r8:853dfc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 13 printk messages dropped ** [ 1337.282743][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.284510][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1337.284582][ T32] 5d60: 900d0013 ffffffff [ 1337.284647][ T32] r5:900d0013 r4:80239bd0 [ 1337.284700][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.284835][ T32] r4:82ac11e4 [ 1337.284891][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.284989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1337.285049][ T32] r4:e0425dc0 [ 1337.285139][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.285257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1337.285327][ T32] r4:00000000 [ 1337.285377][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.285485][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1337.285545][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.285644][ T32] r5:00001000 r4:dffd1000 [ 1337.285706][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.285796][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.285892][ T32] r5:849a538c r4:849a5000 [ 1337.285945][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.286101][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1337.286171][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.286287][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.286354][ T32] r4:84af8400 [ 1337.286402][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1337.286759][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1337.287965][ T32] r10:829187f4 r9:eb3a1d84 r8:00000002 r7:60000113 r6:eb3a1d8c r5:84a00000 ** 2 printk messages dropped ** [ 1337.288215][ T32] r5:84a00000 r4:829187f0 [ 1337.288270][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.288393][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.288503][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a1e08 [ 1337.288563][ T32] r4:00000000 [ 1337.288613][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1337.288700][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1337.288783][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.288882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d8100 [ 1337.288961][ T32] r4:00000000 [ 1337.289040][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.289203][ T32] r9:83018205 r8:84a00000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1337.289292][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.289434][ T32] r5:00001000 r4:e0781000 [ 1337.289515][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.289611][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.289725][ T32] r5:853a678c r4:853a6400 [ 1337.289803][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.289908][ T32] r7:ddde2d40 r6:83018200 r5:853a678c r4:853dfd00 [ 1337.289965][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.290108][ T32] r10:61c88647 r9:84a00000 r8:853dfd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 2 printk messages dropped ** [ 1337.290392][ T32] r10:00000000 r9:853dfd00 r8:8027ed34 r7:eb395e60 r6:853e8300 r5:84a00000 ** 9 printk messages dropped ** [ 1337.291918][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1337.293268][ T32] r4:e0425dc0 ** 4 printk messages dropped ** [ 1337.314416][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1337.314499][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.314616][ T32] r5:00001000 r4:dffd1000 [ 1337.314665][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.314774][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.314877][ T32] r5:849a538c r4:849a5000 [ 1337.314932][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.315041][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1337.315128][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.315251][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.315310][ T32] r4:84af8400 [ 1337.315359][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.315465][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1337.315524][ T32] r4:00000001 [ 1337.315573][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.315659][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1337.315727][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.315803][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.315906][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.316017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.316103][ T32] r4:84af1fc0 [ 1337.316164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.316270][ T32] INFO: task kworker/1:509:4829 blocked for more than 463 seconds. [ 1337.316350][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.316429][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.316584][ T32] task:kworker/1:509 state:D stack:0 pid:4829 tgid:4829 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.316716][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.316823][ T32] Call trace: [ 1337.316958][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1337.317107][ T32] r10:829187f4 r9:eb3bdd84 r8:00000002 r7:60000113 r6:eb3bdd8c r5:84a03c00 ** 3 printk messages dropped ** [ 1337.317400][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.317679][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.317924][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1337.318795][ T32] r7:ddde2d40 r6:83018200 r5:853a6f8c r4:853dfd80 ** 9 printk messages dropped ** [ 1337.319531][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.321160][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1337.321749][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1337.322279][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.322837][ T32] r5:849a538c r4:849a5000 ** 6 printk messages dropped ** [ 1337.335926][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 10 printk messages dropped ** [ 1337.337150][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1337.337916][ T32] r4:84a03000 ** 2 printk messages dropped ** [ 1337.338187][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1337.338669][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1337.339480][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.340381][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.340783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1337.342232][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1337.342899][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1337.343260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 12 printk messages dropped ** [ 1337.358287][ T32] r4:84af8400 ** 8 printk messages dropped ** [ 1337.358605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1337.358688][ T32] INFO: task kworker/1:511:4833 blocked for more than 463 seconds. [ 1337.358722][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.358751][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.358774][ T32] task:kworker/1:511 state:D stack:0 pid:4833 tgid:4833 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.358833][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.358919][ T32] Call trace: [ 1337.358956][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1337.359009][ T32] r10:829187f4 r9:eb3cdd84 r8:00000002 r7:60000113 r6:eb3cdd8c r5:84a04800 [ 1337.359036][ T32] r4:84a04800 [ 1337.359057][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.359105][ T32] r5:84a04800 r4:829187f0 [ 1337.359127][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.359168][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.359217][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3cde08 [ 1337.359243][ T32] r4:00000000 [ 1337.359263][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1337.359302][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1337.359340][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.359385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e93c0 [ 1337.359416][ T32] r4:00000000 [ 1337.359461][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.359513][ T32] r9:83018205 r8:84a04800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1337.359538][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.359582][ T32] r5:00001000 r4:eacaf000 [ 1337.359603][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.359643][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.359686][ T32] r5:853a778c r4:853a7400 [ 1337.359707][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.359754][ T32] r7:ddde2d40 r6:83018200 r5:853a778c r4:853dfe80 [ 1337.359777][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.359824][ T32] r10:61c88647 r9:84a04800 r8:853dfeac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.359850][ T32] r4:853dfe80 [ 1337.359871][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.359920][ T32] r10:00000000 r9:853dfe80 r8:8027ed34 r7:eb395e60 r6:853e8480 r5:84a04800 [ 1337.359958][ T32] r4:00000001 [ 1337.360003][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.360043][ T32] Exception stack(0xeb3cdfb0 to 0xeb3cdff8) [ 1337.360073][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.360110][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.360150][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.360188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.360214][ T32] r4:853e9200 [ 1337.360624][ T32] INFO: task kworker/1:511:4833 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1337.360662][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.360739][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.361139][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 12 printk messages dropped ** [ 1337.361616][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1337.361728][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.361772][ T32] r5:849a538c r4:849a5000 [ 1337.361794][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.361842][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1337.361865][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.361913][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.361940][ T32] r4:84af8400 [ 1337.361961][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.362048][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1337.362097][ T32] r4:00000001 [ 1337.362141][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.362185][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1337.362219][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.362263][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.362297][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.362334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.362361][ T32] r4:84af1fc0 [ 1337.362397][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.362426][ T32] INFO: task kworker/1:512:4835 blocked for more than 463 seconds. ** 2 printk messages dropped ** [ 1337.362507][ T32] task:kworker/1:512 state:D stack:0 pid:4835 tgid:4835 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.362569][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.362638][ T32] Call trace: [ 1337.362671][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1337.362719][ T32] r10:829187f4 r9:eb3d5d84 r8:00000002 r7:60000013 r6:eb3d5d8c r5:84a05400 [ 1337.362745][ T32] r4:84a05400 [ 1337.362781][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.362830][ T32] r5:84a05400 r4:829187f0 [ 1337.362853][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.362905][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.362960][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d5e08 [ 1337.362988][ T32] r4:00000000 [ 1337.363009][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1337.363050][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1337.363232][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.375695][ T32] r5:853a8b8c r4:853a8800 ** 7 printk messages dropped ** [ 1337.376054][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.376392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1337.377339][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 10 printk messages dropped ** [ 1337.377768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 11 printk messages dropped ** [ 1337.378299][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1337.378633][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1337.378740][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.378770][ T32] INFO: task kworker/1:513:4837 blocked for more than 463 seconds. [ 1337.378805][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.378863][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.378889][ T32] task:kworker/1:513 state:D stack:0 pid:4837 tgid:4837 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.378938][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.378998][ T32] Call trace: [ 1337.379054][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1337.379132][ T32] r10:829187f4 r9:eb399d84 r8:00000002 r7:60000013 r6:eb399d8c r5:8536bc00 [ 1337.379166][ T32] r4:8536bc00 [ 1337.379190][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.379255][ T32] r5:8536bc00 r4:829187f0 [ 1337.379304][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.379371][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.379424][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb399e08 [ 1337.379452][ T32] r4:00000000 [ 1337.379473][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1337.379533][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1337.379597][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.379646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e95c0 [ 1337.379694][ T32] r4:00000000 [ 1337.379718][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.379765][ T32] r9:83018205 r8:8536bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1337.379790][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.379835][ T32] r5:00001000 r4:eacef000 [ 1337.379869][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.379915][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.380303][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.380490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1337.381357][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 12 printk messages dropped ** [ 1337.381810][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1337.382382][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1337.382646][ T32] r4:84af1fc0 ** 4 printk messages dropped ** [ 1337.382823][ T32] task:kworker/1:514 state:D stack:0 pid:4840 tgid:4840 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.383301][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d9e08 ** 8 printk messages dropped ** [ 1337.399102][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1337.399603][ T32] r10:00000000 r9:853f6080 r8:8027ed34 r7:eb3d5e60 r6:853f6100 r5:8536d400 ** 9 printk messages dropped ** [ 1337.400505][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1337.401451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 11 printk messages dropped ** [ 1337.402114][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.402156][ T32] r4:84af8400 [ 1337.402178][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.402229][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1337.402256][ T32] r4:00000001 [ 1337.402308][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.402366][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1337.402398][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.402443][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.402477][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.402595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.402636][ T32] r4:84af1fc0 [ 1337.402673][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.402717][ T32] INFO: task kworker/1:515:4842 blocked for more than 463 seconds. [ 1337.402755][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.402785][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.402807][ T32] task:kworker/1:515 state:D stack:0 pid:4842 tgid:4842 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.402875][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.402921][ T32] Call trace: [ 1337.402972][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1337.403054][ T32] r10:829187f4 r9:eb341d84 r8:00000002 r7:60000113 r6:eb341d8c r5:8536e000 [ 1337.403173][ T32] r4:8536e000 [ 1337.403210][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.403257][ T32] r5:8536e000 r4:829187f0 [ 1337.403278][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.403402][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.414065][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb341e08 [ 1337.414136][ T32] r4:00000000 [ 1337.414184][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1337.414276][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1337.414325][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.414372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e9880 [ 1337.414398][ T32] r4:00000000 [ 1337.414420][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.414474][ T32] r9:83018205 r8:8536e000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.414530][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.414602][ T32] r5:00001000 r4:ead39000 [ 1337.414627][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.414672][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.414717][ T32] r5:853a878c r4:853a8400 [ 1337.414739][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1337.414839][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1337.415702][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1337.416412][ T32] r4:e0425dc0 ** 5 printk messages dropped ** [ 1337.416633][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1337.417073][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1337.417113][ T32] r4:00000001 [ 1337.417138][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.417177][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1337.417205][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.417247][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.417283][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.417316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.417366][ T32] r4:84af1fc0 [ 1337.417392][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.417423][ T32] INFO: task kworker/1:516:4844 blocked for more than 463 seconds. [ 1337.417459][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.417489][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.417511][ T32] task:kworker/1:516 state:D stack:0 pid:4844 tgid:4844 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.417584][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.417627][ T32] Call trace: [ 1337.417660][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1337.417707][ T32] r10:829187f4 r9:eb3e5d84 r8:00000002 r7:60000113 r6:eb3e5d8c r5:8536ec00 [ 1337.417734][ T32] r4:8536ec00 [ 1337.417757][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.417800][ T32] r5:8536ec00 r4:829187f0 [ 1337.417844][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.417891][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.417940][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e5e08 [ 1337.417976][ T32] r4:00000000 [ 1337.418000][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1337.418111][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1337.418153][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.418219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e9bc0 [ 1337.418251][ T32] r4:00000000 [ 1337.418272][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.418331][ T32] r9:83018205 r8:8536ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1337.418363][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1337.418534][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.418957][ T32] Exception stack(0xeb3e5fb0 to 0xeb3e5ff8) ** 7 printk messages dropped ** [ 1337.419489][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1337.419961][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1337.420211][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.420456][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1337.420977][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.421293][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1337.421622][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1337.421833][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1337.422332][ T32] r7:ddde2d40 r6:83018200 r5:853a938c r4:853f6380 ** 7 printk messages dropped ** [ 1337.422650][ T32] Exception stack(0xeb3e1fb0 to 0xeb3e1ff8) ** 6 printk messages dropped ** [ 1337.423154][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1337.441086][ T32] r4:e0425dc0 ** 2 printk messages dropped ** [ 1337.441237][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.441572][ T32] r5:849a538c r4:849a5000 ** 6 printk messages dropped ** [ 1337.441983][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 9 printk messages dropped ** [ 1337.442520][ T32] INFO: task kworker/1:518:4848 blocked for more than 463 seconds. ** 6 printk messages dropped ** [ 1337.442895][ T32] r10:829187f4 r9:eb3edd84 r8:00000002 r7:60000013 r6:eb3edd8c r5:8535b000 [ 1337.442926][ T32] r4:8535b000 [ 1337.442947][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.443034][ T32] r5:8535b000 r4:829187f0 [ 1337.443060][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.443149][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.443203][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3ede08 [ 1337.443230][ T32] r4:00000000 [ 1337.443255][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1337.443296][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1337.443383][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.451515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fe000 [ 1337.451564][ T32] r4:00000000 [ 1337.451588][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.451661][ T32] r9:83018205 r8:8535b000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1337.451687][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.451736][ T32] r5:00001000 r4:eaf31000 [ 1337.451758][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.451851][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.451908][ T32] r5:853a9b8c r4:853a9800 [ 1337.451932][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.452004][ T32] r7:ddde2d40 r6:83018200 r5:853a9b8c r4:853f6480 [ 1337.452033][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.452083][ T32] r10:61c88647 r9:8535b000 r8:853f64ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.452124][ T32] r4:853f6480 [ 1337.452170][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.452224][ T32] r10:00000000 r9:853f6480 r8:8027ed34 r7:eb3e1e60 r6:853f6500 r5:8535b000 [ 1337.452253][ T32] r4:00000001 [ 1337.452277][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.452351][ T32] Exception stack(0xeb3edfb0 to 0xeb3edff8) [ 1337.452431][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.452479][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.452516][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.452574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.452604][ T32] r4:853e0f00 [ 1337.453031][ T32] INFO: task kworker/1:518:4848 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1337.453072][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.453222][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.453293][ T32] Call trace: [ 1337.453329][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1337.453435][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1337.457698][ T32] r4:00000000 [ 1337.457744][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.457807][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1337.457842][ T32] 5d20: 7fd87000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1337.457877][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1337.457905][ T32] 5d60: 900d0013 ffffffff [ 1337.457959][ T32] r5:900d0013 r4:80239bd0 [ 1337.457988][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.458064][ T32] r4:82ac11e4 [ 1337.458101][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.458176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1337.458206][ T32] r4:e0425dc0 [ 1337.458228][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.458274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1337.458300][ T32] r4:00000000 [ 1337.458330][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.458393][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1337.458431][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.458481][ T32] r5:00001000 r4:dffd1000 [ 1337.458525][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.458574][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.458621][ T32] r5:849a538c r4:849a5000 [ 1337.458666][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.458732][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1337.458768][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.458820][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.458903][ T32] r4:84af8400 [ 1337.458928][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.458985][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1337.459015][ T32] r4:00000001 [ 1337.459036][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.459082][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1337.459118][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.459151][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.459184][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.459218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.459244][ T32] r4:84af1fc0 [ 1337.459285][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.459347][ T32] INFO: task kworker/1:519:4850 blocked for more than 463 seconds. [ 1337.459387][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.459416][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.459439][ T32] task:kworker/1:519 state:D stack:0 pid:4850 tgid:4850 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.459493][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1337.459658][ T32] r10:829187f4 r9:eb3f1d84 r8:00000002 r7:60000013 r6:eb3f1d8c r5:85378000 ** 3 printk messages dropped ** [ 1337.459808][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.459930][ T32] r4:00000000 [ 1337.459967][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1337.460032][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1337.460073][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.460124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e0e80 [ 1337.460153][ T32] r4:00000000 [ 1337.460173][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.460219][ T32] r9:83018205 r8:85378000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1337.460258][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.460309][ T32] r5:00001000 r4:eaddd000 [ 1337.460332][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.460375][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.460422][ T32] r5:853a978c r4:853a9400 [ 1337.460443][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.460489][ T32] r7:ddde2d40 r6:83018200 r5:853a978c r4:853f6580 [ 1337.460511][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.460569][ T32] r10:61c88647 r9:85378000 r8:853f65ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.460623][ T32] r4:853f6580 [ 1337.460655][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.460705][ T32] r10:00000000 r9:853f6580 r8:8027ed34 r7:eb3ede60 r6:853f6600 r5:85378000 [ 1337.460732][ T32] r4:00000001 [ 1337.460752][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.460788][ T32] Exception stack(0xeb3f1fb0 to 0xeb3f1ff8) [ 1337.460828][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.461519][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1337.461922][ T32] r5:900d0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1337.462176][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1337.462405][ T32] r5:00001000 r4:dffd1000 ** 1 printk messages dropped ** [ 1337.462490][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.462538][ T32] r5:849a538c r4:849a5000 [ 1337.462560][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.462608][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1337.462653][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.462707][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.462733][ T32] r4:84af8400 [ 1337.462753][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.462800][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1337.462829][ T32] r4:00000001 [ 1337.462850][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.462887][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1337.462917][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.462950][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.462980][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.463035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.463066][ T32] r4:84af1fc0 [ 1337.463087][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.463141][ T32] INFO: task kworker/1:520:4853 blocked for more than 463 seconds. [ 1337.463195][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.463226][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.463249][ T32] task:kworker/1:520 state:D stack:0 pid:4853 tgid:4853 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1337.475526][ T32] r5:8537a400 r4:829187f0 [ 1337.475549][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1337.475810][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1337.476258][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.476309][ T32] r5:853aa38c r4:853aa000 [ 1337.476331][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.476402][ T32] r7:ddde2d40 r6:83018200 r5:853aa38c r4:853f6680 [ 1337.476439][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.476518][ T32] r10:61c88647 r9:8537a400 r8:853f66ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.476553][ T32] r4:853f6680 [ 1337.476577][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.476650][ T32] r10:00000000 r9:853f6680 r8:8027ed34 r7:eb3ede60 r6:853f6700 r5:8537a400 [ 1337.476681][ T32] r4:00000001 [ 1337.476704][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.476743][ T32] Exception stack(0xeb3f9fb0 to 0xeb3f9ff8) [ 1337.476776][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.476810][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.476841][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.476906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.476936][ T32] r4:853fe100 [ 1337.477344][ T32] INFO: task kworker/1:520:4853 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1337.477404][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.477475][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.477523][ T32] Call trace: [ 1337.477587][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1337.477642][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1337.477674][ T32] r4:00000000 [ 1337.477698][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.477758][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 5 printk messages dropped ** [ 1337.477964][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1337.478132][ T32] r4:e0425dc0 ** 4 printk messages dropped ** [ 1337.478325][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1337.478350][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.478415][ T32] r5:00001000 r4:dffd1000 [ 1337.478444][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.478487][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.478531][ T32] r5:849a538c r4:849a5000 [ 1337.478552][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.478599][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1337.478623][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.478671][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.478697][ T32] r4:84af8400 [ 1337.478718][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.478786][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1337.478817][ T32] r4:00000001 [ 1337.478838][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.478879][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1337.478907][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.478963][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.478998][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.479031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.479061][ T32] r4:84af1fc0 [ 1337.479105][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1337.479230][ T32] task:kworker/1:521 state:D stack:0 pid:4854 tgid:4854 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1337.479568][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.479682][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1337.480009][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1337.480327][ T32] r4:853f6780 ** 5 printk messages dropped ** [ 1337.480566][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.481304][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 2 printk messages dropped ** [ 1337.481420][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1337.481452][ T32] 5d20: 804e1000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1337.481487][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1337.481514][ T32] 5d60: 800d0013 ffffffff [ 1337.481539][ T32] r5:800d0013 r4:80239bd0 [ 1337.481561][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.481603][ T32] r4:82ac11e4 [ 1337.481647][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.481701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1337.481729][ T32] r4:e0425dc0 [ 1337.481750][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.481795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1337.481822][ T32] r4:00000000 [ 1337.481842][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.481892][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1337.481918][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.481964][ T32] r5:00001000 r4:dffd1000 [ 1337.481987][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.482058][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.482113][ T32] r5:849a538c r4:849a5000 [ 1337.482143][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.482205][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1337.482233][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.482292][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1337.482428][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.482746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1337.483244][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1337.483312][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1337.492361][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.492428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547b040 [ 1337.492459][ T32] r4:00000000 [ 1337.492481][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.492533][ T32] r9:83018005 r8:85379800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1337.492558][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.492606][ T32] r5:00001000 r4:eafe5000 [ 1337.492649][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.492696][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.492741][ T32] r5:8473bb8c r4:8473b800 [ 1337.492764][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.492813][ T32] r7:dddced40 r6:83018000 r5:8473bb8c r4:853e8580 [ 1337.492839][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.492888][ T32] r10:61c88647 r9:85379800 r8:853e85ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.492914][ T32] r4:853e8580 [ 1337.492935][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.492983][ T32] r10:00000000 r9:853e8580 r8:8027ed34 r7:eb329e60 r6:853f6880 r5:85379800 [ 1337.493010][ T32] r4:00000001 [ 1337.493030][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.493068][ T32] Exception stack(0xeb405fb0 to 0xeb405ff8) [ 1337.493106][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1337.493172][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.498824][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.499132][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1337.499595][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 9 printk messages dropped ** [ 1337.499982][ T32] r4:84af8400 ** 6 printk messages dropped ** [ 1337.500232][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1337.500767][ T32] r10:829187f4 r9:eb409d84 r8:00000002 r7:60000113 r6:eb409d8c r5:8537bc00 ** 3 printk messages dropped ** [ 1337.500902][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.500949][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.500998][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb409e08 [ 1337.501024][ T32] r4:00000000 [ 1337.501044][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1337.501084][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1337.501129][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.501173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f5400 [ 1337.501220][ T32] r4:00000000 [ 1337.501245][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.501293][ T32] r9:83018005 r8:8537bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1337.501344][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.501393][ T32] r5:00001000 r4:eb45b000 [ 1337.501427][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.501498][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.501550][ T32] r5:853b1f8c r4:853b1c00 [ 1337.501595][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.501651][ T32] r7:dddced40 r6:83018000 r5:853b1f8c r4:853e8600 [ 1337.501696][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.501750][ T32] r10:61c88647 r9:8537bc00 r8:853e862c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.501777][ T32] r4:853e8600 [ 1337.501797][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.501863][ T32] r10:00000000 r9:853e8600 r8:8027ed34 r7:eb405e60 r6:853f6900 r5:8537bc00 [ 1337.501894][ T32] r4:00000001 [ 1337.501936][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.501977][ T32] Exception stack(0xeb409fb0 to 0xeb409ff8) [ 1337.502059][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.502110][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.502164][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.502201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.502240][ T32] r4:853f5880 [ 1337.502511][ T32] INFO: task kworker/0:346:4858 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1337.502547][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.502605][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.502652][ T32] Call trace: [ 1337.502726][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1337.502779][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1337.502807][ T32] r4:00000000 [ 1337.502829][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.502869][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1337.502901][ T32] 5d20: 804e1000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1337.502934][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1337.502962][ T32] 5d60: 800d0013 ffffffff [ 1337.502987][ T32] r5:800d0013 r4:80239bd0 [ 1337.503009][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.503052][ T32] r4:82ac11e4 [ 1337.503083][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.503142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1337.503192][ T32] r4:e0425dc0 ** 2 printk messages dropped ** [ 1337.503295][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.514315][ T32] r5:849a538c r4:849a5000 ** 4 printk messages dropped ** [ 1337.514528][ T32] r4:84af8400 ** 4 printk messages dropped ** [ 1337.514763][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 7 printk messages dropped ** [ 1337.515099][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1337.515496][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1337.515610][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1337.515942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853feb80 ** 11 printk messages dropped ** [ 1337.516356][ T32] r10:61c88647 r9:8537c800 r8:853f69ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1337.516477][ T32] r4:00000001 [ 1337.516497][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.516539][ T32] Exception stack(0xeb3e9fb0 to 0xeb3e9ff8) [ 1337.516579][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.516617][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.516649][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.516686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.516714][ T32] r4:853fe880 [ 1337.517126][ T32] INFO: task kworker/1:522:4861 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1337.517165][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.517248][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.517301][ T32] Call trace: [ 1337.517358][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1337.517410][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1337.517438][ T32] r4:00000000 [ 1337.517459][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.517520][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1337.517557][ T32] 5d20: 804e1000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1337.517600][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1337.517633][ T32] 5d60: 800d0013 ffffffff [ 1337.517660][ T32] r5:800d0013 r4:80239bd0 [ 1337.517681][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.517726][ T32] r4:82ac11e4 [ 1337.517748][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.517793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1337.517820][ T32] r4:e0425dc0 [ 1337.517862][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.517932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1337.517962][ T32] r4:00000000 [ 1337.517982][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.518090][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1337.518123][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.518170][ T32] r5:00001000 r4:dffd1000 [ 1337.518192][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.518232][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.518277][ T32] r5:849a538c r4:849a5000 [ 1337.518307][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.518358][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1337.518392][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.518480][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.518537][ T32] r4:84af8400 [ 1337.518560][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.518633][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1337.518664][ T32] r4:00000001 [ 1337.518706][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.518768][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1337.518800][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.518833][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.519064][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1337.519362][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1337.519425][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1337.519749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fea40 ** 9 printk messages dropped ** [ 1337.520220][ T32] r7:ddde2d40 r6:83018200 r5:853aab8c r4:853f6a80 ** 8 printk messages dropped ** [ 1337.520501][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.521295][ T32] Call trace: ** 8 printk messages dropped ** [ 1337.521778][ T32] r5:800d0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1337.522246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 7 printk messages dropped ** [ 1337.522636][ T32] r5:849a538c r4:849a5000 [ 1337.522659][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.522708][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1337.522733][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.522791][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.522823][ T32] r4:84af8400 [ 1337.522879][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.522944][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1337.522972][ T32] r4:00000001 [ 1337.523019][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.523072][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1337.523111][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.523146][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.523178][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.523213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.523269][ T32] r4:84af1fc0 [ 1337.523377][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.540740][ T32] INFO: task kworker/1:524:4865 blocked for more than 464 seconds. [ 1337.540824][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.540893][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.540938][ T32] task:kworker/1:524 state:D stack:0 pid:4865 tgid:4865 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.541043][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.541140][ T32] Call trace: [ 1337.541275][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1337.541340][ T32] r10:829187f4 r9:eb419d84 r8:00000002 r7:60000013 r6:eb419d8c r5:84a06c00 [ 1337.541370][ T32] r4:84a06c00 [ 1337.541397][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.541466][ T32] r5:84a06c00 r4:829187f0 [ 1337.541587][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.541636][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.541686][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb419e08 [ 1337.541734][ T32] r4:00000000 [ 1337.541760][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1337.541801][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1337.541847][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.541894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fec40 [ 1337.541923][ T32] r4:00000000 [ 1337.541946][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.542055][ T32] r9:83018205 r8:84a06c00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 1 printk messages dropped ** [ 1337.542153][ T32] r5:00001000 r4:eb183000 ** 6 printk messages dropped ** [ 1337.542686][ T32] r10:61c88647 r9:84a06c00 r8:853f6bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1337.543048][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.551906][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.552111][ T32] r5:800d0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1337.552404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 9 printk messages dropped ** [ 1337.552976][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 8 printk messages dropped ** [ 1337.559923][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.560248][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1337.560705][ T32] r4:8537e000 ** 2 printk messages dropped ** [ 1337.560794][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1337.561169][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.561502][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1337.562087][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.562694][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.562822][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.562905][ T32] Call trace: [ 1337.562940][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1337.562996][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1337.563026][ T32] r4:00000000 [ 1337.563063][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.563174][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1337.563217][ T32] 5d20: 804e1000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1337.563321][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1337.570086][ T32] 5d60: 800d0013 ffffffff [ 1337.570147][ T32] r5:800d0013 r4:80239bd0 [ 1337.570173][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.570239][ T32] r4:82ac11e4 [ 1337.570261][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.570349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1337.570394][ T32] r4:e0425dc0 [ 1337.570418][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.570466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1337.570492][ T32] r4:00000000 [ 1337.570513][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.570563][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1337.570589][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.570636][ T32] r5:00001000 r4:dffd1000 [ 1337.570658][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.570714][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.570804][ T32] r5:849a538c r4:849a5000 [ 1337.570834][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.570886][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1337.570910][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.570957][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1337.571086][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.571325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1337.571871][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1337.571963][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1337.572248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fed80 ** 10 printk messages dropped ** [ 1337.572693][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1337.573062][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1337.580446][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1337.580830][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1337.581072][ T32] r5:00001000 r4:dffd1000 ** 6 printk messages dropped ** [ 1337.581360][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 11 printk messages dropped ** [ 1337.581918][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 11 printk messages dropped ** [ 1337.582796][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1337.583017][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.591577][ T32] r5:853abf8c r4:853abc00 ** 6 printk messages dropped ** [ 1337.591928][ T32] r10:00000000 r9:853f6e00 r8:8027ed34 r7:eb411e60 r6:853f6e80 r5:8537b000 ** 9 printk messages dropped ** [ 1337.592858][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1337.600485][ T32] r4:e0425dc0 ** 2 printk messages dropped ** [ 1337.600608][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.600976][ T32] r5:849a538c r4:849a5000 ** 4 printk messages dropped ** [ 1337.601215][ T32] r4:84af8400 [ 1337.601237][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.601288][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1337.601343][ T32] r4:00000001 [ 1337.601397][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.601448][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1337.601480][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.601513][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.601546][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.601580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.601606][ T32] r4:84af1fc0 [ 1337.601631][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.601688][ T32] INFO: task kworker/1:528:4873 blocked for more than 464 seconds. [ 1337.601742][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.601807][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.601836][ T32] task:kworker/1:528 state:D stack:0 pid:4873 tgid:4873 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.601912][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.601961][ T32] Call trace: [ 1337.601995][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1337.602074][ T32] r10:829187f4 r9:eb425d84 r8:00000002 r7:60000013 r6:eb425d8c r5:8536c800 [ 1337.602131][ T32] r4:8536c800 [ 1337.602245][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.602312][ T32] r5:8536c800 r4:829187f0 [ 1337.602337][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.602381][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.602432][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb425e08 [ 1337.602490][ T32] r4:00000000 [ 1337.602524][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1337.602566][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1337.602631][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.602714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85448200 [ 1337.602771][ T32] r4:00000000 [ 1337.602802][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.602851][ T32] r9:83018205 r8:8536c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1337.602890][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.602938][ T32] r5:00001000 r4:eb1e3000 [ 1337.602985][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.603031][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.603099][ T32] r5:853b078c r4:853b0400 [ 1337.603152][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.603205][ T32] r7:ddde2d40 r6:83018200 r5:853b078c r4:853f6f00 [ 1337.603230][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.603278][ T32] r10:61c88647 r9:8536c800 r8:853f6f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.603372][ T32] r4:853f6f00 [ 1337.611389][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.611503][ T32] r10:00000000 r9:853f6f00 r8:8027ed34 r7:eb421e60 r6:853f6f80 r5:8536c800 [ 1337.611567][ T32] r4:00000001 [ 1337.611597][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.611638][ T32] Exception stack(0xeb425fb0 to 0xeb425ff8) [ 1337.611672][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.611706][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.611764][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.611833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.611897][ T32] r4:853fe500 [ 1337.612379][ T32] INFO: task kworker/1:528:4873 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1337.612425][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.612499][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.612554][ T32] Call trace: [ 1337.612656][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1337.612715][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1337.612743][ T32] r4:00000000 [ 1337.612765][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.612807][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1337.612840][ T32] 5d20: 804e1000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1337.612875][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1337.612904][ T32] 5d60: 800d0013 ffffffff [ 1337.612930][ T32] r5:800d0013 r4:80239bd0 [ 1337.613030][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.613081][ T32] r4:82ac11e4 [ 1337.613111][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.613163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1337.613192][ T32] r4:e0425dc0 [ 1337.613214][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1337.619999][ T32] r5:00001000 r4:dffd1000 ** 4 printk messages dropped ** [ 1337.620303][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 9 printk messages dropped ** [ 1337.620874][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.621193][ T32] task:kworker/1:529 state:D stack:0 pid:4875 tgid:4875 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1337.621883][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1337.622659][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.623115][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.623388][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.631368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.631446][ T32] r4:85448140 [ 1337.631896][ T32] INFO: task kworker/1:529:4875 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1337.631992][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.632073][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.632173][ T32] Call trace: [ 1337.632318][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1337.632405][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1337.632444][ T32] r4:00000000 [ 1337.632467][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.632510][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1337.632577][ T32] 5d20: 804e1000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1337.632649][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1337.632681][ T32] 5d60: 800d0013 ffffffff [ 1337.632708][ T32] r5:800d0013 r4:80239bd0 [ 1337.632801][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.632853][ T32] r4:82ac11e4 [ 1337.632877][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.632924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1337.632951][ T32] r4:e0425dc0 [ 1337.632972][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.633017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1337.633044][ T32] r4:00000000 [ 1337.633100][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.633200][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1337.633271][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.640228][ T32] r5:00001000 r4:dffd1000 [ 1337.640316][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.640414][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.640468][ T32] r5:849a538c r4:849a5000 [ 1337.640492][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.640543][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1337.640567][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.640617][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.640663][ T32] r4:84af8400 [ 1337.640719][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.640815][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1337.640852][ T32] r4:00000001 [ 1337.640890][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1337.641079][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1337.641752][ T32] r4:854b8c00 ** 2 printk messages dropped ** [ 1337.641916][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.642083][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.642349][ T32] r9:83018205 r8:854b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 ** 9 printk messages dropped ** [ 1337.642707][ T32] r4:8544a100 ** 5 printk messages dropped ** [ 1337.643142][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.649733][ T32] Call trace: ** 7 printk messages dropped ** [ 1337.650397][ T32] 5d60: 800d0013 ffffffff ** 5 printk messages dropped ** [ 1337.650660][ T32] r4:e0425dc0 ** 2 printk messages dropped ** [ 1337.650846][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1337.651510][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 8 printk messages dropped ** [ 1337.652017][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.652398][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.652739][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.652780][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.652830][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb439e08 [ 1337.652857][ T32] r4:00000000 [ 1337.652879][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1337.652930][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1337.652973][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.653072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854484c0 [ 1337.653108][ T32] r4:00000000 [ 1337.653130][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.653179][ T32] r9:83018205 r8:854ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1337.653254][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.653357][ T32] r5:00001000 r4:eb20d000 [ 1337.661705][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.661798][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.661846][ T32] r5:853b0f8c r4:853b0c00 [ 1337.661871][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.661921][ T32] r7:ddde2d40 r6:83018200 r5:853b0f8c r4:8544a200 [ 1337.661982][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.662078][ T32] r10:61c88647 r9:854ba400 r8:8544a22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.662138][ T32] r4:8544a200 [ 1337.662195][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.662258][ T32] r10:00000000 r9:8544a200 r8:8027ed34 r7:eb42de60 r6:8544a280 r5:854ba400 [ 1337.662328][ T32] r4:00000001 [ 1337.662456][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.662500][ T32] Exception stack(0xeb439fb0 to 0xeb439ff8) [ 1337.662561][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.662600][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.662632][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.662667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.662693][ T32] r4:85448540 [ 1337.663136][ T32] INFO: task kworker/1:531:4880 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1337.663188][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.663280][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.671512][ T32] Call trace: [ 1337.671624][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1337.672038][ T32] 5d60: 800d0013 ffffffff ** 5 printk messages dropped ** [ 1337.672316][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1337.672658][ T32] r5:00001000 r4:dffd1000 ** 6 printk messages dropped ** [ 1337.673002][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1337.679269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1337.679604][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.680124][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1337.680464][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1337.681202][ T32] r7:ddde2d40 r6:83018200 r5:853b138c r4:8544a300 ** 8 printk messages dropped ** [ 1337.681872][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.682891][ T32] Call trace: ** 12 printk messages dropped ** [ 1337.689340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 12 printk messages dropped ** [ 1337.690245][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 7 printk messages dropped ** [ 1337.690541][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 6 printk messages dropped ** [ 1337.690900][ T32] INFO: task kworker/1:533:4883 blocked for more than 464 seconds. ** 8 printk messages dropped ** [ 1337.691610][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.691654][ T32] r5:854b8000 r4:829187f0 [ 1337.691706][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.691754][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.691802][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb44de08 [ 1337.691857][ T32] r4:00000000 [ 1337.691883][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1337.691925][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1337.691963][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.692028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545a100 [ 1337.692146][ T32] r4:00000000 [ 1337.692172][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.692272][ T32] r9:83018205 r8:854b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1337.692308][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.692356][ T32] r5:00001000 r4:eb489000 [ 1337.692377][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.692419][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.692490][ T32] r5:853b338c r4:853b3000 [ 1337.692585][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.692639][ T32] r7:ddde2d40 r6:83018200 r5:853b338c r4:8544a400 [ 1337.692718][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.692773][ T32] r10:61c88647 r9:854b8000 r8:8544a42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.692800][ T32] r4:8544a400 [ 1337.692822][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.692888][ T32] r10:00000000 r9:8544a400 r8:8027ed34 r7:eb41de60 r6:8544a480 r5:854b8000 [ 1337.692919][ T32] r4:00000001 [ 1337.692940][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.693031][ T32] Exception stack(0xeb44dfb0 to 0xeb44dff8) [ 1337.693099][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.693166][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.693204][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.693238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.693265][ T32] r4:854486c0 [ 1337.704841][ T32] INFO: task kworker/1:533:4883 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1337.704913][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.705022][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.705108][ T32] Call trace: [ 1337.705149][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1337.705209][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1337.705239][ T32] r4:00000000 [ 1337.705261][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.705302][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1337.705365][ T32] 5d20: 804e1000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1337.705405][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1337.705436][ T32] 5d60: 800d0013 ffffffff [ 1337.705464][ T32] r5:800d0013 r4:80239bd0 [ 1337.705486][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.705534][ T32] r4:82ac11e4 [ 1337.705581][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.705632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1337.705659][ T32] r4:e0425dc0 [ 1337.705681][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.705727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1337.705755][ T32] r4:00000000 [ 1337.705778][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.705827][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1337.705854][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.705938][ T32] r5:00001000 r4:dffd1000 [ 1337.705966][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.706063][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.706122][ T32] r5:849a538c r4:849a5000 [ 1337.706177][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.706232][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1337.706258][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.706350][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.706383][ T32] r4:84af8400 [ 1337.706421][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.706494][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1337.706528][ T32] r4:00000001 [ 1337.706576][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.706618][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1337.706648][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.706682][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.706714][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.706748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.706775][ T32] r4:84af1fc0 [ 1337.706798][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.706827][ T32] INFO: task kworker/1:534:4884 blocked for more than 464 seconds. ** 6 printk messages dropped ** [ 1337.707408][ T32] r10:829187f4 r9:eb441d84 r8:00000002 r7:60000013 r6:eb441d8c r5:854bbc00 ** 3 printk messages dropped ** [ 1337.707671][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1337.708014][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1337.708413][ T32] r5:853b178c r4:853b1400 ** 6 printk messages dropped ** [ 1337.708696][ T32] r10:00000000 r9:8544a500 r8:8027ed34 r7:eb44de60 r6:8544a580 r5:854bbc00 ** 10 printk messages dropped ** [ 1337.709384][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.709824][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 1 printk messages dropped ** [ 1337.709943][ T32] r5:800d0013 r4:80239bd0 [ 1337.709974][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.710055][ T32] r4:82ac11e4 [ 1337.710080][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1337.710221][ T32] r4:e0425dc0 ** 2 printk messages dropped ** [ 1337.710315][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.710566][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.711170][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 7 printk messages dropped ** [ 1337.711434][ T32] Not tainted 6.15.0-syzkaller #0 ** 9 printk messages dropped ** [ 1337.712069][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.712207][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.712334][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1337.712890][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1337.730383][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1337.731545][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1337.731941][ T32] r4:e0425dc0 ** 2 printk messages dropped ** [ 1337.732052][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.732509][ T32] r5:849a538c r4:849a5000 ** 6 printk messages dropped ** [ 1337.732864][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 10 printk messages dropped ** [ 1337.742545][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1337.742938][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1337.743075][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1337.746488][ T32] r5:00001000 r4:eb461000 ** 6 printk messages dropped ** [ 1337.746771][ T32] r10:61c88647 r9:854bd400 r8:8544a72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1337.747323][ T32] r4:85448c40 ** 2 printk messages dropped ** [ 1337.747872][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.748291][ T32] 5d60: 800d0013 ffffffff [ 1337.748318][ T32] r5:800d0013 r4:80239bd0 [ 1337.748339][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.748383][ T32] r4:82ac11e4 [ 1337.748405][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.748451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1337.748477][ T32] r4:e0425dc0 [ 1337.748499][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.748544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1337.748596][ T32] r4:00000000 [ 1337.748629][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.748730][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1337.748766][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.748838][ T32] r5:00001000 r4:dffd1000 [ 1337.748863][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.748905][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.748963][ T32] r5:849a538c r4:849a5000 [ 1337.748988][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.749040][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1337.749064][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.749119][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.749146][ T32] r4:84af8400 [ 1337.749167][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.749240][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1337.749271][ T32] r4:00000001 [ 1337.749330][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.749397][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1337.749430][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.749466][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.749498][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.749531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.749571][ T32] r4:84af1fc0 [ 1337.749612][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.749666][ T32] INFO: task kworker/0:347:4891 blocked for more than 464 seconds. [ 1337.749707][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.749736][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.749758][ T32] task:kworker/0:347 state:D stack:0 pid:4891 tgid:4891 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.749825][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.749943][ T32] Call trace: [ 1337.749994][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1337.750070][ T32] r10:829187f4 r9:eb459d84 r8:00000002 r7:60000113 r6:eb459d8c r5:854be000 [ 1337.750153][ T32] r4:854be000 [ 1337.750222][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.750284][ T32] r5:854be000 r4:829187f0 [ 1337.750307][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.750348][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.750397][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb459e08 [ 1337.750424][ T32] r4:00000000 [ 1337.750446][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1337.750486][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1337.750524][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.750587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854626c0 ** 8 printk messages dropped ** [ 1337.751038][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1337.751545][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1337.752212][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.752400][ T32] r5:800d0013 r4:80239bd0 ** 7 printk messages dropped ** [ 1337.752720][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.752966][ T32] r5:849a538c r4:849a5000 ** 3 printk messages dropped ** [ 1337.753208][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1337.764405][ T32] r4:84af1fc0 ** 5 printk messages dropped ** [ 1337.764714][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.765049][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.765103][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.765183][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb46de08 [ 1337.765215][ T32] r4:00000000 [ 1337.765237][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1337.765278][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1337.765320][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.765376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85448ec0 [ 1337.765437][ T32] r4:00000000 [ 1337.765466][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.765519][ T32] r9:83018205 r8:854bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1337.765546][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.765592][ T32] r5:00001000 r4:eb46f000 [ 1337.765615][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.765686][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.765738][ T32] r5:853b278c r4:853b2400 [ 1337.765791][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.765854][ T32] r7:ddde2d40 r6:83018200 r5:853b278c r4:8544a880 [ 1337.765884][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.765969][ T32] r10:61c88647 r9:854bec00 r8:8544a8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.766021][ T32] r4:8544a880 [ 1337.766155][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.766210][ T32] r10:00000000 r9:8544a880 r8:8027ed34 r7:eb44de60 r6:8544a900 r5:854bec00 [ 1337.766237][ T32] r4:00000001 [ 1337.766260][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.766298][ T32] Exception stack(0xeb46dfb0 to 0xeb46dff8) [ 1337.766328][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.766389][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.766425][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.766461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.766487][ T32] r4:85448f00 [ 1337.766898][ T32] INFO: task kworker/1:537:4893 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1337.766939][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.767034][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.767119][ T32] Call trace: [ 1337.767182][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1337.767240][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1337.767282][ T32] r4:00000000 [ 1337.767333][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.767378][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1337.767412][ T32] 5d20: 804e1000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1337.767446][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1337.767502][ T32] 5d60: 800d0013 ffffffff [ 1337.767532][ T32] r5:800d0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1337.767761][ T32] r4:e0425dc0 ** 2 printk messages dropped ** [ 1337.767884][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.768331][ T32] r5:849a538c r4:849a5000 ** 7 printk messages dropped ** [ 1337.768696][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.769022][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.769432][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.769831][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1337.770245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e9f00 ** 11 printk messages dropped ** [ 1337.770698][ T32] r10:61c88647 r9:854b9800 r8:8544a9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1337.771140][ T32] r4:853d8f80 ** 3 printk messages dropped ** [ 1337.771588][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.771871][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1337.772202][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.772521][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1337.772637][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1337.772660][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.772707][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.772734][ T32] r4:84af8400 [ 1337.772754][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.772801][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1337.772828][ T32] r4:00000001 [ 1337.772849][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.772885][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1337.772914][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.772948][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.772981][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.773075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.773137][ T32] r4:84af1fc0 [ 1337.773205][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.773234][ T32] INFO: task kworker/1:539:4897 blocked for more than 464 seconds. [ 1337.773268][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.773352][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.791584][ T32] task:kworker/1:539 state:D stack:0 pid:4897 tgid:4897 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.791673][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.791743][ T32] Call trace: [ 1337.791780][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1337.791840][ T32] r10:829187f4 r9:eb481d84 r8:00000002 r7:60000113 r6:eb481d8c r5:854c0000 [ 1337.791869][ T32] r4:854c0000 [ 1337.791891][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.791934][ T32] r5:854c0000 r4:829187f0 [ 1337.791958][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.791999][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.792047][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb481e08 [ 1337.792073][ T32] r4:00000000 [ 1337.792101][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1337.792144][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1337.792185][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.792258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545a040 [ 1337.792298][ T32] r4:00000000 [ 1337.792319][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.792372][ T32] r9:83018205 r8:854c0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1337.792399][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.792445][ T32] r5:00001000 r4:eb483000 [ 1337.792467][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.792508][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.792606][ T32] r5:853b2f8c r4:853b2c00 [ 1337.792668][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.792755][ T32] r7:ddde2d40 r6:83018200 r5:853b2f8c r4:8544aa80 [ 1337.792785][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.792837][ T32] r10:61c88647 r9:854c0000 r8:8544aaac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.792865][ T32] r4:8544aa80 [ 1337.792886][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.792934][ T32] r10:00000000 r9:8544aa80 r8:8027ed34 r7:eb44de60 r6:8544ab00 r5:854c0000 ** 5 printk messages dropped ** [ 1337.793184][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1337.798691][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1337.799083][ T32] r4:e0425dc0 ** 4 printk messages dropped ** [ 1337.799350][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 12 printk messages dropped ** [ 1337.800090][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.800318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1337.800572][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.800985][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1337.801383][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.801649][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.801721][ T32] r5:8547c38c r4:8547c000 [ 1337.801764][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.801814][ T32] r7:ddde2d40 r6:83018200 r5:8547c38c r4:8544ab80 [ 1337.801838][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.801886][ T32] r10:61c88647 r9:854c1800 r8:8544abac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.801992][ T32] r4:8544ab80 [ 1337.802040][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.802108][ T32] r10:00000000 r9:8544ab80 r8:8027ed34 r7:eb44de60 r6:8544ac00 r5:854c1800 [ 1337.802139][ T32] r4:00000001 [ 1337.802186][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.802229][ T32] Exception stack(0xeb495fb0 to 0xeb495ff8) [ 1337.802278][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.802321][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.802354][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.802389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.802452][ T32] r4:8545a140 [ 1337.802708][ T32] INFO: task kworker/1:540:4898 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1337.802746][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.802877][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.802925][ T32] Call trace: [ 1337.802955][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1337.803006][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1337.803034][ T32] r4:00000000 [ 1337.803056][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.803101][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1337.803137][ T32] 5d20: 804e1000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1337.803223][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1337.803256][ T32] 5d60: 800d0013 ffffffff [ 1337.803341][ T32] r5:800d0013 r4:80239bd0 [ 1337.816231][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.816356][ T32] r4:82ac11e4 [ 1337.816412][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.816472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1337.816500][ T32] r4:e0425dc0 [ 1337.816527][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1337.816665][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.816971][ T32] r5:849a538c r4:849a5000 ** 6 printk messages dropped ** [ 1337.817258][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 9 printk messages dropped ** [ 1337.817799][ T32] INFO: task kworker/1:541:4901 blocked for more than 464 seconds. ** 9 printk messages dropped ** [ 1337.818388][ T32] r5:854c0c00 r4:829187f0 [ 1337.818411][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.818602][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.818805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545a440 ** 9 printk messages dropped ** [ 1337.819346][ T32] r7:ddde2d40 r6:83018200 r5:853b378c r4:8544ac80 ** 8 printk messages dropped ** [ 1337.819815][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1337.820762][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1337.821259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 10 printk messages dropped ** [ 1337.821818][ T32] r5:849a538c r4:849a5000 ** 6 printk messages dropped ** [ 1337.822125][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 9 printk messages dropped ** [ 1337.822589][ T32] INFO: task kworker/1:542:4902 blocked for more than 464 seconds. ** 10 printk messages dropped ** [ 1337.823312][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.832972][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1337.833987][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1337.834678][ T32] r10:00000000 r9:8544ad80 r8:8027ed34 r7:eb495e60 r6:8544ae00 r5:854c3000 ** 5 printk messages dropped ** [ 1337.834967][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.835013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.835041][ T32] r4:8545a000 [ 1337.835448][ T32] INFO: task kworker/1:542:4902 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1337.835488][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.835609][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.835730][ T32] Call trace: [ 1337.835766][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1337.835834][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1337.835923][ T32] r4:00000000 [ 1337.835987][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.836058][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1337.836107][ T32] 5d20: 804e1000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1337.836144][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1337.836189][ T32] 5d60: 800d0013 ffffffff [ 1337.836219][ T32] r5:800d0013 r4:80239bd0 [ 1337.836242][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.836286][ T32] r4:82ac11e4 [ 1337.836308][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.836355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1337.836382][ T32] r4:e0425dc0 [ 1337.836403][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.836472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1337.836503][ T32] r4:00000000 [ 1337.836649][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.836709][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1337.836800][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.836849][ T32] r5:00001000 r4:dffd1000 [ 1337.836871][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.836911][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.836981][ T32] r5:849a538c r4:849a5000 [ 1337.837038][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.837099][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1337.837153][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.837233][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.837349][ T32] r4:84af8400 [ 1337.837382][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.837431][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1337.837457][ T32] r4:00000001 [ 1337.837477][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.837575][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1337.837608][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.837641][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.837672][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.837732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.837803][ T32] r4:84af1fc0 [ 1337.837830][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.837860][ T32] INFO: task kworker/1:543:4906 blocked for more than 464 seconds. [ 1337.837895][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.837949][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.837975][ T32] task:kworker/1:543 state:D stack:0 pid:4906 tgid:4906 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.838085][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.838136][ T32] Call trace: [ 1337.838168][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1337.838218][ T32] r10:829187f4 r9:eb48dd84 r8:00000002 r7:60000013 r6:eb48dd8c r5:854c3c00 [ 1337.838325][ T32] r4:854c3c00 [ 1337.838413][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.838467][ T32] r5:854c3c00 r4:829187f0 [ 1337.838489][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.838555][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.838696][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb48de08 [ 1337.838726][ T32] r4:00000000 [ 1337.838748][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1337.838790][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1337.838892][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.838943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545a7c0 [ 1337.838970][ T32] r4:00000000 [ 1337.839047][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1337.839358][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1337.840077][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.840623][ T32] Call trace: ** 10 printk messages dropped ** [ 1337.841173][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1337.841515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 12 printk messages dropped ** [ 1337.842420][ T32] r4:84af8400 ** 5 printk messages dropped ** [ 1337.842618][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1337.843134][ T32] r4:854c4800 ** 2 printk messages dropped ** [ 1337.843292][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.863064][ T32] r4:00000000 [ 1337.863087][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1337.863159][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1337.863214][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.863263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545aac0 [ 1337.863358][ T32] r4:00000000 [ 1337.864021][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.864106][ T32] r9:83018205 r8:854c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0eb000 [ 1337.864156][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.864210][ T32] r5:00001000 r4:eb4c3000 [ 1337.864233][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.864276][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.864321][ T32] r5:8547c78c r4:8547c400 [ 1337.864350][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.864403][ T32] r7:ddde2d40 r6:83018200 r5:8547c78c r4:8544af80 [ 1337.864442][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.864497][ T32] r10:61c88647 r9:854c4800 r8:8544afac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.864525][ T32] r4:8544af80 [ 1337.864547][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.864620][ T32] r10:00000000 r9:8544af80 r8:8027ed34 r7:eb495e60 r6:85460000 r5:854c4800 [ 1337.864658][ T32] r4:00000001 [ 1337.864731][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.864775][ T32] Exception stack(0xeb4b9fb0 to 0xeb4b9ff8) [ 1337.864808][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.864862][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.864898][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.864942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.865100][ T32] r4:8545a900 [ 1337.865513][ T32] INFO: task kworker/1:544:4907 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1337.865554][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.865690][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.865795][ T32] Call trace: [ 1337.865835][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1337.865889][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1337.865917][ T32] r4:00000000 [ 1337.865940][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.866027][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1337.866066][ T32] 5d20: 804e1000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1337.866106][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1337.866422][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1337.866793][ T32] r5:00001000 r4:dffd1000 ** 6 printk messages dropped ** [ 1337.867108][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1337.867585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1337.868082][ T32] r4:854c5400 ** 1 printk messages dropped ** [ 1337.868155][ T32] r5:854c5400 r4:829187f0 [ 1337.868177][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.868218][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.868269][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c1e08 [ 1337.868296][ T32] r4:00000000 [ 1337.868318][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1337.868441][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1337.868528][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.868590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545ac40 [ 1337.868618][ T32] r4:00000000 [ 1337.868639][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.868710][ T32] r9:83018205 r8:854c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ed000 [ 1337.868754][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.868803][ T32] r5:00001000 r4:eb4c9000 [ 1337.868826][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.868917][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.869000][ T32] r5:8547cb8c r4:8547c800 [ 1337.869035][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.869084][ T32] r7:ddde2d40 r6:83018200 r5:8547cb8c r4:85460080 [ 1337.869113][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.869161][ T32] r10:61c88647 r9:854c5400 r8:854600ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1337.869594][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1337.870407][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1337.870466][ T32] 5d20: 804e1000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1337.870504][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1337.870548][ T32] 5d60: 800d0013 ffffffff [ 1337.870578][ T32] r5:800d0013 r4:80239bd0 [ 1337.870600][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.870644][ T32] r4:82ac11e4 [ 1337.870694][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.870877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1337.870910][ T32] r4:e0425dc0 [ 1337.870963][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.871020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1337.871049][ T32] r4:00000000 [ 1337.871070][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.871127][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1337.871153][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.871236][ T32] r5:00001000 r4:dffd1000 [ 1337.871261][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.871304][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.871347][ T32] r5:849a538c r4:849a5000 [ 1337.871369][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.871418][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1337.871442][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.871571][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.871610][ T32] r4:84af8400 [ 1337.871632][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.871735][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 6 printk messages dropped ** [ 1337.872014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1337.872616][ T32] r5:854c6000 r4:829187f0 [ 1337.872641][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1337.872918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545ae00 ** 11 printk messages dropped ** [ 1337.885982][ T32] r10:61c88647 r9:854c6000 r8:854601ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1337.886956][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1337.888025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 12 printk messages dropped ** [ 1337.888596][ T32] r4:84af8400 ** 5 printk messages dropped ** [ 1337.888799][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.889236][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.889767][ T32] r5:854c2400 r4:829187f0 ** 6 printk messages dropped ** [ 1337.890166][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1337.890610][ T32] r7:ddde2d40 r6:83018200 r5:8547d78c r4:85460280 ** 9 printk messages dropped ** [ 1337.891032][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1337.892047][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1337.892332][ T32] r4:e0425dc0 [ 1337.892365][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.892412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1337.892440][ T32] r4:00000000 [ 1337.892461][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.892509][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1337.892535][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.892607][ T32] r5:00001000 r4:dffd1000 [ 1337.892639][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.892681][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.892737][ T32] r5:849a538c r4:849a5000 [ 1337.892762][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.892812][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1337.892852][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.892905][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.892946][ T32] r4:84af8400 [ 1337.892967][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.893020][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1337.893066][ T32] r4:00000001 [ 1337.893090][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.893145][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1337.893175][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.893208][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.893239][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.893272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.893298][ T32] r4:84af1fc0 [ 1337.893320][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.893403][ T32] INFO: task kworker/1:548:4915 blocked for more than 464 seconds. [ 1337.909446][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.909502][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.909529][ T32] task:kworker/1:548 state:D stack:0 pid:4915 tgid:4915 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.909608][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.909710][ T32] Call trace: [ 1337.909776][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1337.909838][ T32] r10:829187f4 r9:eb4f1d84 r8:00000002 r7:60000113 r6:eb4f1d8c r5:84a01800 [ 1337.909915][ T32] r4:84a01800 [ 1337.909981][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.910086][ T32] r5:84a01800 r4:829187f0 [ 1337.910198][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.910275][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.910330][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f1e08 ** 3 printk messages dropped ** [ 1337.910511][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1337.911167][ T32] r7:ddde2d40 r6:83018200 r5:8547d38c r4:85460380 ** 10 printk messages dropped ** [ 1337.911724][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.912597][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1337.912682][ T32] r4:00000000 [ 1337.912707][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.912750][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1337.912783][ T32] 5d20: 804e1000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1337.912817][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1337.912845][ T32] 5d60: 800d0013 ffffffff [ 1337.912871][ T32] r5:800d0013 r4:80239bd0 [ 1337.912893][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.912936][ T32] r4:82ac11e4 [ 1337.912957][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.913002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1337.913029][ T32] r4:e0425dc0 [ 1337.913080][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.913162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1337.913234][ T32] r4:00000000 [ 1337.913259][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.922152][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1337.922246][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.922366][ T32] r5:00001000 r4:dffd1000 [ 1337.922421][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.922477][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.922524][ T32] r5:849a538c r4:849a5000 [ 1337.922547][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.922597][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1337.922621][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.922811][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.922870][ T32] r4:84af8400 [ 1337.922897][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.922975][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1337.923007][ T32] r4:00000001 [ 1337.923029][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.923098][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1337.923138][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.923213][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.923284][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.928644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.928693][ T32] r4:84af1fc0 [ 1337.928747][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.928811][ T32] INFO: task kworker/1:549:4917 blocked for more than 464 seconds. ** 1 printk messages dropped ** [ 1337.928883][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1337.929393][ T32] r5:854c6c00 r4:829187f0 ** 2 printk messages dropped ** [ 1337.929633][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f5e08 ** 9 printk messages dropped ** [ 1337.930189][ T32] r5:00001000 r4:e07c1000 ** 6 printk messages dropped ** [ 1337.930576][ T32] r10:61c88647 r9:854c6c00 r8:8546042c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1337.930966][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.931005][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.931038][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.931099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.931152][ T32] r4:85468100 [ 1337.931594][ T32] INFO: task kworker/1:549:4917 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1337.931639][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.931733][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.931841][ T32] Call trace: [ 1337.931873][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1337.931926][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1337.931955][ T32] r4:00000000 [ 1337.931977][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.932018][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1337.932051][ T32] 5d20: 804e1000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1337.932085][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1337.932121][ T32] 5d60: 800d0013 ffffffff [ 1337.932175][ T32] r5:800d0013 r4:80239bd0 [ 1337.932203][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.932248][ T32] r4:82ac11e4 [ 1337.932270][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1337.932433][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.932679][ T32] r5:849a538c r4:849a5000 ** 5 printk messages dropped ** [ 1337.932868][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.932914][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1337.932959][ T32] r4:00000001 [ 1337.933012][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.933071][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1337.933108][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.933150][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.933271][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.933377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.940910][ T32] r4:84af1fc0 [ 1337.941011][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.941060][ T32] INFO: task kworker/1:550:4919 blocked for more than 464 seconds. [ 1337.941141][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.941175][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.941222][ T32] task:kworker/1:550 state:D stack:0 pid:4919 tgid:4919 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.941290][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.941445][ T32] Call trace: [ 1337.941578][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1337.941794][ T32] r5:848e8000 r4:829187f0 [ 1337.941849][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.942146][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.942449][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.942802][ T32] r5:8547db8c r4:8547d800 ** 7 printk messages dropped ** [ 1337.943129][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1337.943263][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.950928][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1337.951205][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1337.951344][ T32] r4:e0425dc0 ** 1 printk messages dropped ** [ 1337.951464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1337.951495][ T32] r4:00000000 [ 1337.951517][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1337.951633][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1337.951688][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.951773][ T32] r5:00001000 r4:dffd1000 [ 1337.951800][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.951846][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.951893][ T32] r5:849a538c r4:849a5000 [ 1337.951934][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.952015][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1337.952044][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.952152][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.952185][ T32] r4:84af8400 [ 1337.952207][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.952259][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1337.952340][ T32] r4:00000001 [ 1337.952411][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1337.952625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1337.953220][ T32] r10:829187f4 r9:eb239d84 r8:00000002 r7:60000013 r6:eb239d8c r5:848e8c00 [ 1337.953251][ T32] r4:848e8c00 [ 1337.953273][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.953352][ T32] r5:848e8c00 r4:829187f0 [ 1337.962535][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.962628][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.962681][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb239e08 [ 1337.962712][ T32] r4:00000000 [ 1337.962734][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1337.962853][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1337.962902][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.962948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85468440 [ 1337.962977][ T32] r4:00000000 [ 1337.962998][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1337.964107][ T32] r4:85460500 ** 9 printk messages dropped ** [ 1337.964537][ T32] r4:854682c0 ** 1 printk messages dropped ** [ 1337.964992][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.965080][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.965170][ T32] Call trace: [ 1337.965208][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1337.965263][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1337.965291][ T32] r4:00000000 [ 1337.965313][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1337.965622][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1337.966143][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 20 printk messages dropped ** [ 1337.966992][ T32] task:kworker/1:552 state:D stack:0 pid:4924 tgid:4924 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1337.967370][ T32] r5:848ea400 r4:829187f0 [ 1337.967398][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.967440][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.967501][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb269e08 [ 1337.967531][ T32] r4:00000000 [ 1337.967554][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1337.967646][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1337.967721][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1337.967772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85468580 [ 1337.967822][ T32] r4:00000000 [ 1337.967870][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1337.968413][ T32] r10:61c88647 r9:848ea400 r8:854605ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 19 printk messages dropped ** [ 1337.970093][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 11 printk messages dropped ** [ 1337.970609][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1337.971275][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 16 printk messages dropped ** [ 1337.972091][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.972401][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 20 printk messages dropped ** [ 1337.989577][ T32] r10:00000000 r9:85460600 r8:8027ed34 r7:eb4f5e60 r6:853e8a00 r5:848ec800 ** 14 printk messages dropped ** [ 1337.990833][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1337.991398][ T32] r4:e0425dc0 ** 5 printk messages dropped ** [ 1337.991702][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.991748][ T32] r5:00001000 r4:dffd1000 [ 1337.991771][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1337.991813][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.991865][ T32] r5:849a538c r4:849a5000 [ 1337.991914][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.991968][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1337.992039][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.992094][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.992165][ T32] r4:84af8400 [ 1337.992200][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.992254][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1337.992309][ T32] r4:00000001 [ 1337.992335][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.992404][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1337.992487][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.992542][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.992575][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.992611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 5 printk messages dropped ** [ 1337.992895][ T32] task:kworker/1:554 state:D stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.002288][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 22 printk messages dropped ** [ 1338.008772][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1338.010068][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1338.010165][ T32] r4:e0425dc0 [ 1338.010187][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.010262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1338.010307][ T32] r4:00000000 [ 1338.010332][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.010409][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1338.010440][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.010486][ T32] r5:00001000 r4:dffd1000 [ 1338.010510][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.010553][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.010598][ T32] r5:849a538c r4:849a5000 [ 1338.010620][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.010694][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1338.010754][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.010898][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.010932][ T32] r4:84af8400 [ 1338.010955][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.011005][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1338.011031][ T32] r4:00000001 [ 1338.011080][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.011162][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1338.011203][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.011238][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1338.011880][ T32] r10:829187f4 r9:eb4e5d84 r8:00000002 r7:60000013 r6:eb4e5d8c r5:854c8c00 ** 5 printk messages dropped ** [ 1338.012242][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e5e08 ** 16 printk messages dropped ** [ 1338.022896][ T32] r10:61c88647 r9:854c8c00 r8:8546072c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 13 printk messages dropped ** [ 1338.024734][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1338.025577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1338.025604][ T32] r4:e0425dc0 [ 1338.025626][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.025715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1338.025749][ T32] r4:00000000 [ 1338.025773][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.025865][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1338.025897][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.025945][ T32] r5:00001000 r4:dffd1000 [ 1338.025968][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.026058][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.026172][ T32] r5:849a538c r4:849a5000 [ 1338.026201][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.026269][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1338.026300][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.026377][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.026410][ T32] r4:84af8400 [ 1338.026432][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.026480][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1338.026512][ T32] r4:00000001 [ 1338.026534][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.026597][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1338.026631][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1338.027443][ T32] r10:829187f4 r9:eb345d84 r8:00000002 r7:60000113 r6:eb345d8c r5:854c9800 ** 6 printk messages dropped ** [ 1338.027801][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1338.028376][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 18 printk messages dropped ** [ 1338.029749][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1338.031346][ T32] r5:849a538c r4:849a5000 ** 13 printk messages dropped ** [ 1338.032026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.032079][ T32] r4:84af1fc0 [ 1338.032105][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.032132][ T32] INFO: task kworker/1:557:4934 blocked for more than 464 seconds. [ 1338.032172][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.032227][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.032314][ T32] task:kworker/1:557 state:D stack:0 pid:4934 tgid:4934 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.032414][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.032494][ T32] Call trace: [ 1338.032527][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1338.032579][ T32] r10:829187f4 r9:eb4fdd84 r8:00000002 r7:60000013 r6:eb4fdd8c r5:854ca400 [ 1338.032613][ T32] r4:854ca400 [ 1338.032664][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.032713][ T32] r5:854ca400 r4:829187f0 [ 1338.032761][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.032844][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.032918][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4fde08 [ 1338.032974][ T32] r4:00000000 [ 1338.033051][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1338.033126][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1338.048747][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1338.049623][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1338.051202][ T32] r4:e0425dc0 ** 8 printk messages dropped ** [ 1338.051571][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 20 printk messages dropped ** [ 1338.052467][ T32] task:kworker/1:558 state:D stack:0 pid:4936 tgid:4936 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1338.053080][ T32] r4:00000000 [ 1338.053101][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1338.053141][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1338.053207][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.053258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547a000 [ 1338.053285][ T32] r4:00000000 [ 1338.053367][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.062725][ T32] r9:83018205 r8:848e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.062783][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.062866][ T32] r5:00001000 r4:eaef7000 [ 1338.062919][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.062976][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.063025][ T32] r5:854f078c r4:854f0400 [ 1338.063073][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.063130][ T32] r7:ddde2d40 r6:83018200 r5:854f078c r4:85460a00 [ 1338.063155][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.063205][ T32] r10:61c88647 r9:848e9800 r8:85460a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.063233][ T32] r4:85460a00 [ 1338.063331][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.063947][ T32] r10:00000000 r9:85460a00 r8:8027ed34 r7:eb4fde60 r6:853e8b00 r5:848e9800 ** 5 printk messages dropped ** [ 1338.064157][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.064191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.064218][ T32] r4:85468f40 [ 1338.064637][ T32] INFO: task kworker/1:558:4936 is blocked on a mutex likely owned by task kworker/1:102:3666. ** 1 printk messages dropped ** [ 1338.064826][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1338.065504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 14 printk messages dropped ** [ 1338.066247][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 15 printk messages dropped ** [ 1338.066886][ T32] task:kworker/1:559 state:D stack:0 pid:4937 tgid:4937 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.066992][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.067044][ T32] Call trace: [ 1338.067085][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1338.067134][ T32] r10:829187f4 r9:eb511d84 r8:00000002 r7:60000013 r6:eb511d8c r5:848ed400 [ 1338.067162][ T32] r4:848ed400 [ 1338.067243][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.067318][ T32] r5:848ed400 r4:829187f0 [ 1338.067351][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.067433][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.067487][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb511e08 [ 1338.067515][ T32] r4:00000000 [ 1338.067537][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1338.067578][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1338.067615][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1338.068044][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1338.068892][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1338.069842][ T32] 5d60: 800d0013 ffffffff ** 12 printk messages dropped ** [ 1338.070402][ T32] r5:00001000 r4:dffd1000 ** 6 printk messages dropped ** [ 1338.070902][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.070929][ T32] r4:84af8400 [ 1338.070950][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.071025][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1338.071057][ T32] r4:00000001 [ 1338.071078][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.071135][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1338.071193][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.071236][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.071294][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.071339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.071366][ T32] r4:84af1fc0 [ 1338.071467][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.071499][ T32] INFO: task kworker/1:560:4939 blocked for more than 464 seconds. [ 1338.071532][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.071566][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.071589][ T32] task:kworker/1:560 state:D stack:0 pid:4939 tgid:4939 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.071638][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.071817][ T32] Call trace: [ 1338.071889][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1338.071941][ T32] r10:829187f4 r9:eb519d84 r8:00000002 r7:60000113 r6:eb519d8c r5:848eec00 ** 2 printk messages dropped ** [ 1338.072099][ T32] r5:848eec00 r4:829187f0 [ 1338.072122][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.072362][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.072468][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1338.072921][ T32] r5:854f038c r4:854f0000 ** 4 printk messages dropped ** [ 1338.073101][ T32] r4:85460b00 ** 5 printk messages dropped ** [ 1338.073282][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.090640][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.091086][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1338.091724][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.091961][ T32] r5:00001000 r4:dffd1000 ** 6 printk messages dropped ** [ 1338.092229][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1338.092768][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.092799][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.092866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.092907][ T32] r4:84af1fc0 [ 1338.092988][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.093105][ T32] INFO: task kworker/1:561:4941 blocked for more than 464 seconds. [ 1338.093249][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.093290][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.093384][ T32] task:kworker/1:561 state:D stack:0 pid:4941 tgid:4941 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.100605][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.100730][ T32] Call trace: [ 1338.100842][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1338.100924][ T32] r10:829187f4 r9:eb51dd84 r8:00000002 r7:60000013 r6:eb51dd8c r5:848ebc00 [ 1338.100954][ T32] r4:848ebc00 [ 1338.100976][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.101021][ T32] r5:848ebc00 r4:829187f0 [ 1338.101072][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.101224][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.101288][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb51de08 [ 1338.101329][ T32] r4:00000000 [ 1338.101417][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1338.101465][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1338.101509][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.101560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547a340 [ 1338.101588][ T32] r4:00000000 [ 1338.101623][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.101679][ T32] r9:83018205 r8:848ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1338.101706][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.101779][ T32] r5:00001000 r4:eb05d000 [ 1338.101855][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.101904][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.101950][ T32] r5:854f0f8c r4:854f0c00 [ 1338.101972][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.102076][ T32] r7:ddde2d40 r6:83018200 r5:854f0f8c r4:85460b80 [ 1338.102111][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.102163][ T32] r10:61c88647 r9:848ebc00 r8:85460bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.102206][ T32] r4:85460b80 [ 1338.102247][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.102303][ T32] r10:00000000 r9:85460b80 r8:8027ed34 r7:eb50de60 r6:853e8c80 r5:848ebc00 [ 1338.102336][ T32] r4:00000001 [ 1338.102361][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.102405][ T32] Exception stack(0xeb51dfb0 to 0xeb51dff8) [ 1338.102435][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.102470][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.102507][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.102556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.102613][ T32] r4:8547a100 [ 1338.103044][ T32] INFO: task kworker/1:561:4941 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1338.103087][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.110901][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 7 printk messages dropped ** [ 1338.111191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 6 printk messages dropped ** [ 1338.111630][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1338.112042][ T32] r4:84af8400 ** 5 printk messages dropped ** [ 1338.112246][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1338.112530][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.112578][ T32] INFO: task kworker/1:562:4943 blocked for more than 464 seconds. [ 1338.112711][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.112746][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.112794][ T32] task:kworker/1:562 state:D stack:0 pid:4943 tgid:4943 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.112860][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.112935][ T32] Call trace: [ 1338.112994][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1338.113046][ T32] r10:829187f4 r9:eb515d84 r8:00000002 r7:60000013 r6:eb515d8c r5:848ee000 [ 1338.113101][ T32] r4:848ee000 [ 1338.113135][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.113179][ T32] r5:848ee000 r4:829187f0 [ 1338.113202][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.113243][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.120407][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb515e08 [ 1338.120595][ T32] r4:00000000 [ 1338.120659][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1338.120788][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1338.120839][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.120909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547a280 [ 1338.120941][ T32] r4:00000000 [ 1338.120987][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.121045][ T32] r9:83018205 r8:848ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1338.121104][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.121215][ T32] r5:00001000 r4:eb049000 [ 1338.121251][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.121295][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.121366][ T32] r5:854f0b8c r4:854f0800 [ 1338.121447][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.121539][ T32] r7:ddde2d40 r6:83018200 r5:854f0b8c r4:85460c00 ** 1 printk messages dropped ** [ 1338.121672][ T32] r10:61c88647 r9:848ee000 r8:85460c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1338.122186][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1338.122884][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.123216][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1338.131496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1338.131552][ T32] r4:00000000 [ 1338.131594][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.131651][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1338.131678][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.131727][ T32] r5:00001000 r4:dffd1000 [ 1338.131762][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.131816][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.131869][ T32] r5:849a538c r4:849a5000 [ 1338.131892][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.131943][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1338.131994][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.132048][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.132076][ T32] r4:84af8400 [ 1338.132103][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.132154][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1338.132182][ T32] r4:00000001 [ 1338.132204][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.132333][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1338.132410][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.132456][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.132490][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.132524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.132576][ T32] r4:84af1fc0 [ 1338.132605][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.132637][ T32] INFO: task kworker/0:348:4945 blocked for more than 464 seconds. [ 1338.132673][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.132745][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.132781][ T32] task:kworker/0:348 state:D stack:0 pid:4945 tgid:4945 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.132903][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.133007][ T32] Call trace: [ 1338.133091][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1338.133150][ T32] r10:829187f4 r9:eb501d84 r8:00000002 r7:60000113 r6:eb501d8c r5:84800000 [ 1338.133204][ T32] r4:84800000 [ 1338.133256][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.139231][ T32] r5:84800000 r4:829187f0 [ 1338.139318][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.139403][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.139461][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb501e08 [ 1338.139489][ T32] r4:00000000 [ 1338.139525][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1338.139597][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1338.139651][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.139698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552f040 ** 7 printk messages dropped ** [ 1338.140082][ T32] r5:854fd78c r4:854fd400 ** 4 printk messages dropped ** [ 1338.140344][ T32] r4:853e8d80 ** 5 printk messages dropped ** [ 1338.140600][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.141594][ T32] Call trace: ** 2 printk messages dropped ** [ 1338.141715][ T32] r4:00000000 [ 1338.141737][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.141777][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1338.141810][ T32] 5d20: 804e1000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1338.141844][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1338.141882][ T32] 5d60: 800d0013 ffffffff [ 1338.141936][ T32] r5:800d0013 r4:80239bd0 [ 1338.141972][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.142069][ T32] r4:82ac11e4 [ 1338.142095][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.142146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1338.142173][ T32] r4:e0425dc0 [ 1338.142194][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.142240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1338.142266][ T32] r4:00000000 [ 1338.142287][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.142335][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1338.142389][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.142492][ T32] r5:00001000 r4:dffd1000 [ 1338.142553][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.142599][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.142688][ T32] r5:849a538c r4:849a5000 [ 1338.142721][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.142811][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1338.142846][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.142904][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.142931][ T32] r4:84af8400 [ 1338.142952][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.143085][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1338.143128][ T32] r4:00000001 [ 1338.143150][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.143187][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1338.143217][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.150452][ T32] INFO: task kworker/0:349:4946 blocked for more than 464 seconds. ** 9 printk messages dropped ** [ 1338.151066][ T32] r5:84800c00 r4:829187f0 [ 1338.151115][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1338.151401][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1338.151729][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1338.152148][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1338.152253][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.152286][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.152317][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.152373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.152404][ T32] r4:8547b000 [ 1338.152861][ T32] INFO: task kworker/0:349:4946 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1338.152905][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.152993][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.153073][ T32] Call trace: [ 1338.153139][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1338.153286][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1338.159480][ T32] r4:00000000 [ 1338.159560][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.159630][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1338.159667][ T32] 5d20: 804e1000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1338.159715][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1338.159748][ T32] 5d60: 800d0013 ffffffff [ 1338.159800][ T32] r5:800d0013 r4:80239bd0 [ 1338.159864][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.159917][ T32] r4:82ac11e4 [ 1338.159940][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.159987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1338.160040][ T32] r4:e0425dc0 [ 1338.160068][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.160128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1338.160159][ T32] r4:00000000 [ 1338.160189][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1338.160554][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.160616][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1338.160672][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.160803][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.160844][ T32] r4:84af8400 [ 1338.160893][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.160974][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1338.161033][ T32] r4:00000001 [ 1338.161058][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.161098][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1338.161130][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.161163][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.161194][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.161247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.161300][ T32] r4:84af1fc0 [ 1338.161328][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.161360][ T32] INFO: task kworker/0:350:4949 blocked for more than 464 seconds. [ 1338.161449][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.161485][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.161533][ T32] task:kworker/0:350 state:D stack:0 pid:4949 tgid:4949 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.161651][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.161997][ T32] r5:84802400 r4:829187f0 [ 1338.162073][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1338.162357][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.162401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547bf40 [ 1338.162428][ T32] r4:00000000 [ 1338.162450][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.162498][ T32] r9:83018005 r8:84802400 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1338.162524][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.162568][ T32] r5:00001000 r4:eb227000 [ 1338.162614][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.162660][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.162707][ T32] r5:8473b38c r4:8473b000 [ 1338.162730][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.162803][ T32] r7:dddced40 r6:83018000 r5:8473b38c r4:853e8f80 [ 1338.162839][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.162895][ T32] r10:61c88647 r9:84802400 r8:853e8fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.162921][ T32] r4:853e8f80 [ 1338.162942][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1338.163031][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.163185][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.173170][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 10 printk messages dropped ** [ 1338.178343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 7 printk messages dropped ** [ 1338.178792][ T32] r5:00001000 r4:dffd1000 ** 7 printk messages dropped ** [ 1338.179255][ T32] r4:84af8400 ** 4 printk messages dropped ** [ 1338.179412][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 6 printk messages dropped ** [ 1338.179705][ T32] INFO: task kworker/1:563:4952 blocked for more than 464 seconds. ** 3 printk messages dropped ** [ 1338.179915][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.179964][ T32] Call trace: [ 1338.179998][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1338.180051][ T32] r10:829187f4 r9:eb531d84 r8:00000002 r7:60000013 r6:eb531d8c r5:84803c00 [ 1338.180097][ T32] r4:84803c00 [ 1338.180123][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.180167][ T32] r5:84803c00 r4:829187f0 [ 1338.180191][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.180232][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.180294][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb531e08 [ 1338.180328][ T32] r4:00000000 [ 1338.180350][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1338.180391][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1338.180457][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.180615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547a4c0 [ 1338.180647][ T32] r4:00000000 [ 1338.180686][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.180787][ T32] r9:83018205 r8:84803c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1338.180816][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.180871][ T32] r5:00001000 r4:eb081000 [ 1338.180897][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.180941][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.180986][ T32] r5:854f138c r4:854f1000 [ 1338.181008][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.181055][ T32] r7:ddde2d40 r6:83018200 r5:854f138c r4:85460c80 [ 1338.181108][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.181190][ T32] r10:61c88647 r9:84803c00 r8:85460cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.181230][ T32] r4:85460c80 [ 1338.181272][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.181348][ T32] r10:00000000 r9:85460c80 r8:8027ed34 r7:eb51de60 r6:85477080 r5:84803c00 [ 1338.181376][ T32] r4:00000001 [ 1338.181412][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.181458][ T32] Exception stack(0xeb531fb0 to 0xeb531ff8) [ 1338.181488][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.181521][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.181553][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.181605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.181665][ T32] r4:8547a380 [ 1338.182155][ T32] INFO: task kworker/1:563:4952 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1338.182225][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.182379][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.182494][ T32] Call trace: [ 1338.182536][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1338.182589][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1338.182618][ T32] r4:00000000 [ 1338.182651][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.182697][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1338.182731][ T32] 5d20: 804e1000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1338.182765][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 1 printk messages dropped ** [ 1338.182818][ T32] r5:800d0013 r4:80239bd0 ** 7 printk messages dropped ** [ 1338.183147][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.183370][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.192249][ T32] r5:00001000 r4:dffd1000 [ 1338.192319][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.192399][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.192447][ T32] r5:849a538c r4:849a5000 [ 1338.192471][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.192524][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1338.192549][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.192599][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.192627][ T32] r4:84af8400 [ 1338.192648][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.192697][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1338.192724][ T32] r4:00000001 [ 1338.192745][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.192783][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1338.192817][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.192857][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.192916][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.192964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.193023][ T32] r4:84af1fc0 [ 1338.193078][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.193113][ T32] INFO: task kworker/1:564:4954 blocked for more than 464 seconds. [ 1338.193150][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.193205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.193317][ T32] task:kworker/1:564 state:D stack:0 pid:4954 tgid:4954 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.198315][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.198483][ T32] Call trace: [ 1338.198527][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1338.198591][ T32] r10:829187f4 r9:eb539d84 r8:00000002 r7:60000113 r6:eb539d8c r5:84803000 [ 1338.198620][ T32] r4:84803000 [ 1338.198694][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.198744][ T32] r5:84803000 r4:829187f0 [ 1338.198788][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.198853][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.198935][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb539e08 [ 1338.198967][ T32] r4:00000000 [ 1338.199003][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1338.199049][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1338.199093][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.199138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547a8c0 [ 1338.199165][ T32] r4:00000000 [ 1338.199188][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.199238][ T32] r9:83018205 r8:84803000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1338.199265][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.199309][ T32] r5:00001000 r4:eb0bb000 [ 1338.199347][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.199395][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.199440][ T32] r5:854f1f8c r4:854f1c00 [ 1338.199516][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.199598][ T32] r7:ddde2d40 r6:83018200 r5:854f1f8c r4:85460d00 [ 1338.199633][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.199683][ T32] r10:61c88647 r9:84803000 r8:85460d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.199711][ T32] r4:85460d00 [ 1338.199736][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.199785][ T32] r10:00000000 r9:85460d00 r8:8027ed34 r7:eb531e60 r6:85477100 r5:84803000 [ 1338.199812][ T32] r4:00000001 [ 1338.199833][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.199906][ T32] Exception stack(0xeb539fb0 to 0xeb539ff8) [ 1338.199949][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.199984][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.200015][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.200049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.200114][ T32] r4:8547a440 [ 1338.200530][ T32] INFO: task kworker/1:564:4954 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1338.200571][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.200684][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.200769][ T32] Call trace: [ 1338.200805][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1338.200915][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1338.200956][ T32] r4:00000000 [ 1338.201002][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.201051][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1338.201157][ T32] 5d20: 804e1000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1338.201207][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1338.201236][ T32] 5d60: 800d0013 ffffffff [ 1338.201262][ T32] r5:800d0013 r4:80239bd0 [ 1338.201322][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.201399][ T32] r4:82ac11e4 [ 1338.201426][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1338.201525][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1338.201770][ T32] r5:00001000 r4:dffd1000 ** 4 printk messages dropped ** [ 1338.201965][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 3 printk messages dropped ** [ 1338.202237][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1338.202411][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1338.202598][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1338.202766][ T32] task:kworker/1:565 state:D stack:0 pid:4955 tgid:4955 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.203176][ T32] r5:84801800 r4:829187f0 [ 1338.203223][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.203268][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1338.215245][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.215405][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1338.215515][ T32] r4:00000000 [ 1338.215538][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.215592][ T32] r9:83018205 r8:84801800 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1338.215645][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.215700][ T32] r5:00001000 r4:eb091000 [ 1338.215724][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.215766][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.215811][ T32] r5:854f178c r4:854f1400 [ 1338.215835][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.215907][ T32] r7:ddde2d40 r6:83018200 r5:854f178c r4:85460d80 [ 1338.215978][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.216033][ T32] r10:61c88647 r9:84801800 r8:85460dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.216060][ T32] r4:85460d80 [ 1338.216137][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.216218][ T32] r10:00000000 r9:85460d80 r8:8027ed34 r7:eb539e60 r6:85477180 r5:84801800 [ 1338.216250][ T32] r4:00000001 [ 1338.216273][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.216312][ T32] Exception stack(0xeb53dfb0 to 0xeb53dff8) [ 1338.216374][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.216415][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.216479][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.216523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.216551][ T32] r4:8547a440 [ 1338.216967][ T32] INFO: task kworker/1:565:4955 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1338.217009][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.217157][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.217266][ T32] Call trace: [ 1338.217306][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1338.217362][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1338.217389][ T32] r4:00000000 [ 1338.217497][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.217553][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1338.217628][ T32] 5d20: 804e1000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1338.217699][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1338.217732][ T32] 5d60: 800d0013 ffffffff [ 1338.217759][ T32] r5:800d0013 r4:80239bd0 [ 1338.217791][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.217838][ T32] r4:82ac11e4 [ 1338.217867][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.217971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1338.218055][ T32] r4:e0425dc0 [ 1338.218084][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.218132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1338.218160][ T32] r4:00000000 [ 1338.218182][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.218236][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1338.218328][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.218391][ T32] r5:00001000 r4:dffd1000 [ 1338.218415][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.218486][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.218563][ T32] r5:849a538c r4:849a5000 [ 1338.218616][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.218690][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1338.218715][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.218765][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.218807][ T32] r4:84af8400 [ 1338.218842][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.218988][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1338.219029][ T32] r4:00000001 [ 1338.219051][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.219090][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1338.219120][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.219157][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.219189][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.219223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.219250][ T32] r4:84af1fc0 [ 1338.219274][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.219368][ T32] INFO: task kworker/1:566:4958 blocked for more than 464 seconds. [ 1338.219418][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.219469][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.219495][ T32] task:kworker/1:566 state:D stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.219656][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.219725][ T32] Call trace: [ 1338.219758][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1338.219823][ T32] r10:829187f4 r9:eb545d84 r8:00000002 r7:60000113 r6:eb545d8c r5:84806000 [ 1338.219859][ T32] r4:84806000 [ 1338.219936][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.220005][ T32] r5:84806000 r4:829187f0 [ 1338.220057][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.220164][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.220246][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb545e08 [ 1338.220277][ T32] r4:00000000 [ 1338.220298][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1338.220351][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1338.220396][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.220443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547a7c0 [ 1338.220471][ T32] r4:00000000 [ 1338.220492][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.220539][ T32] r9:83018205 r8:84806000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1338.220578][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.220626][ T32] r5:00001000 r4:eb0ab000 [ 1338.220653][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.220785][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.220841][ T32] r5:854f1b8c r4:854f1800 [ 1338.220885][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.220937][ T32] r7:ddde2d40 r6:83018200 r5:854f1b8c r4:85460e00 [ 1338.220961][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.221077][ T32] r10:61c88647 r9:84806000 r8:85460e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.221145][ T32] r4:85460e00 [ 1338.221202][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.221284][ T32] r10:00000000 r9:85460e00 r8:8027ed34 r7:eb539e60 r6:85477200 r5:84806000 [ 1338.221383][ T32] r4:00000001 [ 1338.221467][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.221519][ T32] Exception stack(0xeb545fb0 to 0xeb545ff8) [ 1338.221549][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.221583][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.221615][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.221649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.221677][ T32] r4:8547a700 [ 1338.221925][ T32] INFO: task kworker/1:566:4958 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1338.221965][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.222054][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.222155][ T32] Call trace: [ 1338.222191][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1338.222299][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1338.222338][ T32] r4:00000000 [ 1338.222359][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.222400][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1338.222434][ T32] 5d20: 804e1000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1338.222470][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1338.222498][ T32] 5d60: 800d0013 ffffffff [ 1338.222536][ T32] r5:800d0013 r4:80239bd0 [ 1338.222563][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 2 printk messages dropped ** [ 1338.222696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 3 printk messages dropped ** [ 1338.222826][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.223003][ T32] r5:00001000 r4:dffd1000 ** 2 printk messages dropped ** [ 1338.223119][ T32] r5:849a538c r4:849a5000 [ 1338.223155][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.223209][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1338.223233][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.223359][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.232826][ T32] r4:84af8400 [ 1338.232881][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.232959][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1338.232990][ T32] r4:00000001 [ 1338.233012][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.233065][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1338.233105][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.233141][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.233172][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.233205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.233232][ T32] r4:84af1fc0 [ 1338.233258][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.233339][ T32] INFO: task kworker/1:567:4959 blocked for more than 464 seconds. [ 1338.233910][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.233973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.234027][ T32] task:kworker/1:567 state:D stack:0 pid:4959 tgid:4959 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.234173][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.234238][ T32] Call trace: [ 1338.234274][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1338.234381][ T32] r10:829187f4 r9:eb549d84 r8:00000002 r7:60000013 r6:eb549d8c r5:84806c00 [ 1338.234415][ T32] r4:84806c00 [ 1338.234437][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.234481][ T32] r5:84806c00 r4:829187f0 [ 1338.234504][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.234545][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.234593][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb549e08 [ 1338.234620][ T32] r4:00000000 [ 1338.234670][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1338.234717][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1338.234760][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.234805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ad40 [ 1338.234832][ T32] r4:00000000 [ 1338.234859][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.234936][ T32] r9:83018205 r8:84806c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1338.234967][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.235029][ T32] r5:00001000 r4:eb231000 [ 1338.235056][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.235098][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.235143][ T32] r5:854f2b8c r4:854f2800 [ 1338.235191][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.235254][ T32] r7:ddde2d40 r6:83018200 r5:854f2b8c r4:85460e80 [ 1338.235281][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.235330][ T32] r10:61c88647 r9:84806c00 r8:85460eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.235369][ T32] r4:85460e80 [ 1338.235395][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.235471][ T32] r10:00000000 r9:85460e80 r8:8027ed34 r7:eb539e60 r6:85477280 r5:84806c00 [ 1338.235502][ T32] r4:00000001 [ 1338.235524][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.235563][ T32] Exception stack(0xeb549fb0 to 0xeb549ff8) [ 1338.235592][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.235626][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.235657][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.235741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.235857][ T32] r4:8547a980 [ 1338.236272][ T32] INFO: task kworker/1:567:4959 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1338.236312][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.236381][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.236497][ T32] Call trace: [ 1338.236596][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1338.236679][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1338.236711][ T32] r4:00000000 [ 1338.236733][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.236774][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1338.236807][ T32] 5d20: 804e1000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1338.236857][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1338.236892][ T32] 5d60: 800d0013 ffffffff [ 1338.236958][ T32] r5:800d0013 r4:80239bd0 [ 1338.237003][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.237063][ T32] r4:82ac11e4 [ 1338.237146][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.237196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1338.237249][ T32] r4:e0425dc0 [ 1338.237294][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.237351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1338.237435][ T32] r4:00000000 [ 1338.237462][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.237513][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1338.237564][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.237647][ T32] r5:00001000 r4:dffd1000 [ 1338.237673][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.237714][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.237785][ T32] r5:849a538c r4:849a5000 [ 1338.237811][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.237869][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1338.237901][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.237952][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.237979][ T32] r4:84af8400 [ 1338.238000][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.238078][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1338.238105][ T32] r4:00000001 [ 1338.238126][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.238163][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1338.238192][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.238226][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.238258][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.238292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.238318][ T32] r4:84af1fc0 [ 1338.238341][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.238369][ T32] INFO: task kworker/1:568:4961 blocked for more than 464 seconds. [ 1338.238401][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.238429][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.238450][ T32] task:kworker/1:568 state:D stack:0 pid:4961 tgid:4961 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.238497][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.238539][ T32] Call trace: [ 1338.238571][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1338.238620][ T32] r10:829187f4 r9:eb551d84 r8:00000002 r7:60000113 r6:eb551d8c r5:84805400 ** 2 printk messages dropped ** [ 1338.238710][ T32] r5:84805400 r4:829187f0 [ 1338.238784][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.238831][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1338.238929][ T32] r4:00000000 [ 1338.238954][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1338.239022][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1338.239066][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.239112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547a700 [ 1338.239140][ T32] r4:00000000 [ 1338.239161][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.239208][ T32] r9:83018205 r8:84805400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1338.239235][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.239279][ T32] r5:00001000 r4:eb0db000 [ 1338.239327][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.239374][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.239419][ T32] r5:854f238c r4:854f2000 [ 1338.239467][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.239525][ T32] r7:ddde2d40 r6:83018200 r5:854f238c r4:85460f80 [ 1338.239549][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.239597][ T32] r10:61c88647 r9:84805400 r8:85460fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.239655][ T32] r4:85460f80 [ 1338.239711][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.239782][ T32] r10:00000000 r9:85460f80 r8:8027ed34 r7:eb549e60 r6:85477300 r5:84805400 [ 1338.239812][ T32] r4:00000001 [ 1338.239833][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.239917][ T32] Exception stack(0xeb551fb0 to 0xeb551ff8) [ 1338.239959][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.240041][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.240077][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.240111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.240137][ T32] r4:8547a840 [ 1338.240370][ T32] INFO: task kworker/1:568:4961 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1338.240461][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.240559][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.240607][ T32] Call trace: [ 1338.240728][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1338.240821][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1338.240858][ T32] r4:00000000 [ 1338.240880][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.240921][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1338.240954][ T32] 5d20: 804e1000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1338.240989][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1338.241017][ T32] 5d60: 800d0013 ffffffff [ 1338.241068][ T32] r5:800d0013 r4:80239bd0 [ 1338.241106][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.241189][ T32] r4:82ac11e4 [ 1338.241212][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.241287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1338.241320][ T32] r4:e0425dc0 [ 1338.241343][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.241390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1338.241417][ T32] r4:00000000 [ 1338.241438][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.241486][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1338.241512][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.241583][ T32] r5:00001000 r4:dffd1000 [ 1338.241641][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.241687][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.241733][ T32] r5:849a538c r4:849a5000 [ 1338.241755][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.241803][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1338.241827][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.241882][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.241935][ T32] r4:84af8400 [ 1338.241962][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.242058][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1338.242110][ T32] r4:00000001 [ 1338.242139][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.242179][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1338.242208][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.242242][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.242273][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.242314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.242352][ T32] r4:84af1fc0 [ 1338.242408][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.242476][ T32] INFO: task kworker/1:569:4963 blocked for more than 464 seconds. [ 1338.242513][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.242541][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.242562][ T32] task:kworker/1:569 state:D stack:0 pid:4963 tgid:4963 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.242610][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.242666][ T32] Call trace: [ 1338.242720][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1338.242798][ T32] r10:829187f4 r9:eb559d84 r8:00000002 r7:60000013 r6:eb559d8c r5:85380c00 [ 1338.242825][ T32] r4:85380c00 [ 1338.242856][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.242925][ T32] r5:85380c00 r4:829187f0 [ 1338.242952][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.243019][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.243081][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb559e08 [ 1338.243114][ T32] r4:00000000 [ 1338.243135][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1338.243177][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1338.243242][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.243340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547abc0 [ 1338.265109][ T32] r4:00000000 [ 1338.265157][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.265241][ T32] r9:83018205 r8:85380c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1338.265389][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.265449][ T32] r5:00001000 r4:eb0ef000 [ 1338.265567][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.265616][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.265728][ T32] r5:854f278c r4:854f2400 [ 1338.265801][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.265864][ T32] r7:ddde2d40 r6:83018200 r5:854f278c r4:85460f00 [ 1338.265904][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.265988][ T32] r10:61c88647 r9:85380c00 r8:85460f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.266042][ T32] r4:85460f00 [ 1338.266067][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.266118][ T32] r10:00000000 r9:85460f00 r8:8027ed34 r7:eb549e60 r6:85477380 r5:85380c00 [ 1338.266176][ T32] r4:00000001 [ 1338.266273][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.266376][ T32] Exception stack(0xeb559fb0 to 0xeb559ff8) [ 1338.266414][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.266480][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.266599][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.266638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.266666][ T32] r4:8547ac80 [ 1338.267108][ T32] INFO: task kworker/1:569:4963 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1338.267153][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.267263][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.267317][ T32] Call trace: [ 1338.267373][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1338.267551][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1338.267584][ T32] r4:00000000 [ 1338.267627][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.267673][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1338.267796][ T32] 5d20: 804e1000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1338.267867][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1338.267901][ T32] 5d60: 800d0013 ffffffff [ 1338.267928][ T32] r5:800d0013 r4:80239bd0 [ 1338.267952][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.267997][ T32] r4:82ac11e4 [ 1338.268039][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.268090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1338.268117][ T32] r4:e0425dc0 [ 1338.268139][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.268184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1338.268294][ T32] r4:00000000 [ 1338.268319][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.268369][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1338.268395][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.268440][ T32] r5:00001000 r4:dffd1000 [ 1338.268520][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.268646][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.268696][ T32] r5:849a538c r4:849a5000 [ 1338.268779][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.268835][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1338.268865][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.269047][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.269081][ T32] r4:84af8400 [ 1338.269106][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.269187][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1338.269218][ T32] r4:00000001 [ 1338.269240][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.269280][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1338.269424][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.269540][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.269576][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.269609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.269635][ T32] r4:84af1fc0 [ 1338.269658][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.269689][ T32] INFO: task kworker/1:570:4967 blocked for more than 464 seconds. [ 1338.269726][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.269756][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.269835][ T32] task:kworker/1:570 state:D stack:0 pid:4967 tgid:4967 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.269904][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.269949][ T32] Call trace: [ 1338.270075][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1338.270185][ T32] r10:829187f4 r9:eb529d84 r8:00000002 r7:60000013 r6:eb529d8c r5:854cd400 [ 1338.270217][ T32] r4:854cd400 [ 1338.270265][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.270340][ T32] r5:854cd400 r4:829187f0 [ 1338.270423][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.270474][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.270523][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb529e08 [ 1338.270563][ T32] r4:00000000 [ 1338.270589][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1338.270631][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1338.270717][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.270796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547aec0 [ 1338.270885][ T32] r4:00000000 [ 1338.270912][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.270969][ T32] r9:83018205 r8:854cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1338.270997][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.271042][ T32] r5:00001000 r4:eb26b000 [ 1338.271074][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.271115][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.271160][ T32] r5:854f2f8c r4:854f2c00 [ 1338.271199][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.271288][ T32] r7:ddde2d40 r6:83018200 r5:854f2f8c r4:85532000 ** 5 printk messages dropped ** [ 1338.271529][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.271736][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1338.272083][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.272144][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.272192][ T32] Call trace: [ 1338.272222][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1338.272272][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 5 printk messages dropped ** [ 1338.272457][ T32] 5d60: 800d0013 ffffffff ** 5 printk messages dropped ** [ 1338.272762][ T32] r4:e0425dc0 ** 5 printk messages dropped ** [ 1338.273060][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1338.285690][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 8 printk messages dropped ** [ 1338.286138][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1338.286727][ T32] r5:85381800 r4:829187f0 [ 1338.286756][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.287127][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.287344][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.287711][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.288154][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1338.288500][ T32] r4:8547bf00 ** 6 printk messages dropped ** [ 1338.289404][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.289683][ T32] r5:800d0013 r4:80239bd0 ** 7 printk messages dropped ** [ 1338.289986][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.290319][ T32] r5:849a538c r4:849a5000 ** 5 printk messages dropped ** [ 1338.290518][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1338.291077][ T32] INFO: task kworker/1:571:4970 blocked for more than 464 seconds. ** 9 printk messages dropped ** [ 1338.291721][ T32] r5:85382400 r4:829187f0 ** 2 printk messages dropped ** [ 1338.291831][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb55de08 ** 8 printk messages dropped ** [ 1338.292299][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1338.292527][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.292599][ T32] r7:ddde2d40 r6:83018200 r5:854f338c r4:85532100 [ 1338.292654][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.292751][ T32] r10:61c88647 r9:85382400 r8:8553212c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.292789][ T32] r4:85532100 [ 1338.292811][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.292863][ T32] r10:00000000 r9:85532100 r8:8027ed34 r7:eb529e60 r6:85477500 r5:85382400 [ 1338.292891][ T32] r4:00000001 [ 1338.292936][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.292978][ T32] Exception stack(0xeb55dfb0 to 0xeb55dff8) [ 1338.293026][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.293063][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.293095][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.293128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.293195][ T32] r4:8547ae00 [ 1338.304092][ T32] INFO: task kworker/1:571:4970 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1338.304223][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.304474][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.304551][ T32] Call trace: [ 1338.304587][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1338.304649][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1338.304678][ T32] r4:00000000 [ 1338.304727][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.304806][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1338.304845][ T32] 5d20: 804e1000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1338.304886][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1338.304916][ T32] 5d60: 800d0013 ffffffff [ 1338.304969][ T32] r5:800d0013 r4:80239bd0 [ 1338.304996][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.305043][ T32] r4:82ac11e4 [ 1338.305065][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.305138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1338.305184][ T32] r4:e0425dc0 [ 1338.305209][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.305287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1338.305318][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.305711][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1338.306234][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 8 printk messages dropped ** [ 1338.306612][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1338.307048][ T32] r5:85383000 r4:829187f0 [ 1338.307134][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1338.307447][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1338.307924][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1338.308631][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.309393][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1338.309796][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1338.310103][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.310388][ T32] r5:849a538c r4:849a5000 ** 5 printk messages dropped ** [ 1338.310645][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1338.311204][ T32] INFO: task kworker/1:573:4974 blocked for more than 464 seconds. ** 9 printk messages dropped ** [ 1338.311696][ T32] r5:854cc800 r4:829187f0 ** 2 printk messages dropped ** [ 1338.311837][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb565e08 ** 8 printk messages dropped ** [ 1338.312442][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1338.313076][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1338.331145][ T32] r4:85530140 ** 3 printk messages dropped ** [ 1338.331827][ T32] Call trace: ** 6 printk messages dropped ** [ 1338.332252][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1338.332308][ T32] 5d60: 800d0013 ffffffff [ 1338.332338][ T32] r5:800d0013 r4:80239bd0 [ 1338.332361][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.332408][ T32] r4:82ac11e4 [ 1338.332430][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.332501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1338.332532][ T32] r4:e0425dc0 [ 1338.332578][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.332628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1338.332655][ T32] r4:00000000 [ 1338.332676][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.332727][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1338.332754][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.332826][ T32] r5:00001000 r4:dffd1000 [ 1338.332860][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.332905][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.332956][ T32] r5:849a538c r4:849a5000 [ 1338.332981][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.333057][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1338.333087][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.333164][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.333201][ T32] r4:84af8400 [ 1338.333223][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.333272][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1338.333299][ T32] r4:00000001 [ 1338.338332][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.338461][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1338.338503][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.338590][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.338630][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.338695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.338728][ T32] r4:84af1fc0 [ 1338.338753][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.338795][ T32] INFO: task kworker/1:574:4976 blocked for more than 464 seconds. [ 1338.338833][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.338897][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.338925][ T32] task:kworker/1:574 state:D stack:0 pid:4976 tgid:4976 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.338985][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.339035][ T32] Call trace: [ 1338.339069][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1338.339148][ T32] r10:829187f4 r9:eb569d84 r8:00000002 r7:60000013 r6:eb569d8c r5:854cb000 [ 1338.339180][ T32] r4:854cb000 [ 1338.339232][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.339296][ T32] r5:854cb000 r4:829187f0 [ 1338.339322][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.339365][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.339414][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb569e08 [ 1338.339498][ T32] r4:00000000 [ 1338.339523][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1338.339592][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1338.339638][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.339685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85530480 [ 1338.339712][ T32] r4:00000000 [ 1338.339735][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.339825][ T32] r9:83018205 r8:854cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1338.339861][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.339910][ T32] r5:00001000 r4:eb2e3000 [ 1338.339933][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.340027][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.340083][ T32] r5:854f3f8c r4:854f3c00 [ 1338.340119][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.340172][ T32] r7:ddde2d40 r6:83018200 r5:854f3f8c r4:85532300 [ 1338.340260][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.340349][ T32] r10:61c88647 r9:854cb000 r8:8553232c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.340387][ T32] r4:85532300 [ 1338.340410][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.340458][ T32] r10:00000000 r9:85532300 r8:8027ed34 r7:eb561e60 r6:85532380 r5:854cb000 [ 1338.340539][ T32] r4:00000001 [ 1338.340571][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.340609][ T32] Exception stack(0xeb569fb0 to 0xeb569ff8) [ 1338.340666][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.340746][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.340801][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.340839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.340878][ T32] r4:85530280 [ 1338.341316][ T32] INFO: task kworker/1:574:4976 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1338.341362][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.341425][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.341475][ T32] Call trace: [ 1338.341507][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1338.341589][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1338.341623][ T32] r4:00000000 [ 1338.341645][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.341714][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1338.341771][ T32] 5d20: 804e1000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1338.341809][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1338.341838][ T32] 5d60: 800d0013 ffffffff [ 1338.341870][ T32] r5:800d0013 r4:80239bd0 [ 1338.341894][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.341945][ T32] r4:82ac11e4 [ 1338.342037][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.342131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1338.342180][ T32] r4:e0425dc0 [ 1338.342205][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.342252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1338.342279][ T32] r4:00000000 [ 1338.342301][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.342350][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1338.342376][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.342422][ T32] r5:00001000 r4:dffd1000 [ 1338.342444][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.342498][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.342548][ T32] r5:849a538c r4:849a5000 [ 1338.342571][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.342619][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1338.342652][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.342701][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.342727][ T32] r4:84af8400 [ 1338.342749][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.342797][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1338.342843][ T32] r4:00000001 [ 1338.342917][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.342958][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1338.342988][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.343072][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.354908][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1338.355353][ T32] r5:854c8000 r4:829187f0 [ 1338.355385][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1338.355638][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1338.355941][ T32] r5:00001000 r4:eb2ef000 [ 1338.355968][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.356013][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.356086][ T32] r5:854fc38c r4:854fc000 [ 1338.356114][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.356166][ T32] r7:ddde2d40 r6:83018200 r5:854fc38c r4:85532400 [ 1338.356190][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.356266][ T32] r10:61c88647 r9:854c8000 r8:8553242c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.356324][ T32] r4:85532400 [ 1338.356357][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.356409][ T32] r10:00000000 r9:85532400 r8:8027ed34 r7:eb569e60 r6:85532480 r5:854c8000 [ 1338.356449][ T32] r4:00000001 [ 1338.356475][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.356521][ T32] Exception stack(0xeb56dfb0 to 0xeb56dff8) [ 1338.356553][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.356588][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.356619][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.356652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.356679][ T32] r4:85530680 [ 1338.357090][ T32] INFO: task kworker/1:575:4979 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1338.357130][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.357201][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.357249][ T32] Call trace: [ 1338.357286][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1338.357393][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1338.357426][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.357639][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1338.358067][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.358229][ T32] r5:00001000 r4:dffd1000 [ 1338.358252][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.358293][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.358337][ T32] r5:849a538c r4:849a5000 [ 1338.358360][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.358408][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1338.358432][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.358481][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.358508][ T32] r4:84af8400 [ 1338.358529][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.358576][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1338.358605][ T32] r4:00000001 [ 1338.358626][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.358662][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1338.358718][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.358783][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.358822][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.358860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.358965][ T32] r4:84af1fc0 [ 1338.358993][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.359023][ T32] INFO: task kworker/1:576:4980 blocked for more than 464 seconds. [ 1338.359075][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.359109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1338.359429][ T32] r4:854ce000 ** 1 printk messages dropped ** [ 1338.359494][ T32] r5:854ce000 r4:829187f0 [ 1338.359517][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1338.359950][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1338.360401][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1338.360960][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1338.361790][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1338.361823][ T32] 5d20: 80af6000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1338.361863][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1338.361892][ T32] 5d60: 800d0013 ffffffff [ 1338.361920][ T32] r5:800d0013 r4:80239bd0 [ 1338.361942][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.361987][ T32] r4:82ac11e4 [ 1338.362116][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.362179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1338.362207][ T32] r4:e0425dc0 [ 1338.362229][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.362275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1338.362319][ T32] r4:00000000 [ 1338.362371][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.362425][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1338.362463][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.362512][ T32] r5:00001000 r4:dffd1000 [ 1338.362534][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.362574][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.362618][ T32] r5:849a538c r4:849a5000 [ 1338.362692][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.362753][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1338.362779][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1338.362886][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1338.371693][ T32] INFO: task kworker/1:577:4982 blocked for more than 464 seconds. ** 9 printk messages dropped ** [ 1338.372366][ T32] r5:85376c00 r4:829187f0 [ 1338.372402][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1338.372800][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1338.373300][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1338.378705][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.378747][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.378783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.378835][ T32] r4:85530880 [ 1338.379247][ T32] INFO: task kworker/1:577:4982 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1338.379302][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.379386][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.379438][ T32] Call trace: [ 1338.379472][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1338.379578][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1338.379639][ T32] r4:00000000 [ 1338.379666][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.379709][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1338.379742][ T32] 5d20: 80af6000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1338.379777][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1338.379806][ T32] 5d60: 800d0013 ffffffff [ 1338.379832][ T32] r5:800d0013 r4:80239bd0 [ 1338.379861][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.379906][ T32] r4:82ac11e4 [ 1338.379928][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.379985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1338.380012][ T32] r4:e0425dc0 [ 1338.380052][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1338.380229][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1338.380732][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1338.381058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1338.381524][ T32] r4:854cbc00 ** 1 printk messages dropped ** [ 1338.381676][ T32] r5:854cbc00 r4:829187f0 [ 1338.381760][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.381915][ T32] r4:00000000 [ 1338.381939][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1338.381980][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1338.382099][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.382197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85530d00 [ 1338.382230][ T32] r4:00000000 [ 1338.382253][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.382304][ T32] r9:83018205 r8:854cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1338.382340][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.382385][ T32] r5:00001000 r4:eb321000 [ 1338.382407][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.382528][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.382597][ T32] r5:854fcf8c r4:854fcc00 [ 1338.382676][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.382728][ T32] r7:ddde2d40 r6:83018200 r5:854fcf8c r4:85532700 [ 1338.382753][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.382801][ T32] r10:61c88647 r9:854cbc00 r8:8553272c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.382827][ T32] r4:85532700 [ 1338.382853][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.382903][ T32] r10:00000000 r9:85532700 r8:8027ed34 r7:eb555e60 r6:85532780 r5:854cbc00 [ 1338.382929][ T32] r4:00000001 [ 1338.382977][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.383025][ T32] Exception stack(0xeb579fb0 to 0xeb579ff8) ** 2 printk messages dropped ** [ 1338.383161][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1338.396369][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 7 printk messages dropped ** [ 1338.396670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 10 printk messages dropped ** [ 1338.397284][ T32] r5:849a538c r4:849a5000 ** 6 printk messages dropped ** [ 1338.397602][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 11 printk messages dropped ** [ 1338.398053][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1338.398558][ T32] r5:854d0c00 r4:829187f0 [ 1338.398585][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1338.398858][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1338.399262][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1338.399715][ T32] Exception stack(0xeb57dfb0 to 0xeb57dff8) ** 7 printk messages dropped ** [ 1338.400346][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.400788][ T32] 5d60: 800d0013 ffffffff ** 5 printk messages dropped ** [ 1338.401030][ T32] r4:e0425dc0 ** 5 printk messages dropped ** [ 1338.401330][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1338.401767][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1338.402334][ T32] INFO: task kworker/1:580:4988 blocked for more than 464 seconds. ** 7 printk messages dropped ** [ 1338.402844][ T32] r4:854d1800 ** 1 printk messages dropped ** [ 1338.403040][ T32] r5:854d1800 r4:829187f0 ** 3 printk messages dropped ** [ 1338.403237][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.417096][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1338.417558][ T32] r7:ddde2d40 r6:83018200 r5:854fdb8c r4:85532900 ** 8 printk messages dropped ** [ 1338.418039][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1338.418199][ T32] r4:8552f000 [ 1338.418662][ T32] INFO: task kworker/1:580:4988 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1338.418718][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.418805][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.418942][ T32] Call trace: [ 1338.418989][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1338.419045][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1338.419074][ T32] r4:00000000 [ 1338.419127][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.419173][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1338.419232][ T32] 5d20: 80af6000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1338.419297][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1338.419329][ T32] 5d60: 800d0013 ffffffff [ 1338.419369][ T32] r5:800d0013 r4:80239bd0 [ 1338.419396][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.419441][ T32] r4:82ac11e4 [ 1338.419464][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.419509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1338.419537][ T32] r4:e0425dc0 [ 1338.419559][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.419604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1338.419631][ T32] r4:00000000 [ 1338.419652][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.419701][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1338.419726][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.419770][ T32] r5:00001000 r4:dffd1000 [ 1338.419791][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.419832][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.419885][ T32] r5:849a538c r4:849a5000 [ 1338.419907][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.419960][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1338.419985][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.420034][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.420062][ T32] r4:84af8400 [ 1338.420082][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.420130][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1338.420157][ T32] r4:00000001 [ 1338.420177][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.420241][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1338.420283][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.420325][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1338.420550][ T32] INFO: task kworker/0:352:4989 blocked for more than 464 seconds. ** 9 printk messages dropped ** [ 1338.421136][ T32] r5:854d2400 r4:829187f0 [ 1338.421160][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.421279][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.421449][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1338.421744][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1338.422267][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1338.423110][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 7 printk messages dropped ** [ 1338.433937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 10 printk messages dropped ** [ 1338.434541][ T32] r5:849a538c r4:849a5000 ** 5 printk messages dropped ** [ 1338.434882][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1338.435398][ T32] INFO: task kworker/1:581:4990 blocked for more than 464 seconds. ** 9 printk messages dropped ** [ 1338.435827][ T32] r5:854d3000 r4:829187f0 ** 1 printk messages dropped ** [ 1338.435911][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1338.436447][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1338.436797][ T32] r10:61c88647 r9:854d3000 r8:85532a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.436824][ T32] r4:85532a00 [ 1338.436896][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.436976][ T32] r10:00000000 r9:85532a00 r8:8027ed34 r7:eb581e60 r6:85532b00 r5:854d3000 [ 1338.437007][ T32] r4:00000001 [ 1338.437029][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.437066][ T32] Exception stack(0xeb589fb0 to 0xeb589ff8) [ 1338.437095][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.437174][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.437209][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.437270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.437300][ T32] r4:8552f000 [ 1338.437704][ T32] INFO: task kworker/1:581:4990 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1338.437742][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.437897][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.437945][ T32] Call trace: [ 1338.437988][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1338.438128][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1338.438179][ T32] r4:00000000 [ 1338.438336][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.438428][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1338.438497][ T32] 5d20: 80af6000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1338.438541][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1338.438571][ T32] 5d60: 800d0013 ffffffff [ 1338.438597][ T32] r5:800d0013 r4:80239bd0 [ 1338.438715][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.438763][ T32] r4:82ac11e4 [ 1338.438787][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.438832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1338.438893][ T32] r4:e0425dc0 [ 1338.438926][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.439000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1338.439032][ T32] r4:00000000 [ 1338.439054][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.439104][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1338.439129][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.439199][ T32] r5:00001000 r4:dffd1000 [ 1338.439231][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.439274][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.439319][ T32] r5:849a538c r4:849a5000 [ 1338.439342][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.439390][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1338.439439][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.439495][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.439524][ T32] r4:84af8400 [ 1338.439545][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.439592][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1338.439619][ T32] r4:00000001 [ 1338.439640][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.439682][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1338.439725][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.439762][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.439795][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.439829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.439862][ T32] r4:84af1fc0 [ 1338.439886][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.439911][ T32] INFO: task kworker/1:582:4994 blocked for more than 464 seconds. ** 1 printk messages dropped ** [ 1338.439969][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1338.440335][ T32] r5:854d4800 r4:829187f0 [ 1338.440409][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.440456][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.440505][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb175e08 [ 1338.440548][ T32] r4:00000000 [ 1338.440573][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1338.440639][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1338.440716][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.440775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552f5c0 [ 1338.440811][ T32] r4:00000000 [ 1338.440859][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.440913][ T32] r9:83018205 r8:854d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1338.440973][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.441024][ T32] r5:00001000 r4:eb371000 [ 1338.441064][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.441112][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.441156][ T32] r5:854fdf8c r4:854fdc00 [ 1338.441178][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.441225][ T32] r7:ddde2d40 r6:83018200 r5:854fdf8c r4:85532b80 [ 1338.441248][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.441296][ T32] r10:61c88647 r9:854d4800 r8:85532bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.441323][ T32] r4:85532b80 [ 1338.441345][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.441391][ T32] r10:00000000 r9:85532b80 r8:8027ed34 r7:eb589e60 r6:85532c00 r5:854d4800 [ 1338.441420][ T32] r4:00000001 [ 1338.441441][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.441479][ T32] Exception stack(0xeb175fb0 to 0xeb175ff8) [ 1338.441508][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.441594][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.441631][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.441664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.441690][ T32] r4:8552f600 [ 1338.441928][ T32] INFO: task kworker/1:582:4994 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1338.441966][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.442069][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.442160][ T32] Call trace: [ 1338.442240][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1338.442296][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1338.442325][ T32] r4:00000000 [ 1338.442346][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.442387][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1338.442420][ T32] 5d20: 80af6000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1338.442454][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1338.442482][ T32] 5d60: 800d0013 ffffffff [ 1338.442508][ T32] r5:800d0013 r4:80239bd0 [ 1338.442609][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.442659][ T32] r4:82ac11e4 [ 1338.442682][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.442753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1338.442784][ T32] r4:e0425dc0 [ 1338.442806][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.442857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 6 printk messages dropped ** [ 1338.443123][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1338.465671][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 8 printk messages dropped ** [ 1338.466272][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1338.466732][ T32] r5:854d5400 r4:829187f0 [ 1338.466757][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1338.467120][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1338.467671][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1338.468191][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1338.468766][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.468828][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.468884][ T32] Call trace: [ 1338.468964][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1338.469021][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1338.469077][ T32] r4:00000000 [ 1338.469108][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.469155][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1338.469188][ T32] 5d20: 80af6000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1338.469223][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1338.469278][ T32] 5d60: 800d0013 ffffffff [ 1338.469311][ T32] r5:800d0013 r4:80239bd0 [ 1338.469334][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.469379][ T32] r4:82ac11e4 [ 1338.469420][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.469471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1338.469498][ T32] r4:e0425dc0 [ 1338.469521][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.469592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1338.469623][ T32] r4:00000000 [ 1338.469673][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.469752][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1338.469782][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.469828][ T32] r5:00001000 r4:dffd1000 [ 1338.469855][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.469898][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.469942][ T32] r5:849a538c r4:849a5000 [ 1338.469966][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.470041][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1338.470095][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.470187][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.470247][ T32] r4:84af8400 [ 1338.470273][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.470350][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1338.470407][ T32] r4:00000001 [ 1338.470432][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1338.470599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1338.471235][ T32] r10:829187f4 r9:eb58dd84 r8:00000002 r7:60000013 r6:eb58dd8c r5:854d3c00 ** 2 printk messages dropped ** [ 1338.471420][ T32] r5:854d3c00 r4:829187f0 ** 2 printk messages dropped ** [ 1338.471579][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb58de08 ** 8 printk messages dropped ** [ 1338.471978][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1338.472487][ T32] r4:85532d80 ** 5 printk messages dropped ** [ 1338.472674][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.488355][ T32] Call trace: ** 6 printk messages dropped ** [ 1338.488687][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 12 printk messages dropped ** [ 1338.489231][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1338.489807][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1338.490400][ T32] INFO: task kworker/1:585:4999 blocked for more than 464 seconds. ** 7 printk messages dropped ** [ 1338.490857][ T32] r4:854d6000 ** 1 printk messages dropped ** [ 1338.491008][ T32] r5:854d6000 r4:829187f0 ** 3 printk messages dropped ** [ 1338.491270][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.491491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552fc40 ** 11 printk messages dropped ** [ 1338.492190][ T32] r10:61c88647 r9:854d6000 r8:85532eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1338.492812][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1338.501495][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.501797][ T32] r5:800d0013 r4:80239bd0 [ 1338.501821][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.501871][ T32] r4:82ac11e4 [ 1338.501893][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.501964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1338.501995][ T32] r4:e0425dc0 [ 1338.502051][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.502141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1338.502194][ T32] r4:00000000 [ 1338.502218][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.502316][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1338.502349][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.502424][ T32] r5:00001000 r4:dffd1000 [ 1338.502452][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.502521][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.502571][ T32] r5:849a538c r4:849a5000 [ 1338.502597][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.502675][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1338.502762][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.502856][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.502926][ T32] r4:84af8400 [ 1338.502952][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.503002][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1338.503076][ T32] r4:00000001 [ 1338.503103][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.503171][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1338.503277][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.503315][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.512736][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.512803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.512855][ T32] r4:84af1fc0 [ 1338.512888][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.512921][ T32] INFO: task kworker/1:586:5002 blocked for more than 464 seconds. [ 1338.513001][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.513118][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.513145][ T32] task:kworker/1:586 state:D stack:0 pid:5002 tgid:5002 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.513231][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.514061][ T32] Call trace: [ 1338.514109][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1338.514180][ T32] r10:829187f4 r9:eb575d84 r8:00000002 r7:60000113 r6:eb575d8c r5:854d6c00 [ 1338.514224][ T32] r4:854d6c00 [ 1338.514253][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.514299][ T32] r5:854d6c00 r4:829187f0 [ 1338.514385][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.514433][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.514509][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb575e08 [ 1338.514540][ T32] r4:00000000 [ 1338.514563][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1338.514604][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1338.514705][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.514756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85539000 [ 1338.514783][ T32] r4:00000000 [ 1338.514805][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.514863][ T32] r9:83018205 r8:854d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1338.514890][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.514995][ T32] r5:00001000 r4:ead21000 [ 1338.515022][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.515066][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.515111][ T32] r5:854fff8c r4:854ffc00 [ 1338.515176][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.515232][ T32] r7:ddde2d40 r6:83018200 r5:854fff8c r4:85532f80 [ 1338.515256][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.515307][ T32] r10:61c88647 r9:854d6c00 r8:85532fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.515360][ T32] r4:85532f80 [ 1338.515386][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.515436][ T32] r10:00000000 r9:85532f80 r8:8027ed34 r7:eb58de60 r6:85533000 r5:854d6c00 [ 1338.515463][ T32] r4:00000001 [ 1338.515485][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.515549][ T32] Exception stack(0xeb575fb0 to 0xeb575ff8) [ 1338.515610][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.515649][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.515681][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.515716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.515742][ T32] r4:8552fc00 [ 1338.516177][ T32] INFO: task kworker/1:586:5002 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1338.516222][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.516286][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.516425][ T32] Call trace: [ 1338.516526][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1338.516592][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1338.516623][ T32] r4:00000000 [ 1338.516708][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.516786][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1338.516824][ T32] 5d20: 80af6000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 ** 3 printk messages dropped ** [ 1338.516950][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1338.517338][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 9 printk messages dropped ** [ 1338.517770][ T32] r4:84af8400 ** 5 printk messages dropped ** [ 1338.518023][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.518587][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.518864][ T32] r5:854d0000 r4:829187f0 ** 3 printk messages dropped ** [ 1338.519064][ T32] r4:00000000 [ 1338.519087][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1338.519127][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1338.519166][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.519254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552fe40 [ 1338.519325][ T32] r4:00000000 [ 1338.519350][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.519399][ T32] r9:83018205 r8:854d0000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1338.519425][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.519470][ T32] r5:00001000 r4:ea9a5000 [ 1338.519492][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.519560][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.519611][ T32] r5:854ff38c r4:854ff000 [ 1338.519652][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.519702][ T32] r7:ddde2d40 r6:83018200 r5:854ff38c r4:85533080 [ 1338.519820][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.519880][ T32] r10:61c88647 r9:854d0000 r8:855330ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.519907][ T32] r4:85533080 [ 1338.520016][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.520067][ T32] r10:00000000 r9:85533080 r8:8027ed34 r7:eb575e60 r6:85533100 r5:854d0000 [ 1338.520109][ T32] r4:00000001 [ 1338.520209][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.520268][ T32] Exception stack(0xeb599fb0 to 0xeb599ff8) [ 1338.520304][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.520365][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.520401][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.520435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.520462][ T32] r4:8552f780 [ 1338.520707][ T32] INFO: task kworker/1:587:5003 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1338.520744][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.520811][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.520866][ T32] Call trace: [ 1338.520956][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1338.521012][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1338.521042][ T32] r4:00000000 [ 1338.521092][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.521138][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1338.521171][ T32] 5d20: 80af6000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1338.521388][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1338.521485][ T32] 5d60: 800d0013 ffffffff [ 1338.521516][ T32] r5:800d0013 r4:80239bd0 [ 1338.521538][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.521582][ T32] r4:82ac11e4 [ 1338.521661][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.521771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1338.521830][ T32] r4:e0425dc0 [ 1338.521861][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.521911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1338.521964][ T32] r4:00000000 [ 1338.522039][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.522134][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1338.522165][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.522210][ T32] r5:00001000 r4:dffd1000 [ 1338.522232][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.522272][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.522663][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.522952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1338.538666][ T32] r5:854cec00 r4:829187f0 [ 1338.538719][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1338.539023][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1338.539622][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.540076][ T32] r10:00000000 r9:85533180 r8:8027ed34 r7:eb575e60 r6:85533200 r5:854cec00 [ 1338.540107][ T32] r4:00000001 [ 1338.540193][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.540313][ T32] Exception stack(0xeb59dfb0 to 0xeb59dff8) [ 1338.540356][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.540426][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.540536][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.540623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.540657][ T32] r4:8552fe80 [ 1338.541128][ T32] INFO: task kworker/1:588:5005 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1338.541212][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.541405][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.541613][ T32] Call trace: [ 1338.541740][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1338.541820][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1338.541924][ T32] r4:00000000 [ 1338.541983][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.542053][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1338.542115][ T32] 5d20: 80af6000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1338.542179][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1338.542212][ T32] 5d60: 800d0013 ffffffff [ 1338.542239][ T32] r5:800d0013 r4:80239bd0 [ 1338.542262][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.542305][ T32] r4:82ac11e4 [ 1338.542327][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.542374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1338.542401][ T32] r4:e0425dc0 [ 1338.542479][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.542530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1338.542558][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1338.542628][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 9 printk messages dropped ** [ 1338.543112][ T32] r4:84af8400 ** 5 printk messages dropped ** [ 1338.552874][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.552955][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.552991][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.553029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.553117][ T32] r4:84af1fc0 [ 1338.553148][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.553180][ T32] INFO: task kworker/1:589:5008 blocked for more than 465 seconds. [ 1338.553217][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.553249][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.553368][ T32] task:kworker/1:589 state:D stack:0 pid:5008 tgid:5008 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.559448][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.559637][ T32] Call trace: [ 1338.559686][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1338.559748][ T32] r10:829187f4 r9:eb5a1d84 r8:00000002 r7:60000113 r6:eb5a1d8c r5:84a06000 [ 1338.559803][ T32] r4:84a06000 [ 1338.559911][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.560016][ T32] r5:84a06000 r4:829187f0 [ 1338.560092][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.560140][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.560191][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a1e08 [ 1338.560218][ T32] r4:00000000 [ 1338.560266][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1338.560318][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1338.560361][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.560407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85530740 [ 1338.560479][ T32] r4:00000000 [ 1338.560537][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1338.560890][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1338.561516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1338.562495][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 1 printk messages dropped ** [ 1338.562585][ T32] r5:800d0013 r4:80239bd0 [ 1338.562613][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.562660][ T32] r4:82ac11e4 [ 1338.562699][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.562775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1338.562806][ T32] r4:e0425dc0 [ 1338.562829][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.562884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1338.562923][ T32] r4:00000000 [ 1338.562948][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.563041][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1338.563071][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.563119][ T32] r5:00001000 r4:dffd1000 [ 1338.563167][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.563397][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.571250][ T32] r5:849a538c r4:849a5000 [ 1338.571302][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.571375][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1338.571401][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1338.571796][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.572212][ T32] task:kworker/1:590 state:D stack:0 pid:5010 tgid:5010 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.572708][ T32] r5:854d8000 r4:829187f0 ** 2 printk messages dropped ** [ 1338.572919][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a9e08 ** 8 printk messages dropped ** [ 1338.579480][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1338.580023][ T32] r10:00000000 r9:85533380 r8:8027ed34 r7:eb575e60 r6:85533400 r5:854d8000 ** 8 printk messages dropped ** [ 1338.580829][ T32] INFO: task kworker/1:590:5010 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1338.580878][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.581042][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.581098][ T32] Call trace: [ 1338.581131][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1338.581186][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1338.581214][ T32] r4:00000000 [ 1338.581236][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.581276][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1338.581309][ T32] 5d20: 80af6000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1338.581345][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1338.581374][ T32] 5d60: 800d0013 ffffffff [ 1338.581400][ T32] r5:800d0013 r4:80239bd0 [ 1338.581423][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.581466][ T32] r4:82ac11e4 [ 1338.581488][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.581560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1338.581593][ T32] r4:e0425dc0 [ 1338.581615][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.581662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1338.581689][ T32] r4:00000000 [ 1338.581711][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.581825][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1338.581859][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.581912][ T32] r5:00001000 r4:dffd1000 [ 1338.581965][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.582037][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.582131][ T32] r5:849a538c r4:849a5000 [ 1338.582175][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.582231][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1338.582269][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.582323][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.582367][ T32] r4:84af8400 [ 1338.582392][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.582441][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1338.582506][ T32] r4:00000001 [ 1338.582532][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.582571][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1338.582602][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.582635][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.582679][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.582729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.582761][ T32] r4:84af1fc0 [ 1338.582783][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.582823][ T32] INFO: task kworker/1:591:5011 blocked for more than 465 seconds. [ 1338.582869][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1338.583011][ T32] task:kworker/1:591 state:D stack:0 pid:5011 tgid:5011 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.591704][ T32] r5:854d8c00 r4:829187f0 [ 1338.591727][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1338.591937][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1338.592380][ T32] r5:8550478c r4:85504400 ** 5 printk messages dropped ** [ 1338.592839][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1338.601067][ T32] r4:85539300 ** 6 printk messages dropped ** [ 1338.602165][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.602352][ T32] r5:800d0013 r4:80239bd0 ** 7 printk messages dropped ** [ 1338.602661][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.602875][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1338.610270][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.610900][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.611376][ T32] r5:854d9800 r4:829187f0 ** 1 printk messages dropped ** [ 1338.611483][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.611534][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b1e08 [ 1338.611583][ T32] r4:00000000 [ 1338.611680][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1338.611725][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1338.611803][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.611859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85539600 [ 1338.611887][ T32] r4:00000000 [ 1338.611908][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.612029][ T32] r9:83018205 r8:854d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.612148][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.612199][ T32] r5:00001000 r4:eae0d000 [ 1338.612222][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.612263][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.612307][ T32] r5:85504f8c r4:85504c00 [ 1338.612330][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.612670][ T32] r7:ddde2d40 r6:83018200 r5:85504f8c r4:85533580 [ 1338.612751][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.612804][ T32] r10:61c88647 r9:854d9800 r8:855335ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.612831][ T32] r4:85533580 [ 1338.612856][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.612917][ T32] r10:00000000 r9:85533580 r8:8027ed34 r7:eb5ade60 r6:85533600 r5:854d9800 [ 1338.612947][ T32] r4:00000001 [ 1338.612970][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.613008][ T32] Exception stack(0xeb5b1fb0 to 0xeb5b1ff8) [ 1338.613036][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.613074][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.613108][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.613207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.613272][ T32] r4:85539340 [ 1338.624566][ T32] INFO: task kworker/1:592:5015 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1338.624688][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.624764][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.624829][ T32] Call trace: [ 1338.624950][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1338.625015][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1338.625044][ T32] r4:00000000 [ 1338.625067][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.625111][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1338.625145][ T32] 5d20: 80af6000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1338.625179][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1338.625208][ T32] 5d60: 800d0013 ffffffff ** 2 printk messages dropped ** [ 1338.625409][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1338.625663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 10 printk messages dropped ** [ 1338.626340][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1338.626944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1338.627921][ T32] r4:854da400 ** 1 printk messages dropped ** [ 1338.627989][ T32] r5:854da400 r4:829187f0 ** 1 printk messages dropped ** [ 1338.628214][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1338.628854][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1338.629325][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.629613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1338.630468][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1338.630910][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1338.631179][ T32] r5:00001000 r4:dffd1000 ** 6 printk messages dropped ** [ 1338.631802][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1338.632295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1338.632542][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.632570][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.632634][ T32] task:kworker/1:594 state:D stack:0 pid:5018 tgid:5018 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.632687][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.632764][ T32] Call trace: [ 1338.632796][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1338.632996][ T32] r10:829187f4 r9:eb5a5d84 r8:00000002 r7:60000013 r6:eb5a5d8c r5:854db000 [ 1338.633245][ T32] r4:854db000 [ 1338.633270][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.633369][ T32] r5:854db000 r4:829187f0 [ 1338.647410][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.647551][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.647611][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a5e08 [ 1338.647642][ T32] r4:00000000 [ 1338.647665][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1338.647706][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1338.647748][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.647820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85539800 [ 1338.648107][ T32] r4:00000000 [ 1338.648135][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.648188][ T32] r9:83018205 r8:854db000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1338.648302][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.648356][ T32] r5:00001000 r4:eaf47000 [ 1338.648381][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.648423][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.648470][ T32] r5:8550538c r4:85505000 [ 1338.648545][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.648600][ T32] r7:ddde2d40 r6:83018200 r5:8550538c r4:85533780 [ 1338.648676][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.648904][ T32] r10:61c88647 r9:854db000 r8:855337ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.649045][ T32] r4:85533780 [ 1338.649351][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.649406][ T32] r10:00000000 r9:85533780 r8:8027ed34 r7:eb5b1e60 r6:85533800 r5:854db000 [ 1338.649644][ T32] r4:00000001 [ 1338.649670][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.649744][ T32] Exception stack(0xeb5a5fb0 to 0xeb5a5ff8) [ 1338.649784][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.649855][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.649963][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.650091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.650246][ T32] r4:85539580 [ 1338.650696][ T32] INFO: task kworker/1:594:5018 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1338.650795][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.651025][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.651362][ T32] Call trace: [ 1338.651489][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1338.651544][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1338.651573][ T32] r4:00000000 [ 1338.651595][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.651635][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1338.651668][ T32] 5d20: 80af6000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1338.651702][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1338.651731][ T32] 5d60: 800d0013 ffffffff [ 1338.651757][ T32] r5:800d0013 r4:80239bd0 [ 1338.651812][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.651867][ T32] r4:82ac11e4 [ 1338.651890][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.651936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1338.651962][ T32] r4:e0425dc0 [ 1338.651984][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.652030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1338.652056][ T32] r4:00000000 [ 1338.652082][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1338.652225][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.652267][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.652314][ T32] r5:849a538c r4:849a5000 [ 1338.652336][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.652385][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1338.652410][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.652473][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.652569][ T32] r4:84af8400 [ 1338.652594][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.652643][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1338.652738][ T32] r4:00000001 [ 1338.652767][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.652807][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1338.652873][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.652911][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.652943][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.652976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.653004][ T32] r4:84af1fc0 [ 1338.653026][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.653055][ T32] INFO: task kworker/1:595:5019 blocked for more than 465 seconds. [ 1338.653091][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.653120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.653145][ T32] task:kworker/1:595 state:D stack:0 pid:5019 tgid:5019 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.653365][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.667772][ T32] Call trace: [ 1338.667884][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1338.667981][ T32] r10:829187f4 r9:eb5c1d84 r8:00000002 r7:60000013 r6:eb5c1d8c r5:854dbc00 [ 1338.668016][ T32] r4:854dbc00 [ 1338.668039][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.668084][ T32] r5:854dbc00 r4:829187f0 [ 1338.668166][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.668216][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1338.668316][ T32] r4:00000000 [ 1338.668356][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1338.668401][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1338.668477][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.668570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85539ac0 [ 1338.668601][ T32] r4:00000000 [ 1338.668645][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.668709][ T32] r9:83018205 r8:854dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1338.668746][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.668862][ T32] r5:00001000 r4:eafb5000 [ 1338.668892][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.668993][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.669045][ T32] r5:8550578c r4:85505400 [ 1338.669068][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.669120][ T32] r7:ddde2d40 r6:83018200 r5:8550578c r4:85533880 [ 1338.669163][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.669216][ T32] r10:61c88647 r9:854dbc00 r8:855338ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.669244][ T32] r4:85533880 [ 1338.669270][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.669336][ T32] r10:00000000 r9:85533880 r8:8027ed34 r7:eb5a5e60 r6:85533900 r5:854dbc00 [ 1338.669398][ T32] r4:00000001 [ 1338.669427][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.669485][ T32] Exception stack(0xeb5c1fb0 to 0xeb5c1ff8) [ 1338.669522][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.669559][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.669591][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.669624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.669673][ T32] r4:85539580 [ 1338.670328][ T32] INFO: task kworker/1:595:5019 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1338.670374][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1338.670534][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1338.670744][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.670951][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1338.671381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 8 printk messages dropped ** [ 1338.671742][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1338.672746][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1338.682856][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1338.683051][ T32] r5:854dc800 r4:829187f0 ** 1 printk messages dropped ** [ 1338.683123][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1338.688082][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1338.688637][ T32] r10:61c88647 r9:854dc800 r8:855339ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1338.689151][ T32] r4:855399c0 ** 6 printk messages dropped ** [ 1338.689914][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1338.690441][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1338.691055][ T32] r5:849a538c r4:849a5000 ** 4 printk messages dropped ** [ 1338.691250][ T32] r4:84af8400 ** 6 printk messages dropped ** [ 1338.691496][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1338.691765][ T32] INFO: task kworker/1:597:5023 blocked for more than 465 seconds. ** 5 printk messages dropped ** [ 1338.692177][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1338.692439][ T32] r5:854de000 r4:829187f0 ** 6 printk messages dropped ** [ 1338.692879][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1338.693377][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1338.706280][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1338.707371][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.707737][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1338.708378][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1338.708413][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.708463][ T32] r5:00001000 r4:dffd1000 [ 1338.708487][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.708549][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.708598][ T32] r5:849a538c r4:849a5000 [ 1338.708623][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.708672][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1338.708696][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.708744][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.708855][ T32] r4:84af8400 [ 1338.708882][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.708936][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1338.708965][ T32] r4:00000001 [ 1338.709000][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.709041][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1338.709071][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.709104][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.709136][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.709169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.709195][ T32] r4:84af1fc0 [ 1338.709277][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.709311][ T32] INFO: task kworker/1:598:5026 blocked for more than 465 seconds. [ 1338.709348][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.709397][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.709422][ T32] task:kworker/1:598 state:D stack:0 pid:5026 tgid:5026 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.709473][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.709519][ T32] Call trace: [ 1338.709587][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1338.709661][ T32] r10:829187f4 r9:eb5bdd84 r8:00000002 r7:60000113 r6:eb5bdd8c r5:854dec00 [ 1338.709708][ T32] r4:854dec00 [ 1338.709734][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.709978][ T32] r5:854dec00 r4:829187f0 [ 1338.710029][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.710076][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.710126][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5bde08 [ 1338.710154][ T32] r4:00000000 [ 1338.710175][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1338.710220][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1338.710281][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.710331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cf980 [ 1338.710393][ T32] r4:00000000 [ 1338.710417][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.710703][ T32] r9:83018205 r8:854dec00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1338.710810][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.710870][ T32] r5:00001000 r4:eb179000 [ 1338.710894][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.710934][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.710978][ T32] r5:85505f8c r4:85505c00 [ 1338.710999][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.711045][ T32] r7:ddde2d40 r6:83018200 r5:85505f8c r4:85533b80 [ 1338.711071][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.711120][ T32] r10:61c88647 r9:854dec00 r8:85533bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.711148][ T32] r4:85533b80 [ 1338.711351][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1338.711601][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.712046][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1338.731119][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1338.732261][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1338.732837][ T32] r5:00001000 r4:dffd1000 ** 7 printk messages dropped ** [ 1338.738566][ T32] r4:84af8400 ** 6 printk messages dropped ** [ 1338.739189][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.740169][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.740616][ T32] r5:854dd400 r4:829187f0 [ 1338.740660][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.740865][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.740970][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c5e08 [ 1338.741436][ T32] r4:00000000 [ 1338.741556][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1338.741775][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1338.741887][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.741939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cf8c0 [ 1338.741968][ T32] r4:00000000 [ 1338.741989][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.742123][ T32] r9:83018205 r8:854dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1338.742268][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.742373][ T32] r5:00001000 r4:eb1a5000 [ 1338.742492][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.742539][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.742602][ T32] r5:8550638c r4:85506000 [ 1338.742823][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.743002][ T32] r7:ddde2d40 r6:83018200 r5:8550638c r4:85533c80 [ 1338.743123][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.743177][ T32] r10:61c88647 r9:854dd400 r8:85533cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.743240][ T32] r4:85533c80 [ 1338.743265][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.743433][ T32] r10:00000000 r9:85533c80 r8:8027ed34 r7:eb5c9e60 r6:85533d00 r5:854dd400 [ 1338.756793][ T32] r4:00000001 [ 1338.756883][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.756957][ T32] Exception stack(0xeb5c5fb0 to 0xeb5c5ff8) [ 1338.757065][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.757107][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.757284][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.757324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.757405][ T32] r4:85468240 [ 1338.757824][ T32] INFO: task kworker/1:599:5028 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1338.757914][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.758175][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.758416][ T32] Call trace: [ 1338.758455][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1338.758512][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1338.758540][ T32] r4:00000000 [ 1338.758829][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.758882][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1338.758954][ T32] 5d20: 80af6000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1338.759006][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1338.759039][ T32] 5d60: 800d0013 ffffffff [ 1338.759065][ T32] r5:800d0013 r4:80239bd0 [ 1338.759089][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.759203][ T32] r4:82ac11e4 [ 1338.759231][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1338.759756][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.760301][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1338.761364][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.762425][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.762853][ T32] r5:85383c00 r4:829187f0 ** 1 printk messages dropped ** [ 1338.763074][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1338.773273][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.774770][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1338.775498][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1338.777358][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.778083][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1338.778884][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1338.779510][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1338.780532][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.780642][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.780725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.780792][ T32] r4:84af1fc0 [ 1338.780849][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.780923][ T32] INFO: task kworker/0:353:5031 blocked for more than 465 seconds. [ 1338.781006][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.781092][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.781161][ T32] task:kworker/0:353 state:D stack:0 pid:5031 tgid:5031 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.781271][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.781405][ T32] Call trace: [ 1338.781482][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1338.781613][ T32] r10:829187f4 r9:eb5d9d84 r8:00000002 r7:60000113 r6:eb5d9d8c r5:85386000 [ 1338.781685][ T32] r4:85386000 [ 1338.781772][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.781881][ T32] r5:85386000 r4:829187f0 [ 1338.781967][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.782099][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.782220][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d9e08 [ 1338.782284][ T32] r4:00000000 [ 1338.782337][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1338.782429][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1338.782531][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.782672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855418c0 [ 1338.782742][ T32] r4:00000000 [ 1338.782807][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.782923][ T32] r9:83018005 r8:85386000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1338.782991][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.783097][ T32] r5:00001000 r4:e00a3000 [ 1338.783168][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.783258][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.804183][ T32] r5:8542038c r4:85420000 [ 1338.804293][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.804462][ T32] r7:dddced40 r6:83018000 r5:8542038c r4:85477700 [ 1338.804548][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.804670][ T32] r10:61c88647 r9:85386000 r8:8547772c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.804735][ T32] r4:85477700 [ 1338.804801][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.804915][ T32] r10:00000000 r9:85477700 r8:8027ed34 r7:eb535e60 r6:85477780 r5:85386000 [ 1338.805013][ T32] r4:00000001 [ 1338.805074][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.805173][ T32] Exception stack(0xeb5d9fb0 to 0xeb5d9ff8) ** 3 printk messages dropped ** [ 1338.805552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1338.807663][ T32] 5d60: 800d0013 ffffffff ** 5 printk messages dropped ** [ 1338.808295][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1338.808915][ T32] r5:00001000 r4:dffd1000 ** 3 printk messages dropped ** [ 1338.809212][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1338.810158][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1338.811177][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1338.811567][ T32] r5:85386c00 r4:829187f0 ** 6 printk messages dropped ** [ 1338.812164][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1338.813039][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1338.826962][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.828378][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.829470][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1338.830513][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.831177][ T32] r5:849a538c r4:849a5000 ** 6 printk messages dropped ** [ 1338.831831][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 9 printk messages dropped ** [ 1338.832627][ T32] INFO: task kworker/0:354:5038 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1338.853384][ T32] r5:85385400 r4:829187f0 ** 2 printk messages dropped ** [ 1338.854504][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb455e08 [ 1338.854616][ T32] r4:00000000 [ 1338.854675][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1338.854765][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1338.854861][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.854983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8554dc40 [ 1338.855050][ T32] r4:00000000 [ 1338.855103][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.855219][ T32] r9:83018005 r8:85385400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1338.855279][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.855470][ T32] r5:00001000 r4:eb26d000 [ 1338.855533][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.855632][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.855799][ T32] r5:8542138c r4:85421000 [ 1338.855860][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.855972][ T32] r7:dddced40 r6:83018000 r5:8542138c r4:85477880 [ 1338.856211][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.856437][ T32] r10:61c88647 r9:85385400 r8:854778ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.856522][ T32] r4:85477880 [ 1338.856665][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.856797][ T32] r10:00000000 r9:85477880 r8:8027ed34 r7:eb535e60 r6:85477900 r5:85385400 [ 1338.856880][ T32] r4:00000001 [ 1338.856945][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.857042][ T32] Exception stack(0xeb455fb0 to 0xeb455ff8) [ 1338.857163][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.857255][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.857335][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.857489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.857567][ T32] r4:855419c0 [ 1338.858369][ T32] INFO: task kworker/0:354:5038 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1338.858478][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.858672][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.858849][ T32] Call trace: [ 1338.859094][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1338.859327][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1338.859435][ T32] r4:00000000 [ 1338.859546][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.859649][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1338.859725][ T32] 5d20: 80af6000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1338.859806][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1338.859975][ T32] 5d60: 800d0013 ffffffff [ 1338.860050][ T32] r5:800d0013 r4:80239bd0 [ 1338.860134][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.860246][ T32] r4:82ac11e4 [ 1338.860307][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.860413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1338.860576][ T32] r4:e0425dc0 [ 1338.860848][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.861024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1338.861106][ T32] r4:00000000 [ 1338.861268][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.861390][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1338.861453][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.861564][ T32] r5:00001000 r4:dffd1000 [ 1338.861632][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.861800][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.861909][ T32] r5:849a538c r4:849a5000 [ 1338.862017][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.862143][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1338.862206][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.862318][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.862558][ T32] r4:84af8400 [ 1338.862620][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.862777][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1338.862846][ T32] r4:00000001 [ 1338.863031][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.863142][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1338.863374][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.883532][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.884326][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.884414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.884554][ T32] r4:84af1fc0 [ 1338.884693][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.884770][ T32] INFO: task kworker/0:355:5040 blocked for more than 465 seconds. [ 1338.884858][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.884944][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.885054][ T32] task:kworker/0:355 state:D stack:0 pid:5040 tgid:5040 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.885263][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1338.885485][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1338.885857][ T32] r5:85384800 r4:829187f0 ** 3 printk messages dropped ** [ 1338.886278][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1338.887128][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1338.887970][ T32] r10:61c88647 r9:85384800 r8:854779ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.888046][ T32] r4:85477980 [ 1338.888105][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.888231][ T32] r10:00000000 r9:85477980 r8:8027ed34 r7:eb455e60 r6:85477a00 r5:85384800 [ 1338.888387][ T32] r4:00000001 [ 1338.888446][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.888536][ T32] Exception stack(0xeb37dfb0 to 0xeb37dff8) [ 1338.888814][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.888905][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.888979][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.889244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.889363][ T32] r4:855419c0 [ 1338.890188][ T32] INFO: task kworker/0:355:5040 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1338.890358][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.890694][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.890811][ T32] Call trace: [ 1338.890891][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1338.891027][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1338.891253][ T32] r4:00000000 [ 1338.891311][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.891456][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1338.891544][ T32] 5d20: 80af6000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1338.891642][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1338.891711][ T32] 5d60: 800d0013 ffffffff [ 1338.891768][ T32] r5:800d0013 r4:80239bd0 [ 1338.891820][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.891919][ T32] r4:82ac11e4 [ 1338.892152][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.892264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1338.892325][ T32] r4:e0425dc0 [ 1338.892379][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1338.892478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1338.892539][ T32] r4:00000000 [ 1338.892604][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1338.892785][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 3 printk messages dropped ** [ 1338.893297][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1338.910606][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1338.912194][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1338.912607][ T32] r5:84804800 r4:829187f0 ** 3 printk messages dropped ** [ 1338.913095][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.928973][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.929894][ T32] r5:8550738c r4:85507000 ** 6 printk messages dropped ** [ 1338.930741][ T32] r10:00000000 r9:85533e80 r8:8027ed34 r7:eb5d1e60 r6:85477a80 r5:84804800 ** 9 printk messages dropped ** [ 1338.932619][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1338.945923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 9 printk messages dropped ** [ 1338.946884][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 8 printk messages dropped ** [ 1338.948263][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.949150][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1338.950540][ T32] r5:848f0c00 r4:829187f0 ** 1 printk messages dropped ** [ 1338.950693][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1338.951768][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1338.953010][ T32] r10:00000000 r9:85533f00 r8:8027ed34 r7:eb5d1e60 r6:85477b00 r5:848f0c00 ** 12 printk messages dropped ** [ 1338.978714][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1338.979842][ T32] r4:e0425dc0 ** 7 printk messages dropped ** [ 1338.980534][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1338.980644][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.980765][ T32] r5:849a538c r4:849a5000 [ 1338.980821][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.980954][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1338.981046][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.981173][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.981240][ T32] r4:84af8400 [ 1338.981391][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.981503][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1338.981583][ T32] r4:00000001 [ 1338.981641][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.981745][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1338.981819][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.981903][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.981994][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.982101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.982176][ T32] r4:84af1fc0 [ 1338.982232][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.982348][ T32] INFO: task kworker/1:604:5045 blocked for more than 465 seconds. [ 1338.982442][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.982511][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.982565][ T32] task:kworker/1:604 state:D stack:0 pid:5045 tgid:5045 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.982671][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.982766][ T32] Call trace: [ 1338.982843][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1338.982950][ T32] r10:829187f4 r9:eb5edd84 r8:00000002 r7:60000013 r6:eb5edd8c r5:848f1800 [ 1338.983007][ T32] r4:848f1800 [ 1338.983081][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.983455][ T32] r5:848f1800 r4:829187f0 [ 1338.998482][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.998662][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.998779][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ede08 [ 1338.998874][ T32] r4:00000000 [ 1338.998937][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1338.999035][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1338.999142][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1338.999334][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1339.000314][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1339.001657][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1339.014414][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1339.015418][ T32] r4:e0425dc0 ** 4 printk messages dropped ** [ 1339.015823][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 11 printk messages dropped ** [ 1339.016916][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 9 printk messages dropped ** [ 1339.017773][ T32] INFO: task kworker/1:605:5046 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1339.018905][ T32] r5:848f2400 r4:829187f0 ** 1 printk messages dropped ** [ 1339.019115][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.020032][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1339.020802][ T32] r4:85546000 ** 5 printk messages dropped ** [ 1339.021292][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1339.023176][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.038504][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 12 printk messages dropped ** [ 1339.039677][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.040484][ T32] r4:00000001 [ 1339.040539][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.040648][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1339.040731][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.040815][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.040896][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.040973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.041039][ T32] r4:84af1fc0 [ 1339.041119][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.041197][ T32] INFO: task kworker/1:606:5050 blocked for more than 465 seconds. [ 1339.041277][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.041345][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.041396][ T32] task:kworker/1:606 state:D stack:0 pid:5050 tgid:5050 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.041524][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.041629][ T32] Call trace: [ 1339.041708][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1339.041829][ T32] r10:829187f4 r9:eb5f5d84 r8:00000002 r7:60000013 r6:eb5f5d8c r5:848f3000 [ 1339.041942][ T32] r4:848f3000 [ 1339.042033][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.042146][ T32] r5:848f3000 r4:829187f0 [ 1339.042198][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.042314][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.042446][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f5e08 [ 1339.042512][ T32] r4:00000000 [ 1339.042566][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1339.042661][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1339.042777][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.042900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8554bd80 [ 1339.042970][ T32] r4:00000000 [ 1339.043024][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.043144][ T32] r9:83018205 r8:848f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1339.043217][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.043310][ T32] r5:00001000 r4:eafef000 [ 1339.055277][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.055570][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.055684][ T32] r5:8551038c r4:85510000 [ 1339.055739][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.055853][ T32] r7:ddde2d40 r6:83018200 r5:8551038c r4:85546080 [ 1339.055916][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.056028][ T32] r10:61c88647 r9:848f3000 r8:855460ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.056090][ T32] r4:85546080 [ 1339.056152][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.056288][ T32] r10:00000000 r9:85546080 r8:8027ed34 r7:eb5f1e60 r6:85477c80 r5:848f3000 [ 1339.056359][ T32] r4:00000001 [ 1339.056411][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.056501][ T32] Exception stack(0xeb5f5fb0 to 0xeb5f5ff8) [ 1339.056586][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.056666][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.056762][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.056845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.056912][ T32] r4:8554bd00 [ 1339.057676][ T32] INFO: task kworker/1:606:5050 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1339.057770][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.057980][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.058147][ T32] Call trace: [ 1339.058285][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1339.058413][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1339.058502][ T32] r4:00000000 [ 1339.058584][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 1339.059113][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1339.060164][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.060924][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1339.061011][ T32] r4:00000001 [ 1339.061072][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.061179][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1339.061251][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.061356][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.061442][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.061539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.061611][ T32] r4:84af1fc0 [ 1339.061670][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.061767][ T32] INFO: task kworker/1:607:5052 blocked for more than 465 seconds. [ 1339.061853][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.061922][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.061974][ T32] task:kworker/1:607 state:D stack:0 pid:5052 tgid:5052 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.062146][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.062253][ T32] Call trace: [ 1339.062333][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1339.062468][ T32] r10:829187f4 r9:eb5f9d84 r8:00000002 r7:60000113 r6:eb5f9d8c r5:848f3c00 [ 1339.062568][ T32] r4:848f3c00 [ 1339.062623][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.062721][ T32] r5:848f3c00 r4:829187f0 [ 1339.062845][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.062968][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.063085][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f9e08 [ 1339.063161][ T32] r4:00000000 [ 1339.063232][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1339.080896][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1339.081213][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.081366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8554b2c0 [ 1339.081445][ T32] r4:00000000 [ 1339.081494][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.081595][ T32] r9:83018205 r8:848f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1339.081650][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.081765][ T32] r5:00001000 r4:eb08d000 [ 1339.081873][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.081973][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1339.082351][ T32] r7:ddde2d40 r6:83018200 r5:85510f8c r4:85546100 ** 9 printk messages dropped ** [ 1339.083078][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1339.095268][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1339.096020][ T32] r4:e0425dc0 ** 7 printk messages dropped ** [ 1339.096792][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.097654][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 10 printk messages dropped ** [ 1339.098588][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1339.099455][ T32] r5:848f4800 r4:829187f0 ** 1 printk messages dropped ** [ 1339.099589][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.100418][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1339.101466][ T32] r10:00000000 r9:85546180 r8:8027ed34 r7:eb5f9e60 r6:85477d80 r5:848f4800 ** 10 printk messages dropped ** [ 1339.103199][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1339.122657][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1339.123073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 10 printk messages dropped ** [ 1339.132991][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1339.140010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1339.141292][ T32] r5:848f5400 r4:829187f0 ** 1 printk messages dropped ** [ 1339.141479][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.142442][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1339.154803][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.155015][ T32] r10:00000000 r9:85546200 r8:8027ed34 r7:eb5f9e60 r6:85477e00 r5:848f5400 [ 1339.155116][ T32] r4:00000001 [ 1339.155335][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.155448][ T32] Exception stack(0xeb601fb0 to 0xeb601ff8) [ 1339.155528][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.155642][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.155724][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.155804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.155868][ T32] r4:8554b040 [ 1339.156706][ T32] INFO: task kworker/1:609:5056 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1339.156805][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.157294][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.157666][ T32] Call trace: [ 1339.157767][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1339.157892][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1339.158135][ T32] r4:00000000 [ 1339.158310][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.158423][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1339.158561][ T32] 5d20: 80af6000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1339.158650][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1339.158721][ T32] 5d60: 800d0013 ffffffff [ 1339.158782][ T32] r5:800d0013 r4:80239bd0 [ 1339.158879][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.158993][ T32] r4:82ac11e4 [ 1339.159111][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.159255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1339.159329][ T32] r4:e0425dc0 [ 1339.159476][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.159586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1339.159652][ T32] r4:00000000 [ 1339.159746][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.159860][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1339.159923][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.160021][ T32] r5:00001000 r4:dffd1000 [ 1339.160077][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.160181][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.160281][ T32] r5:849a538c r4:849a5000 [ 1339.160510][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1339.161444][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1339.162054][ T32] r4:84af1fc0 ** 5 printk messages dropped ** [ 1339.162509][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.163183][ T32] r5:848f6000 r4:829187f0 ** 1 printk messages dropped ** [ 1339.163407][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.178732][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1339.179740][ T32] r10:00000000 r9:85546280 r8:8027ed34 r7:eb601e60 r6:85477e80 r5:848f6000 ** 9 printk messages dropped ** [ 1339.181218][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1339.182424][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1339.182790][ T32] r5:00001000 r4:dffd1000 ** 5 printk messages dropped ** [ 1339.183039][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.195604][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1339.196273][ T32] r5:848f6c00 r4:829187f0 ** 2 printk messages dropped ** [ 1339.196402][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb609e08 ** 8 printk messages dropped ** [ 1339.196766][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1339.197378][ T32] r10:00000000 r9:85546300 r8:8027ed34 r7:eb605e60 r6:85477f00 r5:848f6c00 ** 6 printk messages dropped ** [ 1339.197660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.197690][ T32] r4:85543240 [ 1339.198167][ T32] INFO: task kworker/1:611:5059 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1339.198240][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.198377][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.198436][ T32] Call trace: [ 1339.198493][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1339.198561][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1339.198595][ T32] r4:00000000 [ 1339.198618][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.198661][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1339.198699][ T32] 5d20: 810e5000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1339.198736][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1339.198766][ T32] 5d60: 800d0013 ffffffff [ 1339.198799][ T32] r5:800d0013 r4:80239bd0 [ 1339.198825][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.198870][ T32] r4:82ac11e4 [ 1339.198919][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.199000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1339.199032][ T32] r4:e0425dc0 [ 1339.199056][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.199170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1339.199203][ T32] r4:00000000 [ 1339.199227][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.199378][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1339.199409][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.199457][ T32] r5:00001000 r4:dffd1000 [ 1339.199481][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.199524][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.199579][ T32] r5:849a538c r4:849a5000 [ 1339.199602][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.199654][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1339.199679][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.199729][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.199758][ T32] r4:84af8400 [ 1339.199780][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.199828][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1339.199873][ T32] r4:00000001 [ 1339.199931][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.200029][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1339.200062][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.200098][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.200137][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.200176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.200204][ T32] r4:84af1fc0 [ 1339.200250][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.200281][ T32] INFO: task kworker/1:612:5062 blocked for more than 465 seconds. [ 1339.200312][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.200342][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.200364][ T32] task:kworker/1:612 state:D stack:0 pid:5062 tgid:5062 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.200411][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.200471][ T32] Call trace: [ 1339.200507][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1339.200558][ T32] r10:829187f4 r9:eb60dd84 r8:00000002 r7:60000013 r6:eb60dd8c r5:848f0000 [ 1339.200585][ T32] r4:848f0000 [ 1339.200623][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.200670][ T32] r5:848f0000 r4:829187f0 [ 1339.200692][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.200751][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.200803][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb60de08 [ 1339.200830][ T32] r4:00000000 [ 1339.200851][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1339.200921][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1339.200993][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1339.201233][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1339.201625][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1339.202341][ T32] INFO: task kworker/1:612:5062 is blocked on a mutex likely owned by task kworker/1:102:3666. ** 13 printk messages dropped ** [ 1339.203225][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1339.213997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 9 printk messages dropped ** [ 1339.214666][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 8 printk messages dropped ** [ 1339.215166][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.215501][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.215798][ T32] r5:848f8000 r4:829187f0 ** 2 printk messages dropped ** [ 1339.215909][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb611e08 ** 8 printk messages dropped ** [ 1339.216321][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1339.216675][ T32] r10:61c88647 r9:848f8000 r8:8554642c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1339.217161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1339.218265][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1339.218806][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 2 printk messages dropped ** [ 1339.218899][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.218980][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.219056][ T32] r5:849a538c r4:849a5000 [ 1339.219083][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.219140][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1339.219164][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.219212][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.219240][ T32] r4:84af8400 [ 1339.219262][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.219310][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1339.219338][ T32] r4:00000001 [ 1339.219419][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.219470][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1339.219500][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.219534][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.219567][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.219603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.219630][ T32] r4:84af1fc0 [ 1339.219665][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.219696][ T32] INFO: task kworker/1:614:5066 blocked for more than 465 seconds. [ 1339.219727][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.219754][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.219778][ T32] task:kworker/1:614 state:D stack:0 pid:5066 tgid:5066 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.219850][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.219895][ T32] Call trace: [ 1339.219928][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1339.219977][ T32] r10:829187f4 r9:eb615d84 r8:00000002 r7:60000013 r6:eb615d8c r5:848f8c00 [ 1339.220004][ T32] r4:848f8c00 [ 1339.220026][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.220069][ T32] r5:848f8c00 r4:829187f0 [ 1339.220092][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.220140][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.220189][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb615e08 [ 1339.220253][ T32] r4:00000000 [ 1339.220281][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1339.220349][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1339.220395][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.220441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85543680 [ 1339.220469][ T32] r4:00000000 [ 1339.220489][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.220536][ T32] r9:83018205 r8:848f8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 ** 5 printk messages dropped ** [ 1339.220814][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1339.221280][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1339.221901][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.222174][ T32] r5:800d0013 r4:80239bd0 ** 7 printk messages dropped ** [ 1339.222448][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.222606][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1339.223201][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.241805][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.242142][ T32] r5:848fb000 r4:829187f0 ** 2 printk messages dropped ** [ 1339.242349][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb621e08 ** 8 printk messages dropped ** [ 1339.242799][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1339.250171][ T32] r10:00000000 r9:85546500 r8:8027ed34 r7:eb615e60 r6:8554c100 r5:848fb000 ** 9 printk messages dropped ** [ 1339.251049][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1339.252016][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.252067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1339.252095][ T32] r4:e0425dc0 [ 1339.252122][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.252168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1339.252200][ T32] r4:00000000 [ 1339.252224][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.252274][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1339.252300][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.252370][ T32] r5:00001000 r4:dffd1000 [ 1339.252404][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.252475][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.252557][ T32] r5:849a538c r4:849a5000 [ 1339.252634][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.252689][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1339.252714][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.252790][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.252822][ T32] r4:84af8400 [ 1339.252845][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.252894][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1339.252921][ T32] r4:00000001 [ 1339.252954][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.252996][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1339.253026][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.253059][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.253117][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.253156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.253183][ T32] r4:84af1fc0 [ 1339.253207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.253237][ T32] INFO: task kworker/1:616:5070 blocked for more than 465 seconds. [ 1339.253298][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.253401][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.260342][ T32] task:kworker/1:616 state:D stack:0 pid:5070 tgid:5070 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.260425][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.260491][ T32] Call trace: [ 1339.260525][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1339.260584][ T32] r10:829187f4 r9:eb625d84 r8:00000002 r7:60000013 r6:eb625d8c r5:848f9800 [ 1339.260613][ T32] r4:848f9800 [ 1339.260651][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.260699][ T32] r5:848f9800 r4:829187f0 [ 1339.260723][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.260765][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.260815][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb625e08 [ 1339.260842][ T32] r4:00000000 [ 1339.260864][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1339.260905][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1339.260997][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.261050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85550040 [ 1339.261077][ T32] r4:00000000 [ 1339.261118][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.261177][ T32] r9:83018205 r8:848f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1339.261205][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.261250][ T32] r5:00001000 r4:eade5000 [ 1339.261299][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.261375][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.261426][ T32] r5:85513f8c r4:85513c00 [ 1339.261450][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.261500][ T32] r7:ddde2d40 r6:83018200 r5:85513f8c r4:85546580 [ 1339.261576][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.261636][ T32] r10:61c88647 r9:848f9800 r8:855465ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.261663][ T32] r4:85546580 [ 1339.261685][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.261786][ T32] r10:00000000 r9:85546580 r8:8027ed34 r7:eb621e60 r6:8554c180 r5:848f9800 [ 1339.261896][ T32] r4:00000001 [ 1339.262000][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.262077][ T32] Exception stack(0xeb625fb0 to 0xeb625ff8) [ 1339.262113][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.262150][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.262182][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.262222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.262251][ T32] r4:85543780 [ 1339.262661][ T32] INFO: task kworker/1:616:5070 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1339.262700][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.262776][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.262828][ T32] Call trace: [ 1339.262861][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1339.262913][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1339.262957][ T32] r4:00000000 [ 1339.262982][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.263025][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 3 printk messages dropped ** [ 1339.263360][ T32] r5:800d0013 r4:80239bd0 ** 7 printk messages dropped ** [ 1339.271517][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.271927][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1339.272399][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.272860][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.273147][ T32] r5:848fc800 r4:829187f0 [ 1339.273262][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1339.280068][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.280372][ T32] r5:85512f8c r4:85512c00 ** 5 printk messages dropped ** [ 1339.280603][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1339.280985][ T32] r4:85543780 ** 6 printk messages dropped ** [ 1339.281874][ T32] r4:00000000 [ 1339.281918][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.281965][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1339.281998][ T32] 5d20: 810e5000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1339.282063][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1339.282090][ T32] 5d60: 800d0013 ffffffff [ 1339.282147][ T32] r5:800d0013 r4:80239bd0 [ 1339.282182][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.282227][ T32] r4:82ac11e4 [ 1339.282291][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.282342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1339.282370][ T32] r4:e0425dc0 [ 1339.282419][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.282469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1339.282496][ T32] r4:00000000 [ 1339.282516][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.282565][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1339.282616][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.282671][ T32] r5:00001000 r4:dffd1000 [ 1339.282693][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.282734][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.282859][ T32] r5:849a538c r4:849a5000 [ 1339.282888][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.282939][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1339.282963][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.283034][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.283065][ T32] r4:84af8400 [ 1339.283110][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.283163][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1339.283190][ T32] r4:00000001 [ 1339.283211][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.283247][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1339.283276][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.283360][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1339.290256][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1339.290518][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1339.291057][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1339.291508][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1339.292600][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1339.293113][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 9 printk messages dropped ** [ 1339.300090][ T32] r4:84af8400 ** 6 printk messages dropped ** [ 1339.300358][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.300778][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.301117][ T32] r5:854e3000 r4:829187f0 ** 3 printk messages dropped ** [ 1339.301302][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.301498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85543bc0 ** 11 printk messages dropped ** [ 1339.302245][ T32] r10:61c88647 r9:854e3000 r8:855467ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1339.302554][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.302588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.302614][ T32] r4:85543cc0 [ 1339.303040][ T32] INFO: task kworker/1:619:5076 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1339.303094][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.303284][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.303390][ T32] Call trace: [ 1339.312639][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1339.312728][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1339.312758][ T32] r4:00000000 [ 1339.312802][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.312852][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1339.312889][ T32] 5d20: 810e5000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1339.312924][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1339.312980][ T32] 5d60: 800d0013 ffffffff [ 1339.313011][ T32] r5:800d0013 r4:80239bd0 [ 1339.313098][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.313217][ T32] r4:82ac11e4 [ 1339.313249][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.313307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1339.313384][ T32] r4:e0425dc0 [ 1339.313831][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.313901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1339.313931][ T32] r4:00000000 [ 1339.313978][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.314101][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1339.314161][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.314227][ T32] r5:00001000 r4:dffd1000 [ 1339.314250][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.314292][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.314362][ T32] r5:849a538c r4:849a5000 [ 1339.314392][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.314443][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1339.314483][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.314538][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.314587][ T32] r4:84af8400 [ 1339.314626][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.314678][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1339.314705][ T32] r4:00000001 [ 1339.314748][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.314791][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1339.314823][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.314857][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.314895][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.314958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.314989][ T32] r4:84af1fc0 [ 1339.315016][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.315060][ T32] INFO: task kworker/1:620:5078 blocked for more than 465 seconds. [ 1339.315097][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.315133][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.315156][ T32] task:kworker/1:620 state:D stack:0 pid:5078 tgid:5078 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.315255][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.315311][ T32] Call trace: [ 1339.315345][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1339.315398][ T32] r10:829187f4 r9:eb639d84 r8:00000002 r7:60000113 r6:eb639d8c r5:854e4800 [ 1339.315425][ T32] r4:854e4800 [ 1339.315446][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.315489][ T32] r5:854e4800 r4:829187f0 [ 1339.315512][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.315552][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.315628][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb639e08 [ 1339.315662][ T32] r4:00000000 [ 1339.315684][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1339.315725][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1339.315763][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.315808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8554b180 [ 1339.315834][ T32] r4:00000000 [ 1339.315872][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.315924][ T32] r9:83018205 r8:854e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1339.315951][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.316028][ T32] r5:00001000 r4:ead85000 [ 1339.316061][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.316108][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.316153][ T32] r5:85513b8c r4:85513800 [ 1339.316175][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.316221][ T32] r7:ddde2d40 r6:83018200 r5:85513b8c r4:85546880 [ 1339.316273][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.316328][ T32] r10:61c88647 r9:854e4800 r8:855468ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.316386][ T32] r4:85546880 [ 1339.316436][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.316518][ T32] r10:00000000 r9:85546880 r8:8027ed34 r7:eb625e60 r6:85546900 r5:854e4800 [ 1339.316550][ T32] r4:00000001 [ 1339.316571][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.316634][ T32] Exception stack(0xeb639fb0 to 0xeb639ff8) [ 1339.316667][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.316701][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.316758][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.316795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.316822][ T32] r4:85543e40 [ 1339.317231][ T32] INFO: task kworker/1:620:5078 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1339.317272][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.317359][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.317409][ T32] Call trace: [ 1339.317490][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1339.317548][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1339.317576][ T32] r4:00000000 [ 1339.317622][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.317733][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1339.317797][ T32] 5d20: 810e5000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1339.317848][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1339.317880][ T32] 5d60: 800d0013 ffffffff [ 1339.317931][ T32] r5:800d0013 r4:80239bd0 [ 1339.318025][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.318129][ T32] r4:82ac11e4 [ 1339.318175][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.318256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1339.318289][ T32] r4:e0425dc0 [ 1339.318311][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1339.318480][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 6 printk messages dropped ** [ 1339.318790][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 4 printk messages dropped ** [ 1339.319019][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 5 printk messages dropped ** [ 1339.319237][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1339.319454][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1339.319791][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1339.319989][ T32] r5:854e2400 r4:829187f0 [ 1339.320011][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.320053][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1339.320270][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1339.320521][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1339.320882][ T32] r7:ddde2d40 r6:83018200 r5:85514f8c r4:85546980 ** 2 printk messages dropped ** [ 1339.321064][ T32] r4:85546980 [ 1339.321118][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.321171][ T32] r10:00000000 r9:85546980 r8:8027ed34 r7:eb625e60 r6:85546a00 r5:854e2400 [ 1339.321200][ T32] r4:00000001 [ 1339.321226][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.321265][ T32] Exception stack(0xeb635fb0 to 0xeb635ff8) [ 1339.321347][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.321385][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.321454][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.321529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.321591][ T32] r4:85550000 [ 1339.321830][ T32] INFO: task kworker/1:621:5081 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1339.321881][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.321944][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.321991][ T32] Call trace: [ 1339.322078][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1339.322169][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1339.322200][ T32] r4:00000000 [ 1339.322299][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.322348][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1339.322407][ T32] 5d20: 810e5000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1339.322447][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1339.322488][ T32] 5d60: 800d0013 ffffffff [ 1339.322518][ T32] r5:800d0013 r4:80239bd0 [ 1339.322541][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.322637][ T32] r4:82ac11e4 [ 1339.322671][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.322743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1339.322774][ T32] r4:e0425dc0 [ 1339.322796][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.322843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1339.322871][ T32] r4:00000000 [ 1339.322891][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.322939][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1339.322992][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.323048][ T32] r5:00001000 r4:dffd1000 [ 1339.323096][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.323186][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.323239][ T32] r5:849a538c r4:849a5000 [ 1339.323263][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.323311][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1339.323392][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.335210][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.335263][ T32] r4:84af8400 [ 1339.335315][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.335421][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1339.335462][ T32] r4:00000001 [ 1339.335486][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.335528][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1339.335615][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.335706][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.335741][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.335787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.335817][ T32] r4:84af1fc0 [ 1339.335842][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.335901][ T32] INFO: task kworker/1:622:5083 blocked for more than 465 seconds. [ 1339.335942][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.335997][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.336051][ T32] task:kworker/1:622 state:D stack:0 pid:5083 tgid:5083 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.336123][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.336191][ T32] Call trace: [ 1339.336226][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1339.336279][ T32] r10:829187f4 r9:eb63dd84 r8:00000002 r7:60000113 r6:eb63dd8c r5:854e5400 [ 1339.336332][ T32] r4:854e5400 [ 1339.336365][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.336410][ T32] r5:854e5400 r4:829187f0 [ 1339.336499][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.336550][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1339.336706][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1339.337056][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1339.337433][ T32] r10:61c88647 r9:854e5400 r8:85546aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1339.337686][ T32] Exception stack(0xeb63dfb0 to 0xeb63dff8) ** 2 printk messages dropped ** [ 1339.337834][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.337869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.337896][ T32] r4:855502c0 [ 1339.338394][ T32] INFO: task kworker/1:622:5083 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1339.338439][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.338501][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.338551][ T32] Call trace: [ 1339.338598][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1339.338661][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1339.338705][ T32] r4:00000000 [ 1339.338737][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.338779][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1339.338811][ T32] 5d20: 810e5000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1339.338847][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1339.338875][ T32] 5d60: 800d0013 ffffffff [ 1339.338901][ T32] r5:800d0013 r4:80239bd0 [ 1339.338924][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.338967][ T32] r4:82ac11e4 [ 1339.338989][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.339033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1339.339061][ T32] r4:e0425dc0 [ 1339.339083][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.339135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1339.339163][ T32] r4:00000000 [ 1339.339201][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.339285][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1339.339322][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.339368][ T32] r5:00001000 r4:dffd1000 [ 1339.339389][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.339432][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.339503][ T32] r5:849a538c r4:849a5000 [ 1339.339555][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.339623][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1339.339650][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.339699][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.339725][ T32] r4:84af8400 [ 1339.339758][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.339810][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1339.339907][ T32] r4:00000001 [ 1339.339932][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.339969][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1339.339999][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.340032][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.340077][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.340120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.340160][ T32] r4:84af1fc0 [ 1339.340190][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.340234][ T32] INFO: task kworker/1:623:5086 blocked for more than 465 seconds. [ 1339.340268][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.340322][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.340384][ T32] task:kworker/1:623 state:D stack:0 pid:5086 tgid:5086 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.340441][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.340504][ T32] Call trace: [ 1339.340536][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1339.340585][ T32] r10:829187f4 r9:eb641d84 r8:00000002 r7:60000113 r6:eb641d8c r5:854e6000 [ 1339.340613][ T32] r4:854e6000 [ 1339.340660][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.340707][ T32] r5:854e6000 r4:829187f0 [ 1339.340729][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.340795][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.340895][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb641e08 [ 1339.340926][ T32] r4:00000000 [ 1339.340963][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1339.341009][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1339.341048][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.341092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85550380 ** 1 printk messages dropped ** [ 1339.341151][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1339.341637][ T32] r4:85546b80 ** 7 printk messages dropped ** [ 1339.341981][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1339.342804][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.343016][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1339.359907][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.359962][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.360009][ T32] r5:849a538c r4:849a5000 [ 1339.360032][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.360088][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1339.360124][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.360175][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.360202][ T32] r4:84af8400 [ 1339.360224][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.360275][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1339.360302][ T32] r4:00000001 [ 1339.360352][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.360430][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1339.360493][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.360534][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.360569][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.360605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.360633][ T32] r4:84af1fc0 [ 1339.360660][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.360692][ T32] INFO: task kworker/1:624:5087 blocked for more than 465 seconds. [ 1339.360729][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.360832][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.360867][ T32] task:kworker/1:624 state:D stack:0 pid:5087 tgid:5087 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.360979][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.361065][ T32] Call trace: [ 1339.361119][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1339.361179][ T32] r10:829187f4 r9:eb645d84 r8:00000002 r7:60000113 r6:eb645d8c r5:854e6c00 [ 1339.361223][ T32] r4:854e6c00 [ 1339.361283][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.361334][ T32] r5:854e6c00 r4:829187f0 [ 1339.361357][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1339.361690][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1339.362489][ T32] r10:61c88647 r9:854e6c00 r8:85546cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1339.362932][ T32] r4:855502c0 ** 4 printk messages dropped ** [ 1339.372197][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1339.373097][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1339.378590][ T32] r5:00001000 r4:dffd1000 ** 6 printk messages dropped ** [ 1339.378920][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1339.379440][ T32] INFO: task kworker/1:625:5089 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1339.379948][ T32] r5:848fbc00 r4:829187f0 ** 3 printk messages dropped ** [ 1339.380091][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.380372][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1339.380824][ T32] r4:85546d80 ** 7 printk messages dropped ** [ 1339.381176][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1339.382170][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 10 printk messages dropped ** [ 1339.382583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 8 printk messages dropped ** [ 1339.383039][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.383090][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1339.383147][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.383219][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.383249][ T32] r4:84af8400 [ 1339.383308][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.392884][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1339.392957][ T32] r4:00000001 [ 1339.392991][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.393121][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1339.393169][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.393204][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.393289][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.393780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.393833][ T32] r4:84af1fc0 [ 1339.393861][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.393922][ T32] INFO: task kworker/1:626:5091 blocked for more than 465 seconds. [ 1339.393965][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.393997][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.394084][ T32] task:kworker/1:626 state:D stack:0 pid:5091 tgid:5091 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.394204][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.394366][ T32] Call trace: [ 1339.394431][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1339.394493][ T32] r10:829187f4 r9:eb659d84 r8:00000002 r7:60000013 r6:eb659d8c r5:848fa400 [ 1339.394522][ T32] r4:848fa400 [ 1339.394544][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.394667][ T32] r5:848fa400 r4:829187f0 [ 1339.394695][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.394760][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.394863][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb659e08 [ 1339.394900][ T32] r4:00000000 [ 1339.394924][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1339.394967][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1339.395009][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.395055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85550840 [ 1339.395083][ T32] r4:00000000 [ 1339.395112][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.395164][ T32] r9:83018205 r8:848fa400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1339.395190][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.395286][ T32] r5:00001000 r4:eb229000 [ 1339.395315][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.395357][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.395453][ T32] r5:8551578c r4:85515400 [ 1339.395481][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.395531][ T32] r7:ddde2d40 r6:83018200 r5:8551578c r4:85546e00 [ 1339.395597][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.395651][ T32] r10:61c88647 r9:848fa400 r8:85546e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.395679][ T32] r4:85546e00 [ 1339.395700][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.395801][ T32] r10:00000000 r9:85546e00 r8:8027ed34 r7:eb651e60 r6:8554c300 r5:848fa400 [ 1339.395872][ T32] r4:00000001 [ 1339.395899][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.395941][ T32] Exception stack(0xeb659fb0 to 0xeb659ff8) [ 1339.395972][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.396021][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.396057][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.396091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.396124][ T32] r4:85550740 [ 1339.396572][ T32] INFO: task kworker/1:626:5091 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1339.396618][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.396707][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.396826][ T32] Call trace: [ 1339.396866][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1339.396945][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1339.397004][ T32] r4:00000000 [ 1339.397029][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1339.397181][ T32] 5d60: 800d0013 ffffffff ** 7 printk messages dropped ** [ 1339.397649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 12 printk messages dropped ** [ 1339.398298][ T32] r4:84af8400 ** 2 printk messages dropped ** [ 1339.398397][ T32] r4:00000001 [ 1339.398418][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.398455][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1339.398485][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1339.398814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1339.399237][ T32] r5:848fe000 r4:829187f0 [ 1339.399281][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1339.399557][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1339.400041][ T32] r7:ddde2d40 r6:83018200 r5:85516b8c r4:85546e80 ** 9 printk messages dropped ** [ 1339.400596][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.401459][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.401681][ T32] r5:800d0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1339.401852][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1339.402265][ T32] r5:00001000 r4:dffd1000 ** 7 printk messages dropped ** [ 1339.402705][ T32] r4:84af8400 ** 6 printk messages dropped ** [ 1339.402925][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1339.422079][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1339.422371][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1339.422860][ T32] r9:83018205 r8:848fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 ** 8 printk messages dropped ** [ 1339.423231][ T32] r10:61c88647 r9:848fd400 r8:85546f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1339.428261][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1339.429186][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1339.429294][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1339.429321][ T32] 5d60: 800d0013 ffffffff [ 1339.429347][ T32] r5:800d0013 r4:80239bd0 [ 1339.429370][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.429415][ T32] r4:82ac11e4 [ 1339.429470][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.429530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1339.429557][ T32] r4:e0425dc0 [ 1339.429579][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.429624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1339.429651][ T32] r4:00000000 [ 1339.429672][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.429721][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1339.429747][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.429793][ T32] r5:00001000 r4:dffd1000 [ 1339.429817][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.429875][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.429925][ T32] r5:849a538c r4:849a5000 [ 1339.429958][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.430054][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1339.430094][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1339.430285][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1339.430883][ T32] INFO: task kworker/0:356:5096 blocked for more than 465 seconds. ** 2 printk messages dropped ** [ 1339.430992][ T32] task:kworker/0:356 state:D stack:0 pid:5096 tgid:5096 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.431077][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.431175][ T32] Call trace: [ 1339.431209][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1339.431260][ T32] r10:829187f4 r9:eb631d84 r8:00000002 r7:60000113 r6:eb631d8c r5:848fec00 [ 1339.431288][ T32] r4:848fec00 [ 1339.431309][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.431351][ T32] r5:848fec00 r4:829187f0 [ 1339.431527][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.431577][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.431626][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb631e08 [ 1339.431653][ T32] r4:00000000 [ 1339.431726][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1339.431783][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1339.431829][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.431905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cfa80 ** 2 printk messages dropped ** [ 1339.432055][ T32] r9:83018005 r8:848fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 9 printk messages dropped ** [ 1339.432542][ T32] r4:8554c480 ** 6 printk messages dropped ** [ 1339.432800][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1339.441921][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1339.442660][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.443002][ T32] r5:849a538c r4:849a5000 ** 9 printk messages dropped ** [ 1339.449227][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 7 printk messages dropped ** [ 1339.449596][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1339.449752][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.449810][ T32] Call trace: [ 1339.449881][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1339.449937][ T32] r10:829187f4 r9:eb665d84 r8:00000002 r7:60000113 r6:eb665d8c r5:84950000 [ 1339.449965][ T32] r4:84950000 [ 1339.450046][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.450121][ T32] r5:84950000 r4:829187f0 [ 1339.450153][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.450256][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.450363][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb665e08 [ 1339.450402][ T32] r4:00000000 [ 1339.450426][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1339.450467][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1339.450509][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.450563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8554d580 [ 1339.450590][ T32] r4:00000000 [ 1339.450611][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.450712][ T32] r9:83018005 r8:84950000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1339.450745][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.450794][ T32] r5:00001000 r4:eb285000 [ 1339.450876][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.450923][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.450984][ T32] r5:8542178c r4:85421400 [ 1339.451016][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.451064][ T32] r7:dddced40 r6:83018000 r5:8542178c r4:8554c580 [ 1339.451089][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.451149][ T32] r10:61c88647 r9:84950000 r8:8554c5ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.451203][ T32] r4:8554c580 [ 1339.451228][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.451276][ T32] r10:00000000 r9:8554c580 r8:8027ed34 r7:eb631e60 r6:8554c600 r5:84950000 [ 1339.451328][ T32] r4:00000001 [ 1339.451361][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.451399][ T32] Exception stack(0xeb665fb0 to 0xeb665ff8) [ 1339.451454][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.451493][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.451524][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.451566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.451594][ T32] r4:8554dd80 [ 1339.452029][ T32] INFO: task kworker/0:357:5097 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1339.452072][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.452139][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.452189][ T32] Call trace: ** 1 printk messages dropped ** [ 1339.452325][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 10 printk messages dropped ** [ 1339.452947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 10 printk messages dropped ** [ 1339.461112][ T32] r5:849a538c r4:849a5000 ** 4 printk messages dropped ** [ 1339.461303][ T32] r4:84af8400 ** 5 printk messages dropped ** [ 1339.461513][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.462154][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.462575][ T32] r5:84950c00 r4:829187f0 ** 3 printk messages dropped ** [ 1339.462820][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.463030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85557040 ** 8 printk messages dropped ** [ 1339.470355][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.470409][ T32] r7:dddced40 r6:83018000 r5:85515b8c r4:8554c680 [ 1339.470434][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.470485][ T32] r10:61c88647 r9:84950c00 r8:8554c6ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.470529][ T32] r4:8554c680 [ 1339.470556][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.470608][ T32] r10:00000000 r9:8554c680 r8:8027ed34 r7:eb631e60 r6:8554c700 r5:84950c00 [ 1339.470636][ T32] r4:00000001 [ 1339.470658][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.470761][ T32] Exception stack(0xeb661fb0 to 0xeb661ff8) [ 1339.470798][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.470864][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.470931][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.470971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.470998][ T32] r4:8554d740 [ 1339.471427][ T32] INFO: task kworker/0:358:5100 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1339.471472][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.471609][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.471666][ T32] Call trace: [ 1339.471737][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1339.471821][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1339.471869][ T32] r4:00000000 [ 1339.471941][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.471988][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1339.472021][ T32] 5d20: 810e5000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1339.472056][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1339.472086][ T32] 5d60: 800d0013 ffffffff [ 1339.472117][ T32] r5:800d0013 r4:80239bd0 [ 1339.472141][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.472186][ T32] r4:82ac11e4 [ 1339.472208][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.472254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1339.472281][ T32] r4:e0425dc0 [ 1339.472302][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1339.472378][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.472626][ T32] r5:849a538c r4:849a5000 ** 7 printk messages dropped ** [ 1339.472956][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.473224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1339.480129][ T32] r5:84951800 r4:829187f0 [ 1339.480152][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1339.480272][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1339.480595][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1339.480992][ T32] r10:61c88647 r9:84951800 r8:8554c7ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1339.481462][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1339.482526][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1339.482806][ T32] r4:e0425dc0 ** 4 printk messages dropped ** [ 1339.482994][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 11 printk messages dropped ** [ 1339.493220][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 10 printk messages dropped ** [ 1339.495159][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1339.495979][ T32] r5:84952400 r4:829187f0 [ 1339.496048][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1339.496600][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1339.497288][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1339.497639][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.497745][ T32] r10:00000000 r9:8554c880 r8:8027ed34 r7:eb669e60 r6:8554c900 r5:84952400 [ 1339.497810][ T32] r4:00000001 [ 1339.497903][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.497996][ T32] Exception stack(0xeb66dfb0 to 0xeb66dff8) [ 1339.498095][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.498226][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.498275][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.498310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.498390][ T32] r4:85557080 [ 1339.498820][ T32] INFO: task kworker/0:360:5104 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1339.498877][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.498991][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.499047][ T32] Call trace: [ 1339.499079][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1339.499140][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1339.499170][ T32] r4:00000000 [ 1339.499217][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.499292][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1339.499357][ T32] 5d20: 810e5000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1339.499395][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1339.499461][ T32] 5d60: 800d0013 ffffffff [ 1339.499491][ T32] r5:800d0013 r4:80239bd0 [ 1339.499514][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.499618][ T32] r4:82ac11e4 [ 1339.499704][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.499762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1339.499789][ T32] r4:e0425dc0 [ 1339.499811][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.499865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1339.499895][ T32] r4:00000000 [ 1339.499942][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.499996][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1339.500021][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.500067][ T32] r5:00001000 r4:dffd1000 [ 1339.500128][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.500182][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.500227][ T32] r5:849a538c r4:849a5000 [ 1339.500250][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.500304][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1339.500330][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.500563][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.500594][ T32] r4:84af8400 [ 1339.500616][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.500759][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1339.500801][ T32] r4:00000001 [ 1339.500823][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.500862][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1339.500918][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.500957][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.500989][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.501048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.501101][ T32] r4:84af1fc0 [ 1339.501137][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.501165][ T32] INFO: task kworker/1:629:5107 blocked for more than 465 seconds. ** 7 printk messages dropped ** [ 1339.501495][ T32] r4:84953000 ** 1 printk messages dropped ** [ 1339.501563][ T32] r5:84953000 r4:829187f0 [ 1339.501585][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1339.502095][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.502413][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.502775][ T32] r4:00000001 [ 1339.502795][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.502831][ T32] Exception stack(0xeb675fb0 to 0xeb675ff8) [ 1339.502895][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.502934][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.502966][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.503017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.503047][ T32] r4:85550f40 [ 1339.503358][ T32] INFO: task kworker/1:629:5107 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1339.515370][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.515491][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.515586][ T32] Call trace: [ 1339.515622][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1339.515683][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1339.515712][ T32] r4:00000000 [ 1339.515784][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.515878][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1339.515926][ T32] 5d20: 810e5000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1339.515961][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1339.515989][ T32] 5d60: 800d0013 ffffffff [ 1339.516017][ T32] r5:800d0013 r4:80239bd0 [ 1339.516043][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.516109][ T32] r4:82ac11e4 [ 1339.516217][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.516295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 11 printk messages dropped ** [ 1339.516792][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1339.517038][ T32] r4:00000001 [ 1339.517059][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.517096][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1339.517133][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.517168][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.517213][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.517313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.517346][ T32] r4:84af1fc0 [ 1339.517372][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.517405][ T32] INFO: task kworker/0:361:5108 blocked for more than 465 seconds. [ 1339.517441][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.517471][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.517495][ T32] task:kworker/0:361 state:D stack:0 pid:5108 tgid:5108 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.517546][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.517685][ T32] Call trace: [ 1339.517723][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1339.517774][ T32] r10:829187f4 r9:eb671d84 r8:00000002 r7:60000113 r6:eb671d8c r5:84953c00 [ 1339.517802][ T32] r4:84953c00 [ 1339.517824][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.517892][ T32] r5:84953c00 r4:829187f0 [ 1339.517981][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1339.518132][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb671e08 ** 8 printk messages dropped ** [ 1339.518525][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1339.519021][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.519292][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 17 printk messages dropped ** [ 1339.520399][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.520445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1339.520471][ T32] r4:e0425dc0 [ 1339.520519][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.520569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1339.520596][ T32] r4:00000000 [ 1339.520616][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.520701][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1339.520731][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.520777][ T32] r5:00001000 r4:dffd1000 [ 1339.520801][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.520842][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.520904][ T32] r5:849a538c r4:849a5000 [ 1339.520938][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.520989][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1339.521013][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.521544][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.521951][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.522249][ T32] r5:84954800 r4:829187f0 [ 1339.522271][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1339.522581][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1339.523167][ T32] r7:dddced40 r6:83018000 r5:8542278c r4:8554cb00 ** 9 printk messages dropped ** [ 1339.540103][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1339.541233][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 7 printk messages dropped ** [ 1339.541516][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.541561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1339.541588][ T32] r4:e0425dc0 [ 1339.541610][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.541655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1339.541681][ T32] r4:00000000 [ 1339.541702][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.541751][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1339.541806][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.541886][ T32] r5:00001000 r4:dffd1000 [ 1339.541965][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.542083][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.542215][ T32] r5:849a538c r4:849a5000 [ 1339.542245][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.542337][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1339.542366][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.542416][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.542443][ T32] r4:84af8400 [ 1339.542464][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.542513][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1339.542541][ T32] r4:00000001 [ 1339.542562][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1339.542660][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.542934][ T32] task:kworker/1:630 state:D stack:0 pid:5111 tgid:5111 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.542983][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.543028][ T32] Call trace: [ 1339.543112][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1339.543168][ T32] r10:829187f4 r9:eb681d84 r8:00000002 r7:60000013 r6:eb681d8c r5:84955400 [ 1339.543197][ T32] r4:84955400 [ 1339.543218][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.543260][ T32] r5:84955400 r4:829187f0 [ 1339.543281][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.543322][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.551379][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb681e08 [ 1339.551485][ T32] r4:00000000 [ 1339.551514][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1339.551583][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1339.552225][ T32] r10:61c88647 r9:84955400 r8:8553f02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 21 printk messages dropped ** [ 1339.562196][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 27 printk messages dropped ** [ 1339.563321][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 22 printk messages dropped ** [ 1339.565417][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1339.565640][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.565690][ T32] r5:00001000 r4:eb381000 [ 1339.565714][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.565756][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.565800][ T32] r5:85422b8c r4:85422800 [ 1339.565823][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.565877][ T32] r7:dddced40 r6:83018000 r5:85422b8c r4:8554cc80 [ 1339.565912][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.565965][ T32] r10:61c88647 r9:84956000 r8:8554ccac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.565995][ T32] r4:8554cc80 [ 1339.566070][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.566128][ T32] r10:00000000 r9:8554cc80 r8:8027ed34 r7:eb66de60 r6:8554cd00 r5:84956000 [ 1339.566156][ T32] r4:00000001 [ 1339.566177][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.566238][ T32] Exception stack(0xeb67dfb0 to 0xeb67dff8) [ 1339.566272][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.566306][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.566358][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.566395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.566443][ T32] r4:85557680 [ 1339.566902][ T32] INFO: task kworker/0:363:5114 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1339.566985][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.567077][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.567171][ T32] Call trace: [ 1339.567204][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1339.567285][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1339.567723][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1339.568066][ T32] r5:00001000 r4:dffd1000 ** 6 printk messages dropped ** [ 1339.568326][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1339.568702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1339.569169][ T32] r5:84956c00 r4:829187f0 [ 1339.569190][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1339.569356][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.569738][ T32] r9:83018005 r8:84956c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 ** 10 printk messages dropped ** [ 1339.570377][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1339.571185][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1339.571852][ T32] r4:e0425dc0 ** 8 printk messages dropped ** [ 1339.572244][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.572601][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.572800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1339.573250][ T32] r4:848b8000 ** 1 printk messages dropped ** [ 1339.587890][ T32] r5:848b8000 r4:829187f0 ** 3 printk messages dropped ** [ 1339.588193][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.588540][ T32] r9:83018205 r8:848b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 9 printk messages dropped ** [ 1339.588947][ T32] r4:8553f080 ** 11 printk messages dropped ** [ 1339.589801][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1339.590593][ T32] r4:e0425dc0 [ 1339.590618][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.590710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1339.590769][ T32] r4:00000000 [ 1339.590792][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.590850][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1339.590899][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.590954][ T32] r5:00001000 r4:dffd1000 [ 1339.591007][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.591058][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.591103][ T32] r5:849a538c r4:849a5000 [ 1339.591124][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.591174][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1339.591197][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.591245][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.591282][ T32] r4:84af8400 [ 1339.591307][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.591365][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1339.591396][ T32] r4:00000001 [ 1339.591416][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.591462][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1339.591495][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.591528][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.591560][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.591604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.591633][ T32] r4:84af1fc0 [ 1339.591656][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.591685][ T32] INFO: task kworker/1:632:5121 blocked for more than 466 seconds. [ 1339.591719][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.591748][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.591769][ T32] task:kworker/1:632 state:D stack:0 pid:5121 tgid:5121 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.591817][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.591866][ T32] Call trace: [ 1339.591913][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1339.591975][ T32] r10:829187f4 r9:eb691d84 r8:00000002 r7:60000113 r6:eb691d8c r5:848b8c00 [ 1339.592006][ T32] r4:848b8c00 [ 1339.592036][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.592103][ T32] r5:848b8c00 r4:829187f0 [ 1339.592128][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.592170][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.592255][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb691e08 [ 1339.592288][ T32] r4:00000000 [ 1339.592310][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1339.592354][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1339.592394][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.592438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855404c0 [ 1339.592465][ T32] r4:00000000 [ 1339.592486][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.592532][ T32] r9:83018205 r8:848b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1339.592567][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.592616][ T32] r5:00001000 r4:eb3c7000 [ 1339.592653][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.592718][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.592786][ T32] r5:8551738c r4:85517000 [ 1339.592811][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.592862][ T32] r7:ddde2d40 r6:83018200 r5:8551738c r4:8553f100 [ 1339.592886][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.592934][ T32] r10:61c88647 r9:848b8c00 r8:8553f12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.592993][ T32] r4:8553f100 [ 1339.593018][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.593091][ T32] r10:00000000 r9:8553f100 r8:8027ed34 r7:eb68de60 r6:8554cf00 r5:848b8c00 [ 1339.593131][ T32] r4:00000001 [ 1339.593155][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.593215][ T32] Exception stack(0xeb691fb0 to 0xeb691ff8) [ 1339.593248][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1339.602372][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 23 printk messages dropped ** [ 1339.607674][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 19 printk messages dropped ** [ 1339.608560][ T32] r5:848b9800 r4:829187f0 ** 8 printk messages dropped ** [ 1339.608917][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.609185][ T32] r5:8551778c r4:85517400 ** 5 printk messages dropped ** [ 1339.609423][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1339.610312][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.610897][ T32] 5d60: 800d0013 ffffffff [ 1339.610940][ T32] r5:800d0013 r4:80239bd0 [ 1339.610997][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.611089][ T32] r4:82ac11e4 [ 1339.611124][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.611185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1339.611216][ T32] r4:e0425dc0 [ 1339.611249][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.611304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1339.611332][ T32] r4:00000000 [ 1339.611354][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.611406][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1339.611433][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.611479][ T32] r5:00001000 r4:dffd1000 [ 1339.611502][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.611542][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.611588][ T32] r5:849a538c r4:849a5000 [ 1339.611611][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.611660][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1339.611684][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.611735][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.611763][ T32] r4:84af8400 [ 1339.611785][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.611835][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1339.611883][ T32] r4:00000001 [ 1339.611909][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.611971][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1339.612018][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.612056][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.612091][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.612152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.612184][ T32] r4:84af1fc0 [ 1339.612209][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.612237][ T32] INFO: task kworker/1:634:5125 blocked for more than 466 seconds. [ 1339.612289][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1339.612432][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.612700][ T32] r5:848ba400 r4:829187f0 [ 1339.612725][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1339.612959][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1339.624234][ T32] r7:ddde2d40 r6:83018200 r5:85517b8c r4:8553f200 ** 8 printk messages dropped ** [ 1339.624619][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.625458][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 11 printk messages dropped ** [ 1339.625912][ T32] r4:e0425dc0 ** 8 printk messages dropped ** [ 1339.626411][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1339.627277][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.627658][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.627813][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb69de08 [ 1339.627897][ T32] r4:00000000 [ 1339.627958][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1339.628008][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1339.628048][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.628093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855409c0 [ 1339.628125][ T32] r4:00000000 [ 1339.628155][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.628207][ T32] r9:83018205 r8:848bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1339.628234][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.628294][ T32] r5:00001000 r4:dfa91000 [ 1339.628324][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.628369][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.628414][ T32] r5:8551838c r4:85518000 [ 1339.628436][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.628483][ T32] r7:ddde2d40 r6:83018200 r5:8551838c r4:8553f280 [ 1339.628509][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.628557][ T32] r10:61c88647 r9:848bb000 r8:8553f2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.628606][ T32] r4:8553f280 [ 1339.628631][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.628688][ T32] r10:00000000 r9:8553f280 r8:8027ed34 r7:eb699e60 r6:85544080 r5:848bb000 [ 1339.628722][ T32] r4:00000001 [ 1339.628765][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.628806][ T32] Exception stack(0xeb69dfb0 to 0xeb69dff8) [ 1339.628879][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.628919][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.628966][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.629003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.629031][ T32] r4:85540740 [ 1339.629295][ T32] INFO: task kworker/1:635:5127 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1339.629339][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.629399][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1339.629987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 14 printk messages dropped ** [ 1339.630723][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1339.631200][ T32] r4:84af1fc0 ** 5 printk messages dropped ** [ 1339.631525][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.631804][ T32] r5:848bbc00 r4:829187f0 ** 1 printk messages dropped ** [ 1339.631877][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.632289][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1339.632690][ T32] r4:8553f300 ** 6 printk messages dropped ** [ 1339.632909][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1339.652580][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1339.653138][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 12 printk messages dropped ** [ 1339.658938][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.659210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1339.660213][ T32] r5:848bc800 r4:829187f0 ** 2 printk messages dropped ** [ 1339.660353][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a5e08 ** 9 printk messages dropped ** [ 1339.660994][ T32] r5:00001000 r4:eabe9000 ** 6 printk messages dropped ** [ 1339.661356][ T32] r10:61c88647 r9:848bc800 r8:8553f3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1339.661683][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1339.662885][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 3 printk messages dropped ** [ 1339.663022][ T32] r5:800d0013 r4:80239bd0 [ 1339.663048][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.663093][ T32] r4:82ac11e4 [ 1339.663143][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.663196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1339.663223][ T32] r4:e0425dc0 [ 1339.663245][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.663312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1339.663387][ T32] r4:00000000 [ 1339.673284][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.673896][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1339.673960][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.674060][ T32] r5:00001000 r4:dffd1000 [ 1339.674086][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.674143][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.674193][ T32] r5:849a538c r4:849a5000 [ 1339.674234][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.674310][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1339.674359][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.674412][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.674438][ T32] r4:84af8400 [ 1339.674459][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.674530][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1339.674560][ T32] r4:00000001 [ 1339.674582][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.674624][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1339.674680][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.674721][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.674754][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.674787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.674814][ T32] r4:84af1fc0 [ 1339.674867][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.674903][ T32] INFO: task kworker/1:638:5132 blocked for more than 466 seconds. [ 1339.674938][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.674968][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.674991][ T32] task:kworker/1:638 state:D stack:0 pid:5132 tgid:5132 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.675071][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.675144][ T32] Call trace: [ 1339.675180][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1339.675255][ T32] r10:829187f4 r9:eb689d84 r8:00000002 r7:60000113 r6:eb689d8c r5:848bd400 [ 1339.675307][ T32] r4:848bd400 [ 1339.675332][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.675376][ T32] r5:848bd400 r4:829187f0 [ 1339.675398][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.675439][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.675488][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb689e08 [ 1339.675514][ T32] r4:00000000 [ 1339.675536][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1339.675575][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1339.675615][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.675658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85540d00 [ 1339.675685][ T32] r4:00000000 [ 1339.675706][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.675774][ T32] r9:83018205 r8:848bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1339.675803][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.675868][ T32] r5:00001000 r4:eaa93000 [ 1339.675895][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.675937][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.675981][ T32] r5:8551878c r4:85518400 [ 1339.676003][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.676049][ T32] r7:ddde2d40 r6:83018200 r5:8551878c r4:8553f400 [ 1339.676073][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.676121][ T32] r10:61c88647 r9:848bd400 r8:8553f42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.676147][ T32] r4:8553f400 [ 1339.676178][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.676228][ T32] r10:00000000 r9:8553f400 r8:8027ed34 r7:eb6a5e60 r6:85544200 r5:848bd400 [ 1339.676276][ T32] r4:00000001 [ 1339.676300][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.676337][ T32] Exception stack(0xeb689fb0 to 0xeb689ff8) [ 1339.676365][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.676399][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.676432][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.676518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 13 printk messages dropped ** [ 1339.677491][ T32] r5:800d0013 r4:80239bd0 ** 14 printk messages dropped ** [ 1339.678150][ T32] r5:849a538c r4:849a5000 ** 13 printk messages dropped ** [ 1339.678726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1339.679278][ T32] r5:848be000 r4:829187f0 ** 11 printk messages dropped ** [ 1339.679748][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.679813][ T32] r5:00001000 r4:eaee1000 [ 1339.679839][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.679930][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.680002][ T32] r5:8542378c r4:85423400 [ 1339.680040][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.680102][ T32] r7:dddced40 r6:83018000 r5:8542378c r4:85544280 [ 1339.680132][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.680182][ T32] r10:61c88647 r9:848be000 r8:855442ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.680208][ T32] r4:85544280 [ 1339.680228][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.680312][ T32] r10:00000000 r9:85544280 r8:8027ed34 r7:eb66de60 r6:85544300 r5:848be000 [ 1339.680343][ T32] r4:00000001 [ 1339.680364][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1339.681293][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 13 printk messages dropped ** [ 1339.681866][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 12 printk messages dropped ** [ 1339.682429][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.682650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1339.683175][ T32] r4:848bec00 ** 1 printk messages dropped ** [ 1339.683263][ T32] r5:848bec00 r4:829187f0 ** 1 printk messages dropped ** [ 1339.683389][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.695306][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1339.695743][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.695933][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1339.696742][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1339.697135][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1339.697438][ T32] r5:00001000 r4:dffd1000 ** 7 printk messages dropped ** [ 1339.697788][ T32] r4:84af8400 ** 6 printk messages dropped ** [ 1339.698052][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1339.698631][ T32] r4:854a0000 ** 5 printk messages dropped ** [ 1339.698836][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1339.699247][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1339.699682][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1339.700012][ T32] r4:85540f40 ** 3 printk messages dropped ** [ 1339.700410][ T32] Call trace: ** 7 printk messages dropped ** [ 1339.700786][ T32] 5d60: 800d0013 ffffffff ** 3 printk messages dropped ** [ 1339.700918][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.700973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1339.701003][ T32] r4:e0425dc0 [ 1339.701026][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.701091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1339.701126][ T32] r4:00000000 [ 1339.701236][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.701296][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1339.701323][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.701388][ T32] r5:00001000 r4:dffd1000 [ 1339.701420][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.701548][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.701597][ T32] r5:849a538c r4:849a5000 [ 1339.701624][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.701677][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1339.701703][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.701751][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.701841][ T32] r4:84af8400 [ 1339.701923][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.701998][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1339.702099][ T32] r4:00000001 [ 1339.702131][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.702169][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1339.702199][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.702232][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.702263][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.702298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.702335][ T32] r4:84af1fc0 [ 1339.702363][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.702392][ T32] INFO: task kworker/0:366:5141 blocked for more than 466 seconds. [ 1339.702424][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.702451][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.702472][ T32] task:kworker/0:366 state:D stack:0 pid:5141 tgid:5141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.702522][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.702565][ T32] Call trace: [ 1339.702641][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1339.702695][ T32] r10:829187f4 r9:eb6b9d84 r8:00000002 r7:60000113 r6:eb6b9d8c r5:854a0c00 [ 1339.702743][ T32] r4:854a0c00 [ 1339.702769][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.702812][ T32] r5:854a0c00 r4:829187f0 [ 1339.702834][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.702880][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.702932][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b9e08 [ 1339.702961][ T32] r4:00000000 [ 1339.702982][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1339.703047][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1339.703091][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.703137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85529000 [ 1339.703163][ T32] r4:00000000 [ 1339.703205][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.703258][ T32] r9:83018005 r8:854a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1339.703340][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.719268][ T32] r5:00001000 r4:eb051000 ** 2 printk messages dropped ** [ 1339.719472][ T32] r5:8551938c r4:85519000 ** 5 printk messages dropped ** [ 1339.719670][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1339.720566][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1339.721075][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1339.721112][ T32] 5d60: 800d0013 ffffffff [ 1339.721161][ T32] r5:800d0013 r4:80239bd0 [ 1339.721202][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.721252][ T32] r4:82ac11e4 [ 1339.721274][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.721320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1339.721367][ T32] r4:e0425dc0 [ 1339.721415][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.721465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1339.721514][ T32] r4:00000000 [ 1339.721560][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.721614][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1339.721639][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.721684][ T32] r5:00001000 r4:dffd1000 [ 1339.721729][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.721774][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.721819][ T32] r5:849a538c r4:849a5000 [ 1339.721840][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.721894][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1339.721918][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.721965][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.721992][ T32] r4:84af8400 [ 1339.722063][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.722124][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1339.722152][ T32] r4:00000001 [ 1339.722172][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.722209][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1339.722238][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.722270][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.722301][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1339.722432][ T32] INFO: task kworker/1:641:5143 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1339.722875][ T32] r5:854a1800 r4:829187f0 [ 1339.722922][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1339.723140][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1339.733925][ T32] r7:ddde2d40 r6:83018200 r5:8551978c r4:8553f580 ** 8 printk messages dropped ** [ 1339.734349][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1339.735274][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1339.735717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 11 printk messages dropped ** [ 1339.736256][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1339.736619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1339.737111][ T32] r5:854a2400 r4:829187f0 [ 1339.737134][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1339.737516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555dd00 ** 11 printk messages dropped ** [ 1339.738079][ T32] r10:61c88647 r9:854a2400 r8:8554462c r7:82804d40 r6:dddced40 r5:dddced60 ** 11 printk messages dropped ** [ 1339.738716][ T32] INFO: task kworker/0:367:5144 is blocked on a mutex likely owned by task kworker/1:102:3666. ** 11 printk messages dropped ** [ 1339.739211][ T32] r5:800d0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1339.739512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 19 printk messages dropped ** [ 1339.740257][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1339.740839][ T32] r5:854a3000 r4:829187f0 [ 1339.740902][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.740948][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.740996][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c1e08 [ 1339.741022][ T32] r4:00000000 [ 1339.741064][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1339.741154][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1339.741201][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.741246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855295c0 [ 1339.741277][ T32] r4:00000000 [ 1339.741300][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.741369][ T32] r9:83018205 r8:854a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1339.741398][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.741461][ T32] r5:00001000 r4:eb1e5000 [ 1339.741486][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.741550][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.741599][ T32] r5:85519f8c r4:85519c00 [ 1339.741622][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.741689][ T32] r7:ddde2d40 r6:83018200 r5:85519f8c r4:8553f600 [ 1339.741727][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.741780][ T32] r10:61c88647 r9:854a3000 r8:8553f62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.741808][ T32] r4:8553f600 [ 1339.741828][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.741890][ T32] r10:00000000 r9:8553f600 r8:8027ed34 r7:eb6b1e60 r6:8553f680 r5:854a3000 [ 1339.741916][ T32] r4:00000001 [ 1339.741943][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.741997][ T32] Exception stack(0xeb6c1fb0 to 0xeb6c1ff8) [ 1339.742077][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.742114][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.742145][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.742187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.742217][ T32] r4:85529380 [ 1339.742434][ T32] INFO: task kworker/1:642:5149 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1339.742483][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.742553][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.742601][ T32] Call trace: [ 1339.742649][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 1339.742987][ T32] r5:800d0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1339.743251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 9 printk messages dropped ** [ 1339.754741][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 9 printk messages dropped ** [ 1339.755183][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.755642][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.755904][ T32] r5:854a3c00 r4:829187f0 ** 3 printk messages dropped ** [ 1339.756086][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1339.756409][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1339.756861][ T32] r10:61c88647 r9:854a3c00 r8:8554472c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1339.757345][ T32] r4:8553b380 ** 5 printk messages dropped ** [ 1339.758108][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 11 printk messages dropped ** [ 1339.758799][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1339.759061][ T32] r5:00001000 r4:dffd1000 ** 6 printk messages dropped ** [ 1339.759429][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1339.759880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1339.760403][ T32] r4:854a4800 ** 1 printk messages dropped ** [ 1339.760494][ T32] r5:854a4800 r4:829187f0 ** 3 printk messages dropped ** [ 1339.760684][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1339.760779][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1339.760818][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.760877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85529840 [ 1339.760926][ T32] r4:00000000 [ 1339.760974][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.761028][ T32] r9:83018205 r8:854a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1339.761108][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.761173][ T32] r5:00001000 r4:eb43d000 [ 1339.761199][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.761241][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.761285][ T32] r5:8551a78c r4:8551a400 [ 1339.761307][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.761376][ T32] r7:ddde2d40 r6:83018200 r5:8551a78c r4:8553f700 [ 1339.761404][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.761474][ T32] r10:61c88647 r9:854a4800 r8:8553f72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.761505][ T32] r4:8553f700 [ 1339.761526][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.761575][ T32] r10:00000000 r9:8553f700 r8:8027ed34 r7:eb6c1e60 r6:85544800 r5:854a4800 [ 1339.761624][ T32] r4:00000001 [ 1339.761648][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.761686][ T32] Exception stack(0xeb6cdfb0 to 0xeb6cdff8) [ 1339.761732][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.761769][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.761812][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.761854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.761883][ T32] r4:85529580 [ 1339.762135][ T32] INFO: task kworker/1:643:5152 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1339.762173][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.762272][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.762348][ T32] Call trace: [ 1339.762421][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1339.762497][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1339.762529][ T32] r4:00000000 [ 1339.762550][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.762590][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1339.762623][ T32] 5d20: 810e5000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1339.762656][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1339.762684][ T32] 5d60: 800d0013 ffffffff [ 1339.762709][ T32] r5:800d0013 r4:80239bd0 [ 1339.762730][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1339.762870][ T32] r4:e0425dc0 ** 14 printk messages dropped ** [ 1339.783423][ T32] r4:84af8400 ** 14 printk messages dropped ** [ 1339.784646][ T32] task:kworker/1:644 state:D stack:0 pid:5153 tgid:5153 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1339.785224][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.785274][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d1e08 [ 1339.785300][ T32] r4:00000000 [ 1339.785321][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1339.785361][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1339.785402][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.785448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85529740 [ 1339.785559][ T32] r4:00000000 [ 1339.785586][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.785637][ T32] r9:83018205 r8:854a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1339.785664][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.785731][ T32] r5:00001000 r4:eb20f000 [ 1339.785759][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1339.786119][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1339.786489][ T32] r4:85529880 [ 1339.786917][ T32] INFO: task kworker/1:644:5153 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1339.786962][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.787105][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.787155][ T32] Call trace: [ 1339.787210][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1339.787266][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1339.787295][ T32] r4:00000000 [ 1339.787316][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.787356][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1339.787411][ T32] 5d20: 810e5000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1339.787450][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1339.787478][ T32] 5d60: 800d0013 ffffffff ** 2 printk messages dropped ** [ 1339.787586][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1339.787828][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.788149][ T32] r5:849a538c r4:849a5000 ** 5 printk messages dropped ** [ 1339.788391][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1339.788863][ T32] INFO: task kworker/1:645:5156 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1339.789351][ T32] r5:854a6000 r4:829187f0 [ 1339.789373][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1339.789961][ T32] r5:00001000 r4:eb45d000 ** 14 printk messages dropped ** [ 1339.790573][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1339.791543][ T32] 5d60: 800d0013 ffffffff ** 7 printk messages dropped ** [ 1339.791920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 13 printk messages dropped ** [ 1339.792453][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1339.792656][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.792690][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.792755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.792786][ T32] r4:84af1fc0 [ 1339.792811][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.792865][ T32] INFO: task kworker/1:646:5157 blocked for more than 466 seconds. [ 1339.792903][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.792931][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.792952][ T32] task:kworker/1:646 state:D stack:0 pid:5157 tgid:5157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.793000][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.793069][ T32] Call trace: [ 1339.793103][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1339.793155][ T32] r10:829187f4 r9:eb6d9d84 r8:00000002 r7:60000113 r6:eb6d9d8c r5:854a6c00 [ 1339.793182][ T32] r4:854a6c00 [ 1339.793203][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.793246][ T32] r5:854a6c00 r4:829187f0 [ 1339.793268][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.793385][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.804969][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d9e08 [ 1339.805029][ T32] r4:00000000 [ 1339.805056][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1339.805163][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1339.805296][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1339.805813][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 23 printk messages dropped ** [ 1339.807681][ T32] r4:82ac11e4 ** 13 printk messages dropped ** [ 1339.808297][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 25 printk messages dropped ** [ 1339.809611][ T32] r5:84a60000 r4:829187f0 ** 8 printk messages dropped ** [ 1339.809987][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1339.810536][ T32] r4:8553f900 ** 11 printk messages dropped ** [ 1339.811425][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1339.812110][ T32] r4:e0425dc0 ** 4 printk messages dropped ** [ 1339.812347][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 12 printk messages dropped ** [ 1339.812855][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1339.813202][ T32] r4:84af1fc0 ** 5 printk messages dropped ** [ 1339.830754][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.831107][ T32] r5:84a60c00 r4:829187f0 ** 3 printk messages dropped ** [ 1339.831316][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.831734][ T32] r9:83018205 r8:84a60c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1339.831771][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.831821][ T32] r5:00001000 r4:eb499000 [ 1339.831863][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.831910][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.831976][ T32] r5:8551bb8c r4:8551b800 [ 1339.832005][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.832079][ T32] r7:ddde2d40 r6:83018200 r5:8551bb8c r4:8553f980 [ 1339.832113][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.832184][ T32] r10:61c88647 r9:84a60c00 r8:8553f9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.832215][ T32] r4:8553f980 [ 1339.832240][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.832291][ T32] r10:00000000 r9:8553f980 r8:8027ed34 r7:eb6d9e60 r6:85544a80 r5:84a60c00 [ 1339.832321][ T32] r4:00000001 [ 1339.832365][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.832422][ T32] Exception stack(0xeb6e9fb0 to 0xeb6e9ff8) [ 1339.832479][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.832517][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.832548][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.832583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.832609][ T32] r4:85529c80 [ 1339.833022][ T32] INFO: task kworker/1:648:5162 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1339.833085][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.833157][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.833205][ T32] Call trace: [ 1339.833263][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1339.833316][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1339.837723][ T32] r4:00000000 [ 1339.837825][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.837900][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1339.837958][ T32] 5d20: 810e5000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1339.837997][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1339.838082][ T32] 5d60: 800d0013 ffffffff [ 1339.838117][ T32] r5:800d0013 r4:80239bd0 [ 1339.838142][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.838189][ T32] r4:82ac11e4 [ 1339.838212][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.838285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1339.838316][ T32] r4:e0425dc0 [ 1339.838359][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.838409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1339.838455][ T32] r4:00000000 [ 1339.838483][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.838536][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1339.838563][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.838611][ T32] r5:00001000 r4:dffd1000 [ 1339.838634][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.838676][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.838720][ T32] r5:849a538c r4:849a5000 [ 1339.838742][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.838791][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1339.838837][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.838900][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.838929][ T32] r4:84af8400 [ 1339.838951][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.839009][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1339.839060][ T32] r4:00000001 [ 1339.839085][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.839149][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1339.839184][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.839217][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.839248][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.839280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.839306][ T32] r4:84af1fc0 ** 1 printk messages dropped ** [ 1339.839362][ T32] INFO: task kworker/1:649:5164 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1339.839811][ T32] r5:84a63000 r4:829187f0 [ 1339.839836][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1339.840184][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.840421][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1339.840938][ T32] Exception stack(0xeb6f1fb0 to 0xeb6f1ff8) ** 6 printk messages dropped ** [ 1339.841622][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1339.842322][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1339.842674][ T32] r5:00001000 r4:dffd1000 ** 7 printk messages dropped ** [ 1339.843049][ T32] r4:84af8400 ** 5 printk messages dropped ** [ 1339.843297][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.854706][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.855142][ T32] r5:84a63c00 r4:829187f0 ** 3 printk messages dropped ** [ 1339.855423][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.855636][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.855911][ T32] r5:8551bf8c r4:8551bc00 ** 7 printk messages dropped ** [ 1339.856209][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.856381][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1339.857418][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1339.858057][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.858415][ T32] r5:849a538c r4:849a5000 ** 3 printk messages dropped ** [ 1339.858564][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.858593][ T32] r4:84af8400 [ 1339.858615][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.858663][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1339.858714][ T32] r4:00000001 [ 1339.858738][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.858776][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1339.858805][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.858837][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.858871][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.858903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.858929][ T32] r4:84af1fc0 [ 1339.858950][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.858976][ T32] INFO: task kworker/1:651:5167 blocked for more than 466 seconds. [ 1339.859007][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.859034][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.859055][ T32] task:kworker/1:651 state:D stack:0 pid:5167 tgid:5167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.859154][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.859197][ T32] Call trace: [ 1339.859247][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1339.859301][ T32] r10:829187f4 r9:eb6fdd84 r8:00000002 r7:60000013 r6:eb6fdd8c r5:84a62400 [ 1339.859338][ T32] r4:84a62400 [ 1339.859362][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.859571][ T32] r5:84a62400 r4:829187f0 [ 1339.859597][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.859660][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.859726][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6fde08 [ 1339.859756][ T32] r4:00000000 [ 1339.859799][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1339.859843][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1339.859925][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.860040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85537440 [ 1339.860070][ T32] r4:00000000 [ 1339.860156][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.860210][ T32] r9:83018205 r8:84a62400 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1339.860249][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.860339][ T32] r5:00001000 r4:eb4e1000 [ 1339.860377][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.860485][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.860549][ T32] r5:8551cf8c r4:8551cc00 [ 1339.860574][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.860665][ T32] r7:ddde2d40 r6:83018200 r5:8551cf8c r4:8553fb00 [ 1339.860825][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.860925][ T32] r10:61c88647 r9:84a62400 r8:8553fb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1339.861316][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.862191][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 11 printk messages dropped ** [ 1339.862600][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1339.862950][ T32] r5:00001000 r4:dffd1000 ** 6 printk messages dropped ** [ 1339.882214][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1339.882656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1339.883305][ T32] r5:84a66000 r4:829187f0 ** 1 printk messages dropped ** [ 1339.888683][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1339.889273][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1339.889482][ T32] r7:ddde2d40 r6:83018200 r5:8551c38c r4:8553fb80 [ 1339.889509][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.889582][ T32] r10:61c88647 r9:84a66000 r8:8553fbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.889615][ T32] r4:8553fb80 [ 1339.889649][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.889725][ T32] r10:00000000 r9:8553fb80 r8:8027ed34 r7:eb6fde60 r6:85544c80 r5:84a66000 [ 1339.889755][ T32] r4:00000001 [ 1339.889785][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.889834][ T32] Exception stack(0xeb705fb0 to 0xeb705ff8) [ 1339.889867][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.889975][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.890083][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.890493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.890616][ T32] r4:85529fc0 [ 1339.891581][ T32] INFO: task kworker/1:652:5169 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1339.891820][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.892062][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.892223][ T32] Call trace: [ 1339.892358][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1339.892517][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1339.892586][ T32] r4:00000000 [ 1339.892635][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.892781][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1339.892864][ T32] 5d20: 810e5000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1339.892943][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1339.904239][ T32] r4:e0425dc0 ** 4 printk messages dropped ** [ 1339.904738][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1339.904807][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.904933][ T32] r5:00001000 r4:dffd1000 [ 1339.904992][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.905082][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.905188][ T32] r5:849a538c r4:849a5000 [ 1339.905241][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.905348][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1339.905423][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.905537][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.905597][ T32] r4:84af8400 [ 1339.905665][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.905777][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1339.905888][ T32] r4:00000001 [ 1339.905948][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1339.906294][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1339.907858][ T32] r5:84a65400 r4:829187f0 [ 1339.907936][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1339.908982][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 27 printk messages dropped ** [ 1339.912277][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 20 printk messages dropped ** [ 1339.934948][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 9 printk messages dropped ** [ 1339.935902][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1339.937144][ T32] r4:84a61800 ** 1 printk messages dropped ** [ 1339.937294][ T32] r5:84a61800 r4:829187f0 [ 1339.937342][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.937435][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.937538][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb715e08 [ 1339.937617][ T32] r4:00000000 [ 1339.937705][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1339.937804][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1339.937890][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.937985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85537240 [ 1339.938069][ T32] r4:00000000 [ 1339.938122][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.938256][ T32] r9:83018205 r8:84a61800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1339.938338][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.938462][ T32] r5:00001000 r4:eb4d9000 [ 1339.938519][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.938605][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.938703][ T32] r5:8551cb8c r4:8551c800 [ 1339.938755][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.938857][ T32] r7:ddde2d40 r6:83018200 r5:8551cb8c r4:8553fc80 [ 1339.938937][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.939065][ T32] r10:61c88647 r9:84a61800 r8:8553fcac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.939129][ T32] r4:8553fc80 [ 1339.939203][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.939312][ T32] r10:00000000 r9:8553fc80 r8:8027ed34 r7:eb6fde60 r6:85544d80 r5:84a61800 [ 1339.939372][ T32] r4:00000001 [ 1339.939418][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.939497][ T32] Exception stack(0xeb715fb0 to 0xeb715ff8) [ 1339.939563][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.939644][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.939726][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.939803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.939864][ T32] r4:85537240 ** 1 printk messages dropped ** [ 1339.940760][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1339.942549][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.943186][ T32] r5:849a538c r4:849a5000 ** 7 printk messages dropped ** [ 1339.960914][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.961215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1339.961885][ T32] r4:84a66c00 ** 1 printk messages dropped ** [ 1339.962045][ T32] r5:84a66c00 r4:829187f0 ** 2 printk messages dropped ** [ 1339.962175][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb71de08 ** 9 printk messages dropped ** [ 1339.962737][ T32] r5:00001000 r4:dfaa3000 ** 6 printk messages dropped ** [ 1339.963185][ T32] r10:61c88647 r9:84a66c00 r8:8553fd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1339.969775][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 18 printk messages dropped ** [ 1339.971453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 14 printk messages dropped ** [ 1339.972073][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1339.972451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1339.973010][ T32] r4:855e0c00 ** 1 printk messages dropped ** [ 1339.973102][ T32] r5:855e0c00 r4:829187f0 ** 5 printk messages dropped ** [ 1339.984232][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1339.984286][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.984359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85537540 [ 1339.984416][ T32] r4:00000000 [ 1339.984495][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.984559][ T32] r9:83018205 r8:855e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.984587][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.984638][ T32] r5:00001000 r4:eb4f7000 [ 1339.984661][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.984729][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.984781][ T32] r5:8551d38c r4:8551d000 [ 1339.984818][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.984877][ T32] r7:ddde2d40 r6:83018200 r5:8551d38c r4:8553fd80 [ 1339.984928][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.984983][ T32] r10:61c88647 r9:855e0c00 r8:8553fdac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.985011][ T32] r4:8553fd80 [ 1339.985063][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.985123][ T32] r10:00000000 r9:8553fd80 r8:8027ed34 r7:eb71de60 r6:85544e80 r5:855e0c00 [ 1339.985151][ T32] r4:00000001 [ 1339.985201][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.985245][ T32] Exception stack(0xeb725fb0 to 0xeb725ff8) [ 1339.985337][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.985403][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.985438][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.985473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.985512][ T32] r4:85537380 [ 1339.985989][ T32] INFO: task kworker/1:656:5177 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1339.986060][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.986145][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.986231][ T32] Call trace: [ 1339.986296][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1339.986386][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1339.986446][ T32] r4:00000000 [ 1339.986479][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.986562][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 7 printk messages dropped ** [ 1339.986873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 10 printk messages dropped ** [ 1339.987451][ T32] r5:849a538c r4:849a5000 ** 14 printk messages dropped ** [ 1339.988218][ T32] r4:84af1fc0 ** 11 printk messages dropped ** [ 1339.988962][ T32] r5:855e0000 r4:829187f0 ** 2 printk messages dropped ** [ 1339.989107][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb72de08 ** 9 printk messages dropped ** [ 1339.989568][ T32] r5:00001000 r4:eb509000 ** 6 printk messages dropped ** [ 1339.989879][ T32] r10:61c88647 r9:855e0000 r8:8553fe2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1339.990396][ T32] r4:855374c0 ** 3 printk messages dropped ** [ 1339.990820][ T32] Call trace: ** 7 printk messages dropped ** [ 1339.991151][ T32] 5d60: 800d0013 ffffffff [ 1339.991216][ T32] r5:800d0013 r4:80239bd0 [ 1339.991268][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.991316][ T32] r4:82ac11e4 [ 1339.991337][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.991382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1339.991442][ T32] r4:e0425dc0 [ 1339.991469][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1339.991515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1339.991543][ T32] r4:00000000 [ 1339.991589][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1339.991642][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1339.991669][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.991713][ T32] r5:00001000 r4:dffd1000 [ 1339.991735][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1339.991801][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.991851][ T32] r5:849a538c r4:849a5000 [ 1339.991873][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.991921][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 9 printk messages dropped ** [ 1339.992360][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1339.993102][ T32] r5:854e3c00 r4:829187f0 ** 2 printk messages dropped ** [ 1339.993257][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c5e08 [ 1339.993290][ T32] r4:00000000 [ 1339.993375][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.011522][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.011631][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.011708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855374c0 [ 1340.011829][ T32] r4:00000000 [ 1340.011882][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.011947][ T32] r9:83018205 r8:854e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1340.012002][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.012063][ T32] r5:00001000 r4:eb53f000 [ 1340.012086][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.012158][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.012239][ T32] r5:8551db8c r4:8551d800 [ 1340.012266][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.012371][ T32] r7:ddde2d40 r6:83018200 r5:8551db8c r4:8553fe80 [ 1340.012426][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.012993][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 22 printk messages dropped ** [ 1340.021237][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1340.021854][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 20 printk messages dropped ** [ 1340.022860][ T32] r5:854e1800 r4:829187f0 ** 10 printk messages dropped ** [ 1340.023308][ T32] r9:83018205 r8:854e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 8 printk messages dropped ** [ 1340.035214][ T32] r10:61c88647 r9:854e1800 r8:8553ffac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.035243][ T32] r4:8553ff80 [ 1340.035266][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.035315][ T32] r10:00000000 r9:8553ff80 r8:8027ed34 r7:eb71de60 r6:8555e000 r5:854e1800 [ 1340.035343][ T32] r4:00000001 [ 1340.035392][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.035507][ T32] Exception stack(0xeb731fb0 to 0xeb731ff8) [ 1340.035545][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.035597][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.035634][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.035669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.035723][ T32] r4:85537880 [ 1340.036181][ T32] INFO: task kworker/1:659:5184 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.036227][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.036305][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.036377][ T32] Call trace: [ 1340.036509][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.036571][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.036625][ T32] r4:00000000 [ 1340.036652][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.036723][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.036813][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.036853][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.036901][ T32] 5d60: 800d0013 ffffffff [ 1340.036958][ T32] r5:800d0013 r4:80239bd0 [ 1340.037005][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.037146][ T32] r4:82ac11e4 [ 1340.037175][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.037249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 16 printk messages dropped ** [ 1340.038189][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1340.038892][ T32] INFO: task kworker/1:660:5185 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1340.039486][ T32] r5:854e0c00 r4:829187f0 [ 1340.039513][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1340.039865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555c040 ** 11 printk messages dropped ** [ 1340.040388][ T32] r10:61c88647 r9:854e0c00 r8:8555e0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1340.040904][ T32] r4:85537880 ** 5 printk messages dropped ** [ 1340.041444][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 11 printk messages dropped ** [ 1340.042152][ T32] r4:e0425dc0 ** 7 printk messages dropped ** [ 1340.042605][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1340.043123][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 10 printk messages dropped ** [ 1340.051716][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1340.052368][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1340.052914][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 24 printk messages dropped ** [ 1340.060078][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 20 printk messages dropped ** [ 1340.061106][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 7 printk messages dropped ** [ 1340.061526][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.061555][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.061601][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.061664][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.061702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.061729][ T32] r4:84af1fc0 [ 1340.061752][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.061783][ T32] INFO: task kworker/0:369:5189 blocked for more than 466 seconds. [ 1340.061820][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.061850][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.061873][ T32] task:kworker/0:369 state:D stack:0 pid:5189 tgid:5189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.061922][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.061966][ T32] Call trace: [ 1340.062070][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.062155][ T32] r10:829187f4 r9:eb745d84 r8:00000002 r7:60000113 r6:eb745d8c r5:85568c00 [ 1340.062193][ T32] r4:85568c00 [ 1340.062216][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.062287][ T32] r5:85568c00 r4:829187f0 [ 1340.062343][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.062420][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.062473][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb745e08 [ 1340.062501][ T32] r4:00000000 [ 1340.062522][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.062564][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.062633][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.062728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555d780 [ 1340.062776][ T32] r4:00000000 [ 1340.062807][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.062856][ T32] r9:83018005 r8:85568c00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1340.062881][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.062924][ T32] r5:00001000 r4:eaded000 [ 1340.062949][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.062992][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.063036][ T32] r5:84744f8c r4:84744c00 [ 1340.063070][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.063128][ T32] r7:dddced40 r6:83018000 r5:84744f8c r4:85544f80 [ 1340.063152][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.063201][ T32] r10:61c88647 r9:85568c00 r8:85544fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.063227][ T32] r4:85544f80 [ 1340.063248][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.063298][ T32] r10:00000000 r9:85544f80 r8:8027ed34 r7:eb6b5e60 r6:8555e280 r5:85568c00 [ 1340.063326][ T32] r4:00000001 [ 1340.063347][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.077126][ T32] Exception stack(0xeb745fb0 to 0xeb745ff8) ** 6 printk messages dropped ** [ 1340.077986][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.078198][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.078331][ T32] Call trace: [ 1340.078421][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.078511][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.078559][ T32] r4:00000000 [ 1340.078584][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.078629][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.078663][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.078697][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.078751][ T32] 5d60: 800d0013 ffffffff [ 1340.078781][ T32] r5:800d0013 r4:80239bd0 [ 1340.078805][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.078852][ T32] r4:82ac11e4 [ 1340.078875][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.078920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 15 printk messages dropped ** [ 1340.079638][ T32] r4:84af8400 ** 8 printk messages dropped ** [ 1340.080041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1340.080663][ T32] r5:8556b000 r4:829187f0 [ 1340.080711][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1340.081084][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1340.081487][ T32] r5:00001000 r4:eb167000 [ 1340.081509][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.081551][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.081595][ T32] r5:8551f78c r4:8551f400 [ 1340.081617][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.081665][ T32] r7:ddde2d40 r6:83018200 r5:8551f78c r4:8555e300 [ 1340.081727][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.081781][ T32] r10:61c88647 r9:8556b000 r8:8555e32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.081809][ T32] r4:8555e300 [ 1340.081857][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.081909][ T32] r10:00000000 r9:8555e300 r8:8027ed34 r7:eb6e1e60 r6:8555e380 r5:8556b000 [ 1340.081936][ T32] r4:00000001 [ 1340.082029][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.082076][ T32] Exception stack(0xeb749fb0 to 0xeb749ff8) [ 1340.082112][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.082146][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.082177][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.082268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1340.083151][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 23 printk messages dropped ** [ 1340.094569][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 9 printk messages dropped ** [ 1340.095070][ T32] INFO: task kworker/0:370:5195 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1340.095554][ T32] r5:855e1800 r4:829187f0 ** 11 printk messages dropped ** [ 1340.096068][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1340.096581][ T32] r10:61c88647 r9:855e1800 r8:8556202c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.096618][ T32] r4:85562000 [ 1340.096641][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.096763][ T32] r10:00000000 r9:85562000 r8:8027ed34 r7:eb6b5e60 r6:85562080 r5:855e1800 [ 1340.096795][ T32] r4:00000001 [ 1340.096843][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.096907][ T32] Exception stack(0xeb619fb0 to 0xeb619ff8) [ 1340.096958][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.096995][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.097026][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.097105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.097137][ T32] r4:8555d7c0 [ 1340.097562][ T32] INFO: task kworker/0:370:5195 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.097602][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.097663][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.097710][ T32] Call trace: [ 1340.097741][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.097793][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.097821][ T32] r4:00000000 [ 1340.097842][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.097883][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.097916][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.097949][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.097978][ T32] 5d60: 800d0013 ffffffff [ 1340.098037][ T32] r5:800d0013 r4:80239bd0 [ 1340.098066][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 13 printk messages dropped ** [ 1340.098925][ T32] r5:849a538c r4:849a5000 ** 11 printk messages dropped ** [ 1340.099441][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1340.099507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.099586][ T32] r4:84af1fc0 [ 1340.099620][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.099647][ T32] INFO: task kworker/1:663:5196 blocked for more than 466 seconds. [ 1340.099705][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.099789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.099842][ T32] task:kworker/1:663 state:D stack:0 pid:5196 tgid:5196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.099934][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.099995][ T32] Call trace: [ 1340.100089][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.100146][ T32] r10:829187f4 r9:eb73dd84 r8:00000002 r7:60000113 r6:eb73dd8c r5:855e3000 [ 1340.100174][ T32] r4:855e3000 [ 1340.100212][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.100260][ T32] r5:855e3000 r4:829187f0 [ 1340.100283][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.100325][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.100373][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb73de08 [ 1340.100400][ T32] r4:00000000 [ 1340.100430][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1340.100586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555c3c0 ** 12 printk messages dropped ** [ 1340.101231][ T32] r4:8555e400 ** 6 printk messages dropped ** [ 1340.101638][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1340.102635][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 17 printk messages dropped ** [ 1340.119393][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1340.119647][ T32] r4:84af8400 [ 1340.119671][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.119723][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.119750][ T32] r4:00000001 [ 1340.119771][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.119810][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.119868][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.119933][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.119982][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.120040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.120074][ T32] r4:84af1fc0 [ 1340.120122][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.120160][ T32] INFO: task kworker/1:664:5198 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1340.120545][ T32] r5:855e4800 r4:829187f0 ** 1 printk messages dropped ** [ 1340.120607][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1340.121400][ T32] r7:ddde2d40 r6:83018200 r5:8551fb8c r4:8555e480 ** 8 printk messages dropped ** [ 1340.121754][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1340.122634][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1340.123017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 3 printk messages dropped ** [ 1340.123177][ T32] r4:00000000 [ 1340.123201][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.123253][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.123279][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.131210][ T32] r5:00001000 r4:dffd1000 [ 1340.131252][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.131349][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.131403][ T32] r5:849a538c r4:849a5000 [ 1340.131430][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.131482][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.131539][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.131594][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.131639][ T32] r4:84af8400 [ 1340.131681][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.131757][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 2 printk messages dropped ** [ 1340.131920][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 7 printk messages dropped ** [ 1340.132232][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1340.132617][ T32] r4:855e5400 ** 1 printk messages dropped ** [ 1340.132753][ T32] r5:855e5400 r4:829187f0 [ 1340.132779][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.132820][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.132912][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb759e08 [ 1340.132944][ T32] r4:00000000 [ 1340.132994][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.133039][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.133082][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.133130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555c800 [ 1340.133189][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.140178][ T32] r5:8551ff8c r4:8551fc00 ** 17 printk messages dropped ** [ 1340.141405][ T32] Workqueue: events bpf_prog_free_deferred ** 23 printk messages dropped ** [ 1340.142464][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1340.143203][ T32] INFO: task kworker/1:666:5203 blocked for more than 466 seconds. ** 13 printk messages dropped ** [ 1340.149805][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1340.150161][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.150234][ T32] r5:00001000 r4:eb303000 [ 1340.150261][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.150303][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.150348][ T32] r5:8552478c r4:85524400 [ 1340.150379][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.150434][ T32] r7:ddde2d40 r6:83018200 r5:8552478c r4:8555e580 [ 1340.150458][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.150506][ T32] r10:61c88647 r9:855e6000 r8:8555e5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.150533][ T32] r4:8555e580 [ 1340.150553][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.150611][ T32] r10:00000000 r9:8555e580 r8:8027ed34 r7:eb759e60 r6:85562280 r5:855e6000 [ 1340.150651][ T32] r4:00000001 [ 1340.150697][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.150743][ T32] Exception stack(0xeb75dfb0 to 0xeb75dff8) [ 1340.150775][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.150847][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.150900][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1340.151889][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 26 printk messages dropped ** [ 1340.152963][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 16 printk messages dropped ** [ 1340.162448][ T32] r5:855e6c00 r4:829187f0 ** 7 printk messages dropped ** [ 1340.162738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85561b80 ** 25 printk messages dropped ** [ 1340.168686][ T32] Workqueue: events bpf_prog_free_deferred ** 27 printk messages dropped ** [ 1340.169962][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 29 printk messages dropped ** [ 1340.171379][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 27 printk messages dropped ** [ 1340.172941][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.173033][ T32] Call trace: [ 1340.173085][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.173178][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.173210][ T32] r4:00000000 [ 1340.173231][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.173273][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.173305][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.173338][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.183904][ T32] 5d60: 800d0013 ffffffff [ 1340.183997][ T32] r5:800d0013 r4:80239bd0 [ 1340.184027][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.184097][ T32] r4:82ac11e4 [ 1340.184120][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.184167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.184194][ T32] r4:e0425dc0 [ 1340.184236][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.184289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.184316][ T32] r4:00000000 [ 1340.184337][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.184386][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.184411][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.184459][ T32] r5:00001000 r4:dffd1000 [ 1340.184520][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.184568][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.184614][ T32] r5:849a538c r4:849a5000 [ 1340.184636][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.184685][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.184722][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.184794][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.184840][ T32] r4:84af8400 [ 1340.184895][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.184970][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 4 printk messages dropped ** [ 1340.185159][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.185191][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.185227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.185255][ T32] r4:84af1fc0 [ 1340.185280][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.185311][ T32] INFO: task kworker/0:372:5207 blocked for more than 466 seconds. [ 1340.185348][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.185409][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.185437][ T32] task:kworker/0:372 state:D stack:0 pid:5207 tgid:5207 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.185519][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.185578][ T32] Call trace: [ 1340.185614][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1340.185979][ T32] r4:00000000 ** 14 printk messages dropped ** [ 1340.186611][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 30 printk messages dropped ** [ 1340.188202][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 29 printk messages dropped ** [ 1340.189340][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.189605][ T32] r5:84a64800 r4:829187f0 [ 1340.189626][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.189665][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.189722][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb761e08 [ 1340.189773][ T32] r4:00000000 [ 1340.189797][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.189859][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.189931][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.189981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85565c40 [ 1340.190032][ T32] r4:00000000 [ 1340.190056][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.190104][ T32] r9:83018005 r8:84a64800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1340.190128][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.190171][ T32] r5:00001000 r4:eb7c9000 [ 1340.190193][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.190233][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.190277][ T32] r5:8560838c r4:85608000 [ 1340.190331][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.190382][ T32] r7:dddced40 r6:83018000 r5:8560838c r4:85562580 [ 1340.190407][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.190455][ T32] r10:61c88647 r9:84a64800 r8:855625ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.190504][ T32] r4:85562580 [ 1340.190537][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1340.190733][ T32] Exception stack(0xeb761fb0 to 0xeb761ff8) ** 19 printk messages dropped ** [ 1340.191929][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1340.192305][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1340.192645][ T32] r4:84af8400 ** 6 printk messages dropped ** [ 1340.192963][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1340.211192][ T32] r10:829187f4 r9:eb76dd84 r8:00000002 r7:60000113 r6:eb76dd8c r5:85570000 ** 2 printk messages dropped ** [ 1340.211337][ T32] r5:85570000 r4:829187f0 ** 3 printk messages dropped ** [ 1340.211497][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.211789][ T32] r9:83018205 r8:85570000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1340.212204][ T32] r4:8555e700 ** 6 printk messages dropped ** [ 1340.212476][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 32 printk messages dropped ** [ 1340.218557][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 24 printk messages dropped ** [ 1340.219554][ T32] r5:85572400 r4:829187f0 ** 3 printk messages dropped ** [ 1340.219723][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.220039][ T32] r9:83018205 r8:85572400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 1 printk messages dropped ** [ 1340.220108][ T32] r5:00001000 r4:eb36b000 [ 1340.220130][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.220191][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.220256][ T32] r5:8552538c r4:85525000 [ 1340.220297][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.220347][ T32] r7:ddde2d40 r6:83018200 r5:8552538c r4:8555e680 [ 1340.220372][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.220449][ T32] r10:61c88647 r9:85572400 r8:8555e6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.220494][ T32] r4:8555e680 [ 1340.220546][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.220626][ T32] r10:00000000 r9:8555e680 r8:8027ed34 r7:eb751e60 r6:85562700 r5:85572400 [ 1340.220658][ T32] r4:00000001 [ 1340.220696][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.220740][ T32] Exception stack(0xeb779fb0 to 0xeb779ff8) [ 1340.220770][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.220828][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.220873][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.220909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.220935][ T32] r4:8555cd80 [ 1340.221396][ T32] INFO: task kworker/1:669:5215 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.221452][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1340.221693][ T32] r4:00000000 ** 18 printk messages dropped ** [ 1340.222535][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1340.222739][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.222789][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.222815][ T32] r4:84af8400 [ 1340.222847][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.222905][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.222932][ T32] r4:00000001 [ 1340.222976][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.223039][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.223085][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.223121][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.223174][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1340.237367][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 11 printk messages dropped ** [ 1340.237981][ T32] r4:00000000 [ 1340.238043][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.238112][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.238160][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.238205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8553be80 [ 1340.238232][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.238372][ T32] r5:00001000 r4:eb3c9000 ** 15 printk messages dropped ** [ 1340.239035][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 28 printk messages dropped ** [ 1340.240646][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 27 printk messages dropped ** [ 1340.241746][ T32] r5:85573000 r4:829187f0 ** 3 printk messages dropped ** [ 1340.241892][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.242070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555cf80 ** 10 printk messages dropped ** [ 1340.242542][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1340.242961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1340.253999][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.254062][ T32] r4:00000000 [ 1340.254084][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.254127][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.254160][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.254194][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.254222][ T32] 5d60: 800d0013 ffffffff [ 1340.254282][ T32] r5:800d0013 r4:80239bd0 [ 1340.254309][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.254357][ T32] r4:82ac11e4 [ 1340.254379][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.254460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.254498][ T32] r4:e0425dc0 [ 1340.254534][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.254618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.254648][ T32] r4:00000000 [ 1340.254685][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.254739][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.254765][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.254839][ T32] r5:00001000 r4:dffd1000 [ 1340.254900][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.254947][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.254992][ T32] r5:849a538c r4:849a5000 [ 1340.255015][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.255064][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.255088][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1340.255276][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1340.255528][ T32] r4:84af1fc0 ** 5 printk messages dropped ** [ 1340.255786][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.256127][ T32] r5:85570c00 r4:829187f0 [ 1340.256150][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1340.256497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555d0c0 ** 9 printk messages dropped ** [ 1340.256890][ T32] r7:ddde2d40 r6:83018200 r5:85525b8c r4:8555e880 ** 8 printk messages dropped ** [ 1340.257214][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1340.258158][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1340.258572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 14 printk messages dropped ** [ 1340.259234][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 22 printk messages dropped ** [ 1340.260213][ T32] r5:85573c00 r4:829187f0 ** 8 printk messages dropped ** [ 1340.260588][ T32] r4:00000000 ** 14 printk messages dropped ** [ 1340.261122][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1340.261716][ T32] Call trace: ** 16 printk messages dropped ** [ 1340.262420][ T32] r4:00000000 ** 14 printk messages dropped ** [ 1340.263003][ T32] r4:00000001 ** 13 printk messages dropped ** [ 1340.281214][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.281436][ T32] r5:8556bc00 r4:829187f0 [ 1340.281484][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.281547][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.281601][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb769e08 [ 1340.281627][ T32] r4:00000000 [ 1340.281665][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.281708][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.281750][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.281795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85565040 [ 1340.281821][ T32] r4:00000000 [ 1340.281868][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.281928][ T32] r9:83018205 r8:8556bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1340.281975][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.282051][ T32] r5:00001000 r4:eb3dd000 [ 1340.282090][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.282156][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.282223][ T32] r5:8552638c r4:85526000 [ 1340.282249][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.282300][ T32] r7:ddde2d40 r6:83018200 r5:8552638c r4:8555e980 [ 1340.282324][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.282393][ T32] r10:61c88647 r9:8556bc00 r8:8555e9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.282434][ T32] r4:8555e980 [ 1340.282460][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.282510][ T32] r10:00000000 r9:8555e980 r8:8027ed34 r7:eb795e60 r6:8555ea00 r5:8556bc00 [ 1340.282536][ T32] r4:00000001 [ 1340.282557][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.282595][ T32] Exception stack(0xeb769fb0 to 0xeb769ff8) [ 1340.282647][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.282684][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.282718][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.282753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.282781][ T32] r4:85565080 [ 1340.283225][ T32] INFO: task kworker/1:674:5225 is blocked on a mutex likely owned by task kworker/1:102:3666. ** 7 printk messages dropped ** [ 1340.289008][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1340.289381][ T32] r4:e0425dc0 ** 5 printk messages dropped ** [ 1340.289621][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1340.290379][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.290717][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.290800][ T32] Call trace: [ 1340.290837][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.290897][ T32] r10:829187f4 r9:eb79dd84 r8:00000002 r7:60000113 r6:eb79dd8c r5:8556c800 [ 1340.290924][ T32] r4:8556c800 [ 1340.290969][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.291016][ T32] r5:8556c800 r4:829187f0 [ 1340.291054][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.291099][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.291175][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb79de08 [ 1340.291206][ T32] r4:00000000 [ 1340.291227][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.291289][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.291333][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.291420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85565200 [ 1340.291450][ T32] r4:00000000 [ 1340.291485][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.291537][ T32] r9:83018205 r8:8556c800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 ** 3 printk messages dropped ** [ 1340.291698][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1340.292021][ T32] r10:00000000 r9:8555ea80 r8:8027ed34 r7:eb795e60 r6:8555eb00 r5:8556c800 [ 1340.292064][ T32] r4:00000001 [ 1340.292098][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.292138][ T32] Exception stack(0xeb79dfb0 to 0xeb79dff8) [ 1340.292167][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1340.292308][ T32] r4:85565300 ** 11 printk messages dropped ** [ 1340.303912][ T32] 5d60: 800d0013 ffffffff ** 14 printk messages dropped ** [ 1340.304564][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 25 printk messages dropped ** [ 1340.305783][ T32] r4:8556d400 ** 3 printk messages dropped ** [ 1340.305996][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 22 printk messages dropped ** [ 1340.306937][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 23 printk messages dropped ** [ 1340.308348][ T32] r4:e0425dc0 ** 12 printk messages dropped ** [ 1340.308941][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.308994][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.309020][ T32] r4:84af8400 [ 1340.309044][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.309093][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.309119][ T32] r4:00000001 [ 1340.309139][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.309196][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.309229][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.309263][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.309295][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.309350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.309381][ T32] r4:84af1fc0 [ 1340.309425][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.309453][ T32] INFO: task kworker/1:677:5231 blocked for more than 466 seconds. [ 1340.309485][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.309532][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.309557][ T32] task:kworker/1:677 state:D stack:0 pid:5231 tgid:5231 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.309612][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.309660][ T32] Call trace: [ 1340.309703][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.309774][ T32] r10:829187f4 r9:eb7a5d84 r8:00000002 r7:60000113 r6:eb7a5d8c r5:8556e000 [ 1340.309805][ T32] r4:8556e000 [ 1340.309847][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.309918][ T32] r5:8556e000 r4:829187f0 [ 1340.309944][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.309985][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.310071][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a5e08 [ 1340.310105][ T32] r4:00000000 [ 1340.310146][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.310190][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.310229][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.310275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85565640 [ 1340.310301][ T32] r4:00000000 [ 1340.310323][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.310369][ T32] r9:83018205 r8:8556e000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1340.310394][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.310448][ T32] r5:00001000 r4:eb64d000 [ 1340.310477][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.310519][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.310574][ T32] r5:8552738c r4:85527000 [ 1340.310620][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.310673][ T32] r7:ddde2d40 r6:83018200 r5:8552738c r4:8555ec80 [ 1340.310712][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.310765][ T32] r10:61c88647 r9:8556e000 r8:8555ecac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1340.310940][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.311121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1340.311812][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 ** 12 printk messages dropped ** [ 1340.312334][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 9 printk messages dropped ** [ 1340.312724][ T32] r4:84af8400 ** 6 printk messages dropped ** [ 1340.312998][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1340.329788][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 23 printk messages dropped ** [ 1340.330903][ T32] Exception stack(0xeb7a9fb0 to 0xeb7a9ff8) ** 17 printk messages dropped ** [ 1340.332150][ T32] r5:800d0013 r4:80239bd0 ** 13 printk messages dropped ** [ 1340.332665][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.332852][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.332930][ T32] r4:84af8400 [ 1340.332955][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.333006][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.333032][ T32] r4:00000001 [ 1340.333053][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.333100][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.333138][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.333180][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.333215][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.333288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.343673][ T32] r4:84af1fc0 [ 1340.343760][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.343809][ T32] INFO: task kworker/1:679:5235 blocked for more than 466 seconds. [ 1340.343884][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.343921][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.343954][ T32] task:kworker/1:679 state:D stack:0 pid:5235 tgid:5235 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.344019][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.344082][ T32] Call trace: [ 1340.344128][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.344189][ T32] r10:829187f4 r9:eb7add84 r8:00000002 r7:60000013 r6:eb7add8c r5:85569800 [ 1340.344217][ T32] r4:85569800 [ 1340.344240][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.344282][ T32] r5:85569800 r4:829187f0 [ 1340.344303][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.344343][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.344413][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7ade08 [ 1340.344467][ T32] r4:00000000 [ 1340.344495][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.344559][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.344607][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.344653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855657c0 [ 1340.344690][ T32] r4:00000000 [ 1340.344736][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.344793][ T32] r9:83018205 r8:85569800 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1340.344819][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.344905][ T32] r5:00001000 r4:eb7af000 [ 1340.344933][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.344977][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.345034][ T32] r5:8552778c r4:85527400 [ 1340.345067][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.345140][ T32] r7:ddde2d40 r6:83018200 r5:8552778c r4:8555ee80 [ 1340.345191][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.345265][ T32] r10:61c88647 r9:85569800 r8:8555eeac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.345295][ T32] r4:8555ee80 [ 1340.345327][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.345381][ T32] r10:00000000 r9:8555ee80 r8:8027ed34 r7:eb7a9e60 r6:8555ef00 r5:85569800 [ 1340.345431][ T32] r4:00000001 [ 1340.345457][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.345496][ T32] Exception stack(0xeb7adfb0 to 0xeb7adff8) [ 1340.345527][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.345561][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.345615][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.345653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.345679][ T32] r4:85565700 [ 1340.346126][ T32] INFO: task kworker/1:679:5235 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.346167][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.346255][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.346304][ T32] Call trace: [ 1340.346345][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.346401][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.346430][ T32] r4:00000000 [ 1340.346454][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.346522][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.346561][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.346595][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.346624][ T32] 5d60: 800d0013 ffffffff [ 1340.346671][ T32] r5:800d0013 r4:80239bd0 [ 1340.346697][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.346742][ T32] r4:82ac11e4 [ 1340.346764][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.346809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.346835][ T32] r4:e0425dc0 [ 1340.346856][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.346918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.346949][ T32] r4:00000000 [ 1340.346969][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.347019][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.347044][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.347087][ T32] r5:00001000 r4:dffd1000 [ 1340.347110][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.347150][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.347195][ T32] r5:849a538c r4:849a5000 [ 1340.347216][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.347264][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.347288][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.347335][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.347364][ T32] r4:84af8400 [ 1340.347407][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.347459][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.347486][ T32] r4:00000001 [ 1340.347510][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.347549][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.347578][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.347632][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.347669][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.347703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.347730][ T32] r4:84af1fc0 [ 1340.347751][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.347801][ T32] INFO: task kworker/1:680:5238 blocked for more than 466 seconds. [ 1340.347836][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.347892][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.347919][ T32] task:kworker/1:680 state:D stack:0 pid:5238 tgid:5238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.347976][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.348047][ T32] Call trace: [ 1340.348106][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.348156][ T32] r10:829187f4 r9:eb7b9d84 r8:00000002 r7:60000013 r6:eb7b9d8c r5:85380000 [ 1340.348192][ T32] r4:85380000 [ 1340.348216][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.348258][ T32] r5:85380000 r4:829187f0 [ 1340.348280][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.348319][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.348378][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b9e08 [ 1340.348430][ T32] r4:00000000 [ 1340.348455][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.348498][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.348563][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.348613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85565a80 [ 1340.348640][ T32] r4:00000000 [ 1340.348661][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.348709][ T32] r9:83018205 r8:85380000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.348749][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.348806][ T32] r5:00001000 r4:eb7c3000 [ 1340.348830][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.348882][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.348927][ T32] r5:85527f8c r4:85527c00 [ 1340.348969][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.349022][ T32] r7:ddde2d40 r6:83018200 r5:85527f8c r4:8555ef80 [ 1340.349046][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.349093][ T32] r10:61c88647 r9:85380000 r8:8555efac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.349119][ T32] r4:8555ef80 [ 1340.349140][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.349203][ T32] r10:00000000 r9:8555ef80 r8:8027ed34 r7:eb7a9e60 r6:8561e000 r5:85380000 [ 1340.349235][ T32] r4:00000001 [ 1340.349258][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.349295][ T32] Exception stack(0xeb7b9fb0 to 0xeb7b9ff8) [ 1340.349323][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.349356][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.349396][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.349434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.349475][ T32] r4:855658c0 [ 1340.349730][ T32] INFO: task kworker/1:680:5238 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.349768][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.349850][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.349904][ T32] Call trace: [ 1340.349934][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.349983][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.350060][ T32] r4:00000000 [ 1340.350097][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.350142][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.350176][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.350210][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.350259][ T32] 5d60: 800d0013 ffffffff [ 1340.350289][ T32] r5:800d0013 r4:80239bd0 [ 1340.350311][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.350362][ T32] r4:82ac11e4 [ 1340.350387][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.350432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.350460][ T32] r4:e0425dc0 [ 1340.350481][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.350525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.350551][ T32] r4:00000000 [ 1340.350572][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.350619][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.350645][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.350689][ T32] r5:00001000 r4:dffd1000 [ 1340.350710][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.350750][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.350792][ T32] r5:849a538c r4:849a5000 [ 1340.350814][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.350862][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.350900][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.350953][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.350997][ T32] r4:84af8400 [ 1340.351022][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.351070][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.351117][ T32] r4:00000001 [ 1340.351163][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.351204][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.351232][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.351286][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.351345][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.351382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.351409][ T32] r4:84af1fc0 [ 1340.351451][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.351481][ T32] INFO: task kworker/1:681:5239 blocked for more than 466 seconds. [ 1340.351512][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.351539][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.351581][ T32] task:kworker/1:681 state:D stack:0 pid:5239 tgid:5239 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.351648][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.351693][ T32] Call trace: [ 1340.351750][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.351813][ T32] r10:829187f4 r9:eb771d84 r8:00000002 r7:60000013 r6:eb771d8c r5:85580000 [ 1340.351843][ T32] r4:85580000 [ 1340.351868][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.351911][ T32] r5:85580000 r4:829187f0 [ 1340.351960][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.352010][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.352060][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb771e08 [ 1340.352111][ T32] r4:00000000 [ 1340.352164][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.352208][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.352248][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.352293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dd340 [ 1340.352320][ T32] r4:00000000 [ 1340.352355][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.352408][ T32] r9:83018205 r8:85580000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1340.352462][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.352526][ T32] r5:00001000 r4:eae65000 [ 1340.352552][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.352593][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.352636][ T32] r5:8560938c r4:85609000 [ 1340.352658][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.352707][ T32] r7:ddde2d40 r6:83018200 r5:8560938c r4:8561e080 [ 1340.352731][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.352807][ T32] r10:61c88647 r9:85580000 r8:8561e0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.352849][ T32] r4:8561e080 [ 1340.352891][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.352942][ T32] r10:00000000 r9:8561e080 r8:8027ed34 r7:eb7b9e60 r6:8561e100 r5:85580000 [ 1340.352992][ T32] r4:00000001 [ 1340.353017][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.353078][ T32] Exception stack(0xeb771fb0 to 0xeb771ff8) [ 1340.353123][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.353171][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.353205][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.353238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.353280][ T32] r4:85565cc0 [ 1340.365245][ T32] INFO: task kworker/1:681:5239 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.365350][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.365469][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.365541][ T32] Call trace: [ 1340.365576][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.365665][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.365711][ T32] r4:00000000 [ 1340.365737][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.365803][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.365858][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.365913][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.365944][ T32] 5d60: 800d0013 ffffffff [ 1340.365971][ T32] r5:800d0013 r4:80239bd0 [ 1340.365994][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.366078][ T32] r4:82ac11e4 [ 1340.366125][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.366178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.366218][ T32] r4:e0425dc0 [ 1340.366245][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.366291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.366339][ T32] r4:00000000 [ 1340.366373][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.366427][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.366453][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.366499][ T32] r5:00001000 r4:dffd1000 [ 1340.366527][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.366568][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.366613][ T32] r5:849a538c r4:849a5000 [ 1340.366658][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.366712][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.366737][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.366785][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.366811][ T32] r4:84af8400 [ 1340.366832][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.366887][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.366951][ T32] r4:00000001 [ 1340.366977][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.367015][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.367043][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.367077][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.367109][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.367142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.367168][ T32] r4:84af1fc0 [ 1340.367203][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.367236][ T32] INFO: task kworker/1:682:5240 blocked for more than 466 seconds. [ 1340.367297][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.367342][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.367367][ T32] task:kworker/1:682 state:D stack:0 pid:5240 tgid:5240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.367425][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.367497][ T32] Call trace: [ 1340.367529][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.367592][ T32] r10:829187f4 r9:eb7d1d84 r8:00000002 r7:60000013 r6:eb7d1d8c r5:85575400 [ 1340.367622][ T32] r4:85575400 [ 1340.367644][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.367687][ T32] r5:85575400 r4:829187f0 [ 1340.367710][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.367751][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.367824][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d1e08 [ 1340.367876][ T32] r4:00000000 [ 1340.367905][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.367949][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.367987][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.368032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555c900 [ 1340.368059][ T32] r4:00000000 [ 1340.368080][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.368127][ T32] r9:83018205 r8:85575400 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1340.368152][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.368195][ T32] r5:00001000 r4:eb7dd000 [ 1340.368239][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.368285][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.368329][ T32] r5:8560878c r4:85608400 [ 1340.368351][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.368396][ T32] r7:ddde2d40 r6:83018200 r5:8560878c r4:8561e180 [ 1340.368419][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.368523][ T32] r10:61c88647 r9:85575400 r8:8561e1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.368556][ T32] r4:8561e180 [ 1340.368577][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.368626][ T32] r10:00000000 r9:8561e180 r8:8027ed34 r7:eb771e60 r6:85562980 r5:85575400 [ 1340.368675][ T32] r4:00000001 [ 1340.368722][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.368763][ T32] Exception stack(0xeb7d1fb0 to 0xeb7d1ff8) [ 1340.368792][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.368826][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.368859][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.368902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.368974][ T32] r4:85565cc0 [ 1340.369214][ T32] INFO: task kworker/1:682:5240 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.369260][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.369361][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.369427][ T32] Call trace: [ 1340.369546][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.369614][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.369646][ T32] r4:00000000 [ 1340.369668][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.369719][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.369756][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.369812][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.369847][ T32] 5d60: 800d0013 ffffffff [ 1340.369881][ T32] r5:800d0013 r4:80239bd0 [ 1340.369927][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.369974][ T32] r4:82ac11e4 [ 1340.370042][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.370147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.370180][ T32] r4:e0425dc0 [ 1340.370203][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.370249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.370276][ T32] r4:00000000 [ 1340.370297][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.370365][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.370396][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.370453][ T32] r5:00001000 r4:dffd1000 [ 1340.370478][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.370520][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.370564][ T32] r5:849a538c r4:849a5000 [ 1340.370585][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.370635][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.370658][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.370705][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.370731][ T32] r4:84af8400 [ 1340.370774][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.370836][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.370894][ T32] r4:00000001 [ 1340.370919][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.370957][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.370997][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.371040][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.371071][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.371107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.371144][ T32] r4:84af1fc0 [ 1340.371168][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.371194][ T32] INFO: task kworker/0:374:5243 blocked for more than 466 seconds. [ 1340.371225][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.371252][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.371274][ T32] task:kworker/0:374 state:D stack:0 pid:5243 tgid:5243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.371334][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.371377][ T32] Call trace: [ 1340.371407][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.371454][ T32] r10:829187f4 r9:eb7c1d84 r8:00000002 r7:60000113 r6:eb7c1d8c r5:85574800 [ 1340.371481][ T32] r4:85574800 [ 1340.371515][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.371561][ T32] r5:85574800 r4:829187f0 [ 1340.371584][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.371624][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.371673][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c1e08 [ 1340.371701][ T32] r4:00000000 [ 1340.371722][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.371762][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.371809][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.371858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d7d80 [ 1340.371891][ T32] r4:00000000 [ 1340.371912][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.371995][ T32] r9:83018005 r8:85574800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1340.372024][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.372068][ T32] r5:00001000 r4:ead3b000 [ 1340.372111][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.372156][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.372202][ T32] r5:855b6b8c r4:855b6800 [ 1340.372223][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.372290][ T32] r7:dddced40 r6:83018000 r5:855b6b8c r4:85562a00 [ 1340.372318][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.372369][ T32] r10:61c88647 r9:85574800 r8:85562a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.372405][ T32] r4:85562a00 [ 1340.372429][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.372485][ T32] r10:00000000 r9:85562a00 r8:8027ed34 r7:eb74de60 r6:85562a80 r5:85574800 [ 1340.372515][ T32] r4:00000001 [ 1340.372544][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.372585][ T32] Exception stack(0xeb7c1fb0 to 0xeb7c1ff8) [ 1340.372623][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.372661][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.372695][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.372730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.372756][ T32] r4:85561b40 [ 1340.373060][ T32] INFO: task kworker/0:374:5243 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.373124][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.373196][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.373246][ T32] Call trace: [ 1340.373334][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.389369][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.389420][ T32] r4:00000000 [ 1340.389477][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.389549][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.389616][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.389655][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.389683][ T32] 5d60: 800d0013 ffffffff [ 1340.389732][ T32] r5:800d0013 r4:80239bd0 [ 1340.389781][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.389834][ T32] r4:82ac11e4 [ 1340.389863][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.389917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.389944][ T32] r4:e0425dc0 [ 1340.389965][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.390094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.390133][ T32] r4:00000000 [ 1340.390156][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.390209][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.390248][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.390301][ T32] r5:00001000 r4:dffd1000 [ 1340.390337][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.390383][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.390428][ T32] r5:849a538c r4:849a5000 [ 1340.390450][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.390498][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.390522][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.390572][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.390598][ T32] r4:84af8400 [ 1340.390649][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.390717][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.390749][ T32] r4:00000001 [ 1340.390772][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.390811][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.390841][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.390885][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.390942][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.390991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.391035][ T32] r4:84af1fc0 [ 1340.391064][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.391095][ T32] INFO: task kworker/0:375:5244 blocked for more than 466 seconds. [ 1340.391130][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.391189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.391219][ T32] task:kworker/0:375 state:D stack:0 pid:5244 tgid:5244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.391282][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.391375][ T32] Call trace: [ 1340.391424][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.391477][ T32] r10:829187f4 r9:eb7d5d84 r8:00000002 r7:60000113 r6:eb7d5d8c r5:85576c00 [ 1340.391503][ T32] r4:85576c00 [ 1340.391524][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.391580][ T32] r5:85576c00 r4:829187f0 [ 1340.391617][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.391680][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.391733][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d5e08 [ 1340.391759][ T32] r4:00000000 [ 1340.391789][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.391837][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.391883][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.391928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562ee40 [ 1340.391969][ T32] r4:00000000 [ 1340.391996][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.392064][ T32] r9:83018005 r8:85576c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1340.392096][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.392142][ T32] r5:00001000 r4:eb89b000 [ 1340.392164][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.392204][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.392247][ T32] r5:855b4b8c r4:855b4800 [ 1340.392268][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.392314][ T32] r7:dddced40 r6:83018000 r5:855b4b8c r4:85562b00 [ 1340.392350][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.392402][ T32] r10:61c88647 r9:85576c00 r8:85562b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.392429][ T32] r4:85562b00 [ 1340.392449][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.392497][ T32] r10:00000000 r9:85562b00 r8:8027ed34 r7:eb7c1e60 r6:85562b80 r5:85576c00 [ 1340.392524][ T32] r4:00000001 [ 1340.392562][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.392604][ T32] Exception stack(0xeb7d5fb0 to 0xeb7d5ff8) [ 1340.392633][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.392695][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.392750][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.392786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.392831][ T32] r4:85561b40 [ 1340.393256][ T32] INFO: task kworker/0:375:5244 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.393350][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.401980][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.402165][ T32] Call trace: [ 1340.402207][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.402269][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.402329][ T32] r4:00000000 [ 1340.402355][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.402399][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.402433][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.402467][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.402526][ T32] 5d60: 800d0013 ffffffff [ 1340.402556][ T32] r5:800d0013 r4:80239bd0 [ 1340.402579][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.402625][ T32] r4:82ac11e4 [ 1340.402670][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.402739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.402769][ T32] r4:e0425dc0 [ 1340.402823][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.402879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.402933][ T32] r4:00000000 [ 1340.402958][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.403010][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.403035][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.403106][ T32] r5:00001000 r4:dffd1000 [ 1340.403133][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.403177][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.403222][ T32] r5:849a538c r4:849a5000 [ 1340.403244][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.403293][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.403316][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.407389][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.407479][ T32] r4:84af8400 [ 1340.407535][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.407609][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.407637][ T32] r4:00000001 [ 1340.407680][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.407745][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.407816][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.407860][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.407898][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.407932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.407958][ T32] r4:84af1fc0 [ 1340.407994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.408029][ T32] INFO: task kworker/1:683:5248 blocked for more than 466 seconds. [ 1340.408087][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.408120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.408144][ T32] task:kworker/1:683 state:D stack:0 pid:5248 tgid:5248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.408217][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.408267][ T32] Call trace: [ 1340.408299][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.408352][ T32] r10:829187f4 r9:eb7e1d84 r8:00000002 r7:60000113 r6:eb7e1d8c r5:85576000 [ 1340.408379][ T32] r4:85576000 [ 1340.408422][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.408470][ T32] r5:85576000 r4:829187f0 [ 1340.408495][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.408558][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.408611][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e1e08 [ 1340.408639][ T32] r4:00000000 [ 1340.408660][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.408700][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.408741][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.408807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dd040 [ 1340.408838][ T32] r4:00000000 [ 1340.408860][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.408953][ T32] r9:83018205 r8:85576000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1340.408984][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.409038][ T32] r5:00001000 r4:e05fd000 [ 1340.409064][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.409106][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.409173][ T32] r5:85608b8c r4:85608800 [ 1340.409199][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.409268][ T32] r7:ddde2d40 r6:83018200 r5:85608b8c r4:8561e200 [ 1340.409297][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.409347][ T32] r10:61c88647 r9:85576000 r8:8561e22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.409386][ T32] r4:8561e200 [ 1340.409410][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.409457][ T32] r10:00000000 r9:8561e200 r8:8027ed34 r7:eb771e60 r6:85562c00 r5:85576000 [ 1340.409501][ T32] r4:00000001 [ 1340.409562][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.409612][ T32] Exception stack(0xeb7e1fb0 to 0xeb7e1ff8) [ 1340.409665][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.409702][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.409734][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.409768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.409807][ T32] r4:855dd100 [ 1340.410272][ T32] INFO: task kworker/1:683:5248 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.410316][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.410376][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.410433][ T32] Call trace: [ 1340.410499][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.410551][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.410611][ T32] r4:00000000 [ 1340.410636][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.410707][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.410744][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.410779][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.410824][ T32] 5d60: 800d0013 ffffffff [ 1340.410853][ T32] r5:800d0013 r4:80239bd0 [ 1340.410881][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.410926][ T32] r4:82ac11e4 [ 1340.410948][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.410992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.411019][ T32] r4:e0425dc0 [ 1340.411039][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.411112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.411143][ T32] r4:00000000 [ 1340.411166][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.411214][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.411240][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.411284][ T32] r5:00001000 r4:dffd1000 [ 1340.411305][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.411346][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.411428][ T32] r5:849a538c r4:849a5000 [ 1340.411454][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.411504][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.411555][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.411635][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.411683][ T32] r4:84af8400 [ 1340.411709][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.411782][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.411823][ T32] r4:00000001 [ 1340.411847][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.411901][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.411934][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.411970][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.412002][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.412072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.412102][ T32] r4:84af1fc0 [ 1340.412124][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.412150][ T32] INFO: task kworker/1:684:5249 blocked for more than 466 seconds. [ 1340.412204][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.412236][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.412257][ T32] task:kworker/1:684 state:D stack:0 pid:5249 tgid:5249 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.412326][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.412373][ T32] Call trace: [ 1340.412404][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.412491][ T32] r10:829187f4 r9:eb7edd84 r8:00000002 r7:60000113 r6:eb7edd8c r5:84a70000 [ 1340.412522][ T32] r4:84a70000 [ 1340.412543][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.412600][ T32] r5:84a70000 r4:829187f0 [ 1340.412625][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.412668][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.412746][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7ede08 [ 1340.412777][ T32] r4:00000000 [ 1340.412811][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.412855][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.412931][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.412981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dd240 [ 1340.413048][ T32] r4:00000000 [ 1340.413073][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.413121][ T32] r9:83018205 r8:84a70000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1340.413157][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.413208][ T32] r5:00001000 r4:ea9b3000 [ 1340.413233][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.413274][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.413358][ T32] r5:85608f8c r4:85608c00 [ 1340.423870][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.423971][ T32] r7:ddde2d40 r6:83018200 r5:85608f8c r4:8561e280 [ 1340.424032][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.424103][ T32] r10:61c88647 r9:84a70000 r8:8561e2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.424136][ T32] r4:8561e280 [ 1340.424158][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.424219][ T32] r10:00000000 r9:8561e280 r8:8027ed34 r7:eb771e60 r6:85562c80 r5:84a70000 [ 1340.424262][ T32] r4:00000001 [ 1340.424287][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.424327][ T32] Exception stack(0xeb7edfb0 to 0xeb7edff8) [ 1340.424392][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.424429][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.424473][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.424510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.424547][ T32] r4:855dd100 [ 1340.424982][ T32] INFO: task kworker/1:684:5249 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.425047][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.425153][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.425229][ T32] Call trace: [ 1340.425263][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.425319][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.425378][ T32] r4:00000000 [ 1340.425404][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.425446][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.425478][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.425512][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.425539][ T32] 5d60: 800d0013 ffffffff [ 1340.425564][ T32] r5:800d0013 r4:80239bd0 [ 1340.425602][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.425652][ T32] r4:82ac11e4 [ 1340.425678][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.425745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.425779][ T32] r4:e0425dc0 [ 1340.425802][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.425848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.425911][ T32] r4:00000000 [ 1340.425937][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.426077][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.426120][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.426173][ T32] r5:00001000 r4:dffd1000 [ 1340.426195][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.426237][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.426312][ T32] r5:849a538c r4:849a5000 [ 1340.426338][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.426388][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.426443][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.426496][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.426532][ T32] r4:84af8400 [ 1340.426587][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.426639][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.426667][ T32] r4:00000001 [ 1340.426705][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.426747][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.426806][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.426843][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.426889][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.426923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.426949][ T32] r4:84af1fc0 [ 1340.426971][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.427001][ T32] INFO: task kworker/1:685:5252 blocked for more than 466 seconds. [ 1340.427037][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.427067][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.427089][ T32] task:kworker/1:685 state:D stack:0 pid:5252 tgid:5252 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.427137][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.427180][ T32] Call trace: [ 1340.427250][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.427303][ T32] r10:829187f4 r9:eb7f9d84 r8:00000002 r7:60000113 r6:eb7f9d8c r5:84a72400 [ 1340.427330][ T32] r4:84a72400 [ 1340.427355][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.427414][ T32] r5:84a72400 r4:829187f0 [ 1340.427441][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.427488][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.427553][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f9e08 [ 1340.427585][ T32] r4:00000000 [ 1340.427609][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.427650][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.427701][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.427750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dd3c0 [ 1340.427822][ T32] r4:00000000 [ 1340.427849][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.427906][ T32] r9:83018205 r8:84a72400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.427934][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.428004][ T32] r5:00001000 r4:eafbb000 [ 1340.428050][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.428106][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.428154][ T32] r5:8560978c r4:85609400 [ 1340.428177][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.428255][ T32] r7:ddde2d40 r6:83018200 r5:8560978c r4:8561e300 [ 1340.428294][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.428358][ T32] r10:61c88647 r9:84a72400 r8:8561e32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.428391][ T32] r4:8561e300 [ 1340.428413][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.428461][ T32] r10:00000000 r9:8561e300 r8:8027ed34 r7:eb771e60 r6:85562d00 r5:84a72400 [ 1340.428489][ T32] r4:00000001 [ 1340.428534][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.428576][ T32] Exception stack(0xeb7f9fb0 to 0xeb7f9ff8) [ 1340.428629][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.428667][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.428700][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.428745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.428776][ T32] r4:855dd540 [ 1340.429044][ T32] INFO: task kworker/1:685:5252 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.429084][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.429179][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.429247][ T32] Call trace: [ 1340.429280][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.429333][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.429361][ T32] r4:00000000 [ 1340.429382][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.429423][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.429457][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.429493][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.429550][ T32] 5d60: 800d0013 ffffffff [ 1340.429583][ T32] r5:800d0013 r4:80239bd0 [ 1340.429635][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.429682][ T32] r4:82ac11e4 [ 1340.429727][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.429777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.429805][ T32] r4:e0425dc0 [ 1340.429827][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.429888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.429920][ T32] r4:00000000 [ 1340.429943][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.429994][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.430078][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.430159][ T32] r5:00001000 r4:dffd1000 [ 1340.430197][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.430263][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.430311][ T32] r5:849a538c r4:849a5000 [ 1340.430334][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.430382][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.430406][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.430454][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.430482][ T32] r4:84af8400 [ 1340.430504][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.430553][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.430607][ T32] r4:00000001 [ 1340.430634][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.430672][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.430703][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.430737][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.430769][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.430804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.430831][ T32] r4:84af1fc0 [ 1340.430854][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.430906][ T32] INFO: task kworker/1:686:5254 blocked for more than 466 seconds. [ 1340.430941][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.430967][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.430990][ T32] task:kworker/1:686 state:D stack:0 pid:5254 tgid:5254 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.431038][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.431110][ T32] Call trace: [ 1340.431164][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.431218][ T32] r10:829187f4 r9:eb801d84 r8:00000002 r7:60000113 r6:eb801d8c r5:84a71800 [ 1340.431246][ T32] r4:84a71800 [ 1340.431267][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.431393][ T32] r5:84a71800 r4:829187f0 [ 1340.431420][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.431465][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.431517][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb801e08 [ 1340.431545][ T32] r4:00000000 [ 1340.431568][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.431609][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.431662][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.431712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85633000 [ 1340.431753][ T32] r4:00000000 [ 1340.431779][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.431828][ T32] r9:83018205 r8:84a71800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1340.431855][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.431906][ T32] r5:00001000 r4:eb4db000 [ 1340.431930][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.431972][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.432018][ T32] r5:8565038c r4:85650000 [ 1340.432041][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.432111][ T32] r7:ddde2d40 r6:83018200 r5:8565038c r4:8561e380 [ 1340.432140][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.432190][ T32] r10:61c88647 r9:84a71800 r8:8561e3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.432284][ T32] r4:8561e380 [ 1340.432321][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.432381][ T32] r10:00000000 r9:8561e380 r8:8027ed34 r7:eb7f9e60 r6:85562d80 r5:84a71800 [ 1340.432424][ T32] r4:00000001 [ 1340.432450][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.432488][ T32] Exception stack(0xeb801fb0 to 0xeb801ff8) [ 1340.432534][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.432596][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.432636][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.432693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.432725][ T32] r4:855dd480 [ 1340.432964][ T32] INFO: task kworker/1:686:5254 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.433011][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.433086][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.433136][ T32] Call trace: [ 1340.433169][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.433222][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.433251][ T32] r4:00000000 [ 1340.433273][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.433314][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.433405][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.453882][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.453950][ T32] 5d60: 800d0013 ffffffff [ 1340.453985][ T32] r5:800d0013 r4:80239bd0 [ 1340.454067][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.454179][ T32] r4:82ac11e4 [ 1340.454209][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.454260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.454289][ T32] r4:e0425dc0 [ 1340.454311][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.454358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.454401][ T32] r4:00000000 [ 1340.454450][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.454509][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.454537][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.454586][ T32] r5:00001000 r4:dffd1000 [ 1340.454641][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.454689][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.454766][ T32] r5:849a538c r4:849a5000 [ 1340.454794][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.454846][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.454897][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.454953][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.454981][ T32] r4:84af8400 [ 1340.455004][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.455053][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.455094][ T32] r4:00000001 [ 1340.455140][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.455187][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.455220][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.455254][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.455286][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.455320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.455347][ T32] r4:84af1fc0 [ 1340.455412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.455462][ T32] INFO: task kworker/1:687:5255 blocked for more than 466 seconds. [ 1340.455504][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.455540][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.455567][ T32] task:kworker/1:687 state:D stack:0 pid:5255 tgid:5255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.455629][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.455679][ T32] Call trace: [ 1340.455714][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.455792][ T32] r10:829187f4 r9:eb805d84 r8:00000002 r7:60000013 r6:eb805d8c r5:84a70c00 [ 1340.455825][ T32] r4:84a70c00 [ 1340.455848][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.455900][ T32] r5:84a70c00 r4:829187f0 [ 1340.455924][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.455967][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.456015][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb805e08 [ 1340.456042][ T32] r4:00000000 [ 1340.456063][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.456102][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.456141][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.456185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dd580 [ 1340.456234][ T32] r4:00000000 [ 1340.456259][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.456308][ T32] r9:83018205 r8:84a70c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1340.456343][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.456394][ T32] r5:00001000 r4:eb05b000 [ 1340.456418][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.456458][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.456501][ T32] r5:85609b8c r4:85609800 [ 1340.456527][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.456573][ T32] r7:ddde2d40 r6:83018200 r5:85609b8c r4:8561e400 [ 1340.456596][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.456643][ T32] r10:61c88647 r9:84a70c00 r8:8561e42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.456668][ T32] r4:8561e400 [ 1340.456690][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.456736][ T32] r10:00000000 r9:8561e400 r8:8027ed34 r7:eb801e60 r6:85562e00 r5:84a70c00 [ 1340.456778][ T32] r4:00000001 [ 1340.456803][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.456841][ T32] Exception stack(0xeb805fb0 to 0xeb805ff8) [ 1340.456876][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.456910][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.456940][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.456972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.456998][ T32] r4:855dd480 [ 1340.457408][ T32] INFO: task kworker/1:687:5255 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.457446][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.457504][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.457573][ T32] Call trace: [ 1340.457608][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.457661][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.457690][ T32] r4:00000000 [ 1340.457711][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.457750][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.457784][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.457840][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.457886][ T32] 5d60: 800d0013 ffffffff [ 1340.457914][ T32] r5:800d0013 r4:80239bd0 [ 1340.457935][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.457979][ T32] r4:82ac11e4 [ 1340.458057][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.458117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.458145][ T32] r4:e0425dc0 [ 1340.458167][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.458217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.458269][ T32] r4:00000000 [ 1340.458316][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.458370][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.458395][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.458440][ T32] r5:00001000 r4:dffd1000 [ 1340.458461][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.458518][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.458568][ T32] r5:849a538c r4:849a5000 [ 1340.458590][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.458638][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.458661][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.458709][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.458735][ T32] r4:84af8400 [ 1340.458778][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.458830][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.458856][ T32] r4:00000001 [ 1340.458908][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.458951][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.458981][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.459014][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.459045][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.459099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.459150][ T32] r4:84af1fc0 [ 1340.459174][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.459199][ T32] INFO: task kworker/1:688:5257 blocked for more than 466 seconds. [ 1340.459230][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.459258][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.459279][ T32] task:kworker/1:688 state:D stack:0 pid:5257 tgid:5257 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.459327][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.459391][ T32] Call trace: [ 1340.459427][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.459477][ T32] r10:829187f4 r9:eb80dd84 r8:00000002 r7:60000113 r6:eb80dd8c r5:84a73000 [ 1340.459504][ T32] r4:84a73000 [ 1340.459525][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.459567][ T32] r5:84a73000 r4:829187f0 ** 1 printk messages dropped ** [ 1340.459629][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.460047][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1340.460492][ T32] r10:00000000 r9:8561e480 r8:8027ed34 r7:eb801e60 r6:85562e80 r5:84a73000 ** 9 printk messages dropped ** [ 1340.461063][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1340.461694][ T32] r4:e0425dc0 [ 1340.461715][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.461760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.461786][ T32] r4:00000000 [ 1340.461806][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.461854][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.461885][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.461930][ T32] r5:00001000 r4:dffd1000 [ 1340.461951][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.461992][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.462084][ T32] r5:849a538c r4:849a5000 [ 1340.462107][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.462156][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.462180][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.462228][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.462255][ T32] r4:84af8400 [ 1340.462276][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.462324][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.462376][ T32] r4:00000001 [ 1340.462402][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.462440][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.462478][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.462515][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.462546][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.462579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.462607][ T32] r4:84af1fc0 [ 1340.462628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.462652][ T32] INFO: task kworker/1:689:5259 blocked for more than 466 seconds. [ 1340.462682][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.462709][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.462751][ T32] task:kworker/1:689 state:D stack:0 pid:5259 tgid:5259 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.462801][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.462843][ T32] Call trace: [ 1340.462904][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.462954][ T32] r10:829187f4 r9:eb815d84 r8:00000002 r7:60000113 r6:eb815d8c r5:84a73c00 [ 1340.462980][ T32] r4:84a73c00 [ 1340.463001][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.463043][ T32] r5:84a73c00 r4:829187f0 [ 1340.463065][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.463104][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.463152][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb815e08 ** 4 printk messages dropped ** [ 1340.463377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dd840 ** 9 printk messages dropped ** [ 1340.478026][ T32] r7:ddde2d40 r6:83018200 r5:8560a38c r4:8561e500 [ 1340.478055][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.478105][ T32] r10:61c88647 r9:84a73c00 r8:8561e52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.478166][ T32] r4:8561e500 [ 1340.478192][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.478243][ T32] r10:00000000 r9:8561e500 r8:8027ed34 r7:eb801e60 r6:85562f00 r5:84a73c00 [ 1340.478283][ T32] r4:00000001 [ 1340.478320][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.478363][ T32] Exception stack(0xeb815fb0 to 0xeb815ff8) [ 1340.478396][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.478433][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.478466][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.478499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.478525][ T32] r4:855dd600 [ 1340.478940][ T32] INFO: task kworker/1:689:5259 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.478982][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1340.479408][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 ** 8 printk messages dropped ** [ 1340.479751][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1340.480258][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.480664][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.480989][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.481201][ T32] r5:84a76000 r4:829187f0 ** 1 printk messages dropped ** [ 1340.481269][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1340.481540][ T32] r4:00000000 [ 1340.481565][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.481613][ T32] r9:83018205 r8:84a76000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1340.481639][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.481692][ T32] r5:00001000 r4:eb205000 [ 1340.481736][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.481781][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.481825][ T32] r5:8560a78c r4:8560a400 [ 1340.481846][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.481897][ T32] r7:ddde2d40 r6:83018200 r5:8560a78c r4:8561e580 [ 1340.481921][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.481968][ T32] r10:61c88647 r9:84a76000 r8:8561e5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.481994][ T32] r4:8561e580 [ 1340.482060][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.482129][ T32] r10:00000000 r9:8561e580 r8:8027ed34 r7:eb801e60 r6:85562f80 r5:84a76000 [ 1340.482158][ T32] r4:00000001 [ 1340.482179][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.482215][ T32] Exception stack(0xeb81dfb0 to 0xeb81dff8) [ 1340.482244][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.482277][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.482318][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.482354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.482380][ T32] r4:855dd780 [ 1340.482599][ T32] INFO: task kworker/1:690:5261 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.482636][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.482692][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.482739][ T32] Call trace: [ 1340.482768][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1340.482958][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 ** 8 printk messages dropped ** [ 1340.483289][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1340.492204][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 9 printk messages dropped ** [ 1340.492583][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1340.492750][ T32] r4:84af1fc0 [ 1340.492779][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.492809][ T32] INFO: task kworker/1:691:5263 blocked for more than 466 seconds. [ 1340.492844][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.492930][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.492957][ T32] task:kworker/1:691 state:D stack:0 pid:5263 tgid:5263 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.493020][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.493066][ T32] Call trace: [ 1340.493117][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.493239][ T32] r10:829187f4 r9:eb825d84 r8:00000002 r7:60000113 r6:eb825d8c r5:84a75400 [ 1340.493270][ T32] r4:84a75400 [ 1340.493294][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.497497][ T32] r5:84a75400 r4:829187f0 [ 1340.497557][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.497621][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.497672][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb825e08 [ 1340.497699][ T32] r4:00000000 [ 1340.497742][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.497787][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.497833][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.497896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ddb00 [ 1340.497927][ T32] r4:00000000 [ 1340.497949][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.498000][ T32] r9:83018205 r8:84a75400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1340.498053][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.498164][ T32] r5:00001000 r4:eb445000 [ 1340.498192][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.498235][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.498424][ T32] r5:8560ab8c r4:8560a800 [ 1340.498452][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.498503][ T32] r7:ddde2d40 r6:83018200 r5:8560ab8c r4:8561e600 [ 1340.498526][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.498583][ T32] r10:61c88647 r9:84a75400 r8:8561e62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.498613][ T32] r4:8561e600 [ 1340.498635][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.498683][ T32] r10:00000000 r9:8561e600 r8:8027ed34 r7:eb801e60 r6:8562f000 r5:84a75400 [ 1340.498713][ T32] r4:00000001 [ 1340.498736][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.498774][ T32] Exception stack(0xeb825fb0 to 0xeb825ff8) [ 1340.498805][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.498839][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.498879][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1340.498939][ T32] r4:855dda00 ** 5 printk messages dropped ** [ 1340.499742][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 11 printk messages dropped ** [ 1340.500225][ T32] r4:e0425dc0 ** 5 printk messages dropped ** [ 1340.500511][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1340.501064][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 9 printk messages dropped ** [ 1340.501475][ T32] INFO: task kworker/1:692:5265 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1340.502019][ T32] r5:85610000 r4:829187f0 [ 1340.502062][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1340.502312][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1340.502654][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1340.503097][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1340.515718][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1340.516122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 9 printk messages dropped ** [ 1340.516541][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1340.517000][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 8 printk messages dropped ** [ 1340.517384][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1340.517752][ T32] r5:85611800 r4:829187f0 ** 3 printk messages dropped ** [ 1340.517923][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.518092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ddc80 ** 11 printk messages dropped ** [ 1340.518599][ T32] r10:61c88647 r9:85611800 r8:8561e6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1340.519038][ T32] r4:855dde00 ** 5 printk messages dropped ** [ 1340.519565][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 3 printk messages dropped ** [ 1340.519715][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.519749][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.519778][ T32] 5d60: 800d0013 ffffffff [ 1340.519804][ T32] r5:800d0013 r4:80239bd0 [ 1340.519825][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.519905][ T32] r4:82ac11e4 [ 1340.519931][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.519998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.520028][ T32] r4:e0425dc0 [ 1340.520050][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.520095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.520123][ T32] r4:00000000 [ 1340.520143][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.520191][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.520240][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.520311][ T32] r5:00001000 r4:dffd1000 [ 1340.520357][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.520405][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.520451][ T32] r5:849a538c r4:849a5000 [ 1340.520473][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.520543][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.520570][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.520620][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.520646][ T32] r4:84af8400 [ 1340.520666][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.520714][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.520772][ T32] r4:00000001 [ 1340.520826][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.520888][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.520934][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.520972][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.521003][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.521065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.521095][ T32] r4:84af1fc0 [ 1340.521117][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.521141][ T32] INFO: task kworker/1:694:5269 blocked for more than 466 seconds. [ 1340.521184][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.521227][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.521251][ T32] task:kworker/1:694 state:D stack:0 pid:5269 tgid:5269 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.521298][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.521363][ T32] Call trace: [ 1340.521398][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.521460][ T32] r10:829187f4 r9:eb841d84 r8:00000002 r7:60000013 r6:eb841d8c r5:85610c00 [ 1340.521491][ T32] r4:85610c00 [ 1340.521533][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.521591][ T32] r5:85610c00 r4:829187f0 [ 1340.521616][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.521678][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.521732][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb841e08 [ 1340.521759][ T32] r4:00000000 [ 1340.521802][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.521848][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.521894][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.521940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dde80 [ 1340.521966][ T32] r4:00000000 [ 1340.521986][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.522100][ T32] r9:83018205 r8:85610c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1340.522130][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.522199][ T32] r5:00001000 r4:eb491000 [ 1340.522225][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.522269][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.522312][ T32] r5:8560b78c r4:8560b400 [ 1340.522334][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.522379][ T32] r7:ddde2d40 r6:83018200 r5:8560b78c r4:8561e780 [ 1340.522424][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.522476][ T32] r10:61c88647 r9:85610c00 r8:8561e7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.522511][ T32] r4:8561e780 [ 1340.522552][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.522602][ T32] r10:00000000 r9:8561e780 r8:8027ed34 r7:eb801e60 r6:8562f180 r5:85610c00 [ 1340.522628][ T32] r4:00000001 [ 1340.522649][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.522685][ T32] Exception stack(0xeb841fb0 to 0xeb841ff8) [ 1340.522714][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.522747][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.522777][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.522821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.522852][ T32] r4:855ddbc0 [ 1340.523068][ T32] INFO: task kworker/1:694:5269 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.523104][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.523198][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.523245][ T32] Call trace: [ 1340.523275][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.523342][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.537735][ T32] r4:00000000 [ 1340.537815][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.537891][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.537928][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.537963][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.537991][ T32] 5d60: 800d0013 ffffffff [ 1340.538065][ T32] r5:800d0013 r4:80239bd0 [ 1340.538093][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.538141][ T32] r4:82ac11e4 [ 1340.538163][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.538209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.538236][ T32] r4:e0425dc0 [ 1340.538258][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.538302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.538346][ T32] r4:00000000 [ 1340.538372][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.538425][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.538453][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.538518][ T32] r5:00001000 r4:dffd1000 [ 1340.538544][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.538586][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.538630][ T32] r5:849a538c r4:849a5000 [ 1340.538653][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.538707][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.538734][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.538806][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.538849][ T32] r4:84af8400 [ 1340.538896][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.538949][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.539005][ T32] r4:00000001 [ 1340.539031][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.539069][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.539109][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.539157][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.539204][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.539242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.539286][ T32] r4:84af1fc0 [ 1340.539313][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.539343][ T32] INFO: task kworker/1:695:5271 blocked for more than 467 seconds. [ 1340.539377][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.539407][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.539429][ T32] task:kworker/1:695 state:D stack:0 pid:5271 tgid:5271 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.539487][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.539534][ T32] Call trace: [ 1340.539590][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.539649][ T32] r10:829187f4 r9:eb845d84 r8:00000002 r7:60000113 r6:eb845d8c r5:85612400 [ 1340.539676][ T32] r4:85612400 [ 1340.539720][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.539790][ T32] r5:85612400 r4:829187f0 [ 1340.539816][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.539860][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.539925][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb845e08 [ 1340.539955][ T32] r4:00000000 [ 1340.539988][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.540045][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.540099][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.540149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85561f80 [ 1340.540194][ T32] r4:00000000 [ 1340.540218][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.540296][ T32] r9:83018205 r8:85612400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1340.540325][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.540372][ T32] r5:00001000 r4:eb4b1000 [ 1340.540394][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.540434][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.540529][ T32] r5:8560bb8c r4:8560b800 [ 1340.540554][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.540613][ T32] r7:ddde2d40 r6:83018200 r5:8560bb8c r4:8561e800 [ 1340.540639][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.540691][ T32] r10:61c88647 r9:85612400 r8:8561e82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.540717][ T32] r4:8561e800 [ 1340.540742][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.540793][ T32] r10:00000000 r9:8561e800 r8:8027ed34 r7:eb801e60 r6:8562f200 r5:85612400 [ 1340.540822][ T32] r4:00000001 [ 1340.540842][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.540889][ T32] Exception stack(0xeb845fb0 to 0xeb845ff8) [ 1340.540919][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.540988][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.541042][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.541078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.541133][ T32] r4:855ddd80 [ 1340.541536][ T32] INFO: task kworker/1:695:5271 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.541578][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.541644][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.541721][ T32] Call trace: [ 1340.541764][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.541818][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.541893][ T32] r4:00000000 [ 1340.541921][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.541964][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.541997][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.542057][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 1 printk messages dropped ** [ 1340.542111][ T32] r5:800d0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1340.542366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 3 printk messages dropped ** [ 1340.542486][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1340.542796][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 2 printk messages dropped ** [ 1340.542930][ T32] r4:84af8400 ** 2 printk messages dropped ** [ 1340.543050][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.543175][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1340.550971][ T32] INFO: task kworker/1:696:5274 blocked for more than 467 seconds. ** 3 printk messages dropped ** [ 1340.551172][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.551404][ T32] r4:85613c00 ** 1 printk messages dropped ** [ 1340.551498][ T32] r5:85613c00 r4:829187f0 [ 1340.551524][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.551579][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.551650][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb849e08 [ 1340.551680][ T32] r4:00000000 [ 1340.551701][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.551764][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.551821][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.551894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85565f00 [ 1340.551939][ T32] r4:00000000 [ 1340.551975][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.552050][ T32] r9:83018205 r8:85613c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1340.552083][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.552163][ T32] r5:00001000 r4:eb4c5000 [ 1340.552190][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.552232][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.552276][ T32] r5:8560bf8c r4:8560bc00 [ 1340.552298][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.552348][ T32] r7:ddde2d40 r6:83018200 r5:8560bf8c r4:8561e880 [ 1340.552385][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.552450][ T32] r10:61c88647 r9:85613c00 r8:8561e8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.552480][ T32] r4:8561e880 [ 1340.552515][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.552567][ T32] r10:00000000 r9:8561e880 r8:8027ed34 r7:eb801e60 r6:8562f280 r5:85613c00 [ 1340.552605][ T32] r4:00000001 [ 1340.552641][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.552686][ T32] Exception stack(0xeb849fb0 to 0xeb849ff8) [ 1340.552718][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.552751][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.552783][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.552816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.552843][ T32] r4:855ddf00 [ 1340.553228][ T32] INFO: task kworker/1:696:5274 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.553266][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.558584][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.558692][ T32] Call trace: [ 1340.558753][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.558827][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.558859][ T32] r4:00000000 [ 1340.558889][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.558932][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.558967][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.559001][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.559028][ T32] 5d60: 800d0013 ffffffff [ 1340.559054][ T32] r5:800d0013 r4:80239bd0 [ 1340.559076][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.559151][ T32] r4:82ac11e4 [ 1340.559178][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.559226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.559253][ T32] r4:e0425dc0 [ 1340.559287][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.559336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.559364][ T32] r4:00000000 [ 1340.559386][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.559461][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.559503][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.559565][ T32] r5:00001000 r4:dffd1000 [ 1340.559592][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.559655][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.559705][ T32] r5:849a538c r4:849a5000 [ 1340.559731][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.559782][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.559805][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.559872][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.559908][ T32] r4:84af8400 [ 1340.559947][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.559999][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.560026][ T32] r4:00000001 [ 1340.560059][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.560099][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.560128][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.560172][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.560208][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.560269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.560300][ T32] r4:84af1fc0 [ 1340.560354][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.560400][ T32] INFO: task kworker/1:697:5275 blocked for more than 467 seconds. [ 1340.560452][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.560495][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1340.560581][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.560774][ T32] r4:85614800 ** 1 printk messages dropped ** [ 1340.560841][ T32] r5:85614800 r4:829187f0 [ 1340.560886][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.560933][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1340.561023][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.561188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85633280 [ 1340.561215][ T32] r4:00000000 [ 1340.561249][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.561299][ T32] r9:83018205 r8:85614800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1340.561325][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.561370][ T32] r5:00001000 r4:eb52b000 [ 1340.561422][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.561467][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.561513][ T32] r5:85650b8c r4:85650800 [ 1340.561535][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.561594][ T32] r7:ddde2d40 r6:83018200 r5:85650b8c r4:8561e900 [ 1340.561620][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.561671][ T32] r10:61c88647 r9:85614800 r8:8561e92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.561699][ T32] r4:8561e900 [ 1340.561720][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.561786][ T32] r10:00000000 r9:8561e900 r8:8027ed34 r7:eb801e60 r6:8562f300 r5:85614800 [ 1340.561815][ T32] r4:00000001 [ 1340.561860][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.561907][ T32] Exception stack(0xeb84dfb0 to 0xeb84dff8) [ 1340.561936][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.561968][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.561999][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.562070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.562103][ T32] r4:855ddf00 [ 1340.562474][ T32] INFO: task kworker/1:697:5275 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.562511][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.562623][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.562691][ T32] Call trace: [ 1340.562725][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.562776][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.562808][ T32] r4:00000000 [ 1340.562843][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.562893][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.562926][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.562960][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.562988][ T32] 5d60: 800d0013 ffffffff [ 1340.563013][ T32] r5:800d0013 r4:80239bd0 [ 1340.563034][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.563077][ T32] r4:82ac11e4 [ 1340.563125][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.563193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.563223][ T32] r4:e0425dc0 [ 1340.563256][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.563318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.573873][ T32] r4:00000000 [ 1340.573944][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.574043][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.574073][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.574151][ T32] r5:00001000 r4:dffd1000 [ 1340.574178][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.574222][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.574267][ T32] r5:849a538c r4:849a5000 [ 1340.574290][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.574339][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.574364][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.574412][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.574438][ T32] r4:84af8400 [ 1340.574459][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.574507][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.574534][ T32] r4:00000001 [ 1340.574579][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.574623][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.574684][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.574723][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.574767][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.574804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.574830][ T32] r4:84af1fc0 [ 1340.574854][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.574898][ T32] INFO: task kworker/1:698:5278 blocked for more than 467 seconds. [ 1340.574935][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.574963][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.575021][ T32] task:kworker/1:698 state:D stack:0 pid:5278 tgid:5278 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.575131][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.575203][ T32] Call trace: [ 1340.575236][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.575290][ T32] r10:829187f4 r9:eb851d84 r8:00000002 r7:60000013 r6:eb851d8c r5:85615400 [ 1340.575316][ T32] r4:85615400 [ 1340.575358][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.575405][ T32] r5:85615400 r4:829187f0 [ 1340.575437][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.575482][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.575531][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb851e08 [ 1340.575557][ T32] r4:00000000 [ 1340.575578][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.575617][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.575656][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.575700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856331c0 [ 1340.575727][ T32] r4:00000000 [ 1340.575747][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.575793][ T32] r9:83018205 r8:85615400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1340.575818][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.575893][ T32] r5:00001000 r4:eb4eb000 [ 1340.575920][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.575975][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.576023][ T32] r5:8565078c r4:85650400 [ 1340.576067][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.576118][ T32] r7:ddde2d40 r6:83018200 r5:8565078c r4:8561e980 [ 1340.576141][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.576212][ T32] r10:61c88647 r9:85615400 r8:8561e9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.576243][ T32] r4:8561e980 [ 1340.576263][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.576310][ T32] r10:00000000 r9:8561e980 r8:8027ed34 r7:eb84de60 r6:8562f380 r5:85615400 [ 1340.576336][ T32] r4:00000001 [ 1340.576357][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.576394][ T32] Exception stack(0xeb851fb0 to 0xeb851ff8) [ 1340.576422][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.576455][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.576510][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.576548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.576575][ T32] r4:85633180 [ 1340.576951][ T32] INFO: task kworker/1:698:5278 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.576990][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.577052][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.577145][ T32] Call trace: [ 1340.577201][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.577254][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.577302][ T32] r4:00000000 [ 1340.577327][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.577369][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.577423][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.577461][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.577490][ T32] 5d60: 800d0013 ffffffff [ 1340.577516][ T32] r5:800d0013 r4:80239bd0 [ 1340.577538][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.577581][ T32] r4:82ac11e4 [ 1340.577602][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.577647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.577673][ T32] r4:e0425dc0 [ 1340.577718][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.577771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.577800][ T32] r4:00000000 [ 1340.577821][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.577888][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.578022][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.578090][ T32] r5:00001000 r4:dffd1000 [ 1340.578120][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.578165][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.578230][ T32] r5:849a538c r4:849a5000 [ 1340.578256][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.578306][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.578330][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.578377][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.578421][ T32] r4:84af8400 [ 1340.578446][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.578496][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 5 printk messages dropped ** [ 1340.578695][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1340.578839][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1340.579029][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.579194][ T32] r4:85616000 ** 3 printk messages dropped ** [ 1340.579318][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.579366][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb855e08 [ 1340.579402][ T32] r4:00000000 [ 1340.579427][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.579468][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1340.579578][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.579714][ T32] r5:00001000 r4:eb54b000 ** 2 printk messages dropped ** [ 1340.579820][ T32] r5:85650f8c r4:85650c00 ** 2 printk messages dropped ** [ 1340.579950][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1340.580132][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.580254][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1340.580658][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.581070][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 4 printk messages dropped ** [ 1340.581215][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1340.581417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 4 printk messages dropped ** [ 1340.581627][ T32] r5:00001000 r4:dffd1000 [ 1340.581649][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.581692][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.581747][ T32] r5:849a538c r4:849a5000 [ 1340.581773][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.581844][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.581885][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.581935][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.581961][ T32] r4:84af8400 [ 1340.581981][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.582052][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.582092][ T32] r4:00000001 [ 1340.582117][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.582156][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.582185][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.582221][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.582254][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.582289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.582316][ T32] r4:84af1fc0 [ 1340.582337][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.582361][ T32] INFO: task kworker/1:700:5282 blocked for more than 467 seconds. [ 1340.582391][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.582417][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.582475][ T32] task:kworker/1:700 state:D stack:0 pid:5282 tgid:5282 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.582526][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.582599][ T32] Call trace: [ 1340.582634][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.582696][ T32] r10:829187f4 r9:eb859d84 r8:00000002 r7:60000113 r6:eb859d8c r5:85616c00 [ 1340.582727][ T32] r4:85616c00 [ 1340.582750][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.582792][ T32] r5:85616c00 r4:829187f0 [ 1340.582814][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.582860][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.582917][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb859e08 [ 1340.582944][ T32] r4:00000000 [ 1340.582968][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.583009][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.583048][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.583093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856335c0 [ 1340.583129][ T32] r4:00000000 [ 1340.583176][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.583229][ T32] r9:83018205 r8:85616c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1340.583263][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.583311][ T32] r5:00001000 r4:eb6e3000 [ 1340.583333][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.600666][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.600756][ T32] r5:8565138c r4:85651000 [ 1340.600794][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.600852][ T32] r7:ddde2d40 r6:83018200 r5:8565138c r4:8561ea80 [ 1340.600923][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.600978][ T32] r10:61c88647 r9:85616c00 r8:8561eaac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.601006][ T32] r4:8561ea80 [ 1340.601028][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.601078][ T32] r10:00000000 r9:8561ea80 r8:8027ed34 r7:eb855e60 r6:8562f480 r5:85616c00 [ 1340.601114][ T32] r4:00000001 [ 1340.601160][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.601224][ T32] Exception stack(0xeb859fb0 to 0xeb859ff8) [ 1340.601269][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.601307][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.601338][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.601372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.601398][ T32] r4:85633400 [ 1340.601803][ T32] INFO: task kworker/1:700:5282 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.601847][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.601952][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.602020][ T32] Call trace: [ 1340.602063][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.602118][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.602173][ T32] r4:00000000 [ 1340.602211][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.602257][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.602320][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.602359][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.602387][ T32] 5d60: 800d0013 ffffffff [ 1340.602413][ T32] r5:800d0013 r4:80239bd0 [ 1340.602435][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.602480][ T32] r4:82ac11e4 [ 1340.602502][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.602571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.602619][ T32] r4:e0425dc0 [ 1340.602644][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.602691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.602728][ T32] r4:00000000 [ 1340.602753][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.602803][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.602829][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.602894][ T32] r5:00001000 r4:dffd1000 [ 1340.602922][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.602965][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.603009][ T32] r5:849a538c r4:849a5000 [ 1340.603030][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.603077][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.603101][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.603163][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.603209][ T32] r4:84af8400 [ 1340.603233][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.603282][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.603309][ T32] r4:00000001 [ 1340.603383][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.610357][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.610408][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.610443][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.610476][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.610542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.610574][ T32] r4:84af1fc0 [ 1340.610600][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.610634][ T32] INFO: task kworker/1:701:5283 blocked for more than 467 seconds. [ 1340.610671][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.610734][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.610763][ T32] task:kworker/1:701 state:D stack:0 pid:5283 tgid:5283 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.610826][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.610915][ T32] Call trace: [ 1340.610953][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.611032][ T32] r10:829187f4 r9:eb85dd84 r8:00000002 r7:60000013 r6:eb85dd8c r5:85613000 [ 1340.611063][ T32] r4:85613000 [ 1340.611106][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.611164][ T32] r5:85613000 r4:829187f0 [ 1340.611209][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.611274][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.611327][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb85de08 [ 1340.611353][ T32] r4:00000000 [ 1340.611378][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.611419][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.611462][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.611531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856336c0 [ 1340.611573][ T32] r4:00000000 [ 1340.611597][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.611648][ T32] r9:83018205 r8:85613000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1340.611674][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.611718][ T32] r5:00001000 r4:eb6ed000 [ 1340.611741][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1340.611826][ T32] r5:8565178c r4:85651400 ** 3 printk messages dropped ** [ 1340.612011][ T32] r10:61c88647 r9:85613000 r8:8561eb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1340.612139][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.612257][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.612891][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.613048][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.613228][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1340.619167][ T32] r4:e0425dc0 [ 1340.619189][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.619234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.619291][ T32] r4:00000000 [ 1340.619318][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.619382][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.619412][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.619462][ T32] r5:00001000 r4:dffd1000 [ 1340.619484][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.619525][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.619568][ T32] r5:849a538c r4:849a5000 [ 1340.619590][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.619672][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.619701][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.619750][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.619807][ T32] r4:84af8400 [ 1340.619845][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.619928][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.619962][ T32] r4:00000001 [ 1340.619985][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.620024][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.620086][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.620124][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.620177][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.620215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.620244][ T32] r4:84af1fc0 [ 1340.620270][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.620301][ T32] INFO: task kworker/1:702:5287 blocked for more than 467 seconds. [ 1340.620348][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.620381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.620404][ T32] task:kworker/1:702 state:D stack:0 pid:5287 tgid:5287 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.620459][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.620511][ T32] Call trace: [ 1340.620543][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.620595][ T32] r10:829187f4 r9:eb869d84 r8:00000002 r7:60000013 r6:eb869d8c r5:848a0000 [ 1340.620627][ T32] r4:848a0000 [ 1340.620650][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.620723][ T32] r5:848a0000 r4:829187f0 [ 1340.620761][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.620840][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.620899][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb869e08 [ 1340.620926][ T32] r4:00000000 [ 1340.620946][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.620986][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.621056][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.621127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856337c0 [ 1340.621160][ T32] r4:00000000 [ 1340.621182][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.621229][ T32] r9:83018205 r8:848a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1340.621255][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.621300][ T32] r5:00001000 r4:eb6ff000 [ 1340.621346][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.621395][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.621462][ T32] r5:85651b8c r4:85651800 [ 1340.621487][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.621535][ T32] r7:ddde2d40 r6:83018200 r5:85651b8c r4:8561eb80 [ 1340.621558][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.621605][ T32] r10:61c88647 r9:848a0000 r8:8561ebac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.621653][ T32] r4:8561eb80 [ 1340.621677][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.621725][ T32] r10:00000000 r9:8561eb80 r8:8027ed34 r7:eb85de60 r6:8562f580 r5:848a0000 [ 1340.621760][ T32] r4:00000001 [ 1340.621786][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.621836][ T32] Exception stack(0xeb869fb0 to 0xeb869ff8) [ 1340.621873][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1340.621974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1340.622557][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.622900][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 ** 6 printk messages dropped ** [ 1340.623157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 4 printk messages dropped ** [ 1340.631129][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1340.631456][ T32] r5:849a538c r4:849a5000 ** 3 printk messages dropped ** [ 1340.631601][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1340.631743][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1340.631831][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.631870][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.631929][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.631965][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.632000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.632027][ T32] r4:84af1fc0 [ 1340.632069][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.632103][ T32] INFO: task kworker/1:703:5288 blocked for more than 467 seconds. [ 1340.632139][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.632197][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.632227][ T32] task:kworker/1:703 state:D stack:0 pid:5288 tgid:5288 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.632286][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.632332][ T32] Call trace: [ 1340.632365][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.632450][ T32] r10:829187f4 r9:eb86dd84 r8:00000002 r7:60000113 r6:eb86dd8c r5:848a0c00 [ 1340.632492][ T32] r4:848a0c00 [ 1340.632517][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.632561][ T32] r5:848a0c00 r4:829187f0 [ 1340.632601][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.632646][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.632699][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb86de08 [ 1340.632757][ T32] r4:00000000 [ 1340.632812][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.632857][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.632920][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.632969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85633940 [ 1340.632997][ T32] r4:00000000 [ 1340.633027][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.633079][ T32] r9:83018205 r8:848a0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1340.633104][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.633148][ T32] r5:00001000 r4:eb709000 [ 1340.633170][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.633210][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.633254][ T32] r5:85651f8c r4:85651c00 [ 1340.633275][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.633393][ T32] r7:ddde2d40 r6:83018200 r5:85651f8c r4:8561ec00 [ 1340.639695][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.639785][ T32] r10:61c88647 r9:848a0c00 r8:8561ec2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.639814][ T32] r4:8561ec00 [ 1340.639836][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.639915][ T32] r10:00000000 r9:8561ec00 r8:8027ed34 r7:eb869e60 r6:8562f600 r5:848a0c00 [ 1340.639946][ T32] r4:00000001 [ 1340.639969][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.640030][ T32] Exception stack(0xeb86dfb0 to 0xeb86dff8) [ 1340.640066][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.640101][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.640132][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.640204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.640235][ T32] r4:85633640 [ 1340.640631][ T32] INFO: task kworker/1:703:5288 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.640672][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.640773][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.640825][ T32] Call trace: [ 1340.640870][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.640930][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.640960][ T32] r4:00000000 [ 1340.640981][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.641022][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.641054][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.641087][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.641119][ T32] 5d60: 800d0013 ffffffff [ 1340.641147][ T32] r5:800d0013 r4:80239bd0 [ 1340.641169][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 9 printk messages dropped ** [ 1340.641631][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1340.642130][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 5 printk messages dropped ** [ 1340.642325][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.642358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.642387][ T32] r4:84af1fc0 [ 1340.642411][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.642456][ T32] INFO: task kworker/1:704:5291 blocked for more than 467 seconds. [ 1340.642496][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.642524][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.642546][ T32] task:kworker/1:704 state:D stack:0 pid:5291 tgid:5291 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.642628][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.642696][ T32] Call trace: [ 1340.642743][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.642794][ T32] r10:829187f4 r9:eb879d84 r8:00000002 r7:60000113 r6:eb879d8c r5:848a3000 [ 1340.642843][ T32] r4:848a3000 [ 1340.642895][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.642942][ T32] r5:848a3000 r4:829187f0 [ 1340.642964][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.643005][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.643052][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb879e08 [ 1340.643108][ T32] r4:00000000 [ 1340.643136][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.643177][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.643247][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.643297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85633a40 [ 1340.643323][ T32] r4:00000000 [ 1340.643344][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.649520][ T32] r9:83018205 r8:848a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1340.649580][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.649679][ T32] r5:00001000 r4:eb717000 [ 1340.649775][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.649847][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.649927][ T32] r5:8565238c r4:85652000 [ 1340.649955][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.650032][ T32] r7:ddde2d40 r6:83018200 r5:8565238c r4:8561ec80 [ 1340.650069][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.650137][ T32] r10:61c88647 r9:848a3000 r8:8561ecac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.650178][ T32] r4:8561ec80 [ 1340.650203][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.650318][ T32] r10:00000000 r9:8561ec80 r8:8027ed34 r7:eb86de60 r6:8562f680 r5:848a3000 [ 1340.650364][ T32] r4:00000001 [ 1340.650389][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.650429][ T32] Exception stack(0xeb879fb0 to 0xeb879ff8) [ 1340.650461][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.650512][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.650550][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.650585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.650612][ T32] r4:85633880 [ 1340.651081][ T32] INFO: task kworker/1:704:5291 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.651136][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.651211][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.651298][ T32] Call trace: [ 1340.651365][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.651421][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.651475][ T32] r4:00000000 [ 1340.651503][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.651544][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 1 printk messages dropped ** [ 1340.651636][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.651668][ T32] 5d60: 800d0013 ffffffff [ 1340.651695][ T32] r5:800d0013 r4:80239bd0 [ 1340.651717][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.651761][ T32] r4:82ac11e4 [ 1340.651848][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.651903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.651930][ T32] r4:e0425dc0 [ 1340.651951][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.652015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.652067][ T32] r4:00000000 [ 1340.652105][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.652157][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.652184][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.652228][ T32] r5:00001000 r4:dffd1000 [ 1340.652266][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.652311][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.652355][ T32] r5:849a538c r4:849a5000 [ 1340.652376][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.652424][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.652447][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.652496][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.652522][ T32] r4:84af8400 [ 1340.652543][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.652590][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.652626][ T32] r4:00000001 [ 1340.652653][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.652691][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.652720][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.652755][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.652786][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.652819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.652869][ T32] r4:84af1fc0 [ 1340.652897][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.652930][ T32] INFO: task kworker/1:705:5292 blocked for more than 467 seconds. [ 1340.652966][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.652994][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.653015][ T32] task:kworker/1:705 state:D stack:0 pid:5292 tgid:5292 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.653063][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.653134][ T32] Call trace: [ 1340.653247][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.653299][ T32] r10:829187f4 r9:eb87dd84 r8:00000002 r7:60000113 r6:eb87dd8c r5:848a3c00 [ 1340.653374][ T32] r4:848a3c00 [ 1340.661719][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.661806][ T32] r5:848a3c00 r4:829187f0 [ 1340.661831][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.661881][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.661955][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb87de08 [ 1340.661991][ T32] r4:00000000 [ 1340.662061][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.662118][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.662167][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.662216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85633c00 [ 1340.662244][ T32] r4:00000000 [ 1340.662287][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.662342][ T32] r9:83018205 r8:848a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1340.662391][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.662443][ T32] r5:00001000 r4:eb721000 [ 1340.662477][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.662537][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.662586][ T32] r5:8565278c r4:85652400 [ 1340.662699][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.662753][ T32] r7:ddde2d40 r6:83018200 r5:8565278c r4:8561ed00 [ 1340.662778][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.662825][ T32] r10:61c88647 r9:848a3c00 r8:8561ed2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.662855][ T32] r4:8561ed00 [ 1340.662909][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.662964][ T32] r10:00000000 r9:8561ed00 r8:8027ed34 r7:eb879e60 r6:8562f700 r5:848a3c00 [ 1340.663000][ T32] r4:00000001 [ 1340.663025][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.663085][ T32] Exception stack(0xeb87dfb0 to 0xeb87dff8) [ 1340.663121][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.663155][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.663208][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1340.668544][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1340.669136][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1340.669343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 11 printk messages dropped ** [ 1340.669957][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1340.670493][ T32] INFO: task kworker/1:706:5295 blocked for more than 467 seconds. ** 3 printk messages dropped ** [ 1340.670735][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.671072][ T32] r5:848a2400 r4:829187f0 ** 1 printk messages dropped ** [ 1340.671170][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1340.671247][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.671408][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1340.671655][ T32] r5:00001000 r4:eb883000 ** 2 printk messages dropped ** [ 1340.671770][ T32] r5:85652b8c r4:85652800 ** 2 printk messages dropped ** [ 1340.671898][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.671958][ T32] r10:61c88647 r9:848a2400 r8:8561edac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.671988][ T32] r4:8561ed80 [ 1340.672009][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.672055][ T32] r10:00000000 r9:8561ed80 r8:8027ed34 r7:eb87de60 r6:8562f780 r5:848a2400 [ 1340.672081][ T32] r4:00000001 [ 1340.672102][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.672138][ T32] Exception stack(0xeb891fb0 to 0xeb891ff8) [ 1340.672166][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.672200][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.672245][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.672283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.672327][ T32] r4:85633d00 [ 1340.672612][ T32] INFO: task kworker/1:706:5295 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.672652][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.672753][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.672805][ T32] Call trace: [ 1340.672847][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.672909][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.672965][ T32] r4:00000000 [ 1340.673005][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.673075][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.673114][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.673173][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.673225][ T32] 5d60: 800d0013 ffffffff [ 1340.673255][ T32] r5:800d0013 r4:80239bd0 [ 1340.673293][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.683905][ T32] r4:82ac11e4 [ 1340.683984][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.684057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.684086][ T32] r4:e0425dc0 [ 1340.684108][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.684155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.684182][ T32] r4:00000000 [ 1340.684204][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.684254][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.684280][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.684329][ T32] r5:00001000 r4:dffd1000 [ 1340.684352][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.684426][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.684477][ T32] r5:849a538c r4:849a5000 [ 1340.684500][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.684572][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.684601][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.684650][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.684676][ T32] r4:84af8400 [ 1340.684698][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.684746][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.684799][ T32] r4:00000001 [ 1340.684838][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.684904][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.684940][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.684984][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.685022][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.685072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.685104][ T32] r4:84af1fc0 [ 1340.685148][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.685193][ T32] INFO: task kworker/1:707:5296 blocked for more than 467 seconds. [ 1340.685229][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.685258][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.685312][ T32] task:kworker/1:707 state:D stack:0 pid:5296 tgid:5296 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1340.685791][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1340.685896][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.686140][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.686295][ T32] r5:00001000 r4:eb8a1000 [ 1340.686319][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.686360][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.686417][ T32] r5:8565338c r4:85653000 [ 1340.686454][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.686530][ T32] r7:ddde2d40 r6:83018200 r5:8565338c r4:8561ee00 [ 1340.686560][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.686609][ T32] r10:61c88647 r9:848a1800 r8:8561ee2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.686635][ T32] r4:8561ee00 [ 1340.686655][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.686720][ T32] r10:00000000 r9:8561ee00 r8:8027ed34 r7:eb891e60 r6:8562f800 r5:848a1800 [ 1340.686750][ T32] r4:00000001 [ 1340.686772][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.686822][ T32] Exception stack(0xeb895fb0 to 0xeb895ff8) [ 1340.686871][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.686921][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.686967][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.687003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.687030][ T32] r4:85633e00 [ 1340.687420][ T32] INFO: task kworker/1:707:5296 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.687480][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.687582][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.687682][ T32] Call trace: [ 1340.687737][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.687816][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.687884][ T32] r4:00000000 [ 1340.687910][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.687953][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.687986][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.688048][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.688080][ T32] 5d60: 800d0013 ffffffff [ 1340.688124][ T32] r5:800d0013 r4:80239bd0 [ 1340.688149][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.688205][ T32] r4:82ac11e4 [ 1340.688229][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.688286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.688326][ T32] r4:e0425dc0 [ 1340.688351][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.688400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.688464][ T32] r4:00000000 [ 1340.688488][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.688570][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.688601][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.688672][ T32] r5:00001000 r4:dffd1000 [ 1340.688709][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.688768][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.688830][ T32] r5:849a538c r4:849a5000 [ 1340.688872][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.688928][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.688952][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.689016][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1340.689246][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 2 printk messages dropped ** [ 1340.689359][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1340.689574][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.689604][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.689625][ T32] task:kworker/1:708 state:D stack:0 pid:5297 tgid:5297 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.689688][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.689752][ T32] Call trace: [ 1340.689814][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.689885][ T32] r10:829187f4 r9:eb83dd84 r8:00000002 r7:60000013 r6:eb83dd8c r5:85582400 [ 1340.689916][ T32] r4:85582400 [ 1340.689940][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.689984][ T32] r5:85582400 r4:829187f0 [ 1340.690025][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.690096][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.690159][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb83de08 [ 1340.690204][ T32] r4:00000000 [ 1340.690242][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.690285][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.690324][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.690368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85633d80 [ 1340.690394][ T32] r4:00000000 [ 1340.690416][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.690464][ T32] r9:83018205 r8:85582400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1340.690508][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.690555][ T32] r5:00001000 r4:eb889000 [ 1340.690595][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.690652][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.690700][ T32] r5:85652f8c r4:85652c00 [ 1340.690722][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.690798][ T32] r7:ddde2d40 r6:83018200 r5:85652f8c r4:8561ee80 [ 1340.690840][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.690913][ T32] r10:61c88647 r9:85582400 r8:8561eeac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.690945][ T32] r4:8561ee80 [ 1340.690980][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.691030][ T32] r10:00000000 r9:8561ee80 r8:8027ed34 r7:eb895e60 r6:8561ef00 r5:85582400 [ 1340.691056][ T32] r4:00000001 [ 1340.691079][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.691116][ T32] Exception stack(0xeb83dfb0 to 0xeb83dff8) [ 1340.691165][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.691201][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.691250][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.691288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.691314][ T32] r4:85633f40 [ 1340.691559][ T32] INFO: task kworker/1:708:5297 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.691608][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.692034][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 4 printk messages dropped ** [ 1340.692253][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1340.692534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 6 printk messages dropped ** [ 1340.692910][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.693174][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1340.711773][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 2 printk messages dropped ** [ 1340.711915][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1340.711996][ T32] r4:84af1fc0 [ 1340.712043][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.712078][ T32] INFO: task kworker/1:709:5300 blocked for more than 467 seconds. [ 1340.712143][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.712179][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.712224][ T32] task:kworker/1:709 state:D stack:0 pid:5300 tgid:5300 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.712287][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.712380][ T32] Call trace: [ 1340.712448][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.712518][ T32] r10:829187f4 r9:eb8a5d84 r8:00000002 r7:60000113 r6:eb8a5d8c r5:85584800 [ 1340.712547][ T32] r4:85584800 [ 1340.712569][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.712612][ T32] r5:85584800 r4:829187f0 [ 1340.712634][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.712675][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.712723][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a5e08 [ 1340.712764][ T32] r4:00000000 [ 1340.712807][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.712851][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.712900][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.712946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563f140 [ 1340.712988][ T32] r4:00000000 [ 1340.713027][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.713116][ T32] r9:83018205 r8:85584800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1340.713156][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.713216][ T32] r5:00001000 r4:eb8ab000 [ 1340.713254][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.713337][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.718082][ T32] r5:8565378c r4:85653400 [ 1340.718130][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.718200][ T32] r7:ddde2d40 r6:83018200 r5:8565378c r4:8561ef80 [ 1340.718247][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.718303][ T32] r10:61c88647 r9:85584800 r8:8561efac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.718395][ T32] r4:8561ef80 [ 1340.718426][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.718506][ T32] r10:00000000 r9:8561ef80 r8:8027ed34 r7:eb895e60 r6:85641000 r5:85584800 [ 1340.718547][ T32] r4:00000001 [ 1340.718602][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.718647][ T32] Exception stack(0xeb8a5fb0 to 0xeb8a5ff8) [ 1340.718691][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.718757][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.718813][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.718849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.718885][ T32] r4:85633fc0 [ 1340.719302][ T32] INFO: task kworker/1:709:5300 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.719345][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.719453][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.719543][ T32] Call trace: [ 1340.719577][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.719661][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.719704][ T32] r4:00000000 [ 1340.719729][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.719790][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.719826][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.719881][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.719913][ T32] 5d60: 800d0013 ffffffff [ 1340.719939][ T32] r5:800d0013 r4:80239bd0 [ 1340.719962][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.720007][ T32] r4:82ac11e4 [ 1340.720065][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.720133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.720178][ T32] r4:e0425dc0 [ 1340.720236][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.720287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.720316][ T32] r4:00000000 [ 1340.720337][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.720389][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.720417][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.720480][ T32] r5:00001000 r4:dffd1000 [ 1340.720519][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.720582][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.720630][ T32] r5:849a538c r4:849a5000 [ 1340.720679][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.720732][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.720770][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.720825][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.720852][ T32] r4:84af8400 [ 1340.720900][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.720953][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.720994][ T32] r4:00000001 [ 1340.721035][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.721089][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.721134][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.721187][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.721223][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.721269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.721313][ T32] r4:84af1fc0 [ 1340.721351][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.721385][ T32] INFO: task kworker/0:376:5302 blocked for more than 467 seconds. [ 1340.721420][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.721461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.721500][ T32] task:kworker/0:376 state:D stack:0 pid:5302 tgid:5302 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.721586][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.721649][ T32] Call trace: [ 1340.721682][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.721731][ T32] r10:829187f4 r9:eb88dd84 r8:00000002 r7:60000113 r6:eb88dd8c r5:85583000 [ 1340.721758][ T32] r4:85583000 [ 1340.721809][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.721857][ T32] r5:85583000 r4:829187f0 [ 1340.721887][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.721960][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.722043][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb88de08 [ 1340.722073][ T32] r4:00000000 [ 1340.722095][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.722157][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.722200][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.722264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856469c0 [ 1340.722313][ T32] r4:00000000 [ 1340.722369][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.722437][ T32] r9:83018005 r8:85583000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1340.722480][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.722547][ T32] r5:00001000 r4:eb61b000 [ 1340.722584][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.722629][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.722673][ T32] r5:855b538c r4:855b5000 [ 1340.722697][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.722758][ T32] r7:dddced40 r6:83018000 r5:855b538c r4:8562f880 [ 1340.722808][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.722889][ T32] r10:61c88647 r9:85583000 r8:8562f8ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.722931][ T32] r4:8562f880 [ 1340.722969][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.723038][ T32] r10:00000000 r9:8562f880 r8:8027ed34 r7:eb7c1e60 r6:85641080 r5:85583000 [ 1340.723070][ T32] r4:00000001 [ 1340.723091][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.723130][ T32] Exception stack(0xeb88dfb0 to 0xeb88dff8) [ 1340.723159][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.723191][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.723222][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.723272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.723313][ T32] r4:8562ef00 [ 1340.734041][ T32] INFO: task kworker/0:376:5302 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.734152][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.734231][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.734332][ T32] Call trace: [ 1340.734367][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.734425][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.734482][ T32] r4:00000000 [ 1340.734510][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.734561][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.734614][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.734652][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.734680][ T32] 5d60: 800d0013 ffffffff [ 1340.734706][ T32] r5:800d0013 r4:80239bd0 [ 1340.734728][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.734772][ T32] r4:82ac11e4 [ 1340.734807][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.734872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.734903][ T32] r4:e0425dc0 [ 1340.734927][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.734990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.735020][ T32] r4:00000000 [ 1340.735042][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.735111][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.735140][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.735189][ T32] r5:00001000 r4:dffd1000 [ 1340.735232][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.735278][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.735323][ T32] r5:849a538c r4:849a5000 [ 1340.735345][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.735428][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.735455][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.735505][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.735544][ T32] r4:84af8400 [ 1340.735569][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.735648][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.735678][ T32] r4:00000001 [ 1340.735738][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.735778][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.735809][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.735841][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.735878][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.735917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.735944][ T32] r4:84af1fc0 [ 1340.736001][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.736035][ T32] INFO: task kworker/1:710:5304 blocked for more than 467 seconds. [ 1340.736101][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.736136][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.736158][ T32] task:kworker/1:710 state:D stack:0 pid:5304 tgid:5304 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.736206][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.736252][ T32] Call trace: [ 1340.736349][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.736401][ T32] r10:829187f4 r9:eb7f1d84 r8:00000002 r7:60000013 r6:eb7f1d8c r5:85585400 [ 1340.736458][ T32] r4:85585400 [ 1340.736530][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1340.736603][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.736645][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.736693][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f1e08 ** 1 printk messages dropped ** [ 1340.736782][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.736827][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.736897][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.736958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563f300 [ 1340.737019][ T32] r4:00000000 [ 1340.737043][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.737092][ T32] r9:83018205 r8:85585400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1340.737129][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.737174][ T32] r5:00001000 r4:eb8b1000 [ 1340.737255][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.737301][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.737347][ T32] r5:85653b8c r4:85653800 [ 1340.737368][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.737414][ T32] r7:ddde2d40 r6:83018200 r5:85653b8c r4:85641100 [ 1340.737461][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.737514][ T32] r10:61c88647 r9:85585400 r8:8564112c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.737541][ T32] r4:85641100 [ 1340.737562][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.737608][ T32] r10:00000000 r9:85641100 r8:8027ed34 r7:eb8a5e60 r6:85641180 r5:85585400 [ 1340.737634][ T32] r4:00000001 [ 1340.737654][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.737711][ T32] Exception stack(0xeb7f1fb0 to 0xeb7f1ff8) [ 1340.737743][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.737776][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.737807][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.737862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.737899][ T32] r4:8563f100 [ 1340.738230][ T32] INFO: task kworker/1:710:5304 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.738269][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.738383][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.738653][ T32] Call trace: [ 1340.738687][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.738739][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.738768][ T32] r4:00000000 [ 1340.738810][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.738885][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.738923][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.738956][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.738986][ T32] 5d60: 800d0013 ffffffff [ 1340.739011][ T32] r5:800d0013 r4:80239bd0 [ 1340.739076][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.739134][ T32] r4:82ac11e4 [ 1340.739159][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.739287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.739318][ T32] r4:e0425dc0 [ 1340.739405][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.739465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.739495][ T32] r4:00000000 [ 1340.739516][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.739579][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.739625][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.739672][ T32] r5:00001000 r4:dffd1000 [ 1340.739694][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.739734][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.739787][ T32] r5:849a538c r4:849a5000 [ 1340.739845][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.739905][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.739932][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.739982][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.740039][ T32] r4:84af8400 [ 1340.740076][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.740129][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.740171][ T32] r4:00000001 [ 1340.740207][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.740275][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.740307][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.740342][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.740388][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.740424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.740466][ T32] r4:84af1fc0 [ 1340.740505][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.740547][ T32] INFO: task kworker/1:711:5306 blocked for more than 467 seconds. [ 1340.740581][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.740626][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.740650][ T32] task:kworker/1:711 state:D stack:0 pid:5306 tgid:5306 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.740713][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.740760][ T32] Call trace: [ 1340.740823][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.740882][ T32] r10:829187f4 r9:eb8c9d84 r8:00000002 r7:60000113 r6:eb8c9d8c r5:848a6000 [ 1340.740914][ T32] r4:848a6000 [ 1340.740947][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.740992][ T32] r5:848a6000 r4:829187f0 [ 1340.741014][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.741085][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.741141][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c9e08 [ 1340.741182][ T32] r4:00000000 [ 1340.741219][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.741263][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.741304][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.741364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563f5c0 [ 1340.741404][ T32] r4:00000000 [ 1340.741444][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.741529][ T32] r9:83018205 r8:848a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1340.741564][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.741611][ T32] r5:00001000 r4:eb8c5000 [ 1340.741662][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.741717][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.741780][ T32] r5:8565438c r4:85654000 [ 1340.741818][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.741895][ T32] r7:ddde2d40 r6:83018200 r5:8565438c r4:85641200 [ 1340.741934][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.742022][ T32] r10:61c88647 r9:848a6000 r8:8564122c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.742060][ T32] r4:85641200 [ 1340.742081][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.742129][ T32] r10:00000000 r9:85641200 r8:8027ed34 r7:eb7f1e60 r6:8562f900 r5:848a6000 [ 1340.742157][ T32] r4:00000001 [ 1340.742177][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.742253][ T32] Exception stack(0xeb8c9fb0 to 0xeb8c9ff8) [ 1340.742296][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.742332][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.742376][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.742412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.742439][ T32] r4:8563f2c0 [ 1340.742738][ T32] INFO: task kworker/1:711:5306 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.742792][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.742859][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.742914][ T32] Call trace: [ 1340.742944][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.742995][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.743022][ T32] r4:00000000 [ 1340.743043][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.743113][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.743150][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.743183][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.743210][ T32] 5d60: 800d0013 ffffffff [ 1340.743236][ T32] r5:800d0013 r4:80239bd0 [ 1340.743260][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.760844][ T32] r4:82ac11e4 [ 1340.760973][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.761085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.761135][ T32] r4:e0425dc0 [ 1340.761176][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.761232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.761263][ T32] r4:00000000 [ 1340.761304][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.761360][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.761425][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.761494][ T32] r5:00001000 r4:dffd1000 [ 1340.761532][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.761616][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.761666][ T32] r5:849a538c r4:849a5000 [ 1340.761701][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.761775][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.761804][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.761892][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.761924][ T32] r4:84af8400 [ 1340.761981][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.762052][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 2 printk messages dropped ** [ 1340.762139][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 3 printk messages dropped ** [ 1340.762331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.762378][ T32] r4:84af1fc0 [ 1340.762409][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.762457][ T32] INFO: task kworker/1:712:5308 blocked for more than 467 seconds. [ 1340.762523][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.762558][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.762599][ T32] task:kworker/1:712 state:D stack:0 pid:5308 tgid:5308 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.762676][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.762745][ T32] Call trace: [ 1340.762795][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.762852][ T32] r10:829187f4 r9:eb8d1d84 r8:00000002 r7:60000113 r6:eb8d1d8c r5:848a4800 [ 1340.762886][ T32] r4:848a4800 [ 1340.762908][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.762951][ T32] r5:848a4800 r4:829187f0 [ 1340.763005][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.763051][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.763101][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d1e08 [ 1340.763147][ T32] r4:00000000 [ 1340.763188][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.763232][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.763272][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.771578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563f3c0 [ 1340.771686][ T32] r4:00000000 [ 1340.771717][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.771788][ T32] r9:83018205 r8:848a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1340.771816][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.771893][ T32] r5:00001000 r4:eb8bf000 [ 1340.771925][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.771993][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.772043][ T32] r5:85653f8c r4:85653c00 [ 1340.772066][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.772115][ T32] r7:ddde2d40 r6:83018200 r5:85653f8c r4:85641280 [ 1340.772138][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.772190][ T32] r10:61c88647 r9:848a4800 r8:856412ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.772268][ T32] r4:85641280 [ 1340.772298][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.772349][ T32] r10:00000000 r9:85641280 r8:8027ed34 r7:eb8c9e60 r6:8562f980 r5:848a4800 [ 1340.772375][ T32] r4:00000001 [ 1340.772396][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.772436][ T32] Exception stack(0xeb8d1fb0 to 0xeb8d1ff8) [ 1340.772502][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.772551][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.772588][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.772623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.772649][ T32] r4:8563f400 [ 1340.773081][ T32] INFO: task kworker/1:712:5308 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.773122][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.773227][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.773337][ T32] Call trace: [ 1340.777526][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.777621][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.777652][ T32] r4:00000000 [ 1340.777675][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.777742][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.777796][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.777835][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.777870][ T32] 5d60: 800d0013 ffffffff [ 1340.777898][ T32] r5:800d0013 r4:80239bd0 [ 1340.777948][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.777998][ T32] r4:82ac11e4 [ 1340.778046][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.778124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.778155][ T32] r4:e0425dc0 [ 1340.778178][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.778224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.778281][ T32] r4:00000000 [ 1340.778307][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.778381][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.778426][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.778489][ T32] r5:00001000 r4:dffd1000 [ 1340.778528][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.778585][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.778634][ T32] r5:849a538c r4:849a5000 [ 1340.778703][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.778756][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.778781][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1340.779002][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 4 printk messages dropped ** [ 1340.779179][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1340.779409][ T32] INFO: task kworker/1:713:5310 blocked for more than 467 seconds. ** 2 printk messages dropped ** [ 1340.779534][ T32] task:kworker/1:713 state:D stack:0 pid:5310 tgid:5310 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1340.779982][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.780031][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.780083][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e5e08 [ 1340.780109][ T32] r4:00000000 [ 1340.780130][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.780170][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.780208][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.780252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563f840 [ 1340.780278][ T32] r4:00000000 [ 1340.780299][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.780374][ T32] r9:83018205 r8:848a6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1340.780403][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.780448][ T32] r5:00001000 r4:eb8e1000 [ 1340.780469][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.780509][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.780560][ T32] r5:85654b8c r4:85654800 [ 1340.780604][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.780688][ T32] r7:ddde2d40 r6:83018200 r5:85654b8c r4:85641300 [ 1340.780716][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.780799][ T32] r10:61c88647 r9:848a6c00 r8:8564132c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.780863][ T32] r4:85641300 [ 1340.780892][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.780974][ T32] r10:00000000 r9:85641300 r8:8027ed34 r7:eb8c9e60 r6:8562fa00 r5:848a6c00 [ 1340.781017][ T32] r4:00000001 [ 1340.781056][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.781096][ T32] Exception stack(0xeb8e5fb0 to 0xeb8e5ff8) [ 1340.781144][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.781180][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.781213][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.781246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.781272][ T32] r4:8563f500 [ 1340.781692][ T32] INFO: task kworker/1:713:5310 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.781732][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.781851][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.781912][ T32] Call trace: [ 1340.781943][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.781994][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.782060][ T32] r4:00000000 [ 1340.782083][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.782124][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.782157][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.782191][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.782243][ T32] 5d60: 800d0013 ffffffff [ 1340.782283][ T32] r5:800d0013 r4:80239bd0 [ 1340.782307][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.782351][ T32] r4:82ac11e4 [ 1340.782393][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.782448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.782513][ T32] r4:e0425dc0 [ 1340.782539][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.782586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.782613][ T32] r4:00000000 [ 1340.782634][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.782683][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.782708][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.782752][ T32] r5:00001000 r4:dffd1000 [ 1340.782795][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.782841][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.782891][ T32] r5:849a538c r4:849a5000 [ 1340.782913][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.782961][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.782984][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.783032][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 2 printk messages dropped ** [ 1340.783148][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 10 printk messages dropped ** [ 1340.794068][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1340.794360][ T32] r4:84a74800 ** 3 printk messages dropped ** [ 1340.794486][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1340.794561][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1340.794662][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1340.794885][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.795091][ T32] r5:8565478c r4:85654400 ** 3 printk messages dropped ** [ 1340.795242][ T32] r10:61c88647 r9:84a74800 r8:856413ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1340.795400][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.795567][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1340.796165][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1340.796462][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.796652][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1340.796966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 4 printk messages dropped ** [ 1340.797131][ T32] r5:00001000 r4:dffd1000 [ 1340.797152][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.797202][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.797274][ T32] r5:849a538c r4:849a5000 [ 1340.797299][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.797348][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.797372][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.797419][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.797458][ T32] r4:84af8400 [ 1340.797503][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.797556][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.797604][ T32] r4:00000001 [ 1340.797629][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.797667][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.797696][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.797730][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.797761][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.797794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.797823][ T32] r4:84af1fc0 [ 1340.797846][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.797877][ T32] INFO: task kworker/1:715:5313 blocked for more than 467 seconds. [ 1340.797912][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.797941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.797962][ T32] task:kworker/1:715 state:D stack:0 pid:5313 tgid:5313 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.798057][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.798105][ T32] Call trace: [ 1340.798136][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.798185][ T32] r10:829187f4 r9:eb8f5d84 r8:00000002 r7:60000013 r6:eb8f5d8c r5:848a5400 [ 1340.798213][ T32] r4:848a5400 [ 1340.798234][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.798275][ T32] r5:848a5400 r4:829187f0 [ 1340.798322][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.798367][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.798415][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f5e08 [ 1340.798458][ T32] r4:00000000 [ 1340.798494][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.798566][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.798613][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.798660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568f040 [ 1340.798686][ T32] r4:00000000 [ 1340.798707][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.798753][ T32] r9:83018205 r8:848a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1340.798777][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.798854][ T32] r5:00001000 r4:eb1cf000 [ 1340.798890][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.798932][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.798976][ T32] r5:8565678c r4:85656400 [ 1340.799014][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.799065][ T32] r7:ddde2d40 r6:83018200 r5:8565678c r4:85641400 [ 1340.799088][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.799138][ T32] r10:61c88647 r9:848a5400 r8:8564142c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.799164][ T32] r4:85641400 [ 1340.799201][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.799251][ T32] r10:00000000 r9:85641400 r8:8027ed34 r7:eb8e5e60 r6:8562fb00 r5:848a5400 [ 1340.799290][ T32] r4:00000001 [ 1340.799325][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.799366][ T32] Exception stack(0xeb8f5fb0 to 0xeb8f5ff8) [ 1340.799394][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.799427][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.799459][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.799492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.799536][ T32] r4:8563f640 [ 1340.799769][ T32] INFO: task kworker/1:715:5313 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.799805][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.799897][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.799960][ T32] Call trace: [ 1340.800018][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.800092][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.800120][ T32] r4:00000000 [ 1340.800141][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.800181][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.800243][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.800282][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.800314][ T32] 5d60: 800d0013 ffffffff [ 1340.800340][ T32] r5:800d0013 r4:80239bd0 [ 1340.800362][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.800403][ T32] r4:82ac11e4 [ 1340.800455][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.800505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.800531][ T32] r4:e0425dc0 [ 1340.800553][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.800598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.800638][ T32] r4:00000000 [ 1340.800681][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.800734][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.800792][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.800844][ T32] r5:00001000 r4:dffd1000 [ 1340.800872][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.800914][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.800991][ T32] r5:849a538c r4:849a5000 [ 1340.801029][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.801093][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.801139][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.801191][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.801217][ T32] r4:84af8400 [ 1340.801238][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.801302][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.801343][ T32] r4:00000001 [ 1340.801369][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.801406][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.801434][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.801467][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.801498][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.801530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.801558][ T32] r4:84af1fc0 [ 1340.801578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.801603][ T32] INFO: task kworker/1:716:5315 blocked for more than 467 seconds. [ 1340.801632][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.801690][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.801733][ T32] task:kworker/1:716 state:D stack:0 pid:5315 tgid:5315 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.801784][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.801858][ T32] Call trace: [ 1340.801919][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.801983][ T32] r10:829187f4 r9:eb8fdd84 r8:00000002 r7:60000113 r6:eb8fdd8c r5:855f8c00 [ 1340.802035][ T32] r4:855f8c00 [ 1340.802059][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.802119][ T32] r5:855f8c00 r4:829187f0 [ 1340.802144][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.802186][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.802233][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8fde08 ** 1 printk messages dropped ** [ 1340.802295][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1340.802449][ T32] r4:00000000 [ 1340.802501][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.802565][ T32] r9:83018205 r8:855f8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1340.802593][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.802638][ T32] r5:00001000 r4:dfabb000 [ 1340.802659][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.802701][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.802744][ T32] r5:85654f8c r4:85654c00 [ 1340.802765][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.802811][ T32] r7:ddde2d40 r6:83018200 r5:85654f8c r4:85641500 [ 1340.802835][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.802888][ T32] r10:61c88647 r9:855f8c00 r8:8564152c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.802915][ T32] r4:85641500 [ 1340.802965][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.803017][ T32] r10:00000000 r9:85641500 r8:8027ed34 r7:eb8f5e60 r6:8562fb80 r5:855f8c00 [ 1340.803064][ T32] r4:00000001 [ 1340.803087][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.803125][ T32] Exception stack(0xeb8fdfb0 to 0xeb8fdff8) [ 1340.803155][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.803190][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.803221][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.803286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.803316][ T32] r4:8563f780 [ 1340.819740][ T32] INFO: task kworker/1:716:5315 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.819846][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.819963][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.820048][ T32] Call trace: [ 1340.820108][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.820168][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.820198][ T32] r4:00000000 [ 1340.820221][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.820262][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.820296][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.820331][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.820391][ T32] 5d60: 800d0013 ffffffff [ 1340.820442][ T32] r5:800d0013 r4:80239bd0 [ 1340.820469][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.820553][ T32] r4:82ac11e4 [ 1340.820593][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.820644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.820672][ T32] r4:e0425dc0 [ 1340.820721][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.820772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.820825][ T32] r4:00000000 [ 1340.820871][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.820942][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.820973][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.821023][ T32] r5:00001000 r4:dffd1000 [ 1340.821089][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.821139][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.821184][ T32] r5:849a538c r4:849a5000 [ 1340.821211][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.821262][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.821287][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.821335][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.821362][ T32] r4:84af8400 [ 1340.821383][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.821432][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1340.821459][ T32] r4:00000001 [ 1340.821481][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.821517][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1340.821571][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.821610][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.821642][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.821678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.821727][ T32] r4:84af1fc0 [ 1340.821758][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.821790][ T32] INFO: task kworker/1:717:5317 blocked for more than 467 seconds. [ 1340.821848][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.821885][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.821928][ T32] task:kworker/1:717 state:D stack:0 pid:5317 tgid:5317 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.821981][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.822052][ T32] Call trace: [ 1340.822084][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.822143][ T32] r10:829187f4 r9:eb905d84 r8:00000002 r7:60000113 r6:eb905d8c r5:855f8000 [ 1340.822170][ T32] r4:855f8000 [ 1340.822193][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.822236][ T32] r5:855f8000 r4:829187f0 [ 1340.822258][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.822333][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.822387][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb905e08 [ 1340.822414][ T32] r4:00000000 [ 1340.822435][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.822475][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.822523][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.822601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563fa00 [ 1340.822645][ T32] r4:00000000 [ 1340.822669][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.822720][ T32] r9:83018205 r8:855f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1340.822747][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.822798][ T32] r5:00001000 r4:e0731000 [ 1340.822851][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.822903][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.822948][ T32] r5:8565538c r4:85655000 [ 1340.822969][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.823028][ T32] r7:ddde2d40 r6:83018200 r5:8565538c r4:85641480 [ 1340.823056][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.823104][ T32] r10:61c88647 r9:855f8000 r8:856414ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.823131][ T32] r4:85641480 [ 1340.823153][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.823200][ T32] r10:00000000 r9:85641480 r8:8027ed34 r7:eb8f5e60 r6:8562fc00 r5:855f8000 [ 1340.823245][ T32] r4:00000001 [ 1340.823283][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.823325][ T32] Exception stack(0xeb905fb0 to 0xeb905ff8) [ 1340.831565][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.831673][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.831713][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.831777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.831821][ T32] r4:8563fbc0 [ 1340.832238][ T32] INFO: task kworker/1:717:5317 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.832302][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.832392][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.832455][ T32] Call trace: [ 1340.832489][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.832576][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1340.832609][ T32] r4:00000000 [ 1340.832631][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.832676][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1340.832722][ T32] 5d20: 816c4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1340.832760][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1340.832800][ T32] 5d60: 800d0013 ffffffff [ 1340.832831][ T32] r5:800d0013 r4:80239bd0 [ 1340.832854][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.832923][ T32] r4:82ac11e4 [ 1340.832949][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.832995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1340.833022][ T32] r4:e0425dc0 [ 1340.833056][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.833105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1340.833132][ T32] r4:00000000 [ 1340.833167][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.833233][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1340.833292][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.837582][ T32] r5:00001000 r4:dffd1000 [ 1340.837682][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.837750][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.837796][ T32] r5:849a538c r4:849a5000 [ 1340.837823][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.837916][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1340.837944][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.837995][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.838045][ T32] r4:84af8400 [ 1340.838068][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1340.838248][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 6 printk messages dropped ** [ 1340.838554][ T32] INFO: task kworker/1:718:5319 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1340.839028][ T32] r5:855fb000 r4:829187f0 ** 1 printk messages dropped ** [ 1340.839119][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1340.839200][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.839409][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.839744][ T32] r5:8565578c r4:85655400 ** 3 printk messages dropped ** [ 1340.839896][ T32] r10:61c88647 r9:855fb000 r8:856415ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1340.840218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1340.841150][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1340.841549][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.841827][ T32] r5:849a538c r4:849a5000 ** 6 printk messages dropped ** [ 1340.842149][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 11 printk messages dropped ** [ 1340.842593][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.842625][ T32] task:kworker/1:719 state:D stack:0 pid:5321 tgid:5321 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.842676][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.842763][ T32] Call trace: [ 1340.842795][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.842856][ T32] r10:829187f4 r9:eb915d84 r8:00000002 r7:60000113 r6:eb915d8c r5:855fa400 [ 1340.842894][ T32] r4:855fa400 [ 1340.842915][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.842987][ T32] r5:855fa400 r4:829187f0 [ 1340.843013][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.843056][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.843126][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb915e08 [ 1340.843155][ T32] r4:00000000 [ 1340.843190][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.843233][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.843321][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.853123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563fd40 [ 1340.853172][ T32] r4:00000000 [ 1340.853196][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.853267][ T32] r9:83018205 r8:855fa400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1340.853294][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.853391][ T32] r5:00001000 r4:eadb1000 [ 1340.855735][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.855831][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.855890][ T32] r5:85655b8c r4:85655800 [ 1340.855916][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.855988][ T32] r7:ddde2d40 r6:83018200 r5:85655b8c r4:85641600 [ 1340.856018][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.856069][ T32] r10:61c88647 r9:855fa400 r8:8564162c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.856095][ T32] r4:85641600 [ 1340.856116][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.856165][ T32] r10:00000000 r9:85641600 r8:8027ed34 r7:eb8f5e60 r6:8562fd00 r5:855fa400 [ 1340.856213][ T32] r4:00000001 [ 1340.856240][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.856280][ T32] Exception stack(0xeb915fb0 to 0xeb915ff8) [ 1340.856312][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.856345][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.856376][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.856409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.856435][ T32] r4:8563fb80 [ 1340.856855][ T32] INFO: task kworker/1:719:5321 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.856907][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.856993][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.857072][ T32] Call trace: [ 1340.857105][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1340.857205][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 4 printk messages dropped ** [ 1340.857380][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 10 printk messages dropped ** [ 1340.857821][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1340.858263][ T32] r4:84af8400 ** 6 printk messages dropped ** [ 1340.858580][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.858855][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.859203][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1340.859376][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1340.859881][ T32] r7:ddde2d40 r6:83018200 r5:85655f8c r4:85641680 ** 9 printk messages dropped ** [ 1340.860257][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.860879][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 11 printk messages dropped ** [ 1340.861361][ T32] r4:e0425dc0 ** 3 printk messages dropped ** [ 1340.861473][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1340.861912][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1340.862329][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.862365][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.862398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.862424][ T32] r4:84af1fc0 [ 1340.862445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.862474][ T32] INFO: task kworker/1:721:5325 blocked for more than 467 seconds. [ 1340.862505][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.862533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.862555][ T32] task:kworker/1:721 state:D stack:0 pid:5325 tgid:5325 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.862625][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.862695][ T32] Call trace: [ 1340.862757][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1340.862841][ T32] r10:829187f4 r9:eb925d84 r8:00000002 r7:60000013 r6:eb925d8c r5:855fbc00 [ 1340.862877][ T32] r4:855fbc00 [ 1340.862898][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.862973][ T32] r5:855fbc00 r4:829187f0 [ 1340.862998][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.863042][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.863104][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb925e08 [ 1340.863137][ T32] r4:00000000 [ 1340.863158][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.863198][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.863236][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.863342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563ff80 [ 1340.958705][ T32] r4:00000000 [ 1340.958802][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.958968][ T32] r9:83018205 r8:855fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1340.959030][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.959139][ T32] r5:00001000 r4:eb177000 [ 1340.959195][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.959299][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.959479][ T32] r5:8565638c r4:85656000 [ 1340.959540][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.959713][ T32] r7:ddde2d40 r6:83018200 r5:8565638c r4:85641780 [ 1340.959771][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.959953][ T32] r10:61c88647 r9:855fbc00 r8:856417ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.960070][ T32] r4:85641780 [ 1340.960134][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.960244][ T32] r10:00000000 r9:85641780 r8:8027ed34 r7:eb8f5e60 r6:8562fe00 r5:855fbc00 [ 1340.960310][ T32] r4:00000001 [ 1340.960367][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.960530][ T32] Exception stack(0xeb925fb0 to 0xeb925ff8) [ 1340.960618][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.960742][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.960826][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.960924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.961041][ T32] r4:8562e3c0 [ 1340.961775][ T32] INFO: task kworker/1:721:5325 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1340.961899][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1340.962449][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 11 printk messages dropped ** [ 1340.987370][ T32] r4:e0425dc0 ** 1 printk messages dropped ** [ 1340.987528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 9 printk messages dropped ** [ 1340.988428][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 9 printk messages dropped ** [ 1340.989475][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.990386][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.991212][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.991383][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb92de08 [ 1340.991454][ T32] r4:00000000 [ 1340.991509][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1340.991612][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1340.991712][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1340.991837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568f480 [ 1340.991926][ T32] r4:00000000 [ 1340.991992][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1340.992102][ T32] r9:83018205 r8:855fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1340.992191][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.992291][ T32] r5:00001000 r4:eb30d000 [ 1340.992339][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1340.992449][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.992555][ T32] r5:8565738c r4:85657000 [ 1340.992627][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.992792][ T32] r7:ddde2d40 r6:83018200 r5:8565738c r4:85641700 [ 1340.992879][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.992995][ T32] r10:61c88647 r9:855fc800 r8:8564172c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.993126][ T32] r4:85641700 [ 1340.993188][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.008580][ T32] r10:00000000 r9:85641700 r8:8027ed34 r7:eb8f5e60 r6:8562fe80 r5:855fc800 [ 1341.008785][ T32] r4:00000001 [ 1341.008876][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.009025][ T32] Exception stack(0xeb92dfb0 to 0xeb92dff8) [ 1341.009113][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.009218][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.009359][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.009463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.009546][ T32] r4:8568f000 [ 1341.010384][ T32] INFO: task kworker/1:722:5327 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1341.010494][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.010780][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.010948][ T32] Call trace: [ 1341.011057][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1341.011185][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1341.011251][ T32] r4:00000000 [ 1341.011303][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.011391][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1341.011461][ T32] 5d20: 836ee000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1341.011534][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1341.011594][ T32] 5d60: 800d0013 ffffffff [ 1341.011654][ T32] r5:800d0013 r4:80239bd0 ** 1 printk messages dropped ** [ 1341.011810][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1341.012633][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1341.025921][ T32] r4:84af8400 ** 6 printk messages dropped ** [ 1341.026579][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.027411][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.028145][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1341.028318][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.028669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568f180 ** 7 printk messages dropped ** [ 1341.029403][ T32] r5:85656b8c r4:85656800 ** 4 printk messages dropped ** [ 1341.029807][ T32] r4:85641800 ** 6 printk messages dropped ** [ 1341.030546][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1341.032378][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 4 printk messages dropped ** [ 1341.032821][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.032930][ T32] r4:82ac11e4 [ 1341.032999][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.033131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1341.033200][ T32] r4:e0425dc0 [ 1341.033256][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1341.054060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1341.054256][ T32] r4:00000000 [ 1341.054321][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1341.054482][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1341.054575][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.054698][ T32] r5:00001000 r4:dffd1000 [ 1341.054758][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1341.054890][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.055014][ T32] r5:849a538c r4:849a5000 [ 1341.055092][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.055202][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1341.055277][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.055389][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.055455][ T32] r4:84af8400 [ 1341.055512][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.055640][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1341.055733][ T32] r4:00000001 [ 1341.055787][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.055880][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1341.055983][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.056072][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.056150][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.056238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1341.056861][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.057594][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1341.057812][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1341.058179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568f300 [ 1341.058252][ T32] r4:00000000 [ 1341.058321][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1341.058432][ T32] r9:83018205 r8:85586c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1341.058489][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.058580][ T32] r5:00001000 r4:eb2df000 [ 1341.058671][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1341.058796][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.058993][ T32] r5:85656f8c r4:85656c00 [ 1341.059064][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.059221][ T32] r7:ddde2d40 r6:83018200 r5:85656f8c r4:85641900 [ 1341.059285][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.059398][ T32] r10:61c88647 r9:85586c00 r8:8564192c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.059462][ T32] r4:85641900 [ 1341.059512][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.059619][ T32] r10:00000000 r9:85641900 r8:8027ed34 r7:eb92de60 r6:85641980 r5:85586c00 [ 1341.059685][ T32] r4:00000001 [ 1341.059742][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.059828][ T32] Exception stack(0xeb931fb0 to 0xeb931ff8) [ 1341.059903][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.060005][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.060120][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.060294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.060368][ T32] r4:8568f440 [ 1341.061126][ T32] INFO: task kworker/1:724:5332 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1341.061239][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.062266][ T32] 5d60: 800d0013 ffffffff ** 6 printk messages dropped ** [ 1341.062896][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1341.094842][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1341.095867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 13 printk messages dropped ** [ 1341.097076][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1341.097308][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb935e08 ** 9 printk messages dropped ** [ 1341.098184][ T32] r5:00001000 r4:eb32f000 ** 6 printk messages dropped ** [ 1341.098794][ T32] r10:61c88647 r9:85583c00 r8:85641a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 2 printk messages dropped ** [ 1341.099017][ T32] r10:00000000 r9:85641a00 r8:8027ed34 r7:eb92de60 r6:85641a80 r5:85583c00 [ 1341.099083][ T32] r4:00000001 [ 1341.099156][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.099245][ T32] Exception stack(0xeb935fb0 to 0xeb935ff8) [ 1341.099307][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.099378][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.099446][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.099517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.099580][ T32] r4:8568f3c0 [ 1341.100301][ T32] INFO: task kworker/1:725:5334 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1341.100394][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.100536][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.100672][ T32] Call trace: [ 1341.100766][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1341.100897][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1341.100983][ T32] r4:00000000 [ 1341.101045][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.101157][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1341.101237][ T32] 5d20: 83b3e000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1341.101313][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1341.101397][ T32] 5d60: 800d0013 ffffffff [ 1341.101468][ T32] r5:800d0013 r4:80239bd0 [ 1341.101566][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.101731][ T32] r4:82ac11e4 [ 1341.101791][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.101904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1341.101987][ T32] r4:e0425dc0 [ 1341.102073][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1341.102179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1341.102239][ T32] r4:00000000 [ 1341.102309][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1341.102421][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1341.102510][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1341.103071][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 7 printk messages dropped ** [ 1341.131824][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 8 printk messages dropped ** [ 1341.132684][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1341.144699][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1341.144956][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1341.146046][ T32] r5:85657f8c r4:85657c00 ** 6 printk messages dropped ** [ 1341.146657][ T32] r10:00000000 r9:85641b00 r8:8027ed34 r7:eb935e60 r6:85641b80 r5:85581800 ** 9 printk messages dropped ** [ 1341.148187][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1341.149528][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1341.150169][ T32] r5:00001000 r4:dffd1000 ** 9 printk messages dropped ** [ 1341.151016][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 10 printk messages dropped ** [ 1341.151792][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1341.152358][ T32] r10:829187f4 r9:eb8bdd84 r8:00000002 r7:60000113 r6:eb8bdd8c r5:85580c00 ** 6 printk messages dropped ** [ 1341.152894][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.178251][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.178989][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.179520][ T32] r4:85641c80 [ 1341.179574][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.179702][ T32] r10:00000000 r9:85641c80 r8:8027ed34 r7:eb939e60 r6:85641d00 r5:85580c00 [ 1341.179780][ T32] r4:00000001 [ 1341.179837][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.179949][ T32] Exception stack(0xeb8bdfb0 to 0xeb8bdff8) [ 1341.180029][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.180109][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.180178][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.180294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.180360][ T32] r4:8568f3c0 [ 1341.181072][ T32] INFO: task kworker/1:727:5337 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1341.181188][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.181392][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.181537][ T32] Call trace: [ 1341.181632][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1341.181760][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1341.181827][ T32] r4:00000000 [ 1341.181889][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.181980][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1341.182108][ T32] 5d20: 841aa000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1341.182192][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1341.182263][ T32] 5d60: 800d0013 ffffffff [ 1341.182324][ T32] r5:800d0013 r4:80239bd0 [ 1341.182395][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.182504][ T32] r4:82ac11e4 [ 1341.182588][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.182723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1341.182798][ T32] r4:e0425dc0 [ 1341.182872][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1341.182989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1341.183046][ T32] r4:00000000 [ 1341.183091][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1341.183193][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1341.183249][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.198757][ T32] r5:00001000 r4:dffd1000 [ 1341.199016][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1341.199169][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.199298][ T32] r5:849a538c r4:849a5000 [ 1341.199363][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.199481][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1341.199542][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.199656][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.199722][ T32] r4:84af8400 [ 1341.199775][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1341.200121][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 7 printk messages dropped ** [ 1341.200690][ T32] Not tainted 6.15.0-syzkaller #0 ** 9 printk messages dropped ** [ 1341.201607][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1341.201873][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.202250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568fa80 ** 11 printk messages dropped ** [ 1341.224322][ T32] r10:61c88647 r9:8556a400 r8:85641c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1341.225371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1341.227095][ T32] 5d20: 84673000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 ** 11 printk messages dropped ** [ 1341.228085][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1341.229013][ T32] r4:84af8400 ** 7 printk messages dropped ** [ 1341.229654][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1341.230115][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1341.230980][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1341.231613][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1341.231863][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.231982][ T32] r5:00001000 r4:eb733000 [ 1341.232041][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1341.232147][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.232262][ T32] r5:8565878c r4:85658400 [ 1341.232334][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.232450][ T32] r7:ddde2d40 r6:83018200 r5:8565878c r4:85641e00 [ 1341.232512][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.232643][ T32] r10:61c88647 r9:85578000 r8:85641e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.232712][ T32] r4:85641e00 [ 1341.232757][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.232861][ T32] r10:00000000 r9:85641e00 r8:8027ed34 r7:eb941e60 r6:85641e80 r5:85578000 [ 1341.232921][ T32] r4:00000001 [ 1341.232966][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.233052][ T32] Exception stack(0xeb949fb0 to 0xeb949ff8) [ 1341.233119][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.233201][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.233283][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.254255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.254483][ T32] r4:8568f9c0 [ 1341.255249][ T32] INFO: task kworker/1:729:5342 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1341.255345][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.255534][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.255689][ T32] Call trace: [ 1341.255770][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1341.255920][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1341.255990][ T32] r4:00000000 [ 1341.256063][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.256162][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1341.256239][ T32] 5d20: 84790000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1341.256320][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1341.256392][ T32] 5d60: 800d0013 ffffffff [ 1341.256481][ T32] r5:800d0013 r4:80239bd0 [ 1341.256553][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.256647][ T32] r4:82ac11e4 [ 1341.256694][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.256788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1341.256858][ T32] r4:e0425dc0 [ 1341.256917][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1341.257026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1341.257087][ T32] r4:00000000 [ 1341.257147][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1341.257264][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1341.257354][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.257469][ T32] r5:00001000 r4:dffd1000 [ 1341.257527][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.257727][ T32] r5:849a538c r4:849a5000 ** 9 printk messages dropped ** [ 1341.258567][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 7 printk messages dropped ** [ 1341.259196][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1341.259847][ T32] r4:85579800 ** 3 printk messages dropped ** [ 1341.260179][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1341.260438][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1341.261471][ T32] r5:855b578c r4:855b5400 [ 1341.261529][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.261654][ T32] r7:ddde2d40 r6:83018200 r5:855b578c r4:85641f00 [ 1341.261720][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.261823][ T32] r10:61c88647 r9:85579800 r8:85641f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.261894][ T32] r4:85641f00 [ 1341.261957][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.262084][ T32] r10:00000000 r9:85641f00 r8:8027ed34 r7:eb949e60 r6:85641f80 r5:85579800 [ 1341.262149][ T32] r4:00000001 [ 1341.262201][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.262283][ T32] Exception stack(0xeb951fb0 to 0xeb951ff8) [ 1341.262364][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.262455][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.262530][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.262611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.262675][ T32] r4:8568fb40 [ 1341.263090][ T32] INFO: task kworker/1:730:5344 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1341.263178][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.296055][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.296386][ T32] Call trace: [ 1341.296521][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1341.296694][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1341.296804][ T32] r4:00000000 [ 1341.296887][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.296984][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1341.297060][ T32] 5d20: 84bca000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1341.297247][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1341.297314][ T32] 5d60: 800d0013 ffffffff [ 1341.297367][ T32] r5:800d0013 r4:80239bd0 [ 1341.297429][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.297540][ T32] r4:82ac11e4 [ 1341.297682][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.297839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1341.297912][ T32] r4:e0425dc0 [ 1341.297964][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1341.298100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1341.298190][ T32] r4:00000000 [ 1341.298254][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1341.298373][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1341.298442][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.298589][ T32] r5:00001000 r4:dffd1000 [ 1341.298705][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1341.298812][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.298918][ T32] r5:849a538c r4:849a5000 [ 1341.298969][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.299228][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1341.299302][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.299422][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.299665][ T32] r4:84af8400 [ 1341.299724][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1341.300018][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.300360][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.300927][ T32] INFO: task kworker/0:377:5346 blocked for more than 467 seconds. ** 3 printk messages dropped ** [ 1341.301286][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.301818][ T32] r4:855fec00 ** 3 printk messages dropped ** [ 1341.302222][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.302395][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb94de08 [ 1341.302475][ T32] r4:00000000 [ 1341.302533][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1341.302721][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1341.303243][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1341.316392][ T32] r7:dddced40 r6:83018000 r5:855b678c r4:8562ff00 ** 2 printk messages dropped ** [ 1341.316913][ T32] r4:8562ff00 ** 2 printk messages dropped ** [ 1341.317167][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.317564][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.318525][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1341.319457][ T32] 5d20: 84bca000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1341.319526][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1341.319559][ T32] 5d60: 800d0013 ffffffff [ 1341.319586][ T32] r5:800d0013 r4:80239bd0 [ 1341.319609][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.319654][ T32] r4:82ac11e4 [ 1341.319676][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.319722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1341.319749][ T32] r4:e0425dc0 [ 1341.319770][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1341.319815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1341.319864][ T32] r4:00000000 [ 1341.319891][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1341.319946][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1341.320006][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.320114][ T32] r5:00001000 r4:dffd1000 [ 1341.320249][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1341.320345][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.320512][ T32] r5:849a538c r4:849a5000 [ 1341.320729][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.320848][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1341.320917][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.321072][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.321145][ T32] r4:84af8400 [ 1341.321196][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.321354][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1341.321424][ T32] r4:00000001 [ 1341.321475][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.321566][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1341.321634][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.321715][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.321786][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.321874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.321945][ T32] r4:84af1fc0 [ 1341.322157][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.322271][ T32] INFO: task kworker/1:731:5349 blocked for more than 467 seconds. [ 1341.322357][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.322466][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.322524][ T32] task:kworker/1:731 state:D stack:0 pid:5349 tgid:5349 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.322672][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.322772][ T32] Call trace: [ 1341.322843][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1341.322966][ T32] r10:829187f4 r9:eb945d84 r8:00000002 r7:60000013 r6:eb945d8c r5:855fd400 [ 1341.323035][ T32] r4:855fd400 [ 1341.323093][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.323219][ T32] r5:855fd400 r4:829187f0 [ 1341.323289][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.323393][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.354809][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb945e08 [ 1341.354923][ T32] r4:00000000 [ 1341.354980][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1341.355144][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1341.355357][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1341.355470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cf040 [ 1341.355660][ T32] r4:00000000 [ 1341.355722][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1341.355832][ T32] r9:83018205 r8:855fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1341.355906][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.356010][ T32] r5:00001000 r4:eb741000 [ 1341.356104][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1341.356208][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.356347][ T32] r5:85658b8c r4:85658800 [ 1341.356409][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.356521][ T32] r7:ddde2d40 r6:83018200 r5:85658b8c r4:8569f000 [ 1341.356575][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.356682][ T32] r10:61c88647 r9:855fd400 r8:8569f02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.356745][ T32] r4:8569f000 [ 1341.356836][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.356957][ T32] r10:00000000 r9:8569f000 r8:8027ed34 r7:eb949e60 r6:856a3000 r5:855fd400 [ 1341.357062][ T32] r4:00000001 [ 1341.357161][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.357257][ T32] Exception stack(0xeb945fb0 to 0xeb945ff8) [ 1341.357331][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.357447][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.357570][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.357675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.357781][ T32] r4:8568fe40 [ 1341.358527][ T32] INFO: task kworker/1:731:5349 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1341.358619][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.358886][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.359004][ T32] Call trace: [ 1341.359083][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1341.359204][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1341.359272][ T32] r4:00000000 [ 1341.359363][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1341.359806][ T32] 5d60: 800d0013 ffffffff [ 1341.359890][ T32] r5:800d0013 r4:80239bd0 [ 1341.359950][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.360053][ T32] r4:82ac11e4 [ 1341.360112][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.360213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1341.360332][ T32] r4:e0425dc0 [ 1341.360392][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1341.360498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1341.360560][ T32] r4:00000000 [ 1341.360651][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1341.360769][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1341.360873][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.360985][ T32] r5:00001000 r4:dffd1000 [ 1341.361039][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1341.361137][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.361278][ T32] r5:849a538c r4:849a5000 [ 1341.361343][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.361457][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1341.361517][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.361627][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.361689][ T32] r4:84af8400 [ 1341.361739][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.361849][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 6 printk messages dropped ** [ 1341.362496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1341.381745][ T32] r5:84a76c00 r4:829187f0 ** 1 printk messages dropped ** [ 1341.381955][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1341.382174][ T32] r4:00000000 [ 1341.382269][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1341.382368][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1341.382523][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1341.382637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569d040 [ 1341.382701][ T32] r4:00000000 [ 1341.382787][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1341.382920][ T32] r9:83018205 r8:84a76c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1341.383001][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.383168][ T32] r5:00001000 r4:eb77b000 [ 1341.383259][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1341.383365][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.383466][ T32] r5:85658f8c r4:85658c00 [ 1341.383560][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.399526][ T32] r7:ddde2d40 r6:83018200 r5:85658f8c r4:8569f080 [ 1341.399668][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.399831][ T32] r10:61c88647 r9:84a76c00 r8:8569f0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1341.400258][ T32] Exception stack(0xeb95dfb0 to 0xeb95dff8) ** 7 printk messages dropped ** [ 1341.401599][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1341.402807][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1341.414885][ T32] r5:00001000 r4:dffd1000 ** 7 printk messages dropped ** [ 1341.415653][ T32] r4:84af8400 ** 4 printk messages dropped ** [ 1341.416143][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 8 printk messages dropped ** [ 1341.416928][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1341.418164][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1341.418884][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.419482][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1341.420806][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.422936][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 13 printk messages dropped ** [ 1341.457893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 12 printk messages dropped ** [ 1341.459341][ T32] r4:84af8400 ** 7 printk messages dropped ** [ 1341.460120][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1341.461286][ T32] r10:829187f4 r9:eb96dd84 r8:00000002 r7:60000113 r6:eb96dd8c r5:84a08000 ** 4 printk messages dropped ** [ 1341.461658][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.461806][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb96de08 [ 1341.461888][ T32] r4:00000000 [ 1341.461943][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1341.462075][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1341.462166][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1341.462277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569d700 [ 1341.462341][ T32] r4:00000000 [ 1341.462391][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1341.462493][ T32] r9:83018205 r8:84a08000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1341.462555][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.462654][ T32] r5:00001000 r4:e07ff000 [ 1341.462779][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1341.462919][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.463029][ T32] r5:8565a38c r4:8565a000 [ 1341.463081][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.463242][ T32] r7:ddde2d40 r6:83018200 r5:8565a38c r4:8569f180 [ 1341.463361][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.481311][ T32] r10:61c88647 r9:84a08000 r8:8569f1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.481430][ T32] r4:8569f180 [ 1341.481495][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.481643][ T32] r10:00000000 r9:8569f180 r8:8027ed34 r7:eb965e60 r6:856a3180 r5:84a08000 [ 1341.481722][ T32] r4:00000001 [ 1341.481781][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.481904][ T32] Exception stack(0xeb96dfb0 to 0xeb96dff8) [ 1341.482000][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.482113][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.482210][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.482326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.482428][ T32] r4:8569d140 [ 1341.483144][ T32] INFO: task kworker/1:734:5355 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1341.483246][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.493851][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.493954][ T32] Call trace: [ 1341.494033][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1341.494141][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1341.494176][ T32] r4:00000000 [ 1341.494199][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.494245][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1341.494282][ T32] 5d20: 860ca000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1341.494320][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1341.494372][ T32] 5d60: 800d0013 ffffffff [ 1341.494427][ T32] r5:800d0013 r4:80239bd0 [ 1341.494456][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.494506][ T32] r4:82ac11e4 [ 1341.494529][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.494597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1341.494645][ T32] r4:e0425dc0 [ 1341.494671][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1341.494739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1341.494770][ T32] r4:00000000 [ 1341.494793][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1341.494924][ T32] r5:00001000 r4:dffd1000 ** 7 printk messages dropped ** [ 1341.495267][ T32] r4:84af8400 ** 4 printk messages dropped ** [ 1341.495450][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 7 printk messages dropped ** [ 1341.495774][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1341.496128][ T32] r5:85578c00 r4:829187f0 ** 1 printk messages dropped ** [ 1341.496211][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1341.496634][ T32] r9:83018205 r8:85578c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 ** 8 printk messages dropped ** [ 1341.497010][ T32] r10:61c88647 r9:85578c00 r8:8569f22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1341.497449][ T32] r4:8569d140 ** 6 printk messages dropped ** [ 1341.498267][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1341.498610][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1341.498797][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.499100][ T32] r5:849a538c r4:849a5000 ** 4 printk messages dropped ** [ 1341.499291][ T32] r4:84af8400 [ 1341.499333][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.499385][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1341.499412][ T32] r4:00000001 [ 1341.499434][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.499470][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1341.499499][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.499533][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.499563][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.499596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.499632][ T32] r4:84af1fc0 [ 1341.499657][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.499693][ T32] INFO: task kworker/1:736:5359 blocked for more than 467 seconds. [ 1341.499727][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.499756][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.499778][ T32] task:kworker/1:736 state:D stack:0 pid:5359 tgid:5359 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.499839][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.499891][ T32] Call trace: [ 1341.499924][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1341.499973][ T32] r10:829187f4 r9:eb969d84 r8:00000002 r7:60000013 r6:eb969d8c r5:8557b000 [ 1341.500000][ T32] r4:8557b000 [ 1341.500021][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.500074][ T32] r5:8557b000 r4:829187f0 [ 1341.500100][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.500165][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.500217][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb969e08 [ 1341.500255][ T32] r4:00000000 [ 1341.500279][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1341.500320][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1341.500358][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1341.500402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569d440 [ 1341.500451][ T32] r4:00000000 [ 1341.500475][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1341.500523][ T32] r9:83018205 r8:8557b000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1341.500560][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.500609][ T32] r5:00001000 r4:eb7b3000 ** 1 printk messages dropped ** [ 1341.500673][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.501105][ T32] Exception stack(0xeb969fb0 to 0xeb969ff8) ** 7 printk messages dropped ** [ 1341.501726][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.502132][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1341.502160][ T32] 5d60: 800d0013 ffffffff [ 1341.502187][ T32] r5:800d0013 r4:80239bd0 [ 1341.502208][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.502250][ T32] r4:82ac11e4 [ 1341.502272][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.502317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1341.502343][ T32] r4:e0425dc0 [ 1341.502365][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1341.502409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1341.502435][ T32] r4:00000000 [ 1341.502458][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1341.502504][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1341.502552][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.502621][ T32] r5:00001000 r4:dffd1000 [ 1341.502647][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1341.502691][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.502737][ T32] r5:849a538c r4:849a5000 [ 1341.502781][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.502833][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1341.502859][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.502914][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.502941][ T32] r4:84af8400 [ 1341.502962][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.503011][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1341.503060][ T32] r4:00000001 [ 1341.503085][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.503122][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 3 printk messages dropped ** [ 1341.503302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1341.522883][ T32] r4:8557bc00 ** 3 printk messages dropped ** [ 1341.523174][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1341.537466][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1341.538297][ T32] r5:00001000 r4:dfac1000 ** 6 printk messages dropped ** [ 1341.538936][ T32] r10:61c88647 r9:8557bc00 r8:8569f42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1341.539707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1341.541546][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1341.542417][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.542937][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.552139][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 3 printk messages dropped ** [ 1341.552462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 4 printk messages dropped ** [ 1341.552797][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.552881][ T32] task:kworker/1:738 state:D stack:0 pid:5363 tgid:5363 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.553037][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.553171][ T32] Call trace: [ 1341.553303][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1341.564344][ T32] r10:829187f4 r9:eb7e5d84 r8:00000002 r7:60000113 r6:eb7e5d8c r5:8557d400 [ 1341.564450][ T32] r4:8557d400 [ 1341.564505][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.564640][ T32] r5:8557d400 r4:829187f0 [ 1341.564706][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.564798][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.564917][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e5e08 [ 1341.564968][ T32] r4:00000000 [ 1341.564991][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1341.565083][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1341.565138][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1341.565186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569d940 [ 1341.565213][ T32] r4:00000000 [ 1341.565234][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1341.565331][ T32] r9:83018205 r8:8557d400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1341.565390][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.565492][ T32] r5:00001000 r4:eaaf5000 [ 1341.565545][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1341.565639][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.565738][ T32] r5:8565a78c r4:8565a400 [ 1341.565792][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.565916][ T32] r7:ddde2d40 r6:83018200 r5:8565a78c r4:8569f500 [ 1341.565977][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.566118][ T32] r10:61c88647 r9:8557d400 r8:8569f52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.566182][ T32] r4:8569f500 [ 1341.566264][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.566384][ T32] r10:00000000 r9:8569f500 r8:8027ed34 r7:eb96de60 r6:8569f580 r5:8557d400 [ 1341.566445][ T32] r4:00000001 [ 1341.566498][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.566610][ T32] Exception stack(0xeb7e5fb0 to 0xeb7e5ff8) [ 1341.566691][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.566769][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.566845][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.566931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.566997][ T32] r4:8569d7c0 [ 1341.567742][ T32] INFO: task kworker/1:738:5363 is blocked on a mutex likely owned by task kworker/1:102:3666. ** 5 printk messages dropped ** [ 1341.568223][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.568467][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1341.568929][ T32] r5:00001000 r4:dffd1000 ** 6 printk messages dropped ** [ 1341.569198][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1341.569554][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.569803][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.570423][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1341.571095][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.571546][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.572296][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1341.572843][ T32] r4:8569d900 ** 5 printk messages dropped ** [ 1341.604906][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 8 printk messages dropped ** [ 1341.605626][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1341.605946][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1341.606892][ T32] r5:849a538c r4:849a5000 ** 7 printk messages dropped ** [ 1341.607546][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.608024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1341.609002][ T32] r4:8557ec00 ** 3 printk messages dropped ** [ 1341.609374][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.609499][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb861e08 [ 1341.609562][ T32] r4:00000000 [ 1341.609615][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1341.609704][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1341.609789][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1341.609899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569da00 [ 1341.609981][ T32] r4:00000000 [ 1341.610065][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1341.610172][ T32] r9:83018205 r8:8557ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1341.610233][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.610330][ T32] r5:00001000 r4:eb01f000 [ 1341.610385][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1341.610507][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.610603][ T32] r5:8565ab8c r4:8565a800 [ 1341.610658][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.610776][ T32] r7:ddde2d40 r6:83018200 r5:8565ab8c r4:8569f700 [ 1341.610833][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.610952][ T32] r10:61c88647 r9:8557ec00 r8:8569f72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.611014][ T32] r4:8569f700 [ 1341.611060][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.611164][ T32] r10:00000000 r9:8569f700 r8:8027ed34 r7:eb7cde60 r6:8569f780 r5:8557ec00 [ 1341.611219][ T32] r4:00000001 [ 1341.611266][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.611347][ T32] Exception stack(0xeb861fb0 to 0xeb861ff8) [ 1341.611410][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.611510][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.611601][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.611681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.611767][ T32] r4:8569dbc0 [ 1341.612531][ T32] INFO: task kworker/1:740:5366 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1341.612622][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.612767][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.612905][ T32] Call trace: [ 1341.612984][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1341.613094][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1341.613155][ T32] r4:00000000 [ 1341.613202][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.613317][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1341.631176][ T32] 5d20: 86e61000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1341.631291][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1341.631389][ T32] 5d60: 800d0013 ffffffff [ 1341.631470][ T32] r5:800d0013 r4:80239bd0 [ 1341.631529][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1341.632197][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.632802][ T32] r5:849a538c r4:849a5000 ** 4 printk messages dropped ** [ 1341.633220][ T32] r4:84af8400 ** 7 printk messages dropped ** [ 1341.648967][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.649665][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.650466][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1341.650700][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1341.651405][ T32] r5:00001000 r4:eb09b000 ** 5 printk messages dropped ** [ 1341.651879][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1341.652672][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1341.663951][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1341.664327][ T32] r4:e0425dc0 ** 3 printk messages dropped ** [ 1341.664462][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1341.664958][ T32] r4:84af8400 ** 2 printk messages dropped ** [ 1341.665052][ T32] r4:00000001 [ 1341.665073][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.665132][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1341.665165][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.665199][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.665252][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.665292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.665320][ T32] r4:84af1fc0 [ 1341.665345][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.665386][ T32] INFO: task kworker/1:742:5371 blocked for more than 468 seconds. [ 1341.665424][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.665455][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.665478][ T32] task:kworker/1:742 state:D stack:0 pid:5371 tgid:5371 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.665533][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.665579][ T32] Call trace: [ 1341.665637][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1341.665692][ T32] r10:829187f4 r9:eb975d84 r8:00000002 r7:60000113 r6:eb975d8c r5:85590000 [ 1341.665721][ T32] r4:85590000 [ 1341.665763][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.665811][ T32] r5:85590000 r4:829187f0 [ 1341.665847][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.665920][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.665973][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb975e08 [ 1341.666000][ T32] r4:00000000 [ 1341.666098][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1341.666164][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1341.666207][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1341.666252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569da40 [ 1341.666301][ T32] r4:00000000 [ 1341.666327][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1341.666375][ T32] r9:83018205 r8:85590000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1341.666400][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.666446][ T32] r5:00001000 r4:eb1d9000 [ 1341.666492][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1341.666587][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.666675][ T32] r5:8565b38c r4:8565b000 [ 1341.666739][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.666850][ T32] r7:ddde2d40 r6:83018200 r5:8565b38c r4:8569f900 [ 1341.666914][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.667009][ T32] r10:61c88647 r9:85590000 r8:8569f92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.667093][ T32] r4:8569f900 [ 1341.667150][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.667246][ T32] r10:00000000 r9:8569f900 r8:8027ed34 r7:eb7cde60 r6:8569f980 r5:85590000 ** 2 printk messages dropped ** [ 1341.667432][ T32] Exception stack(0xeb975fb0 to 0xeb975ff8) ** 7 printk messages dropped ** [ 1341.668807][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1341.669621][ T32] 5d60: 800d0013 ffffffff ** 5 printk messages dropped ** [ 1341.670145][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1341.670780][ T32] r5:00001000 r4:dffd1000 ** 6 printk messages dropped ** [ 1341.671435][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1341.672229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1341.673086][ T32] r4:85591800 ** 3 printk messages dropped ** [ 1341.700409][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1341.701030][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1341.701900][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1341.703127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1341.720922][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1341.721925][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.722267][ T32] r5:00001000 r4:dffd1000 [ 1341.722321][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1341.722412][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.722530][ T32] r5:849a538c r4:849a5000 [ 1341.722589][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.722708][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1341.722771][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.722889][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.722967][ T32] r4:84af8400 [ 1341.723020][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.723133][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1341.723197][ T32] r4:00000001 [ 1341.723252][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.723400][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1341.734072][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.734232][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.734325][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.734411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.734479][ T32] r4:84af1fc0 [ 1341.734541][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.734631][ T32] INFO: task kworker/1:744:5375 blocked for more than 468 seconds. [ 1341.734713][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.734780][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.734836][ T32] task:kworker/1:744 state:D stack:0 pid:5375 tgid:5375 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.734978][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.735211][ T32] Call trace: [ 1341.735378][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1341.735518][ T32] r10:829187f4 r9:eb97dd84 r8:00000002 r7:60000013 r6:eb97dd8c r5:85593000 [ 1341.735579][ T32] r4:85593000 [ 1341.735630][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.735741][ T32] r5:85593000 r4:829187f0 [ 1341.735802][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.735906][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.736019][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb97de08 [ 1341.736083][ T32] r4:00000000 [ 1341.736206][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1341.736311][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1341.736413][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1341.736529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ad240 [ 1341.736598][ T32] r4:00000000 [ 1341.736663][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1341.736835][ T32] r9:83018205 r8:85593000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1341.736918][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.737020][ T32] r5:00001000 r4:eb48f000 [ 1341.737076][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1341.737175][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.737278][ T32] r5:8565bf8c r4:8565bc00 [ 1341.737332][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.737447][ T32] r7:ddde2d40 r6:83018200 r5:8565bf8c r4:8569fb00 [ 1341.737509][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.737651][ T32] r10:61c88647 r9:85593000 r8:8569fb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.737731][ T32] r4:8569fb00 [ 1341.737795][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.737930][ T32] r10:00000000 r9:8569fb00 r8:8027ed34 r7:eb979e60 r6:8569fb80 r5:85593000 [ 1341.738000][ T32] r4:00000001 [ 1341.738088][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.738188][ T32] Exception stack(0xeb97dfb0 to 0xeb97dff8) [ 1341.738274][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.738355][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.738429][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.738509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.738571][ T32] r4:856ad100 [ 1341.739299][ T32] INFO: task kworker/1:744:5375 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1341.739388][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1341.739844][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.739890][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1341.739923][ T32] 5d20: 87a73000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1341.739956][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1341.739984][ T32] 5d60: 800d0013 ffffffff [ 1341.740033][ T32] r5:800d0013 r4:80239bd0 [ 1341.740086][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.740184][ T32] r4:82ac11e4 [ 1341.740302][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.740405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1341.740468][ T32] r4:e0425dc0 [ 1341.740518][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1341.740846][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 9 printk messages dropped ** [ 1341.741794][ T32] r4:84af8400 ** 5 printk messages dropped ** [ 1341.742297][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.743031][ T32] task:kworker/1:745 state:D stack:0 pid:5377 tgid:5377 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.774534][ T32] r5:85592400 r4:829187f0 ** 3 printk messages dropped ** [ 1341.774914][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.775490][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1341.776362][ T32] r10:61c88647 r9:85592400 r8:8569fc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1341.776727][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1341.778031][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1341.778814][ T32] r4:e0425dc0 ** 7 printk messages dropped ** [ 1341.779421][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1341.780270][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.780585][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.781422][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.781990][ T32] r5:85593c00 r4:829187f0 ** 3 printk messages dropped ** [ 1341.782322][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1341.782505][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1341.782608][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1341.782734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ad5c0 [ 1341.782807][ T32] r4:00000000 [ 1341.782881][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1341.783057][ T32] r9:83018205 r8:85593c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1341.783140][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.783249][ T32] r5:00001000 r4:eb4d1000 [ 1341.807152][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1341.807389][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.807510][ T32] r5:8566478c r4:85664400 [ 1341.807569][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.807683][ T32] r7:ddde2d40 r6:83018200 r5:8566478c r4:8569fd00 [ 1341.807766][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.807932][ T32] r10:61c88647 r9:85593c00 r8:8569fd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.807997][ T32] r4:8569fd00 [ 1341.808054][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.808168][ T32] r10:00000000 r9:8569fd00 r8:8027ed34 r7:eb981e60 r6:8569fd80 r5:85593c00 [ 1341.808259][ T32] r4:00000001 [ 1341.808342][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.808439][ T32] Exception stack(0xeb8d5fb0 to 0xeb8d5ff8) [ 1341.808524][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.808606][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.808671][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.808729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.808761][ T32] r4:856ad500 [ 1341.809196][ T32] INFO: task kworker/1:746:5379 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1341.809269][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.809365][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.809442][ T32] Call trace: [ 1341.809490][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1341.809546][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1341.809589][ T32] r4:00000000 [ 1341.809616][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.809657][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1341.809713][ T32] 5d20: 88377000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1341.809773][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1341.809805][ T32] 5d60: 800d0013 ffffffff [ 1341.809831][ T32] r5:800d0013 r4:80239bd0 [ 1341.809854][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.809930][ T32] r4:82ac11e4 [ 1341.809956][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.810076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1341.810145][ T32] r4:e0425dc0 [ 1341.810207][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1341.810346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1341.810431][ T32] r4:00000000 [ 1341.810502][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1341.810622][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1341.810707][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.810810][ T32] r5:00001000 r4:dffd1000 ** 1 printk messages dropped ** [ 1341.810979][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1341.811959][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1341.812572][ T32] r4:85594800 ** 1 printk messages dropped ** [ 1341.812641][ T32] r5:85594800 r4:829187f0 ** 1 printk messages dropped ** [ 1341.812703][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1341.813254][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1341.837885][ T32] r10:00000000 r9:8569fe00 r8:8027ed34 r7:eb8d5e60 r6:8569fe80 r5:85594800 ** 8 printk messages dropped ** [ 1341.839330][ T32] INFO: task kworker/1:747:5381 is blocked on a mutex likely owned by task kworker/1:102:3666. ** 10 printk messages dropped ** [ 1341.840494][ T32] 5d60: 800d0013 ffffffff ** 1 printk messages dropped ** [ 1341.840608][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.840765][ T32] r4:82ac11e4 [ 1341.840829][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.840940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1341.841004][ T32] r4:e0425dc0 [ 1341.841076][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1341.841228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1341.841349][ T32] r4:00000000 [ 1341.841450][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1341.841569][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1341.841632][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.841734][ T32] r5:00001000 r4:dffd1000 [ 1341.841790][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1341.841939][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.842066][ T32] r5:849a538c r4:849a5000 [ 1341.842120][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.842313][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1341.842380][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.842489][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.842552][ T32] r4:84af8400 [ 1341.842598][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.842708][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1341.842793][ T32] r4:00000001 [ 1341.842877][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.842997][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1341.843072][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.843147][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.843222][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.843324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.843390][ T32] r4:84af1fc0 [ 1341.852119][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.852288][ T32] INFO: task kworker/1:748:5382 blocked for more than 468 seconds. [ 1341.852373][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.852436][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.852491][ T32] task:kworker/1:748 state:D stack:0 pid:5382 tgid:5382 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.852682][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.852847][ T32] Call trace: [ 1341.852955][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1341.853078][ T32] r10:829187f4 r9:eb98dd84 r8:00000002 r7:60000113 r6:eb98dd8c r5:85596000 [ 1341.853153][ T32] r4:85596000 [ 1341.853246][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.853410][ T32] r5:85596000 r4:829187f0 [ 1341.861485][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1341.861782][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb98de08 ** 8 printk messages dropped ** [ 1341.862555][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1341.874562][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.874970][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1341.876370][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1341.877301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 10 printk messages dropped ** [ 1341.877819][ T32] r5:849a538c r4:849a5000 ** 6 printk messages dropped ** [ 1341.878386][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 10 printk messages dropped ** [ 1341.878743][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1341.879199][ T32] r5:85590c00 r4:829187f0 ** 1 printk messages dropped ** [ 1341.879268][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.879697][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.879741][ T32] r5:00001000 r4:eb70f000 [ 1341.879784][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1341.879828][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.879878][ T32] r5:8566578c r4:85665400 [ 1341.879900][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.879963][ T32] r7:ddde2d40 r6:83018200 r5:8566578c r4:856b8000 [ 1341.880016][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.880126][ T32] r10:61c88647 r9:85590c00 r8:856b802c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.880207][ T32] r4:856b8000 [ 1341.880282][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.880383][ T32] r10:00000000 r9:856b8000 r8:8027ed34 r7:eb98de60 r6:856b8080 r5:85590c00 [ 1341.880452][ T32] r4:00000001 [ 1341.880505][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.880604][ T32] Exception stack(0xeb991fb0 to 0xeb991ff8) [ 1341.880684][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.880763][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.880835][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.880918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.880982][ T32] r4:856ada00 [ 1341.881401][ T32] INFO: task kworker/1:749:5385 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1341.881494][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.881673][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.881822][ T32] Call trace: [ 1341.881954][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1341.882108][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1341.882175][ T32] r4:00000000 [ 1341.882224][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.882310][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1341.882378][ T32] 5d20: 88b81000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1341.882455][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1341.882521][ T32] 5d60: 800d0013 ffffffff [ 1341.882582][ T32] r5:800d0013 r4:80239bd0 [ 1341.882663][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.882768][ T32] r4:82ac11e4 [ 1341.882823][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.882964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1341.883037][ T32] r4:e0425dc0 [ 1341.883098][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1341.883208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1341.883366][ T32] r4:00000000 [ 1341.906584][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1341.907169][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1341.908224][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.908686][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1341.909611][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1341.909803][ T32] r5:85596c00 r4:829187f0 ** 1 printk messages dropped ** [ 1341.909884][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.910739][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1341.912161][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1341.913128][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.937581][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1341.938635][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1341.939892][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1341.940848][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1341.941229][ T32] r5:8557a400 r4:829187f0 ** 5 printk messages dropped ** [ 1341.941765][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1341.942992][ T32] r7:ddde2d40 r6:83018200 r5:8566538c r4:856b8280 ** 8 printk messages dropped ** [ 1341.955074][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1341.957058][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.957568][ T32] r5:800d0013 r4:80239bd0 ** 1 printk messages dropped ** [ 1341.957806][ T32] r4:82ac11e4 [ 1341.957893][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.958038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1341.958116][ T32] r4:e0425dc0 [ 1341.958170][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1341.958290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1341.958365][ T32] r4:00000000 [ 1341.958463][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1341.958581][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1341.958644][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.958741][ T32] r5:00001000 r4:dffd1000 [ 1341.958831][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1341.958974][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.959083][ T32] r5:849a538c r4:849a5000 [ 1341.959143][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.959278][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1341.959344][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.959467][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.959592][ T32] r4:84af8400 [ 1341.959654][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.959766][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1341.959834][ T32] r4:00000001 [ 1341.959917][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.960008][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1341.960072][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.960173][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.960277][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.960355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.960410][ T32] r4:84af1fc0 [ 1341.960490][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.960606][ T32] INFO: task kworker/1:752:5391 blocked for more than 468 seconds. [ 1341.960690][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.960759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.960831][ T32] task:kworker/1:752 state:D stack:0 pid:5391 tgid:5391 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.960968][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.961118][ T32] Call trace: [ 1341.961238][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1341.961341][ T32] r10:829187f4 r9:eb989d84 r8:00000002 r7:60000113 r6:eb989d8c r5:85588c00 [ 1341.961395][ T32] r4:85588c00 [ 1341.961456][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.961556][ T32] r5:85588c00 r4:829187f0 [ 1341.961608][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.961706][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.961823][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb989e08 [ 1341.961898][ T32] r4:00000000 [ 1341.961955][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1341.962084][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1341.962202][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1341.962319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b3100 [ 1341.962405][ T32] r4:00000000 [ 1341.962469][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1341.962609][ T32] r9:83018205 r8:85588c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1341.962681][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.962783][ T32] r5:00001000 r4:eb71f000 [ 1341.962859][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1341.962969][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.963155][ T32] r5:85665b8c r4:85665800 [ 1341.963222][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.963385][ T32] r7:ddde2d40 r6:83018200 r5:85665b8c r4:856b8300 [ 1341.989328][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.989438][ T32] r10:61c88647 r9:85588c00 r8:856b832c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.989470][ T32] r4:856b8300 [ 1341.989496][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.989560][ T32] r10:00000000 r9:856b8300 r8:8027ed34 r7:eb991e60 r6:856b8380 r5:85588c00 [ 1341.989592][ T32] r4:00000001 [ 1341.989634][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.989706][ T32] Exception stack(0xeb989fb0 to 0xeb989ff8) [ 1341.989779][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.989858][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.989955][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.990058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.990124][ T32] r4:856b3000 [ 1341.990812][ T32] INFO: task kworker/1:752:5391 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1341.990911][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.991086][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.991208][ T32] Call trace: [ 1341.991288][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1341.992394][ T32] r4:e0425dc0 ** 4 printk messages dropped ** [ 1341.992783][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 12 printk messages dropped ** [ 1342.008386][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.008875][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1342.010036][ T32] r4:85589800 ** 1 printk messages dropped ** [ 1342.010208][ T32] r5:85589800 r4:829187f0 ** 1 printk messages dropped ** [ 1342.010347][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1342.011470][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1342.012512][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1342.035623][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1342.036630][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 9 printk messages dropped ** [ 1342.037525][ T32] r4:84af8400 ** 7 printk messages dropped ** [ 1342.038240][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1342.038527][ T32] INFO: task kworker/1:754:5395 blocked for more than 468 seconds. [ 1342.038612][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.038702][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.038765][ T32] task:kworker/1:754 state:D stack:0 pid:5395 tgid:5395 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.038891][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.038992][ T32] Call trace: [ 1342.039073][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1342.039177][ T32] r10:829187f4 r9:eb9a5d84 r8:00000002 r7:60000113 r6:eb9a5d8c r5:8558a400 [ 1342.039242][ T32] r4:8558a400 [ 1342.039322][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.039458][ T32] r5:8558a400 r4:829187f0 [ 1342.039520][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.039611][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.039734][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a5e08 [ 1342.039837][ T32] r4:00000000 [ 1342.039906][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1342.040016][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1342.040103][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.040200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b3240 [ 1342.040258][ T32] r4:00000000 [ 1342.040333][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.040438][ T32] r9:83018205 r8:8558a400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1342.040492][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.040590][ T32] r5:00001000 r4:eb7c5000 [ 1342.040637][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1342.040755][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.040873][ T32] r5:85665f8c r4:85665c00 [ 1342.040935][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.041041][ T32] r7:ddde2d40 r6:83018200 r5:85665f8c r4:856b8500 [ 1342.041102][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.041230][ T32] r10:61c88647 r9:8558a400 r8:856b852c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.041307][ T32] r4:856b8500 [ 1342.041355][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.041464][ T32] r10:00000000 r9:856b8500 r8:8027ed34 r7:eb9a1e60 r6:856b8580 r5:8558a400 [ 1342.041533][ T32] r4:00000001 [ 1342.041586][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.041668][ T32] Exception stack(0xeb9a5fb0 to 0xeb9a5ff8) [ 1342.041736][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.042808][ T32] INFO: task kworker/1:754:5395 is blocked on a mutex likely owned by task kworker/1:102:3666. ** 12 printk messages dropped ** [ 1342.076438][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1342.077451][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1342.078666][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.079540][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.080089][ T32] r5:8558b000 r4:829187f0 ** 5 printk messages dropped ** [ 1342.080560][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.081506][ T32] r5:8566678c r4:85666400 ** 6 printk messages dropped ** [ 1342.082183][ T32] r10:00000000 r9:856b8600 r8:8027ed34 r7:eb9a1e60 r6:856b8680 r5:8558b000 ** 10 printk messages dropped ** [ 1342.098384][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1342.099075][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 13 printk messages dropped ** [ 1342.099595][ T32] r5:849a538c r4:849a5000 ** 7 printk messages dropped ** [ 1342.099895][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.100318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1342.101551][ T32] r5:8558bc00 r4:829187f0 ** 2 printk messages dropped ** [ 1342.101840][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9ade08 ** 11 printk messages dropped ** [ 1342.102980][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1342.124268][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.124349][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.124429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.124518][ T32] r4:856b3440 [ 1342.125264][ T32] INFO: task kworker/1:756:5399 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1342.125364][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.125525][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.125665][ T32] Call trace: [ 1342.125756][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1342.125901][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1342.125991][ T32] r4:00000000 [ 1342.126081][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.126179][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1342.126282][ T32] 5d20: 89dd6000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1342.126373][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1342.126447][ T32] 5d60: 800d0013 ffffffff [ 1342.126514][ T32] r5:800d0013 r4:80239bd0 [ 1342.126571][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.126676][ T32] r4:82ac11e4 [ 1342.126755][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.126889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1342.126960][ T32] r4:e0425dc0 [ 1342.127018][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.127126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1342.127194][ T32] r4:00000000 [ 1342.127260][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.127378][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1342.127443][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.127550][ T32] r5:00001000 r4:dffd1000 [ 1342.127607][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1342.127702][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.127839][ T32] r5:849a538c r4:849a5000 [ 1342.127925][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.128038][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1342.128117][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.128251][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.128339][ T32] r4:84af8400 [ 1342.128401][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.128513][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1342.128576][ T32] r4:00000001 [ 1342.128627][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.128712][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1342.128796][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.128910][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.129005][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.129097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.129160][ T32] r4:84af1fc0 [ 1342.129217][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.129277][ T32] INFO: task kworker/1:757:5401 blocked for more than 468 seconds. [ 1342.129349][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.129417][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.129472][ T32] task:kworker/1:757 state:D stack:0 pid:5401 tgid:5401 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.129583][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.129702][ T32] Call trace: [ 1342.129824][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1342.130216][ T32] r5:8558c800 r4:829187f0 ** 1 printk messages dropped ** [ 1342.130374][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1342.131320][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1342.132388][ T32] r10:00000000 r9:856b8800 r8:8027ed34 r7:eb9ade60 r6:856b8880 r5:8558c800 ** 10 printk messages dropped ** [ 1342.164230][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1342.164866][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 14 printk messages dropped ** [ 1342.165557][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1342.166244][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1342.167160][ T32] r4:8558d400 ** 1 printk messages dropped ** [ 1342.167254][ T32] r5:8558d400 r4:829187f0 ** 6 printk messages dropped ** [ 1342.167548][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1342.168149][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1342.168864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1342.169462][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.169566][ T32] Call trace: [ 1342.169640][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1342.169756][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1342.169823][ T32] r4:00000000 [ 1342.169884][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.169974][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1342.170089][ T32] 5d20: 8a224000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1342.170168][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1342.170234][ T32] 5d60: 800d0013 ffffffff [ 1342.170298][ T32] r5:800d0013 r4:80239bd0 [ 1342.170351][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.170444][ T32] r4:82ac11e4 [ 1342.170498][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.170608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1342.170675][ T32] r4:e0425dc0 [ 1342.170730][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.170832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1342.170906][ T32] r4:00000000 [ 1342.170962][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.171095][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1342.171178][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.171281][ T32] r5:00001000 r4:dffd1000 [ 1342.171333][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1342.171428][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.171526][ T32] r5:849a538c r4:849a5000 [ 1342.171596][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.171704][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1342.171786][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.171931][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.172006][ T32] r4:84af8400 [ 1342.172062][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.172180][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1342.172244][ T32] r4:00000001 [ 1342.172290][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.172374][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1342.172434][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.172510][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.172583][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.172663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.172726][ T32] r4:84af1fc0 [ 1342.172780][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.172843][ T32] INFO: task kworker/1:759:5405 blocked for more than 468 seconds. [ 1342.172923][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.172955][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.172977][ T32] task:kworker/1:759 state:D stack:0 pid:5405 tgid:5405 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1342.173186][ T32] r10:829187f4 r9:eb99dd84 r8:00000002 r7:60000013 r6:eb99dd8c r5:8558ec00 ** 2 printk messages dropped ** [ 1342.173279][ T32] r5:8558ec00 r4:829187f0 ** 5 printk messages dropped ** [ 1342.191724][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1342.192708][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1342.212673][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1342.215066][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1342.215810][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1342.216436][ T32] r5:00001000 r4:dffd1000 ** 7 printk messages dropped ** [ 1342.217104][ T32] r4:84af8400 ** 7 printk messages dropped ** [ 1342.217751][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1342.218724][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1342.219408][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.219894][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1342.220948][ T32] r4:856b8b00 ** 6 printk messages dropped ** [ 1342.221497][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.222652][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.222783][ T32] Call trace: [ 1342.222943][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1342.223087][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1342.223164][ T32] r4:00000000 [ 1342.223234][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.247204][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1342.247460][ T32] 5d20: 8a7b3000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1342.247564][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1342.247642][ T32] 5d60: 800d0013 ffffffff [ 1342.247713][ T32] r5:800d0013 r4:80239bd0 [ 1342.247769][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.247941][ T32] r4:82ac11e4 [ 1342.248012][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.248135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1342.248200][ T32] r4:e0425dc0 [ 1342.248285][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.248401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1342.248465][ T32] r4:00000000 [ 1342.248517][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.248628][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1342.248690][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.248795][ T32] r5:00001000 r4:dffd1000 [ 1342.248876][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1342.248977][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.249078][ T32] r5:849a538c r4:849a5000 [ 1342.249133][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.249241][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1342.249298][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.249405][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.249469][ T32] r4:84af8400 [ 1342.249521][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.249630][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1342.249695][ T32] r4:00000001 [ 1342.249747][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.249833][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1342.249909][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.250063][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.250172][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.250253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.250321][ T32] r4:84af1fc0 [ 1342.250388][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.250454][ T32] INFO: task kworker/1:761:5409 blocked for more than 468 seconds. ** 5 printk messages dropped ** [ 1342.251088][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1342.251469][ T32] r5:8558e000 r4:829187f0 ** 3 printk messages dropped ** [ 1342.251787][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.252217][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1342.252942][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1342.270601][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1342.271671][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.272036][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1342.272466][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1342.273047][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.286710][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.287301][ T32] r5:85595400 r4:829187f0 ** 3 printk messages dropped ** [ 1342.287458][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.287889][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1342.288419][ T32] r10:61c88647 r9:85595400 r8:856b8d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1342.288852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1342.290132][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1342.290719][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 9 printk messages dropped ** [ 1342.291331][ T32] r4:84af8400 ** 2 printk messages dropped ** [ 1342.291434][ T32] r4:00000001 [ 1342.291455][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.291493][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1342.291522][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.291555][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.291619][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.291657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.291684][ T32] r4:84af1fc0 [ 1342.291707][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.291737][ T32] INFO: task kworker/1:763:5413 blocked for more than 468 seconds. [ 1342.291794][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.291825][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.291848][ T32] task:kworker/1:763 state:D stack:0 pid:5413 tgid:5413 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.291913][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.292111][ T32] Call trace: [ 1342.292148][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1342.292284][ T32] r10:829187f4 r9:eb9c5d84 r8:00000002 r7:60000113 r6:eb9c5d8c r5:85598000 [ 1342.292333][ T32] r4:85598000 [ 1342.292358][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.292402][ T32] r5:85598000 r4:829187f0 [ 1342.292433][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.292474][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.292523][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c5e08 [ 1342.292549][ T32] r4:00000000 [ 1342.292587][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1342.292634][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1342.292675][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.292720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c9240 [ 1342.292747][ T32] r4:00000000 [ 1342.292805][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.292857][ T32] r9:83018205 r8:85598000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1342.292933][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.292983][ T32] r5:00001000 r4:eb899000 [ 1342.293005][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1342.293046][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.293090][ T32] r5:85674b8c r4:85674800 [ 1342.293151][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.293204][ T32] r7:ddde2d40 r6:83018200 r5:85674b8c r4:856b8e00 [ 1342.293229][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.293277][ T32] r10:61c88647 r9:85598000 r8:856b8e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.293305][ T32] r4:856b8e00 [ 1342.293340][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.314180][ T32] r10:00000000 r9:856b8e00 r8:8027ed34 r7:eb9c1e60 r6:856b8e80 r5:85598000 [ 1342.314234][ T32] r4:00000001 [ 1342.314262][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.314327][ T32] Exception stack(0xeb9c5fb0 to 0xeb9c5ff8) [ 1342.314361][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.314405][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.314440][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.314592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1342.315755][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.316151][ T32] r5:800d0013 r4:80239bd0 ** 7 printk messages dropped ** [ 1342.316713][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.317025][ T32] r5:849a538c r4:849a5000 ** 6 printk messages dropped ** [ 1342.317362][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 10 printk messages dropped ** [ 1342.317858][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1342.318286][ T32] r5:85598c00 r4:829187f0 ** 2 printk messages dropped ** [ 1342.318397][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c9e08 ** 8 printk messages dropped ** [ 1342.318774][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1342.319481][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1342.319899][ T32] r4:856c9100 ** 8 printk messages dropped ** [ 1342.320673][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1342.321039][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1342.321277][ T32] r5:00001000 r4:dffd1000 ** 7 printk messages dropped ** [ 1342.321606][ T32] r4:84af8400 ** 7 printk messages dropped ** [ 1342.322086][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1342.322530][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1342.322877][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.323076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c9880 ** 11 printk messages dropped ** [ 1342.346520][ T32] r10:61c88647 r9:85599800 r8:856cb02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1342.346859][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.346903][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.346936][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.347034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.347065][ T32] r4:856c9200 [ 1342.347488][ T32] INFO: task kworker/1:765:5418 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1342.347635][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.347824][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.347946][ T32] Call trace: [ 1342.348135][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1342.348194][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1342.348225][ T32] r4:00000000 [ 1342.348247][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.348288][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1342.348321][ T32] 5d20: 8b604000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1342.348368][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1342.348546][ T32] 5d60: 800d0013 ffffffff [ 1342.348580][ T32] r5:800d0013 r4:80239bd0 [ 1342.348654][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.348720][ T32] r4:82ac11e4 [ 1342.348747][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.348796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1342.348856][ T32] r4:e0425dc0 [ 1342.348924][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.348975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1342.349002][ T32] r4:00000000 [ 1342.349024][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.349074][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1342.349115][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.349166][ T32] r5:00001000 r4:dffd1000 [ 1342.349225][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1342.349271][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.349318][ T32] r5:849a538c r4:849a5000 [ 1342.349340][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.349388][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1342.349412][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.349489][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.349556][ T32] r4:84af8400 [ 1342.349581][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.349630][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1342.349842][ T32] r4:00000001 [ 1342.349872][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.349922][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1342.349991][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.350073][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.350121][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.350159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.350186][ T32] r4:84af1fc0 [ 1342.350210][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.350317][ T32] INFO: task kworker/1:766:5419 blocked for more than 468 seconds. [ 1342.350359][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.350389][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1342.350752][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.351180][ T32] r5:8559a400 r4:829187f0 ** 1 printk messages dropped ** [ 1342.351351][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1342.351738][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1342.352397][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1342.353281][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1342.366485][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1342.366898][ T32] r5:00001000 r4:dffd1000 ** 7 printk messages dropped ** [ 1342.367496][ T32] r4:84af8400 ** 5 printk messages dropped ** [ 1342.367822][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1342.367967][ T32] r4:84af1fc0 [ 1342.368080][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.368123][ T32] INFO: task kworker/1:767:5421 blocked for more than 468 seconds. [ 1342.368162][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.368194][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.368219][ T32] task:kworker/1:767 state:D stack:0 pid:5421 tgid:5421 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.368271][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.368315][ T32] Call trace: [ 1342.368349][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1342.368427][ T32] r10:829187f4 r9:eb9d1d84 r8:00000002 r7:60000013 r6:eb9d1d8c r5:8559b000 [ 1342.368461][ T32] r4:8559b000 [ 1342.368483][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.368528][ T32] r5:8559b000 r4:829187f0 [ 1342.368551][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.368593][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.368663][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d1e08 [ 1342.368706][ T32] r4:00000000 [ 1342.368810][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1342.368854][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1342.368900][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.369006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c9500 [ 1342.369053][ T32] r4:00000000 [ 1342.369078][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.369133][ T32] r9:83018205 r8:8559b000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1342.369161][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.369232][ T32] r5:00001000 r4:eb8af000 [ 1342.369258][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1342.369313][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.369361][ T32] r5:8567538c r4:85675000 [ 1342.369384][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.369503][ T32] r7:ddde2d40 r6:83018200 r5:8567538c r4:856cb200 [ 1342.369532][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.369593][ T32] r10:61c88647 r9:8559b000 r8:856cb22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.369623][ T32] r4:856cb200 [ 1342.369648][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.369789][ T32] r10:00000000 r9:856cb200 r8:8027ed34 r7:eb9cde60 r6:856cb280 r5:8559b000 [ 1342.369820][ T32] r4:00000001 [ 1342.369894][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.369981][ T32] Exception stack(0xeb9d1fb0 to 0xeb9d1ff8) [ 1342.370059][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.370105][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.370138][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.370179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.370208][ T32] r4:856c9440 [ 1342.370654][ T32] INFO: task kworker/1:767:5421 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1342.370700][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1342.371630][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 12 printk messages dropped ** [ 1342.372342][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1342.372992][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.390881][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.391155][ T32] r5:8559bc00 r4:829187f0 ** 3 printk messages dropped ** [ 1342.391361][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.391601][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1342.392075][ T32] r10:61c88647 r9:8559bc00 r8:856cb32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1342.392480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1342.408569][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1342.409014][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 9 printk messages dropped ** [ 1342.409430][ T32] r4:84af8400 ** 6 printk messages dropped ** [ 1342.409691][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1342.410231][ T32] r10:829187f4 r9:eb9e1d84 r8:00000002 r7:60000113 r6:eb9e1d8c r5:8559d400 ** 6 printk messages dropped ** [ 1342.410527][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.410826][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.411188][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1342.411811][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1342.412754][ T32] r4:00000000 [ 1342.412776][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.412817][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1342.412850][ T32] 5d20: 8bd91000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1342.412916][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1342.412949][ T32] 5d60: 800d0013 ffffffff [ 1342.412976][ T32] r5:800d0013 r4:80239bd0 [ 1342.413017][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.413065][ T32] r4:82ac11e4 [ 1342.413088][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.413133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1342.413160][ T32] r4:e0425dc0 [ 1342.413182][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.413226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1342.413253][ T32] r4:00000000 [ 1342.413274][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.413385][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1342.433924][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.434056][ T32] r5:00001000 r4:dffd1000 [ 1342.434085][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1342.434152][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.434205][ T32] r5:849a538c r4:849a5000 [ 1342.434228][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.434300][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1342.434330][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.434383][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.434421][ T32] r4:84af8400 [ 1342.434443][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.434493][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1342.434521][ T32] r4:00000001 [ 1342.434543][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.434582][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1342.434633][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.434674][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.434709][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.434774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.434807][ T32] r4:84af1fc0 [ 1342.434834][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.434865][ T32] INFO: task kworker/1:770:5427 blocked for more than 468 seconds. [ 1342.434962][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.435048][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.435076][ T32] task:kworker/1:770 state:D stack:0 pid:5427 tgid:5427 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.435162][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.435230][ T32] Call trace: [ 1342.435266][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1342.435469][ T32] r10:829187f4 r9:eb9edd84 r8:00000002 r7:60000113 r6:eb9edd8c r5:8559ec00 [ 1342.435504][ T32] r4:8559ec00 [ 1342.435527][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.435572][ T32] r5:8559ec00 r4:829187f0 [ 1342.435635][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.435682][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.435741][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9ede08 [ 1342.435772][ T32] r4:00000000 [ 1342.435799][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1342.435842][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1342.436077][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1342.436509][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1342.437151][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1342.438240][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1342.438775][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 11 printk messages dropped ** [ 1342.439457][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 13 printk messages dropped ** [ 1342.440095][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.440319][ T32] r5:84a0ec00 r4:829187f0 ** 3 printk messages dropped ** [ 1342.440458][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1342.440863][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1342.441418][ T32] r10:00000000 r9:856cb600 r8:8027ed34 r7:eb9ede60 r6:856a3200 r5:84a0ec00 ** 11 printk messages dropped ** [ 1342.442503][ T32] Call trace: ** 7 printk messages dropped ** [ 1342.442842][ T32] 5d60: 800d0013 ffffffff ** 7 printk messages dropped ** [ 1342.443249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1342.443276][ T32] r4:00000000 [ 1342.443301][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.464361][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1342.464496][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.464605][ T32] r5:00001000 r4:dffd1000 [ 1342.464639][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1342.464703][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.464753][ T32] r5:849a538c r4:849a5000 [ 1342.464779][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.464837][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1342.464865][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.464929][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.464958][ T32] r4:84af8400 [ 1342.465004][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.465063][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1342.465092][ T32] r4:00000001 [ 1342.465115][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.465156][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1342.465192][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.465230][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.465265][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.465302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.465331][ T32] r4:84af1fc0 [ 1342.465358][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.465400][ T32] INFO: task kworker/1:772:5432 blocked for more than 468 seconds. [ 1342.465439][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.465471][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.465522][ T32] task:kworker/1:772 state:D stack:0 pid:5432 tgid:5432 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.465805][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.465921][ T32] Call trace: [ 1342.465979][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1342.466063][ T32] r10:829187f4 r9:eba0dd84 r8:00000002 r7:60000013 r6:eba0dd8c r5:84a0d400 [ 1342.466092][ T32] r4:84a0d400 [ 1342.466115][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.466159][ T32] r5:84a0d400 r4:829187f0 [ 1342.466210][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.466259][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.466329][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba0de08 [ 1342.466359][ T32] r4:00000000 [ 1342.466382][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1342.466425][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1342.466748][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1342.467247][ T32] r10:00000000 r9:856cb680 r8:8027ed34 r7:eba01e60 r6:856a3280 r5:84a0d400 ** 9 printk messages dropped ** [ 1342.468031][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1342.468844][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1342.469118][ T32] r5:00001000 r4:dffd1000 ** 6 printk messages dropped ** [ 1342.469610][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1342.470224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1342.470760][ T32] r4:8559e000 ** 1 printk messages dropped ** [ 1342.470834][ T32] r5:8559e000 r4:829187f0 ** 6 printk messages dropped ** [ 1342.471140][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1342.471852][ T32] r7:ddde2d40 r6:83018200 r5:85677b8c r4:856cb700 ** 10 printk messages dropped ** [ 1342.472347][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1342.473223][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1342.488512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 10 printk messages dropped ** [ 1342.488962][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1342.489369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1342.490302][ T32] r4:8559c800 ** 3 printk messages dropped ** [ 1342.490522][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1342.490846][ T32] r4:00000000 [ 1342.490901][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1342.490954][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1342.490994][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.491057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569de00 [ 1342.491090][ T32] r4:00000000 [ 1342.491111][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.491159][ T32] r9:83018205 r8:8559c800 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1342.491187][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.491249][ T32] r5:00001000 r4:eba09000 [ 1342.491303][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1342.491351][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.491396][ T32] r5:85676f8c r4:85676c00 [ 1342.491419][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.491467][ T32] r7:ddde2d40 r6:83018200 r5:85676f8c r4:856cb800 [ 1342.491491][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.491540][ T32] r10:61c88647 r9:8559c800 r8:856cb82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.491567][ T32] r4:856cb800 [ 1342.491588][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.491636][ T32] r10:00000000 r9:856cb800 r8:8027ed34 r7:eb9e5e60 r6:856cb880 r5:8559c800 [ 1342.491688][ T32] r4:00000001 [ 1342.491715][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.491755][ T32] Exception stack(0xeb9ddfb0 to 0xeb9ddff8) [ 1342.491890][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.491931][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.491970][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.492026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.492058][ T32] r4:847960c0 [ 1342.492473][ T32] INFO: task kworker/1:774:5435 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1342.492511][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.492600][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.492859][ T32] Call trace: [ 1342.492898][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1342.493013][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1342.493059][ T32] r4:00000000 [ 1342.493084][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.493127][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1342.493161][ T32] 5d20: 8c6b3000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1342.493195][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1342.493223][ T32] 5d60: 800d0013 ffffffff [ 1342.493249][ T32] r5:800d0013 r4:80239bd0 [ 1342.493270][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.493313][ T32] r4:82ac11e4 [ 1342.493373][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.513193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1342.513248][ T32] r4:e0425dc0 [ 1342.513275][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.513790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1342.513901][ T32] r4:00000000 [ 1342.513955][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.514109][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1342.514174][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.514280][ T32] r5:00001000 r4:dffd1000 ** 3 printk messages dropped ** [ 1342.514626][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1342.515630][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1342.516401][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1342.516757][ T32] r5:85700000 r4:829187f0 [ 1342.516807][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.516903][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.517004][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba11e08 [ 1342.517064][ T32] r4:00000000 [ 1342.517111][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1342.517195][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1342.517313][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.517425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d8040 [ 1342.517488][ T32] r4:00000000 [ 1342.517534][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.517634][ T32] r9:83018205 r8:85700000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1342.517713][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1342.517859][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1342.518702][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.519225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1342.520881][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 13 printk messages dropped ** [ 1342.521897][ T32] r5:00001000 r4:dffd1000 ** 7 printk messages dropped ** [ 1342.522546][ T32] r4:84af8400 ** 6 printk messages dropped ** [ 1342.523115][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1342.559399][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1342.559573][ T32] r5:85700c00 r4:829187f0 ** 3 printk messages dropped ** [ 1342.559907][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.560160][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1342.560604][ T32] r10:61c88647 r9:85700c00 r8:856cba2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 11 printk messages dropped ** [ 1342.561399][ T32] INFO: task kworker/1:776:5439 is blocked on a mutex likely owned by task kworker/1:102:3666. ** 11 printk messages dropped ** [ 1342.562104][ T32] r5:800d0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1342.562393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 8 printk messages dropped ** [ 1342.562786][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1342.563237][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.563268][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.563301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.563327][ T32] r4:84af1fc0 [ 1342.563407][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.570745][ T32] INFO: task kworker/1:777:5442 blocked for more than 469 seconds. [ 1342.570845][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.570892][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.570919][ T32] task:kworker/1:777 state:D stack:0 pid:5442 tgid:5442 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.570984][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.571047][ T32] Call trace: [ 1342.571084][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1342.571144][ T32] r10:829187f4 r9:eba2dd84 r8:00000002 r7:60000113 r6:eba2dd8c r5:85701800 [ 1342.571173][ T32] r4:85701800 [ 1342.571271][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.571321][ T32] r5:85701800 r4:829187f0 [ 1342.571346][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.571389][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.571440][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba2de08 [ 1342.571468][ T32] r4:00000000 [ 1342.571585][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1342.571630][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1342.571674][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.571719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d8480 [ 1342.571746][ T32] r4:00000000 [ 1342.571787][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.571842][ T32] r9:83018205 r8:85701800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1342.571876][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.571925][ T32] r5:00001000 r4:eba35000 [ 1342.571947][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1342.571989][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.572034][ T32] r5:85677f8c r4:85677c00 [ 1342.572056][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.572107][ T32] r7:ddde2d40 r6:83018200 r5:85677f8c r4:856cbb00 [ 1342.572132][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.572208][ T32] r10:61c88647 r9:85701800 r8:856cbb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.572241][ T32] r4:856cbb00 [ 1342.572263][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.572312][ T32] r10:00000000 r9:856cbb00 r8:8027ed34 r7:eb9e5e60 r6:856cbb80 r5:85701800 [ 1342.572340][ T32] r4:00000001 [ 1342.572361][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.572399][ T32] Exception stack(0xeba2dfb0 to 0xeba2dff8) [ 1342.572429][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.572463][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.572495][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.572543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.572575][ T32] r4:856d8340 [ 1342.572987][ T32] INFO: task kworker/1:777:5442 is blocked on a mutex likely owned by task kworker/1:102:3666. ** 7 printk messages dropped ** [ 1342.584130][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1342.584742][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1342.585002][ T32] r5:00001000 r4:dffd1000 ** 5 printk messages dropped ** [ 1342.585224][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1342.585689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1342.586225][ T32] r10:829187f4 r9:eba39d84 r8:00000002 r7:60000013 r6:eba39d8c r5:85702400 ** 6 printk messages dropped ** [ 1342.586532][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.586873][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1342.587441][ T32] r4:856cbc00 ** 5 printk messages dropped ** [ 1342.587682][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.588811][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1342.589545][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1342.589931][ T32] r5:00001000 r4:dffd1000 ** 6 printk messages dropped ** [ 1342.590361][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.590491][ T32] r4:84af8400 [ 1342.590517][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.590574][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1342.590728][ T32] r4:00000001 [ 1342.590783][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.590827][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1342.590874][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.590945][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.590981][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.591043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.591075][ T32] r4:84af1fc0 [ 1342.591099][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.591127][ T32] INFO: task kworker/1:779:5446 blocked for more than 469 seconds. [ 1342.591159][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.591189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.591220][ T32] task:kworker/1:779 state:D stack:0 pid:5446 tgid:5446 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.591327][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.591394][ T32] Call trace: [ 1342.591428][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1342.591480][ T32] r10:829187f4 r9:eba41d84 r8:00000002 r7:60000113 r6:eba41d8c r5:85703000 [ 1342.591560][ T32] r4:85703000 [ 1342.591701][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.591777][ T32] r5:85703000 r4:829187f0 [ 1342.591804][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.591847][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.591905][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba41e08 [ 1342.591935][ T32] r4:00000000 [ 1342.591958][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1342.591998][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1342.592037][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.592083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d8680 [ 1342.592111][ T32] r4:00000000 [ 1342.592133][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.592269][ T32] r9:83018205 r8:85703000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1342.592301][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.592347][ T32] r5:00001000 r4:eba43000 ** 3 printk messages dropped ** [ 1342.592589][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1342.593175][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1342.616206][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.616569][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 12 printk messages dropped ** [ 1342.617080][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1342.617528][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.618194][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.618529][ T32] r5:85703c00 r4:829187f0 ** 5 printk messages dropped ** [ 1342.618796][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1342.619346][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1342.619898][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1342.620684][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.620941][ T32] r5:800d0013 r4:80239bd0 ** 7 printk messages dropped ** [ 1342.621270][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.621573][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1342.622107][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.622455][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.622849][ T32] r5:85704800 r4:829187f0 ** 6 printk messages dropped ** [ 1342.623244][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1342.640513][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1342.641119][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1342.641776][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.641827][ T32] Call trace: [ 1342.641860][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1342.641922][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1342.641960][ T32] r4:00000000 [ 1342.642022][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.642080][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1342.642116][ T32] 5d20: 8d92a000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1342.642150][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1342.642179][ T32] 5d60: 800d0013 ffffffff [ 1342.642205][ T32] r5:800d0013 r4:80239bd0 [ 1342.642227][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.642287][ T32] r4:82ac11e4 [ 1342.642314][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.642360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1342.642387][ T32] r4:e0425dc0 [ 1342.642408][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.642480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1342.642511][ T32] r4:00000000 [ 1342.642534][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.642583][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1342.642609][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.642653][ T32] r5:00001000 r4:dffd1000 [ 1342.642674][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1342.642715][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.642761][ T32] r5:849a538c r4:849a5000 [ 1342.642833][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.642893][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1342.642919][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.642967][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.642995][ T32] r4:84af8400 [ 1342.643042][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.643095][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1342.643122][ T32] r4:00000001 [ 1342.643143][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.643179][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1342.643207][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.643240][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.643272][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.643367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.656603][ T32] r4:84af1fc0 [ 1342.656655][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.656711][ T32] INFO: task kworker/1:782:5452 blocked for more than 469 seconds. [ 1342.656755][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.656787][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.656811][ T32] task:kworker/1:782 state:D stack:0 pid:5452 tgid:5452 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.656881][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.656947][ T32] Call trace: [ 1342.656982][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1342.657231][ T32] r10:829187f4 r9:eba61d84 r8:00000002 r7:60000013 r6:eba61d8c r5:85705400 [ 1342.657264][ T32] r4:85705400 [ 1342.657287][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.657470][ T32] r5:85705400 r4:829187f0 [ 1342.657506][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.657553][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.657603][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba61e08 [ 1342.657631][ T32] r4:00000000 [ 1342.657653][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1342.657730][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1342.657778][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.657835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d8b40 [ 1342.657870][ T32] r4:00000000 [ 1342.657893][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.657945][ T32] r9:83018205 r8:85705400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1342.657977][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.658051][ T32] r5:00001000 r4:eba5d000 [ 1342.658075][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1342.658117][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.658188][ T32] r5:8567cf8c r4:8567cc00 [ 1342.658216][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.658282][ T32] r7:ddde2d40 r6:83018200 r5:8567cf8c r4:856eb000 [ 1342.658311][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.658677][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1342.659743][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1342.660185][ T32] r4:e0425dc0 [ 1342.660207][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.660348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1342.660381][ T32] r4:00000000 [ 1342.660403][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.660453][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1342.660479][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.660533][ T32] r5:00001000 r4:dffd1000 [ 1342.660559][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1342.660627][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.660675][ T32] r5:849a538c r4:849a5000 [ 1342.660708][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1342.661178][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1342.661919][ T32] r5:85706c00 r4:829187f0 ** 6 printk messages dropped ** [ 1342.662241][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 18 printk messages dropped ** [ 1342.683099][ T32] Exception stack(0xeba19fb0 to 0xeba19ff8) ** 15 printk messages dropped ** [ 1342.684818][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1342.685093][ T32] r4:e0425dc0 [ 1342.685116][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.685174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1342.685206][ T32] r4:00000000 [ 1342.685263][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.685318][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1342.685346][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.685392][ T32] r5:00001000 r4:dffd1000 [ 1342.685470][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1342.685526][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.685574][ T32] r5:849a538c r4:849a5000 [ 1342.685608][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.685662][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1342.685707][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.685806][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.685837][ T32] r4:84af8400 [ 1342.685860][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.685968][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1342.686022][ T32] r4:00000001 [ 1342.686057][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.686180][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1342.686220][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.686279][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.686316][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.686350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.686452][ T32] r4:84af1fc0 ** 2 printk messages dropped ** [ 1342.686560][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1342.687149][ T32] r5:85709800 r4:829187f0 [ 1342.687172][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1342.687431][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1342.688133][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1342.688663][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1342.689368][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1342.689962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 10 printk messages dropped ** [ 1342.690461][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1342.691141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1342.692066][ T32] r5:84a0c800 r4:829187f0 ** 1 printk messages dropped ** [ 1342.692155][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1342.692662][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1342.693171][ T32] Exception stack(0xeba69fb0 to 0xeba69ff8) ** 6 printk messages dropped ** [ 1342.715254][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.715338][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.715412][ T32] Call trace: [ 1342.715450][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1342.715531][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1342.715564][ T32] r4:00000000 [ 1342.715587][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.715656][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1342.715695][ T32] 5d20: 8e360000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1342.715730][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1342.715758][ T32] 5d60: 800d0013 ffffffff [ 1342.715784][ T32] r5:800d0013 r4:80239bd0 [ 1342.715807][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.715853][ T32] r4:82ac11e4 [ 1342.715929][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.715981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1342.716009][ T32] r4:e0425dc0 [ 1342.716030][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.716075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1342.716103][ T32] r4:00000000 [ 1342.716151][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.716257][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1342.716313][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.716364][ T32] r5:00001000 r4:dffd1000 [ 1342.716388][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1342.716431][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.716492][ T32] r5:849a538c r4:849a5000 [ 1342.716526][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.716578][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1342.716602][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.716689][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.716728][ T32] r4:84af8400 [ 1342.716751][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1342.716876][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1342.717560][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.717782][ T32] r5:84a0b000 r4:829187f0 [ 1342.717859][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1342.718212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e8140 ** 9 printk messages dropped ** [ 1342.718889][ T32] r7:dddced40 r6:83018000 r5:855b738c r4:856a3400 ** 9 printk messages dropped ** [ 1342.719307][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1342.720623][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1342.721138][ T32] r4:00000000 [ 1342.721165][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.721227][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1342.721292][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.721367][ T32] r5:00001000 r4:dffd1000 [ 1342.721400][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1342.721442][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.721486][ T32] r5:849a538c r4:849a5000 [ 1342.721508][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.721575][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1342.721603][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.721653][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.721679][ T32] r4:84af8400 [ 1342.721701][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.721749][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1342.721775][ T32] r4:00000001 [ 1342.721822][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.721864][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1342.721899][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.721932][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.721967][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.722024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.722068][ T32] r4:84af1fc0 [ 1342.722093][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.722119][ T32] INFO: task kworker/1:785:5462 blocked for more than 469 seconds. [ 1342.722161][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.722191][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.722214][ T32] task:kworker/1:785 state:D stack:0 pid:5462 tgid:5462 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.722273][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.722332][ T32] Call trace: [ 1342.722386][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1342.722462][ T32] r10:829187f4 r9:eba81d84 r8:00000002 r7:60000113 r6:eba81d8c r5:84a09800 [ 1342.722511][ T32] r4:84a09800 [ 1342.722671][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.722719][ T32] r5:84a09800 r4:829187f0 [ 1342.722742][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.722783][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.722831][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba81e08 [ 1342.722876][ T32] r4:00000000 [ 1342.722902][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1342.722942][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1342.722981][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.723052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e22c0 ** 3 printk messages dropped ** [ 1342.723249][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1342.745068][ T32] r10:00000000 r9:856eb300 r8:8027ed34 r7:eba7de60 r6:856a3500 r5:84a09800 ** 9 printk messages dropped ** [ 1342.745843][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.746191][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1342.746251][ T32] 5d20: 8e856000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1342.746292][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1342.746320][ T32] 5d60: 800d0013 ffffffff [ 1342.746406][ T32] r5:800d0013 r4:80239bd0 [ 1342.746434][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.746511][ T32] r4:82ac11e4 [ 1342.746541][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.746589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1342.746627][ T32] r4:e0425dc0 [ 1342.746649][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.746695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1342.746800][ T32] r4:00000000 [ 1342.746833][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.746889][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1342.746916][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.746986][ T32] r5:00001000 r4:dffd1000 [ 1342.747100][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.747193][ T32] r5:849a538c r4:849a5000 ** 7 printk messages dropped ** [ 1342.747495][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.747753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1342.748470][ T32] r4:84a0a400 ** 1 printk messages dropped ** [ 1342.748534][ T32] r5:84a0a400 r4:829187f0 [ 1342.748556][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1342.748892][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.749165][ T32] r5:8567e38c r4:8567e000 ** 6 printk messages dropped ** [ 1342.749624][ T32] r10:00000000 r9:856eb380 r8:8027ed34 r7:eba7de60 r6:856a3580 r5:84a0a400 ** 9 printk messages dropped ** [ 1342.750235][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1342.751545][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1342.751790][ T32] r5:00001000 r4:dffd1000 ** 7 printk messages dropped ** [ 1342.752110][ T32] r4:84af8400 ** 5 printk messages dropped ** [ 1342.752484][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.752889][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.753231][ T32] r5:84a0e000 r4:829187f0 ** 6 printk messages dropped ** [ 1342.779792][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1342.780289][ T32] r7:ddde2d40 r6:83018200 r5:8567e78c r4:856eb400 ** 1 printk messages dropped ** [ 1342.780433][ T32] r10:61c88647 r9:84a0e000 r8:856eb42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.780465][ T32] r4:856eb400 [ 1342.780488][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.780538][ T32] r10:00000000 r9:856eb400 r8:8027ed34 r7:eba89e60 r6:856a3600 r5:84a0e000 [ 1342.780584][ T32] r4:00000001 [ 1342.780646][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.780691][ T32] Exception stack(0xeba8dfb0 to 0xeba8dff8) [ 1342.780749][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.780796][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.780827][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.780862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.780895][ T32] r4:856e2580 [ 1342.781316][ T32] INFO: task kworker/1:787:5467 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1342.781404][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.781483][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.781571][ T32] Call trace: [ 1342.781612][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1342.781666][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1342.781695][ T32] r4:00000000 [ 1342.781742][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.781789][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1342.781824][ T32] 5d20: 8ecd4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1342.781864][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1342.781942][ T32] 5d60: 800d0013 ffffffff [ 1342.782061][ T32] r5:800d0013 r4:80239bd0 [ 1342.782095][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.782143][ T32] r4:82ac11e4 [ 1342.782166][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.782212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1342.782239][ T32] r4:e0425dc0 [ 1342.782261][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.782308][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1342.782335][ T32] r4:00000000 [ 1342.782356][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.782405][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1342.782561][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.782689][ T32] r5:00001000 r4:dffd1000 [ 1342.782716][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1342.782783][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.782864][ T32] r5:849a538c r4:849a5000 [ 1342.782898][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.782949][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1342.782974][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.783024][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.783050][ T32] r4:84af8400 [ 1342.783072][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.783122][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 7 printk messages dropped ** [ 1342.796130][ T32] r4:84af1fc0 ** 8 printk messages dropped ** [ 1342.796674][ T32] r10:829187f4 r9:eba91d84 r8:00000002 r7:600f0013 r6:eba91d8c r5:84a0bc00 ** 2 printk messages dropped ** [ 1342.796824][ T32] r5:84a0bc00 r4:829187f0 ** 5 printk messages dropped ** [ 1342.797102][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1342.797843][ T32] r7:ddde2d40 r6:83018200 r5:8567f38c r4:856eb480 ** 8 printk messages dropped ** [ 1342.798278][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1342.799101][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1342.799415][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1342.799793][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.800109][ T32] r5:849a538c r4:849a5000 ** 7 printk messages dropped ** [ 1342.800393][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.800582][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1342.801051][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1342.801231][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.801475][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1342.801992][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1342.802601][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1342.826057][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1342.826477][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1342.826686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 11 printk messages dropped ** [ 1342.827497][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1342.827906][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.828014][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.828054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.828109][ T32] r4:84af1fc0 [ 1342.828139][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.828185][ T32] INFO: task kworker/1:790:5472 blocked for more than 469 seconds. [ 1342.828248][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.828302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.828329][ T32] task:kworker/1:790 state:D stack:0 pid:5472 tgid:5472 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.828642][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.828694][ T32] Call trace: [ 1342.828727][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1342.828777][ T32] r10:829187f4 r9:eba99d84 r8:00000002 r7:60000113 r6:eba99d8c r5:84480000 [ 1342.828805][ T32] r4:84480000 [ 1342.828861][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.828914][ T32] r5:84480000 r4:829187f0 [ 1342.828965][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.829028][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.829082][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba99e08 [ 1342.829111][ T32] r4:00000000 [ 1342.829133][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1342.829173][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1342.829211][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.829254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e2940 [ 1342.829345][ T32] r4:00000000 [ 1342.829371][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.829419][ T32] r9:83018205 r8:84480000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1342.829445][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.829516][ T32] r5:00001000 r4:eb3db000 [ 1342.829551][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1342.829593][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.829638][ T32] r5:8567ef8c r4:8567ec00 [ 1342.829663][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.829710][ T32] r7:ddde2d40 r6:83018200 r5:8567ef8c r4:856eb580 [ 1342.829761][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.829813][ T32] r10:61c88647 r9:84480000 r8:856eb5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.829840][ T32] r4:856eb580 [ 1342.829861][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.829914][ T32] r10:00000000 r9:856eb580 r8:8027ed34 r7:eba91e60 r6:856a3780 r5:84480000 [ 1342.829940][ T32] r4:00000001 [ 1342.829961][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1342.830675][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 27 printk messages dropped ** [ 1342.832332][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 15 printk messages dropped ** [ 1342.833379][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1342.856794][ T32] r5:8570b000 r4:829187f0 ** 11 printk messages dropped ** [ 1342.857300][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 19 printk messages dropped ** [ 1342.858552][ T32] INFO: task kworker/1:791:5475 is blocked on a mutex likely owned by task kworker/1:102:3666. ** 21 printk messages dropped ** [ 1342.859407][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 1 printk messages dropped ** [ 1342.859509][ T32] r5:00001000 r4:dffd1000 [ 1342.859535][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1342.859588][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.859689][ T32] r5:849a538c r4:849a5000 [ 1342.859715][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.859765][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1342.859818][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.859880][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.860019][ T32] r4:84af8400 [ 1342.860045][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.860171][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1342.860202][ T32] r4:00000001 [ 1342.860260][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.860357][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1342.860390][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1342.861137][ T32] r5:8570bc00 r4:829187f0 ** 3 printk messages dropped ** [ 1342.861299][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1342.861785][ T32] r5:8567f78c r4:8567f400 ** 12 printk messages dropped ** [ 1342.862328][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 18 printk messages dropped ** [ 1342.884092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 20 printk messages dropped ** [ 1342.884903][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 15 printk messages dropped ** [ 1342.885730][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.885781][ T32] r5:8570c800 r4:829187f0 [ 1342.885828][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.885909][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.885984][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa5e08 [ 1342.886061][ T32] r4:00000000 [ 1342.886095][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1342.886165][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1342.886215][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1342.886760][ T32] r7:ddde2d40 r6:83018200 r5:8567fb8c r4:856eb800 ** 24 printk messages dropped ** [ 1342.888218][ T32] 5d60: 800d0013 ffffffff ** 15 printk messages dropped ** [ 1342.888784][ T32] r5:849a538c r4:849a5000 ** 11 printk messages dropped ** [ 1342.889218][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1342.889828][ T32] r5:8570d400 r4:829187f0 ** 7 printk messages dropped ** [ 1342.890168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e8200 ** 15 printk messages dropped ** [ 1342.890800][ T32] r4:00000001 [ 1342.890831][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.890877][ T32] Exception stack(0xebaadfb0 to 0xebaadff8) [ 1342.890915][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.890952][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.890983][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.891027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.891075][ T32] r4:856e8100 [ 1342.891326][ T32] INFO: task kworker/0:380:5482 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1342.891363][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.891442][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.891526][ T32] Call trace: [ 1342.891569][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1342.891624][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1342.891666][ T32] r4:00000000 [ 1342.891691][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.891732][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1342.891764][ T32] 5d20: 900cf000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1342.891806][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1342.891839][ T32] 5d60: 800d0013 ffffffff [ 1342.891901][ T32] r5:800d0013 r4:80239bd0 [ 1342.891926][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.891970][ T32] r4:82ac11e4 [ 1342.892014][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.892063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1342.892092][ T32] r4:e0425dc0 [ 1342.892133][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.892209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1342.892262][ T32] r4:00000000 [ 1342.892285][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.892334][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1342.892359][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.892402][ T32] r5:00001000 r4:dffd1000 [ 1342.892423][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1342.892694][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1342.893219][ T32] INFO: task kworker/1:794:5483 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1342.911635][ T32] r5:8570e000 r4:829187f0 [ 1342.911666][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1342.911918][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1342.912347][ T32] r7:ddde2d40 r6:83018200 r5:85774b8c r4:856eb980 ** 7 printk messages dropped ** [ 1342.912648][ T32] Exception stack(0xebab1fb0 to 0xebab1ff8) ** 6 printk messages dropped ** [ 1342.913298][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1342.926999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 12 printk messages dropped ** [ 1342.927646][ T32] r4:84af8400 ** 5 printk messages dropped ** [ 1342.927905][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.928082][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.928135][ T32] INFO: task kworker/1:795:5485 blocked for more than 469 seconds. [ 1342.928174][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.928205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.928251][ T32] task:kworker/1:795 state:D stack:0 pid:5485 tgid:5485 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.928304][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.928347][ T32] Call trace: [ 1342.928398][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1342.928447][ T32] r10:829187f4 r9:ebaa9d84 r8:00000002 r7:60000013 r6:ebaa9d8c r5:8570a400 [ 1342.928526][ T32] r4:8570a400 [ 1342.928553][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.928597][ T32] r5:8570a400 r4:829187f0 [ 1342.928628][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.928673][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.928722][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa9e08 [ 1342.928760][ T32] r4:00000000 [ 1342.928785][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1342.928826][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1342.928880][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.928929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e12c0 [ 1342.928983][ T32] r4:00000000 [ 1342.929010][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.929057][ T32] r9:83018205 r8:8570a400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1342.929083][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.929128][ T32] r5:00001000 r4:eb8ed000 [ 1342.929160][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1342.929215][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.929273][ T32] r5:8577438c r4:85774000 [ 1342.929297][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.929345][ T32] r7:ddde2d40 r6:83018200 r5:8577438c r4:856eba80 ** 5 printk messages dropped ** [ 1342.929538][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1342.929808][ T32] r4:856e1200 ** 5 printk messages dropped ** [ 1342.930508][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 11 printk messages dropped ** [ 1342.931011][ T32] r4:e0425dc0 [ 1342.931033][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.931078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1342.931105][ T32] r4:00000000 [ 1342.931125][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.931173][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1342.931197][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.931241][ T32] r5:00001000 r4:dffd1000 [ 1342.931263][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1342.931303][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.931347][ T32] r5:849a538c r4:849a5000 [ 1342.931369][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.931418][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1342.931453][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.931506][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.931532][ T32] r4:84af8400 [ 1342.931552][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.931600][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1342.931626][ T32] r4:00000001 [ 1342.931646][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.931682][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1342.931733][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.931770][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.931801][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.931833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.931865][ T32] r4:84af1fc0 [ 1342.931888][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.931936][ T32] INFO: task kworker/0:381:5488 blocked for more than 469 seconds. [ 1342.931972][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.932000][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.932036][ T32] task:kworker/0:381 state:D stack:0 pid:5488 tgid:5488 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.932092][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1342.932336][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.932383][ T32] r5:85708000 r4:829187f0 ** 2 printk messages dropped ** [ 1342.932516][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebabde08 ** 8 printk messages dropped ** [ 1342.932877][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1342.953921][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.954060][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1342.954986][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1342.955363][ T32] r4:e0425dc0 ** 5 printk messages dropped ** [ 1342.955588][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1342.956080][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.956301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1342.956731][ T32] r4:85706000 [ 1342.956762][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.956812][ T32] r5:85706000 r4:829187f0 [ 1342.956837][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.956907][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.956961][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac1e08 [ 1342.956988][ T32] r4:00000000 [ 1342.957010][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1342.957072][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1342.957116][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.957181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e8f00 [ 1342.957212][ T32] r4:00000000 [ 1342.957279][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.957352][ T32] r9:83018005 r8:85706000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1342.957381][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.957437][ T32] r5:00001000 r4:ebb6f000 [ 1342.957462][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1342.957503][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.957586][ T32] r5:855b7b8c r4:855b7800 [ 1342.957611][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.957696][ T32] r7:dddced40 r6:83018000 r5:855b7b8c r4:856a3900 [ 1342.957724][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.957772][ T32] r10:61c88647 r9:85706000 r8:856a392c r7:82804d40 r6:dddced40 r5:dddced60 [ 1342.957802][ T32] r4:856a3900 [ 1342.957823][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.957879][ T32] r10:00000000 r9:856a3900 r8:8027ed34 r7:ebabde60 r6:856ebc00 r5:85706000 [ 1342.957930][ T32] r4:00000001 [ 1342.957955][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1342.958076][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1342.958870][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1342.959281][ T32] r4:e0425dc0 ** 8 printk messages dropped ** [ 1342.959674][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1342.960181][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1342.960692][ T32] r4:85710000 ** 1 printk messages dropped ** [ 1342.960781][ T32] r5:85710000 r4:829187f0 ** 3 printk messages dropped ** [ 1342.960962][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.961225][ T32] r9:83018205 r8:85710000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 ** 9 printk messages dropped ** [ 1342.961590][ T32] r4:856ebc80 ** 6 printk messages dropped ** [ 1342.961832][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1342.962589][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1342.962924][ T32] r4:e0425dc0 [ 1342.962950][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.962996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1342.963023][ T32] r4:00000000 [ 1342.963053][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.963104][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1342.963134][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.963180][ T32] r5:00001000 r4:dffd1000 [ 1342.963211][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1342.963257][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.963302][ T32] r5:849a538c r4:849a5000 [ 1342.985374][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.985514][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1342.985544][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.985606][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.985638][ T32] r4:84af8400 [ 1342.985660][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.985709][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1342.985737][ T32] r4:00000001 [ 1342.985758][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.985824][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1342.985868][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.985924][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.985959][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.986024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.986060][ T32] r4:84af1fc0 [ 1342.986086][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.986117][ T32] INFO: task kworker/1:797:5492 blocked for more than 469 seconds. [ 1342.986154][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.986189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.986235][ T32] task:kworker/1:797 state:D stack:0 pid:5492 tgid:5492 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.986317][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.986365][ T32] Call trace: [ 1342.986407][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1342.986464][ T32] r10:829187f4 r9:ebac9d84 r8:00000002 r7:60000113 r6:ebac9d8c r5:85710c00 [ 1342.986492][ T32] r4:85710c00 [ 1342.986518][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.986561][ T32] r5:85710c00 r4:829187f0 [ 1342.986583][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.986623][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.986671][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac9e08 [ 1342.986698][ T32] r4:00000000 [ 1342.986719][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1342.986771][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1342.986818][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.986870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e1ac0 [ 1342.986899][ T32] r4:00000000 [ 1342.986921][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.986970][ T32] r9:83018205 r8:85710c00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 6 printk messages dropped ** [ 1342.987233][ T32] r7:ddde2d40 r6:83018200 r5:85774f8c r4:856ebd80 ** 8 printk messages dropped ** [ 1342.987512][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1342.988436][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.988679][ T32] r5:800d0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1342.988972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 11 printk messages dropped ** [ 1342.989518][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1342.989921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1342.990370][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1342.990613][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.990761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e1c00 ** 9 printk messages dropped ** [ 1342.991162][ T32] r7:ddde2d40 r6:83018200 r5:8577538c r4:856ebe80 ** 8 printk messages dropped ** [ 1342.991498][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.991535][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.991590][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.991627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.991653][ T32] r4:856e1b80 [ 1342.991889][ T32] INFO: task kworker/1:798:5496 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1342.991924][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.992010][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.992061][ T32] Call trace: [ 1342.992091][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1342.992153][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1342.992187][ T32] r4:00000000 [ 1342.992208][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.992259][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1342.992295][ T32] 5d20: 9146d000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1342.992345][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1342.992377][ T32] 5d60: 800d0013 ffffffff [ 1342.992403][ T32] r5:800d0013 r4:80239bd0 [ 1342.992424][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.992478][ T32] r4:82ac11e4 [ 1342.992503][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.992565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1342.992595][ T32] r4:e0425dc0 [ 1342.992626][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1342.992695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1342.992725][ T32] r4:00000000 [ 1342.992746][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1342.992807][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1342.992835][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.992886][ T32] r5:00001000 r4:dffd1000 [ 1342.992938][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1342.992985][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.993029][ T32] r5:849a538c r4:849a5000 [ 1342.993051][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.993100][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1342.993144][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.993198][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.993225][ T32] r4:84af8400 [ 1342.993246][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1343.015692][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.016129][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.016420][ T32] r5:85712400 r4:829187f0 ** 1 printk messages dropped ** [ 1343.016522][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1343.017048][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1343.017592][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.017627][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.017662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.017709][ T32] r4:856e1b00 [ 1343.018147][ T32] INFO: task kworker/1:799:5498 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1343.018188][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.018287][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.018343][ T32] Call trace: [ 1343.018420][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1343.018489][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1343.018549][ T32] r4:00000000 [ 1343.018596][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.018641][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1343.018674][ T32] 5d20: 91bba000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1343.018708][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1343.018736][ T32] 5d60: 800d0013 ffffffff [ 1343.018761][ T32] r5:800d0013 r4:80239bd0 [ 1343.018783][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.018830][ T32] r4:82ac11e4 [ 1343.018860][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.018909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1343.018935][ T32] r4:e0425dc0 [ 1343.018956][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.019001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1343.019027][ T32] r4:00000000 [ 1343.019048][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.019125][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1343.019194][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.019265][ T32] r5:00001000 r4:dffd1000 [ 1343.019291][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.019333][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.019377][ T32] r5:849a538c r4:849a5000 [ 1343.019420][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.019474][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 2 printk messages dropped ** [ 1343.019573][ T32] r4:84af8400 ** 5 printk messages dropped ** [ 1343.019763][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.020055][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1343.020445][ T32] r5:85713000 r4:829187f0 [ 1343.020487][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.020610][ T32] r4:00000000 [ 1343.020653][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1343.020696][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1343.020737][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.020782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e1f40 [ 1343.020843][ T32] r4:00000000 [ 1343.020873][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.020920][ T32] r9:83018205 r8:85713000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1343.020946][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.020991][ T32] r5:00001000 r4:ebad5000 [ 1343.021013][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.021053][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.021108][ T32] r5:85775b8c r4:85775800 [ 1343.021143][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.021195][ T32] r7:ddde2d40 r6:83018200 r5:85775b8c r4:856ee080 [ 1343.021219][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1343.021314][ T32] r4:856ee080 ** 5 printk messages dropped ** [ 1343.021529][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.022168][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 11 printk messages dropped ** [ 1343.022577][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1343.022881][ T32] r5:00001000 r4:dffd1000 ** 7 printk messages dropped ** [ 1343.023213][ T32] r4:84af8400 ** 4 printk messages dropped ** [ 1343.034735][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 6 printk messages dropped ** [ 1343.034987][ T32] INFO: task kworker/1:801:5501 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1343.035406][ T32] r5:85713c00 r4:829187f0 [ 1343.035428][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.035542][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.035802][ T32] r9:83018205 r8:85713c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 ** 8 printk messages dropped ** [ 1343.036143][ T32] r10:61c88647 r9:85713c00 r8:856ee1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 11 printk messages dropped ** [ 1343.036899][ T32] INFO: task kworker/1:801:5501 is blocked on a mutex likely owned by task kworker/1:102:3666. ** 10 printk messages dropped ** [ 1343.037413][ T32] 5d60: 800d0013 ffffffff ** 5 printk messages dropped ** [ 1343.037599][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1343.037866][ T32] r5:00001000 r4:dffd1000 ** 7 printk messages dropped ** [ 1343.038213][ T32] r4:84af8400 ** 5 printk messages dropped ** [ 1343.038437][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.038864][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.039120][ T32] r5:85714800 r4:829187f0 ** 3 printk messages dropped ** [ 1343.039264][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.039461][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1343.039748][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.039880][ T32] r10:61c88647 r9:85714800 r8:856ee2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.039929][ T32] r4:856ee280 [ 1343.039976][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.040027][ T32] r10:00000000 r9:856ee280 r8:8027ed34 r7:ebad9e60 r6:856ee300 r5:85714800 [ 1343.040054][ T32] r4:00000001 [ 1343.040075][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.040111][ T32] Exception stack(0xebae1fb0 to 0xebae1ff8) [ 1343.040140][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.040175][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.040232][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.040270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.040297][ T32] r4:856ec280 [ 1343.040483][ T32] INFO: task kworker/1:802:5504 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1343.040520][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.040598][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.040675][ T32] Call trace: [ 1343.040708][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1343.040759][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1343.040810][ T32] r4:00000000 [ 1343.040835][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.040882][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1343.040941][ T32] 5d20: 91bba000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1343.041005][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1343.041037][ T32] 5d60: 800d0013 ffffffff [ 1343.041063][ T32] r5:800d0013 r4:80239bd0 [ 1343.041114][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.041161][ T32] r4:82ac11e4 [ 1343.041203][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.041253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1343.041281][ T32] r4:e0425dc0 [ 1343.041303][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.041347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1343.041374][ T32] r4:00000000 [ 1343.041395][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.041443][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1343.041469][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.041555][ T32] r5:00001000 r4:dffd1000 [ 1343.041581][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.041623][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.041666][ T32] r5:849a538c r4:849a5000 [ 1343.041687][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.041745][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1343.041793][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.041848][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.041882][ T32] r4:84af8400 [ 1343.041913][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.041977][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1343.042040][ T32] r4:00000001 [ 1343.042087][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1343.042192][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1343.042703][ T32] r4:85715400 ** 1 printk messages dropped ** [ 1343.042787][ T32] r5:85715400 r4:829187f0 ** 1 printk messages dropped ** [ 1343.042900][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1343.043238][ T32] r9:83018205 r8:85715400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 ** 8 printk messages dropped ** [ 1343.073971][ T32] r10:61c88647 r9:85715400 r8:856ee3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1343.074428][ T32] r4:856ec100 ** 3 printk messages dropped ** [ 1343.075010][ T32] Call trace: ** 10 printk messages dropped ** [ 1343.075436][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1343.075613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 9 printk messages dropped ** [ 1343.076024][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 5 printk messages dropped ** [ 1343.076275][ T32] r4:00000001 [ 1343.076296][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.076335][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1343.076389][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.076445][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.076482][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.076520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.076546][ T32] r4:84af1fc0 [ 1343.076591][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.076656][ T32] INFO: task kworker/1:804:5508 blocked for more than 469 seconds. [ 1343.076698][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.076727][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.076758][ T32] task:kworker/1:804 state:D stack:0 pid:5508 tgid:5508 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.076818][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.076873][ T32] Call trace: [ 1343.076905][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1343.076953][ T32] r10:829187f4 r9:ebb01d84 r8:00000002 r7:60000113 r6:ebb01d8c r5:85716000 [ 1343.076980][ T32] r4:85716000 [ 1343.077026][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.077075][ T32] r5:85716000 r4:829187f0 [ 1343.077097][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.077138][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.077209][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb01e08 [ 1343.077241][ T32] r4:00000000 [ 1343.077263][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1343.077304][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1343.077343][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.077387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ec480 [ 1343.077413][ T32] r4:00000000 [ 1343.077466][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.077540][ T32] r9:83018205 r8:85716000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1343.077570][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.077637][ T32] r5:00001000 r4:ebafd000 [ 1343.077664][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.077715][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.077762][ T32] r5:85776b8c r4:85776800 [ 1343.077787][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.077865][ T32] r7:ddde2d40 r6:83018200 r5:85776b8c r4:856ee480 [ 1343.077895][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1343.078137][ T32] r4:00000001 [ 1343.078161][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.078199][ T32] Exception stack(0xebb01fb0 to 0xebb01ff8) [ 1343.078227][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.078260][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.078324][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.078365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.078393][ T32] r4:856ec300 [ 1343.078610][ T32] INFO: task kworker/1:804:5508 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1343.078664][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.078774][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.078831][ T32] Call trace: [ 1343.078895][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1343.078949][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1343.079000][ T32] r4:00000000 [ 1343.079044][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.079088][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1343.079120][ T32] 5d20: 92881000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1343.079155][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1343.079183][ T32] 5d60: 800d0013 ffffffff [ 1343.079211][ T32] r5:800d0013 r4:80239bd0 [ 1343.079250][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.079296][ T32] r4:82ac11e4 [ 1343.079345][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.079394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 5 printk messages dropped ** [ 1343.079644][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 10 printk messages dropped ** [ 1343.080018][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 12 printk messages dropped ** [ 1343.080450][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1343.080827][ T32] r5:85716c00 r4:829187f0 [ 1343.080860][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1343.081123][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1343.081439][ T32] r5:8577738c r4:85777000 ** 6 printk messages dropped ** [ 1343.081706][ T32] r10:00000000 r9:856ee580 r8:8027ed34 r7:ebb01e60 r6:856ee600 r5:85716c00 ** 10 printk messages dropped ** [ 1343.082318][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1343.082825][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1343.083055][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.097521][ T32] r5:849a538c r4:849a5000 ** 7 printk messages dropped ** [ 1343.097963][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.098160][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.098195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.098243][ T32] r4:84af1fc0 [ 1343.098274][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.098306][ T32] INFO: task kworker/1:806:5511 blocked for more than 469 seconds. [ 1343.098363][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.098397][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.098421][ T32] task:kworker/1:806 state:D stack:0 pid:5511 tgid:5511 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.098496][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.098543][ T32] Call trace: [ 1343.098603][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1343.098658][ T32] r10:829187f4 r9:ebb09d84 r8:00000002 r7:60000113 r6:ebb09d8c r5:8570ec00 [ 1343.098686][ T32] r4:8570ec00 [ 1343.098708][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.098750][ T32] r5:8570ec00 r4:829187f0 [ 1343.098783][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.098829][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.098886][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb09e08 [ 1343.098914][ T32] r4:00000000 [ 1343.098958][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1343.099004][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1343.099047][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.099093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ec640 [ 1343.099121][ T32] r4:00000000 [ 1343.099144][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.099204][ T32] r9:83018205 r8:8570ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1343.099234][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.099281][ T32] r5:00001000 r4:ebb0b000 [ 1343.099303][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.099365][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.099415][ T32] r5:85776f8c r4:85776c00 [ 1343.099437][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.099484][ T32] r7:ddde2d40 r6:83018200 r5:85776f8c r4:856ee680 [ 1343.099507][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.099555][ T32] r10:61c88647 r9:8570ec00 r8:856ee6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.099584][ T32] r4:856ee680 [ 1343.099604][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.099651][ T32] r10:00000000 r9:856ee680 r8:8027ed34 r7:ebaede60 r6:856ee700 r5:8570ec00 [ 1343.099691][ T32] r4:00000001 [ 1343.099716][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.099754][ T32] Exception stack(0xebb09fb0 to 0xebb09ff8) [ 1343.099783][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.099817][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.099874][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.099912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.099949][ T32] r4:856ec8c0 [ 1343.100345][ T32] INFO: task kworker/1:806:5511 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1343.100403][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.100497][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.100571][ T32] Call trace: [ 1343.100602][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1343.100654][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1343.100682][ T32] r4:00000000 [ 1343.100702][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1343.100838][ T32] 5d60: 800d0013 ffffffff ** 8 printk messages dropped ** [ 1343.101235][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.101500][ T32] r5:849a538c r4:849a5000 ** 5 printk messages dropped ** [ 1343.101719][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1343.102092][ T32] r4:84af1fc0 ** 4 printk messages dropped ** [ 1343.102252][ T32] task:kworker/1:807 state:D stack:0 pid:5514 tgid:5514 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.102547][ T32] r5:85708c00 r4:829187f0 ** 1 printk messages dropped ** [ 1343.102609][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.102658][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb1de08 [ 1343.102707][ T32] r4:00000000 [ 1343.102733][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1343.102774][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1343.102812][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.102862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ec900 [ 1343.102890][ T32] r4:00000000 [ 1343.102911][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.102979][ T32] r9:83018205 r8:85708c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1343.103031][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.103080][ T32] r5:00001000 r4:ebb1f000 [ 1343.103102][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.103144][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.103187][ T32] r5:8577778c r4:85777400 [ 1343.103210][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.103256][ T32] r7:ddde2d40 r6:83018200 r5:8577778c r4:856ee780 ** 2 printk messages dropped ** [ 1343.123197][ T32] r4:856ee780 ** 7 printk messages dropped ** [ 1343.123930][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.124711][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1343.125155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 9 printk messages dropped ** [ 1343.125566][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1343.126121][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1343.126619][ T32] r4:85718000 ** 1 printk messages dropped ** [ 1343.126684][ T32] r5:85718000 r4:829187f0 [ 1343.126706][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1343.126929][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1343.127411][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1343.127891][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.128505][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1343.128831][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1343.128958][ T32] r4:e0425dc0 ** 4 printk messages dropped ** [ 1343.129142][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1343.129187][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.129247][ T32] r5:00001000 r4:dffd1000 [ 1343.129280][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.129325][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.129370][ T32] r5:849a538c r4:849a5000 [ 1343.129392][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.129440][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1343.129463][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.129511][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.129537][ T32] r4:84af8400 [ 1343.129558][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.129605][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1343.129649][ T32] r4:00000001 [ 1343.129674][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.129710][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1343.129741][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.129795][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.129831][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.129870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.129917][ T32] r4:84af1fc0 [ 1343.129942][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.129968][ T32] INFO: task kworker/1:809:5517 blocked for more than 469 seconds. [ 1343.129997][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.130054][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.130077][ T32] task:kworker/1:809 state:D stack:0 pid:5517 tgid:5517 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.130146][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.130218][ T32] Call trace: [ 1343.130250][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1343.130299][ T32] r10:829187f4 r9:ebb15d84 r8:00000002 r7:60000113 r6:ebb15d8c r5:85718c00 [ 1343.130325][ T32] r4:85718c00 [ 1343.130367][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.130423][ T32] r5:85718c00 r4:829187f0 [ 1343.130450][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.130492][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.130550][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb15e08 [ 1343.130580][ T32] r4:00000000 [ 1343.130601][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1343.130663][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1343.130729][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.130787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ecc80 [ 1343.130817][ T32] r4:00000000 [ 1343.130838][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.130894][ T32] r9:83018205 r8:85718c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1343.130920][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1343.131036][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1343.131394][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.131584][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1343.132184][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 7 printk messages dropped ** [ 1343.132462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 10 printk messages dropped ** [ 1343.132884][ T32] r5:849a538c r4:849a5000 ** 5 printk messages dropped ** [ 1343.133094][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1343.155340][ T32] INFO: task kworker/1:810:5519 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1343.155841][ T32] r5:85719800 r4:829187f0 ** 1 printk messages dropped ** [ 1343.155961][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.156409][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1343.156542][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.156588][ T32] r5:8578038c r4:85780000 [ 1343.156610][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.156660][ T32] r7:ddde2d40 r6:83018200 r5:8578038c r4:856eea80 [ 1343.156694][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.156747][ T32] r10:61c88647 r9:85719800 r8:856eeaac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.156773][ T32] r4:856eea80 [ 1343.156817][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.156880][ T32] r10:00000000 r9:856eea80 r8:8027ed34 r7:ebb15e60 r6:856eeb00 r5:85719800 [ 1343.156907][ T32] r4:00000001 [ 1343.156928][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.156966][ T32] Exception stack(0xebb31fb0 to 0xebb31ff8) [ 1343.156996][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.157029][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.157082][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.157120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.157172][ T32] r4:856ecd00 [ 1343.157582][ T32] INFO: task kworker/1:810:5519 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1343.157621][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.157725][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.157798][ T32] Call trace: [ 1343.157862][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1343.157924][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1343.157979][ T32] r4:00000000 [ 1343.158058][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.158107][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1343.158141][ T32] 5d20: 9332b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1343.158175][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1343.158226][ T32] 5d60: 800d0013 ffffffff [ 1343.158256][ T32] r5:800d0013 r4:80239bd0 [ 1343.158283][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.158328][ T32] r4:82ac11e4 [ 1343.158350][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.158398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1343.158428][ T32] r4:e0425dc0 [ 1343.158449][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.158495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1343.158521][ T32] r4:00000000 [ 1343.158542][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.158593][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1343.158620][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.158664][ T32] r5:00001000 r4:dffd1000 [ 1343.158708][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.158754][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.158801][ T32] r5:849a538c r4:849a5000 [ 1343.158825][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.158883][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1343.158908][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1343.159011][ T32] r4:84af8400 ** 5 printk messages dropped ** [ 1343.159193][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1343.159735][ T32] r4:8571a400 ** 1 printk messages dropped ** [ 1343.159799][ T32] r5:8571a400 r4:829187f0 ** 2 printk messages dropped ** [ 1343.159940][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb3de08 ** 11 printk messages dropped ** [ 1343.160393][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1343.160815][ T32] Exception stack(0xebb3dfb0 to 0xebb3dff8) ** 6 printk messages dropped ** [ 1343.161261][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1343.161920][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1343.162255][ T32] r5:00001000 r4:dffd1000 ** 7 printk messages dropped ** [ 1343.162580][ T32] r4:84af8400 ** 5 printk messages dropped ** [ 1343.162776][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1343.163259][ T32] r10:829187f4 r9:ebb45d84 r8:00000002 r7:60000113 r6:ebb45d8c r5:8571b000 ** 5 printk messages dropped ** [ 1343.184141][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb45e08 ** 8 printk messages dropped ** [ 1343.184532][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1343.185009][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1343.185284][ T32] r4:856ecd00 ** 2 printk messages dropped ** [ 1343.185856][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.185912][ T32] Call trace: [ 1343.185961][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1343.186042][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1343.186073][ T32] r4:00000000 [ 1343.186117][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.186164][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1343.186197][ T32] 5d20: 93ada000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1343.186235][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1343.186265][ T32] 5d60: 800d0013 ffffffff [ 1343.186291][ T32] r5:800d0013 r4:80239bd0 [ 1343.186313][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.186356][ T32] r4:82ac11e4 [ 1343.186400][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.186451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1343.186478][ T32] r4:e0425dc0 [ 1343.186501][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.186551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1343.186579][ T32] r4:00000000 [ 1343.186609][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.186662][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1343.186708][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.186779][ T32] r5:00001000 r4:dffd1000 [ 1343.186825][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.186887][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.186942][ T32] r5:849a538c r4:849a5000 [ 1343.186964][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.187035][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1343.187083][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.187136][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.187164][ T32] r4:84af8400 [ 1343.187195][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.187247][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1343.187274][ T32] r4:00000001 [ 1343.187294][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.187330][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1343.187395][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.187454][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.187489][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.187545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.187596][ T32] r4:84af1fc0 [ 1343.187623][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.187670][ T32] INFO: task kworker/1:813:5525 blocked for more than 469 seconds. [ 1343.187709][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.187749][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.187817][ T32] task:kworker/1:813 state:D stack:0 pid:5525 tgid:5525 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.187880][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.187923][ T32] Call trace: [ 1343.187953][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1343.188002][ T32] r10:829187f4 r9:ebb59d84 r8:00000002 r7:60000013 r6:ebb59d8c r5:8571c800 [ 1343.188051][ T32] r4:8571c800 [ 1343.188109][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.188157][ T32] r5:8571c800 r4:829187f0 [ 1343.188181][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.188223][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.188272][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb59e08 [ 1343.188298][ T32] r4:00000000 [ 1343.188319][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1343.188358][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1343.188395][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1343.188710][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1343.189201][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1343.189809][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1343.190110][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1343.190310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 9 printk messages dropped ** [ 1343.190665][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 7 printk messages dropped ** [ 1343.190957][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 8 printk messages dropped ** [ 1343.191322][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1343.191608][ T32] r4:8571d400 [ 1343.191632][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.191675][ T32] r5:8571d400 r4:829187f0 [ 1343.191705][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.191769][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.191821][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb65e08 [ 1343.191847][ T32] r4:00000000 [ 1343.191873][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1343.191913][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1343.191951][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.191998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857af440 [ 1343.192024][ T32] r4:00000000 [ 1343.192067][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.192128][ T32] r9:83018205 r8:8571d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1343.192179][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.192227][ T32] r5:00001000 r4:ebb61000 [ 1343.192249][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.192288][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.192332][ T32] r5:8578138c r4:85781000 [ 1343.192354][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.192421][ T32] r7:ddde2d40 r6:83018200 r5:8578138c r4:856eee80 [ 1343.192463][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.192555][ T32] r10:61c88647 r9:8571d400 r8:856eeeac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.192586][ T32] r4:856eee80 [ 1343.192607][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.192656][ T32] r10:00000000 r9:856eee80 r8:8027ed34 r7:ebb59e60 r6:856eef00 r5:8571d400 [ 1343.192683][ T32] r4:00000001 [ 1343.192723][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.192764][ T32] Exception stack(0xebb65fb0 to 0xebb65ff8) [ 1343.192793][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.192826][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.192862][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.192896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.192924][ T32] r4:857af280 [ 1343.193114][ T32] INFO: task kworker/1:814:5527 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1343.193167][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.193252][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.219536][ T32] Call trace: [ 1343.219645][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1343.219728][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1343.219758][ T32] r4:00000000 [ 1343.219780][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.219824][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1343.219879][ T32] 5d20: 94067000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1343.219927][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1343.219981][ T32] 5d60: 800d0013 ffffffff [ 1343.220021][ T32] r5:800d0013 r4:80239bd0 [ 1343.220072][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.220123][ T32] r4:82ac11e4 [ 1343.220145][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.220200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1343.220230][ T32] r4:e0425dc0 [ 1343.220252][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.220299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1343.220325][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1343.220410][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 10 printk messages dropped ** [ 1343.220835][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1343.221229][ T32] INFO: task kworker/1:815:5529 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1343.221663][ T32] r5:8571bc00 r4:829187f0 [ 1343.221685][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1343.221872][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1343.222413][ T32] r7:ddde2d40 r6:83018200 r5:85781b8c r4:856eef80 ** 8 printk messages dropped ** [ 1343.222762][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1343.236526][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.236791][ T32] r5:800d0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1343.237069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 4 printk messages dropped ** [ 1343.237272][ T32] r5:00001000 r4:dffd1000 [ 1343.237304][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.237350][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.237417][ T32] r5:849a538c r4:849a5000 [ 1343.237444][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.237495][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1343.237544][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.237597][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.237624][ T32] r4:84af8400 [ 1343.237646][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.237694][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1343.237720][ T32] r4:00000001 [ 1343.237741][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.237777][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1343.237805][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.237838][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.237876][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.237973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.238041][ T32] r4:84af1fc0 [ 1343.238071][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.238101][ T32] INFO: task kworker/0:383:5531 blocked for more than 469 seconds. [ 1343.238136][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.238164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.238187][ T32] task:kworker/0:383 state:D stack:0 pid:5531 tgid:5531 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.238259][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.238322][ T32] Call trace: [ 1343.238357][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1343.238407][ T32] r10:829187f4 r9:ebb81d84 r8:00000002 r7:60000113 r6:ebb81d8c r5:8571e000 [ 1343.238455][ T32] r4:8571e000 [ 1343.238483][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.238541][ T32] r5:8571e000 r4:829187f0 [ 1343.238569][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.238613][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.238684][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb81e08 ** 3 printk messages dropped ** [ 1343.238828][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1343.239473][ T32] r7:dddced40 r6:83018000 r5:855b7f8c r4:856a3980 ** 8 printk messages dropped ** [ 1343.239988][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.240856][ T32] Call trace: ** 7 printk messages dropped ** [ 1343.241138][ T32] 5d60: 800d0013 ffffffff [ 1343.241163][ T32] r5:800d0013 r4:80239bd0 [ 1343.241186][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.241228][ T32] r4:82ac11e4 [ 1343.241249][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.241294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1343.241342][ T32] r4:e0425dc0 [ 1343.241368][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.241414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1343.241462][ T32] r4:00000000 [ 1343.241508][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.241562][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1343.241587][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.241631][ T32] r5:00001000 r4:dffd1000 [ 1343.241654][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.241694][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.241760][ T32] r5:849a538c r4:849a5000 [ 1343.241789][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.241840][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1343.241871][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.241932][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.241965][ T32] r4:84af8400 [ 1343.241990][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.242076][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1343.242104][ T32] r4:00000001 [ 1343.242125][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1343.242315][ T32] r4:84af1fc0 ** 4 printk messages dropped ** [ 1343.242448][ T32] task:kworker/1:816 state:D stack:0 pid:5532 tgid:5532 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.242707][ T32] r5:85720000 r4:829187f0 ** 3 printk messages dropped ** [ 1343.242842][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.243024][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.243221][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1343.266483][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1343.267428][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1343.267807][ T32] r4:e0425dc0 ** 5 printk messages dropped ** [ 1343.268038][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1343.268563][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.268774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1343.269174][ T32] r10:829187f4 r9:ebb79d84 r8:00000002 r7:60000113 r6:ebb79d8c r5:85720c00 ** 5 printk messages dropped ** [ 1343.269473][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb79e08 ** 8 printk messages dropped ** [ 1343.269812][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.269867][ T32] r5:00001000 r4:ebb9b000 [ 1343.269890][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.269932][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.269976][ T32] r5:8578238c r4:85782000 [ 1343.269997][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.270101][ T32] r7:ddde2d40 r6:83018200 r5:8578238c r4:857b4200 [ 1343.270129][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.270199][ T32] r10:61c88647 r9:85720c00 r8:857b422c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.270251][ T32] r4:857b4200 [ 1343.270283][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.270333][ T32] r10:00000000 r9:857b4200 r8:8027ed34 r7:ebb6de60 r6:857b4280 r5:85720c00 [ 1343.270383][ T32] r4:00000001 [ 1343.270409][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.270468][ T32] Exception stack(0xebb79fb0 to 0xebb79ff8) [ 1343.270500][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.270570][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.270606][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.270640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.270667][ T32] r4:857af640 [ 1343.270864][ T32] INFO: task kworker/1:817:5536 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1343.270900][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.270957][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.271004][ T32] Call trace: [ 1343.271035][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1343.271107][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1343.271140][ T32] r4:00000000 [ 1343.271162][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.271202][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1343.271235][ T32] 5d20: 94e5e000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1343.271268][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1343.271297][ T32] 5d60: 800d0013 ffffffff [ 1343.271322][ T32] r5:800d0013 r4:80239bd0 [ 1343.271345][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.271385][ T32] r4:82ac11e4 [ 1343.271450][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.271501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1343.271528][ T32] r4:e0425dc0 [ 1343.271549][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.271593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 4 printk messages dropped ** [ 1343.271792][ T32] r5:00001000 r4:dffd1000 ** 7 printk messages dropped ** [ 1343.272104][ T32] r4:84af8400 ** 5 printk messages dropped ** [ 1343.272355][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.272727][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.272968][ T32] r5:85721800 r4:829187f0 [ 1343.273011][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1343.282576][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.282947][ T32] r5:85781f8c r4:85781c00 ** 6 printk messages dropped ** [ 1343.283239][ T32] r10:00000000 r9:857b4300 r8:8027ed34 r7:ebb79e60 r6:857b4380 r5:85721800 ** 7 printk messages dropped ** [ 1343.283831][ T32] r4:857afa80 [ 1343.284245][ T32] INFO: task kworker/1:818:5537 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1343.284288][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.284392][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.284452][ T32] Call trace: [ 1343.284489][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1343.284547][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1343.284585][ T32] r4:00000000 [ 1343.284610][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.284652][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1343.284685][ T32] 5d20: 94e5e000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1343.284719][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1343.284772][ T32] 5d60: 800d0013 ffffffff [ 1343.284802][ T32] r5:800d0013 r4:80239bd0 [ 1343.284825][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.284890][ T32] r4:82ac11e4 [ 1343.284916][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.284993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1343.285041][ T32] r4:e0425dc0 [ 1343.285066][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.285113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1343.285141][ T32] r4:00000000 [ 1343.285177][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.285252][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1343.285283][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.285329][ T32] r5:00001000 r4:dffd1000 [ 1343.285351][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.285394][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.285438][ T32] r5:849a538c r4:849a5000 ** 4 printk messages dropped ** [ 1343.285610][ T32] r4:84af8400 ** 5 printk messages dropped ** [ 1343.285858][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.286235][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.286499][ T32] r5:85723000 r4:829187f0 [ 1343.286549][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.286596][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.286645][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb51e08 [ 1343.286685][ T32] r4:00000000 [ 1343.286722][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1343.286785][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1343.286829][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.286881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e2e40 [ 1343.286910][ T32] r4:00000000 [ 1343.286932][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.286979][ T32] r9:83018205 r8:85723000 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [ 1343.287005][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.287049][ T32] r5:00001000 r4:ebbaf000 [ 1343.287094][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.287140][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.287195][ T32] r5:8578278c r4:85782400 [ 1343.287220][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.287267][ T32] r7:ddde2d40 r6:83018200 r5:8578278c r4:857b4400 [ 1343.287292][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.287339][ T32] r10:61c88647 r9:85723000 r8:857b442c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.287366][ T32] r4:857b4400 [ 1343.287387][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1343.287646][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.288312][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.288533][ T32] r5:800d0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1343.288808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 9 printk messages dropped ** [ 1343.289242][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 9 printk messages dropped ** [ 1343.289696][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1343.289816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.289863][ T32] r4:84af1fc0 [ 1343.289888][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.289913][ T32] INFO: task kworker/0:384:5541 blocked for more than 469 seconds. [ 1343.289943][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.289988][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.290047][ T32] task:kworker/0:384 state:D stack:0 pid:5541 tgid:5541 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.290107][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.290153][ T32] Call trace: [ 1343.290194][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1343.290248][ T32] r10:829187f4 r9:ebbadd84 r8:00000002 r7:60000113 r6:ebbadd8c r5:85722400 [ 1343.290275][ T32] r4:85722400 [ 1343.290307][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.290353][ T32] r5:85722400 r4:829187f0 [ 1343.290398][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.290443][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.290513][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbade08 [ 1343.290546][ T32] r4:00000000 [ 1343.290568][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1343.290878][ T32] r5:00001000 r4:ebc15000 ** 6 printk messages dropped ** [ 1343.291198][ T32] r10:61c88647 r9:85722400 r8:856a3a2c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1343.291588][ T32] r4:856e8700 ** 5 printk messages dropped ** [ 1343.292028][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 11 printk messages dropped ** [ 1343.292481][ T32] r4:e0425dc0 ** 2 printk messages dropped ** [ 1343.292619][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.292982][ T32] r5:849a538c r4:849a5000 ** 5 printk messages dropped ** [ 1343.293213][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1343.329396][ T32] INFO: task kworker/1:820:5543 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1343.329831][ T32] r5:85724800 r4:829187f0 ** 1 printk messages dropped ** [ 1343.329902][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1343.330390][ T32] r5:00001000 r4:ebbb5000 ** 6 printk messages dropped ** [ 1343.330675][ T32] r10:61c88647 r9:85724800 r8:857b45ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1343.330966][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1343.331821][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1343.332134][ T32] r4:e0425dc0 ** 1 printk messages dropped ** [ 1343.332227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1343.332256][ T32] r4:00000000 [ 1343.332277][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.332325][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1343.332354][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.332402][ T32] r5:00001000 r4:dffd1000 [ 1343.332424][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.332488][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.332536][ T32] r5:849a538c r4:849a5000 [ 1343.332558][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.332606][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1343.332638][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.332689][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.332716][ T32] r4:84af8400 [ 1343.332739][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.332786][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1343.332814][ T32] r4:00000001 [ 1343.332868][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.332910][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1343.332942][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.332998][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.333033][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.333066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.333092][ T32] r4:84af1fc0 [ 1343.333113][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.333138][ T32] INFO: task kworker/1:821:5545 blocked for more than 469 seconds. [ 1343.333171][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.333206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.333228][ T32] task:kworker/1:821 state:D stack:0 pid:5545 tgid:5545 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.333274][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.339326][ T32] Call trace: [ 1343.339393][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1343.339495][ T32] r10:829187f4 r9:ebb99d84 r8:00000002 r7:60000113 r6:ebb99d8c r5:85725400 [ 1343.339528][ T32] r4:85725400 [ 1343.339551][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.339621][ T32] r5:85725400 r4:829187f0 [ 1343.339647][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.339691][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.339739][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb99e08 [ 1343.339765][ T32] r4:00000000 [ 1343.339786][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1343.339825][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1343.339872][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1343.340021][ T32] r9:83018205 r8:85725400 r7:00000000 r6:83018200 r5:00001000 r4:7f0e3000 ** 8 printk messages dropped ** [ 1343.340379][ T32] r10:61c88647 r9:85725400 r8:857b46ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1343.340783][ T32] r4:857b6280 ** 5 printk messages dropped ** [ 1343.341482][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 11 printk messages dropped ** [ 1343.341929][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1343.342221][ T32] r5:00001000 r4:dffd1000 ** 6 printk messages dropped ** [ 1343.342534][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1343.342950][ T32] r4:84af1fc0 ** 4 printk messages dropped ** [ 1343.343154][ T32] task:kworker/1:822 state:D stack:0 pid:5548 tgid:5548 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1343.356515][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.356898][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1343.357360][ T32] r10:00000000 r9:857b4780 r8:8027ed34 r7:ebb99e60 r6:857b4800 r5:85726000 [ 1343.357387][ T32] r4:00000001 [ 1343.357408][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.357453][ T32] Exception stack(0xebbc9fb0 to 0xebbc9ff8) [ 1343.357507][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.357545][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.357580][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.357638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.357669][ T32] r4:857b6100 [ 1343.358116][ T32] INFO: task kworker/1:822:5548 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1343.358159][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.358261][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.358317][ T32] Call trace: [ 1343.358352][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1343.358405][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1343.358439][ T32] r4:00000000 [ 1343.358461][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.358501][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1343.358545][ T32] 5d20: 95e4a000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1343.358582][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1343.358611][ T32] 5d60: 800d0013 ffffffff [ 1343.358638][ T32] r5:800d0013 r4:80239bd0 [ 1343.358660][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.358703][ T32] r4:82ac11e4 [ 1343.358725][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.358770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1343.358797][ T32] r4:e0425dc0 [ 1343.358872][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.358924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1343.358951][ T32] r4:00000000 [ 1343.358971][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.359019][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1343.359045][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.359101][ T32] r5:00001000 r4:dffd1000 [ 1343.359132][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.359174][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1343.359289][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 9 printk messages dropped ** [ 1343.359645][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.359974][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.360310][ T32] r5:85726c00 r4:829187f0 [ 1343.360347][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1343.360626][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1343.361070][ T32] r7:ddde2d40 r6:83018200 r5:8578378c r4:857b4880 ** 8 printk messages dropped ** [ 1343.361373][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.362046][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 11 printk messages dropped ** [ 1343.362562][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1343.362846][ T32] r5:00001000 r4:dffd1000 ** 7 printk messages dropped ** [ 1343.363183][ T32] r4:84af8400 ** 5 printk messages dropped ** [ 1343.378190][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.378622][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.378913][ T32] r5:85723c00 r4:829187f0 ** 3 printk messages dropped ** [ 1343.379104][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.379296][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.379630][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1343.380206][ T32] Exception stack(0xebbd1fb0 to 0xebbd1ff8) ** 6 printk messages dropped ** [ 1343.380886][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.380975][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.381022][ T32] Call trace: [ 1343.381078][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1343.381131][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1343.381159][ T32] r4:00000000 [ 1343.381188][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.381245][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1343.381281][ T32] 5d20: 960d3000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1343.381326][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1343.381371][ T32] 5d60: 800d0013 ffffffff [ 1343.381399][ T32] r5:800d0013 r4:80239bd0 [ 1343.381425][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.381470][ T32] r4:82ac11e4 [ 1343.381493][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.381539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1343.381565][ T32] r4:e0425dc0 [ 1343.381586][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.381630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1343.381656][ T32] r4:00000000 [ 1343.381676][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.381735][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1343.381772][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.381823][ T32] r5:00001000 r4:dffd1000 [ 1343.381863][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.381912][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.381998][ T32] r5:849a538c r4:849a5000 [ 1343.382050][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.382102][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1343.382141][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.382196][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.382251][ T32] r4:84af8400 [ 1343.382339][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.382393][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1343.382421][ T32] r4:00000001 [ 1343.382455][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.382510][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1343.382553][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.382589][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.382621][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.382653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.382694][ T32] r4:84af1fc0 [ 1343.382720][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.382858][ T32] INFO: task kworker/1:825:5553 blocked for more than 469 seconds. [ 1343.382908][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.382944][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.382977][ T32] task:kworker/1:825 state:D stack:0 pid:5553 tgid:5553 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.383026][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.383179][ T32] Call trace: [ 1343.383237][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1343.383294][ T32] r10:829187f4 r9:ebbe5d84 r8:00000002 r7:60000013 r6:ebbe5d8c r5:85728000 [ 1343.383494][ T32] r4:85728000 [ 1343.399729][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.399821][ T32] r5:85728000 r4:829187f0 [ 1343.399847][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.399898][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.399948][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe5e08 [ 1343.399999][ T32] r4:00000000 [ 1343.400026][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1343.400067][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1343.400131][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.400181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b6580 [ 1343.400218][ T32] r4:00000000 [ 1343.400243][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.400295][ T32] r9:83018205 r8:85728000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 [ 1343.400321][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.400368][ T32] r5:00001000 r4:ebbd9000 [ 1343.400391][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.400465][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.400527][ T32] r5:85783b8c r4:85783800 ** 3 printk messages dropped ** [ 1343.400695][ T32] r10:61c88647 r9:85728000 r8:857b4aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1343.401073][ T32] r4:857b65c0 ** 4 printk messages dropped ** [ 1343.401815][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1343.402382][ T32] r4:e0425dc0 [ 1343.402404][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.402449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1343.402501][ T32] r4:00000000 [ 1343.402547][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.402621][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1343.402666][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.402713][ T32] r5:00001000 r4:dffd1000 [ 1343.402744][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.402803][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.402880][ T32] r5:849a538c r4:849a5000 [ 1343.402906][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.402956][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1343.402987][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.403040][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.403066][ T32] r4:84af8400 [ 1343.403088][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.403136][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1343.403162][ T32] r4:00000001 [ 1343.403182][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.403233][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1343.403265][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.403358][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.416118][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.416178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.416231][ T32] r4:84af1fc0 [ 1343.416263][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.416306][ T32] INFO: task kworker/1:826:5556 blocked for more than 469 seconds. [ 1343.416348][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.416378][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.416420][ T32] task:kworker/1:826 state:D stack:0 pid:5556 tgid:5556 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.416484][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.416563][ T32] Call trace: ** 1 printk messages dropped ** [ 1343.416692][ T32] r10:829187f4 r9:ebbddd84 r8:00000002 r7:60000013 r6:ebbddd8c r5:85729800 ** 2 printk messages dropped ** [ 1343.416795][ T32] r5:85729800 r4:829187f0 ** 3 printk messages dropped ** [ 1343.416974][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.417123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b6780 ** 10 printk messages dropped ** [ 1343.417581][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1343.418099][ T32] r4:857b66c0 ** 4 printk messages dropped ** [ 1343.418749][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1343.419257][ T32] r4:e0425dc0 ** 4 printk messages dropped ** [ 1343.419448][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 11 printk messages dropped ** [ 1343.419965][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 10 printk messages dropped ** [ 1343.420386][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1343.420715][ T32] r5:8572a400 r4:829187f0 [ 1343.420741][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1343.421019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b6c00 ** 10 printk messages dropped ** [ 1343.421494][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1343.421864][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1343.422718][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1343.423210][ T32] r4:e0425dc0 ** 4 printk messages dropped ** [ 1343.442159][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 9 printk messages dropped ** [ 1343.442693][ T32] r4:84af8400 ** 6 printk messages dropped ** [ 1343.442971][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1343.454180][ T32] r10:829187f4 r9:ebc09d84 r8:00000002 r7:60000013 r6:ebc09d8c r5:8572bc00 ** 2 printk messages dropped ** [ 1343.454284][ T32] r5:8572bc00 r4:829187f0 [ 1343.454306][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.454348][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.454410][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc09e08 [ 1343.454442][ T32] r4:00000000 [ 1343.454475][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1343.454524][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1343.454585][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.454634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b6dc0 [ 1343.454677][ T32] r4:00000000 [ 1343.454745][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.454818][ T32] r9:83018205 r8:8572bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0f1000 [ 1343.454859][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.454953][ T32] r5:00001000 r4:ebc05000 [ 1343.454989][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.455036][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.455091][ T32] r5:85790b8c r4:85790800 [ 1343.455133][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.455187][ T32] r7:ddde2d40 r6:83018200 r5:85790b8c r4:857b4d80 [ 1343.455213][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.455265][ T32] r10:61c88647 r9:8572bc00 r8:857b4dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.455294][ T32] r4:857b4d80 [ 1343.455327][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.455380][ T32] r10:00000000 r9:857b4d80 r8:8027ed34 r7:ebc01e60 r6:857b4e00 r5:8572bc00 [ 1343.455407][ T32] r4:00000001 [ 1343.455428][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.455466][ T32] Exception stack(0xebc09fb0 to 0xebc09ff8) [ 1343.455509][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.455548][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.455581][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.455615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.455663][ T32] r4:857b6d40 [ 1343.456135][ T32] INFO: task kworker/1:828:5558 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1343.456179][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.456316][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.456365][ T32] Call trace: [ 1343.456412][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1343.456467][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1343.456520][ T32] r4:00000000 [ 1343.456546][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.456589][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1343.456632][ T32] 5d20: 9716e000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1343.456669][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1343.456697][ T32] 5d60: 800d0013 ffffffff [ 1343.456723][ T32] r5:800d0013 r4:80239bd0 [ 1343.456755][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.456803][ T32] r4:82ac11e4 [ 1343.456825][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1343.456986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 9 printk messages dropped ** [ 1343.457416][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 7 printk messages dropped ** [ 1343.457722][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 7 printk messages dropped ** [ 1343.458230][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1343.458655][ T32] r5:8572b000 r4:829187f0 [ 1343.458679][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1343.459049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bc000 ** 10 printk messages dropped ** [ 1343.459491][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1343.459995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1343.460766][ T32] 5d20: 9716e000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1343.461220][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.461526][ T32] r5:849a538c r4:849a5000 ** 6 printk messages dropped ** [ 1343.461766][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 9 printk messages dropped ** [ 1343.462151][ T32] INFO: task kworker/1:830:5563 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1343.462683][ T32] r5:85728c00 r4:829187f0 ** 2 printk messages dropped ** [ 1343.462809][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc25e08 ** 8 printk messages dropped ** [ 1343.463156][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1343.463340][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.485685][ T32] r5:85790f8c r4:85790c00 [ 1343.485738][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.485819][ T32] r7:ddde2d40 r6:83018200 r5:85790f8c r4:857b4f80 [ 1343.485877][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.485935][ T32] r10:61c88647 r9:85728c00 r8:857b4fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.485984][ T32] r4:857b4f80 [ 1343.486031][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.486112][ T32] r10:00000000 r9:857b4f80 r8:8027ed34 r7:ebc19e60 r6:857c6000 r5:85728c00 [ 1343.486148][ T32] r4:00000001 [ 1343.486170][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.486209][ T32] Exception stack(0xebc25fb0 to 0xebc25ff8) [ 1343.486273][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.486311][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.486343][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.486377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.486431][ T32] r4:857b6980 [ 1343.486887][ T32] INFO: task kworker/1:830:5563 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1343.486932][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.487033][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.487102][ T32] Call trace: [ 1343.487162][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1343.487220][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1343.487287][ T32] r4:00000000 [ 1343.487325][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.487376][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1343.487409][ T32] 5d20: 979ee000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1343.487470][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1343.487503][ T32] 5d60: 800d0013 ffffffff [ 1343.487548][ T32] r5:800d0013 r4:80239bd0 [ 1343.487571][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.487637][ T32] r4:82ac11e4 [ 1343.487662][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.487713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1343.487769][ T32] r4:e0425dc0 [ 1343.487842][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.487897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1343.487932][ T32] r4:00000000 [ 1343.487958][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.488009][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1343.488062][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.488111][ T32] r5:00001000 r4:dffd1000 [ 1343.488160][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.488216][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.488264][ T32] r5:849a538c r4:849a5000 [ 1343.488287][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.488335][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1343.488358][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1343.488525][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 10 printk messages dropped ** [ 1343.488946][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1343.489335][ T32] r5:8572c800 r4:829187f0 [ 1343.489357][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1343.489601][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1343.490144][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1343.490637][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.491284][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1343.491560][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1343.491746][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.492067][ T32] r5:849a538c r4:849a5000 ** 3 printk messages dropped ** [ 1343.492216][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1343.492694][ T32] r4:84af1fc0 ** 2 printk messages dropped ** [ 1343.492807][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.492833][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.492860][ T32] task:kworker/1:831 state:D stack:0 pid:5567 tgid:5567 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.492908][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.493008][ T32] Call trace: [ 1343.493054][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1343.493104][ T32] r10:829187f4 r9:ebc3dd84 r8:00000002 r7:60000113 r6:ebc3dd8c r5:8572ec00 [ 1343.493131][ T32] r4:8572ec00 [ 1343.493179][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.493228][ T32] r5:8572ec00 r4:829187f0 [ 1343.493250][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.513150][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.513317][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc3de08 [ 1343.513350][ T32] r4:00000000 [ 1343.513373][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1343.513429][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1343.513972][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.514077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bc540 [ 1343.514150][ T32] r4:00000000 [ 1343.514186][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.514242][ T32] r9:83018205 r8:8572ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1343.514304][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.514422][ T32] r5:00001000 r4:dfadd000 [ 1343.514449][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.514569][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.514620][ T32] r5:8579178c r4:85791400 [ 1343.514643][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.514694][ T32] r7:ddde2d40 r6:83018200 r5:8579178c r4:857c6100 [ 1343.514719][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.514767][ T32] r10:61c88647 r9:8572ec00 r8:857c612c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.514794][ T32] r4:857c6100 [ 1343.514816][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.514873][ T32] r10:00000000 r9:857c6100 r8:8027ed34 r7:ebc19e60 r6:857c6180 r5:8572ec00 [ 1343.514901][ T32] r4:00000001 [ 1343.514923][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.514961][ T32] Exception stack(0xebc3dfb0 to 0xebc3dff8) [ 1343.514993][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.515028][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.515060][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.515093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.515120][ T32] r4:857bc1c0 [ 1343.515556][ T32] INFO: task kworker/1:831:5567 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1343.515991][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.516315][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.516371][ T32] Call trace: [ 1343.516405][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1343.516459][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1343.516623][ T32] r4:00000000 [ 1343.516651][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.516776][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1343.516869][ T32] 5d20: 979ee000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1343.516943][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 2 printk messages dropped ** [ 1343.517216][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 13 printk messages dropped ** [ 1343.518527][ T32] r5:849a538c r4:849a5000 ** 7 printk messages dropped ** [ 1343.519263][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.519993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1343.520951][ T32] r10:829187f4 r9:ebc55d84 r8:00000002 r7:60000113 r6:ebc55d8c r5:8572d400 ** 5 printk messages dropped ** [ 1343.521518][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc55e08 ** 8 printk messages dropped ** [ 1343.522347][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1343.523095][ T32] r4:857c6200 ** 6 printk messages dropped ** [ 1343.523543][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.554721][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1343.555500][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1343.555757][ T32] r4:e0425dc0 [ 1343.555779][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.555826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1343.555862][ T32] r4:00000000 [ 1343.555885][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.555997][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1343.556028][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.556073][ T32] r5:00001000 r4:dffd1000 [ 1343.556096][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.556155][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.556205][ T32] r5:849a538c r4:849a5000 [ 1343.556228][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.556355][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1343.556455][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.556524][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.556559][ T32] r4:84af8400 [ 1343.556583][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.556669][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1343.556702][ T32] r4:00000001 [ 1343.556724][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.556889][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1343.556924][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.557098][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.557226][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.557263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.557323][ T32] r4:84af1fc0 [ 1343.557352][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.557401][ T32] INFO: task kworker/0:386:5573 blocked for more than 470 seconds. [ 1343.557499][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.557533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.557555][ T32] task:kworker/0:386 state:D stack:0 pid:5573 tgid:5573 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.557641][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.557968][ T32] Call trace: [ 1343.558043][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1343.558133][ T32] r10:829187f4 r9:ebbf1d84 r8:00000002 r7:60000113 r6:ebbf1d8c r5:84480c00 [ 1343.558217][ T32] r4:84480c00 [ 1343.558272][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.558324][ T32] r5:84480c00 r4:829187f0 [ 1343.558350][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.558431][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.558588][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf1e08 [ 1343.558619][ T32] r4:00000000 [ 1343.558641][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1343.558726][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1343.558880][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.559015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e3d40 [ 1343.559045][ T32] r4:00000000 [ 1343.559109][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.559161][ T32] r9:83018005 r8:84480c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 ** 4 printk messages dropped ** [ 1343.559811][ T32] r5:85820b8c r4:85820800 ** 7 printk messages dropped ** [ 1343.560483][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.560837][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.561986][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1343.562619][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1343.562891][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.576620][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1343.577597][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.578075][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.578269][ T32] r5:84483c00 r4:829187f0 ** 3 printk messages dropped ** [ 1343.578430][ T32] r4:00000000 [ 1343.578478][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1343.578522][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1343.578563][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.578608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bea40 [ 1343.578658][ T32] r4:00000000 [ 1343.578683][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.578744][ T32] r9:83018005 r8:84483c00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.578773][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.578819][ T32] r5:00001000 r4:eb0c5000 [ 1343.578841][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.578918][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.578967][ T32] r5:8474538c r4:84745000 [ 1343.578989][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.579035][ T32] r7:dddced40 r6:83018000 r5:8474538c r4:856a3c00 [ 1343.579080][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.579134][ T32] r10:61c88647 r9:84483c00 r8:856a3c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.579161][ T32] r4:856a3c00 [ 1343.579201][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.579250][ T32] r10:00000000 r9:856a3c00 r8:8027ed34 r7:ebbf1e60 r6:856a3c80 r5:84483c00 [ 1343.579299][ T32] r4:00000001 [ 1343.579344][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.579386][ T32] Exception stack(0xebc39fb0 to 0xebc39ff8) [ 1343.579415][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.579448][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.579479][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.579533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.579586][ T32] r4:857be640 [ 1343.579998][ T32] INFO: task kworker/0:387:5574 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1343.580059][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.580122][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.580204][ T32] Call trace: [ 1343.580282][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1343.580354][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 5 printk messages dropped ** [ 1343.580578][ T32] 5d60: 800d0013 ffffffff ** 5 printk messages dropped ** [ 1343.580846][ T32] r4:e0425dc0 ** 7 printk messages dropped ** [ 1343.581206][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1343.581555][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1343.581840][ T32] r4:84af1fc0 ** 4 printk messages dropped ** [ 1343.582052][ T32] task:kworker/1:833 state:D stack:0 pid:5575 tgid:5575 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.582439][ T32] r5:84484800 r4:829187f0 ** 2 printk messages dropped ** [ 1343.582581][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc59e08 ** 8 printk messages dropped ** [ 1343.582940][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1343.600060][ T32] r4:857c6300 ** 6 printk messages dropped ** [ 1343.600347][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1343.601434][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 10 printk messages dropped ** [ 1343.602024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 10 printk messages dropped ** [ 1343.602566][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1343.603058][ T32] r4:84af1fc0 ** 5 printk messages dropped ** [ 1343.603299][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.618321][ T32] r5:84485400 r4:829187f0 ** 3 printk messages dropped ** [ 1343.618461][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.618600][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1343.618971][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1343.619263][ T32] r10:00000000 r9:857c6380 r8:8027ed34 r7:ebc59e60 r6:856a3d80 r5:84485400 [ 1343.619315][ T32] r4:00000001 [ 1343.619340][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.619379][ T32] Exception stack(0xebc5dfb0 to 0xebc5dff8) [ 1343.619421][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.619459][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.619500][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.619539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.619565][ T32] r4:857bc780 [ 1343.619986][ T32] INFO: task kworker/1:834:5577 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1343.620048][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.620122][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.620170][ T32] Call trace: [ 1343.620231][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1343.620287][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1343.620336][ T32] r4:00000000 [ 1343.620361][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.620425][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1343.620462][ T32] 5d20: 99018000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1343.620496][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1343.620526][ T32] 5d60: 800d0013 ffffffff [ 1343.620552][ T32] r5:800d0013 r4:80239bd0 [ 1343.620574][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.620620][ T32] r4:82ac11e4 [ 1343.620642][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.620687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1343.620714][ T32] r4:e0425dc0 [ 1343.620757][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.620807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1343.620836][ T32] r4:00000000 [ 1343.620863][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.620912][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1343.620937][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.621017][ T32] r5:00001000 r4:dffd1000 [ 1343.621066][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.621112][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.621156][ T32] r5:849a538c r4:849a5000 [ 1343.621178][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.621226][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1343.621250][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.621297][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.621323][ T32] r4:84af8400 [ 1343.621353][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.621434][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1343.621466][ T32] r4:00000001 [ 1343.621487][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.621525][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1343.621555][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.621878][ T32] task:kworker/0:388 state:D stack:0 pid:5579 tgid:5579 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.622210][ T32] r5:84486000 r4:829187f0 ** 6 printk messages dropped ** [ 1343.622452][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1343.622904][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 12 printk messages dropped ** [ 1343.636472][ T32] INFO: task kworker/0:388:5579 is blocked on a mutex likely owned by task kworker/1:102:3666. ** 15 printk messages dropped ** [ 1343.637606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 10 printk messages dropped ** [ 1343.638069][ T32] r5:849a538c r4:849a5000 ** 7 printk messages dropped ** [ 1343.638512][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1343.638797][ T32] INFO: task kworker/1:835:5581 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1343.639250][ T32] r5:84486c00 r4:829187f0 ** 2 printk messages dropped ** [ 1343.639373][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc69e08 ** 10 printk messages dropped ** [ 1343.640090][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1343.640625][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1343.641479][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 4 printk messages dropped ** [ 1343.641675][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.641719][ T32] r4:82ac11e4 [ 1343.641740][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.641785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1343.641849][ T32] r4:e0425dc0 [ 1343.641896][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.641945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1343.641972][ T32] r4:00000000 [ 1343.641993][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.642069][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1343.642095][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.642139][ T32] r5:00001000 r4:dffd1000 [ 1343.642184][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.642230][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.642274][ T32] r5:849a538c r4:849a5000 [ 1343.642297][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.642366][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1343.642415][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.642489][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.642542][ T32] r4:84af8400 [ 1343.642568][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.642617][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1343.642644][ T32] r4:00000001 [ 1343.642673][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.642735][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1343.642768][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.642803][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.642835][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.642909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.642941][ T32] r4:84af1fc0 [ 1343.642975][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.643025][ T32] INFO: task kworker/1:836:5584 blocked for more than 470 seconds. [ 1343.643068][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.643099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.643138][ T32] task:kworker/1:836 state:D stack:0 pid:5584 tgid:5584 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.643211][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.643280][ T32] Call trace: [ 1343.666525][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1343.666635][ T32] r10:829187f4 r9:ebc75d84 r8:00000002 r7:60000013 r6:ebc75d8c r5:84482400 [ 1343.666670][ T32] r4:84482400 [ 1343.666693][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.666746][ T32] r5:84482400 r4:829187f0 [ 1343.666772][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.666815][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.666868][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc75e08 [ 1343.666896][ T32] r4:00000000 [ 1343.666917][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1343.667198][ T32] r9:83018205 r8:84482400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 ** 8 printk messages dropped ** [ 1343.667589][ T32] r10:61c88647 r9:84482400 r8:857c64ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 11 printk messages dropped ** [ 1343.668521][ T32] INFO: task kworker/1:836:5584 is blocked on a mutex likely owned by task kworker/1:102:3666. ** 10 printk messages dropped ** [ 1343.669062][ T32] 5d60: 800d0013 ffffffff ** 8 printk messages dropped ** [ 1343.669356][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.669612][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1343.669982][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 7 printk messages dropped ** [ 1343.670325][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1343.670722][ T32] r5:85730000 r4:829187f0 [ 1343.670743][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1343.671029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bc900 ** 11 printk messages dropped ** [ 1343.671518][ T32] r10:61c88647 r9:85730000 r8:857c652c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1343.671763][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.671796][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.671849][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.671898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.671925][ T32] r4:857bcd80 [ 1343.672178][ T32] INFO: task kworker/1:837:5586 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1343.672214][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.672319][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.672379][ T32] Call trace: [ 1343.672423][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1343.672475][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1343.672515][ T32] r4:00000000 [ 1343.672545][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.672586][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1343.672619][ T32] 5d20: 99888000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1343.672653][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1343.672704][ T32] 5d60: 800d0013 ffffffff [ 1343.672771][ T32] r5:800d0013 r4:80239bd0 [ 1343.672797][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.672841][ T32] r4:82ac11e4 [ 1343.672869][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.672925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1343.672956][ T32] r4:e0425dc0 [ 1343.672978][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.673024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1343.673051][ T32] r4:00000000 [ 1343.673088][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.673140][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1343.673166][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.673210][ T32] r5:00001000 r4:dffd1000 [ 1343.673232][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.673272][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.688862][ T32] r5:849a538c r4:849a5000 [ 1343.688966][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.689087][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1343.689120][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.689219][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.689254][ T32] r4:84af8400 [ 1343.689277][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.689329][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1343.689357][ T32] r4:00000001 [ 1343.689379][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.689441][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1343.689500][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.689553][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.689589][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.689624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.689656][ T32] r4:84af1fc0 [ 1343.689702][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.689740][ T32] INFO: task kworker/1:838:5587 blocked for more than 470 seconds. ** 6 printk messages dropped ** [ 1343.690251][ T32] r10:829187f4 r9:ebc6dd84 r8:00000002 r7:60000113 r6:ebc6dd8c r5:85730c00 ** 2 printk messages dropped ** [ 1343.690347][ T32] r5:85730c00 r4:829187f0 ** 3 printk messages dropped ** [ 1343.690491][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.690788][ T32] r9:83018205 r8:85730c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 ** 8 printk messages dropped ** [ 1343.691209][ T32] r10:61c88647 r9:85730c00 r8:857c662c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1343.691672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1343.692777][ T32] 5d60: 800d0013 ffffffff ** 8 printk messages dropped ** [ 1343.693069][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.693289][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1343.710260][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 7 printk messages dropped ** [ 1343.710597][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1343.711025][ T32] r5:84483000 r4:829187f0 ** 1 printk messages dropped ** [ 1343.711155][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.711768][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1343.712195][ T32] r7:ddde2d40 r6:83018200 r5:85793b8c r4:857c6700 [ 1343.712260][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.712314][ T32] r10:61c88647 r9:84483000 r8:857c672c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.712406][ T32] r4:857c6700 [ 1343.712443][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.712494][ T32] r10:00000000 r9:857c6700 r8:8027ed34 r7:ebc61e60 r6:857c7000 r5:84483000 [ 1343.712524][ T32] r4:00000001 [ 1343.712561][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.712602][ T32] Exception stack(0xebc85fb0 to 0xebc85ff8) [ 1343.712631][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.712680][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.712715][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.712750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.712778][ T32] r4:856d8d00 [ 1343.713211][ T32] INFO: task kworker/1:839:5590 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1343.713253][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.713315][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.723879][ T32] Call trace: [ 1343.723927][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1343.724004][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1343.724033][ T32] r4:00000000 [ 1343.724056][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.724100][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1343.724171][ T32] 5d20: 9a0d1000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1343.724265][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1343.724299][ T32] 5d60: 800d0013 ffffffff [ 1343.724326][ T32] r5:800d0013 r4:80239bd0 [ 1343.724358][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.724406][ T32] r4:82ac11e4 [ 1343.724428][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.724475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1343.724503][ T32] r4:e0425dc0 [ 1343.724537][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.724762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1343.724849][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.724991][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 18 printk messages dropped ** [ 1343.725788][ T32] r4:84af1fc0 ** 11 printk messages dropped ** [ 1343.726378][ T32] r5:8571ec00 r4:829187f0 ** 2 printk messages dropped ** [ 1343.726492][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc89e08 ** 9 printk messages dropped ** [ 1343.726991][ T32] r5:00001000 r4:eb707000 ** 6 printk messages dropped ** [ 1343.727358][ T32] r10:61c88647 r9:8571ec00 r8:857c67ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 11 printk messages dropped ** [ 1343.728202][ T32] INFO: task kworker/1:840:5591 is blocked on a mutex likely owned by task kworker/1:102:3666. ** 12 printk messages dropped ** [ 1343.729003][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 12 printk messages dropped ** [ 1343.729553][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1343.730034][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 2 printk messages dropped ** [ 1343.730194][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.730270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.730301][ T32] r4:84af1fc0 [ 1343.730437][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.730476][ T32] INFO: task kworker/1:841:5593 blocked for more than 470 seconds. [ 1343.730510][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.730538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.730560][ T32] task:kworker/1:841 state:D stack:0 pid:5593 tgid:5593 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.730627][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.730727][ T32] Call trace: [ 1343.730789][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1343.730861][ T32] r10:829187f4 r9:ebc9dd84 r8:00000002 r7:60000113 r6:ebc9dd8c r5:84818c00 [ 1343.730897][ T32] r4:84818c00 [ 1343.730918][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.730962][ T32] r5:84818c00 r4:829187f0 [ 1343.730984][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.731024][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.731075][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc9de08 [ 1343.731103][ T32] r4:00000000 [ 1343.731212][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1343.731258][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1343.731297][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.731343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bf2c0 [ 1343.731390][ T32] r4:00000000 [ 1343.731417][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.731465][ T32] r9:83018205 r8:84818c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1343.731491][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.731536][ T32] r5:00001000 r4:eb7d9000 [ 1343.731558][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.731599][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.731670][ T32] r5:85793f8c r4:85793c00 [ 1343.731703][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.731750][ T32] r7:ddde2d40 r6:83018200 r5:85793f8c r4:857c6800 [ 1343.731774][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.731823][ T32] r10:61c88647 r9:84818c00 r8:857c682c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.731851][ T32] r4:857c6800 [ 1343.731878][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.731925][ T32] r10:00000000 r9:857c6800 r8:8027ed34 r7:ebc85e60 r6:857c7100 r5:84818c00 [ 1343.731951][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1343.732097][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1343.732806][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1343.733065][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1343.756172][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 12 printk messages dropped ** [ 1343.757103][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.757357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1343.758065][ T32] r5:84818000 r4:829187f0 ** 1 printk messages dropped ** [ 1343.758130][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1343.758752][ T32] r5:00001000 r4:eb7f5000 ** 6 printk messages dropped ** [ 1343.759170][ T32] r10:61c88647 r9:84818000 r8:857c68ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 15 printk messages dropped ** [ 1343.760582][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 21 printk messages dropped ** [ 1343.761487][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 20 printk messages dropped ** [ 1343.762276][ T32] task:kworker/1:843 state:D stack:0 pid:5597 tgid:5597 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1343.780839][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1343.781194][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.781249][ T32] r7:ddde2d40 r6:83018200 r5:8579878c r4:857c6900 [ 1343.781275][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.781346][ T32] r10:61c88647 r9:85731800 r8:857c692c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.781377][ T32] r4:857c6900 [ 1343.781400][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.781451][ T32] r10:00000000 r9:857c6900 r8:8027ed34 r7:ebca5e60 r6:857c6980 r5:85731800 [ 1343.781479][ T32] r4:00000001 [ 1343.781500][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.781539][ T32] Exception stack(0xebc79fb0 to 0xebc79ff8) [ 1343.781573][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.781608][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.781675][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.781715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.781744][ T32] r4:857bf240 [ 1343.782186][ T32] INFO: task kworker/1:843:5597 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1343.782231][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.782375][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.782441][ T32] Call trace: [ 1343.782479][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1343.782535][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1343.782563][ T32] r4:00000000 [ 1343.782586][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.782704][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1343.782749][ T32] 5d20: 9a782000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1343.782784][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1343.782813][ T32] 5d60: 800d0013 ffffffff [ 1343.782839][ T32] r5:800d0013 r4:80239bd0 [ 1343.782886][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.782937][ T32] r4:82ac11e4 [ 1343.782960][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.783006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1343.783033][ T32] r4:e0425dc0 [ 1343.783163][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.783252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1343.783291][ T32] r4:00000000 [ 1343.783313][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.783446][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1343.783547][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.795910][ T32] r5:00001000 r4:dffd1000 [ 1343.795982][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.796054][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.796110][ T32] r5:849a538c r4:849a5000 [ 1343.796137][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.796214][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1343.796246][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.796298][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.796326][ T32] r4:84af8400 [ 1343.796348][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.796397][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1343.796424][ T32] r4:00000001 [ 1343.796447][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.796486][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1343.796526][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.796561][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.796594][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.796654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.796686][ T32] r4:84af1fc0 [ 1343.796712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.796778][ T32] INFO: task kworker/1:844:5600 blocked for more than 470 seconds. ** 6 printk messages dropped ** [ 1343.797278][ T32] r10:829187f4 r9:ebca9d84 r8:00000002 r7:60000113 r6:ebca9d8c r5:85732400 ** 2 printk messages dropped ** [ 1343.797403][ T32] r5:85732400 r4:829187f0 ** 3 printk messages dropped ** [ 1343.797544][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.797963][ T32] r9:83018205 r8:85732400 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 ** 15 printk messages dropped ** [ 1343.798764][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1343.800565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 18 printk messages dropped ** [ 1343.801496][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.801749][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.801787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.801858][ T32] r4:84af1fc0 [ 1343.801912][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.801942][ T32] INFO: task kworker/1:845:5601 blocked for more than 470 seconds. [ 1343.801974][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.802041][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.802067][ T32] task:kworker/1:845 state:D stack:0 pid:5601 tgid:5601 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.802148][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.802214][ T32] Call trace: [ 1343.802318][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1343.802369][ T32] r10:829187f4 r9:ebc7dd84 r8:00000002 r7:60000013 r6:ebc7dd8c r5:85733000 [ 1343.802397][ T32] r4:85733000 [ 1343.802419][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.802488][ T32] r5:85733000 r4:829187f0 [ 1343.802514][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.802556][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.802631][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc7de08 [ 1343.802662][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.802843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bfa00 ** 18 printk messages dropped ** [ 1343.822658][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1343.829039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 17 printk messages dropped ** [ 1343.830194][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 19 printk messages dropped ** [ 1343.831278][ T32] r5:85733c00 r4:829187f0 ** 2 printk messages dropped ** [ 1343.831400][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb1e08 ** 13 printk messages dropped ** [ 1343.832108][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 20 printk messages dropped ** [ 1343.846468][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1343.847150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 17 printk messages dropped ** [ 1343.848013][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 14 printk messages dropped ** [ 1343.848790][ T32] r4:85734800 ** 3 printk messages dropped ** [ 1343.849056][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.849110][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb9e08 [ 1343.849177][ T32] r4:00000000 [ 1343.849204][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1343.849245][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1343.849284][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.849330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bfc00 [ 1343.849357][ T32] r4:00000000 [ 1343.849379][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.849452][ T32] r9:83018205 r8:85734800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1343.849513][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.849590][ T32] r5:00001000 r4:eb89d000 [ 1343.849617][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.849660][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.849704][ T32] r5:85799b8c r4:85799800 [ 1343.849728][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.849776][ T32] r7:ddde2d40 r6:83018200 r5:85799b8c r4:857c6d80 [ 1343.849800][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.849849][ T32] r10:61c88647 r9:85734800 r8:857c6dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.849908][ T32] r4:857c6d80 [ 1343.849936][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.849985][ T32] r10:00000000 r9:857c6d80 r8:8027ed34 r7:ebc7de60 r6:857c6e00 r5:85734800 [ 1343.850039][ T32] r4:00000001 [ 1343.850062][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.850120][ T32] Exception stack(0xebcb9fb0 to 0xebcb9ff8) [ 1343.850205][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.850244][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.850327][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.850366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1343.851224][ T32] 5d20: 9b124000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 ** 17 printk messages dropped ** [ 1343.852125][ T32] r5:849a538c r4:849a5000 ** 11 printk messages dropped ** [ 1343.852619][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1343.853284][ T32] r4:85735400 ** 1 printk messages dropped ** [ 1343.876309][ T32] r5:85735400 r4:829187f0 ** 1 printk messages dropped ** [ 1343.876564][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1343.876968][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1343.877424][ T32] r10:61c88647 r9:85735400 r8:857c6d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.877451][ T32] r4:857c6d00 [ 1343.877473][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.877522][ T32] r10:00000000 r9:857c6d00 r8:8027ed34 r7:ebcb9e60 r6:857c6e80 r5:85735400 [ 1343.877599][ T32] r4:00000001 [ 1343.877626][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.877667][ T32] Exception stack(0xebcbdfb0 to 0xebcbdff8) [ 1343.877700][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.877735][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.877792][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.877843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.877879][ T32] r4:857bfc00 [ 1343.878329][ T32] INFO: task kworker/1:848:5608 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1343.878374][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.878477][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.878530][ T32] Call trace: [ 1343.878564][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1343.878617][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1343.878658][ T32] r4:00000000 [ 1343.878683][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.878725][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1343.878759][ T32] 5d20: 9b716000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1343.878793][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1343.878822][ T32] 5d60: 800d0013 ffffffff [ 1343.878848][ T32] r5:800d0013 r4:80239bd0 [ 1343.878877][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.878921][ T32] r4:82ac11e4 [ 1343.878959][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.879010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1343.879037][ T32] r4:e0425dc0 [ 1343.879076][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.879124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1343.879278][ T32] r4:00000000 [ 1343.879303][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1343.879586][ T32] r5:849a538c r4:849a5000 ** 17 printk messages dropped ** [ 1343.880452][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1343.880957][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 25 printk messages dropped ** [ 1343.882064][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 30 printk messages dropped ** [ 1343.904631][ T32] r5:849a538c r4:849a5000 ** 16 printk messages dropped ** [ 1343.905482][ T32] INFO: task kworker/1:850:5612 blocked for more than 470 seconds. ** 12 printk messages dropped ** [ 1343.906237][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc5e08 [ 1343.906294][ T32] r4:00000000 [ 1343.906319][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1343.906361][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1343.906400][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.906446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bef00 [ 1343.906474][ T32] r4:00000000 [ 1343.906524][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.906578][ T32] r9:83018205 r8:85736c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1343.906630][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.906703][ T32] r5:00001000 r4:eb8c3000 [ 1343.906729][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.906798][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.906848][ T32] r5:8579a38c r4:8579a000 [ 1343.906904][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.906979][ T32] r7:ddde2d40 r6:83018200 r5:8579a38c r4:857d9080 [ 1343.907006][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.907055][ T32] r10:61c88647 r9:85736c00 r8:857d90ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.907082][ T32] r4:857d9080 [ 1343.907144][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.907223][ T32] r10:00000000 r9:857d9080 r8:8027ed34 r7:ebcc1e60 r6:857d9100 r5:85736c00 [ 1343.907253][ T32] r4:00000001 [ 1343.907274][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.907312][ T32] Exception stack(0xebcc5fb0 to 0xebcc5ff8) [ 1343.907343][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.908266][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 24 printk messages dropped ** [ 1343.909411][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 17 printk messages dropped ** [ 1343.910188][ T32] task:kworker/1:851 state:D stack:0 pid:5613 tgid:5613 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.910633][ T32] r5:8572e000 r4:829187f0 [ 1343.910665][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.910707][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.910756][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb5e08 [ 1343.910785][ T32] r4:00000000 [ 1343.910833][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1343.910972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bc680 ** 20 printk messages dropped ** [ 1343.911745][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1343.912754][ T32] r4:e0425dc0 ** 11 printk messages dropped ** [ 1343.913171][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 14 printk messages dropped ** [ 1343.936820][ T32] INFO: task kworker/1:852:5616 blocked for more than 470 seconds. ** 12 printk messages dropped ** [ 1343.937483][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebccde08 ** 20 printk messages dropped ** [ 1343.938645][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.938835][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.938874][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.938935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.938973][ T32] r4:857bc180 [ 1343.939378][ T32] INFO: task kworker/1:852:5616 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1343.939418][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.939563][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.939652][ T32] Call trace: [ 1343.939684][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1343.939736][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1343.939765][ T32] r4:00000000 [ 1343.939813][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.939871][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1343.939907][ T32] 5d20: 9bd28000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1343.939966][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1343.940023][ T32] 5d60: 800d0013 ffffffff [ 1343.940060][ T32] r5:800d0013 r4:80239bd0 [ 1343.940110][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.940159][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1343.940367][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1343.940874][ T32] r4:84af8400 ** 12 printk messages dropped ** [ 1343.941364][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1343.941959][ T32] r5:8481a400 r4:829187f0 ** 11 printk messages dropped ** [ 1343.942619][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1343.961870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 21 printk messages dropped ** [ 1343.963343][ T32] r4:00000000 ** 14 printk messages dropped ** [ 1343.968169][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1343.968637][ T32] task:kworker/1:854 state:D stack:0 pid:5619 tgid:5619 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1343.968796][ T32] Call trace: [ 1343.968858][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1343.968945][ T32] r10:829187f4 r9:ebcd9d84 r8:00000002 r7:60000113 r6:ebcd9d8c r5:8481bc00 [ 1343.968984][ T32] r4:8481bc00 [ 1343.969007][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.969052][ T32] r5:8481bc00 r4:829187f0 [ 1343.969075][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.969116][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.969164][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd9e08 [ 1343.969252][ T32] r4:00000000 [ 1343.969310][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1343.969355][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1343.969394][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.969440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857df1c0 [ 1343.969467][ T32] r4:00000000 [ 1343.969515][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.969569][ T32] r9:83018205 r8:8481bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 ** 2 printk messages dropped ** [ 1343.969690][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 16 printk messages dropped ** [ 1343.970356][ T32] r4:857df100 ** 11 printk messages dropped ** [ 1343.971295][ T32] 5d60: 800d0013 ffffffff ** 5 printk messages dropped ** [ 1343.971561][ T32] r4:e0425dc0 [ 1343.971584][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.971629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1343.971672][ T32] r4:00000000 [ 1343.971699][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.971748][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1343.971776][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.971821][ T32] r5:00001000 r4:dffd1000 [ 1343.971844][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.971893][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.971938][ T32] r5:849a538c r4:849a5000 [ 1343.971961][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.972010][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1343.972059][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.972139][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.972170][ T32] r4:84af8400 [ 1343.972192][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.972241][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1343.972299][ T32] r4:00000001 [ 1343.972335][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.972376][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1343.972406][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.972441][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.972473][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.972592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.972634][ T32] r4:84af1fc0 [ 1343.972696][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.972726][ T32] INFO: task kworker/1:855:5622 blocked for more than 470 seconds. [ 1343.972797][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.972870][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.972899][ T32] task:kworker/1:855 state:D stack:0 pid:5622 tgid:5622 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.972975][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.973020][ T32] Call trace: [ 1343.973069][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1343.973198][ T32] r10:829187f4 r9:ebcddd84 r8:00000002 r7:60000113 r6:ebcddd8c r5:8481c800 [ 1343.973230][ T32] r4:8481c800 [ 1343.973252][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.973295][ T32] r5:8481c800 r4:829187f0 [ 1343.973449][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.989351][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.989475][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcdde08 [ 1343.989512][ T32] r4:00000000 [ 1343.989536][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1343.989604][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1343.989654][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.989701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857df740 ** 1 printk messages dropped ** [ 1343.989790][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.989862][ T32] r9:83018205 r8:8481c800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1343.989928][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.989990][ T32] r5:00001000 r4:eab43000 [ 1343.990045][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.990091][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.990138][ T32] r5:8579bf8c r4:8579bc00 [ 1343.990162][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.990214][ T32] r7:ddde2d40 r6:83018200 r5:8579bf8c r4:857d9480 [ 1343.990239][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.990289][ T32] r10:61c88647 r9:8481c800 r8:857d94ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.990316][ T32] r4:857d9480 [ 1343.990339][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.990416][ T32] r10:00000000 r9:857d9480 r8:8027ed34 r7:ebccde60 r6:857c7300 r5:8481c800 [ 1343.990448][ T32] r4:00000001 [ 1343.990471][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.990537][ T32] Exception stack(0xebcddfb0 to 0xebcddff8) [ 1343.990584][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.990620][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.990652][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.990685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.990712][ T32] r4:857df280 [ 1343.991122][ T32] INFO: task kworker/1:855:5622 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1343.991165][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.991263][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.991346][ T32] Call trace: [ 1343.991409][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1343.991487][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1343.991538][ T32] r4:00000000 [ 1343.991565][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.991608][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1343.991643][ T32] 5d20: 9c521000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1343.991678][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1343.991732][ T32] 5d60: 800d0013 ffffffff [ 1343.991835][ T32] r5:800d0013 r4:80239bd0 [ 1343.991867][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.991912][ T32] r4:82ac11e4 [ 1343.991959][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.992034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1343.992066][ T32] r4:e0425dc0 [ 1343.992089][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1343.992164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1343.992197][ T32] r4:00000000 [ 1343.992219][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1343.992319][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1343.992374][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.992422][ T32] r5:00001000 r4:dffd1000 [ 1343.992445][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1343.992485][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.992547][ T32] r5:849a538c r4:849a5000 [ 1343.992573][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.992647][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1343.992713][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1343.992927][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 4 printk messages dropped ** [ 1343.993095][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1343.993243][ T32] r4:84af1fc0 ** 1 printk messages dropped ** [ 1343.993319][ T32] INFO: task kworker/1:856:5623 blocked for more than 470 seconds. ** 3 printk messages dropped ** [ 1344.006513][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1344.006779][ T32] r4:8481d400 ** 1 printk messages dropped ** [ 1344.006888][ T32] r5:8481d400 r4:829187f0 [ 1344.006929][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.007027][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.007136][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce1e08 ** 2 printk messages dropped ** [ 1344.007230][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1344.007367][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1344.007539][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1344.007812][ T32] r7:ddde2d40 r6:83018200 r5:8579b78c r4:857d9500 ** 2 printk messages dropped ** [ 1344.007948][ T32] r4:857d9500 ** 2 printk messages dropped ** [ 1344.008101][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1344.008192][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.008228][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.008259][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.008294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.008347][ T32] r4:857df280 [ 1344.008762][ T32] INFO: task kworker/1:856:5623 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1344.008813][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.008885][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.008965][ T32] Call trace: [ 1344.009000][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1344.009088][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1344.009152][ T32] r4:00000000 [ 1344.009178][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.009220][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1344.009255][ T32] 5d20: 9c82a000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1344.009289][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1344.009342][ T32] 5d60: 800d0013 ffffffff [ 1344.009372][ T32] r5:800d0013 r4:80239bd0 [ 1344.009395][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.009440][ T32] r4:82ac11e4 [ 1344.009473][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.009549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1344.009586][ T32] r4:e0425dc0 [ 1344.009609][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.009655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1344.009708][ T32] r4:00000000 [ 1344.009740][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.009789][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1344.009815][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.009864][ T32] r5:00001000 r4:dffd1000 [ 1344.009889][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.009930][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.009980][ T32] r5:849a538c r4:849a5000 [ 1344.010028][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.010083][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1344.010128][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.010231][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.010287][ T32] r4:84af8400 [ 1344.010312][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.010362][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1344.010397][ T32] r4:00000001 [ 1344.010418][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.010457][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1344.010486][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.010543][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.010582][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.010616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.010643][ T32] r4:84af1fc0 [ 1344.010666][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.010710][ T32] INFO: task kworker/1:857:5627 blocked for more than 470 seconds. [ 1344.010744][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.010772][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.010794][ T32] task:kworker/1:857 state:D stack:0 pid:5627 tgid:5627 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.010860][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.010914][ T32] Call trace: [ 1344.010947][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1344.011009][ T32] r10:829187f4 r9:eba71d84 r8:00000002 r7:60000013 r6:eba71d8c r5:8481ec00 [ 1344.011041][ T32] r4:8481ec00 [ 1344.011074][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.011121][ T32] r5:8481ec00 r4:829187f0 [ 1344.011145][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.011189][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.011236][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba71e08 [ 1344.011263][ T32] r4:00000000 [ 1344.011296][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1344.011342][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1344.011380][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.011426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857df640 [ 1344.011452][ T32] r4:00000000 [ 1344.011473][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.011519][ T32] r9:83018205 r8:8481ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1344.011545][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.011590][ T32] r5:00001000 r4:dfaf7000 [ 1344.011613][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.011702][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.011759][ T32] r5:8579bb8c r4:8579b800 [ 1344.011782][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.011830][ T32] r7:ddde2d40 r6:83018200 r5:8579bb8c r4:857d9580 [ 1344.011861][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.011923][ T32] r10:61c88647 r9:8481ec00 r8:857d95ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.011955][ T32] r4:857d9580 [ 1344.012038][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.012090][ T32] r10:00000000 r9:857d9580 r8:8027ed34 r7:ebcdde60 r6:857c7400 r5:8481ec00 [ 1344.012141][ T32] r4:00000001 [ 1344.012167][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.012253][ T32] Exception stack(0xeba71fb0 to 0xeba71ff8) [ 1344.012287][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.012322][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.012354][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.012400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.012461][ T32] r4:857df5c0 [ 1344.012703][ T32] INFO: task kworker/1:857:5627 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1344.012740][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.012851][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.012937][ T32] Call trace: [ 1344.013019][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1344.013105][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1344.013140][ T32] r4:00000000 [ 1344.013162][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.013256][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1344.013294][ T32] 5d20: 9c82a000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1344.013371][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1344.028054][ T32] 5d60: 800d0013 ffffffff [ 1344.028107][ T32] r5:800d0013 r4:80239bd0 [ 1344.028136][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.028206][ T32] r4:82ac11e4 [ 1344.028229][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.028303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1344.028337][ T32] r4:e0425dc0 [ 1344.028386][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.028495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1344.028527][ T32] r4:00000000 [ 1344.028550][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.028637][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1344.028667][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.028741][ T32] r5:00001000 r4:dffd1000 [ 1344.028787][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.028862][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.028942][ T32] r5:849a538c r4:849a5000 [ 1344.028975][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.029026][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1344.029052][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.029101][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.029128][ T32] r4:84af8400 [ 1344.029150][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.029199][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1344.029226][ T32] r4:00000001 [ 1344.029248][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.029286][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1344.029340][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.029403][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.029449][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.029488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.029548][ T32] r4:84af1fc0 [ 1344.029602][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.029672][ T32] INFO: task kworker/1:858:5629 blocked for more than 470 seconds. [ 1344.029721][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.029754][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.029787][ T32] task:kworker/1:858 state:D stack:0 pid:5629 tgid:5629 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.029847][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.029982][ T32] Call trace: [ 1344.030070][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1344.030129][ T32] r10:829187f4 r9:ebb41d84 r8:00000002 r7:60000113 r6:ebb41d8c r5:8481b000 [ 1344.030156][ T32] r4:8481b000 [ 1344.030190][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.030262][ T32] r5:8481b000 r4:829187f0 [ 1344.030295][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.030339][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.030389][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb41e08 [ 1344.030416][ T32] r4:00000000 [ 1344.030438][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1344.030477][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1344.030517][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.030563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857dfc00 [ 1344.030601][ T32] r4:00000000 [ 1344.030627][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.030676][ T32] r9:83018205 r8:8481b000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1344.030732][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.030783][ T32] r5:00001000 r4:eb2f3000 [ 1344.030859][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.030910][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.030955][ T32] r5:857a4b8c r4:857a4800 [ 1344.030977][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.031023][ T32] r7:ddde2d40 r6:83018200 r5:857a4b8c r4:857d9600 [ 1344.031047][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.031095][ T32] r10:61c88647 r9:8481b000 r8:857d962c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1344.031254][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1344.031413][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1344.032046][ T32] INFO: task kworker/1:858:5629 is blocked on a mutex likely owned by task kworker/1:102:3666. ** 1 printk messages dropped ** [ 1344.032156][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.032205][ T32] Call trace: [ 1344.032236][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1344.032289][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1344.032342][ T32] r4:00000000 [ 1344.032368][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.032411][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1344.032444][ T32] 5d20: 9ca15000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1344.032481][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1344.032510][ T32] 5d60: 800d0013 ffffffff [ 1344.032536][ T32] r5:800d0013 r4:80239bd0 [ 1344.032558][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.032650][ T32] r4:82ac11e4 [ 1344.032683][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.032731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1344.032759][ T32] r4:e0425dc0 [ 1344.032781][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.032852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1344.032893][ T32] r4:00000000 [ 1344.032914][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.032994][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1344.033042][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.033091][ T32] r5:00001000 r4:dffd1000 [ 1344.033114][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.033155][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.033265][ T32] r5:849a538c r4:849a5000 [ 1344.033321][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.033384][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1344.033476][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.050704][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.050781][ T32] r4:84af8400 [ 1344.050819][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.050901][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1344.050931][ T32] r4:00000001 [ 1344.050955][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.050996][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1344.051030][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.051086][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.051150][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.051215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.051290][ T32] r4:84af1fc0 [ 1344.051320][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.051379][ T32] INFO: task kworker/1:859:5631 blocked for more than 470 seconds. [ 1344.051427][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.051458][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.051482][ T32] task:kworker/1:859 state:D stack:0 pid:5631 tgid:5631 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.051578][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.051630][ T32] Call trace: [ 1344.051687][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1344.051749][ T32] r10:829187f4 r9:ebce5d84 r8:00000002 r7:60000013 r6:ebce5d8c r5:84819800 [ 1344.051776][ T32] r4:84819800 [ 1344.051798][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.051840][ T32] r5:84819800 r4:829187f0 [ 1344.051870][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.051912][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.051961][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce5e08 [ 1344.052012][ T32] r4:00000000 [ 1344.052038][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1344.052122][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1344.052169][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.052215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857df900 [ 1344.052243][ T32] r4:00000000 [ 1344.052266][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.052316][ T32] r9:83018205 r8:84819800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1344.052344][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.052390][ T32] r5:00001000 r4:eae0f000 [ 1344.052424][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.052469][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.052541][ T32] r5:857a438c r4:857a4000 [ 1344.052568][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.052616][ T32] r7:ddde2d40 r6:83018200 r5:857a438c r4:857d9680 [ 1344.052640][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.052699][ T32] r10:61c88647 r9:84819800 r8:857d96ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.052732][ T32] r4:857d9680 [ 1344.052755][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.052802][ T32] r10:00000000 r9:857d9680 r8:8027ed34 r7:ebb41e60 r6:857c7500 r5:84819800 [ 1344.052859][ T32] r4:00000001 [ 1344.052917][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.052965][ T32] Exception stack(0xebce5fb0 to 0xebce5ff8) [ 1344.052997][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.053058][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.053116][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.053153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.053205][ T32] r4:857df5c0 [ 1344.059935][ T32] INFO: task kworker/1:859:5631 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1344.060095][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.060211][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.060278][ T32] Call trace: [ 1344.060313][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1344.060374][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1344.060418][ T32] r4:00000000 [ 1344.060472][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.060520][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1344.060555][ T32] 5d20: 9cf9a000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1344.060603][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1344.060661][ T32] 5d60: 800d0013 ffffffff [ 1344.060701][ T32] r5:800d0013 r4:80239bd0 [ 1344.060725][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.060772][ T32] r4:82ac11e4 [ 1344.060795][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.060841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1344.060883][ T32] r4:e0425dc0 [ 1344.060906][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.060978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1344.061022][ T32] r4:00000000 [ 1344.061065][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.061120][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1344.061149][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.061195][ T32] r5:00001000 r4:dffd1000 [ 1344.061217][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.061271][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.061362][ T32] r5:849a538c r4:849a5000 [ 1344.061408][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.061489][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1344.061518][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.061568][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.061619][ T32] r4:84af8400 [ 1344.061645][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.061695][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1344.061724][ T32] r4:00000001 [ 1344.061770][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.061812][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1344.061842][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.061886][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.061943][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.061983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.062045][ T32] r4:84af1fc0 [ 1344.062072][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.062121][ T32] INFO: task kworker/1:860:5633 blocked for more than 470 seconds. [ 1344.062165][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.062195][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.062218][ T32] task:kworker/1:860 state:D stack:0 pid:5633 tgid:5633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.062267][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.062312][ T32] Call trace: [ 1344.062361][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1344.062413][ T32] r10:829187f4 r9:ebcd5d84 r8:00000002 r7:60000013 r6:ebcd5d8c r5:8481e000 [ 1344.062441][ T32] r4:8481e000 [ 1344.062512][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.062561][ T32] r5:8481e000 r4:829187f0 [ 1344.062623][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.062669][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.062718][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd5e08 [ 1344.062747][ T32] r4:00000000 [ 1344.062769][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1344.062808][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1344.062847][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.062901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857dfd00 [ 1344.062952][ T32] r4:00000000 [ 1344.062978][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.063051][ T32] r9:83018205 r8:8481e000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1344.063087][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.063159][ T32] r5:00001000 r4:eb355000 [ 1344.063185][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1344.063296][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.075976][ T32] r7:ddde2d40 r6:83018200 r5:857a4f8c r4:857d9700 [ 1344.076033][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.076110][ T32] r10:61c88647 r9:8481e000 r8:857d972c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.076139][ T32] r4:857d9700 [ 1344.076186][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.076242][ T32] r10:00000000 r9:857d9700 r8:8027ed34 r7:ebb41e60 r6:857c7580 r5:8481e000 [ 1344.076269][ T32] r4:00000001 [ 1344.076303][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.076362][ T32] Exception stack(0xebcd5fb0 to 0xebcd5ff8) [ 1344.076399][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.076434][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.076491][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.076536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.076563][ T32] r4:857df7c0 [ 1344.076984][ T32] INFO: task kworker/1:860:5633 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1344.077027][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.077101][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.077156][ T32] Call trace: [ 1344.077190][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1344.077244][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1344.077299][ T32] r4:00000000 [ 1344.077327][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.077369][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1344.077402][ T32] 5d20: 9d386000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1344.077436][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1344.077464][ T32] 5d60: 800d0013 ffffffff [ 1344.077489][ T32] r5:800d0013 r4:80239bd0 [ 1344.077512][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.077558][ T32] r4:82ac11e4 [ 1344.077581][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.077627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1344.077654][ T32] r4:e0425dc0 [ 1344.077675][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.077772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1344.077805][ T32] r4:00000000 [ 1344.077827][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.077886][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1344.077913][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.077959][ T32] r5:00001000 r4:dffd1000 [ 1344.078024][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.078078][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.078125][ T32] r5:849a538c r4:849a5000 [ 1344.078204][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.078316][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1344.078350][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.078402][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.078459][ T32] r4:84af8400 [ 1344.078485][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.078535][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1344.078561][ T32] r4:00000001 [ 1344.078593][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.078633][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1344.078676][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.078739][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.078785][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.078876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.078917][ T32] r4:84af1fc0 [ 1344.078940][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.078970][ T32] INFO: task kworker/0:389:5635 blocked for more than 470 seconds. [ 1344.079007][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.079044][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.079093][ T32] task:kworker/0:389 state:D stack:0 pid:5635 tgid:5635 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.079148][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.079207][ T32] Call trace: [ 1344.079281][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1344.079397][ T32] r10:829187f4 r9:ebce9d84 r8:00000002 r7:60000113 r6:ebce9d8c r5:84481800 [ 1344.079445][ T32] r4:84481800 [ 1344.079481][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.079531][ T32] r5:84481800 r4:829187f0 [ 1344.079554][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.079595][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.079644][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce9e08 [ 1344.079671][ T32] r4:00000000 [ 1344.079710][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1344.079755][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1344.079795][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.079841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e3c80 [ 1344.079899][ T32] r4:00000000 [ 1344.079924][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.079991][ T32] r9:83018005 r8:84481800 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1344.080022][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.080067][ T32] r5:00001000 r4:ebb0f000 [ 1344.080090][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.080156][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.080205][ T32] r5:85820f8c r4:85820c00 [ 1344.080229][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.080275][ T32] r7:dddced40 r6:83018000 r5:85820f8c r4:857c7600 [ 1344.080299][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.080371][ T32] r10:61c88647 r9:84481800 r8:857c762c r7:82804d40 r6:dddced40 r5:dddced60 [ 1344.080402][ T32] r4:857c7600 [ 1344.080424][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.080498][ T32] r10:00000000 r9:857c7600 r8:8027ed34 r7:ebbf1e60 r6:857c7680 r5:84481800 [ 1344.080531][ T32] r4:00000001 [ 1344.080567][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.080607][ T32] Exception stack(0xebce9fb0 to 0xebce9ff8) [ 1344.080637][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.080721][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.080784][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.080821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.080848][ T32] r4:857cb880 [ 1344.081093][ T32] INFO: task kworker/0:389:5635 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1344.081130][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.081210][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.081287][ T32] Call trace: [ 1344.081318][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1344.081370][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1344.081399][ T32] r4:00000000 [ 1344.081420][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.081461][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1344.081495][ T32] 5d20: 9d386000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1344.081545][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1344.081602][ T32] 5d60: 800d0013 ffffffff [ 1344.081639][ T32] r5:800d0013 r4:80239bd0 [ 1344.081663][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.081709][ T32] r4:82ac11e4 [ 1344.081731][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.081776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1344.081828][ T32] r4:e0425dc0 [ 1344.081859][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.081933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1344.081965][ T32] r4:00000000 [ 1344.081987][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.082059][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1344.082086][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.082180][ T32] r5:00001000 r4:dffd1000 [ 1344.082213][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.082257][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.082350][ T32] r5:849a538c r4:849a5000 [ 1344.082402][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.082456][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1344.082480][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.082531][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.082559][ T32] r4:84af8400 [ 1344.082580][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.082627][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1344.082654][ T32] r4:00000001 [ 1344.082686][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.082733][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1344.082764][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.082798][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.082858][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.082921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.082976][ T32] r4:84af1fc0 [ 1344.083002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.083029][ T32] INFO: task kworker/1:861:5637 blocked for more than 470 seconds. [ 1344.083060][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.083090][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.083172][ T32] task:kworker/1:861 state:D stack:0 pid:5637 tgid:5637 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.083224][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.083279][ T32] Call trace: [ 1344.083316][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1344.106270][ T32] r10:829187f4 r9:ebcedd84 r8:00000002 r7:60000013 r6:ebcedd8c r5:85748000 [ 1344.106324][ T32] r4:85748000 [ 1344.106350][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.106419][ T32] r5:85748000 r4:829187f0 [ 1344.106443][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.106498][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.106560][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcede08 [ 1344.106587][ T32] r4:00000000 [ 1344.106635][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1344.106688][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1344.106732][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.106778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857dc040 [ 1344.106806][ T32] r4:00000000 [ 1344.106828][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.106891][ T32] r9:83018205 r8:85748000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1344.106919][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.106968][ T32] r5:00001000 r4:eb787000 [ 1344.107017][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.107065][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.107111][ T32] r5:857a5f8c r4:857a5c00 [ 1344.107183][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.107265][ T32] r7:ddde2d40 r6:83018200 r5:857a5f8c r4:857d9780 [ 1344.107294][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.107368][ T32] r10:61c88647 r9:85748000 r8:857d97ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.107400][ T32] r4:857d9780 [ 1344.107423][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.107473][ T32] r10:00000000 r9:857d9780 r8:8027ed34 r7:ebcd5e60 r6:857c7700 r5:85748000 [ 1344.107508][ T32] r4:00000001 [ 1344.107555][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.107599][ T32] Exception stack(0xebcedfb0 to 0xebcedff8) [ 1344.107657][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.107720][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.107822][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.107877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.107905][ T32] r4:857dfc80 [ 1344.108320][ T32] INFO: task kworker/1:861:5637 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1344.108361][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.108439][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.108490][ T32] Call trace: [ 1344.108523][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1344.108575][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1344.108604][ T32] r4:00000000 [ 1344.108625][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.108665][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1344.108697][ T32] 5d20: 9d9cf000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1344.108732][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1344.108770][ T32] 5d60: 800d0013 ffffffff [ 1344.108860][ T32] r5:800d0013 r4:80239bd0 [ 1344.108893][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.108939][ T32] r4:82ac11e4 [ 1344.108986][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.109045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1344.109102][ T32] r4:e0425dc0 [ 1344.109138][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.109186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1344.109215][ T32] r4:00000000 [ 1344.109238][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.109288][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1344.109350][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.109401][ T32] r5:00001000 r4:dffd1000 [ 1344.109425][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.109467][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.109514][ T32] r5:849a538c r4:849a5000 [ 1344.109538][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.109588][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1344.109613][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.109661][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.109691][ T32] r4:84af8400 [ 1344.109715][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.109763][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1344.109813][ T32] r4:00000001 [ 1344.109839][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.109892][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1344.109923][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.109959][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.109992][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.110056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.110088][ T32] r4:84af1fc0 [ 1344.110111][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.110142][ T32] INFO: task kworker/1:862:5638 blocked for more than 470 seconds. [ 1344.110179][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.110209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.110231][ T32] task:kworker/1:862 state:D stack:0 pid:5638 tgid:5638 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.110281][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.110341][ T32] Call trace: [ 1344.110381][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1344.110432][ T32] r10:829187f4 r9:ebcf1d84 r8:00000002 r7:60000113 r6:ebcf1d8c r5:85748c00 [ 1344.110460][ T32] r4:85748c00 [ 1344.110482][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.110526][ T32] r5:85748c00 r4:829187f0 [ 1344.110599][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.110678][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.110735][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf1e08 [ 1344.110764][ T32] r4:00000000 [ 1344.110830][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1344.110892][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1344.110932][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.110978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857dfe80 [ 1344.111007][ T32] r4:00000000 [ 1344.111029][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.111077][ T32] r9:83018205 r8:85748c00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1344.111104][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.111149][ T32] r5:00001000 r4:eb3c1000 [ 1344.111174][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.111215][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.111260][ T32] r5:857a538c r4:857a5000 [ 1344.111319][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.111385][ T32] r7:ddde2d40 r6:83018200 r5:857a538c r4:857d9800 [ 1344.111451][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.111556][ T32] r10:61c88647 r9:85748c00 r8:857d982c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.111594][ T32] r4:857d9800 [ 1344.111617][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.111666][ T32] r10:00000000 r9:857d9800 r8:8027ed34 r7:ebcede60 r6:857c7780 r5:85748c00 [ 1344.111693][ T32] r4:00000001 [ 1344.111762][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.111814][ T32] Exception stack(0xebcf1fb0 to 0xebcf1ff8) [ 1344.111844][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.111900][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.111938][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.111974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.112003][ T32] r4:857dfc80 [ 1344.112244][ T32] INFO: task kworker/1:862:5638 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1344.112281][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.112366][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.112440][ T32] Call trace: [ 1344.112479][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1344.112614][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1344.112654][ T32] r4:00000000 [ 1344.112706][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.112752][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1344.112799][ T32] 5d20: 9d9cf000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1344.112839][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1344.112876][ T32] 5d60: 800d0013 ffffffff [ 1344.112904][ T32] r5:800d0013 r4:80239bd0 [ 1344.112953][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.113011][ T32] r4:82ac11e4 [ 1344.113036][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.113083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1344.113113][ T32] r4:e0425dc0 [ 1344.113136][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.113207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1344.113240][ T32] r4:00000000 [ 1344.113263][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.113371][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1344.124189][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.124294][ T32] r5:00001000 r4:dffd1000 [ 1344.124322][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.124368][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.124418][ T32] r5:849a538c r4:849a5000 [ 1344.124443][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.124496][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1344.124522][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.124574][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.124621][ T32] r4:84af8400 [ 1344.124651][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.124704][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1344.124769][ T32] r4:00000001 [ 1344.124853][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.124915][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1344.124975][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.125015][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.125050][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.125085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.125177][ T32] r4:84af1fc0 [ 1344.125210][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.125245][ T32] INFO: task kworker/1:863:5640 blocked for more than 470 seconds. [ 1344.125283][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.125316][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.125367][ T32] task:kworker/1:863 state:D stack:0 pid:5640 tgid:5640 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.125439][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.125490][ T32] Call trace: [ 1344.125552][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1344.125619][ T32] r10:829187f4 r9:ebcf5d84 r8:00000002 r7:60000113 r6:ebcf5d8c r5:85749800 [ 1344.125649][ T32] r4:85749800 [ 1344.125673][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.125748][ T32] r5:85749800 r4:829187f0 [ 1344.125777][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.125872][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.125930][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf5e08 [ 1344.125958][ T32] r4:00000000 [ 1344.125981][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1344.126075][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1344.126130][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.126177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857dff40 [ 1344.126207][ T32] r4:00000000 [ 1344.126230][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.126280][ T32] r9:83018205 r8:85749800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1344.126308][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.126367][ T32] r5:00001000 r4:eb61d000 [ 1344.126395][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.126438][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.126484][ T32] r5:857a578c r4:857a5400 [ 1344.126514][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.126563][ T32] r7:ddde2d40 r6:83018200 r5:857a578c r4:857d9880 [ 1344.126588][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.126638][ T32] r10:61c88647 r9:85749800 r8:857d98ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.126718][ T32] r4:857d9880 [ 1344.126782][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.126836][ T32] r10:00000000 r9:857d9880 r8:8027ed34 r7:ebcede60 r6:857c7800 r5:85749800 [ 1344.126871][ T32] r4:00000001 [ 1344.126968][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.127012][ T32] Exception stack(0xebcf5fb0 to 0xebcf5ff8) [ 1344.127045][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.127092][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.127128][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.127163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.127191][ T32] r4:857dfdc0 [ 1344.127609][ T32] INFO: task kworker/1:863:5640 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1344.127652][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.127755][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.127850][ T32] Call trace: [ 1344.127975][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1344.128059][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1344.128093][ T32] r4:00000000 [ 1344.128118][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.128162][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1344.128197][ T32] 5d20: 9d9cf000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1344.128232][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1344.128261][ T32] 5d60: 800d0013 ffffffff [ 1344.128290][ T32] r5:800d0013 r4:80239bd0 [ 1344.128340][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.128399][ T32] r4:82ac11e4 [ 1344.128423][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.128530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1344.128568][ T32] r4:e0425dc0 [ 1344.128591][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.128638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1344.128666][ T32] r4:00000000 [ 1344.128687][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.128754][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1344.128785][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.128865][ T32] r5:00001000 r4:dffd1000 [ 1344.128898][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.128991][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.129078][ T32] r5:849a538c r4:849a5000 [ 1344.129142][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.129196][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1344.129220][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.129299][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.129330][ T32] r4:84af8400 [ 1344.129351][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.129400][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1344.129452][ T32] r4:00000001 [ 1344.129478][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.129517][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1344.129547][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.129582][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.129613][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.129672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.129703][ T32] r4:84af1fc0 [ 1344.129725][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.129752][ T32] INFO: task kworker/1:864:5642 blocked for more than 470 seconds. [ 1344.129783][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.129812][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.129835][ T32] task:kworker/1:864 state:D stack:0 pid:5642 tgid:5642 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.129916][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.129997][ T32] Call trace: [ 1344.130089][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1344.130144][ T32] r10:829187f4 r9:ec505d84 r8:00000002 r7:60000113 r6:ec505d8c r5:8574a400 [ 1344.130171][ T32] r4:8574a400 [ 1344.130193][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.130237][ T32] r5:8574a400 r4:829187f0 [ 1344.130260][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.130301][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.130350][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec505e08 [ 1344.130377][ T32] r4:00000000 [ 1344.130398][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1344.130462][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1344.130514][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.130560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bc300 [ 1344.130596][ T32] r4:00000000 [ 1344.130637][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.130714][ T32] r9:83018205 r8:8574a400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1344.130752][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.130798][ T32] r5:00001000 r4:eb735000 [ 1344.130821][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.130872][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.130919][ T32] r5:857a5b8c r4:857a5800 [ 1344.130943][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.130989][ T32] r7:ddde2d40 r6:83018200 r5:857a5b8c r4:857d9900 [ 1344.131014][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.131080][ T32] r10:61c88647 r9:8574a400 r8:857d992c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.131112][ T32] r4:857d9900 [ 1344.131136][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.131184][ T32] r10:00000000 r9:857d9900 r8:8027ed34 r7:ebcede60 r6:857c7880 r5:8574a400 [ 1344.131261][ T32] r4:00000001 [ 1344.131286][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.131325][ T32] Exception stack(0xec505fb0 to 0xec505ff8) [ 1344.131354][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.131426][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.131470][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.131504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.131531][ T32] r4:857df400 [ 1344.131781][ T32] INFO: task kworker/1:864:5642 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1344.131832][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.131937][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.132005][ T32] Call trace: [ 1344.132039][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1344.132091][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1344.132119][ T32] r4:00000000 [ 1344.132141][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.132231][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1344.132271][ T32] 5d20: 9d9cf000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1344.132331][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1344.132364][ T32] 5d60: 800d0013 ffffffff [ 1344.132391][ T32] r5:800d0013 r4:80239bd0 [ 1344.132415][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.132458][ T32] r4:82ac11e4 [ 1344.132480][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.132563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1344.132594][ T32] r4:e0425dc0 [ 1344.132617][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.132674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1344.132731][ T32] r4:00000000 [ 1344.132755][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.132832][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1344.132894][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.132968][ T32] r5:00001000 r4:dffd1000 [ 1344.133025][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.133073][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.133119][ T32] r5:849a538c r4:849a5000 [ 1344.133142][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.133210][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1344.133238][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.133312][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.133402][ T32] r4:84af8400 [ 1344.168532][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.168635][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1344.168668][ T32] r4:00000001 [ 1344.168702][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.168769][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1344.168816][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.168850][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.168888][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.168951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.168990][ T32] r4:84af1fc0 [ 1344.169018][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.169063][ T32] INFO: task kworker/1:865:5644 blocked for more than 470 seconds. [ 1344.169101][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.169131][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.169155][ T32] task:kworker/1:865 state:D stack:0 pid:5644 tgid:5644 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.169215][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.169265][ T32] Call trace: [ 1344.169300][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1344.169355][ T32] r10:829187f4 r9:ec50dd84 r8:00000002 r7:60000013 r6:ec50dd8c r5:8574bc00 [ 1344.169397][ T32] r4:8574bc00 [ 1344.169424][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.169469][ T32] r5:8574bc00 r4:829187f0 [ 1344.169492][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.169533][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.169622][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec50de08 [ 1344.169680][ T32] r4:00000000 [ 1344.169713][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1344.169754][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1344.169796][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.169840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857dc680 [ 1344.169905][ T32] r4:00000000 [ 1344.169932][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.169983][ T32] r9:83018205 r8:8574bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1344.170041][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.170090][ T32] r5:00001000 r4:eb93d000 [ 1344.170114][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.170156][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.170216][ T32] r5:857a738c r4:857a7000 [ 1344.170244][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.170293][ T32] r7:ddde2d40 r6:83018200 r5:857a738c r4:857d9980 [ 1344.170318][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.170368][ T32] r10:61c88647 r9:8574bc00 r8:857d99ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.170426][ T32] r4:857d9980 [ 1344.170491][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.170544][ T32] r10:00000000 r9:857d9980 r8:8027ed34 r7:ebcede60 r6:857c7900 r5:8574bc00 [ 1344.170574][ T32] r4:00000001 [ 1344.170596][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.170634][ T32] Exception stack(0xec50dfb0 to 0xec50dff8) [ 1344.170663][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.170697][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.170729][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.170763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.170790][ T32] r4:857dc080 [ 1344.171207][ T32] INFO: task kworker/1:865:5644 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1344.171261][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.171368][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.171421][ T32] Call trace: [ 1344.171452][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1344.171505][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1344.171557][ T32] r4:00000000 [ 1344.171583][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.171626][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1344.171659][ T32] 5d20: 9e2c6000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1344.171743][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1344.171777][ T32] 5d60: 800d0013 ffffffff [ 1344.171830][ T32] r5:800d0013 r4:80239bd0 [ 1344.171862][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.171909][ T32] r4:82ac11e4 [ 1344.171932][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.171978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1344.172068][ T32] r4:e0425dc0 [ 1344.172094][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.172167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1344.172205][ T32] r4:00000000 [ 1344.172251][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.172305][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1344.172332][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.172376][ T32] r5:00001000 r4:dffd1000 [ 1344.172397][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.172438][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.172485][ T32] r5:849a538c r4:849a5000 [ 1344.172507][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.172555][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1344.172579][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.172627][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.172656][ T32] r4:84af8400 [ 1344.172678][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.172751][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1344.172788][ T32] r4:00000001 [ 1344.172851][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.172921][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1344.172972][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.173010][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.173042][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.173087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.173119][ T32] r4:84af1fc0 [ 1344.173166][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.173196][ T32] INFO: task kworker/1:866:5647 blocked for more than 470 seconds. [ 1344.173227][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.173255][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.173277][ T32] task:kworker/1:866 state:D stack:0 pid:5647 tgid:5647 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.173381][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.182255][ T32] Call trace: [ 1344.182317][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1344.182397][ T32] r10:829187f4 r9:ec511d84 r8:00000002 r7:60000013 r6:ec511d8c r5:8574c800 [ 1344.182426][ T32] r4:8574c800 [ 1344.182449][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.182515][ T32] r5:8574c800 r4:829187f0 [ 1344.182559][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.182614][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.182683][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec511e08 [ 1344.182752][ T32] r4:00000000 [ 1344.182807][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1344.182868][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1344.182926][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.182973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857dc200 [ 1344.183002][ T32] r4:00000000 [ 1344.183024][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.183076][ T32] r9:83018205 r8:8574c800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1344.183122][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.183177][ T32] r5:00001000 r4:eb7b1000 [ 1344.183250][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.183297][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.183344][ T32] r5:857a638c r4:857a6000 [ 1344.183440][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.184008][ T32] r7:ddde2d40 r6:83018200 r5:857a638c r4:857d9a00 [ 1344.184047][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.184152][ T32] r10:61c88647 r9:8574c800 r8:857d9a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.184273][ T32] r4:857d9a00 [ 1344.184312][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.184366][ T32] r10:00000000 r9:857d9a00 r8:8027ed34 r7:ec50de60 r6:857c7980 r5:8574c800 [ 1344.184393][ T32] r4:00000001 [ 1344.184416][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.184455][ T32] Exception stack(0xec511fb0 to 0xec511ff8) [ 1344.184542][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.184611][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.184648][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.184683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.184712][ T32] r4:857dc080 [ 1344.185153][ T32] INFO: task kworker/1:866:5647 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1344.185196][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.185271][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.185330][ T32] Call trace: [ 1344.185366][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1344.185421][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1344.185450][ T32] r4:00000000 [ 1344.185472][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.185537][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1344.185576][ T32] 5d20: 9e2c6000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1344.185613][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1344.185666][ T32] 5d60: 800d0013 ffffffff [ 1344.185705][ T32] r5:800d0013 r4:80239bd0 [ 1344.185745][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.185795][ T32] r4:82ac11e4 [ 1344.185817][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.185920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1344.185957][ T32] r4:e0425dc0 [ 1344.186054][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.186117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1344.186148][ T32] r4:00000000 [ 1344.186171][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.186221][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1344.186259][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.186324][ T32] r5:00001000 r4:dffd1000 [ 1344.186350][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.186392][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.186436][ T32] r5:849a538c r4:849a5000 [ 1344.186458][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.186510][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1344.186585][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.186639][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.186721][ T32] r4:84af8400 [ 1344.186753][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.186804][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1344.186843][ T32] r4:00000001 [ 1344.186875][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.186949][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1344.186982][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.187019][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.187051][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.187085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.187111][ T32] r4:84af1fc0 [ 1344.187134][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.187163][ T32] INFO: task kworker/1:867:5648 blocked for more than 470 seconds. [ 1344.187249][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.187315][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.187343][ T32] task:kworker/1:867 state:D stack:0 pid:5648 tgid:5648 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.187393][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.187461][ T32] Call trace: [ 1344.187495][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1344.187571][ T32] r10:829187f4 r9:ec515d84 r8:00000002 r7:60000113 r6:ec515d8c r5:8574d400 [ 1344.187603][ T32] r4:8574d400 [ 1344.187625][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.187668][ T32] r5:8574d400 r4:829187f0 [ 1344.187716][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.187764][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.187864][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec515e08 [ 1344.187921][ T32] r4:00000000 [ 1344.187947][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1344.187988][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1344.188026][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.188070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857dc380 [ 1344.188097][ T32] r4:00000000 [ 1344.188118][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.188164][ T32] r9:83018205 r8:8574d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1344.188190][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.188263][ T32] r5:00001000 r4:eb8f7000 [ 1344.188290][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.188333][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.188377][ T32] r5:857a678c r4:857a6400 [ 1344.188399][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.188445][ T32] r7:ddde2d40 r6:83018200 r5:857a678c r4:857d9a80 [ 1344.188468][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.188516][ T32] r10:61c88647 r9:8574d400 r8:857d9aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.188543][ T32] r4:857d9a80 [ 1344.188589][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.188641][ T32] r10:00000000 r9:857d9a80 r8:8027ed34 r7:ec50de60 r6:857c7a00 r5:8574d400 [ 1344.188669][ T32] r4:00000001 [ 1344.188690][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.188728][ T32] Exception stack(0xec515fb0 to 0xec515ff8) [ 1344.188833][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.188909][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.188969][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.189007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.189034][ T32] r4:857dc280 [ 1344.189311][ T32] INFO: task kworker/1:867:5648 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1344.189387][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.189507][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.189555][ T32] Call trace: [ 1344.189614][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1344.189666][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1344.189719][ T32] r4:00000000 [ 1344.189823][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.189875][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1344.189908][ T32] 5d20: 9e2c6000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1344.189943][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1344.189972][ T32] 5d60: 800d0013 ffffffff [ 1344.189998][ T32] r5:800d0013 r4:80239bd0 [ 1344.190038][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.190111][ T32] r4:82ac11e4 [ 1344.190137][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.190184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1344.190212][ T32] r4:e0425dc0 [ 1344.190234][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.190296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1344.190326][ T32] r4:00000000 [ 1344.190360][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.190413][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1344.190439][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.190508][ T32] r5:00001000 r4:dffd1000 [ 1344.190534][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.190590][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.190638][ T32] r5:849a538c r4:849a5000 [ 1344.190660][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.190710][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1344.190745][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.190799][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.190826][ T32] r4:84af8400 [ 1344.190872][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.190926][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1344.190953][ T32] r4:00000001 [ 1344.190998][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.191039][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1344.191068][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.191116][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.191151][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.191186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.191225][ T32] r4:84af1fc0 [ 1344.191250][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.191301][ T32] INFO: task kworker/1:868:5650 blocked for more than 470 seconds. [ 1344.191337][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.191366][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.191403][ T32] task:kworker/1:868 state:D stack:0 pid:5650 tgid:5650 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.191454][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.191496][ T32] Call trace: [ 1344.191529][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1344.191578][ T32] r10:829187f4 r9:ec519d84 r8:00000002 r7:60000113 r6:ec519d8c r5:8574e000 [ 1344.191630][ T32] r4:8574e000 [ 1344.191655][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.191749][ T32] r5:8574e000 r4:829187f0 [ 1344.191850][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.191900][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.191973][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec519e08 [ 1344.192003][ T32] r4:00000000 [ 1344.192062][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1344.192108][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1344.192198][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.192263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857dc480 [ 1344.192293][ T32] r4:00000000 [ 1344.192316][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.192364][ T32] r9:83018205 r8:8574e000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.192391][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.192435][ T32] r5:00001000 r4:eb90f000 [ 1344.192457][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.192508][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.192556][ T32] r5:857a6b8c r4:857a6800 [ 1344.192579][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.192626][ T32] r7:ddde2d40 r6:83018200 r5:857a6b8c r4:857d9b00 [ 1344.192650][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.192699][ T32] r10:61c88647 r9:8574e000 r8:857d9b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.192726][ T32] r4:857d9b00 [ 1344.192798][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.192849][ T32] r10:00000000 r9:857d9b00 r8:8027ed34 r7:ec50de60 r6:857c7a80 r5:8574e000 [ 1344.192911][ T32] r4:00000001 [ 1344.192941][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.193002][ T32] Exception stack(0xec519fb0 to 0xec519ff8) [ 1344.193042][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.193075][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.193125][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.193162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.193189][ T32] r4:857dc4c0 [ 1344.224059][ T32] INFO: task kworker/1:868:5650 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1344.224202][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.224330][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.224397][ T32] Call trace: [ 1344.224434][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1344.224498][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1344.224542][ T32] r4:00000000 [ 1344.224569][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.224614][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1344.224650][ T32] 5d20: 9eb64000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1344.224689][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1344.224720][ T32] 5d60: 800d0013 ffffffff [ 1344.224748][ T32] r5:800d0013 r4:80239bd0 [ 1344.224773][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.224821][ T32] r4:82ac11e4 [ 1344.224845][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.224904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1344.224934][ T32] r4:e0425dc0 [ 1344.225009][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.225064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1344.225095][ T32] r4:00000000 [ 1344.225117][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.225170][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1344.225198][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.225320][ T32] r5:00001000 r4:dffd1000 [ 1344.225351][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.225497][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.225550][ T32] r5:849a538c r4:849a5000 [ 1344.225575][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.225650][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1344.225686][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.225737][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.225764][ T32] r4:84af8400 [ 1344.225786][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.225834][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1344.225867][ T32] r4:00000001 [ 1344.225891][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.225927][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1344.225957][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.226039][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.226078][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.226112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.226154][ T32] r4:84af1fc0 [ 1344.226208][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.226242][ T32] INFO: task kworker/1:869:5652 blocked for more than 470 seconds. [ 1344.226279][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.226313][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.226337][ T32] task:kworker/1:869 state:D stack:0 pid:5652 tgid:5652 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.226442][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.226486][ T32] Call trace: [ 1344.226525][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1344.226574][ T32] r10:829187f4 r9:ec51dd84 r8:00000002 r7:60000013 r6:ec51dd8c r5:8574ec00 [ 1344.226617][ T32] r4:8574ec00 [ 1344.226699][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.226746][ T32] r5:8574ec00 r4:829187f0 [ 1344.226769][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.226843][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.226913][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec51de08 [ 1344.226940][ T32] r4:00000000 [ 1344.226991][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1344.227036][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1344.227075][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.227121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857dc600 [ 1344.227161][ T32] r4:00000000 [ 1344.227187][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.227244][ T32] r9:83018205 r8:8574ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1344.227380][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.227430][ T32] r5:00001000 r4:eb921000 [ 1344.227452][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.227493][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.227539][ T32] r5:857a6f8c r4:857a6c00 [ 1344.227562][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.227642][ T32] r7:ddde2d40 r6:83018200 r5:857a6f8c r4:857d9b80 [ 1344.227672][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.227746][ T32] r10:61c88647 r9:8574ec00 r8:857d9bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.227830][ T32] r4:857d9b80 [ 1344.227873][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.227927][ T32] r10:00000000 r9:857d9b80 r8:8027ed34 r7:ec50de60 r6:857c7b00 r5:8574ec00 [ 1344.227956][ T32] r4:00000001 [ 1344.227977][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.228017][ T32] Exception stack(0xec51dfb0 to 0xec51dff8) [ 1344.228047][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.228080][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.228162][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.228201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.228227][ T32] r4:857dc340 [ 1344.228560][ T32] INFO: task kworker/1:869:5652 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1344.228626][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.228708][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.228761][ T32] Call trace: [ 1344.228791][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1344.228842][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1344.228877][ T32] r4:00000000 [ 1344.228899][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.228941][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1344.228976][ T32] 5d20: 9eb64000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1344.229012][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1344.229073][ T32] 5d60: 800d0013 ffffffff [ 1344.229142][ T32] r5:800d0013 r4:80239bd0 [ 1344.229174][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.229218][ T32] r4:82ac11e4 [ 1344.229240][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.229285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1344.229312][ T32] r4:e0425dc0 [ 1344.229333][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.229378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1344.229406][ T32] r4:00000000 [ 1344.229443][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.229498][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1344.229525][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.229570][ T32] r5:00001000 r4:dffd1000 [ 1344.229592][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.229658][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.229716][ T32] r5:849a538c r4:849a5000 [ 1344.229738][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.229787][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1344.229812][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.229866][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.229921][ T32] r4:84af8400 [ 1344.229953][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.230029][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1344.230098][ T32] r4:00000001 [ 1344.230125][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.230192][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1344.230232][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.230265][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.230322][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.230389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.230421][ T32] r4:84af1fc0 [ 1344.230445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.230472][ T32] INFO: task kworker/1:870:5655 blocked for more than 470 seconds. [ 1344.230503][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.230531][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.230567][ T32] task:kworker/1:870 state:D stack:0 pid:5655 tgid:5655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.230619][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.230664][ T32] Call trace: [ 1344.230745][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1344.230828][ T32] r10:829187f4 r9:ec529d84 r8:00000002 r7:60000113 r6:ec529d8c r5:84ab8c00 [ 1344.230871][ T32] r4:84ab8c00 [ 1344.230920][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.230969][ T32] r5:84ab8c00 r4:829187f0 [ 1344.230994][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.231035][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.231083][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec529e08 [ 1344.231110][ T32] r4:00000000 [ 1344.231131][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1344.231170][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1344.231210][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.231319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857dc7c0 [ 1344.231394][ T32] r4:00000000 [ 1344.231442][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.231500][ T32] r9:83018205 r8:84ab8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1344.231545][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.231598][ T32] r5:00001000 r4:eba3b000 [ 1344.231620][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.231662][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.231708][ T32] r5:857a778c r4:857a7400 [ 1344.231755][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.231834][ T32] r7:ddde2d40 r6:83018200 r5:857a778c r4:857d9c00 [ 1344.231874][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.231962][ T32] r10:61c88647 r9:84ab8c00 r8:857d9c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.231995][ T32] r4:857d9c00 [ 1344.232042][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.232095][ T32] r10:00000000 r9:857d9c00 r8:8027ed34 r7:ec50de60 r6:857c7b80 r5:84ab8c00 [ 1344.232125][ T32] r4:00000001 [ 1344.232171][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.232245][ T32] Exception stack(0xec529fb0 to 0xec529ff8) [ 1344.232305][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1344.233118][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 18 printk messages dropped ** [ 1344.256422][ T32] r5:849a538c r4:849a5000 ** 12 printk messages dropped ** [ 1344.257089][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1344.257645][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1344.257705][ T32] r10:829187f4 r9:ec531d84 r8:00000002 r7:60000113 r6:ec531d8c r5:84aba400 [ 1344.257734][ T32] r4:84aba400 [ 1344.257757][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.257800][ T32] r5:84aba400 r4:829187f0 [ 1344.257823][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.257941][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.258055][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec531e08 [ 1344.258089][ T32] r4:00000000 [ 1344.258112][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1344.258157][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1344.258197][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.258243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857dcc00 [ 1344.258294][ T32] r4:00000000 [ 1344.258320][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.258394][ T32] r9:83018205 r8:84aba400 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1344.258430][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.258477][ T32] r5:00001000 r4:eba65000 [ 1344.258499][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.258540][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1344.259128][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1344.260329][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1344.260750][ T32] r5:00001000 r4:dffd1000 ** 11 printk messages dropped ** [ 1344.261255][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1344.262158][ T32] r5:84ab8000 r4:829187f0 ** 6 printk messages dropped ** [ 1344.262456][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 18 printk messages dropped ** [ 1344.286378][ T32] Exception stack(0xec535fb0 to 0xec535ff8) ** 13 printk messages dropped ** [ 1344.287587][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 6 printk messages dropped ** [ 1344.287853][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.287907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1344.287935][ T32] r4:e0425dc0 [ 1344.287958][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.288035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1344.288067][ T32] r4:00000000 [ 1344.288089][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.288141][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1344.288168][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.288213][ T32] r5:00001000 r4:dffd1000 [ 1344.288251][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.288298][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.288356][ T32] r5:849a538c r4:849a5000 ** 1 printk messages dropped ** [ 1344.288432][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 18 printk messages dropped ** [ 1344.289303][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1344.289651][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec53de08 ** 22 printk messages dropped ** [ 1344.290649][ T32] Exception stack(0xec53dfb0 to 0xec53dff8) ** 15 printk messages dropped ** [ 1344.291641][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1344.291669][ T32] 5d60: 800d0013 ffffffff [ 1344.291706][ T32] r5:800d0013 r4:80239bd0 [ 1344.291734][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.291778][ T32] r4:82ac11e4 [ 1344.291800][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.291845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1344.291914][ T32] r4:e0425dc0 [ 1344.291941][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.291988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1344.292015][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.292378][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 25 printk messages dropped ** [ 1344.316989][ T32] r10:829187f4 r9:ec545d84 r8:00000002 r7:60000113 r6:ec545d8c r5:84abb000 ** 14 printk messages dropped ** [ 1344.317660][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 21 printk messages dropped ** [ 1344.319127][ T32] Workqueue: events bpf_prog_free_deferred ** 21 printk messages dropped ** [ 1344.320070][ T32] r5:00001000 r4:dffd1000 ** 14 printk messages dropped ** [ 1344.320821][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1344.321773][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 22 printk messages dropped ** [ 1344.322884][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 22 printk messages dropped ** [ 1344.334508][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1344.335044][ T32] r4:84af8400 ** 11 printk messages dropped ** [ 1344.335744][ T32] INFO: task kworker/1:876:5666 blocked for more than 470 seconds. [ 1344.335780][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.335811][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.335835][ T32] task:kworker/1:876 state:D stack:0 pid:5666 tgid:5666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.335964][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.336015][ T32] Call trace: [ 1344.336048][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1344.336116][ T32] r10:829187f4 r9:ebcc9d84 r8:00000002 r7:60000013 r6:ebcc9d8c r5:857e8000 [ 1344.336148][ T32] r4:857e8000 [ 1344.336170][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.336213][ T32] r5:857e8000 r4:829187f0 [ 1344.336236][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.336276][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.336338][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc9e08 [ 1344.336371][ T32] r4:00000000 [ 1344.336394][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1344.336435][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1344.336473][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.336524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857dce00 ** 9 printk messages dropped ** [ 1344.336987][ T32] r7:ddde2d40 r6:83018200 r5:8589cb8c r4:857d9f00 ** 16 printk messages dropped ** [ 1344.338340][ T32] Call trace: ** 13 printk messages dropped ** [ 1344.338953][ T32] r4:e0425dc0 ** 13 printk messages dropped ** [ 1344.339641][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 22 printk messages dropped ** [ 1344.340530][ T32] r5:857ebc00 r4:829187f0 ** 6 printk messages dropped ** [ 1344.340834][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.340895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857df280 [ 1344.340923][ T32] r4:00000000 [ 1344.340944][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.340991][ T32] r9:83018205 r8:857ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1344.341017][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.341061][ T32] r5:00001000 r4:ebad3000 [ 1344.341083][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.341124][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.341238][ T32] r5:8589cf8c r4:8589cc00 [ 1344.341266][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.341341][ T32] r7:ddde2d40 r6:83018200 r5:8589cf8c r4:857c6f00 [ 1344.341369][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.341420][ T32] r10:61c88647 r9:857ebc00 r8:857c6f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.341472][ T32] r4:857c6f00 [ 1344.341503][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 13 printk messages dropped ** [ 1344.342415][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 25 printk messages dropped ** [ 1344.374354][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 23 printk messages dropped ** [ 1344.375481][ T32] r5:857ec800 r4:829187f0 [ 1344.375530][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.375577][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.375626][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec559e08 [ 1344.375653][ T32] r4:00000000 [ 1344.375674][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1344.375713][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1344.375754][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1344.375931][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 24 printk messages dropped ** [ 1344.377481][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 25 printk messages dropped ** [ 1344.378617][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 22 printk messages dropped ** [ 1344.379684][ T32] r5:857ee000 r4:829187f0 ** 11 printk messages dropped ** [ 1344.380194][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 26 printk messages dropped ** [ 1344.381655][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 29 printk messages dropped ** [ 1344.382988][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 16 printk messages dropped ** [ 1344.406170][ T32] r5:857eb000 r4:829187f0 ** 13 printk messages dropped ** [ 1344.406911][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1344.407462][ T32] Exception stack(0xec565fb0 to 0xec565ff8) [ 1344.407493][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.407527][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.407559][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.407593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.407671][ T32] r4:8586a000 [ 1344.408129][ T32] INFO: task kworker/1:880:5675 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1344.408224][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.408291][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.408342][ T32] Call trace: [ 1344.408375][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1344.408428][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1344.408456][ T32] r4:00000000 [ 1344.408478][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.408554][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1344.408598][ T32] 5d20: a0329000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1344.408633][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1344.408661][ T32] 5d60: 800d0013 ffffffff [ 1344.408688][ T32] r5:800d0013 r4:80239bd0 [ 1344.408711][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.408787][ T32] r4:82ac11e4 [ 1344.408861][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.408919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 5 printk messages dropped ** [ 1344.409151][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 22 printk messages dropped ** [ 1344.410173][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1344.410552][ T32] r5:857ea400 r4:829187f0 ** 11 printk messages dropped ** [ 1344.411072][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 20 printk messages dropped ** [ 1344.412237][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 27 printk messages dropped ** [ 1344.435998][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 17 printk messages dropped ** [ 1344.436765][ T32] task:kworker/0:391 state:D stack:0 pid:5679 tgid:5679 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 16 printk messages dropped ** [ 1344.437480][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1344.437928][ T32] r4:857c7f00 [ 1344.437958][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.438028][ T32] r10:00000000 r9:857c7f00 r8:8027ed34 r7:ec56de60 r6:85868400 r5:857e9800 [ 1344.438059][ T32] r4:00000001 [ 1344.438080][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.438118][ T32] Exception stack(0xec575fb0 to 0xec575ff8) [ 1344.438202][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.438242][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.438274][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.438322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.438352][ T32] r4:857e38c0 [ 1344.438762][ T32] INFO: task kworker/0:391:5679 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1344.438802][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.438889][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.438974][ T32] Call trace: [ 1344.439007][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1344.439061][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 16 printk messages dropped ** [ 1344.439656][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 27 printk messages dropped ** [ 1344.440776][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 15 printk messages dropped ** [ 1344.441503][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 23 printk messages dropped ** [ 1344.442826][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 26 printk messages dropped ** [ 1344.467194][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 22 printk messages dropped ** [ 1344.468462][ T32] r5:857f0000 r4:829187f0 ** 11 printk messages dropped ** [ 1344.469159][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1344.469796][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.469833][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.469869][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.469906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.469933][ T32] r4:8586a740 [ 1344.470370][ T32] INFO: task kworker/1:881:5683 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1344.470413][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.470474][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.470553][ T32] Call trace: [ 1344.470685][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1344.470741][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1344.470770][ T32] r4:00000000 [ 1344.470803][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.470849][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1344.470888][ T32] 5d20: a0e07000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1344.470923][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1344.470951][ T32] 5d60: 800d0013 ffffffff [ 1344.470977][ T32] r5:800d0013 r4:80239bd0 [ 1344.470999][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.471043][ T32] r4:82ac11e4 [ 1344.471096][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1344.471374][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 24 printk messages dropped ** [ 1344.472284][ T32] task:kworker/1:882 state:D stack:0 pid:5684 tgid:5684 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1344.473154][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 25 printk messages dropped ** [ 1344.484942][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 21 printk messages dropped ** [ 1344.485695][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 23 printk messages dropped ** [ 1344.486595][ T32] r5:857f2400 r4:829187f0 ** 13 printk messages dropped ** [ 1344.487108][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1344.487454][ T32] r10:00000000 r9:85868700 r8:8027ed34 r7:ec55de60 r6:85868780 r5:857f2400 [ 1344.487482][ T32] r4:00000001 [ 1344.487503][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.487539][ T32] Exception stack(0xec571fb0 to 0xec571ff8) [ 1344.487567][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.487602][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.487633][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.487668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.487694][ T32] r4:8586a740 [ 1344.487987][ T32] INFO: task kworker/1:883:5687 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1344.488029][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.488089][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.488137][ T32] Call trace: [ 1344.488195][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1344.488249][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1344.488278][ T32] r4:00000000 [ 1344.488299][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.488338][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 7 printk messages dropped ** [ 1344.488594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 22 printk messages dropped ** [ 1344.489570][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1344.490377][ T32] r5:857f3000 r4:829187f0 ** 11 printk messages dropped ** [ 1344.490908][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1344.491603][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.491718][ T32] r10:00000000 r9:85868800 r8:8027ed34 r7:ec571e60 r6:85868880 r5:857f3000 [ 1344.491756][ T32] r4:00000001 [ 1344.491778][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.491836][ T32] Exception stack(0xec561fb0 to 0xec561ff8) ** 5 printk messages dropped ** [ 1344.492322][ T32] INFO: task kworker/1:884:5689 is blocked on a mutex likely owned by task kworker/1:102:3666. ** 31 printk messages dropped ** [ 1344.526940][ T32] r4:84af8400 ** 15 printk messages dropped ** [ 1344.527595][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1344.528123][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 25 printk messages dropped ** [ 1344.529542][ T32] INFO: task kworker/1:885:5690 is blocked on a mutex likely owned by task kworker/1:102:3666. ** 31 printk messages dropped ** [ 1344.531219][ T32] r4:84af8400 ** 15 printk messages dropped ** [ 1344.532147][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.532508][ T32] r5:857f4800 r4:829187f0 [ 1344.532532][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.532572][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.532621][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc4de08 [ 1344.532647][ T32] r4:00000000 [ 1344.532668][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1344.532707][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1344.532747][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.532792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85863400 [ 1344.532818][ T32] r4:00000000 [ 1344.532860][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.532912][ T32] r9:83018205 r8:857f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1344.532938][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1344.543048][ T32] r10:61c88647 r9:857f4800 r8:85868a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 27 printk messages dropped ** [ 1344.544970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 27 printk messages dropped ** [ 1344.546196][ T32] INFO: task kworker/1:887:5695 blocked for more than 471 seconds. ** 15 printk messages dropped ** [ 1344.547287][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 27 printk messages dropped ** [ 1344.549096][ T32] Workqueue: events bpf_prog_free_deferred ** 25 printk messages dropped ** [ 1344.550624][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.550675][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1344.550699][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.550747][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.550773][ T32] r4:84af8400 [ 1344.550794][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.550843][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1344.550878][ T32] r4:00000001 [ 1344.550899][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.550937][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1344.550966][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.550999][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.551030][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.551066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.551092][ T32] r4:84af1fc0 ** 4 printk messages dropped ** [ 1344.551253][ T32] task:kworker/1:888 state:D stack:0 pid:5697 tgid:5697 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.551977][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1344.552401][ T32] r7:ddde2d40 r6:83018200 r5:8589fb8c r4:85868c00 [ 1344.552424][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.552472][ T32] r10:61c88647 r9:857f6000 r8:85868c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.552498][ T32] r4:85868c00 [ 1344.552521][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.552567][ T32] r10:00000000 r9:85868c00 r8:8027ed34 r7:ebc4de60 r6:85868c80 r5:857f6000 [ 1344.552595][ T32] r4:00000001 [ 1344.552616][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.552652][ T32] Exception stack(0xec589fb0 to 0xec589ff8) [ 1344.552690][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1344.552989][ T32] r4:85863240 ** 4 printk messages dropped ** [ 1344.578184][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1344.578735][ T32] r4:e0425dc0 ** 11 printk messages dropped ** [ 1344.579540][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 5 printk messages dropped ** [ 1344.579738][ T32] r4:00000001 [ 1344.579760][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.579796][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1344.579857][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.579957][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.580022][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.580067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.580094][ T32] r4:84af1fc0 [ 1344.580120][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1344.580579][ T32] r4:857f6c00 ** 3 printk messages dropped ** [ 1344.580707][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.581136][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 20 printk messages dropped ** [ 1344.582422][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1344.583274][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.604344][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.604389][ T32] r5:849a538c r4:849a5000 [ 1344.604417][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.604471][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1344.604496][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.604544][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.604572][ T32] r4:84af8400 [ 1344.604593][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.604642][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1344.604669][ T32] r4:00000001 [ 1344.604691][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1344.604870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1344.605605][ T32] r4:857f0c00 ** 1 printk messages dropped ** [ 1344.605794][ T32] r5:857f0c00 r4:829187f0 ** 6 printk messages dropped ** [ 1344.606181][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1344.606884][ T32] r7:ddde2d40 r6:83018200 r5:858a438c r4:85868e00 ** 10 printk messages dropped ** [ 1344.607426][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1344.608164][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.608255][ T32] Call trace: [ 1344.608291][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1344.608400][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1344.608471][ T32] r4:00000000 [ 1344.608557][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.608602][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1344.608635][ T32] 5d20: a22eb000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1344.608669][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1344.608702][ T32] 5d60: 800d0013 ffffffff [ 1344.608730][ T32] r5:800d0013 r4:80239bd0 [ 1344.608789][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.608836][ T32] r4:82ac11e4 [ 1344.608867][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.608998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1344.609087][ T32] r4:e0425dc0 [ 1344.609174][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.609266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1344.609306][ T32] r4:00000000 [ 1344.609451][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.609565][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1344.609594][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.609640][ T32] r5:00001000 r4:dffd1000 [ 1344.609662][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.609703][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.609789][ T32] r5:849a538c r4:849a5000 [ 1344.609872][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.609929][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1344.609978][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.610053][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.610081][ T32] r4:84af8400 [ 1344.610102][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.610151][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 10 printk messages dropped ** [ 1344.610796][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1344.611428][ T32] r5:857ed400 r4:829187f0 ** 1 printk messages dropped ** [ 1344.611573][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1344.611668][ T32] r4:00000000 [ 1344.611691][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1344.611736][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1344.611778][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.611823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85863880 [ 1344.611913][ T32] r4:00000000 [ 1344.611940][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.611989][ T32] r9:83018205 r8:857ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1344.612014][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.612064][ T32] r5:00001000 r4:eb7fb000 [ 1344.612088][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1344.612415][ T32] r10:61c88647 r9:857ed400 r8:85868f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 15 printk messages dropped ** [ 1344.638702][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 15 printk messages dropped ** [ 1344.639740][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.640154][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.640197][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.640242][ T32] r5:849a538c r4:849a5000 [ 1344.640265][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.640315][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1344.640380][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.640554][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.640585][ T32] r4:84af8400 [ 1344.640607][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.640658][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1344.640744][ T32] r4:00000001 [ 1344.640806][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.640849][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1344.640887][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1344.640954][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1344.641600][ T32] r5:857f8000 r4:829187f0 ** 5 printk messages dropped ** [ 1344.641971][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1344.642551][ T32] r7:ddde2d40 r6:83018200 r5:858a4b8c r4:85876000 ** 14 printk messages dropped ** [ 1344.656540][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1344.657917][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1344.658668][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.658703][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.658786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.658824][ T32] r4:84af1fc0 [ 1344.658858][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.658932][ T32] INFO: task kworker/1:893:5707 blocked for more than 471 seconds. [ 1344.658972][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.659003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.659048][ T32] task:kworker/1:893 state:D stack:0 pid:5707 tgid:5707 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.659142][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.659186][ T32] Call trace: [ 1344.659218][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1344.659268][ T32] r10:829187f4 r9:ec599d84 r8:00000002 r7:60000113 r6:ec599d8c r5:857f8c00 [ 1344.659296][ T32] r4:857f8c00 [ 1344.659464][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.659512][ T32] r5:857f8c00 r4:829187f0 [ 1344.659534][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.659577][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.659626][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec599e08 [ 1344.659652][ T32] r4:00000000 [ 1344.659674][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1344.659735][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1344.659810][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.659871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e3000 [ 1344.660051][ T32] r4:00000000 [ 1344.660085][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.660184][ T32] r9:83018205 r8:857f8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1344.660260][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.660310][ T32] r5:00001000 r4:eb89f000 [ 1344.660333][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.660374][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1344.661180][ T32] Exception stack(0xec599fb0 to 0xec599ff8) ** 14 printk messages dropped ** [ 1344.662273][ T32] 5d20: a2ade000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 ** 16 printk messages dropped ** [ 1344.663230][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 23 printk messages dropped ** [ 1344.684020][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1344.684406][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1344.684684][ T32] r4:00000000 [ 1344.684710][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1344.684752][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1344.684794][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.684838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84796640 [ 1344.684874][ T32] r4:00000000 [ 1344.684901][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.684954][ T32] r9:83018205 r8:857f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1344.684982][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1344.685149][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1344.686044][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.687218][ T32] Call trace: ** 9 printk messages dropped ** [ 1344.687995][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1344.689108][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 2 printk messages dropped ** [ 1344.689283][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.689474][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.689524][ T32] r5:849a538c r4:849a5000 [ 1344.689584][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.689834][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1344.689867][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.689918][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.689947][ T32] r4:84af8400 [ 1344.690122][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.690378][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1344.690409][ T32] r4:00000001 [ 1344.690470][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.690511][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1344.690541][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.691106][ T32] INFO: task kworker/1:895:5712 blocked for more than 471 seconds. ** 9 printk messages dropped ** [ 1344.691818][ T32] r5:857fb000 r4:829187f0 ** 3 printk messages dropped ** [ 1344.691972][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.692152][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1344.692344][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.692393][ T32] r5:00001000 r4:eb9e7000 [ 1344.692416][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.692648][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.692710][ T32] r5:858a5f8c r4:858a5c00 [ 1344.692738][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.692788][ T32] r7:ddde2d40 r6:83018200 r5:858a5f8c r4:85876300 ** 7 printk messages dropped ** [ 1344.693273][ T32] Exception stack(0xec5adfb0 to 0xec5adff8) ** 16 printk messages dropped ** [ 1344.720736][ T32] 5d60: 800d0013 ffffffff ** 8 printk messages dropped ** [ 1344.721612][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1344.721951][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1344.722510][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 12 printk messages dropped ** [ 1344.748591][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1344.749008][ T32] r5:857fbc00 r4:829187f0 [ 1344.749063][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.749159][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.749269][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5b1e08 [ 1344.749333][ T32] r4:00000000 [ 1344.749384][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1344.749473][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1344.749571][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.749677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587a040 [ 1344.749741][ T32] r4:00000000 [ 1344.749796][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.749919][ T32] r9:83018205 r8:857fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1344.749980][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.750117][ T32] r5:00001000 r4:eb8b9000 [ 1344.750170][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.750278][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.750384][ T32] r5:858a578c r4:858a5400 [ 1344.750442][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.750558][ T32] r7:ddde2d40 r6:83018200 r5:858a578c r4:85876400 [ 1344.750618][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.750730][ T32] r10:61c88647 r9:857fbc00 r8:8587642c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.750794][ T32] r4:85876400 [ 1344.750882][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.751003][ T32] r10:00000000 r9:85876400 r8:8027ed34 r7:ec5ade60 r6:85876480 r5:857fbc00 [ 1344.751068][ T32] r4:00000001 [ 1344.751141][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.751236][ T32] Exception stack(0xec5b1fb0 to 0xec5b1ff8) [ 1344.751310][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.751387][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.751462][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.751558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.751636][ T32] r4:8587a000 [ 1344.752378][ T32] INFO: task kworker/1:896:5714 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1344.752462][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.752609][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.752751][ T32] Call trace: [ 1344.752863][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1344.752982][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1344.753049][ T32] r4:00000000 [ 1344.753100][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.753196][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1344.753295][ T32] 5d20: a3a2f000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1344.762937][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1344.763042][ T32] 5d60: 800d0013 ffffffff [ 1344.763115][ T32] r5:800d0013 r4:80239bd0 [ 1344.763186][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.763823][ T32] r4:82ac11e4 [ 1344.763903][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.764020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1344.764083][ T32] r4:e0425dc0 [ 1344.764135][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.764232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1344.764291][ T32] r4:00000000 [ 1344.764339][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.764443][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1344.764503][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.764613][ T32] r5:00001000 r4:dffd1000 ** 3 printk messages dropped ** [ 1344.764951][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.765305][ T32] r4:84af8400 [ 1344.765375][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.765505][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1344.765837][ T32] r4:00000001 [ 1344.765912][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.766048][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1344.766147][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.766325][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.766416][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.766492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.766560][ T32] r4:84af1fc0 [ 1344.766619][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.766712][ T32] INFO: task kworker/1:897:5715 blocked for more than 471 seconds. [ 1344.766794][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1344.767358][ T32] r10:829187f4 r9:ec5a9d84 r8:00000002 r7:60000113 r6:ec5a9d8c r5:857fc800 ** 2 printk messages dropped ** [ 1344.767577][ T32] r5:857fc800 r4:829187f0 ** 3 printk messages dropped ** [ 1344.767938][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.768373][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.768786][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1344.769569][ T32] r10:00000000 r9:85876500 r8:8027ed34 r7:ec5ade60 r6:85876580 r5:857fc800 ** 10 printk messages dropped ** [ 1344.771215][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1344.772057][ T32] r5:800d0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1344.772618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 10 printk messages dropped ** [ 1344.805962][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1344.807013][ T32] r4:84af1fc0 ** 5 printk messages dropped ** [ 1344.807543][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.808163][ T32] r5:857fd400 r4:829187f0 [ 1344.808217][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.808310][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.808423][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5b5e08 [ 1344.808490][ T32] r4:00000000 [ 1344.808546][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1344.808632][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1344.808725][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.808822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587a640 [ 1344.808900][ T32] r4:00000000 [ 1344.808969][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.809096][ T32] r9:83018205 r8:857fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1344.809160][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.809261][ T32] r5:00001000 r4:eba13000 [ 1344.809320][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.809424][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.809522][ T32] r5:858a678c r4:858a6400 [ 1344.809570][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.809673][ T32] r7:ddde2d40 r6:83018200 r5:858a678c r4:85876600 [ 1344.809726][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.809831][ T32] r10:61c88647 r9:857fd400 r8:8587662c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.809902][ T32] r4:85876600 [ 1344.810022][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.810147][ T32] r10:00000000 r9:85876600 r8:8027ed34 r7:ec5ade60 r6:85876680 r5:857fd400 [ 1344.810214][ T32] r4:00000001 [ 1344.810264][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.810351][ T32] Exception stack(0xec5b5fb0 to 0xec5b5ff8) [ 1344.810417][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.810496][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.810574][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.810651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.810714][ T32] r4:8587a340 [ 1344.811469][ T32] INFO: task kworker/1:898:5718 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1344.811559][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.811764][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.811887][ T32] Call trace: [ 1344.811962][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 1344.812597][ T32] r5:800d0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1344.813205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 11 printk messages dropped ** [ 1344.834987][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1344.835978][ T32] INFO: task kworker/1:899:5719 blocked for more than 471 seconds. ** 9 printk messages dropped ** [ 1344.836961][ T32] r5:857fe000 r4:829187f0 ** 1 printk messages dropped ** [ 1344.837100][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.837914][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1344.838995][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1344.839525][ T32] r4:8587a480 ** 5 printk messages dropped ** [ 1344.840904][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 11 printk messages dropped ** [ 1344.841828][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1344.842407][ T32] r5:00001000 r4:dffd1000 ** 6 printk messages dropped ** [ 1344.843039][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1344.867581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1344.868590][ T32] r4:85800000 ** 1 printk messages dropped ** [ 1344.868743][ T32] r5:85800000 r4:829187f0 ** 3 printk messages dropped ** [ 1344.869096][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.869494][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.870111][ T32] r5:858a6b8c r4:858a6800 [ 1344.870165][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.870273][ T32] r7:ddde2d40 r6:83018200 r5:858a6b8c r4:85876800 [ 1344.870335][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.870445][ T32] r10:61c88647 r9:85800000 r8:8587682c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.870544][ T32] r4:85876800 [ 1344.870604][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.870707][ T32] r10:00000000 r9:85876800 r8:8027ed34 r7:ec5b5e60 r6:85876880 r5:85800000 [ 1344.870769][ T32] r4:00000001 [ 1344.870820][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.870936][ T32] Exception stack(0xec5d1fb0 to 0xec5d1ff8) [ 1344.871005][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.871074][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.871147][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.871236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.871300][ T32] r4:8587a680 [ 1344.872023][ T32] INFO: task kworker/1:900:5723 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1344.872117][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.872257][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.872363][ T32] Call trace: [ 1344.872439][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1344.872556][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1344.872623][ T32] r4:00000000 [ 1344.872673][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.872762][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1344.872837][ T32] 5d20: a426a000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1344.872924][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1344.872990][ T32] 5d60: 800d0013 ffffffff [ 1344.873051][ T32] r5:800d0013 r4:80239bd0 [ 1344.873106][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.873203][ T32] r4:82ac11e4 [ 1344.873257][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.884600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1344.884709][ T32] r4:e0425dc0 [ 1344.884765][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.884914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1344.884992][ T32] r4:00000000 [ 1344.885055][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.885167][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1344.885241][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.885348][ T32] r5:00001000 r4:dffd1000 [ 1344.885404][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.885511][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.885613][ T32] r5:849a538c r4:849a5000 [ 1344.885698][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.885839][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1344.885912][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.886050][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.886124][ T32] r4:84af8400 [ 1344.886180][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.886291][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1344.886426][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1344.886584][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 9 printk messages dropped ** [ 1344.887360][ T32] task:kworker/1:901 state:D stack:0 pid:5724 tgid:5724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.888135][ T32] r5:85800c00 r4:829187f0 ** 1 printk messages dropped ** [ 1344.888319][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1344.889001][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1344.889890][ T32] r10:61c88647 r9:85800c00 r8:8587692c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1344.890705][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1344.892313][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1344.920581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 10 printk messages dropped ** [ 1344.921637][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1344.922584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1344.940018][ T32] r10:829187f4 r9:ec5bdd84 r8:00000002 r7:60000013 r6:ec5bdd8c r5:85801800 ** 6 printk messages dropped ** [ 1344.940591][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.941031][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.941593][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.941695][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.941798][ T32] r5:858a6f8c r4:858a6c00 [ 1344.941856][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.941989][ T32] r7:ddde2d40 r6:83018200 r5:858a6f8c r4:85876a00 [ 1344.942078][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.942358][ T32] r10:61c88647 r9:85801800 r8:85876a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.942448][ T32] r4:85876a00 [ 1344.942501][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.942641][ T32] r10:00000000 r9:85876a00 r8:8027ed34 r7:ec5d5e60 r6:85876a80 r5:85801800 [ 1344.942706][ T32] r4:00000001 [ 1344.942754][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.942854][ T32] Exception stack(0xec5bdfb0 to 0xec5bdff8) [ 1344.942930][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.943026][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.943108][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.943186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.943248][ T32] r4:8587a240 [ 1344.956446][ T32] INFO: task kworker/1:902:5725 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1344.956701][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.956895][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.957036][ T32] Call trace: [ 1344.957128][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1344.957253][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1344.957319][ T32] r4:00000000 [ 1344.957369][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.957460][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1344.957536][ T32] 5d20: a48d2000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1344.957609][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1344.957692][ T32] 5d60: 800d0013 ffffffff [ 1344.957764][ T32] r5:800d0013 r4:80239bd0 [ 1344.957818][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.957922][ T32] r4:82ac11e4 [ 1344.957979][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.958130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1344.958199][ T32] r4:e0425dc0 [ 1344.958255][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1344.958364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1344.958457][ T32] r4:00000000 [ 1344.958536][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1344.958669][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1344.958733][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.958832][ T32] r5:00001000 r4:dffd1000 [ 1344.958885][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1344.958976][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.959515][ T32] r4:84af8400 ** 4 printk messages dropped ** [ 1344.959919][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 7 printk messages dropped ** [ 1344.960497][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1344.961250][ T32] r5:85803c00 r4:829187f0 [ 1344.961301][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1344.961749][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1344.962767][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1344.984573][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1344.986223][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1344.987013][ T32] r4:e0425dc0 ** 2 printk messages dropped ** [ 1344.987305][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1344.987975][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1344.988827][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1344.989688][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1344.990193][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.991027][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1344.991998][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.992415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.992478][ T32] r4:85863d80 [ 1344.992926][ T32] INFO: task kworker/1:904:5730 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1344.993015][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.993160][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.993267][ T32] Call trace: [ 1345.016860][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1345.017045][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1345.017126][ T32] r4:00000000 [ 1345.017188][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.017289][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1345.017381][ T32] 5d20: a4e77000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1345.017467][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1345.017534][ T32] 5d60: 800d0013 ffffffff [ 1345.017596][ T32] r5:800d0013 r4:80239bd0 [ 1345.017649][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.017750][ T32] r4:82ac11e4 [ 1345.017804][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.017909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1345.017974][ T32] r4:e0425dc0 [ 1345.018059][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1345.018175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1345.018244][ T32] r4:00000000 [ 1345.018298][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1345.018405][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1345.018481][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.018589][ T32] r5:00001000 r4:dffd1000 [ 1345.018647][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1345.018737][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.018831][ T32] r5:849a538c r4:849a5000 [ 1345.018885][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.018988][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1345.019044][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.019171][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.019237][ T32] r4:84af8400 [ 1345.019299][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.019413][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1345.019478][ T32] r4:00000001 [ 1345.019531][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.019667][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1345.019746][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.019825][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.019909][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.019987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.020053][ T32] r4:84af1fc0 [ 1345.020124][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.020220][ T32] INFO: task kworker/1:905:5733 blocked for more than 471 seconds. [ 1345.020303][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.020370][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.020423][ T32] task:kworker/1:905 state:D stack:0 pid:5733 tgid:5733 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.020591][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.020710][ T32] Call trace: [ 1345.020788][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1345.020905][ T32] r10:829187f4 r9:ec5e9d84 r8:00000002 r7:60000013 r6:ec5e9d8c r5:85804800 ** 2 printk messages dropped ** [ 1345.021132][ T32] r5:85804800 r4:829187f0 ** 1 printk messages dropped ** [ 1345.021305][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1345.022259][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1345.023068][ T32] r4:85876d00 ** 5 printk messages dropped ** [ 1345.041578][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.043137][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1345.059429][ T32] r4:e0425dc0 ** 4 printk messages dropped ** [ 1345.059840][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 7 printk messages dropped ** [ 1345.060528][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1345.061517][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.061594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.061654][ T32] r4:84af1fc0 [ 1345.061716][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.061789][ T32] INFO: task kworker/1:906:5735 blocked for more than 471 seconds. [ 1345.061868][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.061951][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.062034][ T32] task:kworker/1:906 state:D stack:0 pid:5735 tgid:5735 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.062266][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.062395][ T32] Call trace: [ 1345.062499][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1345.062616][ T32] r10:829187f4 r9:ec5f5d84 r8:00000002 r7:60000013 r6:ec5f5d8c r5:85805400 [ 1345.062686][ T32] r4:85805400 [ 1345.062743][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.062855][ T32] r5:85805400 r4:829187f0 [ 1345.062909][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.063009][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.063126][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5f5e08 [ 1345.063190][ T32] r4:00000000 [ 1345.063250][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1345.074140][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1345.074295][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1345.074419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587f300 [ 1345.074492][ T32] r4:00000000 [ 1345.074550][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1345.074656][ T32] r9:83018205 r8:85805400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1345.074719][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.074822][ T32] r5:00001000 r4:ebbb7000 [ 1345.074884][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1345.074988][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.075088][ T32] r5:858a7f8c r4:858a7c00 [ 1345.075146][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.075254][ T32] r7:ddde2d40 r6:83018200 r5:858a7f8c r4:85876e00 [ 1345.075306][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.075430][ T32] r10:61c88647 r9:85805400 r8:85876e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.075497][ T32] r4:85876e00 [ 1345.075549][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.075662][ T32] r10:00000000 r9:85876e00 r8:8027ed34 r7:ec5e9e60 r6:85876e80 r5:85805400 [ 1345.075727][ T32] r4:00000001 [ 1345.075780][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.075871][ T32] Exception stack(0xec5f5fb0 to 0xec5f5ff8) [ 1345.075945][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.076025][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.076106][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.076195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.076265][ T32] r4:8587f640 [ 1345.076995][ T32] INFO: task kworker/1:906:5735 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1345.077086][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1345.078331][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1345.079136][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1345.080008][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1345.080989][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.081470][ T32] r5:85806000 r4:829187f0 ** 3 printk messages dropped ** [ 1345.081803][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.082258][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.082878][ T32] r5:858b078c r4:858b0400 ** 4 printk messages dropped ** [ 1345.111860][ T32] r4:85876f00 ** 4 printk messages dropped ** [ 1345.112391][ T32] Exception stack(0xec5f9fb0 to 0xec5f9ff8) ** 6 printk messages dropped ** [ 1345.124212][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1345.125666][ T32] r4:e0425dc0 ** 4 printk messages dropped ** [ 1345.126107][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 9 printk messages dropped ** [ 1345.126973][ T32] r4:84af8400 ** 6 printk messages dropped ** [ 1345.127530][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.127609][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.127681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.127740][ T32] r4:84af1fc0 [ 1345.127822][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.127913][ T32] INFO: task kworker/1:908:5739 blocked for more than 471 seconds. [ 1345.127994][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.128061][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.128123][ T32] task:kworker/1:908 state:D stack:0 pid:5739 tgid:5739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.128240][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.128342][ T32] Call trace: [ 1345.128418][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1345.128518][ T32] r10:829187f4 r9:ec5fdd84 r8:00000002 r7:60000113 r6:ec5fdd8c r5:85806c00 [ 1345.128582][ T32] r4:85806c00 [ 1345.128631][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.128713][ T32] r5:85806c00 r4:829187f0 [ 1345.128774][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.128863][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.128962][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5fde08 [ 1345.129034][ T32] r4:00000000 [ 1345.129081][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1345.129184][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1345.129271][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1345.129358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85873f00 [ 1345.129412][ T32] r4:00000000 [ 1345.129470][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1345.129574][ T32] r9:83018205 r8:85806c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1345.129634][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.129732][ T32] r5:00001000 r4:ebc03000 [ 1345.129789][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1345.129894][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.129992][ T32] r5:85821f8c r4:85821c00 [ 1345.130083][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.130190][ T32] r7:ddde2d40 r6:83018200 r5:85821f8c r4:8588a000 [ 1345.130244][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.130349][ T32] r10:61c88647 r9:85806c00 r8:8588a02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.130407][ T32] r4:8588a000 [ 1345.130490][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.130601][ T32] r10:00000000 r9:8588a000 r8:8027ed34 r7:ec5f9e60 r6:8588a080 r5:85806c00 [ 1345.130663][ T32] r4:00000001 [ 1345.130720][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.130807][ T32] Exception stack(0xec5fdfb0 to 0xec5fdff8) [ 1345.130879][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.130957][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.131027][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.131111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.131195][ T32] r4:8587f5c0 [ 1345.131874][ T32] INFO: task kworker/1:908:5739 is blocked on a mutex likely owned by task kworker/1:102:3666. ** 1 printk messages dropped ** [ 1345.132131][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.132895][ T32] 5d60: 800d0013 ffffffff ** 7 printk messages dropped ** [ 1345.158694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 2 printk messages dropped ** [ 1345.158909][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1345.158969][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.159074][ T32] r5:00001000 r4:dffd1000 [ 1345.159138][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1345.159261][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.159362][ T32] r5:849a538c r4:849a5000 [ 1345.159412][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.159516][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1345.159572][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.159673][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.159732][ T32] r4:84af8400 [ 1345.159785][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.159894][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1345.159967][ T32] r4:00000001 [ 1345.160021][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.160124][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1345.160199][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.160279][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.160351][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.160434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.160501][ T32] r4:84af1fc0 [ 1345.160576][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.160643][ T32] INFO: task kworker/0:393:5741 blocked for more than 471 seconds. [ 1345.160735][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.160816][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.160872][ T32] task:kworker/0:393 state:D stack:0 pid:5741 tgid:5741 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.161000][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.161107][ T32] Call trace: [ 1345.161187][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1345.161302][ T32] r10:829187f4 r9:ec601d84 r8:00000002 r7:60000113 r6:ec601d8c r5:85802400 [ 1345.161371][ T32] r4:85802400 [ 1345.161426][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.161524][ T32] r5:85802400 r4:829187f0 [ 1345.161581][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.161677][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.161788][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec601e08 [ 1345.161849][ T32] r4:00000000 [ 1345.161901][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1345.161991][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1345.162122][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1345.162227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85873fc0 [ 1345.162286][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1345.162437][ T32] r9:83018005 r8:85802400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 ** 8 printk messages dropped ** [ 1345.163187][ T32] r10:61c88647 r9:85802400 r8:8588002c r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1345.174350][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.176021][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 11 printk messages dropped ** [ 1345.176919][ T32] r4:e0425dc0 ** 4 printk messages dropped ** [ 1345.177329][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 8 printk messages dropped ** [ 1345.178120][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1345.178800][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.179372][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.179849][ T32] r5:857fec00 r4:829187f0 ** 1 printk messages dropped ** [ 1345.179993][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.180715][ T32] r9:83018205 r8:857fec00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 7 printk messages dropped ** [ 1345.181359][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1345.182197][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.183147][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1345.216198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1345.216259][ T32] r4:e0425dc0 [ 1345.216312][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1345.216411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1345.216474][ T32] r4:00000000 [ 1345.216533][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1345.216645][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1345.216709][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.216811][ T32] r5:00001000 r4:dffd1000 [ 1345.216867][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1345.216962][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.217059][ T32] r5:849a538c r4:849a5000 [ 1345.217135][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.217260][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1345.217318][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.217429][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.217494][ T32] r4:84af8400 [ 1345.217548][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.217658][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1345.217765][ T32] r4:00000001 [ 1345.217825][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.217915][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1345.217990][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.218105][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.218182][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.218264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.218330][ T32] r4:84af1fc0 [ 1345.218392][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.218462][ T32] INFO: task kworker/1:910:5743 blocked for more than 471 seconds. [ 1345.218539][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.218630][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.218694][ T32] task:kworker/1:910 state:D stack:0 pid:5743 tgid:5743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.219006][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.219139][ T32] Call trace: [ 1345.219227][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1345.219340][ T32] r10:829187f4 r9:ec609d84 r8:00000002 r7:60000013 r6:ec609d8c r5:85808000 [ 1345.219407][ T32] r4:85808000 [ 1345.219463][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.219576][ T32] r5:85808000 r4:829187f0 [ 1345.219645][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.219744][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.219872][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec609e08 [ 1345.219938][ T32] r4:00000000 [ 1345.219991][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1345.220283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587fa00 ** 3 printk messages dropped ** [ 1345.220577][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.220700][ T32] r5:00001000 r4:ebbf3000 [ 1345.220755][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1345.220875][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.220985][ T32] r5:858b0f8c r4:858b0c00 [ 1345.221038][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.221151][ T32] r7:ddde2d40 r6:83018200 r5:858b0f8c r4:8588a280 [ 1345.221211][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.221322][ T32] r10:61c88647 r9:85808000 r8:8588a2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.221386][ T32] r4:8588a280 [ 1345.221438][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.221549][ T32] r10:00000000 r9:8588a280 r8:8027ed34 r7:ec5fde60 r6:8588a300 r5:85808000 [ 1345.221620][ T32] r4:00000001 [ 1345.221671][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.221754][ T32] Exception stack(0xec609fb0 to 0xec609ff8) [ 1345.221821][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.221904][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.221982][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.222092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.222164][ T32] r4:8587f9c0 [ 1345.222897][ T32] INFO: task kworker/1:910:5743 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1345.222987][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.223133][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.223241][ T32] Call trace: [ 1345.245812][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1345.245981][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 4 printk messages dropped ** [ 1345.246269][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 12 printk messages dropped ** [ 1345.246798][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1345.247172][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1345.247443][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.247488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.247519][ T32] r4:84af1fc0 [ 1345.247545][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.247614][ T32] INFO: task kworker/1:911:5746 blocked for more than 471 seconds. [ 1345.247655][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.247686][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.247709][ T32] task:kworker/1:911 state:D stack:0 pid:5746 tgid:5746 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.247814][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.247864][ T32] Call trace: [ 1345.247930][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1345.247984][ T32] r10:829187f4 r9:ec60dd84 r8:00000002 r7:60000013 r6:ec60dd8c r5:85809800 [ 1345.248023][ T32] r4:85809800 [ 1345.248047][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.248090][ T32] r5:85809800 r4:829187f0 [ 1345.248132][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.248189][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.248256][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec60de08 [ 1345.248314][ T32] r4:00000000 [ 1345.248353][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1345.248434][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1345.248476][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1345.248810][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1345.249252][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.249491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 1 printk messages dropped ** [ 1345.249938][ T32] INFO: task kworker/1:911:5746 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1345.249977][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.250117][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.250214][ T32] Call trace: [ 1345.250267][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1345.250335][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1345.250366][ T32] r4:00000000 [ 1345.250388][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.250428][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1345.250461][ T32] 5d20: a610e000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1345.250495][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1345.250550][ T32] 5d60: 800d0013 ffffffff [ 1345.250580][ T32] r5:800d0013 r4:80239bd0 [ 1345.250602][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1345.250774][ T32] r4:e0425dc0 ** 4 printk messages dropped ** [ 1345.250975][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 8 printk messages dropped ** [ 1345.251318][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1345.251754][ T32] r4:84af1fc0 ** 5 printk messages dropped ** [ 1345.251967][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.252224][ T32] r5:8580b000 r4:829187f0 [ 1345.252276][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1345.252511][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1345.252831][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1345.253276][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.267968][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1345.268417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 8 printk messages dropped ** [ 1345.268699][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1345.269144][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.269302][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1345.269787][ T32] r10:829187f4 r9:ec635d84 r8:00000002 r7:60000113 r6:ec635d8c r5:8580a400 ** 4 printk messages dropped ** [ 1345.269946][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1345.270190][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1345.270235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587af00 [ 1345.270262][ T32] r4:00000000 [ 1345.270284][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1345.270330][ T32] r9:83018205 r8:8580a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1345.270356][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.270411][ T32] r5:00001000 r4:ebc3f000 [ 1345.270437][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1345.270480][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.270525][ T32] r5:858b138c r4:858b1000 [ 1345.270564][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.270614][ T32] r7:ddde2d40 r6:83018200 r5:858b138c r4:8588a500 [ 1345.270666][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.270721][ T32] r10:61c88647 r9:8580a400 r8:8588a52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.270776][ T32] r4:8588a500 [ 1345.270800][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.270864][ T32] r10:00000000 r9:8588a500 r8:8027ed34 r7:ec60de60 r6:8588a580 r5:8580a400 [ 1345.270894][ T32] r4:00000001 [ 1345.270915][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.270979][ T32] Exception stack(0xec635fb0 to 0xec635ff8) [ 1345.271025][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.271061][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.271093][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.271134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.271161][ T32] r4:8587ae80 [ 1345.271380][ T32] INFO: task kworker/1:912:5750 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1345.271430][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.271521][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.271583][ T32] Call trace: [ 1345.271644][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1345.271700][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1345.271728][ T32] r4:00000000 [ 1345.271748][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.271788][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1345.271820][ T32] 5d20: a6439000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1345.271870][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1345.271931][ T32] 5d60: 800d0013 ffffffff [ 1345.271961][ T32] r5:800d0013 r4:80239bd0 [ 1345.272002][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.272048][ T32] r4:82ac11e4 [ 1345.272083][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.272137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1345.272191][ T32] r4:e0425dc0 [ 1345.272216][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1345.272262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1345.272289][ T32] r4:00000000 [ 1345.272309][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1345.272356][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1345.272383][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.272426][ T32] r5:00001000 r4:dffd1000 ** 1 printk messages dropped ** [ 1345.272488][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.272849][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1345.273163][ T32] INFO: task kworker/1:913:5753 blocked for more than 471 seconds. ** 9 printk messages dropped ** [ 1345.289519][ T32] r5:8580bc00 r4:829187f0 [ 1345.289545][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.289618][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.289687][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec615e08 [ 1345.289718][ T32] r4:00000000 [ 1345.289772][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1345.289842][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1345.289888][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1345.289933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587fd80 [ 1345.290033][ T32] r4:00000000 [ 1345.290088][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1345.290148][ T32] r9:83018205 r8:8580bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1345.290174][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.290218][ T32] r5:00001000 r4:ebc4f000 [ 1345.290240][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1345.290282][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.290354][ T32] r5:858b178c r4:858b1400 [ 1345.290380][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.290431][ T32] r7:ddde2d40 r6:83018200 r5:858b178c r4:8588a600 [ 1345.290456][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.290504][ T32] r10:61c88647 r9:8580bc00 r8:8588a62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.290531][ T32] r4:8588a600 [ 1345.290583][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.290666][ T32] r10:00000000 r9:8588a600 r8:8027ed34 r7:ec60de60 r6:8588a680 r5:8580bc00 [ 1345.290696][ T32] r4:00000001 [ 1345.290719][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.290761][ T32] Exception stack(0xec615fb0 to 0xec615ff8) [ 1345.290811][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.290851][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.290883][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.290916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.290943][ T32] r4:8587fa80 [ 1345.291328][ T32] INFO: task kworker/1:913:5753 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1345.291370][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1345.291649][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.291977][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1345.292549][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1345.293010][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.293175][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.303858][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.304187][ T32] r5:8580c800 r4:829187f0 [ 1345.304213][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1345.304451][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1345.304807][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1345.305368][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.306214][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1345.306815][ T32] r4:e0425dc0 ** 2 printk messages dropped ** [ 1345.306969][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.307109][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.307184][ T32] r5:00001000 r4:dffd1000 [ 1345.307211][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1345.307252][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.307311][ T32] r5:849a538c r4:849a5000 [ 1345.307339][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.307390][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1345.307413][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.307461][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.307487][ T32] r4:84af8400 [ 1345.307541][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.307592][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1345.307619][ T32] r4:00000001 [ 1345.307639][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.307688][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1345.307721][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.307753][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.307809][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.307843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.307870][ T32] r4:84af1fc0 [ 1345.307891][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.307927][ T32] INFO: task kworker/1:914:5756 blocked for more than 471 seconds. [ 1345.307961][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.308018][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.308043][ T32] task:kworker/1:914 state:D stack:0 pid:5756 tgid:5756 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.308109][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.308170][ T32] Call trace: [ 1345.308215][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1345.308290][ T32] r10:829187f4 r9:ec611d84 r8:00000002 r7:60000013 r6:ec611d8c r5:8580d400 [ 1345.308331][ T32] r4:8580d400 [ 1345.308355][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.308421][ T32] r5:8580d400 r4:829187f0 [ 1345.308446][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.308489][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.308564][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec611e08 [ 1345.308594][ T32] r4:00000000 [ 1345.308615][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1345.308656][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1345.308694][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1345.308739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8588b200 [ 1345.308798][ T32] r4:00000000 [ 1345.308823][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1345.308898][ T32] r9:83018205 r8:8580d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1345.308942][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1345.309079][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.309473][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.309695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1345.310244][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1345.310547][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1345.310733][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 7 printk messages dropped ** [ 1345.311192][ T32] r5:849a538c r4:849a5000 ** 3 printk messages dropped ** [ 1345.311340][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1345.311778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1345.312205][ T32] r4:8580e000 ** 1 printk messages dropped ** [ 1345.312294][ T32] r5:8580e000 r4:829187f0 [ 1345.312333][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1345.312691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8588b2c0 ** 9 printk messages dropped ** [ 1345.313195][ T32] r7:ddde2d40 r6:83018200 r5:858b238c r4:8588a880 ** 6 printk messages dropped ** [ 1345.338109][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1345.338915][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.339367][ T32] 5d60: 800d0013 ffffffff ** 5 printk messages dropped ** [ 1345.339677][ T32] r4:e0425dc0 ** 5 printk messages dropped ** [ 1345.339978][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1345.340431][ T32] r4:84af8400 ** 4 printk messages dropped ** [ 1345.340621][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 6 printk messages dropped ** [ 1345.340918][ T32] INFO: task kworker/1:916:5760 blocked for more than 471 seconds. ** 9 printk messages dropped ** [ 1345.341381][ T32] r5:8580ec00 r4:829187f0 [ 1345.341406][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1345.341741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8588b500 ** 9 printk messages dropped ** [ 1345.342217][ T32] r7:ddde2d40 r6:83018200 r5:858b278c r4:8588a980 ** 8 printk messages dropped ** [ 1345.342644][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.342681][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.342712][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.342745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.342795][ T32] r4:8588b1c0 [ 1345.343025][ T32] INFO: task kworker/1:916:5760 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1345.343060][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.343126][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.343173][ T32] Call trace: [ 1345.343231][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1345.343286][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1345.359751][ T32] r4:00000000 [ 1345.359826][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.359925][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1345.359967][ T32] 5d20: a78fe000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1345.360002][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1345.360062][ T32] 5d60: 800d0013 ffffffff [ 1345.360094][ T32] r5:800d0013 r4:80239bd0 [ 1345.360148][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.360200][ T32] r4:82ac11e4 [ 1345.360223][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.360268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1345.360322][ T32] r4:e0425dc0 [ 1345.360362][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1345.360426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1345.360455][ T32] r4:00000000 [ 1345.360477][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1345.360528][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1345.360554][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.360632][ T32] r5:00001000 r4:dffd1000 [ 1345.360658][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1345.360727][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.360804][ T32] r5:849a538c r4:849a5000 [ 1345.360831][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.360897][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1345.360938][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.361002][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.361042][ T32] r4:84af8400 [ 1345.361078][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.361135][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1345.361163][ T32] r4:00000001 [ 1345.361184][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.361220][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1345.361249][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.361302][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.361336][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.361371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1345.361491][ T32] INFO: task kworker/1:917:5762 blocked for more than 471 seconds. ** 9 printk messages dropped ** [ 1345.361940][ T32] r5:85808c00 r4:829187f0 [ 1345.361986][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1345.362304][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1345.362744][ T32] r7:ddde2d40 r6:83018200 r5:858b2b8c r4:8588aa80 ** 8 printk messages dropped ** [ 1345.363138][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.374578][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 11 printk messages dropped ** [ 1345.375126][ T32] r4:e0425dc0 ** 7 printk messages dropped ** [ 1345.375463][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1345.376003][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 2 printk messages dropped ** [ 1345.376104][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.376169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.376228][ T32] r4:84af1fc0 [ 1345.376266][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.376299][ T32] INFO: task kworker/1:918:5764 blocked for more than 471 seconds. [ 1345.376335][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.376378][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.376404][ T32] task:kworker/1:918 state:D stack:0 pid:5764 tgid:5764 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.376460][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.376573][ T32] Call trace: [ 1345.376622][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1345.376676][ T32] r10:829187f4 r9:ec645d84 r8:00000002 r7:60000013 r6:ec645d8c r5:857fa400 [ 1345.376703][ T32] r4:857fa400 [ 1345.376725][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.376783][ T32] r5:857fa400 r4:829187f0 [ 1345.376808][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.376867][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.376933][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec645e08 [ 1345.376962][ T32] r4:00000000 [ 1345.376997][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1345.377040][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1345.377114][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1345.377164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8588b800 [ 1345.377192][ T32] r4:00000000 [ 1345.377229][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1345.377282][ T32] r9:83018205 r8:857fa400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1345.377308][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.377369][ T32] r5:00001000 r4:ec5c1000 [ 1345.377395][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1345.377462][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.377511][ T32] r5:858b2f8c r4:858b2c00 [ 1345.377533][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.377595][ T32] r7:ddde2d40 r6:83018200 r5:858b2f8c r4:8588ab80 [ 1345.377622][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.377670][ T32] r10:61c88647 r9:857fa400 r8:8588abac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.377708][ T32] r4:8588ab80 [ 1345.377733][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.377809][ T32] r10:00000000 r9:8588ab80 r8:8027ed34 r7:ec641e60 r6:8588ac00 r5:857fa400 [ 1345.377839][ T32] r4:00000001 [ 1345.377877][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.377930][ T32] Exception stack(0xec645fb0 to 0xec645ff8) [ 1345.377961][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.377995][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.378058][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.378119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.378150][ T32] r4:8588b5c0 [ 1345.378390][ T32] INFO: task kworker/1:918:5764 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1345.378429][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.378522][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.378573][ T32] Call trace: [ 1345.378604][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1345.378656][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1345.378684][ T32] r4:00000000 [ 1345.378705][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.378776][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1345.378839][ T32] 5d20: a7bc2000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1345.378877][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1345.378905][ T32] 5d60: 800d0013 ffffffff [ 1345.378958][ T32] r5:800d0013 r4:80239bd0 [ 1345.378983][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.379045][ T32] r4:82ac11e4 [ 1345.379069][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.379122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 2 printk messages dropped ** [ 1345.379216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 7 printk messages dropped ** [ 1345.379559][ T32] r5:849a538c r4:849a5000 [ 1345.379581][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.379630][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1345.379668][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.379737][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.379779][ T32] r4:84af8400 [ 1345.379815][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.379869][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1345.379895][ T32] r4:00000001 [ 1345.379928][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.379986][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1345.380019][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.380076][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.380118][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.380153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.380179][ T32] r4:84af1fc0 [ 1345.380214][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.380242][ T32] INFO: task kworker/1:919:5765 blocked for more than 471 seconds. [ 1345.380286][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.380315][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.380348][ T32] task:kworker/1:919 state:D stack:0 pid:5765 tgid:5765 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.380431][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.380477][ T32] Call trace: [ 1345.380507][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1345.380557][ T32] r10:829187f4 r9:ec64dd84 r8:00000002 r7:60000113 r6:ec64dd8c r5:84ab9800 [ 1345.380611][ T32] r4:84ab9800 [ 1345.380649][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.380706][ T32] r5:84ab9800 r4:829187f0 [ 1345.380731][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.380771][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.380819][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec64de08 [ 1345.380863][ T32] r4:00000000 [ 1345.380887][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1345.380946][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1345.380989][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1345.381034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8588bb80 [ 1345.381073][ T32] r4:00000000 [ 1345.381097][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1345.381299][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1345.381795][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.382483][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1345.383019][ T32] r4:e0425dc0 ** 2 printk messages dropped ** [ 1345.383148][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.415485][ T32] r5:849a538c r4:849a5000 ** 7 printk messages dropped ** [ 1345.415856][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.416107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1345.416607][ T32] r10:829187f4 r9:ec649d84 r8:00000002 r7:60000113 r6:ec649d8c r5:84abd400 ** 4 printk messages dropped ** [ 1345.416817][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1345.417229][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1345.417611][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1345.417995][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.418748][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1345.419261][ T32] r4:e0425dc0 ** 4 printk messages dropped ** [ 1345.419519][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 9 printk messages dropped ** [ 1345.420008][ T32] r4:84af8400 ** 4 printk messages dropped ** [ 1345.420170][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 2 printk messages dropped ** [ 1345.420311][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.420347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.420401][ T32] r4:84af1fc0 [ 1345.420429][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.420455][ T32] INFO: task kworker/0:396:5769 blocked for more than 471 seconds. [ 1345.420511][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.420567][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.420619][ T32] task:kworker/0:396 state:D stack:0 pid:5769 tgid:5769 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.420669][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.420713][ T32] Call trace: [ 1345.420774][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1345.420824][ T32] r10:829187f4 r9:ec651d84 r8:00000002 r7:60000013 r6:ec651d8c r5:84abec00 [ 1345.420868][ T32] r4:84abec00 [ 1345.420892][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.420934][ T32] r5:84abec00 r4:829187f0 [ 1345.420956][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.420996][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.421045][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec651e08 [ 1345.421104][ T32] r4:00000000 [ 1345.421155][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1345.421200][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1345.421240][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1345.421287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858987c0 [ 1345.421315][ T32] r4:00000000 [ 1345.421349][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1345.421411][ T32] r9:83018005 r8:84abec00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1345.421439][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.421508][ T32] r5:00001000 r4:eb19b000 [ 1345.421536][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1345.421579][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.421622][ T32] r5:85823b8c r4:85823800 [ 1345.421643][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.421689][ T32] r7:dddced40 r6:83018000 r5:85823b8c r4:85880280 [ 1345.421712][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.421759][ T32] r10:61c88647 r9:84abec00 r8:858802ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.421787][ T32] r4:85880280 [ 1345.421833][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.421887][ T32] r10:00000000 r9:85880280 r8:8027ed34 r7:ec631e60 r6:85880300 r5:84abec00 [ 1345.421914][ T32] r4:00000001 [ 1345.421943][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.421995][ T32] Exception stack(0xec651fb0 to 0xec651ff8) [ 1345.422047][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.422081][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.422132][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.422169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.422195][ T32] r4:85898240 [ 1345.422407][ T32] INFO: task kworker/0:396:5769 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1345.422444][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.422513][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.422563][ T32] Call trace: [ 1345.422622][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1345.422699][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1345.422732][ T32] r4:00000000 [ 1345.422753][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.422820][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1345.422858][ T32] 5d20: a8689000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1345.422892][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1345.422920][ T32] 5d60: 800d0013 ffffffff ** 2 printk messages dropped ** [ 1345.423037][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1345.423264][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.445274][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1345.445812][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1345.446062][ T32] r4:84af1fc0 ** 4 printk messages dropped ** [ 1345.446266][ T32] task:kworker/0:397 state:D stack:0 pid:5771 tgid:5771 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1345.446608][ T32] r4:84abe000 [ 1345.446634][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.446678][ T32] r5:84abe000 r4:829187f0 [ 1345.446700][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.446742][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.446807][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec661e08 [ 1345.446837][ T32] r4:00000000 [ 1345.446875][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1345.446933][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1345.446977][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1345.447022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85898640 [ 1345.447048][ T32] r4:00000000 [ 1345.447086][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1345.447153][ T32] r9:83018005 r8:84abe000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1345.447195][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.447245][ T32] r5:00001000 r4:ead09000 [ 1345.447283][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1345.447328][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.447372][ T32] r5:8582378c r4:85823400 [ 1345.447395][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.447442][ T32] r7:dddced40 r6:83018000 r5:8582378c r4:85880380 [ 1345.447465][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.447513][ T32] r10:61c88647 r9:84abe000 r8:858803ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.447540][ T32] r4:85880380 [ 1345.447575][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.447652][ T32] r10:00000000 r9:85880380 r8:8027ed34 r7:ec651e60 r6:85880400 r5:84abe000 [ 1345.447682][ T32] r4:00000001 [ 1345.447716][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.447756][ T32] Exception stack(0xec661fb0 to 0xec661ff8) [ 1345.447808][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.447845][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.447878][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.447911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.447937][ T32] r4:85898240 [ 1345.448360][ T32] INFO: task kworker/0:397:5771 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1345.448417][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.448500][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.448579][ T32] Call trace: [ 1345.448613][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1345.448683][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1345.448720][ T32] r4:00000000 [ 1345.448741][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.448810][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1345.448847][ T32] 5d20: a8e23000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1345.448881][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1345.448911][ T32] 5d60: 800d0013 ffffffff [ 1345.448937][ T32] r5:800d0013 r4:80239bd0 [ 1345.448960][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.449004][ T32] r4:82ac11e4 [ 1345.449025][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1345.449126][ T32] r4:e0425dc0 ** 5 printk messages dropped ** [ 1345.449352][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1345.449846][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 9 printk messages dropped ** [ 1345.450218][ T32] INFO: task kworker/0:398:5776 blocked for more than 471 seconds. ** 9 printk messages dropped ** [ 1345.450672][ T32] r5:8574b000 r4:829187f0 ** 6 printk messages dropped ** [ 1345.450984][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 19 printk messages dropped ** [ 1345.451840][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1345.452918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 23 printk messages dropped ** [ 1345.475735][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.475785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.475814][ T32] r4:84af1fc0 [ 1345.475860][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.475931][ T32] INFO: task kworker/0:399:5777 blocked for more than 471 seconds. [ 1345.475972][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.476001][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.476036][ T32] task:kworker/0:399 state:D stack:0 pid:5777 tgid:5777 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.476130][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.476206][ T32] Call trace: [ 1345.476245][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1345.476301][ T32] r10:829187f4 r9:ec669d84 r8:00000002 r7:60000013 r6:ec669d8c r5:85758000 [ 1345.476360][ T32] r4:85758000 [ 1345.476384][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.476429][ T32] r5:85758000 r4:829187f0 [ 1345.476453][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.476513][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.476582][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec669e08 ** 8 printk messages dropped ** [ 1345.476985][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 21 printk messages dropped ** [ 1345.478418][ T32] Workqueue: events bpf_prog_free_deferred ** 20 printk messages dropped ** [ 1345.479374][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 21 printk messages dropped ** [ 1345.480275][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1345.480799][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec66de08 ** 4 printk messages dropped ** [ 1345.481012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85898ac0 [ 1345.481039][ T32] r4:00000000 [ 1345.481060][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1345.481112][ T32] r9:83018005 r8:85758c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1345.481171][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.481219][ T32] r5:00001000 r4:eb3bf000 [ 1345.481241][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1345.481312][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.481361][ T32] r5:84746f8c r4:84746c00 [ 1345.481417][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.481485][ T32] r7:dddced40 r6:83018000 r5:84746f8c r4:85880680 [ 1345.481512][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.481616][ T32] r10:61c88647 r9:85758c00 r8:858806ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.481646][ T32] r4:85880680 [ 1345.481667][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.481713][ T32] r10:00000000 r9:85880680 r8:8027ed34 r7:ec65de60 r6:85880700 r5:85758c00 ** 3 printk messages dropped ** [ 1345.481857][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.481905][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.481953][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.481990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.482070][ T32] r4:858988c0 [ 1345.482300][ T32] INFO: task kworker/0:400:5780 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1345.482338][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1345.482779][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1345.483258][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 25 printk messages dropped ** [ 1345.500162][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1345.500657][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1345.501285][ T32] r7:ddde2d40 r6:83018200 r5:858b378c r4:8588ad80 ** 21 printk messages dropped ** [ 1345.502703][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 20 printk messages dropped ** [ 1345.516167][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 19 printk messages dropped ** [ 1345.517158][ T32] Call trace: ** 8 printk messages dropped ** [ 1345.517649][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.517816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85898e00 [ 1345.517843][ T32] r4:00000000 [ 1345.517865][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1345.517912][ T32] r9:83018005 r8:8575a400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1345.517966][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.518056][ T32] r5:00001000 r4:eb775000 [ 1345.518093][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1345.518156][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.518203][ T32] r5:8474678c r4:84746400 [ 1345.518227][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.518273][ T32] r7:dddced40 r6:83018000 r5:8474678c r4:85880800 [ 1345.518297][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.518368][ T32] r10:61c88647 r9:8575a400 r8:8588082c r7:82804d40 r6:dddced40 r5:dddced60 [ 1345.518399][ T32] r4:85880800 ** 1 printk messages dropped ** [ 1345.518494][ T32] r10:00000000 r9:85880800 r8:8027ed34 r7:ec65de60 r6:85880880 r5:8575a400 ** 17 printk messages dropped ** [ 1345.519653][ T32] 5d20: a9b1d000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 ** 4 printk messages dropped ** [ 1345.519913][ T32] r4:82ac11e4 [ 1345.519938][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.519984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1345.520044][ T32] r4:e0425dc0 [ 1345.520069][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1345.520119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1345.520177][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1345.520626][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 19 printk messages dropped ** [ 1345.521574][ T32] Call trace: ** 8 printk messages dropped ** [ 1345.522034][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1345.522616][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 25 printk messages dropped ** [ 1345.546542][ T32] 5d60: 800d0013 ffffffff ** 13 printk messages dropped ** [ 1345.547170][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 18 printk messages dropped ** [ 1345.548088][ T32] INFO: task kworker/0:403:5786 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1345.548680][ T32] r5:8575c800 r4:829187f0 [ 1345.548739][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.548818][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.548871][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec685e08 [ 1345.548911][ T32] r4:00000000 [ 1345.548951][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1345.548995][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1345.549054][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1345.549125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587e140 [ 1345.549156][ T32] r4:00000000 [ 1345.549177][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1345.549254][ T32] r9:83018005 r8:8575c800 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1345.549295][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.549344][ T32] r5:00001000 r4:eb7bd000 [ 1345.549367][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1345.549790][ T32] r10:00000000 r9:85880a00 r8:8027ed34 r7:ec681e60 r6:85880a80 r5:8575c800 ** 24 printk messages dropped ** [ 1345.551434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 9 printk messages dropped ** [ 1345.551886][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.551930][ T32] r5:849a538c r4:849a5000 [ 1345.551966][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.552019][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1345.552074][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.552147][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.552177][ T32] r4:84af8400 [ 1345.552198][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.552247][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1345.552274][ T32] r4:00000001 [ 1345.552296][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1345.552743][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1345.553243][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1345.578486][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1345.581527][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 21 printk messages dropped ** [ 1345.598378][ T32] r5:849a538c r4:849a5000 ** 4 printk messages dropped ** [ 1345.599069][ T32] r4:84af8400 [ 1345.599303][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.599382][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1345.599789][ T32] r4:00000001 [ 1345.599816][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.600226][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1345.600265][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.600408][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.600645][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.600892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1345.602340][ T32] r5:8575e000 r4:829187f0 ** 2 printk messages dropped ** [ 1345.602504][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec68de08 ** 8 printk messages dropped ** [ 1345.603411][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1345.626774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 14 printk messages dropped ** [ 1345.629138][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1345.629284][ T32] r4:e0425dc0 [ 1345.629305][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1345.629465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1345.629497][ T32] r4:00000000 [ 1345.629603][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1345.629659][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1345.629690][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.629803][ T32] r5:00001000 r4:dffd1000 [ 1345.629868][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1345.629914][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.629961][ T32] r5:849a538c r4:849a5000 [ 1345.629983][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1345.631723][ T32] INFO: task kworker/0:406:5793 blocked for more than 472 seconds. ** 12 printk messages dropped ** [ 1345.633263][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec699e08 ** 19 printk messages dropped ** [ 1345.657871][ T32] r10:00000000 r9:85880d00 r8:8027ed34 r7:ec68de60 r6:8588ae00 r5:85812400 ** 19 printk messages dropped ** [ 1345.660317][ T32] 5d60: 800d0013 ffffffff ** 10 printk messages dropped ** [ 1345.662061][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 19 printk messages dropped ** [ 1345.698316][ T32] r4:84af1fc0 [ 1345.698763][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.698805][ T32] INFO: task kworker/0:407:5794 blocked for more than 472 seconds. [ 1345.698846][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.698878][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.698986][ T32] task:kworker/0:407 state:D stack:0 pid:5794 tgid:5794 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.699199][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.699261][ T32] Call trace: [ 1345.699313][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1345.699457][ T32] r10:829187f4 r9:ec69dd84 r8:00000002 r7:60000013 r6:ec69dd8c r5:85810000 [ 1345.699498][ T32] r4:85810000 [ 1345.699620][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.699835][ T32] r5:85810000 r4:829187f0 [ 1345.699867][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.699911][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.700013][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec69de08 [ 1345.700045][ T32] r4:00000000 [ 1345.700269][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1345.700317][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1345.700494][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1345.700544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587e680 [ 1345.700571][ T32] r4:00000000 [ 1345.700741][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1345.701356][ T32] r4:85880d80 ** 9 printk messages dropped ** [ 1345.702122][ T32] r4:8587e7c0 ** 9 printk messages dropped ** [ 1345.710616][ T32] 5d20: abe01000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 ** 1 printk messages dropped ** [ 1345.710680][ T32] 5d60: 800d0013 ffffffff [ 1345.710707][ T32] r5:800d0013 r4:80239bd0 [ 1345.710745][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.710797][ T32] r4:82ac11e4 [ 1345.710819][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.710887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1345.710918][ T32] r4:e0425dc0 [ 1345.710940][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1345.711067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1345.711105][ T32] r4:00000000 [ 1345.711129][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1345.711394][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 22 printk messages dropped ** [ 1345.712252][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1345.726395][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1345.727447][ T32] r5:85831f8c r4:85831c00 ** 14 printk messages dropped ** [ 1345.727991][ T32] r4:8587e800 ** 16 printk messages dropped ** [ 1345.729727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 12 printk messages dropped ** [ 1345.730245][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1345.730304][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.730425][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.730457][ T32] r4:84af8400 [ 1345.730479][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.730532][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1345.730561][ T32] r4:00000001 [ 1345.730582][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.730619][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1345.730648][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.730727][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.730770][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.730806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.730833][ T32] r4:84af1fc0 [ 1345.731042][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.731160][ T32] INFO: task kworker/0:409:5798 blocked for more than 472 seconds. [ 1345.731203][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.731238][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.731299][ T32] task:kworker/0:409 state:D stack:0 pid:5798 tgid:5798 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.731774][ T32] r5:8575b000 r4:829187f0 ** 3 printk messages dropped ** [ 1345.731922][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1345.732861][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 20 printk messages dropped ** [ 1345.766600][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.766707][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.766774][ T32] Call trace: [ 1345.766809][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1345.766909][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1345.766946][ T32] r4:00000000 [ 1345.766970][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.767212][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1345.767253][ T32] 5d20: ac756000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 ** 1 printk messages dropped ** [ 1345.767316][ T32] 5d60: 800d0013 ffffffff ** 10 printk messages dropped ** [ 1345.768067][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 19 printk messages dropped ** [ 1345.768742][ T32] r4:84af1fc0 ** 11 printk messages dropped ** [ 1345.769661][ T32] r5:84bd0000 r4:829187f0 ** 1 printk messages dropped ** [ 1345.769726][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 21 printk messages dropped ** [ 1345.770860][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1345.772912][ T32] Workqueue: events bpf_prog_free_deferred ** 19 printk messages dropped ** [ 1345.795864][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 19 printk messages dropped ** [ 1345.799987][ T32] r4:84af1fc0 ** 11 printk messages dropped ** [ 1345.803210][ T32] r5:84bd0c00 r4:829187f0 ** 7 printk messages dropped ** [ 1345.827290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587ee40 [ 1345.827367][ T32] r4:00000000 [ 1345.827656][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1345.827713][ T32] r9:83018005 r8:84bd0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1345.827740][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.827810][ T32] r5:00001000 r4:ebafb000 [ 1345.828049][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1345.828096][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.828148][ T32] r5:8583278c r4:85832400 [ 1345.828464][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.828519][ T32] r7:dddced40 r6:83018000 r5:8583278c r4:85871100 ** 1 printk messages dropped ** [ 1345.828593][ T32] r10:61c88647 r9:84bd0c00 r8:8587112c r7:82804d40 r6:dddced40 r5:dddced60 ** 22 printk messages dropped ** [ 1345.833145][ T32] 5d60: 800d0013 ffffffff ** 13 printk messages dropped ** [ 1345.854761][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 19 printk messages dropped ** [ 1345.856416][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1345.857536][ T32] r5:84bd1800 r4:829187f0 ** 6 printk messages dropped ** [ 1345.858663][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 20 printk messages dropped ** [ 1345.862551][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1345.890817][ T32] r4:e0425dc0 ** 13 printk messages dropped ** [ 1345.891515][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 22 printk messages dropped ** [ 1345.892344][ T32] r5:84bd2400 r4:829187f0 [ 1345.892367][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.892408][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.892456][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6a5e08 [ 1345.892482][ T32] r4:00000000 [ 1345.892503][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1345.892555][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1345.892873][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1345.892980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85869680 [ 1345.893284][ T32] r4:00000000 [ 1345.906778][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1345.906917][ T32] r9:83018005 r8:84bd2400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1345.907097][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.907170][ T32] r5:00001000 r4:ec539000 [ 1345.907197][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1345.907241][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1345.907413][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 23 printk messages dropped ** [ 1345.909107][ T32] 5d60: 800d0013 ffffffff ** 13 printk messages dropped ** [ 1345.909947][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 18 printk messages dropped ** [ 1345.911012][ T32] INFO: task kworker/1:922:5809 blocked for more than 472 seconds. ** 12 printk messages dropped ** [ 1345.911869][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6f1e08 ** 19 printk messages dropped ** [ 1345.912797][ T32] r10:00000000 r9:8588af00 r8:8027ed34 r7:ec649e60 r6:85871400 r5:84bd3000 ** 14 printk messages dropped ** [ 1345.934610][ T32] r4:00000000 [ 1345.934632][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.934674][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1345.934772][ T32] 5d20: adf8c000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1345.934867][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1345.934900][ T32] 5d60: 800d0013 ffffffff [ 1345.934927][ T32] r5:800d0013 r4:80239bd0 [ 1345.934949][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.935018][ T32] r4:82ac11e4 [ 1345.935066][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.935123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1345.935151][ T32] r4:e0425dc0 [ 1345.935173][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1345.935220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1345.935247][ T32] r4:00000000 [ 1345.935290][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1345.935346][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1345.935374][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.935419][ T32] r5:00001000 r4:dffd1000 [ 1345.935442][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1345.935505][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.935960][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1345.936345][ T32] task:kworker/0:414 state:D stack:0 pid:5810 tgid:5810 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1345.936960][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 15 printk messages dropped ** [ 1345.937624][ T32] r10:00000000 r9:85871480 r8:8027ed34 r7:ec6a5e60 r6:85871500 r5:84bd5400 ** 19 printk messages dropped ** [ 1345.938861][ T32] 5d60: 800d0013 ffffffff ** 15 printk messages dropped ** [ 1345.939613][ T32] r5:849a538c r4:849a5000 ** 7 printk messages dropped ** [ 1345.939963][ T32] r4:00000001 [ 1345.939987][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.940024][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1345.940114][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.940174][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.940232][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.940268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.940316][ T32] r4:84af1fc0 [ 1345.940342][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.940368][ T32] INFO: task kworker/0:415:5813 blocked for more than 472 seconds. [ 1345.940410][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1345.940777][ T32] r5:84bd3c00 r4:829187f0 ** 3 printk messages dropped ** [ 1345.940941][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1345.941442][ T32] r5:8583338c r4:85833000 ** 13 printk messages dropped ** [ 1345.942093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 18 printk messages dropped ** [ 1345.965342][ T32] r4:e0425dc0 ** 13 printk messages dropped ** [ 1345.965940][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 22 printk messages dropped ** [ 1345.966906][ T32] r5:84bd6000 r4:829187f0 ** 10 printk messages dropped ** [ 1345.967330][ T32] r9:83018005 r8:84bd6000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 ** 20 printk messages dropped ** [ 1345.968572][ T32] INFO: task kworker/0:416:5814 is blocked on a mutex likely owned by task kworker/1:102:3666. ** 16 printk messages dropped ** [ 1345.969564][ T32] r4:e0425dc0 [ 1345.969586][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1345.969632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1345.969805][ T32] r4:00000000 [ 1345.969831][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1345.969937][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1345.969987][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.970067][ T32] r5:00001000 r4:dffd1000 [ 1345.970113][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1345.970160][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.970226][ T32] r5:849a538c r4:849a5000 [ 1345.970272][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.970351][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1345.970378][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.970427][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.970453][ T32] r4:84af8400 [ 1345.970473][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.970521][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1345.970548][ T32] r4:00000001 [ 1345.970569][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.970606][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 1 printk messages dropped ** [ 1345.970668][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1345.971226][ T32] r5:84bd6c00 r4:829187f0 ** 10 printk messages dropped ** [ 1345.971619][ T32] r9:83018005 r8:84bd6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 ** 21 printk messages dropped ** [ 1345.972796][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 28 printk messages dropped ** [ 1345.994541][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1345.995269][ T32] INFO: task kworker/0:418:5819 blocked for more than 472 seconds. [ 1345.995308][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.995337][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.995361][ T32] task:kworker/0:418 state:D stack:0 pid:5819 tgid:5819 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.995433][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.995492][ T32] Call trace: [ 1345.995549][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1345.995605][ T32] r10:829187f4 r9:ec701d84 r8:00000002 r7:60000113 r6:ec701d8c r5:84bd4800 [ 1345.995633][ T32] r4:84bd4800 [ 1345.995654][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.995696][ T32] r5:84bd4800 r4:829187f0 [ 1345.995718][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.995759][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.995809][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec701e08 [ 1345.995836][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1345.995897][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 23 printk messages dropped ** [ 1345.996840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 24 printk messages dropped ** [ 1345.998436][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 24 printk messages dropped ** [ 1345.999804][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1346.000688][ T32] r9:83018005 r8:85760000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 ** 6 printk messages dropped ** [ 1346.000990][ T32] r7:dddced40 r6:83018000 r5:8583c78c r4:85871980 [ 1346.001014][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.001062][ T32] r10:61c88647 r9:85760000 r8:858719ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.001101][ T32] r4:85871980 [ 1346.001127][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.001176][ T32] r10:00000000 r9:85871980 r8:8027ed34 r7:ec701e60 r6:85871a00 r5:85760000 [ 1346.001203][ T32] r4:00000001 [ 1346.001224][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.001260][ T32] Exception stack(0xec6fdfb0 to 0xec6fdff8) [ 1346.001289][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.001322][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.001354][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.001387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.001413][ T32] r4:85869700 [ 1346.001609][ T32] INFO: task kworker/0:419:5820 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1346.001645][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.001790][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1346.002603][ T32] r4:e0425dc0 ** 12 printk messages dropped ** [ 1346.003239][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 23 printk messages dropped ** [ 1346.026853][ T32] r5:85760c00 r4:829187f0 ** 6 printk messages dropped ** [ 1346.027183][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 16 printk messages dropped ** [ 1346.028288][ T32] r4:00000001 [ 1346.028450][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.028491][ T32] Exception stack(0xec705fb0 to 0xec705ff8) [ 1346.028521][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.028557][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.028590][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.028651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.028762][ T32] r4:85869800 [ 1346.029205][ T32] INFO: task kworker/0:420:5822 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1346.029245][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.029307][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.029411][ T32] Call trace: ** 5 printk messages dropped ** [ 1346.030024][ T32] 5d20: aebf0000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 ** 27 printk messages dropped ** [ 1346.031375][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 16 printk messages dropped ** [ 1346.032262][ T32] r5:85761800 r4:829187f0 ** 5 printk messages dropped ** [ 1346.032713][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 20 printk messages dropped ** [ 1346.064242][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 21 printk messages dropped ** [ 1346.065736][ T32] r4:e0425dc0 [ 1346.065763][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1346.065810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1346.065849][ T32] r4:00000000 [ 1346.065874][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1346.065928][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1346.065957][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.066017][ T32] r5:00001000 r4:dffd1000 [ 1346.066047][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1346.066092][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.066137][ T32] r5:849a538c r4:849a5000 [ 1346.066158][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.066262][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1346.066291][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.066340][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.066394][ T32] r4:84af8400 [ 1346.066420][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.066470][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 5 printk messages dropped ** [ 1346.066709][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1346.067316][ T32] r5:85762400 r4:829187f0 ** 6 printk messages dropped ** [ 1346.068278][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 19 printk messages dropped ** [ 1346.069288][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 21 printk messages dropped ** [ 1346.070843][ T32] r4:e0425dc0 ** 11 printk messages dropped ** [ 1346.071491][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1346.071570][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.071623][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.071650][ T32] r4:84af8400 [ 1346.071671][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.071719][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1346.071747][ T32] r4:00000001 [ 1346.071769][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.071805][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1346.071834][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1346.071970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1346.072478][ T32] r5:85763c00 r4:829187f0 ** 2 printk messages dropped ** [ 1346.072621][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec721e08 [ 1346.072659][ T32] r4:00000000 [ 1346.072681][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1346.072723][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1346.072772][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1346.072821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586de00 [ 1346.072880][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.073078][ T32] r5:00001000 r4:ec761000 ** 13 printk messages dropped ** [ 1346.098284][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 21 printk messages dropped ** [ 1346.100842][ T32] r4:e0425dc0 ** 9 printk messages dropped ** [ 1346.101670][ T32] r5:849a538c r4:849a5000 ** 14 printk messages dropped ** [ 1346.102652][ T32] r4:84af1fc0 ** 1 printk messages dropped ** [ 1346.102759][ T32] INFO: task kworker/0:423:5831 blocked for more than 472 seconds. [ 1346.102808][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.102841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.102864][ T32] task:kworker/0:423 state:D stack:0 pid:5831 tgid:5831 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.102914][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.103032][ T32] Call trace: [ 1346.103165][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1346.103323][ T32] r10:829187f4 r9:ec70dd84 r8:00000002 r7:60000013 r6:ec70dd8c r5:85763000 [ 1346.103365][ T32] r4:85763000 [ 1346.103486][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1346.114994][ T32] r5:85763000 r4:829187f0 [ 1346.115041][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1346.115292][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1346.115341][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1346.115388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e0480 [ 1346.115417][ T32] r4:00000000 [ 1346.115439][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1346.115822][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 22 printk messages dropped ** [ 1346.117127][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1346.117757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 21 printk messages dropped ** [ 1346.119135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1346.119819][ T32] r5:85765400 r4:829187f0 ** 12 printk messages dropped ** [ 1346.120364][ T32] r5:00001000 r4:ec733000 ** 10 printk messages dropped ** [ 1346.120792][ T32] r4:00000001 ** 13 printk messages dropped ** [ 1346.121611][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1346.122136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 23 printk messages dropped ** [ 1346.123142][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1346.140964][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.141050][ T32] Call trace: [ 1346.141100][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1346.141164][ T32] r10:829187f4 r9:ec731d84 r8:00000002 r7:60000013 r6:ec731d8c r5:85766000 [ 1346.141194][ T32] r4:85766000 [ 1346.141217][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1346.141260][ T32] r5:85766000 r4:829187f0 [ 1346.141283][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.141325][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.141374][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec731e08 [ 1346.141402][ T32] r4:00000000 [ 1346.141424][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1346.141464][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1346.141506][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1346.141573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e0780 [ 1346.141605][ T32] r4:00000000 [ 1346.141627][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1346.141678][ T32] r9:83018005 r8:85766000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1346.141704][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.141749][ T32] r5:00001000 r4:ec739000 [ 1346.141772][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1346.141815][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1346.142045][ T32] r10:61c88647 r9:85766000 r8:8586c0ac r7:82804d40 r6:dddced40 r5:dddced60 ** 22 printk messages dropped ** [ 1346.143293][ T32] 5d60: 800d0013 ffffffff ** 14 printk messages dropped ** [ 1346.160501][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1346.160742][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.160815][ T32] r4:84af8400 [ 1346.160841][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.160891][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 12 printk messages dropped ** [ 1346.161626][ T32] task:kworker/0:426 state:D stack:0 pid:5838 tgid:5838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1346.162619][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 21 printk messages dropped ** [ 1346.170264][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1346.172532][ T32] r4:e0425dc0 ** 11 printk messages dropped ** [ 1346.173169][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 15 printk messages dropped ** [ 1346.186361][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.186392][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.186416][ T32] task:kworker/0:427 state:D stack:0 pid:5839 tgid:5839 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.186472][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.186545][ T32] Call trace: [ 1346.186580][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1346.186635][ T32] r10:829187f4 r9:ec73dd84 r8:00000002 r7:60000113 r6:ec73dd8c r5:85764800 [ 1346.186662][ T32] r4:85764800 [ 1346.186737][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1346.186786][ T32] r5:85764800 r4:829187f0 [ 1346.186809][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.186868][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.186921][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec73de08 [ 1346.186948][ T32] r4:00000000 [ 1346.186972][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1346.187214][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1346.187271][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 13 printk messages dropped ** [ 1346.187902][ T32] r4:8586c280 ** 11 printk messages dropped ** [ 1346.188687][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 30 printk messages dropped ** [ 1346.190454][ T32] r4:84af8400 ** 11 printk messages dropped ** [ 1346.191178][ T32] INFO: task kworker/0:428:5841 blocked for more than 472 seconds. ** 13 printk messages dropped ** [ 1346.191820][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1346.192348][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1346.193438][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 17 printk messages dropped ** [ 1346.219272][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.219446][ T32] r5:00001000 r4:dffd1000 [ 1346.219480][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1346.219524][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.219643][ T32] r5:849a538c r4:849a5000 [ 1346.219672][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.219723][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1346.219748][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.219867][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.219975][ T32] r4:84af8400 [ 1346.220082][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.220139][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1346.220166][ T32] r4:00000001 [ 1346.220264][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1346.220832][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.221471][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec765e08 ** 17 printk messages dropped ** [ 1346.222601][ T32] r4:8586c480 ** 13 printk messages dropped ** [ 1346.237069][ T32] Call trace: ** 13 printk messages dropped ** [ 1346.237855][ T32] r4:e0425dc0 ** 13 printk messages dropped ** [ 1346.238504][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 21 printk messages dropped ** [ 1346.239327][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) ** 12 printk messages dropped ** [ 1346.239847][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.239987][ T32] r5:00001000 r4:ec773000 [ 1346.240039][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1346.240113][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.240164][ T32] r5:8583ef8c r4:8583ec00 [ 1346.240265][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.240328][ T32] r7:dddced40 r6:83018000 r5:8583ef8c r4:8586c580 [ 1346.240355][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.240403][ T32] r10:61c88647 r9:8576b000 r8:8586c5ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.240429][ T32] r4:8586c580 [ 1346.240476][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.240527][ T32] r10:00000000 r9:8586c580 r8:8027ed34 r7:ec765e60 r6:8586c600 r5:8576b000 [ 1346.240555][ T32] r4:00000001 [ 1346.240576][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.240613][ T32] Exception stack(0xec771fb0 to 0xec771ff8) [ 1346.240645][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.240680][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.240712][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.240746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.240772][ T32] r4:857e0f00 ** 3 printk messages dropped ** [ 1346.241308][ T32] Call trace: ** 13 printk messages dropped ** [ 1346.241878][ T32] r4:e0425dc0 ** 14 printk messages dropped ** [ 1346.242460][ T32] r4:84af8400 ** 11 printk messages dropped ** [ 1346.242830][ T32] INFO: task kworker/0:431:5848 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1346.243299][ T32] r5:85816c00 r4:829187f0 ** 3 printk messages dropped ** [ 1346.260900][ T32] r4:00000000 [ 1346.260939][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1346.260987][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1346.261087][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1346.261140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e4340 [ 1346.261168][ T32] r4:00000000 [ 1346.261206][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1346.261623][ T32] r10:61c88647 r9:85816c00 r8:8586c6ac r7:82804d40 r6:dddced40 r5:dddced60 ** 21 printk messages dropped ** [ 1346.264083][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 20 printk messages dropped ** [ 1346.265034][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 20 printk messages dropped ** [ 1346.266267][ T32] r4:85768000 ** 1 printk messages dropped ** [ 1346.266344][ T32] r5:85768000 r4:829187f0 ** 12 printk messages dropped ** [ 1346.267395][ T32] r5:00001000 r4:dfbf9000 ** 7 printk messages dropped ** [ 1346.267702][ T32] r4:8586c700 [ 1346.267723][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.267772][ T32] r10:00000000 r9:8586c700 r8:8027ed34 r7:ec781e60 r6:8586c780 r5:85768000 [ 1346.267818][ T32] r4:00000001 [ 1346.267839][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.267876][ T32] Exception stack(0xec76dfb0 to 0xec76dff8) [ 1346.267905][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.267938][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.267970][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.268005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.268039][ T32] r4:857e4280 [ 1346.268434][ T32] INFO: task kworker/0:432:5849 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1346.268472][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.268531][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.268577][ T32] Call trace: [ 1346.268607][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1346.268657][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1346.268686][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.268836][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 20 printk messages dropped ** [ 1346.269722][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 22 printk messages dropped ** [ 1346.270596][ T32] r5:8576bc00 r4:829187f0 ** 2 printk messages dropped ** [ 1346.270710][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec77de08 ** 17 printk messages dropped ** [ 1346.271511][ T32] r4:8586c800 ** 11 printk messages dropped ** [ 1346.272276][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.272336][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.272383][ T32] Call trace: [ 1346.272414][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1346.272465][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1346.272493][ T32] r4:00000000 [ 1346.272514][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.272553][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1346.272587][ T32] 5d20: b0644000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1346.272621][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1346.272649][ T32] 5d60: 800d0013 ffffffff [ 1346.272676][ T32] r5:800d0013 r4:80239bd0 [ 1346.272698][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.272740][ T32] r4:82ac11e4 [ 1346.272762][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.272820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 2 printk messages dropped ** [ 1346.272920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 22 printk messages dropped ** [ 1346.305094][ T32] r4:84af1fc0 ** 11 printk messages dropped ** [ 1346.306042][ T32] r5:8576c800 r4:829187f0 ** 2 printk messages dropped ** [ 1346.306166][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec785e08 ** 13 printk messages dropped ** [ 1346.307174][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.307225][ T32] r7:dddced40 r6:83018000 r5:8584c78c r4:8586c900 [ 1346.307251][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1346.307328][ T32] r4:8586c900 ** 9 printk messages dropped ** [ 1346.307854][ T32] r4:857e43c0 ** 10 printk messages dropped ** [ 1346.309063][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 21 printk messages dropped ** [ 1346.310896][ T32] r4:84af8400 ** 12 printk messages dropped ** [ 1346.311647][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1346.312363][ T32] r5:8576d400 r4:829187f0 ** 10 printk messages dropped ** [ 1346.313088][ T32] r9:83018005 r8:8576d400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 ** 17 printk messages dropped ** [ 1346.339877][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1346.341282][ T32] r4:e0425dc0 [ 1346.341305][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1346.341353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1346.341381][ T32] r4:00000000 [ 1346.341403][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1346.341453][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1346.341480][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.341601][ T32] r5:00001000 r4:dffd1000 [ 1346.341629][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1346.341672][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.341744][ T32] r5:849a538c r4:849a5000 [ 1346.341798][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.341851][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1346.341903][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.341957][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.341984][ T32] r4:84af8400 [ 1346.342022][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.342109][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1346.342139][ T32] r4:00000001 [ 1346.342180][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1346.342701][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 11 printk messages dropped ** [ 1346.343278][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1346.354342][ T32] r5:8584cf8c r4:8584cc00 ** 10 printk messages dropped ** [ 1346.354943][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 23 printk messages dropped ** [ 1346.356440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 12 printk messages dropped ** [ 1346.357108][ T32] r4:84af8400 [ 1346.357189][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.357242][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1346.357335][ T32] r4:00000001 [ 1346.357451][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.357553][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1346.357596][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.357631][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.357662][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1346.357821][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1346.358438][ T32] r5:8576ec00 r4:829187f0 ** 8 printk messages dropped ** [ 1346.358783][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1346.359299][ T32] r10:61c88647 r9:8576ec00 r8:8586cc2c r7:82804d40 r6:dddced40 r5:dddced60 ** 22 printk messages dropped ** [ 1346.360729][ T32] 5d60: 800d0013 ffffffff ** 12 printk messages dropped ** [ 1346.361215][ T32] r5:00001000 r4:dffd1000 ** 11 printk messages dropped ** [ 1346.361753][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1346.362569][ T32] r5:8576a400 r4:829187f0 ** 11 printk messages dropped ** [ 1346.363071][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 20 printk messages dropped ** [ 1346.387618][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1346.388617][ T32] r4:00000000 [ 1346.388639][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.388723][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1346.388763][ T32] 5d20: b15ae000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1346.388798][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1346.388826][ T32] 5d60: 800d0013 ffffffff [ 1346.388858][ T32] r5:800d0013 r4:80239bd0 [ 1346.388882][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.388928][ T32] r4:82ac11e4 [ 1346.388951][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.388997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1346.389046][ T32] r4:e0425dc0 [ 1346.389082][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1346.389155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1346.389187][ T32] r4:00000000 [ 1346.389210][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1346.389297][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1346.389356][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.389413][ T32] r5:00001000 r4:dffd1000 ** 6 printk messages dropped ** [ 1346.389873][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 21 printk messages dropped ** [ 1346.391426][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1346.391619][ T32] r4:00000000 [ 1346.391640][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1346.391679][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1346.391718][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1346.391764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e4b40 [ 1346.391855][ T32] r4:00000000 [ 1346.392036][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1346.392090][ T32] r9:83018005 r8:84be8000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1346.392116][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.392160][ T32] r5:00001000 r4:eb839000 [ 1346.392183][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1346.392224][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1346.392428][ T32] r7:dddced40 r6:83018000 r5:8584d38c r4:8586ce00 [ 1346.392634][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1346.393019][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 21 printk messages dropped ** [ 1346.414904][ T32] r4:e0425dc0 ** 11 printk messages dropped ** [ 1346.415378][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 18 printk messages dropped ** [ 1346.416106][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.416491][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7a1e08 ** 17 printk messages dropped ** [ 1346.417114][ T32] r4:8586cf00 ** 7 printk messages dropped ** [ 1346.417360][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.417393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.417419][ T32] r4:857e4d80 [ 1346.417645][ T32] INFO: task kworker/0:440:5866 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1346.417792][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.417855][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.417902][ T32] Call trace: [ 1346.418025][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1346.418091][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1346.418120][ T32] r4:00000000 [ 1346.418141][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.418183][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1346.418215][ T32] 5d20: b19e2000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1346.418347][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1346.418443][ T32] 5d60: 800d0013 ffffffff [ 1346.418510][ T32] r5:800d0013 r4:80239bd0 [ 1346.418568][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 15 printk messages dropped ** [ 1346.419896][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 18 printk messages dropped ** [ 1346.421764][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.422459][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7a5e08 ** 20 printk messages dropped ** [ 1346.454788][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1346.455741][ T32] Call trace: ** 6 printk messages dropped ** [ 1346.456498][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1346.456530][ T32] 5d60: 800d0013 ffffffff [ 1346.456639][ T32] r5:800d0013 r4:80239bd0 [ 1346.456665][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.456712][ T32] r4:82ac11e4 [ 1346.456749][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.456931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1346.456962][ T32] r4:e0425dc0 [ 1346.456985][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1346.457036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1346.457165][ T32] r4:00000000 [ 1346.457191][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1346.457241][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1346.457372][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.457486][ T32] r5:00001000 r4:dffd1000 [ 1346.457513][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1346.457594][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1346.458514][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1346.459516][ T32] r5:84bea400 r4:829187f0 ** 5 printk messages dropped ** [ 1346.459852][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1346.460251][ T32] r4:00000000 [ 1346.460276][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1346.460358][ T32] r9:83018005 r8:84bea400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1346.460568][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1346.461153][ T32] r7:dddced40 r6:83018000 r5:8584df8c r4:857b1080 ** 15 printk messages dropped ** [ 1346.462814][ T32] Workqueue: events bpf_prog_free_deferred ** 17 printk messages dropped ** [ 1346.492622][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1346.502619][ T32] r4:84af8400 ** 12 printk messages dropped ** [ 1346.514215][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1346.514584][ T32] r5:84beb000 r4:829187f0 ** 7 printk messages dropped ** [ 1346.515132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b3140 ** 4 printk messages dropped ** [ 1346.515466][ T32] r5:00001000 r4:eba1f000 [ 1346.515507][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1346.515614][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.515663][ T32] r5:8584e78c r4:8584e400 [ 1346.515767][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.515932][ T32] r7:dddced40 r6:83018000 r5:8584e78c r4:857b1180 [ 1346.515964][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.516015][ T32] r10:61c88647 r9:84beb000 r8:857b11ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.516048][ T32] r4:857b1180 [ 1346.516070][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.516119][ T32] r10:00000000 r9:857b1180 r8:8027ed34 r7:ec7a5e60 r6:857b1200 r5:84beb000 [ 1346.516224][ T32] r4:00000001 [ 1346.516250][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.516289][ T32] Exception stack(0xec7adfb0 to 0xec7adff8) ** 2 printk messages dropped ** [ 1346.516388][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1346.518113][ T32] r4:e0425dc0 ** 11 printk messages dropped ** [ 1346.518778][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 17 printk messages dropped ** [ 1346.519660][ T32] task:kworker/0:444 state:D stack:0 pid:5874 tgid:5874 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1346.520727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b3340 ** 20 printk messages dropped ** [ 1346.522041][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1346.549847][ T32] r4:e0425dc0 ** 11 printk messages dropped ** [ 1346.550981][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 2 printk messages dropped ** [ 1346.551570][ T32] r4:84af8400 [ 1346.551899][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.551952][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1346.551980][ T32] r4:00000001 [ 1346.552006][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.552056][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1346.552088][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.552442][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.552543][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.552793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.552831][ T32] r4:84af1fc0 [ 1346.552857][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.553006][ T32] INFO: task kworker/0:445:5876 blocked for more than 473 seconds. [ 1346.553056][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.553155][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.553340][ T32] task:kworker/0:445 state:D stack:0 pid:5876 tgid:5876 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.564123][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.564195][ T32] Call trace: [ 1346.564231][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1346.564390][ T32] r5:84bec800 r4:829187f0 ** 8 printk messages dropped ** [ 1346.564763][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1346.565446][ T32] r4:857b1380 ** 12 printk messages dropped ** [ 1346.566610][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1346.567647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 27 printk messages dropped ** [ 1346.570121][ T32] task:kworker/0:446 state:D stack:0 pid:5878 tgid:5878 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1346.571010][ T32] r5:84bed400 r4:829187f0 [ 1346.571129][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.571175][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.571225][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7b9e08 [ 1346.571321][ T32] r4:00000000 [ 1346.571458][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1346.571503][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1346.571542][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1346.571655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b3680 [ 1346.571687][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.572009][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 19 printk messages dropped ** [ 1346.592845][ T32] Call trace: ** 13 printk messages dropped ** [ 1346.610316][ T32] r4:e0425dc0 ** 13 printk messages dropped ** [ 1346.611689][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 16 printk messages dropped ** [ 1346.612684][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.612732][ T32] Call trace: [ 1346.612853][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1346.612905][ T32] r10:829187f4 r9:ec7bdd84 r8:00000002 r7:60000113 r6:ec7bdd8c r5:84bee000 [ 1346.612933][ T32] r4:84bee000 [ 1346.612954][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1346.612997][ T32] r5:84bee000 r4:829187f0 [ 1346.613019][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.613116][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.613376][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7bde08 [ 1346.626035][ T32] r4:00000000 [ 1346.626146][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1346.626222][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1346.626270][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1346.626352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b3700 [ 1346.626385][ T32] r4:00000000 [ 1346.626408][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1346.626460][ T32] r9:83018005 r8:84bee000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1346.626555][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.626607][ T32] r5:00001000 r4:ebbb3000 [ 1346.626631][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1346.626674][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1346.627797][ T32] r4:857b3640 ** 12 printk messages dropped ** [ 1346.629045][ T32] r5:800d0013 r4:80239bd0 ** 11 printk messages dropped ** [ 1346.630045][ T32] r5:00001000 r4:dffd1000 ** 11 printk messages dropped ** [ 1346.631102][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1346.632715][ T32] r5:84beec00 r4:829187f0 ** 6 printk messages dropped ** [ 1346.633156][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 19 printk messages dropped ** [ 1346.655271][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1346.658451][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1346.658709][ T32] 5d60: 800d0013 ffffffff [ 1346.658819][ T32] r5:800d0013 r4:80239bd0 [ 1346.658848][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.658896][ T32] r4:82ac11e4 [ 1346.658919][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.659190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1346.659330][ T32] r4:e0425dc0 [ 1346.659439][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1346.659534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1346.659631][ T32] r4:00000000 [ 1346.659665][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1346.660090][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 4 printk messages dropped ** [ 1346.660471][ T32] r5:849a538c r4:849a5000 [ 1346.660497][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.660550][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1346.660673][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.660726][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1346.662101][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1346.684488][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c1e08 ** 20 printk messages dropped ** [ 1346.686182][ T32] r4:00000001 ** 17 printk messages dropped ** [ 1346.687891][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 21 printk messages dropped ** [ 1346.689485][ T32] r4:84af8400 [ 1346.689506][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.689555][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1346.689647][ T32] r4:00000001 [ 1346.689729][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.689771][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1346.689906][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.689944][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.690101][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.690142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.690258][ T32] r4:84af1fc0 [ 1346.690286][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.690328][ T32] INFO: task kworker/0:450:5886 blocked for more than 473 seconds. ** 2 printk messages dropped ** [ 1346.690858][ T32] task:kworker/0:450 state:D stack:0 pid:5886 tgid:5886 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1346.692521][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 20 printk messages dropped ** [ 1346.718315][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1346.718836][ T32] Call trace: [ 1346.718875][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1346.718931][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1346.719278][ T32] r4:00000000 [ 1346.719306][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.719394][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1346.719979][ T32] 5d20: b49a7000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1346.720586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1346.720779][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1346.720961][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 22 printk messages dropped ** [ 1346.745445][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1346.746457][ T32] r5:858e9800 r4:829187f0 ** 11 printk messages dropped ** [ 1346.747103][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1346.748290][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 18 printk messages dropped ** [ 1346.750082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 15 printk messages dropped ** [ 1346.751182][ T32] r4:84af8400 [ 1346.751203][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.751252][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1346.751281][ T32] r4:00000001 [ 1346.751401][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.751442][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1346.751529][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.751566][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.751599][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.751633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.751660][ T32] r4:84af1fc0 [ 1346.751741][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.751775][ T32] INFO: task kworker/0:452:5890 blocked for more than 473 seconds. [ 1346.751806][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.751871][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1346.751945][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.752908][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7d1e08 ** 16 printk messages dropped ** [ 1346.787436][ T32] r10:61c88647 r9:858ea400 r8:857b1aac r7:82804d40 r6:dddced40 r5:dddced60 ** 22 printk messages dropped ** [ 1346.791221][ T32] 5d60: 800d0013 ffffffff ** 15 printk messages dropped ** [ 1346.792681][ T32] r5:849a538c r4:849a5000 ** 12 printk messages dropped ** [ 1346.814152][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1346.815280][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1346.815828][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.815873][ T32] r5:00001000 r4:ebc45000 [ 1346.816073][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1346.816137][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.816187][ T32] r5:85854f8c r4:85854c00 [ 1346.816210][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.816259][ T32] r7:dddced40 r6:83018000 r5:85854f8c r4:857b1b80 [ 1346.816297][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.816351][ T32] r10:61c88647 r9:858eb000 r8:857b1bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.816379][ T32] r4:857b1b80 [ 1346.816417][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.816470][ T32] r10:00000000 r9:857b1b80 r8:8027ed34 r7:ec78de60 r6:857b1c00 r5:858eb000 [ 1346.816518][ T32] r4:00000001 [ 1346.816542][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.816609][ T32] Exception stack(0xec7d5fb0 to 0xec7d5ff8) [ 1346.816642][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.816677][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.817319][ T32] Workqueue: events bpf_prog_free_deferred ** 17 printk messages dropped ** [ 1346.818145][ T32] r4:00000000 ** 14 printk messages dropped ** [ 1346.818754][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1346.819078][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1346.819586][ T32] r5:858ebc00 r4:829187f0 ** 8 printk messages dropped ** [ 1346.820469][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1346.821331][ T32] r4:857b1c80 ** 11 printk messages dropped ** [ 1346.822515][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 35 printk messages dropped ** [ 1346.845412][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1346.845444][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.845481][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.845515][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.845552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.845580][ T32] r4:84af1fc0 [ 1346.845640][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.845680][ T32] INFO: task kworker/0:455:5896 blocked for more than 473 seconds. [ 1346.845717][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.845763][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.845792][ T32] task:kworker/0:455 state:D stack:0 pid:5896 tgid:5896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.845853][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.845901][ T32] Call trace: [ 1346.845987][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1346.846068][ T32] r10:829187f4 r9:ec7e5d84 r8:00000002 r7:60000013 r6:ec7e5d8c r5:85816000 [ 1346.846098][ T32] r4:85816000 [ 1346.846120][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1346.846395][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7e5e08 ** 13 printk messages dropped ** [ 1346.847227][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 25 printk messages dropped ** [ 1346.849148][ T32] 5d60: 800d0013 ffffffff ** 14 printk messages dropped ** [ 1346.849821][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 25 printk messages dropped ** [ 1346.851319][ T32] r4:85814800 ** 4 printk messages dropped ** [ 1346.851655][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7e9e08 ** 16 printk messages dropped ** [ 1346.852621][ T32] r10:61c88647 r9:85814800 r8:857b1e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.852647][ T32] r4:857b1e00 [ 1346.852668][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.852715][ T32] r10:00000000 r9:857b1e00 r8:8027ed34 r7:ec7e5e60 r6:857d0100 r5:85814800 [ 1346.852743][ T32] r4:00000001 [ 1346.852841][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.852888][ T32] Exception stack(0xec7e9fb0 to 0xec7e9ff8) [ 1346.852920][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.853056][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.853093][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.853167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.853197][ T32] r4:856dc4c0 [ 1346.875895][ T32] INFO: task kworker/0:456:5897 is blocked on a mutex likely owned by task kworker/1:102:3666. ** 15 printk messages dropped ** [ 1346.877329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 22 printk messages dropped ** [ 1346.878496][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1346.879242][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7f1e08 ** 14 printk messages dropped ** [ 1346.880207][ T32] r7:dddced40 r6:83018000 r5:85855b8c r4:857b1e80 [ 1346.880231][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.880278][ T32] r10:61c88647 r9:85813c00 r8:857b1eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.880308][ T32] r4:857b1e80 [ 1346.880329][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.880377][ T32] r10:00000000 r9:857b1e80 r8:8027ed34 r7:ec7e5e60 r6:857d0180 r5:85813c00 [ 1346.880506][ T32] r4:00000001 [ 1346.880570][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.880610][ T32] Exception stack(0xec7f1fb0 to 0xec7f1ff8) [ 1346.880639][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.880672][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.880703][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.880737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.880764][ T32] r4:856dc600 [ 1346.881195][ T32] INFO: task kworker/0:457:5899 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1346.881236][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1346.882148][ T32] r4:e0425dc0 ** 13 printk messages dropped ** [ 1346.882936][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 22 printk messages dropped ** [ 1346.907679][ T32] r5:85815400 r4:829187f0 ** 3 printk messages dropped ** [ 1346.907843][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1346.908382][ T32] r5:85855f8c r4:85855c00 ** 14 printk messages dropped ** [ 1346.909112][ T32] r4:856dc480 ** 14 printk messages dropped ** [ 1346.910104][ T32] r4:82ac11e4 ** 12 printk messages dropped ** [ 1346.910995][ T32] r5:849a538c r4:849a5000 ** 15 printk messages dropped ** [ 1346.912064][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 17 printk messages dropped ** [ 1346.913075][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 21 printk messages dropped ** [ 1346.934994][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.936107][ T32] r4:00000000 [ 1346.936133][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.936175][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1346.936208][ T32] 5d20: b71b9000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1346.936242][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1346.936270][ T32] 5d60: 800d0013 ffffffff [ 1346.936298][ T32] r5:800d0013 r4:80239bd0 [ 1346.936320][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.936364][ T32] r4:82ac11e4 [ 1346.936386][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.936432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1346.936460][ T32] r4:e0425dc0 [ 1346.936482][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1346.936527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1346.936628][ T32] r4:00000000 [ 1346.936710][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1346.936807][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1346.936837][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.936883][ T32] r5:00001000 r4:dffd1000 [ 1346.936933][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1346.936978][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1346.937843][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1346.938587][ T32] r5:85818000 r4:829187f0 ** 10 printk messages dropped ** [ 1346.939052][ T32] r9:83018005 r8:85818000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 22 printk messages dropped ** [ 1346.940327][ T32] Workqueue: events bpf_prog_free_deferred ** 20 printk messages dropped ** [ 1346.941622][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 22 printk messages dropped ** [ 1346.942895][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1346.964218][ T32] r5:85818c00 r4:829187f0 [ 1346.964240][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.964281][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.964331][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec811e08 [ 1346.964358][ T32] r4:00000000 [ 1346.964380][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1346.964420][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1346.964461][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1346.964506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856dca40 [ 1346.964571][ T32] r4:00000000 [ 1346.964680][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1346.964799][ T32] r9:83018005 r8:85818c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 6 printk messages dropped ** [ 1346.965176][ T32] r7:dddced40 r6:83018000 r5:85856b8c r4:856d4080 ** 16 printk messages dropped ** [ 1346.967202][ T32] Call trace: ** 15 printk messages dropped ** [ 1346.968518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 22 printk messages dropped ** [ 1346.970085][ T32] r4:84af1fc0 ** 5 printk messages dropped ** [ 1346.970733][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.971003][ T32] Call trace: [ 1346.971045][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1346.971095][ T32] r10:829187f4 r9:ec815d84 r8:00000002 r7:60000113 r6:ec815d8c r5:85819800 [ 1346.971313][ T32] r4:85819800 [ 1346.971339][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1346.971506][ T32] r5:85819800 r4:829187f0 [ 1346.971655][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.971700][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.971749][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec815e08 [ 1346.971776][ T32] r4:00000000 [ 1346.971798][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1346.971839][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1346.972175][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 18 printk messages dropped ** [ 1347.004547][ T32] Exception stack(0xec815fb0 to 0xec815ff8) ** 17 printk messages dropped ** [ 1347.006112][ T32] r5:800d0013 r4:80239bd0 ** 16 printk messages dropped ** [ 1347.007333][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 17 printk messages dropped ** [ 1347.008667][ T32] task:kworker/0:463 state:D stack:0 pid:5912 tgid:5912 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1347.011105][ T32] r7:dddced40 r6:83018000 r5:8585738c r4:856d4180 ** 4 printk messages dropped ** [ 1347.011469][ T32] r10:00000000 r9:856d4180 r8:8027ed34 r7:ec7e5e60 r6:857d0480 r5:8581a400 [ 1347.011507][ T32] r4:00000001 [ 1347.011527][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.011566][ T32] Exception stack(0xec82dfb0 to 0xec82dff8) [ 1347.011595][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.011628][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.011661][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.011847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.011878][ T32] r4:856dcb00 [ 1347.012101][ T32] INFO: task kworker/0:463:5912 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1347.012229][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.012336][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.012512][ T32] Call trace: [ 1347.012609][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1347.012758][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 18 printk messages dropped ** [ 1347.046113][ T32] r5:849a538c r4:849a5000 ** 15 printk messages dropped ** [ 1347.046816][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 14 printk messages dropped ** [ 1347.048107][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1347.049553][ T32] r7:dddced40 r6:83018000 r5:8585778c r4:856d4200 [ 1347.049578][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.049734][ T32] r10:61c88647 r9:8581c800 r8:856d422c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.049765][ T32] r4:856d4200 [ 1347.049786][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.049970][ T32] r10:00000000 r9:856d4200 r8:8027ed34 r7:ec7e5e60 r6:857d0500 r5:8581c800 [ 1347.050018][ T32] r4:00000001 [ 1347.050048][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.050086][ T32] Exception stack(0xec83dfb0 to 0xec83dff8) ** 10 printk messages dropped ** [ 1347.051584][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 23 printk messages dropped ** [ 1347.076565][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 22 printk messages dropped ** [ 1347.078049][ T32] r4:8581b000 ** 5 printk messages dropped ** [ 1347.078430][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1347.079480][ T32] r7:dddced40 r6:83018000 r5:85857b8c r4:856d4280 ** 16 printk messages dropped ** [ 1347.080934][ T32] Call trace: ** 16 printk messages dropped ** [ 1347.081724][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1347.082426][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 20 printk messages dropped ** [ 1347.107475][ T32] r5:8581d400 r4:829187f0 ** 11 printk messages dropped ** [ 1347.108321][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 20 printk messages dropped ** [ 1347.109625][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1347.110704][ T32] r4:e0425dc0 [ 1347.110852][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1347.110912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1347.110940][ T32] r4:00000000 [ 1347.110961][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1347.111010][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1347.111162][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.111214][ T32] r5:00001000 r4:dffd1000 [ 1347.111236][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1347.111279][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.111323][ T32] r5:849a538c r4:849a5000 [ 1347.111345][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.111394][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1347.111419][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.111467][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.111574][ T32] r4:84af8400 [ 1347.111600][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.111649][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1347.111676][ T32] r4:00000001 [ 1347.111701][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.111739][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 1 printk messages dropped ** [ 1347.111887][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1347.112950][ T32] r5:8581e000 r4:829187f0 ** 11 printk messages dropped ** [ 1347.121192][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 20 printk messages dropped ** [ 1347.123167][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 29 printk messages dropped ** [ 1347.140774][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 16 printk messages dropped ** [ 1347.141767][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.142478][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec86de08 [ 1347.142505][ T32] r4:00000000 [ 1347.142526][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1347.142570][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1347.142611][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1347.142655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bf7c0 [ 1347.142682][ T32] r4:00000000 [ 1347.142703][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1347.142750][ T32] r9:83018005 r8:8581bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1347.142776][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.142820][ T32] r5:00001000 r4:ec88b000 [ 1347.142842][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1347.142901][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.142946][ T32] r5:84b4178c r4:84b41400 ** 3 printk messages dropped ** [ 1347.143265][ T32] r10:61c88647 r9:8581bc00 r8:856d442c r7:82804d40 r6:dddced40 r5:dddced60 ** 21 printk messages dropped ** [ 1347.164226][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 21 printk messages dropped ** [ 1347.165339][ T32] r4:84af8400 ** 10 printk messages dropped ** [ 1347.165838][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 13 printk messages dropped ** [ 1347.166671][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec871e08 ** 17 printk messages dropped ** [ 1347.167770][ T32] r4:856d4480 ** 9 printk messages dropped ** [ 1347.168361][ T32] r4:856bf2c0 ** 14 printk messages dropped ** [ 1347.169477][ T32] r4:82ac11e4 ** 12 printk messages dropped ** [ 1347.170483][ T32] r5:849a538c r4:849a5000 ** 1 printk messages dropped ** [ 1347.170604][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1347.170632][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.170682][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.170766][ T32] r4:84af8400 [ 1347.170792][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.170841][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1347.170888][ T32] r4:00000001 [ 1347.170914][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.170951][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1347.170981][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.171017][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.171103][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.171143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.171210][ T32] r4:84af1fc0 [ 1347.171336][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.171383][ T32] INFO: task kworker/0:470:5925 blocked for more than 473 seconds. [ 1347.171418][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.171483][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.171572][ T32] task:kworker/0:470 state:D stack:0 pid:5925 tgid:5925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.171626][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.171723][ T32] Call trace: [ 1347.171884][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1347.172050][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 16 printk messages dropped ** [ 1347.173058][ T32] r7:dddced40 r6:83018000 r5:84b40f8c r4:856d4500 ** 15 printk messages dropped ** [ 1347.199671][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1347.200892][ T32] r4:e0425dc0 ** 8 printk messages dropped ** [ 1347.201324][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.201575][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.201602][ T32] r4:84af8400 [ 1347.201623][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.201707][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1347.201739][ T32] r4:00000001 [ 1347.201761][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.201798][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1347.201828][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.201905][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.201941][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.201979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1347.202440][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.202964][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 16 printk messages dropped ** [ 1347.217626][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 18 printk messages dropped ** [ 1347.219548][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1347.220107][ T32] r4:e0425dc0 ** 11 printk messages dropped ** [ 1347.220582][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 17 printk messages dropped ** [ 1347.221679][ T32] task:kworker/0:472 state:D stack:0 pid:5930 tgid:5930 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1347.221890][ T32] r10:829187f4 r9:ec7c5d84 r8:00000002 r7:60000013 r6:ec7c5d8c r5:858ed400 [ 1347.221921][ T32] r4:858ed400 [ 1347.222020][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.222118][ T32] r5:858ed400 r4:829187f0 [ 1347.222146][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.222189][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.222238][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c5e08 [ 1347.222265][ T32] r4:00000000 [ 1347.222286][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1347.222612][ T32] r9:83018005 r8:858ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 ** 19 printk messages dropped ** [ 1347.244237][ T32] r4:856bf800 ** 14 printk messages dropped ** [ 1347.245604][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1347.246403][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1347.247221][ T32] r4:84af1fc0 [ 1347.247281][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.247362][ T32] INFO: task kworker/0:473:5932 blocked for more than 473 seconds. [ 1347.247407][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.247479][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.247505][ T32] task:kworker/0:473 state:D stack:0 pid:5932 tgid:5932 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.247679][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.247728][ T32] Call trace: [ 1347.247872][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1347.247929][ T32] r10:829187f4 r9:ec895d84 r8:00000002 r7:60000113 r6:ec895d8c r5:847f8000 [ 1347.248044][ T32] r4:847f8000 [ 1347.248070][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.248113][ T32] r5:847f8000 r4:829187f0 [ 1347.248135][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.248216][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.248945][ T32] r5:00001000 r4:eba45000 ** 14 printk messages dropped ** [ 1347.249810][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1347.251101][ T32] r4:e0425dc0 ** 9 printk messages dropped ** [ 1347.251697][ T32] r5:849a538c r4:849a5000 ** 9 printk messages dropped ** [ 1347.252451][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 16 printk messages dropped ** [ 1347.253296][ T32] r5:847f9800 r4:829187f0 ** 1 printk messages dropped ** [ 1347.276154][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.276210][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8ade08 [ 1347.276239][ T32] r4:00000000 [ 1347.276262][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1347.276305][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1347.276348][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1347.276395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bfc80 [ 1347.276423][ T32] r4:00000000 [ 1347.276445][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1347.276495][ T32] r9:83018005 r8:847f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1347.276683][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.276740][ T32] r5:00001000 r4:ec8a1000 [ 1347.276765][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1347.276807][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1347.277278][ T32] r4:856d4980 ** 12 printk messages dropped ** [ 1347.278278][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1347.279100][ T32] r4:e0425dc0 ** 12 printk messages dropped ** [ 1347.279726][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1347.280463][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1347.281183][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.281480][ T32] r9:83018205 r8:85948c00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 16 printk messages dropped ** [ 1347.282356][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.282768][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.282815][ T32] Call trace: [ 1347.282845][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1347.282965][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1347.283039][ T32] r4:00000000 [ 1347.283065][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.283105][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1347.283177][ T32] 5d20: baa7f000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1347.283222][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1347.283254][ T32] 5d60: 800d0013 ffffffff [ 1347.298548][ T32] r5:800d0013 r4:80239bd0 [ 1347.298686][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.298763][ T32] r4:82ac11e4 [ 1347.298825][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.298959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1347.299031][ T32] r4:e0425dc0 [ 1347.299058][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1347.299111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1347.299182][ T32] r4:00000000 [ 1347.299208][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1347.299259][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1347.299286][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.299523][ T32] r5:00001000 r4:dffd1000 [ 1347.299558][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.299783][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 15 printk messages dropped ** [ 1347.300664][ T32] Not tainted 6.15.0-syzkaller #0 ** 9 printk messages dropped ** [ 1347.301138][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1347.301549][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1347.302354][ T32] Exception stack(0xec769fb0 to 0xec769ff8) [ 1347.302493][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.302546][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.302578][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.302612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.302638][ T32] r4:856bfd80 [ 1347.303038][ T32] INFO: task kworker/0:475:5938 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1347.303080][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.303180][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.316473][ T32] Call trace: [ 1347.316589][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1347.316673][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1347.316704][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.316850][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1347.317640][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1347.317667][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.317871][ T32] r5:00001000 r4:dffd1000 ** 1 printk messages dropped ** [ 1347.318046][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 19 printk messages dropped ** [ 1347.319020][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 13 printk messages dropped ** [ 1347.320023][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 17 printk messages dropped ** [ 1347.321355][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1347.321483][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.321514][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.321610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.321701][ T32] r4:856bfd80 [ 1347.322142][ T32] INFO: task kworker/0:476:5939 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1347.322219][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.322329][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.322778][ T32] 5d60: 800d0013 ffffffff ** 11 printk messages dropped ** [ 1347.346852][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1347.348411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 15 printk messages dropped ** [ 1347.349388][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c5e08 ** 17 printk messages dropped ** [ 1347.350319][ T32] r4:856d4b00 ** 12 printk messages dropped ** [ 1347.351393][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.351937][ T32] 5d20: bb3ac000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1347.351976][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1347.352049][ T32] 5d60: 800d0013 ffffffff [ 1347.352079][ T32] r5:800d0013 r4:80239bd0 [ 1347.352102][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.352191][ T32] r4:82ac11e4 [ 1347.352346][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.352396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1347.352423][ T32] r4:e0425dc0 [ 1347.352445][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1347.352490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 12 printk messages dropped ** [ 1347.353211][ T32] r4:84af8400 ** 9 printk messages dropped ** [ 1347.369266][ T32] r4:84af1fc0 ** 12 printk messages dropped ** [ 1347.370066][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1347.370969][ T32] r5:84b42f8c r4:84b42c00 ** 14 printk messages dropped ** [ 1347.371774][ T32] r4:856ab2c0 ** 13 printk messages dropped ** [ 1347.373119][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1347.386304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1347.386335][ T32] r4:00000000 [ 1347.386357][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1347.386410][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1347.386438][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.386491][ T32] r5:00001000 r4:dffd1000 [ 1347.386663][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1347.386711][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.386848][ T32] r5:849a538c r4:849a5000 [ 1347.386983][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.387042][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1347.387067][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.387117][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.387167][ T32] r4:84af8400 [ 1347.387249][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.387303][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1347.387393][ T32] r4:00000001 [ 1347.387465][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.387569][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 5 printk messages dropped ** [ 1347.387806][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1347.388642][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 17 printk messages dropped ** [ 1347.389596][ T32] r10:61c88647 r9:8594c800 r8:856d4c2c r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1347.389833][ T32] Exception stack(0xec8d1fb0 to 0xec8d1ff8) [ 1347.389871][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.389991][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1347.390608][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 30 printk messages dropped ** [ 1347.392406][ T32] r4:84af8400 ** 13 printk messages dropped ** [ 1347.393135][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 13 printk messages dropped ** [ 1347.417818][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 17 printk messages dropped ** [ 1347.418885][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1347.419820][ T32] Call trace: ** 5 printk messages dropped ** [ 1347.420133][ T32] 5d20: bbfa0000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1347.420169][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1347.420198][ T32] 5d60: 800d0013 ffffffff [ 1347.420224][ T32] r5:800d0013 r4:80239bd0 [ 1347.420246][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.420307][ T32] r4:82ac11e4 [ 1347.420333][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.420381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1347.420457][ T32] r4:e0425dc0 [ 1347.420483][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1347.420530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1347.420559][ T32] r4:00000000 [ 1347.420695][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1347.420751][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1347.420781][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.420825][ T32] r5:00001000 r4:dffd1000 [ 1347.421153][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.421246][ T32] r5:849a538c r4:849a5000 ** 15 printk messages dropped ** [ 1347.421965][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 14 printk messages dropped ** [ 1347.422869][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1347.434360][ T32] r7:dddced40 r6:83018000 r5:84b43b8c r4:856d4d00 ** 15 printk messages dropped ** [ 1347.435535][ T32] Workqueue: events bpf_prog_free_deferred ** 20 printk messages dropped ** [ 1347.437118][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1347.437784][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1347.437814][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.437847][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.437884][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.438022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.438060][ T32] r4:84af1fc0 [ 1347.438084][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.438115][ T32] INFO: task kworker/0:482:5952 blocked for more than 473 seconds. [ 1347.438190][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1347.438288][ T32] task:kworker/0:482 state:D stack:0 pid:5952 tgid:5952 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1347.438701][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.438827][ T32] r5:8594e000 r4:829187f0 [ 1347.438904][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.438954][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.439106][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e9e08 ** 12 printk messages dropped ** [ 1347.440058][ T32] r5:8591478c r4:85914400 ** 12 printk messages dropped ** [ 1347.440558][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 17 printk messages dropped ** [ 1347.441872][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 21 printk messages dropped ** [ 1347.443212][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 17 printk messages dropped ** [ 1347.470348][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 22 printk messages dropped ** [ 1347.471828][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1347.492395][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 26 printk messages dropped ** [ 1347.497427][ T32] r4:84af8400 ** 13 printk messages dropped ** [ 1347.498484][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1347.498571][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.498618][ T32] Call trace: [ 1347.498652][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1347.498815][ T32] r10:829187f4 r9:ec8f5d84 r8:00000002 r7:60000113 r6:ec8f5d8c r5:85811800 [ 1347.498959][ T32] r4:85811800 [ 1347.499070][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.499118][ T32] r5:85811800 r4:829187f0 [ 1347.499141][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.499340][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.499480][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8f5e08 [ 1347.499519][ T32] r4:00000000 [ 1347.499542][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1347.499582][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1347.499622][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1347.499673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856abc00 [ 1347.499704][ T32] r4:00000000 [ 1347.499726][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1347.499773][ T32] r9:83018005 r8:85811800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1347.499798][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1347.500584][ T32] r4:00000001 ** 13 printk messages dropped ** [ 1347.501886][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1347.502876][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1347.527270][ T32] r4:84af8400 ** 14 printk messages dropped ** [ 1347.527985][ T32] task:kworker/0:485 state:D stack:0 pid:5957 tgid:5957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1347.529478][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 25 printk messages dropped ** [ 1347.531604][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 27 printk messages dropped ** [ 1347.533215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 18 printk messages dropped ** [ 1347.550318][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 12 printk messages dropped ** [ 1347.551160][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.551214][ T32] r10:61c88647 r9:847fb000 r8:8569502c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.551443][ T32] r4:85695000 [ 1347.551471][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.551520][ T32] r10:00000000 r9:85695000 r8:8027ed34 r7:ec8f5e60 r6:85695080 r5:847fb000 [ 1347.551611][ T32] r4:00000001 [ 1347.551637][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.551758][ T32] Exception stack(0xec8fdfb0 to 0xec8fdff8) [ 1347.551793][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.551828][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.551859][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.551898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.551965][ T32] r4:856abb40 [ 1347.552439][ T32] INFO: task kworker/0:486:5960 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1347.552565][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.552732][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.552781][ T32] Call trace: [ 1347.552877][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1347.552931][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1347.553098][ T32] r4:00000000 [ 1347.553172][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.553413][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1347.566988][ T32] 5d20: bd82e000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1347.567303][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1347.567417][ T32] 5d60: 800d0013 ffffffff [ 1347.567500][ T32] r5:800d0013 r4:80239bd0 [ 1347.567599][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.567672][ T32] r4:82ac11e4 [ 1347.567696][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 16 printk messages dropped ** [ 1347.568729][ T32] r4:84af8400 ** 13 printk messages dropped ** [ 1347.569667][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 11 printk messages dropped ** [ 1347.570436][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1347.571408][ T32] r7:dddced40 r6:83018000 r5:85915b8c r4:85695100 ** 15 printk messages dropped ** [ 1347.572777][ T32] Workqueue: events bpf_prog_free_deferred ** 20 printk messages dropped ** [ 1347.594315][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 22 printk messages dropped ** [ 1347.595901][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1347.596048][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.596098][ T32] Call trace: [ 1347.596133][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1347.596186][ T32] r10:829187f4 r9:ec905d84 r8:00000002 r7:60000113 r6:ec905d8c r5:847fc800 [ 1347.596213][ T32] r4:847fc800 [ 1347.596276][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.596327][ T32] r5:847fc800 r4:829187f0 [ 1347.596350][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.596421][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.596585][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec905e08 [ 1347.596620][ T32] r4:00000000 [ 1347.596642][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1347.596683][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1347.596722][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1347.596767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bff00 ** 15 printk messages dropped ** [ 1347.598127][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1347.599618][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 23 printk messages dropped ** [ 1347.601257][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 18 printk messages dropped ** [ 1347.602192][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1347.603006][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1347.626494][ T32] r7:dddced40 r6:83018000 r5:85916b8c r4:85695300 ** 5 printk messages dropped ** [ 1347.626962][ T32] r4:00000001 [ 1347.626988][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.627061][ T32] Exception stack(0xec909fb0 to 0xec909ff8) [ 1347.627097][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.627139][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.627172][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.627251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.627282][ T32] r4:856880c0 [ 1347.627687][ T32] INFO: task kworker/0:489:5966 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1347.627840][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.628027][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.628144][ T32] Call trace: [ 1347.628220][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1347.628285][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 14 printk messages dropped ** [ 1347.629226][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1347.629929][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 20 printk messages dropped ** [ 1347.631624][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1347.632218][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.632263][ T32] r5:00001000 r4:ec541000 [ 1347.632284][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1347.632378][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.632484][ T32] r5:85915f8c r4:85915c00 [ 1347.632566][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.632618][ T32] r7:dddced40 r6:83018000 r5:85915f8c r4:85695400 [ 1347.632643][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.632691][ T32] r10:61c88647 r9:847fe000 r8:8569542c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.632717][ T32] r4:85695400 [ 1347.632738][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1347.657043][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1347.658398][ T32] r4:e0425dc0 ** 16 printk messages dropped ** [ 1347.659860][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 20 printk messages dropped ** [ 1347.661461][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1347.662608][ T32] r5:8591638c r4:85916000 ** 14 printk messages dropped ** [ 1347.683976][ T32] r4:85688300 ** 11 printk messages dropped ** [ 1347.685567][ T32] 5d60: 800d0013 ffffffff ** 14 printk messages dropped ** [ 1347.686420][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 16 printk messages dropped ** [ 1347.687311][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.687485][ T32] INFO: task kworker/0:492:5973 blocked for more than 474 seconds. [ 1347.687526][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.687557][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.687580][ T32] task:kworker/0:492 state:D stack:0 pid:5973 tgid:5973 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.687628][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.687988][ T32] Call trace: [ 1347.688196][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1347.688365][ T32] r10:829187f4 r9:ec915d84 r8:00000002 r7:60000113 r6:ec915d8c r5:858ec800 [ 1347.688397][ T32] r4:858ec800 [ 1347.688420][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.688465][ T32] r5:858ec800 r4:829187f0 [ 1347.688488][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.688529][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.688578][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec915e08 [ 1347.688605][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.688823][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 21 printk messages dropped ** [ 1347.690252][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1347.692043][ T32] r4:e0425dc0 ** 14 printk messages dropped ** [ 1347.692895][ T32] r4:84af8400 ** 12 printk messages dropped ** [ 1347.712249][ T32] Not tainted 6.15.0-syzkaller #0 ** 12 printk messages dropped ** [ 1347.713379][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1347.727165][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.727212][ T32] r5:85916f8c r4:85916c00 [ 1347.727235][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.727285][ T32] r7:dddced40 r6:83018000 r5:85916f8c r4:85695700 [ 1347.727310][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.727365][ T32] r10:61c88647 r9:847fec00 r8:8569572c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.727458][ T32] r4:85695700 [ 1347.727526][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.727687][ T32] r10:00000000 r9:85695700 r8:8027ed34 r7:ec909e60 r6:85695780 r5:847fec00 [ 1347.727874][ T32] r4:00000001 [ 1347.727903][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.727988][ T32] Exception stack(0xec919fb0 to 0xec919ff8) ** 6 printk messages dropped ** [ 1347.728849][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 30 printk messages dropped ** [ 1347.730955][ T32] r4:84af8400 ** 13 printk messages dropped ** [ 1347.731480][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1347.732397][ T32] r5:85952400 r4:829187f0 [ 1347.732534][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.732665][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.732720][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec925e08 [ 1347.732881][ T32] r4:00000000 [ 1347.732908][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1347.732984][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1347.733128][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1347.733225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85688ac0 ** 3 printk messages dropped ** [ 1347.757937][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 21 printk messages dropped ** [ 1347.760555][ T32] Workqueue: events bpf_prog_free_deferred ** 17 printk messages dropped ** [ 1347.761823][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1347.762826][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.762958][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.763093][ T32] r4:84af8400 [ 1347.763122][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.763173][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1347.763202][ T32] r4:00000001 [ 1347.763359][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1347.772697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 13 printk messages dropped ** [ 1347.786106][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 22 printk messages dropped ** [ 1347.787988][ T32] r4:00000001 ** 15 printk messages dropped ** [ 1347.790079][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 18 printk messages dropped ** [ 1347.791299][ T32] r5:849a538c r4:849a5000 ** 14 printk messages dropped ** [ 1347.791977][ T32] r4:84af1fc0 ** 12 printk messages dropped ** [ 1347.792857][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 24 printk messages dropped ** [ 1347.806744][ T32] Exception stack(0xec931fb0 to 0xec931ff8) ** 16 printk messages dropped ** [ 1347.808170][ T32] 5d60: 800d0013 ffffffff [ 1347.808197][ T32] r5:800d0013 r4:80239bd0 [ 1347.808219][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.808262][ T32] r4:82ac11e4 [ 1347.808371][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.808421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1347.808548][ T32] r4:e0425dc0 [ 1347.808666][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1347.808716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1347.808744][ T32] r4:00000000 [ 1347.808767][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1347.808817][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1347.808843][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.809022][ T32] r5:00001000 r4:dffd1000 [ 1347.809085][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1347.809170][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.809293][ T32] r5:849a538c r4:849a5000 [ 1347.809320][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.809370][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1347.809393][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1347.810289][ T32] task:kworker/0:497 state:D stack:0 pid:5982 tgid:5982 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1347.811275][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1347.812082][ T32] r10:00000000 r9:85695980 r8:8027ed34 r7:ec92de60 r6:857d0f80 r5:85951800 ** 25 printk messages dropped ** [ 1347.844322][ T32] r4:e0425dc0 ** 13 printk messages dropped ** [ 1347.845130][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 23 printk messages dropped ** [ 1347.846262][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 21 printk messages dropped ** [ 1347.847521][ T32] r10:00000000 r9:85695a00 r8:8027ed34 r7:ec92de60 r6:85642000 r5:85953c00 ** 6 printk messages dropped ** [ 1347.847875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.847903][ T32] r4:85688cc0 [ 1347.848321][ T32] INFO: task kworker/0:498:5984 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1347.848407][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.848539][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.848648][ T32] Call trace: [ 1347.848685][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1347.848739][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1347.848822][ T32] r4:00000000 [ 1347.848915][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.848964][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1347.848998][ T32] 5d20: c0662000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1347.849058][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1347.849154][ T32] 5d60: 800d0013 ffffffff [ 1347.849187][ T32] r5:800d0013 r4:80239bd0 [ 1347.849211][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.849320][ T32] r4:82ac11e4 [ 1347.849345][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 18 printk messages dropped ** [ 1347.851012][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 20 printk messages dropped ** [ 1347.852382][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 17 printk messages dropped ** [ 1347.880915][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 23 printk messages dropped ** [ 1347.882810][ T32] 5d60: 800d0013 ffffffff ** 15 printk messages dropped ** [ 1347.886401][ T32] r5:849a538c r4:849a5000 ** 14 printk messages dropped ** [ 1347.887641][ T32] r4:84af1fc0 ** 12 printk messages dropped ** [ 1347.888870][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 22 printk messages dropped ** [ 1347.890755][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1347.891928][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1347.893247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 4 printk messages dropped ** [ 1347.916562][ T32] r5:00001000 r4:dffd1000 [ 1347.916585][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1347.916627][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.916673][ T32] r5:849a538c r4:849a5000 [ 1347.916696][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.916816][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1347.916906][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.917118][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.917348][ T32] r4:84af8400 [ 1347.917415][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.917471][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1347.917499][ T32] r4:00000001 [ 1347.917521][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.917561][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1347.917594][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.917628][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.917719][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.917795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.917826][ T32] r4:84af1fc0 [ 1347.917990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.918057][ T32] INFO: task kworker/0:501:5990 blocked for more than 474 seconds. [ 1347.918189][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.918293][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.918321][ T32] task:kworker/0:501 state:D stack:0 pid:5990 tgid:5990 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1347.918965][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 22 printk messages dropped ** [ 1347.920844][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1347.922375][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 24 printk messages dropped ** [ 1347.944706][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 24 printk messages dropped ** [ 1347.945780][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 19 printk messages dropped ** [ 1347.946722][ T32] r4:85695c00 ** 12 printk messages dropped ** [ 1347.947673][ T32] Workqueue: events bpf_prog_free_deferred ** 20 printk messages dropped ** [ 1347.948720][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 22 printk messages dropped ** [ 1347.949633][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1347.950069][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.950110][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.950158][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec91de08 [ 1347.950184][ T32] r4:00000000 [ 1347.950207][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1347.950277][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1347.950320][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1347.950366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85628d80 [ 1347.950396][ T32] r4:00000000 [ 1347.950418][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1347.950465][ T32] r9:83018205 r8:85950c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1347.950490][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.950547][ T32] r5:00001000 r4:dfb2d000 [ 1347.950573][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1347.950615][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.950670][ T32] r5:858d578c r4:858d5400 [ 1347.950698][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1347.950818][ T32] r10:61c88647 r9:85950c00 r8:856422ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 21 printk messages dropped ** [ 1347.952026][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 25 printk messages dropped ** [ 1347.953163][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 18 printk messages dropped ** [ 1347.977650][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 19 printk messages dropped ** [ 1347.978648][ T32] r4:85695c80 ** 12 printk messages dropped ** [ 1347.979672][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1347.980329][ T32] r4:e0425dc0 ** 13 printk messages dropped ** [ 1347.980947][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 23 printk messages dropped ** [ 1347.981922][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 21 printk messages dropped ** [ 1347.982967][ T32] r10:00000000 r9:85642380 r8:8027ed34 r7:ec91de60 r6:85642480 r5:85958c00 ** 5 printk messages dropped ** [ 1347.983245][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.983344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.999241][ T32] r4:85680fc0 [ 1347.999668][ T32] INFO: task kworker/1:926:5999 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1347.999743][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.999836][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.999952][ T32] Call trace: [ 1347.999990][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1348.000082][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1348.000115][ T32] r4:00000000 [ 1348.000137][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.000180][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1348.000213][ T32] 5d20: c2157000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1348.000247][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1348.000276][ T32] 5d60: 800d0013 ffffffff [ 1348.000302][ T32] r5:800d0013 r4:80239bd0 [ 1348.000324][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.000386][ T32] r4:82ac11e4 [ 1348.000423][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.000485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1348.000515][ T32] r4:e0425dc0 [ 1348.000538][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1348.000596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 12 printk messages dropped ** [ 1348.001230][ T32] r4:84af8400 ** 1 printk messages dropped ** [ 1348.001299][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1348.001325][ T32] r4:00000001 [ 1348.001347][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1348.001713][ T32] task:kworker/0:504 state:D stack:0 pid:6001 tgid:6001 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1348.002613][ T32] r9:83018005 r8:8595a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 ** 22 printk messages dropped ** [ 1348.018515][ T32] Workqueue: events bpf_prog_free_deferred ** 20 printk messages dropped ** [ 1348.019351][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 23 printk messages dropped ** [ 1348.020380][ T32] task:kworker/0:505 state:D stack:0 pid:6003 tgid:6003 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1348.021335][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 24 printk messages dropped ** [ 1348.022695][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1348.023063][ T32] r4:e0425dc0 [ 1348.023086][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1348.023153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1348.023183][ T32] r4:00000000 [ 1348.023217][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1348.023297][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1348.039242][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.039380][ T32] r5:00001000 r4:dffd1000 [ 1348.039409][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1348.039486][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.039538][ T32] r5:849a538c r4:849a5000 [ 1348.039573][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.039640][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1348.039667][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.039738][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.039788][ T32] r4:84af8400 [ 1348.039814][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 12 printk messages dropped ** [ 1348.040356][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 14 printk messages dropped ** [ 1348.041107][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 26 printk messages dropped ** [ 1348.042696][ T32] Workqueue: events bpf_prog_free_deferred ** 24 printk messages dropped ** [ 1348.054087][ T32] r5:849a538c r4:849a5000 ** 19 printk messages dropped ** [ 1348.054963][ T32] task:kworker/0:507 state:D stack:0 pid:6006 tgid:6006 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1348.056169][ T32] r7:dddced40 r6:83018000 r5:8591a38c r4:85695e80 ** 18 printk messages dropped ** [ 1348.057400][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 11 printk messages dropped ** [ 1348.057928][ T32] r4:e0425dc0 [ 1348.057949][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1348.058030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1348.058070][ T32] r4:00000000 [ 1348.058091][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1348.058140][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1348.058181][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.058231][ T32] r5:00001000 r4:dffd1000 [ 1348.058254][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1348.058295][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.058352][ T32] r5:849a538c r4:849a5000 [ 1348.058378][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1348.059041][ T32] INFO: task kworker/0:508:6009 blocked for more than 474 seconds. ** 17 printk messages dropped ** [ 1348.059834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85635e80 ** 25 printk messages dropped ** [ 1348.061186][ T32] Workqueue: events bpf_prog_free_deferred ** 19 printk messages dropped ** [ 1348.062178][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 22 printk messages dropped ** [ 1348.063098][ T32] Not tainted 6.15.0-syzkaller #0 ** 12 printk messages dropped ** [ 1348.094648][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1348.095452][ T32] r5:8591ab8c r4:8591a800 ** 14 printk messages dropped ** [ 1348.096307][ T32] r4:85635980 ** 13 printk messages dropped ** [ 1348.097456][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 18 printk messages dropped ** [ 1348.098680][ T32] r4:84af8400 [ 1348.098703][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.098752][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1348.098958][ T32] r4:00000001 [ 1348.098983][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.099102][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1348.099175][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.099216][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.099251][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.099285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.099317][ T32] r4:84af1fc0 [ 1348.099390][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.099601][ T32] INFO: task kworker/1:927:6012 blocked for more than 474 seconds. [ 1348.099640][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.099699][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.099724][ T32] task:kworker/1:927 state:D stack:0 pid:6012 tgid:6012 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.099861][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.099908][ T32] Call trace: [ 1348.100022][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1348.100081][ T32] r10:829187f4 r9:ec9e1d84 r8:00000002 r7:60000113 r6:ec9e1d8c r5:8595d400 [ 1348.100110][ T32] r4:8595d400 [ 1348.100133][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.100177][ T32] r5:8595d400 r4:829187f0 [ 1348.100200][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.100240][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.100335][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e1e08 [ 1348.100422][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.100823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85628b80 ** 21 printk messages dropped ** [ 1348.102619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 21 printk messages dropped ** [ 1348.125191][ T32] r4:00000000 [ 1348.125213][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1348.125278][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1348.125314][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1348.125913][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 20 printk messages dropped ** [ 1348.127164][ T32] r4:8594ec00 ** 3 printk messages dropped ** [ 1348.127361][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 24 printk messages dropped ** [ 1348.128901][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 26 printk messages dropped ** [ 1348.131012][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 22 printk messages dropped ** [ 1348.132650][ T32] Not tainted 6.15.0-syzkaller #0 ** 16 printk messages dropped ** [ 1348.167065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85635f80 ** 11 printk messages dropped ** [ 1348.167610][ T32] r10:61c88647 r9:85960000 r8:8562c0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.167638][ T32] r4:8562c080 [ 1348.167724][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.167798][ T32] r10:00000000 r9:8562c080 r8:8027ed34 r7:ec9fde60 r6:85642980 r5:85960000 [ 1348.167834][ T32] r4:00000001 [ 1348.167858][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.168032][ T32] Exception stack(0xeca01fb0 to 0xeca01ff8) [ 1348.168152][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.168196][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.168349][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.168513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 13 printk messages dropped ** [ 1348.170091][ T32] r5:800d0013 r4:80239bd0 ** 19 printk messages dropped ** [ 1348.171400][ T32] r4:84af8400 ** 12 printk messages dropped ** [ 1348.172126][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1348.172990][ T32] r5:85961800 r4:829187f0 ** 13 printk messages dropped ** [ 1348.185335][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 22 printk messages dropped ** [ 1348.187543][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 4 printk messages dropped ** [ 1348.188381][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1348.188410][ T32] 5d60: 800d0013 ffffffff [ 1348.188438][ T32] r5:800d0013 r4:80239bd0 [ 1348.188460][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.188631][ T32] r4:82ac11e4 [ 1348.188838][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.188888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1348.188916][ T32] r4:e0425dc0 [ 1348.188938][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1348.188985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1348.189067][ T32] r4:00000000 [ 1348.189196][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1348.189254][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1348.189384][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1348.189842][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 27 printk messages dropped ** [ 1348.191618][ T32] r5:85963000 r4:829187f0 ** 7 printk messages dropped ** [ 1348.192039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85626000 ** 24 printk messages dropped ** [ 1348.217070][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 39 printk messages dropped ** [ 1348.220689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 19 printk messages dropped ** [ 1348.222502][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1348.223212][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.223370][ T32] r7:dddced40 r6:83018000 r5:8591bf8c r4:8562c200 [ 1348.245458][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.245550][ T32] r10:61c88647 r9:85962400 r8:8562c22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.245584][ T32] r4:8562c200 [ 1348.245609][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.245804][ T32] r10:00000000 r9:8562c200 r8:8027ed34 r7:eca0de60 r6:85642b00 r5:85962400 [ 1348.245848][ T32] r4:00000001 [ 1348.245891][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.245937][ T32] Exception stack(0xeca29fb0 to 0xeca29ff8) [ 1348.245972][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.246162][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.246343][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.246386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.246420][ T32] r4:85626280 [ 1348.246826][ T32] INFO: task kworker/0:514:6022 is blocked on a mutex likely owned by task kworker/1:102:3666. ** 1 printk messages dropped ** [ 1348.247056][ T32] Workqueue: events bpf_prog_free_deferred ** 17 printk messages dropped ** [ 1348.248518][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1348.249037][ T32] r4:84af8400 ** 14 printk messages dropped ** [ 1348.249824][ T32] task:kworker/0:515 state:D stack:0 pid:6024 tgid:6024 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1348.251954][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 19 printk messages dropped ** [ 1348.253294][ T32] INFO: task kworker/0:515:6024 is blocked on a mutex likely owned by task kworker/1:102:3666. ** 19 printk messages dropped ** [ 1348.275603][ T32] r4:00000000 [ 1348.275690][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1348.275747][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1348.275776][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.275824][ T32] r5:00001000 r4:dffd1000 [ 1348.275904][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1348.275953][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.276000][ T32] r5:849a538c r4:849a5000 [ 1348.276024][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.276081][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 7 printk messages dropped ** [ 1348.276776][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 16 printk messages dropped ** [ 1348.277748][ T32] r5:85964800 r4:829187f0 [ 1348.277776][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.277859][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.277977][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9dde08 [ 1348.278054][ T32] r4:00000000 [ 1348.278082][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 8 printk messages dropped ** [ 1348.278875][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 26 printk messages dropped ** [ 1348.281011][ T32] 5d20: c5067000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 ** 22 printk messages dropped ** [ 1348.283107][ T32] r4:84af8400 ** 14 printk messages dropped ** [ 1348.317535][ T32] task:kworker/1:929 state:D stack:0 pid:6031 tgid:6031 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1348.318957][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 20 printk messages dropped ** [ 1348.321021][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 28 printk messages dropped ** [ 1348.342122][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1348.342762][ T32] task:kworker/1:930 state:D stack:0 pid:6032 tgid:6032 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.342915][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.342963][ T32] Call trace: [ 1348.343168][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1348.343228][ T32] r10:829187f4 r9:ec821d84 r8:00000002 r7:60000113 r6:ec821d8c r5:85966000 [ 1348.343256][ T32] r4:85966000 [ 1348.343305][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.357032][ T32] r5:85966000 r4:829187f0 [ 1348.357122][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.357194][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.357246][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec821e08 [ 1348.357275][ T32] r4:00000000 [ 1348.357456][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1348.357539][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1348.357588][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1348.357865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562b2c0 [ 1348.358127][ T32] r4:00000000 [ 1348.358159][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1348.358307][ T32] r9:83018205 r8:85966000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1348.358340][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.358388][ T32] r5:00001000 r4:eb887000 ** 6 printk messages dropped ** [ 1348.359088][ T32] r10:61c88647 r9:85966000 r8:85642e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 21 printk messages dropped ** [ 1348.361651][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 21 printk messages dropped ** [ 1348.374187][ T32] r4:84af8400 ** 12 printk messages dropped ** [ 1348.374967][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1348.376475][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec825e08 ** 17 printk messages dropped ** [ 1348.378629][ T32] r4:85642f00 [ 1348.378771][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.378869][ T32] r10:00000000 r9:85642f00 r8:8027ed34 r7:ec821e60 r6:85642f80 r5:85966c00 [ 1348.378924][ T32] r4:00000001 [ 1348.378990][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.379099][ T32] Exception stack(0xec825fb0 to 0xec825ff8) [ 1348.379284][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.379357][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.379397][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.379434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.379461][ T32] r4:85628ec0 [ 1348.379915][ T32] INFO: task kworker/1:931:6033 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1348.379961][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 23 printk messages dropped ** [ 1348.382151][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 25 printk messages dropped ** [ 1348.406691][ T32] r10:829187f4 r9:ec7f9d84 r8:00000002 r7:60000113 r6:ec7f9d8c r5:85963c00 ** 14 printk messages dropped ** [ 1348.407984][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 23 printk messages dropped ** [ 1348.410850][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 27 printk messages dropped ** [ 1348.412505][ T32] r4:84af8400 ** 9 printk messages dropped ** [ 1348.412922][ T32] r4:84af1fc0 [ 1348.413003][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.413033][ T32] INFO: task kworker/1:933:6038 blocked for more than 474 seconds. [ 1348.413071][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.413099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.413122][ T32] task:kworker/1:933 state:D stack:0 pid:6038 tgid:6038 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.413246][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.413332][ T32] Call trace: [ 1348.413394][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1348.438746][ T32] r10:829187f4 r9:ec865d84 r8:00000002 r7:60000113 r6:ec865d8c r5:8595ec00 [ 1348.438838][ T32] r4:8595ec00 [ 1348.438890][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.438962][ T32] r5:8595ec00 r4:829187f0 [ 1348.438987][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.439030][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1348.439114][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1348.439771][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 26 printk messages dropped ** [ 1348.442425][ T32] r5:800d0013 r4:80239bd0 ** 15 printk messages dropped ** [ 1348.457133][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1348.457963][ T32] INFO: task kworker/1:934:6039 blocked for more than 474 seconds. [ 1348.457998][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.458073][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.458106][ T32] task:kworker/1:934 state:D stack:0 pid:6039 tgid:6039 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.458166][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.458219][ T32] Call trace: [ 1348.458505][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1348.458562][ T32] r10:829187f4 r9:eca3dd84 r8:00000002 r7:60000013 r6:eca3dd8c r5:84898000 [ 1348.458677][ T32] r4:84898000 [ 1348.458769][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.458875][ T32] r5:84898000 r4:829187f0 [ 1348.458902][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.458945][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.459084][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca3de08 [ 1348.459116][ T32] r4:00000000 [ 1348.459138][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1348.459179][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1348.459220][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1348.459264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85447140 [ 1348.459292][ T32] r4:00000000 [ 1348.459315][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1348.459365][ T32] r9:83018205 r8:84898000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 ** 5 printk messages dropped ** [ 1348.459772][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1348.460226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1348.461505][ T32] 5d60: 800d0013 ffffffff ** 5 printk messages dropped ** [ 1348.462041][ T32] r4:e0425dc0 ** 4 printk messages dropped ** [ 1348.462350][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 9 printk messages dropped ** [ 1348.462803][ T32] r4:84af8400 ** 6 printk messages dropped ** [ 1348.463246][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1348.487080][ T32] r4:84af1fc0 [ 1348.487113][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.487157][ T32] INFO: task kworker/1:935:6042 blocked for more than 474 seconds. [ 1348.487197][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.487344][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.487374][ T32] task:kworker/1:935 state:D stack:0 pid:6042 tgid:6042 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.487577][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.487646][ T32] Call trace: [ 1348.487681][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1348.487739][ T32] r10:829187f4 r9:eca41d84 r8:00000002 r7:60000113 r6:eca41d8c r5:84898c00 [ 1348.487767][ T32] r4:84898c00 [ 1348.487814][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.487860][ T32] r5:84898c00 r4:829187f0 [ 1348.487946][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.487994][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.488115][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca41e08 [ 1348.488147][ T32] r4:00000000 [ 1348.488171][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1348.488301][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1348.488400][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1348.488659][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.488709][ T32] r5:00001000 r4:eb799000 [ 1348.488794][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1348.488840][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.488884][ T32] r5:858d738c r4:858d7000 ** 7 printk messages dropped ** [ 1348.489187][ T32] r4:00000001 ** 17 printk messages dropped ** [ 1348.490306][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 25 printk messages dropped ** [ 1348.491666][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1348.492669][ T32] r5:84899800 r4:829187f0 ** 11 printk messages dropped ** [ 1348.493223][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1348.503383][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.514202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.514252][ T32] r4:85626d00 [ 1348.514695][ T32] INFO: task kworker/0:516:6043 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1348.514745][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.514885][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.514947][ T32] Call trace: [ 1348.515167][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1348.515231][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1348.515261][ T32] r4:00000000 [ 1348.515283][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.515324][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1348.515400][ T32] 5d20: c76a7000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1348.515440][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1348.515469][ T32] 5d60: 800d0013 ffffffff [ 1348.515496][ T32] r5:800d0013 r4:80239bd0 [ 1348.515588][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.515637][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1348.515803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 19 printk messages dropped ** [ 1348.517409][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1348.518375][ T32] r5:8489b000 r4:829187f0 ** 9 printk messages dropped ** [ 1348.518812][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 21 printk messages dropped ** [ 1348.519949][ T32] INFO: task kworker/0:517:6045 is blocked on a mutex likely owned by task kworker/1:102:3666. ** 21 printk messages dropped ** [ 1348.520962][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 9 printk messages dropped ** [ 1348.521425][ T32] r4:84af8400 [ 1348.521448][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.521498][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1348.521541][ T32] r4:00000001 [ 1348.521564][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.521601][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1348.521637][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.521672][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.521703][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.521736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.521762][ T32] r4:84af1fc0 [ 1348.521783][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1348.522269][ T32] r5:8489bc00 r4:829187f0 ** 1 printk messages dropped ** [ 1348.522345][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.522429][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca5de08 [ 1348.522470][ T32] r4:00000000 [ 1348.522494][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 12 printk messages dropped ** [ 1348.523065][ T32] r7:dddced40 r6:83018000 r5:85921f8c r4:8562c400 ** 21 printk messages dropped ** [ 1348.544899][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 16 printk messages dropped ** [ 1348.545608][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 1348.546406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 15 printk messages dropped ** [ 1348.547196][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca61e08 ** 25 printk messages dropped ** [ 1348.548298][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.548886][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1348.548935][ T32] r4:00000000 [ 1348.548959][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.549000][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1348.549033][ T32] 5d20: c7c1c000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1348.549066][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1348.549095][ T32] 5d60: 800d0013 ffffffff [ 1348.549120][ T32] r5:800d0013 r4:80239bd0 [ 1348.549143][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.549186][ T32] r4:82ac11e4 [ 1348.549239][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1348.549318][ T32] r4:e0425dc0 ** 4 printk messages dropped ** [ 1348.549533][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1348.549582][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.549630][ T32] r5:00001000 r4:dffd1000 [ 1348.549653][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1348.549693][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1348.550633][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1348.551222][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1348.551710][ T32] r5:85921b8c r4:85921800 ** 14 printk messages dropped ** [ 1348.552290][ T32] r4:85626ec0 ** 16 printk messages dropped ** [ 1348.553178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 22 printk messages dropped ** [ 1348.587386][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1348.588130][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 14 printk messages dropped ** [ 1348.588819][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.588875][ T32] r7:dddced40 r6:83018000 r5:8592378c r4:8562c580 [ 1348.588900][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.588962][ T32] r10:61c88647 r9:8489ec00 r8:8562c5ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.589005][ T32] r4:8562c580 [ 1348.589029][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.589077][ T32] r10:00000000 r9:8562c580 r8:8027ed34 r7:eca5de60 r6:85622680 r5:8489ec00 [ 1348.589129][ T32] r4:00000001 [ 1348.589166][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.589206][ T32] Exception stack(0xeca71fb0 to 0xeca71ff8) [ 1348.589267][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.589304][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1348.590367][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 24 printk messages dropped ** [ 1348.591404][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1348.591910][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.592309][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 18 printk messages dropped ** [ 1348.593166][ T32] r4:8562c680 ** 11 printk messages dropped ** [ 1348.608408][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1348.608652][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1348.608717][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1348.608780][ T32] r4:00000000 [ 1348.608820][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.608875][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1348.608911][ T32] 5d20: c8a59000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1348.608945][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1348.608975][ T32] 5d60: 800d0013 ffffffff [ 1348.609001][ T32] r5:800d0013 r4:80239bd0 [ 1348.609023][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.609069][ T32] r4:82ac11e4 [ 1348.609091][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.609138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1348.609164][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1348.609461][ T32] r5:00001000 r4:dffd1000 ** 15 printk messages dropped ** [ 1348.610178][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1348.610838][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca7de08 ** 25 printk messages dropped ** [ 1348.611943][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1348.612857][ T32] r5:800d0013 r4:80239bd0 [ 1348.612891][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.612937][ T32] r4:82ac11e4 [ 1348.612959][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.613005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1348.613031][ T32] r4:e0425dc0 [ 1348.613052][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1348.613098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1348.613124][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.629702][ T32] r5:849a538c r4:849a5000 ** 14 printk messages dropped ** [ 1348.630403][ T32] r4:84af1fc0 ** 11 printk messages dropped ** [ 1348.631034][ T32] r5:85968000 r4:829187f0 ** 7 printk messages dropped ** [ 1348.631407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84795840 ** 24 printk messages dropped ** [ 1348.632787][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 35 printk messages dropped ** [ 1348.647633][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 16 printk messages dropped ** [ 1348.648425][ T32] r5:8596b000 r4:829187f0 ** 3 printk messages dropped ** [ 1348.648584][ T32] r4:00000000 [ 1348.648605][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1348.648644][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1348.648684][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1348.648729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855df040 [ 1348.648756][ T32] r4:00000000 [ 1348.648776][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1348.648824][ T32] r9:83018005 r8:8596b000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1348.648849][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.648903][ T32] r5:00001000 r4:ebc9f000 [ 1348.648925][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1348.648966][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.649009][ T32] r5:85922f8c r4:85922c00 [ 1348.649031][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.649079][ T32] r7:dddced40 r6:83018000 r5:85922f8c r4:8562c780 ** 5 printk messages dropped ** [ 1348.649365][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1348.650404][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 21 printk messages dropped ** [ 1348.651331][ T32] r5:849a538c r4:849a5000 ** 14 printk messages dropped ** [ 1348.651896][ T32] r4:84af1fc0 ** 5 printk messages dropped ** [ 1348.652153][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.652197][ T32] Call trace: [ 1348.652229][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1348.652280][ T32] r10:829187f4 r9:eca95d84 r8:00000002 r7:60000113 r6:eca95d8c r5:8596a400 [ 1348.652307][ T32] r4:8596a400 [ 1348.652328][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.652405][ T32] r5:8596a400 r4:829187f0 [ 1348.652450][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.652496][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1348.652678][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1348.652748][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1348.652811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855df200 [ 1348.652858][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1348.652971][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 24 printk messages dropped ** [ 1348.669072][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 22 printk messages dropped ** [ 1348.670041][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1348.670315][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1348.670344][ T32] r4:00000001 [ 1348.670387][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.670449][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 9 printk messages dropped ** [ 1348.670846][ T32] task:kworker/0:527 state:D stack:0 pid:6065 tgid:6065 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1348.671518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855df3c0 ** 20 printk messages dropped ** [ 1348.672353][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 21 printk messages dropped ** [ 1348.690530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 24 printk messages dropped ** [ 1348.691572][ T32] INFO: task kworker/0:528:6067 blocked for more than 475 seconds. ** 9 printk messages dropped ** [ 1348.692045][ T32] r5:8596bc00 r4:829187f0 [ 1348.692068][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.692109][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.692190][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa5e08 [ 1348.692222][ T32] r4:00000000 [ 1348.692245][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1348.692287][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1348.692325][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1348.692399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dfb80 [ 1348.692432][ T32] r4:00000000 [ 1348.692454][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1348.692504][ T32] r9:83018005 r8:8596bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1348.692529][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1348.692771][ T32] r7:dddced40 r6:83018000 r5:8592538c r4:8562c900 ** 16 printk messages dropped ** [ 1348.700639][ T32] Call trace: ** 13 printk messages dropped ** [ 1348.701294][ T32] r4:e0425dc0 ** 11 printk messages dropped ** [ 1348.701861][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 15 printk messages dropped ** [ 1348.702607][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1348.703016][ T32] r5:8596c800 r4:829187f0 ** 9 printk messages dropped ** [ 1348.716234][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 18 printk messages dropped ** [ 1348.717045][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 18 printk messages dropped ** [ 1348.718487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 17 printk messages dropped ** [ 1348.719187][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 4 printk messages dropped ** [ 1348.719358][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.719390][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.719435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.719475][ T32] r4:84af1fc0 [ 1348.719502][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.719543][ T32] INFO: task kworker/0:530:6072 blocked for more than 475 seconds. [ 1348.719581][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.719611][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.719663][ T32] task:kworker/0:530 state:D stack:0 pid:6072 tgid:6072 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.719727][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.719774][ T32] Call trace: [ 1348.719806][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1348.719879][ T32] r10:829187f4 r9:ecab9d84 r8:00000002 r7:60000113 r6:ecab9d8c r5:8596d400 [ 1348.719907][ T32] r4:8596d400 [ 1348.719961][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.720011][ T32] r5:8596d400 r4:829187f0 [ 1348.720049][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.720094][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1348.720408][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 19 printk messages dropped ** [ 1348.721281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 21 printk messages dropped ** [ 1348.722395][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1348.722879][ T32] r4:84af8400 ** 14 printk messages dropped ** [ 1348.745771][ T32] task:kworker/0:531 state:D stack:0 pid:6073 tgid:6073 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1348.746797][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1348.747283][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.748021][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.748119][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.748271][ T32] Call trace: [ 1348.748315][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1348.748386][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1348.748434][ T32] r4:00000000 [ 1348.748460][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.748531][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1348.748569][ T32] 5d20: cade1000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1348.748617][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1348.748660][ T32] 5d60: 800d0013 ffffffff [ 1348.748702][ T32] r5:800d0013 r4:80239bd0 [ 1348.748757][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.748806][ T32] r4:82ac11e4 [ 1348.748828][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.748878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1348.748906][ T32] r4:e0425dc0 [ 1348.748949][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1348.748999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 2 printk messages dropped ** [ 1348.749130][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 21 printk messages dropped ** [ 1348.750049][ T32] INFO: task kworker/0:532:6075 blocked for more than 475 seconds. ** 9 printk messages dropped ** [ 1348.750441][ T32] r5:84823c00 r4:829187f0 ** 3 printk messages dropped ** [ 1348.750656][ T32] r4:00000000 [ 1348.750679][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1348.750749][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1348.750793][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 2 printk messages dropped ** [ 1348.750915][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 16 printk messages dropped ** [ 1348.751620][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 21 printk messages dropped ** [ 1348.752776][ T32] r4:e0425dc0 ** 12 printk messages dropped ** [ 1348.773849][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 23 printk messages dropped ** [ 1348.775065][ T32] r5:84824800 r4:829187f0 ** 3 printk messages dropped ** [ 1348.775296][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1348.775643][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.775688][ T32] r5:00001000 r4:ec831000 [ 1348.775710][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1348.775769][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.775818][ T32] r5:85924f8c r4:85924c00 [ 1348.775842][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.775894][ T32] r7:dddced40 r6:83018000 r5:85924f8c r4:8562cc00 [ 1348.775937][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.776000][ T32] r10:61c88647 r9:84824800 r8:8562cc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.776030][ T32] r4:8562cc00 [ 1348.776068][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.776119][ T32] r10:00000000 r9:8562cc00 r8:8027ed34 r7:ecaa5e60 r6:8562cc80 r5:84824800 ** 11 printk messages dropped ** [ 1348.777056][ T32] Call trace: ** 13 printk messages dropped ** [ 1348.777600][ T32] r4:e0425dc0 ** 13 printk messages dropped ** [ 1348.778237][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 22 printk messages dropped ** [ 1348.779164][ T32] r5:84825400 r4:829187f0 ** 6 printk messages dropped ** [ 1348.779458][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 22 printk messages dropped ** [ 1348.780405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 18 printk messages dropped ** [ 1348.781558][ T32] r4:e0425dc0 [ 1348.781583][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1348.781628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1348.781666][ T32] r4:00000000 [ 1348.781690][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1348.781789][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1348.781847][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.781903][ T32] r5:00001000 r4:dffd1000 [ 1348.781926][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1348.781972][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.782104][ T32] r5:849a538c r4:849a5000 [ 1348.782138][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.782222][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1348.782261][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.782332][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.782363][ T32] r4:84af8400 [ 1348.782396][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1348.782496][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1348.783235][ T32] r5:84826000 r4:829187f0 ** 3 printk messages dropped ** [ 1348.803959][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1348.804675][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 22 printk messages dropped ** [ 1348.806128][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1348.806514][ T32] r4:e0425dc0 [ 1348.806540][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1348.806600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1348.806646][ T32] r4:00000000 [ 1348.806682][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1348.806748][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1348.806789][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.806851][ T32] r5:00001000 r4:dffd1000 [ 1348.806882][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1348.806926][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.806970][ T32] r5:849a538c r4:849a5000 [ 1348.807011][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.807075][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 12 printk messages dropped ** [ 1348.807639][ T32] r4:84af1fc0 ** 11 printk messages dropped ** [ 1348.808183][ T32] r5:84826c00 r4:829187f0 ** 5 printk messages dropped ** [ 1348.808398][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 20 printk messages dropped ** [ 1348.809287][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 23 printk messages dropped ** [ 1348.810541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 20 printk messages dropped ** [ 1348.811381][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1348.812036][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1348.812137][ T32] r4:00000000 [ 1348.812161][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1348.812200][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1348.812240][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1348.812315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85470000 [ 1348.812357][ T32] r4:00000000 [ 1348.812382][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1348.812430][ T32] r9:83018005 r8:84822400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1348.812466][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.812513][ T32] r5:00001000 r4:ec88d000 [ 1348.812556][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1348.812600][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.812644][ T32] r5:8592678c r4:85926400 [ 1348.812667][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.812712][ T32] r7:dddced40 r6:83018000 r5:8592678c r4:8552b000 [ 1348.812736][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.812799][ T32] r10:61c88647 r9:84822400 r8:8552b02c r7:82804d40 r6:dddced40 r5:dddced60 ** 11 printk messages dropped ** [ 1348.843854][ T32] INFO: task kworker/0:537:6086 is blocked on a mutex likely owned by task kworker/1:102:3666. ** 23 printk messages dropped ** [ 1348.845028][ T32] r5:00001000 r4:dffd1000 ** 7 printk messages dropped ** [ 1348.845381][ T32] r4:84af8400 ** 8 printk messages dropped ** [ 1348.845744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1348.846399][ T32] r5:84823000 r4:829187f0 ** 9 printk messages dropped ** [ 1348.846841][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 16 printk messages dropped ** [ 1348.847535][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1348.847606][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.847639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.847665][ T32] r4:85626ec0 [ 1348.848082][ T32] INFO: task kworker/0:538:6088 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1348.848124][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.848204][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.848254][ T32] Call trace: [ 1348.848284][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1348.848372][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1348.848405][ T32] r4:00000000 [ 1348.848442][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.848486][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1348.848520][ T32] 5d20: cc5e4000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1348.848554][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1348.848583][ T32] 5d60: 800d0013 ffffffff [ 1348.848609][ T32] r5:800d0013 r4:80239bd0 [ 1348.848631][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 17 printk messages dropped ** [ 1348.849489][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 22 printk messages dropped ** [ 1348.850404][ T32] r5:84821800 r4:829187f0 ** 9 printk messages dropped ** [ 1348.850923][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 22 printk messages dropped ** [ 1348.852151][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 35 printk messages dropped ** [ 1348.872222][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 16 printk messages dropped ** [ 1348.872918][ T32] r5:85971800 r4:829187f0 ** 1 printk messages dropped ** [ 1348.872982][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.873029][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae9e08 [ 1348.873055][ T32] r4:00000000 [ 1348.873092][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1348.873136][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1348.873179][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1348.873225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854708c0 [ 1348.873276][ T32] r4:00000000 [ 1348.873328][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1348.885679][ T32] r9:83018005 r8:85971800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1348.885762][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.885855][ T32] r5:00001000 r4:ecb0f000 [ 1348.885889][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1348.886410][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 23 printk messages dropped ** [ 1348.887941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 19 printk messages dropped ** [ 1348.888745][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1348.889444][ T32] r5:84820c00 r4:829187f0 ** 3 printk messages dropped ** [ 1348.889601][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1348.890029][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.890222][ T32] r5:85926f8c r4:85926c00 [ 1348.890247][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.890294][ T32] r7:dddced40 r6:83018000 r5:85926f8c r4:8552b380 [ 1348.890359][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.890430][ T32] r10:61c88647 r9:84820c00 r8:8552b3ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.890476][ T32] r4:8552b380 [ 1348.890500][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.890548][ T32] r10:00000000 r9:8552b380 r8:8027ed34 r7:ecae9e60 r6:8552b400 r5:84820c00 [ 1348.890575][ T32] r4:00000001 [ 1348.890612][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.890656][ T32] Exception stack(0xecae1fb0 to 0xecae1ff8) [ 1348.890692][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.890727][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.890759][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.890827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 13 printk messages dropped ** [ 1348.891657][ T32] r5:800d0013 r4:80239bd0 ** 13 printk messages dropped ** [ 1348.892205][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 23 printk messages dropped ** [ 1348.904956][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1348.905593][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 21 printk messages dropped ** [ 1348.906640][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1348.908099][ T32] r4:e0425dc0 ** 9 printk messages dropped ** [ 1348.908561][ T32] r5:849a538c r4:849a5000 ** 7 printk messages dropped ** [ 1348.908884][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.909101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1348.909652][ T32] r4:85908c00 ** 1 printk messages dropped ** [ 1348.909735][ T32] r5:85908c00 r4:829187f0 ** 3 printk messages dropped ** [ 1348.909905][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.910098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85470600 [ 1348.910164][ T32] r4:00000000 [ 1348.910189][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1348.910280][ T32] r9:83018005 r8:85908c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1348.910309][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.910366][ T32] r5:00001000 r4:ecafb000 [ 1348.910402][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1348.910464][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.910511][ T32] r5:8592778c r4:85927400 [ 1348.910551][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.910602][ T32] r7:dddced40 r6:83018000 r5:8592778c r4:8552b580 [ 1348.910625][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.910693][ T32] r10:61c88647 r9:85908c00 r8:8552b5ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.910737][ T32] r4:8552b580 [ 1348.910760][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.910808][ T32] r10:00000000 r9:8552b580 r8:8027ed34 r7:ecae9e60 r6:8552b600 r5:85908c00 [ 1348.910834][ T32] r4:00000001 [ 1348.910892][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.910945][ T32] Exception stack(0xecaf9fb0 to 0xecaf9ff8) [ 1348.910990][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.911026][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.911074][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.911111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.911138][ T32] r4:854705c0 [ 1348.911373][ T32] INFO: task kworker/0:543:6098 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1348.911411][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.911516][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.911567][ T32] Call trace: [ 1348.911616][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1348.911668][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1348.911696][ T32] r4:00000000 [ 1348.911717][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.911756][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1348.911790][ T32] 5d20: cd12a000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1348.911835][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1348.911882][ T32] 5d60: 800d0013 ffffffff [ 1348.911912][ T32] r5:800d0013 r4:80239bd0 [ 1348.911934][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.911978][ T32] r4:82ac11e4 [ 1348.912016][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1348.912289][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 21 printk messages dropped ** [ 1348.913166][ T32] INFO: task kworker/0:544:6099 blocked for more than 475 seconds. ** 12 printk messages dropped ** [ 1348.934923][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb09e08 ** 22 printk messages dropped ** [ 1348.935947][ T32] Exception stack(0xecb09fb0 to 0xecb09ff8) ** 2 printk messages dropped ** [ 1348.936061][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.936096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.936123][ T32] r4:85470940 [ 1348.936535][ T32] INFO: task kworker/0:544:6099 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1348.936593][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.936678][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.936761][ T32] Call trace: [ 1348.936831][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1348.937402][ T32] r4:e0425dc0 ** 10 printk messages dropped ** [ 1348.937858][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1348.938166][ T32] r4:00000001 [ 1348.938199][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.938253][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1348.938284][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.938332][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1348.938907][ T32] r4:85973c00 ** 4 printk messages dropped ** [ 1348.939128][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb1de08 ** 17 printk messages dropped ** [ 1348.939888][ T32] r4:8552b700 ** 10 printk messages dropped ** [ 1348.940497][ T32] INFO: task kworker/0:545:6102 is blocked on a mutex likely owned by task kworker/1:102:3666. ** 26 printk messages dropped ** [ 1348.941702][ T32] r5:849a538c r4:849a5000 ** 14 printk messages dropped ** [ 1348.942314][ T32] r4:84af1fc0 ** 11 printk messages dropped ** [ 1348.942845][ T32] r5:85909800 r4:829187f0 ** 8 printk messages dropped ** [ 1348.943278][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1348.970148][ T32] r4:8552b780 ** 12 printk messages dropped ** [ 1348.971153][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1348.971692][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.971770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1348.971814][ T32] r4:e0425dc0 [ 1348.971838][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1348.971890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1348.971916][ T32] r4:00000000 [ 1348.971937][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1348.972011][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1348.972040][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.972099][ T32] r5:00001000 r4:dffd1000 [ 1348.972123][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1348.972164][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.972220][ T32] r5:849a538c r4:849a5000 [ 1348.972258][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.972341][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1348.972370][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.972783][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1348.986622][ T32] r5:8590a400 r4:829187f0 ** 6 printk messages dropped ** [ 1348.986928][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 20 printk messages dropped ** [ 1348.987773][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1348.989206][ T32] r4:e0425dc0 ** 10 printk messages dropped ** [ 1348.989602][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1348.990466][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1348.990980][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1348.991173][ T32] r9:83018005 r8:8590b000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1348.991199][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.991261][ T32] r5:00001000 r4:eb25f000 [ 1348.991300][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1348.991357][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.991427][ T32] r5:8592d38c r4:8592d000 [ 1348.991466][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.991518][ T32] r7:dddced40 r6:83018000 r5:8592d38c r4:8552b980 [ 1348.991562][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.991644][ T32] r10:61c88647 r9:8590b000 r8:8552b9ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.991694][ T32] r4:8552b980 [ 1348.991753][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.991804][ T32] r10:00000000 r9:8552b980 r8:8027ed34 r7:ecb1de60 r6:8552ba00 r5:8590b000 [ 1348.991853][ T32] r4:00000001 [ 1348.991885][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.991923][ T32] Exception stack(0xecb0dfb0 to 0xecb0dff8) [ 1348.991964][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1348.992961][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 21 printk messages dropped ** [ 1349.008535][ T32] r4:84af8400 ** 11 printk messages dropped ** [ 1349.009100][ T32] INFO: task kworker/0:549:6113 blocked for more than 475 seconds. ** 12 printk messages dropped ** [ 1349.009754][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8cde08 ** 20 printk messages dropped ** [ 1349.010711][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1349.011565][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1349.012236][ T32] r4:e0425dc0 [ 1349.012257][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1349.012316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1349.012361][ T32] r4:00000000 [ 1349.012384][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1349.012455][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1349.012488][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.012533][ T32] r5:00001000 r4:dffd1000 [ 1349.012576][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1349.012638][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1349.012879][ T32] r4:84af8400 ** 10 printk messages dropped ** [ 1349.031682][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1349.032557][ T32] r5:8590e000 r4:829187f0 ** 13 printk messages dropped ** [ 1349.034515][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 22 printk messages dropped ** [ 1349.036451][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 22 printk messages dropped ** [ 1349.038063][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1349.038873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.038900][ T32] r4:84af1fc0 [ 1349.038923][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.038952][ T32] INFO: task kworker/0:551:6115 blocked for more than 475 seconds. [ 1349.038988][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.039057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.039091][ T32] task:kworker/0:551 state:D stack:0 pid:6115 tgid:6115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.039189][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.039338][ T32] Call trace: [ 1349.039416][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1349.039510][ T32] r10:829187f4 r9:ec94dd84 r8:00000002 r7:60000113 r6:ec94dd8c r5:8590bc00 [ 1349.039580][ T32] r4:8590bc00 [ 1349.039605][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1349.039836][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 21 printk messages dropped ** [ 1349.041212][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1349.042092][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1349.043361][ T32] r4:e0425dc0 ** 11 printk messages dropped ** [ 1349.077328][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 18 printk messages dropped ** [ 1349.078246][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1349.078924][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 21 printk messages dropped ** [ 1349.079923][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1349.080021][ T32] r4:85447100 [ 1349.080427][ T32] INFO: task kworker/1:936:6116 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1349.080466][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.080527][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.080615][ T32] Call trace: [ 1349.080720][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1349.080813][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1349.080851][ T32] r4:00000000 [ 1349.080874][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.080916][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1349.080949][ T32] 5d20: cfa7e000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1349.081435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 27 printk messages dropped ** [ 1349.082824][ T32] task:kworker/1:937 state:D stack:0 pid:6118 tgid:6118 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1349.092329][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 32 printk messages dropped ** [ 1349.104773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 29 printk messages dropped ** [ 1349.106067][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1349.106576][ T32] r5:85975400 r4:829187f0 [ 1349.106598][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.106640][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.106689][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8bde08 [ 1349.106716][ T32] r4:00000000 [ 1349.106751][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1349.106795][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1349.106834][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1349.106935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85447500 [ 1349.107037][ T32] r4:00000000 [ 1349.107061][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1349.107111][ T32] r9:83018205 r8:85975400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1349.107224][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.107273][ T32] r5:00001000 r4:ebaf9000 [ 1349.107297][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1349.107338][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.107382][ T32] r5:84233f8c r4:84233c00 [ 1349.107404][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.107637][ T32] r4:85622f00 ** 11 printk messages dropped ** [ 1349.108594][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 30 printk messages dropped ** [ 1349.110308][ T32] r4:84af8400 ** 14 printk messages dropped ** [ 1349.111173][ T32] task:kworker/1:939 state:D stack:0 pid:6123 tgid:6123 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1349.112262][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 20 printk messages dropped ** [ 1349.136901][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 31 printk messages dropped ** [ 1349.138856][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1349.139161][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1349.139191][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.139285][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.139321][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.139355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.139382][ T32] r4:84af1fc0 [ 1349.139407][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.139437][ T32] INFO: task kworker/1:940:6125 blocked for more than 475 seconds. [ 1349.139472][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.139543][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.139609][ T32] task:kworker/1:940 state:D stack:0 pid:6125 tgid:6125 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1349.140280][ T32] r4:00000000 ** 15 printk messages dropped ** [ 1349.141065][ T32] r10:61c88647 r9:85976c00 r8:8545912c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 23 printk messages dropped ** [ 1349.142820][ T32] r5:800d0013 r4:80239bd0 ** 16 printk messages dropped ** [ 1349.164130][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 2 printk messages dropped ** [ 1349.164324][ T32] r4:84af8400 [ 1349.164360][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.164416][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1349.164524][ T32] r4:00000001 [ 1349.164655][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.164763][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1349.164800][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.164835][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.164913][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.164950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.165013][ T32] r4:84af1fc0 [ 1349.165044][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.165076][ T32] INFO: task kworker/1:941:6127 blocked for more than 475 seconds. [ 1349.165136][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.165170][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.165194][ T32] task:kworker/1:941 state:D stack:0 pid:6127 tgid:6127 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1349.165724][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 22 printk messages dropped ** [ 1349.167370][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1349.169027][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1349.169864][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1349.170268][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.170366][ T32] r4:84af8400 [ 1349.170434][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.170487][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1349.170556][ T32] r4:00000001 [ 1349.170680][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.170722][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1349.170752][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.170882][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.170920][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.171059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.171089][ T32] r4:84af1fc0 [ 1349.171111][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.171306][ T32] INFO: task kworker/1:942:6129 blocked for more than 475 seconds. ** 9 printk messages dropped ** [ 1349.172018][ T32] r5:8509a400 r4:829187f0 ** 6 printk messages dropped ** [ 1349.172510][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 21 printk messages dropped ** [ 1349.207399][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1349.209502][ T32] r4:e0425dc0 ** 5 printk messages dropped ** [ 1349.209936][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.209989][ T32] r5:00001000 r4:dffd1000 [ 1349.210069][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1349.210255][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.210311][ T32] r5:849a538c r4:849a5000 [ 1349.210363][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.210439][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1349.210489][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.210543][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 2 printk messages dropped ** [ 1349.210681][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 19 printk messages dropped ** [ 1349.212236][ T32] r5:8509b000 r4:829187f0 ** 13 printk messages dropped ** [ 1349.212986][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 31 printk messages dropped ** [ 1349.229289][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1349.230341][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1349.230870][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.230942][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.230979][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.231014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.231122][ T32] r4:84af1fc0 [ 1349.231198][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.231249][ T32] INFO: task kworker/1:944:6132 blocked for more than 475 seconds. [ 1349.231449][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.231510][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.231538][ T32] task:kworker/1:944 state:D stack:0 pid:6132 tgid:6132 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.231739][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.231795][ T32] Call trace: ** 4 printk messages dropped ** [ 1349.232135][ T32] r5:85099800 r4:829187f0 ** 3 printk messages dropped ** [ 1349.232369][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1349.233067][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 22 printk messages dropped ** [ 1349.252912][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1349.266351][ T32] r4:e0425dc0 ** 11 printk messages dropped ** [ 1349.267335][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 17 printk messages dropped ** [ 1349.268084][ T32] task:kworker/1:945 state:D stack:0 pid:6134 tgid:6134 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1349.269961][ T32] r5:8598578c r4:85985400 ** 16 printk messages dropped ** [ 1349.271184][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1349.272436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1349.272474][ T32] r4:e0425dc0 [ 1349.272556][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1349.272647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1349.272720][ T32] r4:00000000 [ 1349.272745][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1349.272859][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1349.272952][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.273000][ T32] r5:00001000 r4:dffd1000 [ 1349.273112][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1349.273157][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.273262][ T32] r5:849a538c r4:849a5000 [ 1349.273288][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.295968][ T32] r4:84af8400 ** 11 printk messages dropped ** [ 1349.296698][ T32] INFO: task kworker/1:946:6137 blocked for more than 475 seconds. ** 9 printk messages dropped ** [ 1349.297482][ T32] r5:8509c800 r4:829187f0 ** 11 printk messages dropped ** [ 1349.298174][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 21 printk messages dropped ** [ 1349.299943][ T32] Workqueue: events bpf_prog_free_deferred ** 20 printk messages dropped ** [ 1349.301013][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 23 printk messages dropped ** [ 1349.302158][ T32] task:kworker/0:552 state:D stack:0 pid:6139 tgid:6139 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1349.321656][ T32] r5:00001000 r4:ec75f000 ** 14 printk messages dropped ** [ 1349.322686][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.322718][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.322753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.322879][ T32] r4:85454f00 [ 1349.323300][ T32] INFO: task kworker/0:552:6139 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1349.333926][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.334261][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.334353][ T32] Call trace: [ 1349.334431][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1349.334494][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1349.334527][ T32] r4:00000000 [ 1349.334550][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.334593][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1349.334627][ T32] 5d20: d2167000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1349.334662][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 18 printk messages dropped ** [ 1349.335568][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 18 printk messages dropped ** [ 1349.336710][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.337499][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 24 printk messages dropped ** [ 1349.340252][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 23 printk messages dropped ** [ 1349.342240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 21 printk messages dropped ** [ 1349.362611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 15 printk messages dropped ** [ 1349.374382][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9ede08 ** 4 printk messages dropped ** [ 1349.374637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546f340 [ 1349.374669][ T32] r4:00000000 [ 1349.374696][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1349.374751][ T32] r9:83018005 r8:8509ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1349.374778][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.374826][ T32] r5:00001000 r4:eb4cf000 [ 1349.374858][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1349.374900][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.374944][ T32] r5:8592e38c r4:8592e000 [ 1349.374966][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.375016][ T32] r7:dddced40 r6:83018000 r5:8592e38c r4:85466200 [ 1349.375041][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.375128][ T32] r10:61c88647 r9:8509ec00 r8:8546622c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.375160][ T32] r4:85466200 [ 1349.375183][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.375234][ T32] r10:00000000 r9:85466200 r8:8027ed34 r7:ec8e1e60 r6:85466280 r5:8509ec00 [ 1349.375261][ T32] r4:00000001 [ 1349.375282][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1349.376087][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 30 printk messages dropped ** [ 1349.378546][ T32] r4:84af8400 ** 14 printk messages dropped ** [ 1349.379478][ T32] task:kworker/1:948 state:D stack:0 pid:6145 tgid:6145 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1349.380856][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1349.381343][ T32] r10:61c88647 r9:8509bc00 r8:8545962c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.381423][ T32] r4:85459600 [ 1349.381487][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.381537][ T32] r10:00000000 r9:85459600 r8:8027ed34 r7:ecb49e60 r6:85466300 r5:8509bc00 [ 1349.381564][ T32] r4:00000001 [ 1349.381630][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.381671][ T32] Exception stack(0xecb51fb0 to 0xecb51ff8) [ 1349.381700][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.381735][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.382384][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1349.383355][ T32] r4:e0425dc0 [ 1349.404158][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1349.404259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1349.404291][ T32] r4:00000000 [ 1349.404314][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1349.404366][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1349.404413][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1349.405173][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 19 printk messages dropped ** [ 1349.406478][ T32] r5:85973000 r4:829187f0 ** 5 printk messages dropped ** [ 1349.406879][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 17 printk messages dropped ** [ 1349.408580][ T32] r4:00000001 [ 1349.408602][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.408641][ T32] Exception stack(0xecb4dfb0 to 0xecb4dff8) [ 1349.408793][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.409054][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.409091][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.409126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.409152][ T32] r4:8546d400 [ 1349.409560][ T32] INFO: task kworker/1:949:6147 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1349.409600][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1349.410538][ T32] r5:800d0013 r4:80239bd0 ** 1 printk messages dropped ** [ 1349.410649][ T32] r4:82ac11e4 [ 1349.410768][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 15 printk messages dropped ** [ 1349.412703][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 20 printk messages dropped ** [ 1349.447946][ T32] r4:85970000 ** 1 printk messages dropped ** [ 1349.448074][ T32] r5:85970000 r4:829187f0 ** 13 printk messages dropped ** [ 1349.449009][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 22 printk messages dropped ** [ 1349.450832][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 23 printk messages dropped ** [ 1349.452308][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 16 printk messages dropped ** [ 1349.464095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.464129][ T32] task:kworker/1:951 state:D stack:0 pid:6151 tgid:6151 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.464193][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.464257][ T32] Call trace: [ 1349.464292][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1349.464352][ T32] r10:829187f4 r9:ecb59d84 r8:00000002 r7:60000113 r6:ecb59d8c r5:8596ec00 [ 1349.464381][ T32] r4:8596ec00 [ 1349.464404][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.464449][ T32] r5:8596ec00 r4:829187f0 [ 1349.464556][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.464673][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.464795][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb59e08 [ 1349.464827][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1349.465292][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 20 printk messages dropped ** [ 1349.467004][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 32 printk messages dropped ** [ 1349.469280][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 19 printk messages dropped ** [ 1349.470608][ T32] r5:8596e000 r4:829187f0 ** 6 printk messages dropped ** [ 1349.471257][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 21 printk messages dropped ** [ 1349.472580][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1349.508120][ T32] r4:e0425dc0 ** 4 printk messages dropped ** [ 1349.508619][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1349.508646][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.508754][ T32] r5:00001000 r4:dffd1000 [ 1349.508782][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1349.508827][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.508925][ T32] r5:849a538c r4:849a5000 [ 1349.509056][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.509110][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1349.509135][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.509189][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.509217][ T32] r4:84af8400 [ 1349.509238][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.509420][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1349.509547][ T32] r4:00000001 [ 1349.509608][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.509692][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1349.509728][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.509762][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.509794][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1349.511035][ T32] r10:829187f4 r9:ecaa9d84 r8:00000002 r7:60000113 r6:ecaa9d8c r5:859e1800 ** 9 printk messages dropped ** [ 1349.511845][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 15 printk messages dropped ** [ 1349.513073][ T32] r10:00000000 r9:85466380 r8:8027ed34 r7:ec9ede60 r6:85459b00 r5:859e1800 ** 16 printk messages dropped ** [ 1349.529412][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1349.529516][ T32] 5d20: d407c000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1349.529596][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1349.529628][ T32] 5d60: 800d0013 ffffffff [ 1349.529655][ T32] r5:800d0013 r4:80239bd0 [ 1349.529677][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.529726][ T32] r4:82ac11e4 [ 1349.529790][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.529852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1349.529922][ T32] r4:e0425dc0 ** 1 printk messages dropped ** [ 1349.530096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 27 printk messages dropped ** [ 1349.532004][ T32] task:kworker/1:953 state:D stack:0 pid:6162 tgid:6162 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1349.533287][ T32] r9:83018205 r8:859e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 ** 19 printk messages dropped ** [ 1349.548307][ T32] r4:8546dd40 ** 12 printk messages dropped ** [ 1349.549424][ T32] r5:800d0013 r4:80239bd0 ** 13 printk messages dropped ** [ 1349.550175][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1349.551505][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.552001][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb6de08 ** 17 printk messages dropped ** [ 1349.552837][ T32] r4:85466400 [ 1349.552865][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.552914][ T32] r10:00000000 r9:85466400 r8:8027ed34 r7:ecaa9e60 r6:85459c80 r5:859e3000 [ 1349.552940][ T32] r4:00000001 [ 1349.552961][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.552996][ T32] Exception stack(0xecb6dfb0 to 0xecb6dff8) [ 1349.553024][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.553063][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.553096][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.553129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.553155][ T32] r4:8546f580 [ 1349.573868][ T32] INFO: task kworker/0:555:6163 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1349.574037][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.574162][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.574298][ T32] Call trace: ** 4 printk messages dropped ** [ 1349.574494][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 18 printk messages dropped ** [ 1349.575360][ T32] r5:849a538c r4:849a5000 ** 19 printk messages dropped ** [ 1349.576334][ T32] task:kworker/0:556 state:D stack:0 pid:6164 tgid:6164 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1349.577955][ T32] r5:8592eb8c r4:8592e800 ** 15 printk messages dropped ** [ 1349.579262][ T32] INFO: task kworker/0:556:6164 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1349.579301][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.579359][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.579406][ T32] Call trace: [ 1349.579534][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1349.579591][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1349.579620][ T32] r4:00000000 [ 1349.579641][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.579732][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1349.579771][ T32] 5d20: d4b0b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1349.579807][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1349.580350][ T32] r4:e0425dc0 ** 13 printk messages dropped ** [ 1349.581044][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 22 printk messages dropped ** [ 1349.582089][ T32] r5:859e4800 r4:829187f0 ** 3 printk messages dropped ** [ 1349.582518][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1349.604047][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 24 printk messages dropped ** [ 1349.606090][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 22 printk messages dropped ** [ 1349.607262][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 20 printk messages dropped ** [ 1349.608562][ T32] r5:859e5400 r4:829187f0 ** 6 printk messages dropped ** [ 1349.609150][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1349.609401][ T32] r9:83018205 r8:859e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1349.609427][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.609471][ T32] r5:00001000 r4:ec9c9000 [ 1349.609493][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1349.609533][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.609577][ T32] r5:85987f8c r4:85987c00 [ 1349.609598][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.609670][ T32] r7:ddde2d40 r6:83018200 r5:85987f8c r4:85459e80 [ 1349.609699][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.609749][ T32] r10:61c88647 r9:859e5400 r8:85459eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 13 printk messages dropped ** [ 1349.610773][ T32] Workqueue: events bpf_prog_free_deferred ** 19 printk messages dropped ** [ 1349.612101][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 20 printk messages dropped ** [ 1349.639484][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1349.640481][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 18 printk messages dropped ** [ 1349.641601][ T32] r4:85466500 ** 11 printk messages dropped ** [ 1349.642934][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 30 printk messages dropped ** [ 1349.659003][ T32] r4:84af8400 ** 10 printk messages dropped ** [ 1349.659407][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1349.659889][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.660005][ T32] Call trace: [ 1349.660043][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1349.660100][ T32] r10:829187f4 r9:ecb65d84 r8:00000002 r7:60000013 r6:ecb65d8c r5:8590c800 [ 1349.660130][ T32] r4:8590c800 [ 1349.660231][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.660279][ T32] r5:8590c800 r4:829187f0 [ 1349.660302][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.660344][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.660550][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb65e08 [ 1349.660582][ T32] r4:00000000 [ 1349.660605][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1349.660646][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1349.660684][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1349.660728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546f9c0 [ 1349.660881][ T32] r4:00000000 [ 1349.660908][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1349.660956][ T32] r9:83018005 r8:8590c800 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1349.660982][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.661026][ T32] r5:00001000 r4:eba1d000 [ 1349.661114][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1349.661159][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1349.661773][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 21 printk messages dropped ** [ 1349.684092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 27 printk messages dropped ** [ 1349.686133][ T32] task:kworker/0:559 state:D stack:0 pid:6171 tgid:6171 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.686928][ T32] r5:85098c00 r4:829187f0 [ 1349.686955][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.687042][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.687100][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb61e08 [ 1349.687173][ T32] r4:00000000 [ 1349.687200][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1349.687240][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1349.687380][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1349.687430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546fc40 [ 1349.687458][ T32] r4:00000000 [ 1349.687480][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1349.688256][ T32] r10:61c88647 r9:85098c00 r8:8546672c r7:82804d40 r6:dddced40 r5:dddced60 ** 19 printk messages dropped ** [ 1349.690219][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 18 printk messages dropped ** [ 1349.691752][ T32] r5:849a538c r4:849a5000 ** 13 printk messages dropped ** [ 1349.692734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 15 printk messages dropped ** [ 1349.716697][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb81e08 ** 22 printk messages dropped ** [ 1349.718784][ T32] Exception stack(0xecb81fb0 to 0xecb81ff8) ** 4 printk messages dropped ** [ 1349.719020][ T32] r4:8546fc00 [ 1349.719486][ T32] INFO: task kworker/0:560:6175 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1349.719529][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.719759][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.719813][ T32] Call trace: [ 1349.719870][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1349.719938][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1349.720032][ T32] r4:00000000 [ 1349.720119][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.720168][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1349.720204][ T32] 5d20: d5f6d000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1349.720295][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1349.720335][ T32] 5d60: 800d0013 ffffffff [ 1349.720429][ T32] r5:800d0013 r4:80239bd0 [ 1349.720516][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 17 printk messages dropped ** [ 1349.722104][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 22 printk messages dropped ** [ 1349.744064][ T32] r5:85978c00 r4:829187f0 ** 3 printk messages dropped ** [ 1349.744203][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1349.744677][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 18 printk messages dropped ** [ 1349.746147][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 31 printk messages dropped ** [ 1349.748856][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1349.749008][ T32] r4:00000001 [ 1349.749073][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.749114][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1349.749189][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.749226][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.749296][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.749413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.749786][ T32] r4:84af1fc0 [ 1349.749852][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.750038][ T32] INFO: task kworker/0:562:6178 blocked for more than 476 seconds. [ 1349.750080][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1349.750623][ T32] r5:85979800 r4:829187f0 ** 6 printk messages dropped ** [ 1349.750988][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 21 printk messages dropped ** [ 1349.752892][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1349.784388][ T32] r4:e0425dc0 ** 11 printk messages dropped ** [ 1349.785053][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 18 printk messages dropped ** [ 1349.786607][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1349.787323][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1349.789504][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 24 printk messages dropped ** [ 1349.791779][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1349.791963][ T32] 5d60: 800d0013 ffffffff [ 1349.792033][ T32] r5:800d0013 r4:80239bd0 [ 1349.792060][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.792105][ T32] r4:82ac11e4 [ 1349.792205][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.792255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1349.792404][ T32] r4:e0425dc0 [ 1349.792562][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1349.792613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1349.792641][ T32] r4:00000000 [ 1349.792662][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1349.792825][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1349.792957][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.793007][ T32] r5:00001000 r4:dffd1000 [ 1349.793135][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1349.793184][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1349.823965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 16 printk messages dropped ** [ 1349.825065][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1349.825790][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1349.827334][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.827545][ T32] Call trace: [ 1349.827640][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1349.827693][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1349.827767][ T32] r4:00000000 [ 1349.827810][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.827904][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1349.827942][ T32] 5d20: d7329000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 ** 4 printk messages dropped ** [ 1349.828343][ T32] r4:82ac11e4 ** 13 printk messages dropped ** [ 1349.829183][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 23 printk messages dropped ** [ 1349.830847][ T32] r4:8597bc00 ** 1 printk messages dropped ** [ 1349.830959][ T32] r5:8597bc00 r4:829187f0 ** 12 printk messages dropped ** [ 1349.831907][ T32] r5:00001000 r4:ec789000 ** 15 printk messages dropped ** [ 1349.832991][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1349.856795][ T32] r4:e0425dc0 ** 8 printk messages dropped ** [ 1349.857478][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 24 printk messages dropped ** [ 1349.858872][ T32] r10:829187f4 r9:ecb9dd84 r8:00000002 r7:60000113 r6:ecb9dd8c r5:8597c800 ** 13 printk messages dropped ** [ 1349.859776][ T32] r9:83018005 r8:8597c800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 ** 1 printk messages dropped ** [ 1349.860115][ T32] r5:00001000 r4:ec7e1000 [ 1349.860143][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1349.860187][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.860233][ T32] r5:8593d38c r4:8593d000 [ 1349.860256][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.860305][ T32] r7:dddced40 r6:83018000 r5:8593d38c r4:85466e00 [ 1349.860426][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.860579][ T32] r10:61c88647 r9:8597c800 r8:85466e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.860649][ T32] r4:85466e00 [ 1349.860673][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.860722][ T32] r10:00000000 r9:85466e00 r8:8027ed34 r7:ecb95e60 r6:85466e80 r5:8597c800 [ 1349.860771][ T32] r4:00000001 [ 1349.860871][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.861007][ T32] Exception stack(0xecb9dfb0 to 0xecb9dff8) [ 1349.861163][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.861205][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.861380][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.861755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.861788][ T32] r4:8544c100 [ 1349.862213][ T32] INFO: task kworker/0:566:6186 is blocked on a mutex likely owned by task kworker/1:102:3666. ** 1 printk messages dropped ** [ 1349.862315][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1349.884016][ T32] r4:e0425dc0 ** 13 printk messages dropped ** [ 1349.884611][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 20 printk messages dropped ** [ 1349.885828][ T32] r4:8597d400 ** 3 printk messages dropped ** [ 1349.886095][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 21 printk messages dropped ** [ 1349.887364][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1349.888342][ T32] Call trace: ** 13 printk messages dropped ** [ 1349.889118][ T32] r4:e0425dc0 ** 11 printk messages dropped ** [ 1349.889579][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 17 printk messages dropped ** [ 1349.890676][ T32] task:kworker/0:568 state:D stack:0 pid:6191 tgid:6191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.890798][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.890852][ T32] Call trace: [ 1349.890964][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1349.891021][ T32] r10:829187f4 r9:ecba5d84 r8:00000002 r7:60000013 r6:ecba5d8c r5:8597e000 [ 1349.891048][ T32] r4:8597e000 [ 1349.891114][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.891161][ T32] r5:8597e000 r4:829187f0 [ 1349.891200][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.891244][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.891292][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba5e08 [ 1349.891425][ T32] r4:00000000 [ 1349.891451][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1349.891492][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1349.891532][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1349.891577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544c580 ** 9 printk messages dropped ** [ 1349.892011][ T32] r7:dddced40 r6:83018000 r5:8593db8c r4:85449000 ** 15 printk messages dropped ** [ 1349.892998][ T32] Workqueue: events bpf_prog_free_deferred ** 17 printk messages dropped ** [ 1349.927977][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1349.928725][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 22 printk messages dropped ** [ 1349.929794][ T32] r5:859e2400 r4:829187f0 ** 5 printk messages dropped ** [ 1349.930173][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1349.930524][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1349.930564][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.930609][ T32] r5:8593e38c r4:8593e000 [ 1349.930630][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.930678][ T32] r7:dddced40 r6:83018000 r5:8593e38c r4:85449100 [ 1349.930702][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.930767][ T32] r10:61c88647 r9:859e2400 r8:8544912c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.930798][ T32] r4:85449100 [ 1349.930821][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.930910][ T32] r10:00000000 r9:85449100 r8:8027ed34 r7:ecba5e60 r6:85459f80 r5:859e2400 [ 1349.930941][ T32] r4:00000001 [ 1349.930963][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.931002][ T32] Exception stack(0xecbb1fb0 to 0xecbb1ff8) [ 1349.931031][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.931107][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.931142][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1349.932366][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 21 printk messages dropped ** [ 1349.940950][ T32] r4:84af8400 ** 8 printk messages dropped ** [ 1349.941549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1349.942528][ T32] r5:8597ec00 r4:829187f0 ** 11 printk messages dropped ** [ 1349.943333][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.953687][ T32] r5:00001000 r4:ec829000 [ 1349.953766][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1349.953864][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.953916][ T32] r5:8593df8c r4:8593dc00 [ 1349.953940][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.954027][ T32] r7:dddced40 r6:83018000 r5:8593df8c r4:85449180 [ 1349.954059][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.954110][ T32] r10:61c88647 r9:8597ec00 r8:854491ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.954137][ T32] r4:85449180 [ 1349.954159][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1349.954390][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.954426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.954452][ T32] r4:8544ca00 [ 1349.954861][ T32] INFO: task kworker/0:570:6194 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1349.954903][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.954972][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.955022][ T32] Call trace: ** 7 printk messages dropped ** [ 1349.955580][ T32] 5d60: 800d0013 ffffffff ** 10 printk messages dropped ** [ 1349.956521][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 18 printk messages dropped ** [ 1349.957820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1349.957975][ T32] INFO: task kworker/0:571:6196 blocked for more than 476 seconds. [ 1349.958039][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.958138][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.958166][ T32] task:kworker/0:571 state:D stack:0 pid:6196 tgid:6196 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.958638][ T32] r5:85100000 r4:829187f0 ** 3 printk messages dropped ** [ 1349.958872][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1349.959328][ T32] r5:00001000 r4:ec85d000 ** 12 printk messages dropped ** [ 1349.959880][ T32] Exception stack(0xecbadfb0 to 0xecbadff8) ** 16 printk messages dropped ** [ 1349.961311][ T32] 5d60: 800d0013 ffffffff ** 15 printk messages dropped ** [ 1349.962080][ T32] r5:849a538c r4:849a5000 ** 13 printk messages dropped ** [ 1349.962808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 5 printk messages dropped ** [ 1349.963370][ T32] task:kworker/0:572 state:D stack:0 pid:6197 tgid:6197 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.993982][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.994188][ T32] Call trace: [ 1349.994311][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1349.994379][ T32] r10:829187f4 r9:ecb99d84 r8:00000002 r7:60000113 r6:ecb99d8c r5:85100c00 [ 1349.994408][ T32] r4:85100c00 [ 1349.994431][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.994474][ T32] r5:85100c00 r4:829187f0 [ 1349.994497][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1349.994718][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 19 printk messages dropped ** [ 1349.995778][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 21 printk messages dropped ** [ 1349.997786][ T32] r4:e0425dc0 ** 8 printk messages dropped ** [ 1349.998306][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 22 printk messages dropped ** [ 1349.999806][ T32] Call trace: ** 7 printk messages dropped ** [ 1350.000605][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbb9e08 ** 13 printk messages dropped ** [ 1350.001453][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1350.002707][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.002860][ T32] Call trace: [ 1350.002999][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1350.003054][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1350.003084][ T32] r4:00000000 [ 1350.003105][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.003204][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1350.003393][ T32] 5d20: d90e2000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1350.025887][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1350.025946][ T32] 5d60: 800d0013 ffffffff [ 1350.026027][ T32] r5:800d0013 r4:80239bd0 [ 1350.026108][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.026180][ T32] r4:82ac11e4 [ 1350.026205][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.026252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1350.026281][ T32] r4:e0425dc0 [ 1350.026302][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1350.026348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1350.026376][ T32] r4:00000000 [ 1350.026398][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1350.026507][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1350.026541][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1350.027201][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1350.027682][ T32] task:kworker/0:574 state:D stack:0 pid:6203 tgid:6203 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1350.028893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fa1c0 ** 12 printk messages dropped ** [ 1350.029475][ T32] r4:85449580 ** 8 printk messages dropped ** [ 1350.029755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 21 printk messages dropped ** [ 1350.031733][ T32] r4:00000000 ** 14 printk messages dropped ** [ 1350.032636][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1350.032998][ T32] r4:84af1fc0 [ 1350.033019][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.033046][ T32] INFO: task kworker/0:575:6204 blocked for more than 476 seconds. [ 1350.033077][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.033140][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.033231][ T32] task:kworker/0:575 state:D stack:0 pid:6204 tgid:6204 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.033377][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.056110][ T32] Call trace: [ 1350.056253][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1350.056381][ T32] r10:829187f4 r9:ecbc5d84 r8:00000002 r7:60000013 r6:ecbc5d8c r5:85103000 [ 1350.056415][ T32] r4:85103000 [ 1350.056511][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.056569][ T32] r5:85103000 r4:829187f0 [ 1350.056686][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.056734][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1350.057313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544cec0 ** 19 printk messages dropped ** [ 1350.058655][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 21 printk messages dropped ** [ 1350.059885][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 21 printk messages dropped ** [ 1350.061399][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1350.062355][ T32] r5:85103c00 r4:829187f0 ** 10 printk messages dropped ** [ 1350.063014][ T32] r9:83018005 r8:85103c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1350.063074][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.063169][ T32] r5:00001000 r4:ec945000 [ 1350.063195][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.063236][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.063280][ T32] r5:8593f78c r4:8593f400 [ 1350.063344][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.075241][ T32] r7:dddced40 r6:83018000 r5:8593f78c r4:85449780 [ 1350.075290][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.075367][ T32] r10:61c88647 r9:85103c00 r8:854497ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.075396][ T32] r4:85449780 [ 1350.075435][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.075555][ T32] r10:00000000 r9:85449780 r8:8027ed34 r7:ecbbde60 r6:85449800 r5:85103c00 [ 1350.075588][ T32] r4:00000001 [ 1350.075640][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.075684][ T32] Exception stack(0xecbc9fb0 to 0xecbc9ff8) [ 1350.075718][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.076499][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1350.077436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 18 printk messages dropped ** [ 1350.078350][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1350.079358][ T32] INFO: task kworker/0:577:6208 blocked for more than 476 seconds. ** 11 printk messages dropped ** [ 1350.080043][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 18 printk messages dropped ** [ 1350.080847][ T32] r4:85449880 ** 6 printk messages dropped ** [ 1350.081217][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.081293][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.081331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.081423][ T32] r4:853fa180 [ 1350.081667][ T32] INFO: task kworker/0:577:6208 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1350.081705][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.081764][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.081903][ T32] Call trace: [ 1350.081938][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1350.081991][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1350.082122][ T32] r4:00000000 [ 1350.082165][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.082217][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1350.082288][ T32] 5d20: d9c36000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1350.082327][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1350.082356][ T32] 5d60: 800d0013 ffffffff [ 1350.082382][ T32] r5:800d0013 r4:80239bd0 [ 1350.082404][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.082491][ T32] r4:82ac11e4 [ 1350.082516][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.082562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1350.082593][ T32] r4:e0425dc0 [ 1350.082733][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1350.082783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1350.082812][ T32] r4:00000000 [ 1350.082833][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1350.082887][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1350.082913][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.082956][ T32] r5:00001000 r4:dffd1000 [ 1350.082978][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.083056][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.083164][ T32] r5:849a538c r4:849a5000 [ 1350.083190][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.083266][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1350.083294][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.104073][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.104125][ T32] r4:84af8400 [ 1350.104198][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.104315][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1350.104367][ T32] r4:00000001 [ 1350.104438][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.104521][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1350.104616][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.104655][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1350.104807][ T32] INFO: task kworker/0:578:6210 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1350.105285][ T32] r5:85105400 r4:829187f0 [ 1350.105310][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1350.105590][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1350.106366][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1350.106999][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1350.108477][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1350.109081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 9 printk messages dropped ** [ 1350.109525][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.110191][ T32] r4:00000001 [ 1350.110259][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.110302][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1350.110333][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.110368][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.110468][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.110505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.110532][ T32] r4:84af1fc0 [ 1350.110553][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.110586][ T32] INFO: task kworker/0:579:6211 blocked for more than 476 seconds. [ 1350.110652][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.110685][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.110708][ T32] task:kworker/0:579 state:D stack:0 pid:6211 tgid:6211 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.110762][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.110869][ T32] Call trace: [ 1350.110903][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1350.110952][ T32] r10:829187f4 r9:ecbc1d84 r8:00000002 r7:60000013 r6:ecbc1d8c r5:85106000 [ 1350.111028][ T32] r4:85106000 [ 1350.111137][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.111239][ T32] r5:85106000 r4:829187f0 [ 1350.111265][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.111384][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.111476][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbc1e08 [ 1350.111505][ T32] r4:00000000 [ 1350.111526][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1350.111568][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1350.111606][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1350.111685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fa540 [ 1350.111715][ T32] r4:00000000 [ 1350.111737][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1350.111913][ T32] r9:83018005 r8:85106000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1350.111944][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.111989][ T32] r5:00001000 r4:ec97b000 [ 1350.112011][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.112051][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.112095][ T32] r5:856b438c r4:856b4000 [ 1350.112163][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1350.112239][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1350.113173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1350.144715][ T32] 5d20: da87a000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1350.145468][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.145866][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1350.146614][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.147281][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.147512][ T32] r5:859b8c00 r4:829187f0 ** 1 printk messages dropped ** [ 1350.147576][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.147651][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd9e08 [ 1350.147683][ T32] r4:00000000 [ 1350.147773][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1350.147849][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1350.147890][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1350.147936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fa740 [ 1350.147965][ T32] r4:00000000 [ 1350.147987][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1350.148035][ T32] r9:83018005 r8:859b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1350.148061][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.148104][ T32] r5:00001000 r4:ec983000 [ 1350.148164][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.148212][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.148258][ T32] r5:856b478c r4:856b4400 [ 1350.148280][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.148370][ T32] r7:dddced40 r6:83018000 r5:856b478c r4:85449b80 [ 1350.148472][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.148526][ T32] r10:61c88647 r9:859b8c00 r8:85449bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.148588][ T32] r4:85449b80 [ 1350.148612][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.148660][ T32] r10:00000000 r9:85449b80 r8:8027ed34 r7:ecbd1e60 r6:85449c00 r5:859b8c00 [ 1350.148688][ T32] r4:00000001 [ 1350.148737][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.148779][ T32] Exception stack(0xecbd9fb0 to 0xecbd9ff8) [ 1350.148808][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.148847][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.148924][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.149001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.149095][ T32] r4:853fa680 [ 1350.149433][ T32] INFO: task kworker/0:580:6214 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1350.149470][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1350.149854][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 11 printk messages dropped ** [ 1350.150446][ T32] r4:e0425dc0 ** 5 printk messages dropped ** [ 1350.150719][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1350.151309][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 9 printk messages dropped ** [ 1350.151812][ T32] INFO: task kworker/0:581:6215 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1350.152615][ T32] r5:859ba400 r4:829187f0 [ 1350.152677][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1350.152984][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1350.177122][ T32] r7:dddced40 r6:83018000 r5:856b538c r4:85449c80 ** 7 printk messages dropped ** [ 1350.177650][ T32] Exception stack(0xecbddfb0 to 0xecbddff8) ** 7 printk messages dropped ** [ 1350.178779][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.179312][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1350.180117][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 8 printk messages dropped ** [ 1350.180688][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1350.181687][ T32] INFO: task kworker/0:582:6217 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1350.182423][ T32] r5:859b8000 r4:829187f0 ** 1 printk messages dropped ** [ 1350.182525][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1350.182737][ T32] r4:00000000 [ 1350.182796][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1350.182849][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1350.182894][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1350.183137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fac40 [ 1350.183548][ T32] r4:00000000 [ 1350.207248][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1350.207509][ T32] r9:83018005 r8:859b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1350.207614][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.207672][ T32] r5:00001000 r4:ec9a9000 [ 1350.207755][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.207827][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.207882][ T32] r5:856b4f8c r4:856b4c00 [ 1350.207908][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.208017][ T32] r7:dddced40 r6:83018000 r5:856b4f8c r4:85449d80 [ 1350.208054][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.208150][ T32] r10:61c88647 r9:859b8000 r8:85449dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.208182][ T32] r4:85449d80 [ 1350.208205][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.208307][ T32] r10:00000000 r9:85449d80 r8:8027ed34 r7:ecbdde60 r6:85449e00 r5:859b8000 [ 1350.208380][ T32] r4:00000001 [ 1350.208442][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.208518][ T32] Exception stack(0xecbe1fb0 to 0xecbe1ff8) [ 1350.208603][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.208709][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.208885][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.208971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.209003][ T32] r4:853fa900 [ 1350.209410][ T32] INFO: task kworker/0:582:6217 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1350.209494][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.209620][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.209770][ T32] Call trace: [ 1350.209894][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1350.209954][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1350.210026][ T32] r4:00000000 [ 1350.210104][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.210151][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1350.210190][ T32] 5d20: db3c2000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1350.210228][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1350.210322][ T32] 5d60: 800d0013 ffffffff [ 1350.210397][ T32] r5:800d0013 r4:80239bd0 [ 1350.210426][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.210475][ T32] r4:82ac11e4 [ 1350.210499][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.210546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1350.210576][ T32] r4:e0425dc0 [ 1350.210598][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1350.210645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1350.210675][ T32] r4:00000000 [ 1350.210697][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1350.211106][ T32] r5:849a538c r4:849a5000 ** 6 printk messages dropped ** [ 1350.211504][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 10 printk messages dropped ** [ 1350.212308][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1350.212936][ T32] r5:859bbc00 r4:829187f0 [ 1350.212962][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1350.213085][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.237431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f2040 ** 11 printk messages dropped ** [ 1350.238302][ T32] r10:61c88647 r9:859bbc00 r8:85449eac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1350.239265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1350.240669][ T32] 5d20: db992000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 ** 12 printk messages dropped ** [ 1350.241189][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 9 printk messages dropped ** [ 1350.241679][ T32] r4:84af8400 ** 4 printk messages dropped ** [ 1350.241878][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 9 printk messages dropped ** [ 1350.242712][ T32] task:kworker/1:956 state:D stack:0 pid:6222 tgid:6222 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.255709][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1350.256242][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.256655][ T32] r5:85994f8c r4:85994c00 ** 6 printk messages dropped ** [ 1350.257221][ T32] r10:00000000 r9:85459980 r8:8027ed34 r7:ecb75e60 r6:853e2000 r5:859e9800 ** 9 printk messages dropped ** [ 1350.258203][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1350.258758][ T32] r4:00000000 [ 1350.258881][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.259011][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1350.259049][ T32] 5d20: db992000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1350.259084][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1350.259157][ T32] 5d60: 800d0013 ffffffff [ 1350.259187][ T32] r5:800d0013 r4:80239bd0 [ 1350.259210][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.259255][ T32] r4:82ac11e4 [ 1350.259301][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.259351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1350.259377][ T32] r4:e0425dc0 [ 1350.259399][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1350.259510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1350.259550][ T32] r4:00000000 [ 1350.259617][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1350.259670][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1350.259697][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.259814][ T32] r5:00001000 r4:dffd1000 [ 1350.259847][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.259891][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.259935][ T32] r5:849a538c r4:849a5000 [ 1350.260002][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.260055][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1350.260079][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.260191][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.260222][ T32] r4:84af8400 [ 1350.260244][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.260337][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1350.260368][ T32] r4:00000001 [ 1350.260427][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.260534][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1350.260567][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.260642][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.260677][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.260771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.260801][ T32] r4:84af1fc0 [ 1350.260824][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.260860][ T32] INFO: task kworker/0:584:6223 blocked for more than 476 seconds. [ 1350.260956][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.260991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.261015][ T32] task:kworker/0:584 state:D stack:0 pid:6223 tgid:6223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.261175][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.261333][ T32] Call trace: [ 1350.261369][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1350.261596][ T32] r10:829187f4 r9:ecbedd84 r8:00000002 r7:60000113 r6:ecbedd8c r5:859e8000 [ 1350.261633][ T32] r4:859e8000 [ 1350.261657][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.261867][ T32] r5:859e8000 r4:829187f0 [ 1350.262022][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.262116][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.262170][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbede08 [ 1350.262293][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.262563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f2400 ** 10 printk messages dropped ** [ 1350.284381][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1350.285052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1350.286030][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1350.286466][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1350.286639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 10 printk messages dropped ** [ 1350.287316][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1350.287984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1350.288844][ T32] r5:859ea400 r4:829187f0 ** 1 printk messages dropped ** [ 1350.289066][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1350.289779][ T32] r9:83018005 r8:859ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 ** 6 printk messages dropped ** [ 1350.290172][ T32] r7:dddced40 r6:83018000 r5:856b5b8c r4:853ed000 [ 1350.290195][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.290295][ T32] r10:61c88647 r9:859ea400 r8:853ed02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.290383][ T32] r4:853ed000 [ 1350.290507][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.290559][ T32] r10:00000000 r9:853ed000 r8:8027ed34 r7:ecbede60 r6:853e2100 r5:859ea400 [ 1350.290588][ T32] r4:00000001 [ 1350.290610][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.290691][ T32] Exception stack(0xeca05fb0 to 0xeca05ff8) [ 1350.290725][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.290759][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.290791][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.290848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.290926][ T32] r4:853f2100 [ 1350.291229][ T32] INFO: task kworker/0:585:6225 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1350.291315][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.291380][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.291468][ T32] Call trace: [ 1350.291505][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1350.291557][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1350.291586][ T32] r4:00000000 [ 1350.291669][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.291787][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1350.291823][ T32] 5d20: dbead000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1350.291890][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1350.291923][ T32] 5d60: 800d0013 ffffffff [ 1350.291949][ T32] r5:800d0013 r4:80239bd0 [ 1350.291971][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.292089][ T32] r4:82ac11e4 [ 1350.292115][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.292161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1350.292190][ T32] r4:e0425dc0 [ 1350.292212][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1350.292256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1350.292343][ T32] r4:00000000 [ 1350.292369][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1350.292418][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1350.292444][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.292487][ T32] r5:00001000 r4:dffd1000 [ 1350.292510][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.292551][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.292595][ T32] r5:849a538c r4:849a5000 [ 1350.292622][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.292711][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1350.292739][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.292846][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.292881][ T32] r4:84af8400 [ 1350.292904][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.292953][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1350.292980][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1350.293139][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 7 printk messages dropped ** [ 1350.293372][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1350.324907][ T32] r5:859eb000 r4:829187f0 [ 1350.324978][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1350.325266][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1350.325723][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1350.326241][ T32] Exception stack(0xecbe9fb0 to 0xecbe9ff8) ** 7 printk messages dropped ** [ 1350.327226][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.327772][ T32] 5d60: 800d0013 ffffffff ** 7 printk messages dropped ** [ 1350.328110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 10 printk messages dropped ** [ 1350.328794][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1350.329231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1350.329831][ T32] r4:859ec800 ** 1 printk messages dropped ** [ 1350.329910][ T32] r5:859ec800 r4:829187f0 ** 3 printk messages dropped ** [ 1350.330166][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.330409][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.330747][ T32] r5:856b638c r4:856b6000 ** 6 printk messages dropped ** [ 1350.330992][ T32] r10:00000000 r9:853ed100 r8:8027ed34 r7:ecbe9e60 r6:853e2200 r5:859ec800 ** 6 printk messages dropped ** [ 1350.331314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1350.332360][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1350.333094][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1350.333156][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.333204][ T32] r5:00001000 r4:dffd1000 [ 1350.333226][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.333272][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.333412][ T32] r5:849a538c r4:849a5000 [ 1350.354248][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.354360][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1350.354392][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.354474][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.354548][ T32] r4:84af8400 [ 1350.354585][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.354644][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1350.354674][ T32] r4:00000001 [ 1350.354697][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.354737][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1350.354806][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.354877][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.354913][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.354950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.354979][ T32] r4:84af1fc0 [ 1350.355008][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.355040][ T32] INFO: task kworker/0:588:6233 blocked for more than 476 seconds. [ 1350.355113][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.355152][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.355198][ T32] task:kworker/0:588 state:D stack:0 pid:6233 tgid:6233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.355407][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.355463][ T32] Call trace: [ 1350.355619][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1350.355717][ T32] r10:829187f4 r9:ecc05d84 r8:00000002 r7:60000113 r6:ecc05d8c r5:859ee000 [ 1350.355768][ T32] r4:859ee000 [ 1350.355832][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.355945][ T32] r5:859ee000 r4:829187f0 [ 1350.355974][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.356017][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.356066][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc05e08 [ 1350.356097][ T32] r4:00000000 [ 1350.356119][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1350.356159][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1350.356202][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1350.356247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f2b00 [ 1350.356289][ T32] r4:00000000 [ 1350.356380][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1350.356472][ T32] r9:83018005 r8:859ee000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1350.356562][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.356613][ T32] r5:00001000 r4:ec675000 [ 1350.356636][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.356677][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.356721][ T32] r5:856b738c r4:856b7000 [ 1350.356743][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.356864][ T32] r7:dddced40 r6:83018000 r5:856b738c r4:853ed180 [ 1350.356892][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.356943][ T32] r10:61c88647 r9:859ee000 r8:853ed1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.357012][ T32] r4:853ed180 [ 1350.357103][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.357154][ T32] r10:00000000 r9:853ed180 r8:8027ed34 r7:ecbe9e60 r6:853e2280 r5:859ee000 [ 1350.357180][ T32] r4:00000001 [ 1350.357221][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.357263][ T32] Exception stack(0xecc05fb0 to 0xecc05ff8) [ 1350.357292][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.357330][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.357363][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.357458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.357528][ T32] r4:853f2800 [ 1350.357951][ T32] INFO: task kworker/0:588:6233 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1350.357991][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.358091][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.358226][ T32] Call trace: [ 1350.358261][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1350.358315][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1350.358438][ T32] r4:00000000 [ 1350.358568][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.358617][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1350.358652][ T32] 5d20: dccbe000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1350.358686][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1350.358713][ T32] 5d60: 800d0013 ffffffff [ 1350.358740][ T32] r5:800d0013 r4:80239bd0 [ 1350.358763][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.358810][ T32] r4:82ac11e4 [ 1350.358835][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.358889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1350.358916][ T32] r4:e0425dc0 [ 1350.359014][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1350.359064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1350.359096][ T32] r4:00000000 [ 1350.359119][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1350.359255][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1350.359286][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1350.359626][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1350.360108][ T32] r4:84af1fc0 ** 5 printk messages dropped ** [ 1350.360465][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.360803][ T32] r5:859ebc00 r4:829187f0 ** 1 printk messages dropped ** [ 1350.360957][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1350.361620][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1350.362393][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.362616][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1350.387380][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1350.387867][ T32] r4:e0425dc0 ** 4 printk messages dropped ** [ 1350.388220][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 9 printk messages dropped ** [ 1350.388770][ T32] r4:84af8400 ** 6 printk messages dropped ** [ 1350.389214][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1350.389313][ T32] r4:84af1fc0 [ 1350.389338][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.389370][ T32] INFO: task kworker/0:590:6236 blocked for more than 476 seconds. [ 1350.389465][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.389515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.389539][ T32] task:kworker/0:590 state:D stack:0 pid:6236 tgid:6236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.389646][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.389698][ T32] Call trace: [ 1350.389806][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1350.389876][ T32] r10:829187f4 r9:ecbf1d84 r8:00000002 r7:60000013 r6:ecbf1d8c r5:859b9800 [ 1350.390029][ T32] r4:859b9800 [ 1350.390105][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.390195][ T32] r5:859b9800 r4:829187f0 [ 1350.390258][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.390305][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.390475][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbf1e08 [ 1350.390572][ T32] r4:00000000 [ 1350.390661][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1350.390706][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1350.390746][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1350.390808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f29c0 [ 1350.390843][ T32] r4:00000000 [ 1350.390867][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1350.390916][ T32] r9:83018005 r8:859b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1350.390942][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.390986][ T32] r5:00001000 r4:ec547000 [ 1350.391008][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.391049][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.391092][ T32] r5:856b6f8c r4:856b6c00 [ 1350.391114][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.391223][ T32] r7:dddced40 r6:83018000 r5:856b6f8c r4:853ed280 [ 1350.391252][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.391304][ T32] r10:61c88647 r9:859b9800 r8:853ed2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.391331][ T32] r4:853ed280 [ 1350.391352][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.391401][ T32] r10:00000000 r9:853ed280 r8:8027ed34 r7:ecc05e60 r6:853ed300 r5:859b9800 [ 1350.391429][ T32] r4:00000001 [ 1350.391505][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.391547][ T32] Exception stack(0xecbf1fb0 to 0xecbf1ff8) [ 1350.391576][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.392336][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1350.393223][ T32] r4:e0425dc0 ** 4 printk messages dropped ** [ 1350.401924][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 9 printk messages dropped ** [ 1350.402612][ T32] r4:84af8400 ** 6 printk messages dropped ** [ 1350.402916][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.419061][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.419403][ T32] r5:859bc800 r4:829187f0 ** 3 printk messages dropped ** [ 1350.419616][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.419933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f2bc0 ** 9 printk messages dropped ** [ 1350.420586][ T32] r7:dddced40 r6:83018000 r5:856b778c r4:853ed380 ** 7 printk messages dropped ** [ 1350.420963][ T32] Exception stack(0xecc11fb0 to 0xecc11ff8) ** 7 printk messages dropped ** [ 1350.421976][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.422551][ T32] 5d60: 800d0013 ffffffff ** 6 printk messages dropped ** [ 1350.422827][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1350.432401][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 7 printk messages dropped ** [ 1350.432716][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 9 printk messages dropped ** [ 1350.435628][ T32] task:kworker/0:592 state:D stack:0 pid:6241 tgid:6241 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.436302][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1350.436787][ T32] r5:00001000 r4:ec72b000 ** 6 printk messages dropped ** [ 1350.437454][ T32] r10:61c88647 r9:859bd400 r8:853ed4ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.437482][ T32] r4:853ed480 [ 1350.437504][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.437591][ T32] r10:00000000 r9:853ed480 r8:8027ed34 r7:ecc11e60 r6:853ed500 r5:859bd400 [ 1350.437622][ T32] r4:00000001 [ 1350.437645][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.437683][ T32] Exception stack(0xecc15fb0 to 0xecc15ff8) [ 1350.437798][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.437837][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.437877][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.437966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.437997][ T32] r4:853f2c00 [ 1350.438438][ T32] INFO: task kworker/0:592:6241 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1350.438540][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.438667][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.438751][ T32] Call trace: [ 1350.438822][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1350.438884][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1350.438914][ T32] r4:00000000 [ 1350.438936][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.438978][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1350.439011][ T32] 5d20: dd7a3000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1350.439091][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1350.439125][ T32] 5d60: 800d0013 ffffffff [ 1350.439151][ T32] r5:800d0013 r4:80239bd0 [ 1350.439174][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.439219][ T32] r4:82ac11e4 [ 1350.439281][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.439340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1350.439368][ T32] r4:e0425dc0 [ 1350.439446][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1350.439496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1350.439524][ T32] r4:00000000 [ 1350.439588][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1350.439642][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1350.439667][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.439712][ T32] r5:00001000 r4:dffd1000 [ 1350.439734][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.439817][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.439878][ T32] r5:849a538c r4:849a5000 [ 1350.440020][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.440075][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1350.440137][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.440190][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.440371][ T32] r4:84af8400 [ 1350.440430][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.440559][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1350.440590][ T32] r4:00000001 [ 1350.440611][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.440649][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1350.440679][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.440763][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.440801][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.440835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.440872][ T32] r4:84af1fc0 [ 1350.440894][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.440975][ T32] INFO: task kworker/0:593:6243 blocked for more than 476 seconds. [ 1350.441016][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.441133][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.441224][ T32] task:kworker/0:593 state:D stack:0 pid:6243 tgid:6243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.441275][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.441483][ T32] Call trace: [ 1350.441519][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1350.441570][ T32] r10:829187f4 r9:ecc19d84 r8:00000002 r7:60000113 r6:ecc19d8c r5:859be000 [ 1350.441646][ T32] r4:859be000 [ 1350.441849][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.441963][ T32] r5:859be000 r4:829187f0 [ 1350.441988][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.442108][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.442163][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc19e08 [ 1350.442300][ T32] r4:00000000 [ 1350.442324][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1350.442363][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1350.442404][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1350.442450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546cc80 [ 1350.442478][ T32] r4:00000000 [ 1350.442571][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1350.442784][ T32] r5:00001000 r4:ec753000 ** 6 printk messages dropped ** [ 1350.443251][ T32] r10:61c88647 r9:859be000 r8:853ed5ac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1350.464166][ T32] r4:853f2d00 ** 6 printk messages dropped ** [ 1350.465119][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1350.465459][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1350.465753][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.466181][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1350.466789][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.467381][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.467649][ T32] r5:859bec00 r4:829187f0 ** 3 printk messages dropped ** [ 1350.467868][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.468131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d30c0 ** 10 printk messages dropped ** [ 1350.468631][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1350.469367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1350.470745][ T32] 5d60: 800d0013 ffffffff ** 6 printk messages dropped ** [ 1350.471031][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1350.471690][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.471760][ T32] r4:84af8400 [ 1350.471823][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.471885][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1350.471913][ T32] r4:00000001 [ 1350.472008][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.472183][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1350.472217][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.472251][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.472283][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.472441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.472480][ T32] r4:84af1fc0 [ 1350.472504][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.472529][ T32] INFO: task kworker/0:595:6247 blocked for more than 476 seconds. [ 1350.472562][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.472651][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.472755][ T32] task:kworker/0:595 state:D stack:0 pid:6247 tgid:6247 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.472814][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.472910][ T32] Call trace: [ 1350.472947][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1350.473017][ T32] r10:829187f4 r9:ecc21d84 r8:00000002 r7:60000113 r6:ecc21d8c r5:859bb000 [ 1350.473090][ T32] r4:859bb000 [ 1350.473312][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.498105][ T32] r5:859bb000 r4:829187f0 [ 1350.498208][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.498282][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.498334][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc21e08 [ 1350.498362][ T32] r4:00000000 [ 1350.498443][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1350.498489][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1350.498643][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1350.498694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546d740 [ 1350.498808][ T32] r4:00000000 [ 1350.498887][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1350.498944][ T32] r9:83018005 r8:859bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1350.498972][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.499023][ T32] r5:00001000 r4:ec8b7000 [ 1350.499106][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.499153][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.499316][ T32] r5:85a1c38c r4:85a1c000 [ 1350.499345][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.499396][ T32] r7:dddced40 r6:83018000 r5:85a1c38c r4:853ed780 [ 1350.499421][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.499470][ T32] r10:61c88647 r9:859bb000 r8:853ed7ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.499497][ T32] r4:853ed780 [ 1350.499518][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.499718][ T32] r10:00000000 r9:853ed780 r8:8027ed34 r7:ecc1de60 r6:853ed800 r5:859bb000 [ 1350.499786][ T32] r4:00000001 [ 1350.499818][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.499873][ T32] Exception stack(0xecc21fb0 to 0xecc21ff8) [ 1350.499906][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.499942][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.499973][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.500007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.500033][ T32] r4:853faf40 [ 1350.500517][ T32] INFO: task kworker/0:595:6247 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1350.500562][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.500687][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.500789][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.500992][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1350.502096][ T32] r4:e0425dc0 ** 4 printk messages dropped ** [ 1350.502397][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 9 printk messages dropped ** [ 1350.503021][ T32] r4:84af8400 ** 6 printk messages dropped ** [ 1350.503435][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1350.523198][ T32] r10:829187f4 r9:ecc25d84 r8:00000002 r7:60000013 r6:ecc25d8c r5:85106c00 ** 4 printk messages dropped ** [ 1350.524174][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1350.524763][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1350.525223][ T32] r10:00000000 r9:853ed880 r8:8027ed34 r7:ecc1de60 r6:853ed900 r5:85106c00 ** 10 printk messages dropped ** [ 1350.526186][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.526727][ T32] 5d60: 800d0013 ffffffff ** 6 printk messages dropped ** [ 1350.526992][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1350.528017][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1350.528098][ T32] r4:84af8400 [ 1350.528120][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.528272][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1350.528303][ T32] r4:00000001 [ 1350.528325][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.528362][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1350.528392][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.528425][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.528524][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.528624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.528655][ T32] r4:84af1fc0 [ 1350.528678][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.528795][ T32] INFO: task kworker/0:597:6252 blocked for more than 477 seconds. [ 1350.528834][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.528895][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.528921][ T32] task:kworker/0:597 state:D stack:0 pid:6252 tgid:6252 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.529161][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.529316][ T32] Call trace: [ 1350.529413][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1350.529466][ T32] r10:829187f4 r9:ecbf5d84 r8:00000002 r7:60000013 r6:ecbf5d8c r5:84890c00 [ 1350.529547][ T32] r4:84890c00 [ 1350.529572][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.529621][ T32] r5:84890c00 r4:829187f0 [ 1350.529738][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.529782][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.529834][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbf5e08 [ 1350.529874][ T32] r4:00000000 [ 1350.529896][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1350.529935][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1350.529974][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1350.530060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d3000 [ 1350.530132][ T32] r4:00000000 [ 1350.530167][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1350.530275][ T32] r9:83018005 r8:84890c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1350.530308][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.530355][ T32] r5:00001000 r4:ec8eb000 [ 1350.530380][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.530464][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.530514][ T32] r5:85a1cb8c r4:85a1c800 [ 1350.530595][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.530647][ T32] r7:dddced40 r6:83018000 r5:85a1cb8c r4:853ed980 ** 4 printk messages dropped ** [ 1350.530916][ T32] r10:00000000 r9:853ed980 r8:8027ed34 r7:ecc1de60 r6:853eda00 r5:84890c00 ** 9 printk messages dropped ** [ 1350.532177][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1350.533147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 9 printk messages dropped ** [ 1350.556670][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1350.557722][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.558504][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.559012][ T32] r5:84891800 r4:829187f0 ** 3 printk messages dropped ** [ 1350.559317][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.559542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d3300 ** 9 printk messages dropped ** [ 1350.560056][ T32] r7:dddced40 r6:83018000 r5:85a1d38c r4:853eda80 ** 6 printk messages dropped ** [ 1350.560351][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1350.561280][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1350.562276][ T32] r5:800d0013 r4:80239bd0 ** 7 printk messages dropped ** [ 1350.562661][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.562949][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1350.584440][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 7 printk messages dropped ** [ 1350.584789][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1350.585355][ T32] r5:84892400 r4:829187f0 ** 1 printk messages dropped ** [ 1350.585426][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1350.585918][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.585963][ T32] r5:00001000 r4:ec99d000 [ 1350.586051][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.586181][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.586290][ T32] r5:85a1d78c r4:85a1d400 [ 1350.586320][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.586374][ T32] r7:dddced40 r6:83018000 r5:85a1d78c r4:853edb80 [ 1350.586402][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.586451][ T32] r10:61c88647 r9:84892400 r8:853edbac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.586477][ T32] r4:853edb80 [ 1350.586499][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.586550][ T32] r10:00000000 r9:853edb80 r8:8027ed34 r7:ecc2de60 r6:853edc00 r5:84892400 [ 1350.586635][ T32] r4:00000001 [ 1350.586660][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.586703][ T32] Exception stack(0xecc31fb0 to 0xecc31ff8) [ 1350.586733][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.586767][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.586799][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.586832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.586867][ T32] r4:853d35c0 [ 1350.587283][ T32] INFO: task kworker/0:599:6256 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1350.587324][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.587385][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.587434][ T32] Call trace: [ 1350.587465][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1350.587585][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1350.587618][ T32] r4:00000000 [ 1350.587640][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.587681][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1350.587714][ T32] 5d20: df051000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1350.587748][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1350.587828][ T32] 5d60: 800d0013 ffffffff [ 1350.587863][ T32] r5:800d0013 r4:80239bd0 [ 1350.587887][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.587930][ T32] r4:82ac11e4 [ 1350.587952][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.588037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1350.588069][ T32] r4:e0425dc0 [ 1350.588092][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1350.588138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1350.588207][ T32] r4:00000000 [ 1350.588232][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1350.588281][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1350.588307][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.588351][ T32] r5:00001000 r4:dffd1000 [ 1350.588438][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.588483][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.588527][ T32] r5:849a538c r4:849a5000 [ 1350.588549][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.588597][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1350.588621][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.588735][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.588814][ T32] r4:84af8400 [ 1350.588911][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.588964][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1350.589147][ T32] r4:00000001 [ 1350.589323][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.589476][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1350.589508][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.589542][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.589573][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.589621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.589651][ T32] r4:84af1fc0 [ 1350.589676][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.589743][ T32] INFO: task kworker/0:600:6257 blocked for more than 477 seconds. [ 1350.589779][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1350.589891][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.590255][ T32] r5:84893000 r4:829187f0 [ 1350.590279][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1350.590722][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1350.591315][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1350.592260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1350.593346][ T32] 5d20: df051000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 ** 12 printk messages dropped ** [ 1350.614108][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 11 printk messages dropped ** [ 1350.614628][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 10 printk messages dropped ** [ 1350.615121][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1350.615639][ T32] r5:84893c00 r4:829187f0 [ 1350.615711][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1350.616071][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1350.616116][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1350.616270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d3780 [ 1350.616302][ T32] r4:00000000 [ 1350.616325][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1350.616373][ T32] r9:83018005 r8:84893c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1350.616398][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.616443][ T32] r5:00001000 r4:eca15000 [ 1350.616466][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.616576][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.616625][ T32] r5:85a1df8c r4:85a1dc00 [ 1350.616709][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.616823][ T32] r7:dddced40 r6:83018000 r5:85a1df8c r4:853edd80 [ 1350.616927][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.616981][ T32] r10:61c88647 r9:84893c00 r8:853eddac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.617030][ T32] r4:853edd80 [ 1350.617118][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.617213][ T32] r10:00000000 r9:853edd80 r8:8027ed34 r7:ecc29e60 r6:853ede00 r5:84893c00 [ 1350.617244][ T32] r4:00000001 [ 1350.617265][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.617339][ T32] Exception stack(0xecc35fb0 to 0xecc35ff8) [ 1350.617372][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.617444][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.617543][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.617581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.617668][ T32] r4:853d3540 [ 1350.618144][ T32] INFO: task kworker/0:601:6260 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1350.618193][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.618403][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.618457][ T32] Call trace: [ 1350.618490][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1350.618567][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1350.618644][ T32] r4:00000000 [ 1350.618669][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.618711][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1350.618786][ T32] 5d20: df60a000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1350.618825][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 3 printk messages dropped ** [ 1350.619147][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1350.619440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 11 printk messages dropped ** [ 1350.620284][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1350.620789][ T32] r4:84af1fc0 ** 5 printk messages dropped ** [ 1350.621331][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.621659][ T32] r5:84894800 r4:829187f0 [ 1350.621681][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1350.622228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d3a00 ** 9 printk messages dropped ** [ 1350.622941][ T32] r7:dddced40 r6:83018000 r5:85a1e78c r4:853ede80 ** 7 printk messages dropped ** [ 1350.656256][ T32] Exception stack(0xecc39fb0 to 0xecc39ff8) ** 7 printk messages dropped ** [ 1350.657318][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.657987][ T32] 5d60: 800d0013 ffffffff ** 7 printk messages dropped ** [ 1350.658674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 11 printk messages dropped ** [ 1350.659388][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1350.660176][ T32] r4:84af1fc0 ** 5 printk messages dropped ** [ 1350.660613][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.661187][ T32] r5:84895400 r4:829187f0 ** 3 printk messages dropped ** [ 1350.661400][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.661720][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.662066][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1350.662794][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1350.687146][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1350.687531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 6 printk messages dropped ** [ 1350.687759][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.687920][ T32] r5:00001000 r4:dffd1000 [ 1350.688037][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.688085][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.688167][ T32] r5:849a538c r4:849a5000 [ 1350.688194][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.688267][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1350.688293][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.688342][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.688369][ T32] r4:84af8400 [ 1350.688390][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.688488][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1350.688558][ T32] r4:00000001 [ 1350.688583][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.688622][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1350.688857][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.688896][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.688929][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.688962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.688989][ T32] r4:84af1fc0 [ 1350.689040][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.689075][ T32] INFO: task kworker/0:604:6265 blocked for more than 477 seconds. [ 1350.689152][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.689259][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.689286][ T32] task:kworker/0:604 state:D stack:0 pid:6265 tgid:6265 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.689386][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.689475][ T32] Call trace: [ 1350.689563][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1350.689613][ T32] r10:829187f4 r9:ecc41d84 r8:00000002 r7:60000013 r6:ecc41d8c r5:84896000 [ 1350.689640][ T32] r4:84896000 [ 1350.689662][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.689704][ T32] r5:84896000 r4:829187f0 [ 1350.689731][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.689775][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.689823][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc41e08 [ 1350.689861][ T32] r4:00000000 [ 1350.689884][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1350.689979][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1350.690139][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1350.690195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d3900 [ 1350.690224][ T32] r4:00000000 [ 1350.690245][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1350.690337][ T32] r9:83018005 r8:84896000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1350.690479][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.690566][ T32] r5:00001000 r4:eca45000 [ 1350.690592][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.690635][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.690711][ T32] r5:85a1eb8c r4:85a1e800 [ 1350.690740][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.690790][ T32] r7:dddced40 r6:83018000 r5:85a1eb8c r4:852bb080 [ 1350.690845][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.690903][ T32] r10:61c88647 r9:84896000 r8:852bb0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.690929][ T32] r4:852bb080 [ 1350.690950][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.690997][ T32] r10:00000000 r9:852bb080 r8:8027ed34 r7:ecc39e60 r6:852bb100 r5:84896000 [ 1350.691042][ T32] r4:00000001 [ 1350.691067][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.691105][ T32] Exception stack(0xecc41fb0 to 0xecc41ff8) [ 1350.691134][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.691167][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.691245][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.691283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.691310][ T32] r4:853d3900 [ 1350.691646][ T32] INFO: task kworker/0:604:6265 is blocked on a mutex likely owned by task kworker/1:102:3666. ** 2 printk messages dropped ** [ 1350.691854][ T32] Call trace: ** 7 printk messages dropped ** [ 1350.692176][ T32] 5d60: 800d0013 ffffffff ** 6 printk messages dropped ** [ 1350.692513][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1350.693361][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1350.706458][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1350.707091][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.707345][ T32] r5:84896c00 r4:829187f0 ** 3 printk messages dropped ** [ 1350.707506][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.707660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b4000 ** 10 printk messages dropped ** [ 1350.708192][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1350.708912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1350.710061][ T32] 5d20: e049e000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 ** 12 printk messages dropped ** [ 1350.710747][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 2 printk messages dropped ** [ 1350.710842][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.710886][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.711047][ T32] r5:849a538c r4:849a5000 [ 1350.711073][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.711187][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1350.711215][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.711311][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.711389][ T32] r4:84af8400 [ 1350.711466][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.711519][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1350.711601][ T32] r4:00000001 [ 1350.711701][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.711742][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1350.711824][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.711869][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.711902][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.711936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.711963][ T32] r4:84af1fc0 [ 1350.712125][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.712157][ T32] INFO: task kworker/0:606:6269 blocked for more than 477 seconds. [ 1350.712190][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.712218][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.712253][ T32] task:kworker/0:606 state:D stack:0 pid:6269 tgid:6269 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.712307][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.712350][ T32] Call trace: [ 1350.712381][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1350.712431][ T32] r10:829187f4 r9:ecc51d84 r8:00000002 r7:60000113 r6:ecc51d8c r5:859eec00 [ 1350.712519][ T32] r4:859eec00 [ 1350.712558][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.712655][ T32] r5:859eec00 r4:829187f0 [ 1350.712682][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.712723][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.712771][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc51e08 [ 1350.712797][ T32] r4:00000000 [ 1350.712881][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1350.712973][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1350.713057][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1350.713173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d3e00 [ 1350.713203][ T32] r4:00000000 [ 1350.713226][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1350.713275][ T32] r9:83018005 r8:859eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1350.713363][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.734060][ T32] r5:00001000 r4:eca6b000 [ 1350.734118][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.734190][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.734238][ T32] r5:85a1ef8c r4:85a1ec00 [ 1350.734260][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.734311][ T32] r7:dddced40 r6:83018000 r5:85a1ef8c r4:852bb280 [ 1350.734335][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.734384][ T32] r10:61c88647 r9:859eec00 r8:852bb2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.734411][ T32] r4:852bb280 [ 1350.734433][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.734485][ T32] r10:00000000 r9:852bb280 r8:8027ed34 r7:ecc45e60 r6:853e2380 r5:859eec00 [ 1350.734544][ T32] r4:00000001 [ 1350.734594][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.734769][ T32] Exception stack(0xecc51fb0 to 0xecc51ff8) [ 1350.734877][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.734928][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1350.735570][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1350.736888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 9 printk messages dropped ** [ 1350.737634][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.738153][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1350.738547][ T32] r4:84af1fc0 ** 6 printk messages dropped ** [ 1350.738922][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.739213][ T32] r5:859e0000 r4:829187f0 ** 2 printk messages dropped ** [ 1350.739579][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc59e08 [ 1350.739610][ T32] r4:00000000 [ 1350.739632][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1350.739672][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1350.739711][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1350.739756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d3f00 [ 1350.739784][ T32] r4:00000000 [ 1350.739804][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1350.739859][ T32] r9:83018005 r8:859e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1350.739886][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.739968][ T32] r5:00001000 r4:eca79000 [ 1350.740030][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.740120][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.740169][ T32] r5:85a1f38c r4:85a1f000 [ 1350.740193][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.740242][ T32] r7:dddced40 r6:83018000 r5:85a1f38c r4:852bb300 [ 1350.740266][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.740355][ T32] r10:61c88647 r9:859e0000 r8:852bb32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.740386][ T32] r4:852bb300 [ 1350.740484][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.740538][ T32] r10:00000000 r9:852bb300 r8:8027ed34 r7:ecc45e60 r6:853e2400 r5:859e0000 [ 1350.740612][ T32] r4:00000001 [ 1350.740636][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.740676][ T32] Exception stack(0xecc59fb0 to 0xecc59ff8) ** 1 printk messages dropped ** [ 1350.740741][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.741638][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1350.741960][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1350.742155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 11 printk messages dropped ** [ 1350.742805][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1350.777453][ T32] INFO: task kworker/0:608:6274 blocked for more than 477 seconds. ** 9 printk messages dropped ** [ 1350.778029][ T32] r5:859ed400 r4:829187f0 [ 1350.778058][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.778157][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.778383][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc65e08 [ 1350.778422][ T32] r4:00000000 [ 1350.778444][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1350.778613][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1350.778661][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1350.778707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b4140 [ 1350.778779][ T32] r4:00000000 [ 1350.778866][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1350.778923][ T32] r9:83018005 r8:859ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1350.779036][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.779190][ T32] r5:00001000 r4:eca99000 [ 1350.779305][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.779352][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.779397][ T32] r5:85a1fb8c r4:85a1f800 [ 1350.779505][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.779560][ T32] r7:dddced40 r6:83018000 r5:85a1fb8c r4:852bb380 [ 1350.779584][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.779634][ T32] r10:61c88647 r9:859ed400 r8:852bb3ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.779661][ T32] r4:852bb380 [ 1350.779682][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.779835][ T32] r10:00000000 r9:852bb380 r8:8027ed34 r7:ecc45e60 r6:853e2480 r5:859ed400 [ 1350.779877][ T32] r4:00000001 [ 1350.779899][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.779978][ T32] Exception stack(0xecc65fb0 to 0xecc65ff8) [ 1350.780013][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.780048][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.780119][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.780218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.780280][ T32] r4:852b4280 [ 1350.780737][ T32] INFO: task kworker/0:608:6274 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1350.780866][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.781006][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.781113][ T32] Call trace: [ 1350.781210][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1350.781376][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 8 printk messages dropped ** [ 1350.782023][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1350.782310][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.782807][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1350.792596][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 7 printk messages dropped ** [ 1350.793242][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1350.794540][ T32] r4:859e8c00 ** 1 printk messages dropped ** [ 1350.794653][ T32] r5:859e8c00 r4:829187f0 ** 2 printk messages dropped ** [ 1350.794767][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc69e08 ** 8 printk messages dropped ** [ 1350.795185][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1350.795574][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.795623][ T32] r10:61c88647 r9:859e8c00 r8:852bb42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.795663][ T32] r4:852bb400 [ 1350.795777][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.795873][ T32] r10:00000000 r9:852bb400 r8:8027ed34 r7:ecc65e60 r6:853e2500 r5:859e8c00 [ 1350.795906][ T32] r4:00000001 [ 1350.795929][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.795967][ T32] Exception stack(0xecc69fb0 to 0xecc69ff8) [ 1350.796082][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.796126][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.796195][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.796234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.796263][ T32] r4:852b4280 [ 1350.796688][ T32] INFO: task kworker/0:609:6275 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1350.796795][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.797091][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.797154][ T32] Call trace: [ 1350.797269][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1350.797324][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1350.797358][ T32] r4:00000000 [ 1350.797379][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.797499][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1350.797538][ T32] 5d20: e1353000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1350.797572][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1350.797646][ T32] 5d60: 800d0013 ffffffff [ 1350.797678][ T32] r5:800d0013 r4:80239bd0 [ 1350.797703][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.797748][ T32] r4:82ac11e4 [ 1350.797770][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.797864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1350.797895][ T32] r4:e0425dc0 [ 1350.797917][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1350.797986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1350.798043][ T32] r4:00000000 [ 1350.798067][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1350.798116][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1350.798142][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.798304][ T32] r5:00001000 r4:dffd1000 [ 1350.798331][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1350.798516][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1350.799248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1350.800201][ T32] r5:84890000 r4:829187f0 [ 1350.800228][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1350.800561][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.800802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b4300 [ 1350.800878][ T32] r4:00000000 [ 1350.800910][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1350.800995][ T32] r9:83018005 r8:84890000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1350.801108][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.801224][ T32] r5:00001000 r4:ecaab000 [ 1350.801251][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.801332][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.801426][ T32] r5:85a1ff8c r4:85a1fc00 [ 1350.801469][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.801521][ T32] r7:dddced40 r6:83018000 r5:85a1ff8c r4:852bb480 [ 1350.801545][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.801592][ T32] r10:61c88647 r9:84890000 r8:852bb4ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.801619][ T32] r4:852bb480 [ 1350.801639][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.801738][ T32] r10:00000000 r9:852bb480 r8:8027ed34 r7:ecc69e60 r6:852bb500 r5:84890000 [ 1350.801769][ T32] r4:00000001 [ 1350.801791][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.801828][ T32] Exception stack(0xecc49fb0 to 0xecc49ff8) [ 1350.801864][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.801899][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.801955][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.802030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.802061][ T32] r4:852b4080 [ 1350.802316][ T32] INFO: task kworker/0:610:6276 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1350.802414][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.802600][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.803156][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 7 printk messages dropped ** [ 1350.834194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 8 printk messages dropped ** [ 1350.834689][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1350.835380][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1350.835811][ T32] INFO: task kworker/0:611:6279 blocked for more than 477 seconds. ** 9 printk messages dropped ** [ 1350.836553][ T32] r5:84958000 r4:829187f0 [ 1350.836640][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1350.836849][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.837109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b4480 [ 1350.837138][ T32] r4:00000000 [ 1350.837159][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1350.837307][ T32] r9:83018005 r8:84958000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1350.837344][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.837390][ T32] r5:00001000 r4:ecab5000 [ 1350.837412][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.837452][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.837496][ T32] r5:85a2838c r4:85a28000 [ 1350.837518][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.837618][ T32] r7:dddced40 r6:83018000 r5:85a2838c r4:852bb580 [ 1350.837650][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.837772][ T32] r10:61c88647 r9:84958000 r8:852bb5ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.837805][ T32] r4:852bb580 [ 1350.837826][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.837884][ T32] r10:00000000 r9:852bb580 r8:8027ed34 r7:ecc69e60 r6:852bb600 r5:84958000 [ 1350.837912][ T32] r4:00000001 [ 1350.838026][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.838129][ T32] Exception stack(0xecc6dfb0 to 0xecc6dff8) [ 1350.838162][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.838321][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.838357][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.838392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.838493][ T32] r4:852b45c0 [ 1350.838924][ T32] INFO: task kworker/0:611:6279 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1350.838966][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.839127][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.839235][ T32] Call trace: [ 1350.839317][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1350.839444][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1350.839561][ T32] r4:00000000 [ 1350.839586][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.839629][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1350.839663][ T32] 5d20: e1b56000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1350.839697][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1350.839849][ T32] 5d60: 800d0013 ffffffff [ 1350.839888][ T32] r5:800d0013 r4:80239bd0 ** 3 printk messages dropped ** [ 1350.840076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 9 printk messages dropped ** [ 1350.840454][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.840968][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1350.841333][ T32] r4:84af1fc0 ** 5 printk messages dropped ** [ 1350.841734][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.842137][ T32] r5:84958c00 r4:829187f0 [ 1350.842164][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1350.842437][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1350.842995][ T32] r7:dddced40 r6:83018000 r5:85a2878c r4:852bb680 ** 9 printk messages dropped ** [ 1350.866288][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.867345][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1350.867481][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1350.867572][ T32] 5d20: e219f000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1350.867615][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1350.867664][ T32] 5d60: 800d0013 ffffffff [ 1350.867693][ T32] r5:800d0013 r4:80239bd0 [ 1350.867716][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.867886][ T32] r4:82ac11e4 [ 1350.867916][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.867966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1350.867994][ T32] r4:e0425dc0 [ 1350.868016][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1350.868096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1350.868209][ T32] r4:00000000 [ 1350.868234][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1350.868286][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1350.868312][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.868357][ T32] r5:00001000 r4:dffd1000 [ 1350.868379][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.868420][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.868468][ T32] r5:849a538c r4:849a5000 [ 1350.868516][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.868600][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1350.868710][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.868774][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.868801][ T32] r4:84af8400 [ 1350.868823][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.868878][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1350.868906][ T32] r4:00000001 [ 1350.868928][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.869021][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1350.869117][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.869156][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.869187][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.869220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.869248][ T32] r4:84af1fc0 ** 2 printk messages dropped ** [ 1350.869337][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1350.869970][ T32] r5:84959800 r4:829187f0 [ 1350.870120][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1350.870390][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.870626][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.870980][ T32] r5:85a28f8c r4:85a28c00 ** 6 printk messages dropped ** [ 1350.871387][ T32] r10:00000000 r9:852bb780 r8:8027ed34 r7:ecc69e60 r6:852bb800 r5:84959800 ** 10 printk messages dropped ** [ 1350.872340][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.872954][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1350.897909][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 11 printk messages dropped ** [ 1350.898672][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 4 printk messages dropped ** [ 1350.899188][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.899281][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.899320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.899347][ T32] r4:84af1fc0 [ 1350.899373][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.899453][ T32] INFO: task kworker/0:614:6285 blocked for more than 477 seconds. [ 1350.899557][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.899591][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.899706][ T32] task:kworker/0:614 state:D stack:0 pid:6285 tgid:6285 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.899801][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.899913][ T32] Call trace: [ 1350.900037][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1350.900095][ T32] r10:829187f4 r9:ecc4dd84 r8:00000002 r7:60000113 r6:ecc4dd8c r5:8495a400 [ 1350.900123][ T32] r4:8495a400 [ 1350.900145][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.900233][ T32] r5:8495a400 r4:829187f0 [ 1350.900260][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.900303][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.900411][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc4de08 [ 1350.900505][ T32] r4:00000000 [ 1350.900570][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1350.900619][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1350.900662][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1350.900731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b4a80 [ 1350.900763][ T32] r4:00000000 [ 1350.900786][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1350.900835][ T32] r9:83018005 r8:8495a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1350.900919][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.900969][ T32] r5:00001000 r4:ecb11000 [ 1350.901088][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.901175][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.901320][ T32] r5:85a2938c r4:85a29000 [ 1350.901442][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.901647][ T32] r7:dddced40 r6:83018000 r5:85a2938c r4:852bb880 [ 1350.901677][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.901775][ T32] r10:61c88647 r9:8495a400 r8:852bb8ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1350.902241][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1350.903166][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1350.912466][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1350.912957][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.913221][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1350.920234][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.920601][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1350.921521][ T32] r5:8495b000 r4:829187f0 ** 3 printk messages dropped ** [ 1350.921772][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.922319][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.922624][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1350.937715][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1350.938824][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1350.939424][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1350.939890][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.940166][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.940213][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.940261][ T32] r5:849a538c r4:849a5000 [ 1350.940288][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.940340][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1350.940364][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.940472][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.940503][ T32] r4:84af8400 [ 1350.940610][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.940717][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1350.940747][ T32] r4:00000001 [ 1350.940768][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.940889][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1350.940924][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.940962][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.940997][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.941030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.941098][ T32] r4:84af1fc0 [ 1350.941129][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.941162][ T32] INFO: task kworker/0:616:6289 blocked for more than 477 seconds. [ 1350.941199][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.941230][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.941293][ T32] task:kworker/0:616 state:D stack:0 pid:6289 tgid:6289 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.941348][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.941476][ T32] Call trace: [ 1350.941509][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1350.941559][ T32] r10:829187f4 r9:ecc81d84 r8:00000002 r7:60000013 r6:ecc81d8c r5:8495bc00 [ 1350.941661][ T32] r4:8495bc00 [ 1350.941734][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.941782][ T32] r5:8495bc00 r4:829187f0 [ 1350.941872][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.941919][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.941983][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc81e08 [ 1350.942036][ T32] r4:00000000 [ 1350.942061][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1350.942140][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1350.942227][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1350.942443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b4d00 [ 1350.942543][ T32] r4:00000000 [ 1350.942569][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1350.942656][ T32] r9:83018005 r8:8495bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1350.942758][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.942880][ T32] r5:00001000 r4:ecb33000 [ 1350.942911][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.942954][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.943002][ T32] r5:85a29b8c r4:85a29800 [ 1350.943043][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.943094][ T32] r7:dddced40 r6:83018000 r5:85a29b8c r4:852bba80 [ 1350.943120][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.943171][ T32] r10:61c88647 r9:8495bc00 r8:852bbaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.943198][ T32] r4:852bba80 [ 1350.943219][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1350.963932][ T32] Exception stack(0xecc81fb0 to 0xecc81ff8) ** 7 printk messages dropped ** [ 1350.964995][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.965721][ T32] 5d60: 800d0013 ffffffff ** 7 printk messages dropped ** [ 1350.966198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 9 printk messages dropped ** [ 1350.967007][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 7 printk messages dropped ** [ 1350.967379][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 6 printk messages dropped ** [ 1350.967758][ T32] INFO: task kworker/0:617:6291 blocked for more than 477 seconds. ** 9 printk messages dropped ** [ 1350.968880][ T32] r5:8495c800 r4:829187f0 ** 2 printk messages dropped ** [ 1350.969089][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc85e08 ** 8 printk messages dropped ** [ 1350.969494][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1350.970111][ T32] r10:00000000 r9:852bbb80 r8:8027ed34 r7:ecc81e60 r6:852bbc00 r5:8495c800 ** 9 printk messages dropped ** [ 1350.970838][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1350.972313][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1350.972624][ T32] r5:00001000 r4:dffd1000 ** 6 printk messages dropped ** [ 1350.973059][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1350.994132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1350.994891][ T32] r10:829187f4 r9:ecc8dd84 r8:00000002 r7:60000113 r6:ecc8dd8c r5:8495d400 ** 5 printk messages dropped ** [ 1350.995260][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc8de08 ** 10 printk messages dropped ** [ 1350.995821][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1350.995877][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.995922][ T32] r5:85a2ab8c r4:85a2a800 [ 1350.996063][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.996238][ T32] r7:dddced40 r6:83018000 r5:85a2ab8c r4:852bbc80 [ 1350.996396][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.996449][ T32] r10:61c88647 r9:8495d400 r8:852bbcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.996476][ T32] r4:852bbc80 [ 1350.996504][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.996573][ T32] r10:00000000 r9:852bbc80 r8:8027ed34 r7:ecc85e60 r6:852bbd00 r5:8495d400 [ 1350.996605][ T32] r4:00000001 [ 1350.996628][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.996783][ T32] Exception stack(0xecc8dfb0 to 0xecc8dff8) [ 1350.996945][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.997186][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.997234][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.997289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.997320][ T32] r4:852b4ec0 [ 1350.997735][ T32] INFO: task kworker/0:618:6294 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1350.997774][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.997875][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.997955][ T32] Call trace: [ 1350.997991][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1350.998165][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1350.998261][ T32] r4:00000000 [ 1350.998286][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.998329][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1350.998363][ T32] 5d20: e3499000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1350.998402][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1350.998540][ T32] 5d60: 800d0013 ffffffff [ 1350.998636][ T32] r5:800d0013 r4:80239bd0 [ 1350.998663][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.998982][ T32] r4:82ac11e4 [ 1350.999147][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.999297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1350.999328][ T32] r4:e0425dc0 [ 1350.999351][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1350.999720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1351.000060][ T32] r4:00000000 [ 1351.000093][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.000179][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1351.000210][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.000257][ T32] r5:00001000 r4:dffd1000 [ 1351.000520][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.000567][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.000651][ T32] r5:849a538c r4:849a5000 [ 1351.000787][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.000846][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1351.001038][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.001096][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.001124][ T32] r4:84af8400 [ 1351.001177][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.001233][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 6 printk messages dropped ** [ 1351.001714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1351.002509][ T32] r5:8495e000 r4:829187f0 [ 1351.002577][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1351.002696][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.002960][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1351.025089][ T32] r10:61c88647 r9:8495e000 r8:852bbdac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1351.025466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1351.027029][ T32] 5d60: 800d0013 ffffffff ** 7 printk messages dropped ** [ 1351.027644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 10 printk messages dropped ** [ 1351.028881][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1351.029798][ T32] r4:84af1fc0 ** 5 printk messages dropped ** [ 1351.030195][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.030315][ T32] Call trace: [ 1351.030369][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1351.030425][ T32] r10:829187f4 r9:ecca9d84 r8:00000002 r7:60000013 r6:ecca9d8c r5:8495ec00 [ 1351.030454][ T32] r4:8495ec00 [ 1351.030476][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.030520][ T32] r5:8495ec00 r4:829187f0 [ 1351.030542][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.030658][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.030831][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecca9e08 [ 1351.030877][ T32] r4:00000000 [ 1351.030900][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1351.030942][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1351.031029][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.031079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d3840 [ 1351.031106][ T32] r4:00000000 [ 1351.031126][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.031258][ T32] r9:83018205 r8:8495ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1351.031290][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.031398][ T32] r5:00001000 r4:eccc9000 [ 1351.031423][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.031518][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.031591][ T32] r5:8599438c r4:85994000 [ 1351.031616][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.031664][ T32] r7:ddde2d40 r6:83018200 r5:8599438c r4:853e2580 [ 1351.031746][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.031831][ T32] r10:61c88647 r9:8495ec00 r8:853e25ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.031934][ T32] r4:853e2580 [ 1351.031959][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.032006][ T32] r10:00000000 r9:853e2580 r8:8027ed34 r7:ecbd5e60 r6:852bbe80 r5:8495ec00 [ 1351.032033][ T32] r4:00000001 [ 1351.032053][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.032130][ T32] Exception stack(0xecca9fb0 to 0xecca9ff8) [ 1351.032209][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.032249][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.032321][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.032398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.032467][ T32] r4:852d3340 [ 1351.032735][ T32] INFO: task kworker/1:957:6296 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1351.032815][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.032903][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.033008][ T32] Call trace: [ 1351.033081][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1351.033136][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1351.033165][ T32] r4:00000000 [ 1351.033200][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.033245][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1351.033277][ T32] 5d20: e38c7000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1351.033331][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1351.055521][ T32] 5d60: 800d0013 ffffffff [ 1351.055637][ T32] r5:800d0013 r4:80239bd0 [ 1351.055668][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 1 printk messages dropped ** [ 1351.055765][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1351.056316][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1351.057284][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 7 printk messages dropped ** [ 1351.058136][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1351.059130][ T32] r5:859d0000 r4:829187f0 ** 2 printk messages dropped ** [ 1351.059327][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc9de08 ** 10 printk messages dropped ** [ 1351.059770][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1351.060755][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1351.061076][ T32] r4:852a52c0 ** 4 printk messages dropped ** [ 1351.062050][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1351.062654][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1351.062954][ T32] r5:00001000 r4:dffd1000 ** 5 printk messages dropped ** [ 1351.087850][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1351.087959][ T32] r4:84af8400 [ 1351.087981][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.088031][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1351.088057][ T32] r4:00000001 [ 1351.088080][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.088118][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1351.088153][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.088187][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.088220][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.088276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.088332][ T32] r4:84af1fc0 [ 1351.088395][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.088439][ T32] INFO: task kworker/0:621:6301 blocked for more than 477 seconds. [ 1351.088476][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.088529][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.088558][ T32] task:kworker/0:621 state:D stack:0 pid:6301 tgid:6301 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.088636][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.088687][ T32] Call trace: [ 1351.088721][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1351.088775][ T32] r10:829187f4 r9:eccb9d84 r8:00000002 r7:60000013 r6:eccb9d8c r5:859d0c00 [ 1351.088802][ T32] r4:859d0c00 [ 1351.088854][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.088906][ T32] r5:859d0c00 r4:829187f0 [ 1351.088951][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.088997][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.089068][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb9e08 [ 1351.089100][ T32] r4:00000000 [ 1351.089123][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1351.089164][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1351.089206][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.089251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a5800 [ 1351.089299][ T32] r4:00000000 [ 1351.089325][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.089376][ T32] r9:83018005 r8:859d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1351.089401][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.089446][ T32] r5:00001000 r4:eccd3000 [ 1351.089468][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.089509][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.089553][ T32] r5:85a2b78c r4:85a2b400 [ 1351.089575][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.089621][ T32] r7:dddced40 r6:83018000 r5:85a2b78c r4:85226000 [ 1351.089645][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.089692][ T32] r10:61c88647 r9:859d0c00 r8:8522602c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.089718][ T32] r4:85226000 [ 1351.089739][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.089785][ T32] r10:00000000 r9:85226000 r8:8027ed34 r7:ecc9de60 r6:85226080 r5:859d0c00 [ 1351.089811][ T32] r4:00000001 [ 1351.089832][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.089903][ T32] Exception stack(0xeccb9fb0 to 0xeccb9ff8) [ 1351.089936][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.089970][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.090024][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1351.090751][ T32] Call trace: ** 7 printk messages dropped ** [ 1351.091040][ T32] 5d60: 800d0013 ffffffff ** 5 printk messages dropped ** [ 1351.091270][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1351.091574][ T32] r5:00001000 r4:dffd1000 ** 5 printk messages dropped ** [ 1351.091802][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1351.092190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1351.092666][ T32] r4:859d1800 ** 1 printk messages dropped ** [ 1351.092729][ T32] r5:859d1800 r4:829187f0 ** 5 printk messages dropped ** [ 1351.092960][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1351.108300][ T32] r5:85a2b38c r4:85a2b000 ** 4 printk messages dropped ** [ 1351.108540][ T32] r4:85226100 [ 1351.108563][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.108612][ T32] r10:00000000 r9:85226100 r8:8027ed34 r7:eccb9e60 r6:85226180 r5:859d1800 [ 1351.108640][ T32] r4:00000001 [ 1351.108662][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.108722][ T32] Exception stack(0xeccc1fb0 to 0xeccc1ff8) [ 1351.108759][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.108793][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.108826][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.108870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.108928][ T32] r4:852a5780 [ 1351.109341][ T32] INFO: task kworker/0:622:6303 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1351.109381][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.109491][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.109543][ T32] Call trace: [ 1351.109576][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1351.109630][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1351.109668][ T32] r4:00000000 [ 1351.109694][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.109735][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1351.109767][ T32] 5d20: e47ab000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1351.109801][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1351.109850][ T32] 5d60: 800d0013 ffffffff [ 1351.109885][ T32] r5:800d0013 r4:80239bd0 [ 1351.109919][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.109967][ T32] r4:82ac11e4 [ 1351.109990][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.110156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1351.110202][ T32] r4:e0425dc0 [ 1351.110246][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.110298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1351.110325][ T32] r4:00000000 [ 1351.110347][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.110396][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1351.110422][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.110466][ T32] r5:00001000 r4:dffd1000 [ 1351.110488][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.110528][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.110574][ T32] r5:849a538c r4:849a5000 [ 1351.110595][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.110644][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1351.110696][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1351.111039][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 9 printk messages dropped ** [ 1351.111411][ T32] task:kworker/1:958 state:D stack:0 pid:6305 tgid:6305 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.111723][ T32] r5:859d2400 r4:829187f0 ** 1 printk messages dropped ** [ 1351.111813][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.112211][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1351.112651][ T32] r10:00000000 r9:853e2600 r8:8027ed34 r7:ecbd5e60 r6:85226200 r5:859d2400 ** 9 printk messages dropped ** [ 1351.113370][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1351.126144][ T32] r4:e0425dc0 ** 4 printk messages dropped ** [ 1351.126363][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 12 printk messages dropped ** [ 1351.126915][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1351.127153][ T32] r4:84af1fc0 ** 6 printk messages dropped ** [ 1351.127451][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.127660][ T32] r5:859d3000 r4:829187f0 ** 3 printk messages dropped ** [ 1351.127861][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.128099][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1351.128629][ T32] r4:85226280 ** 7 printk messages dropped ** [ 1351.128934][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1351.129778][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1351.130094][ T32] r4:e0425dc0 ** 4 printk messages dropped ** [ 1351.130287][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1351.130327][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.130414][ T32] r5:00001000 r4:dffd1000 [ 1351.130462][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.130507][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.130552][ T32] r5:849a538c r4:849a5000 [ 1351.130575][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.130624][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1351.130650][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.130698][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.130747][ T32] r4:84af8400 [ 1351.130782][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.130865][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1351.130897][ T32] r4:00000001 [ 1351.130918][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.130977][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1351.131010][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.131045][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.131076][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.131111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.131147][ T32] r4:84af1fc0 [ 1351.131180][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.131210][ T32] INFO: task kworker/0:624:6309 blocked for more than 477 seconds. [ 1351.131242][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.131314][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.131340][ T32] task:kworker/0:624 state:D stack:0 pid:6309 tgid:6309 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.131388][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.131431][ T32] Call trace: [ 1351.131489][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1351.131560][ T32] r10:829187f4 r9:eccddd84 r8:00000002 r7:60000013 r6:eccddd8c r5:859d3c00 [ 1351.131627][ T32] r4:859d3c00 [ 1351.131676][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.131724][ T32] r5:859d3c00 r4:829187f0 [ 1351.131746][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.131795][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.131853][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccdde08 [ 1351.131904][ T32] r4:00000000 [ 1351.131949][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1351.132014][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1351.132081][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.132130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a58c0 [ 1351.132158][ T32] r4:00000000 [ 1351.132178][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.132229][ T32] r9:83018005 r8:859d3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1351.132255][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.132299][ T32] r5:00001000 r4:eccd9000 [ 1351.132335][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.132381][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.132424][ T32] r5:85a2bb8c r4:85a2b800 [ 1351.132445][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.132491][ T32] r7:dddced40 r6:83018000 r5:85a2bb8c r4:85226380 [ 1351.132515][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.132562][ T32] r10:61c88647 r9:859d3c00 r8:852263ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.132590][ T32] r4:85226380 [ 1351.132611][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.132680][ T32] r10:00000000 r9:85226380 r8:8027ed34 r7:ecccde60 r6:85226400 r5:859d3c00 [ 1351.132711][ T32] r4:00000001 [ 1351.132732][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.132768][ T32] Exception stack(0xeccddfb0 to 0xeccddff8) [ 1351.132797][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.132877][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.132914][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.132949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.132975][ T32] r4:852a5900 [ 1351.133211][ T32] INFO: task kworker/0:624:6309 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1351.133257][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.133319][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.153739][ T32] Call trace: [ 1351.153827][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1351.153918][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1351.153972][ T32] r4:00000000 [ 1351.154000][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.154073][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1351.154133][ T32] 5d20: e4dce000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1351.154194][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1351.154230][ T32] 5d60: 800d0013 ffffffff [ 1351.154258][ T32] r5:800d0013 r4:80239bd0 [ 1351.154309][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.154361][ T32] r4:82ac11e4 [ 1351.154384][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.154429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1351.154457][ T32] r4:e0425dc0 [ 1351.154478][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.154579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1351.154633][ T32] r4:00000000 [ 1351.154657][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1351.154915][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1351.155530][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.155912][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.156132][ T32] r5:859f0000 r4:829187f0 [ 1351.156165][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1351.156371][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1351.156873][ T32] r7:dddced40 r6:83018000 r5:85a3438c r4:85226480 ** 10 printk messages dropped ** [ 1351.157290][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.157928][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.158030][ T32] Call trace: [ 1351.158096][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1351.158190][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1351.158222][ T32] r4:00000000 [ 1351.158244][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.158284][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1351.158318][ T32] 5d20: e4dce000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1351.158352][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1351.158380][ T32] 5d60: 800d0013 ffffffff [ 1351.158405][ T32] r5:800d0013 r4:80239bd0 [ 1351.158426][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.158469][ T32] r4:82ac11e4 [ 1351.158491][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.158535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1351.158562][ T32] r4:e0425dc0 [ 1351.158610][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.158661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1351.158688][ T32] r4:00000000 [ 1351.158709][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.158780][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1351.158830][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.158884][ T32] r5:00001000 r4:dffd1000 [ 1351.158906][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.158946][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.158989][ T32] r5:849a538c r4:849a5000 [ 1351.159034][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.159088][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1351.159112][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.159159][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.159196][ T32] r4:84af8400 [ 1351.159220][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.159269][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 2 printk messages dropped ** [ 1351.159399][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 9 printk messages dropped ** [ 1351.159707][ T32] task:kworker/0:626 state:D stack:0 pid:6313 tgid:6313 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.160040][ T32] r5:859f1800 r4:829187f0 ** 3 printk messages dropped ** [ 1351.160250][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.160545][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1351.161062][ T32] r10:61c88647 r9:859f1800 r8:8522652c r7:82804d40 r6:dddced40 r5:dddced60 ** 11 printk messages dropped ** [ 1351.161699][ T32] INFO: task kworker/0:626:6313 is blocked on a mutex likely owned by task kworker/1:102:3666. ** 12 printk messages dropped ** [ 1351.162286][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 13 printk messages dropped ** [ 1351.162945][ T32] r5:849a538c r4:849a5000 ** 6 printk messages dropped ** [ 1351.163209][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 5 printk messages dropped ** [ 1351.186295][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.186357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.186388][ T32] r4:84af1fc0 [ 1351.186414][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.186470][ T32] INFO: task kworker/0:627:6314 blocked for more than 477 seconds. [ 1351.186516][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.186547][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.186571][ T32] task:kworker/0:627 state:D stack:0 pid:6314 tgid:6314 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.186633][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.186697][ T32] Call trace: [ 1351.186754][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1351.186819][ T32] r10:829187f4 r9:ecd05d84 r8:00000002 r7:60000113 r6:ecd05d8c r5:859f2400 [ 1351.186861][ T32] r4:859f2400 [ 1351.186886][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.186932][ T32] r5:859f2400 r4:829187f0 [ 1351.186978][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.187026][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.187097][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd05e08 [ 1351.187150][ T32] r4:00000000 [ 1351.187175][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1351.187216][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1351.187258][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.187302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b4e80 [ 1351.187344][ T32] r4:00000000 [ 1351.187368][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.187419][ T32] r9:83018005 r8:859f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1351.187446][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.187517][ T32] r5:00001000 r4:dfb57000 [ 1351.187544][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.187587][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.187642][ T32] r5:85a34b8c r4:85a34800 [ 1351.187668][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.187718][ T32] r7:dddced40 r6:83018000 r5:85a34b8c r4:85226580 [ 1351.187743][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.187817][ T32] r10:61c88647 r9:859f2400 r8:852265ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.187850][ T32] r4:85226580 [ 1351.187873][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.187922][ T32] r10:00000000 r9:85226580 r8:8027ed34 r7:ecd01e60 r6:853e2780 r5:859f2400 [ 1351.187948][ T32] r4:00000001 [ 1351.187979][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.188021][ T32] Exception stack(0xecd05fb0 to 0xecd05ff8) [ 1351.188051][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.188084][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.188136][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.188174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.188202][ T32] r4:852a5f00 [ 1351.188615][ T32] INFO: task kworker/0:627:6314 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1351.188664][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.188794][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.188851][ T32] Call trace: [ 1351.188908][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1351.188965][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1351.188994][ T32] r4:00000000 [ 1351.189016][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.189056][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1351.189112][ T32] 5d20: e547a000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1351.189150][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1351.189180][ T32] 5d60: 800d0013 ffffffff [ 1351.189223][ T32] r5:800d0013 r4:80239bd0 [ 1351.189249][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.189294][ T32] r4:82ac11e4 [ 1351.189316][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.189361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1351.189388][ T32] r4:e0425dc0 [ 1351.189431][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.189480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 7 printk messages dropped ** [ 1351.189838][ T32] r5:849a538c r4:849a5000 ** 6 printk messages dropped ** [ 1351.190227][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 ** 9 printk messages dropped ** [ 1351.190599][ T32] INFO: task kworker/0:628:6316 blocked for more than 477 seconds. ** 9 printk messages dropped ** [ 1351.191026][ T32] r5:859f3000 r4:829187f0 [ 1351.191047][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.191121][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1351.191202][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.191444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85203900 ** 7 printk messages dropped ** [ 1351.191793][ T32] r5:85a36b8c r4:85a36800 ** 4 printk messages dropped ** [ 1351.191979][ T32] r4:85226600 ** 3 printk messages dropped ** [ 1351.192147][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1351.192693][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.193118][ T32] 5d60: 800d0013 ffffffff ** 5 printk messages dropped ** [ 1351.193313][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1351.214103][ T32] r5:00001000 r4:dffd1000 ** 6 printk messages dropped ** [ 1351.214408][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1351.214783][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1351.215197][ T32] Call trace: [ 1351.215235][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1351.215290][ T32] r10:829187f4 r9:ecd11d84 r8:00000002 r7:60000113 r6:ecd11d8c r5:859f4800 [ 1351.215317][ T32] r4:859f4800 [ 1351.215339][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.215382][ T32] r5:859f4800 r4:829187f0 [ 1351.215404][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.215454][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.215530][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd11e08 [ 1351.215576][ T32] r4:00000000 [ 1351.215600][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1351.215641][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1351.215679][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.215723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85203040 [ 1351.215749][ T32] r4:00000000 [ 1351.215770][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.215817][ T32] r9:83018005 r8:859f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1351.215848][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.215895][ T32] r5:00001000 r4:eb4bd000 [ 1351.215939][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.215984][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.216028][ T32] r5:85a34f8c r4:85a34c00 [ 1351.216072][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.216122][ T32] r7:dddced40 r6:83018000 r5:85a34f8c r4:85226680 [ 1351.216159][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.216211][ T32] r10:61c88647 r9:859f4800 r8:852266ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.216237][ T32] r4:85226680 [ 1351.216279][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.216332][ T32] r10:00000000 r9:85226680 r8:8027ed34 r7:ecd09e60 r6:853e2880 r5:859f4800 [ 1351.216358][ T32] r4:00000001 [ 1351.216379][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.216415][ T32] Exception stack(0xecd11fb0 to 0xecd11ff8) [ 1351.216445][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.216478][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.216536][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.216573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.216622][ T32] r4:852a5f40 [ 1351.217041][ T32] INFO: task kworker/0:629:6318 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1351.217102][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.217215][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.217263][ T32] Call trace: [ 1351.217314][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1351.217369][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1351.217398][ T32] r4:00000000 [ 1351.217428][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.217494][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1351.217530][ T32] 5d20: e58dd000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1351.217564][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1351.217854][ T32] r4:e0425dc0 ** 4 printk messages dropped ** [ 1351.218219][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 9 printk messages dropped ** [ 1351.218659][ T32] r4:84af8400 ** 6 printk messages dropped ** [ 1351.218910][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.219227][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.219482][ T32] r5:859f3c00 r4:829187f0 ** 3 printk messages dropped ** [ 1351.219647][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.219853][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.220064][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1351.220638][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1351.220721][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.220761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.220787][ T32] r4:85203280 [ 1351.221042][ T32] INFO: task kworker/0:630:6320 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1351.221080][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.221150][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.221200][ T32] Call trace: [ 1351.221263][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1351.221341][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1351.221373][ T32] r4:00000000 [ 1351.221394][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.221434][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1351.221468][ T32] 5d20: e58dd000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1351.221501][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1351.221529][ T32] 5d60: 800d0013 ffffffff [ 1351.221554][ T32] r5:800d0013 r4:80239bd0 [ 1351.221576][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.221618][ T32] r4:82ac11e4 [ 1351.221649][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.221698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1351.221725][ T32] r4:e0425dc0 [ 1351.221768][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.221844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1351.221878][ T32] r4:00000000 [ 1351.221909][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.221960][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1351.221986][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.222081][ T32] r5:00001000 r4:dffd1000 [ 1351.222125][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.222208][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.222287][ T32] r5:849a538c r4:849a5000 [ 1351.222313][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.222364][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1351.222387][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.222436][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.222463][ T32] r4:84af8400 [ 1351.222506][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1351.222775][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1351.223179][ T32] r10:829187f4 r9:ecd21d84 r8:00000002 r7:60000013 r6:ecd21d8c r5:859f5400 ** 2 printk messages dropped ** [ 1351.223401][ T32] r5:859f5400 r4:829187f0 ** 3 printk messages dropped ** [ 1351.251868][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1351.252218][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1351.252647][ T32] r4:85226780 ** 5 printk messages dropped ** [ 1351.252874][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.266646][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 11 printk messages dropped ** [ 1351.267200][ T32] r4:e0425dc0 ** 4 printk messages dropped ** [ 1351.267394][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 9 printk messages dropped ** [ 1351.267835][ T32] r4:84af8400 ** 6 printk messages dropped ** [ 1351.268078][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.268424][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.268646][ T32] r5:859f6c00 r4:829187f0 ** 1 printk messages dropped ** [ 1351.268709][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1351.268976][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1351.269146][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1351.269237][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.269291][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.269348][ T32] r5:85a35b8c r4:85a35800 [ 1351.269392][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.269443][ T32] r7:dddced40 r6:83018000 r5:85a35b8c r4:85226800 [ 1351.269484][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.269536][ T32] r10:61c88647 r9:859f6c00 r8:8522682c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.269565][ T32] r4:85226800 [ 1351.269585][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.269632][ T32] r10:00000000 r9:85226800 r8:8027ed34 r7:ecd09e60 r6:853e2a00 r5:859f6c00 [ 1351.269689][ T32] r4:00000001 [ 1351.269714][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.269773][ T32] Exception stack(0xecd25fb0 to 0xecd25ff8) [ 1351.269806][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.269851][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.269884][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.269917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.269944][ T32] r4:85203240 [ 1351.270343][ T32] INFO: task kworker/0:632:6324 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1351.270383][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.270465][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.270517][ T32] Call trace: [ 1351.270563][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1351.270641][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1351.270695][ T32] r4:00000000 [ 1351.270739][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.270784][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1351.270817][ T32] 5d20: e647e000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1351.270857][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1351.270910][ T32] 5d60: 800d0013 ffffffff [ 1351.270941][ T32] r5:800d0013 r4:80239bd0 [ 1351.270963][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.271006][ T32] r4:82ac11e4 [ 1351.271028][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.271072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1351.271098][ T32] r4:e0425dc0 [ 1351.271120][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.271164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1351.271190][ T32] r4:00000000 [ 1351.271210][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.271257][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1351.271282][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.271326][ T32] r5:00001000 r4:dffd1000 [ 1351.271365][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.271409][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.271455][ T32] r5:849a538c r4:849a5000 [ 1351.271486][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.271539][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1351.271563][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.271610][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.271637][ T32] r4:84af8400 [ 1351.271657][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.271720][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1351.271751][ T32] r4:00000001 [ 1351.271772][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.271808][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1351.271836][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.271875][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.271916][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.271952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1351.272042][ T32] INFO: task kworker/0:633:6326 blocked for more than 477 seconds. ** 9 printk messages dropped ** [ 1351.272598][ T32] r5:859f0c00 r4:829187f0 [ 1351.272622][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1351.272813][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1351.273266][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1351.283942][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1351.284005][ T32] r4:852033c0 [ 1351.284427][ T32] INFO: task kworker/0:633:6326 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1351.284469][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.284604][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.284665][ T32] Call trace: [ 1351.284699][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1351.284754][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1351.284794][ T32] r4:00000000 [ 1351.284821][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.284870][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1351.284903][ T32] 5d20: e647e000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1351.284961][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1351.284993][ T32] 5d60: 800d0013 ffffffff [ 1351.285019][ T32] r5:800d0013 r4:80239bd0 [ 1351.285041][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.285109][ T32] r4:82ac11e4 [ 1351.285136][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.285204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1351.285244][ T32] r4:e0425dc0 [ 1351.285269][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.285316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1351.285352][ T32] r4:00000000 [ 1351.285377][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.285427][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1351.285475][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.285548][ T32] r5:00001000 r4:dffd1000 [ 1351.285574][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.285617][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.285662][ T32] r5:849a538c r4:849a5000 [ 1351.285685][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.285758][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1351.285786][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.285836][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1351.286081][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1351.286461][ T32] r4:84af1fc0 ** 4 printk messages dropped ** [ 1351.286637][ T32] task:kworker/0:634 state:D stack:0 pid:6328 tgid:6328 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.286926][ T32] r5:859e6000 r4:829187f0 ** 2 printk messages dropped ** [ 1351.287050][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd35e08 ** 8 printk messages dropped ** [ 1351.287470][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1351.287992][ T32] r10:00000000 r9:85226900 r8:8027ed34 r7:ecd09e60 r6:853e2b00 r5:859e6000 ** 10 printk messages dropped ** [ 1351.288711][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.289071][ T32] 5d60: 800d0013 ffffffff ** 7 printk messages dropped ** [ 1351.289440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 10 printk messages dropped ** [ 1351.289889][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1351.290466][ T32] INFO: task kworker/0:635:6331 blocked for more than 477 seconds. ** 9 printk messages dropped ** [ 1351.290951][ T32] r5:859e6c00 r4:829187f0 ** 1 printk messages dropped ** [ 1351.291038][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.291348][ T32] r4:00000000 [ 1351.291368][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.291414][ T32] r9:83018005 r8:859e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1351.291440][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.291506][ T32] r5:00001000 r4:ebc51000 [ 1351.291532][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.291574][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.291631][ T32] r5:85a3678c r4:85a36400 [ 1351.291656][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.291703][ T32] r7:dddced40 r6:83018000 r5:85a3678c r4:85226980 [ 1351.291728][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.291776][ T32] r10:61c88647 r9:859e6c00 r8:852269ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.291802][ T32] r4:85226980 [ 1351.291822][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.291879][ T32] r10:00000000 r9:85226980 r8:8027ed34 r7:ecd09e60 r6:853e2b80 r5:859e6c00 [ 1351.291905][ T32] r4:00000001 [ 1351.291926][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.291962][ T32] Exception stack(0xecd39fb0 to 0xecd39ff8) [ 1351.291990][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.292023][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.292055][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.292089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.292116][ T32] r4:85203800 [ 1351.292355][ T32] INFO: task kworker/0:635:6331 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1351.292391][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.292464][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.292544][ T32] Call trace: [ 1351.292599][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1351.292654][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1351.292682][ T32] r4:00000000 [ 1351.292703][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.292742][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1351.292774][ T32] 5d20: e647e000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1351.292808][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1351.292837][ T32] 5d60: 800d0013 ffffffff [ 1351.292871][ T32] r5:800d0013 r4:80239bd0 [ 1351.292892][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.292950][ T32] r4:82ac11e4 [ 1351.292975][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.293020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1351.293086][ T32] r4:e0425dc0 [ 1351.293135][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.293205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1351.293235][ T32] r4:00000000 [ 1351.293258][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.293380][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1351.323865][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.323968][ T32] r5:00001000 r4:dffd1000 [ 1351.323996][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.324068][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.324121][ T32] r5:849a538c r4:849a5000 ** 1 printk messages dropped ** [ 1351.324196][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 9 printk messages dropped ** [ 1351.324608][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.325058][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.325447][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1351.326120][ T32] r5:85a36f8c r4:85a36c00 ** 6 printk messages dropped ** [ 1351.326437][ T32] r10:00000000 r9:85226a00 r8:8027ed34 r7:ecd09e60 r6:853e2c00 r5:859f6000 ** 9 printk messages dropped ** [ 1351.327179][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1351.327846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 9 printk messages dropped ** [ 1351.328218][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1351.328457][ T32] r4:84af8400 ** 6 printk messages dropped ** [ 1351.328670][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.329039][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.329350][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1351.329814][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1351.329908][ T32] r5:85a3838c r4:85a38000 [ 1351.329948][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.330000][ T32] r7:dddced40 r6:83018000 r5:85a3838c r4:85226a80 [ 1351.330051][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.330144][ T32] r10:61c88647 r9:859c8000 r8:85226aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.330178][ T32] r4:85226a80 [ 1351.330199][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.330267][ T32] r10:00000000 r9:85226a80 r8:8027ed34 r7:ecd3de60 r6:853e2c80 r5:859c8000 [ 1351.330299][ T32] r4:00000001 [ 1351.330320][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.330357][ T32] Exception stack(0xecd1dfb0 to 0xecd1dff8) [ 1351.330386][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.330420][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.330475][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.330512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.330548][ T32] r4:85203a80 [ 1351.330797][ T32] INFO: task kworker/0:637:6335 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1351.330833][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.330896][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.330954][ T32] Call trace: [ 1351.330988][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1351.331038][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1351.331066][ T32] r4:00000000 [ 1351.331087][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.331126][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1351.331176][ T32] 5d20: e6c1b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1351.331236][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1351.331267][ T32] 5d60: 800d0013 ffffffff [ 1351.331294][ T32] r5:800d0013 r4:80239bd0 [ 1351.331316][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.331359][ T32] r4:82ac11e4 [ 1351.331403][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.331469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1351.331521][ T32] r4:e0425dc0 [ 1351.331546][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.331593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1351.331620][ T32] r4:00000000 [ 1351.331641][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.331688][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1351.331713][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.331758][ T32] r5:00001000 r4:dffd1000 [ 1351.331780][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.331846][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.331897][ T32] r5:849a538c r4:849a5000 [ 1351.331919][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.331969][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1351.331993][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.332041][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.332068][ T32] r4:84af8400 [ 1351.332099][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.332152][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1351.332178][ T32] r4:00000001 [ 1351.332211][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.332250][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1351.332279][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.332313][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.332344][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.332378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.332405][ T32] r4:84af1fc0 [ 1351.332426][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.332451][ T32] INFO: task kworker/0:638:6337 blocked for more than 477 seconds. [ 1351.332482][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.332531][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.332557][ T32] task:kworker/0:638 state:D stack:0 pid:6337 tgid:6337 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1351.332705][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1351.333121][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1351.355931][ T32] r7:dddced40 r6:83018000 r5:85a3738c r4:85226b00 ** 7 printk messages dropped ** [ 1351.356254][ T32] Exception stack(0xecd31fb0 to 0xecd31ff8) ** 7 printk messages dropped ** [ 1351.357053][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.357378][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 10 printk messages dropped ** [ 1351.357775][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1351.358101][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1351.358579][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 6 printk messages dropped ** [ 1351.358821][ T32] INFO: task kworker/1:959:6340 blocked for more than 477 seconds. ** 3 printk messages dropped ** [ 1351.359008][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.359055][ T32] Call trace: [ 1351.359087][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1351.359158][ T32] r10:829187f4 r9:eccf1d84 r8:00000002 r7:60000113 r6:eccf1d8c r5:859c9800 [ 1351.359203][ T32] r4:859c9800 [ 1351.359228][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.359271][ T32] r5:859c9800 r4:829187f0 [ 1351.359294][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.359336][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.359385][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccf1e08 [ 1351.359411][ T32] r4:00000000 [ 1351.359432][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1351.359481][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1351.359545][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.359603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0780 [ 1351.359654][ T32] r4:00000000 [ 1351.359678][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.359726][ T32] r9:83018205 r8:859c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1351.359753][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.359796][ T32] r5:00001000 r4:ecb2b000 [ 1351.359847][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.359893][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.359938][ T32] r5:85a3f38c r4:85a3f000 [ 1351.359959][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.360005][ T32] r7:ddde2d40 r6:83018200 r5:85a3f38c r4:853e2d80 [ 1351.360051][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.360105][ T32] r10:61c88647 r9:859c9800 r8:853e2dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.360154][ T32] r4:853e2d80 [ 1351.360178][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.360226][ T32] r10:00000000 r9:853e2d80 r8:8027ed34 r7:ecbd5e60 r6:853e2e00 r5:859c9800 [ 1351.360255][ T32] r4:00000001 [ 1351.360276][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.360312][ T32] Exception stack(0xeccf1fb0 to 0xeccf1ff8) [ 1351.360362][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.360399][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.360431][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.360473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.360502][ T32] r4:8515c2c0 [ 1351.360746][ T32] INFO: task kworker/1:959:6340 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1351.360782][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1351.361030][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 10 printk messages dropped ** [ 1351.361479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 9 printk messages dropped ** [ 1351.361828][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.361879][ T32] r5:849a538c r4:849a5000 ** 3 printk messages dropped ** [ 1351.362046][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1351.362330][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1351.362778][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1351.363199][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1351.383987][ T32] r7:ddde2d40 r6:83018200 r5:8599578c r4:853e2e80 ** 7 printk messages dropped ** [ 1351.384310][ T32] Exception stack(0xecd45fb0 to 0xecd45ff8) ** 10 printk messages dropped ** [ 1351.385261][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 11 printk messages dropped ** [ 1351.385694][ T32] r4:e0425dc0 ** 7 printk messages dropped ** [ 1351.386105][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1351.386325][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.386764][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.387182][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.387550][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd49e08 ** 8 printk messages dropped ** [ 1351.387896][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.387940][ T32] r5:00001000 r4:ec879000 [ 1351.387961][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.388030][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.388080][ T32] r5:85a3778c r4:85a37400 [ 1351.388112][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.388161][ T32] r7:dddced40 r6:83018000 r5:85a3778c r4:85226b80 [ 1351.388185][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.388254][ T32] r10:61c88647 r9:859cb000 r8:85226bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.388284][ T32] r4:85226b80 [ 1351.388305][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.388352][ T32] r10:00000000 r9:85226b80 r8:8027ed34 r7:ecd1de60 r6:853e2f80 r5:859cb000 [ 1351.388418][ T32] r4:00000001 [ 1351.388442][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.388503][ T32] Exception stack(0xecd49fb0 to 0xecd49ff8) [ 1351.388536][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.388569][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.388600][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.388634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.388661][ T32] r4:85203cc0 [ 1351.388902][ T32] INFO: task kworker/0:639:6344 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1351.388939][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.389024][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.389072][ T32] Call trace: [ 1351.389102][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1351.389162][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1351.389193][ T32] r4:00000000 [ 1351.389236][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.389280][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1351.389313][ T32] 5d20: e76eb000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1351.389346][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1351.389374][ T32] 5d60: 800d0013 ffffffff [ 1351.389399][ T32] r5:800d0013 r4:80239bd0 [ 1351.389438][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.389485][ T32] r4:82ac11e4 [ 1351.389529][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.389578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1351.389660][ T32] r4:e0425dc0 [ 1351.389702][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.389751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1351.389778][ T32] r4:00000000 [ 1351.389811][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.389886][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1351.389915][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.389960][ T32] r5:00001000 r4:dffd1000 [ 1351.390039][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.390108][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.390153][ T32] r5:849a538c r4:849a5000 [ 1351.390175][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1351.390368][ T32] r4:84af8400 ** 6 printk messages dropped ** [ 1351.390626][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.390988][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.391341][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd4de08 ** 10 printk messages dropped ** [ 1351.391848][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1351.392272][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.392503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1351.393218][ T32] 5d20: e76eb000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1351.426382][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.426620][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1351.426869][ T32] r4:84af8400 ** 2 printk messages dropped ** [ 1351.426990][ T32] r4:00000001 [ 1351.427023][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.427065][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1351.427121][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.427158][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.427189][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.427222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.427257][ T32] r4:84af1fc0 [ 1351.427308][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.427344][ T32] INFO: task kworker/0:641:6348 blocked for more than 477 seconds. [ 1351.427381][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.427411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.427460][ T32] task:kworker/0:641 state:D stack:0 pid:6348 tgid:6348 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.427527][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.427576][ T32] Call trace: [ 1351.427609][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1351.427663][ T32] r10:829187f4 r9:ecd51d84 r8:00000002 r7:60000013 r6:ecd51d8c r5:859cc800 [ 1351.427712][ T32] r4:859cc800 [ 1351.427737][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.427805][ T32] r5:859cc800 r4:829187f0 [ 1351.427838][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.427890][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.427939][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd51e08 [ 1351.427966][ T32] r4:00000000 [ 1351.427986][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1351.428026][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1351.428087][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.428137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f4040 [ 1351.428164][ T32] r4:00000000 [ 1351.428184][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.428230][ T32] r9:83018005 r8:859cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1351.428257][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.428316][ T32] r5:00001000 r4:ec93d000 [ 1351.428345][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.428386][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.428439][ T32] r5:85a37f8c r4:85a37c00 [ 1351.428466][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.428513][ T32] r7:dddced40 r6:83018000 r5:85a37f8c r4:85226c80 [ 1351.428558][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.428610][ T32] r10:61c88647 r9:859cc800 r8:85226cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.428637][ T32] r4:85226c80 [ 1351.428657][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.428703][ T32] r10:00000000 r9:85226c80 r8:8027ed34 r7:ecd1de60 r6:851f5080 r5:859cc800 [ 1351.428729][ T32] r4:00000001 [ 1351.428759][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.428810][ T32] Exception stack(0xecd51fb0 to 0xecd51ff8) [ 1351.428847][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.428884][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.428916][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.428949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.428975][ T32] r4:851f4100 [ 1351.429390][ T32] INFO: task kworker/0:641:6348 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1351.429427][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1351.429721][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1351.430189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 6 printk messages dropped ** [ 1351.430413][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1351.430642][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.430675][ T32] r4:84af8400 [ 1351.430698][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.430747][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1351.430773][ T32] r4:00000001 [ 1351.430814][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.430863][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1351.430893][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.430925][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.430956][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.430991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.431019][ T32] r4:84af1fc0 ** 2 printk messages dropped ** [ 1351.431112][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1351.431497][ T32] r5:859ce000 r4:829187f0 ** 5 printk messages dropped ** [ 1351.431709][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1351.432090][ T32] r5:85a38f8c r4:85a38c00 ** 6 printk messages dropped ** [ 1351.432420][ T32] r10:00000000 r9:85226d00 r8:8027ed34 r7:ecd1de60 r6:851f5100 r5:859ce000 ** 10 printk messages dropped ** [ 1351.433144][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1351.443678][ T32] r5:800d0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1351.443952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 6 printk messages dropped ** [ 1351.444337][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1351.444643][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1351.445101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1351.445574][ T32] r4:859cec00 ** 5 printk messages dropped ** [ 1351.445815][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.445995][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.446311][ T32] r5:85a3878c r4:85a38400 ** 7 printk messages dropped ** [ 1351.446604][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.446733][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.446768][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.446801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.446869][ T32] r4:851f43c0 [ 1351.447279][ T32] INFO: task kworker/0:643:6352 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1351.447316][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.447422][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.447497][ T32] Call trace: [ 1351.447531][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1351.447587][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1351.447643][ T32] r4:00000000 [ 1351.447690][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.447735][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1351.447809][ T32] 5d20: e808c000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1351.447852][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1351.447883][ T32] 5d60: 800d0013 ffffffff [ 1351.447920][ T32] r5:800d0013 r4:80239bd0 [ 1351.447945][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.447999][ T32] r4:82ac11e4 [ 1351.448046][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.448095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1351.448122][ T32] r4:e0425dc0 [ 1351.448153][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.448219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1351.448279][ T32] r4:00000000 [ 1351.448304][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.448354][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1351.448401][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.448449][ T32] r5:00001000 r4:dffd1000 [ 1351.448493][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.448575][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.448623][ T32] r5:849a538c r4:849a5000 [ 1351.448666][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.448719][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1351.448743][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.448791][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.448818][ T32] r4:84af8400 [ 1351.448838][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.448917][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1351.448947][ T32] r4:00000001 [ 1351.448969][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.449006][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1351.449034][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.449067][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.449097][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.449152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.449183][ T32] r4:84af1fc0 [ 1351.449204][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.449229][ T32] INFO: task kworker/0:644:6354 blocked for more than 477 seconds. [ 1351.449259][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.449287][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.449317][ T32] task:kworker/0:644 state:D stack:0 pid:6354 tgid:6354 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.449367][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.449408][ T32] Call trace: [ 1351.449448][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1351.449499][ T32] r10:829187f4 r9:ecd65d84 r8:00000002 r7:60000113 r6:ecd65d8c r5:859f8000 [ 1351.449527][ T32] r4:859f8000 [ 1351.449548][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.449589][ T32] r5:859f8000 r4:829187f0 [ 1351.449610][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.449649][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.450096][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1351.450470][ T32] r4:85226e00 ** 6 printk messages dropped ** [ 1351.450725][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.450782][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.450818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.450875][ T32] r4:851f4600 [ 1351.451111][ T32] INFO: task kworker/0:644:6354 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1351.451169][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.451231][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.451277][ T32] Call trace: [ 1351.451308][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1351.451359][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1351.451386][ T32] r4:00000000 [ 1351.451407][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.451447][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1351.451479][ T32] 5d20: e808c000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1351.451513][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1351.451541][ T32] 5d60: 800d0013 ffffffff [ 1351.451568][ T32] r5:800d0013 r4:80239bd0 [ 1351.451611][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.451659][ T32] r4:82ac11e4 [ 1351.451702][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.451751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1351.451778][ T32] r4:e0425dc0 [ 1351.451800][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.451874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1351.451905][ T32] r4:00000000 [ 1351.451926][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.451976][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1351.452002][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.452046][ T32] r5:00001000 r4:dffd1000 [ 1351.452067][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.452107][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.452152][ T32] r5:849a538c r4:849a5000 [ 1351.452196][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1351.452421][ T32] r4:84af8400 ** 6 printk messages dropped ** [ 1351.452661][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.452968][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.485615][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1351.486304][ T32] r5:85a3a38c r4:85a3a000 ** 4 printk messages dropped ** [ 1351.486474][ T32] r4:85226e80 ** 6 printk messages dropped ** [ 1351.486813][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1351.487693][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1351.488149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 6 printk messages dropped ** [ 1351.488430][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.488766][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.488974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1351.489419][ T32] r4:859fa400 ** 5 printk messages dropped ** [ 1351.489637][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.489809][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.490172][ T32] r5:85a3938c r4:85a39000 ** 4 printk messages dropped ** [ 1351.490394][ T32] r4:85226f00 ** 6 printk messages dropped ** [ 1351.490671][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.491375][ T32] r4:00000000 [ 1351.491397][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.491437][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1351.491470][ T32] 5d20: e8a36000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1351.491504][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1351.491554][ T32] 5d60: 800d0013 ffffffff [ 1351.491585][ T32] r5:800d0013 r4:80239bd0 [ 1351.491606][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.491649][ T32] r4:82ac11e4 [ 1351.491680][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.491728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1351.491754][ T32] r4:e0425dc0 [ 1351.491776][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.491851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1351.491883][ T32] r4:00000000 [ 1351.491915][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.491966][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1351.492014][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.492084][ T32] r5:00001000 r4:dffd1000 [ 1351.492109][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.492150][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.492215][ T32] r5:849a538c r4:849a5000 [ 1351.492258][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.492310][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1351.492334][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.492381][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.492409][ T32] r4:84af8400 [ 1351.492429][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.492484][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1351.492546][ T32] r4:00000001 [ 1351.492593][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.492634][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1351.492685][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.492723][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.492754][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.492787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.492812][ T32] r4:84af1fc0 [ 1351.492834][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.492870][ T32] INFO: task kworker/0:647:6359 blocked for more than 477 seconds. [ 1351.492902][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.492929][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.492966][ T32] task:kworker/0:647 state:D stack:0 pid:6359 tgid:6359 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.493016][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.493066][ T32] Call trace: [ 1351.493101][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1351.493150][ T32] r10:829187f4 r9:ecd79d84 r8:00000002 r7:60000113 r6:ecd79d8c r5:859fbc00 [ 1351.493177][ T32] r4:859fbc00 [ 1351.493220][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.493268][ T32] r5:859fbc00 r4:829187f0 [ 1351.493290][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.493382][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.517656][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd79e08 ** 7 printk messages dropped ** [ 1351.518082][ T32] r9:83018005 r8:859fbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 ** 9 printk messages dropped ** [ 1351.518520][ T32] r4:85226f80 ** 4 printk messages dropped ** [ 1351.518705][ T32] Exception stack(0xecd79fb0 to 0xecd79ff8) [ 1351.518737][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.518793][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.518830][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.518871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.518897][ T32] r4:851f4680 [ 1351.519329][ T32] INFO: task kworker/0:647:6359 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1351.519373][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.519477][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.519554][ T32] Call trace: [ 1351.519602][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1351.519658][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1351.519686][ T32] r4:00000000 [ 1351.519708][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.519747][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1351.519779][ T32] 5d20: e90a5000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 ** 6 printk messages dropped ** [ 1351.520096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 9 printk messages dropped ** [ 1351.520494][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1351.520633][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.521031][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.521472][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.521899][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd81e08 ** 10 printk messages dropped ** [ 1351.522413][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1351.522785][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.522991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1351.530160][ T32] 5d20: e90a5000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1351.530563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 6 printk messages dropped ** [ 1351.530893][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1351.531146][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.531221][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1351.531261][ T32] r4:00000001 [ 1351.531307][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.531347][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1351.531377][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.531410][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.531441][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.531475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.531525][ T32] r4:84af1fc0 [ 1351.531553][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.531584][ T32] INFO: task kworker/0:649:6364 blocked for more than 478 seconds. [ 1351.531620][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.531649][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.531673][ T32] task:kworker/0:649 state:D stack:0 pid:6364 tgid:6364 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.531744][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.531788][ T32] Call trace: [ 1351.531833][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1351.531893][ T32] r10:829187f4 r9:ecd8dd84 r8:00000002 r7:60000113 r6:ecd8dd8c r5:859fc800 [ 1351.531920][ T32] r4:859fc800 [ 1351.531942][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.531984][ T32] r5:859fc800 r4:829187f0 [ 1351.532006][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.532046][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.532094][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd8de08 [ 1351.532121][ T32] r4:00000000 [ 1351.532142][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1351.532182][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1351.532219][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.532263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f4a80 [ 1351.532290][ T32] r4:00000000 [ 1351.532311][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.532357][ T32] r9:83018005 r8:859fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1351.532383][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.532426][ T32] r5:00001000 r4:ecb21000 [ 1351.532448][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.532488][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.532532][ T32] r5:85a39f8c r4:85a39c00 [ 1351.532554][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.532601][ T32] r7:dddced40 r6:83018000 r5:85a39f8c r4:85157080 [ 1351.532644][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.532696][ T32] r10:61c88647 r9:859fc800 r8:851570ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.532722][ T32] r4:85157080 ** 2 printk messages dropped ** [ 1351.532863][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.533090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1351.548317][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 13 printk messages dropped ** [ 1351.549150][ T32] r5:00001000 r4:dffd1000 ** 1 printk messages dropped ** [ 1351.549263][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1351.549508][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1351.549869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 8 printk messages dropped ** [ 1351.550202][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1351.550701][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1351.551353][ T32] r10:61c88647 r9:859fe000 r8:8515712c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1351.551927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1351.552602][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1351.552630][ T32] r4:00000000 [ 1351.552651][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.552691][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1351.552738][ T32] 5d20: e9426000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1351.552785][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1351.552826][ T32] 5d60: 800d0013 ffffffff [ 1351.552859][ T32] r5:800d0013 r4:80239bd0 [ 1351.552983][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.553032][ T32] r4:82ac11e4 [ 1351.553054][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.553121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1351.553151][ T32] r4:e0425dc0 [ 1351.553183][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.553361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1351.568530][ T32] r4:00000000 [ 1351.568681][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.568763][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1351.568791][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.568846][ T32] r5:00001000 r4:dffd1000 [ 1351.568871][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.568913][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.568981][ T32] r5:849a538c r4:849a5000 [ 1351.569053][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.569109][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1351.569134][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.569268][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.569299][ T32] r4:84af8400 [ 1351.569321][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.569383][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1351.569413][ T32] r4:00000001 [ 1351.569434][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.569504][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1351.569621][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.569658][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.569689][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.569723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.569750][ T32] r4:84af1fc0 [ 1351.569775][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.569806][ T32] INFO: task kworker/0:651:6367 blocked for more than 478 seconds. [ 1351.569877][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.569913][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.569938][ T32] task:kworker/0:651 state:D stack:0 pid:6367 tgid:6367 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.570105][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.570158][ T32] Call trace: [ 1351.570192][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1351.570244][ T32] r10:829187f4 r9:ecd91d84 r8:00000002 r7:60000013 r6:ecd91d8c r5:859fec00 [ 1351.570272][ T32] r4:859fec00 [ 1351.570293][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.570336][ T32] r5:859fec00 r4:829187f0 [ 1351.570359][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.570399][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.570447][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd91e08 [ 1351.570557][ T32] r4:00000000 [ 1351.570647][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1351.571012][ T32] r5:00001000 r4:eb917000 ** 6 printk messages dropped ** [ 1351.571505][ T32] r10:61c88647 r9:859fec00 r8:851571ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1351.571924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1351.573241][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 7 printk messages dropped ** [ 1351.589577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 9 printk messages dropped ** [ 1351.590039][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1351.590349][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1351.590858][ T32] INFO: task kworker/0:652:6369 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1351.591291][ T32] r4:859fb000 ** 5 printk messages dropped ** [ 1351.591495][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.591796][ T32] r9:83018005 r8:859fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 ** 9 printk messages dropped ** [ 1351.592171][ T32] r4:85157200 ** 6 printk messages dropped ** [ 1351.592417][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.593281][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.608048][ T32] r5:800d0013 r4:80239bd0 [ 1351.608073][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.608140][ T32] r4:82ac11e4 [ 1351.608186][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.608237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1351.608266][ T32] r4:e0425dc0 [ 1351.608288][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.608356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1351.608388][ T32] r4:00000000 [ 1351.608421][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.608475][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1351.608501][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.608549][ T32] r5:00001000 r4:dffd1000 [ 1351.608594][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.608640][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.608707][ T32] r5:849a538c r4:849a5000 [ 1351.608735][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.608786][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1351.608811][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.608865][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.608892][ T32] r4:84af8400 [ 1351.608913][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.608962][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1351.609014][ T32] r4:00000001 [ 1351.609039][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.609078][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1351.609128][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.609166][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.609199][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.609256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.609295][ T32] r4:84af1fc0 [ 1351.609343][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.609407][ T32] INFO: task kworker/0:653:6372 blocked for more than 478 seconds. [ 1351.609446][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.609477][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.609501][ T32] task:kworker/0:653 state:D stack:0 pid:6372 tgid:6372 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.609560][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.609608][ T32] Call trace: [ 1351.609642][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1351.609695][ T32] r10:829187f4 r9:ecda5d84 r8:00000002 r7:60000113 r6:ecda5d8c r5:85a00c00 [ 1351.609723][ T32] r4:85a00c00 [ 1351.609744][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.609786][ T32] r5:85a00c00 r4:829187f0 [ 1351.609818][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.609908][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.609962][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecda5e08 [ 1351.609988][ T32] r4:00000000 [ 1351.610079][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1351.610192][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1351.610242][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.610287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85203c40 ** 9 printk messages dropped ** [ 1351.610682][ T32] r7:dddced40 r6:83018000 r5:85a3af8c r4:85157280 ** 7 printk messages dropped ** [ 1351.610936][ T32] Exception stack(0xecda5fb0 to 0xecda5ff8) ** 6 printk messages dropped ** [ 1351.611594][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1351.612320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 9 printk messages dropped ** [ 1351.612667][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1351.612982][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1351.627976][ T32] r4:84af1fc0 ** 5 printk messages dropped ** [ 1351.628211][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.628616][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1351.629212][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1351.629708][ T32] Exception stack(0xecdadfb0 to 0xecdadff8) ** 6 printk messages dropped ** [ 1351.630432][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1351.630594][ T32] Call trace: [ 1351.630628][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1351.630681][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1351.630708][ T32] r4:00000000 [ 1351.630738][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.630799][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1351.630869][ T32] 5d20: ea09b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1351.630908][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1351.630936][ T32] 5d60: 800d0013 ffffffff [ 1351.630962][ T32] r5:800d0013 r4:80239bd0 [ 1351.630985][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.631029][ T32] r4:82ac11e4 [ 1351.631073][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.631124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1351.631151][ T32] r4:e0425dc0 [ 1351.631172][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.631218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1351.631245][ T32] r4:00000000 [ 1351.631267][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.631326][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1351.631356][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.631402][ T32] r5:00001000 r4:dffd1000 [ 1351.631486][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.631532][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.631591][ T32] r5:849a538c r4:849a5000 [ 1351.631618][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.631689][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1351.631717][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.631768][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.631796][ T32] r4:84af8400 [ 1351.631816][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.631879][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1351.631907][ T32] r4:00000001 [ 1351.631966][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.632009][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1351.632038][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.632071][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.632102][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.632156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.632187][ T32] r4:84af1fc0 [ 1351.632211][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.632235][ T32] INFO: task kworker/0:655:6375 blocked for more than 478 seconds. [ 1351.632267][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.632295][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.632325][ T32] task:kworker/0:655 state:D stack:0 pid:6375 tgid:6375 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.632377][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.632447][ T32] Call trace: [ 1351.632488][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1351.632542][ T32] r10:829187f4 r9:ecdb1d84 r8:00000002 r7:60000113 r6:ecdb1d8c r5:85a00000 [ 1351.632592][ T32] r4:85a00000 [ 1351.632639][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.632685][ T32] r5:85a00000 r4:829187f0 [ 1351.632708][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.632757][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.632809][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdb1e08 [ 1351.632835][ T32] r4:00000000 [ 1351.632862][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1351.632923][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1351.633052][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.633368][ T32] r5:85a3b78c r4:85a3b400 ** 6 printk messages dropped ** [ 1351.646204][ T32] r10:00000000 r9:85157380 r8:8027ed34 r7:ecc5de60 r6:851f5780 r5:85a00000 ** 10 printk messages dropped ** [ 1351.647059][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.647461][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 1 printk messages dropped ** [ 1351.647542][ T32] r5:800d0013 r4:80239bd0 [ 1351.647568][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.647615][ T32] r4:82ac11e4 [ 1351.647637][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.647682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1351.647708][ T32] r4:e0425dc0 [ 1351.647729][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.647774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1351.647859][ T32] r4:00000000 [ 1351.647895][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.647950][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1351.647977][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.648021][ T32] r5:00001000 r4:dffd1000 [ 1351.648053][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.648099][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.648144][ T32] r5:849a538c r4:849a5000 [ 1351.648167][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.648215][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1351.648239][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.648288][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.648314][ T32] r4:84af8400 [ 1351.648334][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.648417][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1351.648470][ T32] r4:00000001 [ 1351.648516][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.648556][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1351.648588][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.648621][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.648652][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.648685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1351.648967][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.649426][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd41e08 ** 9 printk messages dropped ** [ 1351.649806][ T32] r5:00001000 r4:ec775000 [ 1351.649828][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.649922][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.649971][ T32] r5:85a3bf8c r4:85a3bc00 [ 1351.649993][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.650102][ T32] r7:dddced40 r6:83018000 r5:85a3bf8c r4:85157400 [ 1351.650164][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.650244][ T32] r10:61c88647 r9:859d6c00 r8:8515742c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.650296][ T32] r4:85157400 [ 1351.650320][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.650391][ T32] r10:00000000 r9:85157400 r8:8027ed34 r7:ecc5de60 r6:85157480 r5:859d6c00 [ 1351.650421][ T32] r4:00000001 [ 1351.650442][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.650500][ T32] Exception stack(0xecd41fb0 to 0xecd41ff8) [ 1351.650533][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.650567][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1351.650659][ T32] r4:85145140 ** 6 printk messages dropped ** [ 1351.651259][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.651391][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 14 printk messages dropped ** [ 1351.652021][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.652065][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1351.652310][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1351.652755][ T32] INFO: task kworker/0:657:6380 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 1351.653173][ T32] r5:859d6000 r4:829187f0 ** 5 printk messages dropped ** [ 1351.673091][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1351.674070][ T32] r7:dddced40 r6:83018000 r5:85a3c38c r4:85157500 ** 7 printk messages dropped ** [ 1351.674360][ T32] Exception stack(0xecdb9fb0 to 0xecdb9ff8) [ 1351.674393][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.674462][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.674532][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.674611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.674642][ T32] r4:85145580 [ 1351.675096][ T32] INFO: task kworker/0:657:6380 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1351.675162][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.675265][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.675318][ T32] Call trace: [ 1351.675373][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1351.675452][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1351.675485][ T32] r4:00000000 [ 1351.675508][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.675550][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1351.675582][ T32] 5d20: ea656000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1351.675616][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1351.675644][ T32] 5d60: 800d0013 ffffffff [ 1351.675669][ T32] r5:800d0013 r4:80239bd0 [ 1351.675691][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.675734][ T32] r4:82ac11e4 [ 1351.675779][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.675829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1351.675861][ T32] r4:e0425dc0 [ 1351.675883][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.675929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1351.675955][ T32] r4:00000000 [ 1351.675976][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.676024][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1351.676072][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.676121][ T32] r5:00001000 r4:dffd1000 [ 1351.676143][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.676208][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.676257][ T32] r5:849a538c r4:849a5000 [ 1351.676279][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1351.676352][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.676787][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.677146][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.677211][ T32] Call trace: [ 1351.677247][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1351.677297][ T32] r10:829187f4 r9:ecdbdd84 r8:00000002 r7:60000013 r6:ecdbdd8c r5:859d5400 [ 1351.677325][ T32] r4:859d5400 [ 1351.677370][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.677417][ T32] r5:859d5400 r4:829187f0 [ 1351.677438][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.677479][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.677549][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdbde08 [ 1351.677601][ T32] r4:00000000 [ 1351.677626][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1351.677667][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1351.677705][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.677749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85145ac0 [ 1351.677776][ T32] r4:00000000 [ 1351.677798][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.677845][ T32] r9:83018005 r8:859d5400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1351.677899][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.677950][ T32] r5:00001000 r4:eca09000 [ 1351.677972][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1351.678345][ T32] r4:85157600 ** 4 printk messages dropped ** [ 1351.678512][ T32] Exception stack(0xecdbdfb0 to 0xecdbdff8) ** 7 printk messages dropped ** [ 1351.679084][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.679479][ T32] 5d60: 800d0013 ffffffff ** 7 printk messages dropped ** [ 1351.679863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 6 printk messages dropped ** [ 1351.680161][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1351.680396][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.680422][ T32] r4:84af8400 [ 1351.680443][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.680492][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1351.680519][ T32] r4:00000001 [ 1351.680564][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.680605][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1351.680634][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.680666][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.680697][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.680730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.680759][ T32] r4:84af1fc0 [ 1351.680791][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.680820][ T32] INFO: task kworker/0:659:6384 blocked for more than 478 seconds. ** 5 printk messages dropped ** [ 1351.681068][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1351.681457][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1351.681929][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1351.682422][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.683058][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.683262][ T32] 5d60: 800d0013 ffffffff ** 8 printk messages dropped ** [ 1351.706829][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.707093][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.707143][ T32] r5:849a538c r4:849a5000 ** 2 printk messages dropped ** [ 1351.707244][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1351.707771][ T32] r4:84af1fc0 ** 5 printk messages dropped ** [ 1351.708141][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.708524][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1351.709023][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1351.709435][ T32] r4:00000001 [ 1351.709456][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.709494][ T32] Exception stack(0xecdc5fb0 to 0xecdc5ff8) [ 1351.709522][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.709555][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.709607][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.709662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.709691][ T32] r4:851455c0 [ 1351.710193][ T32] INFO: task kworker/0:660:6386 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1351.710240][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.710326][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.710375][ T32] Call trace: [ 1351.710405][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1351.710457][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1351.710484][ T32] r4:00000000 [ 1351.710506][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.710545][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1351.710578][ T32] 5d20: eac0b000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1351.710611][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1351.710661][ T32] 5d60: 800d0013 ffffffff [ 1351.710702][ T32] r5:800d0013 r4:80239bd0 [ 1351.710735][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.710783][ T32] r4:82ac11e4 [ 1351.710806][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.710868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1351.710899][ T32] r4:e0425dc0 [ 1351.710921][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.710990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1351.711021][ T32] r4:00000000 [ 1351.711057][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.711109][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1351.711135][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.711180][ T32] r5:00001000 r4:dffd1000 [ 1351.711202][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.711242][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.711288][ T32] r5:849a538c r4:849a5000 [ 1351.711331][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.711384][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1351.711408][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.711470][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.711500][ T32] r4:84af8400 [ 1351.711521][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.711568][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1351.711595][ T32] r4:00000001 [ 1351.711615][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.711651][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1351.711679][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.711713][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.711744][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.711777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.711802][ T32] r4:84af1fc0 [ 1351.711823][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.711848][ T32] INFO: task kworker/0:661:6387 blocked for more than 478 seconds. [ 1351.711884][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.711934][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.711960][ T32] task:kworker/0:661 state:D stack:0 pid:6387 tgid:6387 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.712006][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.712048][ T32] Call trace: ** 2 printk messages dropped ** [ 1351.712156][ T32] r4:84930c00 ** 5 printk messages dropped ** [ 1351.712353][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.712598][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1351.713030][ T32] r4:85157900 ** 4 printk messages dropped ** [ 1351.713261][ T32] Exception stack(0xecdc9fb0 to 0xecdc9ff8) ** 7 printk messages dropped ** [ 1351.735729][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.736119][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 10 printk messages dropped ** [ 1351.736483][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1351.736793][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1351.737246][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 1 printk messages dropped ** [ 1351.737316][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.737351][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.737384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.737410][ T32] r4:84af1fc0 [ 1351.737433][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.737474][ T32] INFO: task kworker/0:662:6390 blocked for more than 478 seconds. [ 1351.737512][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.737543][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.737683][ T32] task:kworker/0:662 state:D stack:0 pid:6390 tgid:6390 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.737754][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.737876][ T32] Call trace: [ 1351.737936][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1351.737987][ T32] r10:829187f4 r9:ecd55d84 r8:00000002 r7:60000013 r6:ecd55d8c r5:84932400 [ 1351.738046][ T32] r4:84932400 [ 1351.738072][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.738166][ T32] r5:84932400 r4:829187f0 [ 1351.738193][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.738282][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.738379][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd55e08 [ 1351.738479][ T32] r4:00000000 [ 1351.738519][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1351.738629][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1351.739192][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1351.739648][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.740579][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.740893][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1351.741312][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1351.741343][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.741458][ T32] r5:00001000 r4:dffd1000 [ 1351.741496][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.741540][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.741584][ T32] r5:849a538c r4:849a5000 [ 1351.741728][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.741783][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1351.741808][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.741861][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.741921][ T32] r4:84af8400 [ 1351.741945][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.742097][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1351.742148][ T32] r4:00000001 [ 1351.742175][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.742216][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1351.742260][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.742297][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.742394][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.742434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.742461][ T32] r4:84af1fc0 [ 1351.742482][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.742506][ T32] INFO: task kworker/0:663:6392 blocked for more than 478 seconds. [ 1351.742535][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.742563][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.742585][ T32] task:kworker/0:663 state:D stack:0 pid:6392 tgid:6392 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.742631][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.742688][ T32] Call trace: [ 1351.742720][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1351.742824][ T32] r4:84933000 ** 5 printk messages dropped ** [ 1351.743056][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.766865][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1351.767547][ T32] r4:85157b00 ** 6 printk messages dropped ** [ 1351.767895][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1351.768986][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 7 printk messages dropped ** [ 1351.769459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 9 printk messages dropped ** [ 1351.769845][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1351.770145][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1351.770509][ T32] r4:84af1fc0 ** 5 printk messages dropped ** [ 1351.770805][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.771252][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdd9e08 ** 11 printk messages dropped ** [ 1351.771724][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1351.771988][ T32] r4:85157c00 [ 1351.772009][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.772056][ T32] r10:00000000 r9:85157c00 r8:8027ed34 r7:ecdd1e60 r6:85157c80 r5:84931800 [ 1351.772104][ T32] r4:00000001 [ 1351.772129][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.772166][ T32] Exception stack(0xecdd9fb0 to 0xecdd9ff8) [ 1351.772194][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.772228][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.772262][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.772295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.772323][ T32] r4:85145ec0 [ 1351.772559][ T32] INFO: task kworker/0:664:6395 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1351.772597][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.772654][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.772723][ T32] Call trace: [ 1351.772801][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1351.772862][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 [ 1351.772891][ T32] r4:00000000 [ 1351.772912][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.772951][ T32] Exception stack(0xe0425d20 to 0xe0425d68) [ 1351.772985][ T32] 5d20: eb4dd000 eda6b000 00000001 80239bb8 7f1e5000 00000001 82ac11c4 82ac05a0 [ 1351.773019][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 [ 1351.773047][ T32] 5d60: 800d0013 ffffffff [ 1351.773072][ T32] r5:800d0013 r4:80239bd0 [ 1351.773093][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.773135][ T32] r4:82ac11e4 [ 1351.773166][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.773215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 [ 1351.773242][ T32] r4:e0425dc0 [ 1351.773264][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.773308][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1351.773335][ T32] r4:00000000 [ 1351.773422][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.792624][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1351.792688][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.792779][ T32] r5:00001000 r4:dffd1000 [ 1351.792805][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.792849][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.792904][ T32] r5:849a538c r4:849a5000 [ 1351.792927][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.792978][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1351.793004][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.793055][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.793084][ T32] r4:84af8400 [ 1351.793108][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1351.793721][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1351.794256][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1351.794775][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1351.795178][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1351.795469][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1351.795789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1351.796678][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1351.797018][ T32] r4:e0425dc0 ** 8 printk messages dropped ** [ 1351.797392][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1351.797782][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1351.798548][ T32] r4:84af1fc0 ** 5 printk messages dropped ** [ 1351.798796][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.799207][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1351.799895][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1351.800370][ T32] Exception stack(0xecdcdfb0 to 0xecdcdff8) ** 7 printk messages dropped ** [ 1351.800978][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.801383][ T32] 5d60: 800d0013 ffffffff ** 5 printk messages dropped ** [ 1351.801647][ T32] r4:e0425dc0 [ 1351.801670][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.801716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 [ 1351.801811][ T32] r4:00000000 [ 1351.801851][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.801908][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1351.801935][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.801980][ T32] r5:00001000 r4:dffd1000 [ 1351.802029][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.802075][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.802118][ T32] r5:849a538c r4:849a5000 [ 1351.802140][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.802186][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1351.802210][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.802259][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.802285][ T32] r4:84af8400 [ 1351.802339][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.802392][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1351.802419][ T32] r4:00000001 [ 1351.802440][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.802500][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1351.802533][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.802591][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.802648][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.802695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.802725][ T32] r4:84af1fc0 [ 1351.802747][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.802773][ T32] INFO: task kworker/0:667:6400 blocked for more than 478 seconds. [ 1351.802802][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.802861][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.802922][ T32] task:kworker/0:667 state:D stack:0 pid:6400 tgid:6400 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.803058][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.803104][ T32] Call trace: [ 1351.803136][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1351.803183][ T32] r10:829187f4 r9:ecde1d84 r8:00000002 r7:60000013 r6:ecde1d8c r5:85a03c00 [ 1351.803210][ T32] r4:85a03c00 [ 1351.803244][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.803312][ T32] r5:85a03c00 r4:829187f0 [ 1351.839579][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.839724][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.839781][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecde1e08 [ 1351.839874][ T32] r4:00000000 [ 1351.839986][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1351.840041][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1351.840095][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.840140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0300 [ 1351.840170][ T32] r4:00000000 [ 1351.840193][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.840244][ T32] r9:83018005 r8:85a03c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1351.840294][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.840348][ T32] r5:00001000 r4:ecab3000 [ 1351.840372][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.840427][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.840477][ T32] r5:85a3e78c r4:85a3e400 [ 1351.840499][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1351.840662][ T32] r4:85157e80 ** 6 printk messages dropped ** [ 1351.841176][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.842132][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 13 printk messages dropped ** [ 1351.842676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 6 printk messages dropped ** [ 1351.842929][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.847967][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1351.848319][ T32] r4:84af1fc0 ** 5 printk messages dropped ** [ 1351.848599][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.849022][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1351.849529][ T32] r5:00001000 r4:ecae5000 ** 6 printk messages dropped ** [ 1351.849944][ T32] r10:61c88647 r9:85a04800 r8:85157f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1351.850592][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1351.852063][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.852305][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) ** 12 printk messages dropped ** [ 1351.852895][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1351.853090][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.853203][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.853243][ T32] r4:84af8400 [ 1351.853267][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.853389][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1351.866117][ T32] r4:00000001 [ 1351.866180][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.866338][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1351.866428][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.866468][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.866525][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.866566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.866593][ T32] r4:84af1fc0 [ 1351.866641][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.866689][ T32] INFO: task kworker/0:669:6404 blocked for more than 478 seconds. [ 1351.866756][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.866789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.866813][ T32] task:kworker/0:669 state:D stack:0 pid:6404 tgid:6404 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.866881][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.867047][ T32] Call trace: [ 1351.867109][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1351.867165][ T32] r10:829187f4 r9:ecde9d84 r8:00000002 r7:60000013 r6:ecde9d8c r5:85a05400 [ 1351.867193][ T32] r4:85a05400 [ 1351.867214][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.867279][ T32] r5:85a05400 r4:829187f0 [ 1351.867305][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.867478][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.867531][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecde9e08 [ 1351.867558][ T32] r4:00000000 [ 1351.867579][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1351.867664][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1351.867841][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.867900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0c00 [ 1351.867978][ T32] r4:00000000 [ 1351.868004][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.868068][ T32] r9:83018005 r8:85a05400 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1351.868099][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.868145][ T32] r5:00001000 r4:ecc73000 [ 1351.868168][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.868209][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.868253][ T32] r5:85a3fb8c r4:85a3f800 [ 1351.868275][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.868369][ T32] r7:dddced40 r6:83018000 r5:85a3fb8c r4:85157f80 [ 1351.868398][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.868448][ T32] r10:61c88647 r9:85a05400 r8:85157fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.868474][ T32] r4:85157f80 [ 1351.868509][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.868559][ T32] r10:00000000 r9:85157f80 r8:8027ed34 r7:ecddde60 r6:851f5980 r5:85a05400 [ 1351.868697][ T32] r4:00000001 [ 1351.868723][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.868761][ T32] Exception stack(0xecde9fb0 to 0xecde9ff8) [ 1351.868789][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.868824][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.868872][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.868926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.868955][ T32] r4:850f0440 [ 1351.869367][ T32] INFO: task kworker/0:669:6404 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1351.869405][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.869682][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 7 printk messages dropped ** [ 1351.870153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0425dc0 r5:e0425e08 ** 9 printk messages dropped ** [ 1351.870653][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1351.870805][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 ** 5 printk messages dropped ** [ 1351.871146][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1351.871516][ T32] r4:84af1fc0 ** 5 printk messages dropped ** [ 1351.872038][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.872549][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1351.873194][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1351.891902][ T32] Exception stack(0xecdedfb0 to 0xecdedff8) ** 7 printk messages dropped ** [ 1351.892728][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.893120][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1351.905774][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 3 printk messages dropped ** [ 1351.905928][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1351.906434][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) ** 1 printk messages dropped ** [ 1351.906510][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.906542][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.906576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.906602][ T32] r4:84af1fc0 [ 1351.906627][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.906658][ T32] INFO: task kworker/1:961:6408 blocked for more than 478 seconds. [ 1351.906716][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.906750][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.906775][ T32] task:kworker/1:961 state:D stack:0 pid:6408 tgid:6408 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.906835][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.906921][ T32] Call trace: [ 1351.906959][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1351.907014][ T32] r10:829187f4 r9:ecdd5d84 r8:00000002 r7:60000113 r6:ecdd5d8c r5:85a06c00 [ 1351.907041][ T32] r4:85a06c00 [ 1351.907062][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.907108][ T32] r5:85a06c00 r4:829187f0 [ 1351.907131][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.907173][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.907221][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdd5e08 [ 1351.907248][ T32] r4:00000000 [ 1351.907269][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1351.907309][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1351.907347][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.907415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851425c0 [ 1351.907447][ T32] r4:00000000 [ 1351.907468][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.907515][ T32] r9:83018205 r8:85a06c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1351.907554][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.907603][ T32] r5:00001000 r4:ecc09000 [ 1351.907646][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.907699][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.907764][ T32] r5:85995f8c r4:85995c00 [ 1351.907813][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.907866][ T32] r7:ddde2d40 r6:83018200 r5:85995f8c r4:851f5a80 [ 1351.907891][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.907938][ T32] r10:61c88647 r9:85a06c00 r8:851f5aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.907967][ T32] r4:851f5a80 [ 1351.907988][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.908035][ T32] r10:00000000 r9:851f5a80 r8:8027ed34 r7:eccf1e60 r6:851f5b00 r5:85a06c00 [ 1351.908062][ T32] r4:00000001 [ 1351.908094][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.908134][ T32] Exception stack(0xecdd5fb0 to 0xecdd5ff8) [ 1351.908163][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.908215][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.908259][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.908317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.908347][ T32] r4:85142fc0 [ 1351.908783][ T32] INFO: task kworker/1:961:6408 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1351.908824][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.909327][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.909418][ T32] Call trace: ** 1 printk messages dropped ** [ 1351.909542][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 11 printk messages dropped ** [ 1351.910150][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1351.910641][ T32] r5:00001000 r4:dffd1000 ** 1 printk messages dropped ** [ 1351.910711][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1351.910951][ T32] r4:84af8400 ** 6 printk messages dropped ** [ 1351.911218][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.911662][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.912059][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1351.912611][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1351.913280][ T32] Exception stack(0xecdf1fb0 to 0xecdf1ff8) ** 7 printk messages dropped ** [ 1351.937752][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.938197][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 10 printk messages dropped ** [ 1351.938717][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1351.938923][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1351.939167][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.939207][ T32] r4:84af8400 [ 1351.939231][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.939282][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1351.939337][ T32] r4:00000001 [ 1351.939398][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.939496][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1351.939557][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.939596][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.939645][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.939703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.939764][ T32] r4:84af1fc0 [ 1351.939794][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.939858][ T32] INFO: task kworker/1:963:6414 blocked for more than 478 seconds. [ 1351.939920][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.939954][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.940005][ T32] task:kworker/1:963 state:D stack:0 pid:6414 tgid:6414 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.940096][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.940146][ T32] Call trace: [ 1351.940182][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1351.940235][ T32] r10:829187f4 r9:ecdf5d84 r8:00000002 r7:60000013 r6:ecdf5d8c r5:859cd400 [ 1351.940276][ T32] r4:859cd400 [ 1351.940304][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.940350][ T32] r5:859cd400 r4:829187f0 [ 1351.940394][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.940442][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.940492][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdf5e08 [ 1351.940521][ T32] r4:00000000 [ 1351.940544][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1351.940585][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1351.940625][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1351.940671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a8a00 [ 1351.940700][ T32] r4:00000000 [ 1351.940775][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1351.940864][ T32] r9:83018205 r8:859cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1351.940934][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.940984][ T32] r5:00001000 r4:ed227000 [ 1351.941027][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1351.941080][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.941126][ T32] r5:8599738c r4:85997000 [ 1351.941150][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.941198][ T32] r7:ddde2d40 r6:83018200 r5:8599738c r4:851f5c80 [ 1351.941225][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.941286][ T32] r10:61c88647 r9:859cd400 r8:851f5cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.941318][ T32] r4:851f5c80 [ 1351.941396][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.941452][ T32] r10:00000000 r9:851f5c80 r8:8027ed34 r7:ecdd5e60 r6:851f5d00 r5:859cd400 [ 1351.941482][ T32] r4:00000001 [ 1351.941557][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.941600][ T32] Exception stack(0xecdf5fb0 to 0xecdf5ff8) [ 1351.941674][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.941714][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.941748][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.941785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.941813][ T32] r4:85142500 [ 1351.942055][ T32] INFO: task kworker/1:963:6414 is blocked on a mutex likely owned by task kworker/1:102:3666. [ 1351.942098][ T32] task:kworker/1:102 state:R running task stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1351.942563][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1351.942923][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.943131][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.943178][ T32] r5:849a538c r4:849a5000 ** 1 printk messages dropped ** [ 1351.943326][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1351.954743][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.954866][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.954908][ T32] r4:84af8400 [ 1351.954932][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.954986][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1351.955104][ T32] r4:00000001 [ 1351.955138][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.955186][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1351.955219][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.955254][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.955285][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.955319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.955346][ T32] r4:84af1fc0 [ 1351.955371][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.955415][ T32] INFO: task kworker/0:671:6416 blocked for more than 478 seconds. [ 1351.955464][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.955546][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.955602][ T32] task:kworker/0:671 state:D stack:0 pid:6416 tgid:6416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1351.955919][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1351.956362][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1351.956798][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1351.957338][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.958173][ T32] r10:8280c9b4 r9:8482d400 r8:80200be4 r7:e0425d54 r6:ffffffff r5:8482d400 ** 11 printk messages dropped ** [ 1351.958561][ T32] r4:e0425dc0 ** 6 printk messages dropped ** [ 1351.958848][ T32] r5:00001000 r4:dffd1000 ** 1 printk messages dropped ** [ 1351.958932][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1351.959372][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1351.959789][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.960098][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.960624][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdf9e08 ** 11 printk messages dropped ** [ 1351.961167][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.961623][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.961879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1351.962753][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.963152][ T32] 5d60: 800d0013 ffffffff ** 7 printk messages dropped ** [ 1351.997706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af1ec0 ** 6 printk messages dropped ** [ 1351.998108][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1351.998446][ T32] r4:84af8400 [ 1351.998473][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.998523][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1351.998577][ T32] r4:00000001 [ 1351.998630][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.998708][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1351.998773][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.998828][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.998871][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.998937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.998994][ T32] r4:84af1fc0 [ 1351.999024][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.999090][ T32] INFO: task kworker/1:964:6420 blocked for more than 478 seconds. [ 1351.999137][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.999214][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.999249][ T32] task:kworker/1:964 state:D stack:0 pid:6420 tgid:6420 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.999312][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.999360][ T32] Call trace: [ 1351.999467][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1351.999552][ T32] r10:829187f4 r9:ece01d84 r8:00000002 r7:60000113 r6:ece01d8c r5:84936c00 [ 1351.999585][ T32] r4:84936c00 [ 1351.999607][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.999652][ T32] r5:84936c00 r4:829187f0 [ 1351.999676][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.999717][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.999766][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece01e08 [ 1351.999793][ T32] r4:00000000 [ 1351.999876][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1351.999969][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1352.000013][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.000058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e7b40 [ 1352.000088][ T32] r4:00000000 [ 1352.000146][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.000199][ T32] r9:83018205 r8:84936c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1352.000226][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.000270][ T32] r5:00001000 r4:ecd67000 [ 1352.000321][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.000367][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.000412][ T32] r5:85abd38c r4:85abd000 [ 1352.000433][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.000489][ T32] r7:ddde2d40 r6:83018200 r5:85abd38c r4:851f5d80 [ 1352.000514][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.000569][ T32] r10:61c88647 r9:84936c00 r8:851f5dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.000598][ T32] r4:851f5d80 [ 1352.000620][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.000699][ T32] r10:00000000 r9:851f5d80 r8:8027ed34 r7:ecdf5e60 r6:850ef280 r5:84936c00 [ 1352.000731][ T32] r4:00000001 [ 1352.000837][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.000894][ T32] Exception stack(0xece01fb0 to 0xece01ff8) [ 1352.000924][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.000957][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1352.001643][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.002347][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 13 printk messages dropped ** [ 1352.003001][ T32] r5:00001000 r4:dffd1000 ** 1 printk messages dropped ** [ 1352.003106][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.003363][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1352.014769][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1352.015339][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1352.015736][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1352.016821][ T32] r7:dddced40 r6:83018000 r5:85a4878c r4:850ef300 ** 7 printk messages dropped ** [ 1352.017581][ T32] Exception stack(0xece05fb0 to 0xece05ff8) ** 7 printk messages dropped ** [ 1352.018474][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.018969][ T32] 5d40: 7f1e5000 eda6b000 8280c9b4 e0425d9c e0425da0 e0425d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1352.019559][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 3 printk messages dropped ** [ 1352.019692][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.019736][ T32] r5:849a538c r4:849a5000 [ 1352.019793][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.019847][ T32] r7:ddde2d40 r6:83018200 r5:849a538c r4:84af8400 [ 1352.019919][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.020021][ T32] r10:61c88647 r9:8482d400 r8:84af842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.020128][ T32] r4:84af8400 [ 1352.020152][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.020240][ T32] r10:00000000 r9:84af8400 r8:8027ed34 r7:e0419e60 r6:84ae2400 r5:8482d400 [ 1352.020289][ T32] r4:00000001 [ 1352.020313][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.020351][ T32] Exception stack(0xe0425fb0 to 0xe0425ff8) [ 1352.020408][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.020445][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.020504][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.020598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.020628][ T32] r4:84af1fc0 [ 1352.020653][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.020679][ T32] INFO: task kworker/0:674:6424 blocked for more than 478 seconds. [ 1352.020713][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.020743][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.020765][ T32] task:kworker/0:674 state:D stack:0 pid:6424 tgid:6424 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.020852][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.020903][ T32] Call trace: [ 1352.020935][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1352.020983][ T32] r10:829187f4 r9:ece09d84 r8:00000002 r7:60000113 r6:ece09d8c r5:85a50000 [ 1352.021011][ T32] r4:85a50000 [ 1352.021033][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.021076][ T32] r5:85a50000 r4:829187f0 [ 1352.021098][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.021166][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.021219][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece09e08 [ 1352.021246][ T32] r4:00000000 [ 1352.021267][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1352.021307][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1352.021401][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.021451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f6100 [ 1352.021510][ T32] r4:00000000 [ 1352.021561][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.021612][ T32] r9:83018005 r8:85a50000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1352.021640][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.021683][ T32] r5:00001000 r4:ecccf000 [ 1352.021705][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.021745][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.021790][ T32] r5:85a48f8c r4:85a48c00 [ 1352.021812][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.021865][ T32] r7:dddced40 r6:83018000 r5:85a48f8c r4:850ef400 [ 1352.021892][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.021940][ T32] r10:61c88647 r9:85a50000 r8:850ef42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.021968][ T32] r4:850ef400 [ 1352.021989][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1352.022091][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.022310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1352.023300][ T32] Exception stack(0xe0425d20 to 0xe0425d68) ** 8 printk messages dropped ** [ 1352.054902][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1352.055333][ T32] r5:85a50c00 r4:829187f0 [ 1352.055361][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1352.055542][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1352.055999][ T32] r5:85a48b8c r4:85a48800 ** 8 printk messages dropped ** [ 1352.056357][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1352.057145][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.057479][ T32] 9d60: 900b0013 ffffffff ** 6 printk messages dropped ** [ 1352.057785][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1352.058426][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1352.059026][ T32] INFO: task kworker/0:676:6428 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 1352.059475][ T32] r5:85a51800 r4:829187f0 ** 1 printk messages dropped ** [ 1352.059572][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1352.059791][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1352.059838][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.059901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f6bc0 [ 1352.059931][ T32] r4:00000000 [ 1352.059974][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.060025][ T32] r9:83018005 r8:85a51800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1352.060051][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.060096][ T32] r5:00001000 r4:ece45000 [ 1352.060119][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.060237][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.060294][ T32] r5:85a4ab8c r4:85a4a800 [ 1352.060317][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.060376][ T32] r7:dddced40 r6:83018000 r5:85a4ab8c r4:850ef600 [ 1352.060406][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.060455][ T32] r10:61c88647 r9:85a51800 r8:850ef62c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.060482][ T32] r4:850ef600 [ 1352.060503][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.060551][ T32] r10:00000000 r9:850ef600 r8:8027ed34 r7:ece09e60 r6:850ef680 r5:85a51800 [ 1352.060579][ T32] r4:00000001 [ 1352.060599][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.060636][ T32] Exception stack(0xece0dfb0 to 0xece0dff8) [ 1352.060665][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.060699][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.060731][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.060809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.060864][ T32] r4:850f60c0 [ 1352.061115][ T32] INFO: task kworker/0:676:6428 is blocked on a mutex likely owned by task kworker/1:101:3662. [ 1352.061153][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.061212][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.061291][ T32] Call trace: [ 1352.061323][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1352.061375][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 [ 1352.061404][ T32] r4:00000000 [ 1352.061426][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.061465][ T32] Exception stack(0xe0419d20 to 0xe0419d68) [ 1352.061498][ T32] 9d20: 7f5fa000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 [ 1352.061532][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 [ 1352.061591][ T32] 9d60: 900b0013 ffffffff [ 1352.061622][ T32] r5:900b0013 r4:80239bd0 [ 1352.061645][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.061689][ T32] r4:82ac11e4 [ 1352.061738][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.061849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0419dc0 r5:e0419e08 [ 1352.061887][ T32] r4:e0419dc0 [ 1352.061936][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1352.062203][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1352.062738][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1352.063325][ T32] INFO: task kworker/0:677:6429 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 1352.096185][ T32] r5:85a52400 r4:829187f0 [ 1352.096223][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1352.096652][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1352.097064][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1352.097522][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1352.098525][ T32] Exception stack(0xe0419d20 to 0xe0419d68) ** 8 printk messages dropped ** [ 1352.098897][ T32] r4:e0419dc0 ** 4 printk messages dropped ** [ 1352.099117][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 ** 8 printk messages dropped ** [ 1352.099488][ T32] r10:61c88647 r9:8482ec00 r8:84af83ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1352.099936][ T32] r4:84af1d40 ** 4 printk messages dropped ** [ 1352.100162][ T32] task:kworker/0:678 state:D stack:0 pid:6430 tgid:6430 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1352.100489][ T32] r10:829187f4 r9:ece1dd84 r8:00000002 r7:60000013 r6:ece1dd8c r5:85a53000 [ 1352.100528][ T32] r4:85a53000 [ 1352.100551][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.100596][ T32] r5:85a53000 r4:829187f0 [ 1352.100619][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.100660][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.100709][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece1de08 [ 1352.100737][ T32] r4:00000000 [ 1352.100758][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1352.100798][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1352.100875][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.100927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f6540 [ 1352.100956][ T32] r4:00000000 [ 1352.100979][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.101056][ T32] r9:83018005 r8:85a53000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1352.101085][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.101168][ T32] r5:00001000 r4:ecce9000 [ 1352.101201][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.101282][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.101351][ T32] r5:85a4978c r4:85a49400 [ 1352.101462][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.101516][ T32] r7:dddced40 r6:83018000 r5:85a4978c r4:850ef800 [ 1352.101541][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.101599][ T32] r10:61c88647 r9:85a53000 r8:850ef82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.101626][ T32] r4:850ef800 [ 1352.101675][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.101733][ T32] r10:00000000 r9:850ef800 r8:8027ed34 r7:ece0de60 r6:850ef880 r5:85a53000 [ 1352.101760][ T32] r4:00000001 [ 1352.101781][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.101818][ T32] Exception stack(0xece1dfb0 to 0xece1dff8) [ 1352.101847][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.101887][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.101919][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.101964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.101995][ T32] r4:850f6300 [ 1352.102259][ T32] INFO: task kworker/0:678:6430 is blocked on a mutex likely owned by task kworker/1:101:3662. [ 1352.102298][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.102375][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.102429][ T32] Call trace: [ 1352.102462][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1352.102551][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 [ 1352.102584][ T32] r4:00000000 [ 1352.102606][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.102647][ T32] Exception stack(0xe0419d20 to 0xe0419d68) [ 1352.102709][ T32] 9d20: 7fcbc000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 [ 1352.102749][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 [ 1352.102778][ T32] 9d60: 900b0013 ffffffff [ 1352.102865][ T32] r5:900b0013 r4:80239bd0 [ 1352.102896][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.102947][ T32] r4:82ac11e4 [ 1352.102996][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.103052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0419dc0 r5:e0419e08 [ 1352.103079][ T32] r4:e0419dc0 [ 1352.103102][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.103151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 [ 1352.103239][ T32] r4:00000000 [ 1352.103293][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.124003][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 [ 1352.124058][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1352.124457][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.124900][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1352.125251][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.125465][ T32] r5:85a53c00 r4:829187f0 ** 1 printk messages dropped ** [ 1352.125530][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1352.125728][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1352.125920][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1352.126086][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.126129][ T32] r5:85a49b8c r4:85a49800 [ 1352.126180][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.126232][ T32] r7:dddced40 r6:83018000 r5:85a49b8c r4:850ef900 [ 1352.126267][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.126319][ T32] r10:61c88647 r9:85a53c00 r8:850ef92c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.126347][ T32] r4:850ef900 [ 1352.126368][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.126415][ T32] r10:00000000 r9:850ef900 r8:8027ed34 r7:ece0de60 r6:850ef980 r5:85a53c00 [ 1352.126441][ T32] r4:00000001 [ 1352.126463][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.126505][ T32] Exception stack(0xece19fb0 to 0xece19ff8) [ 1352.126535][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.126569][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.126637][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.126704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.126734][ T32] r4:850f6500 [ 1352.127268][ T32] INFO: task kworker/0:679:6432 is blocked on a mutex likely owned by task kworker/1:101:3662. [ 1352.127326][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.127426][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.127520][ T32] Call trace: [ 1352.127563][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1352.127616][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 [ 1352.127657][ T32] r4:00000000 [ 1352.127813][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.127868][ T32] Exception stack(0xe0419d20 to 0xe0419d68) [ 1352.127957][ T32] 9d20: 8008f000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 [ 1352.128031][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 [ 1352.128089][ T32] 9d60: 800b0013 ffffffff [ 1352.128153][ T32] r5:800b0013 r4:80239bd0 [ 1352.128179][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.128226][ T32] r4:82ac11e4 [ 1352.128316][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.128372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0419dc0 r5:e0419e08 [ 1352.128399][ T32] r4:e0419dc0 [ 1352.128448][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.128498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 [ 1352.128526][ T32] r4:00000000 [ 1352.128548][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.128624][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 [ 1352.128687][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.128738][ T32] r5:00001000 r4:ee065000 [ 1352.128761][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.128802][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.128846][ T32] r5:8487af8c r4:8487ac00 [ 1352.128913][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.128968][ T32] r7:ddde2d40 r6:83018200 r5:8487af8c r4:84af8380 [ 1352.128993][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.129042][ T32] r10:61c88647 r9:8482ec00 r8:84af83ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.129069][ T32] r4:84af8380 [ 1352.129090][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.129137][ T32] r10:00000000 r9:84af8380 r8:8027ed34 r7:e0429e60 r6:84ae2380 r5:8482ec00 [ 1352.129166][ T32] r4:00000001 [ 1352.129187][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.129226][ T32] Exception stack(0xe0419fb0 to 0xe0419ff8) [ 1352.129256][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.129289][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1352.129451][ T32] r4:84af1d40 ** 2 printk messages dropped ** [ 1352.129603][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1352.129724][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.129970][ T32] r5:85a54800 r4:829187f0 [ 1352.129994][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.130072][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.130122][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece29e08 ** 2 printk messages dropped ** [ 1352.130208][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1352.130317][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1352.130412][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1352.130588][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1352.130732][ T32] r4:850efa00 ** 3 printk messages dropped ** [ 1352.130851][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1352.130926][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.130959][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.130991][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.131025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.131054][ T32] r4:850f6700 [ 1352.131327][ T32] INFO: task kworker/0:680:6435 is blocked on a mutex likely owned by task kworker/1:101:3662. [ 1352.131419][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.131490][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.131613][ T32] Call trace: [ 1352.131650][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1352.131702][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 [ 1352.131730][ T32] r4:00000000 [ 1352.131752][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.131792][ T32] Exception stack(0xe0419d20 to 0xe0419d68) [ 1352.131824][ T32] 9d20: 8008f000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 [ 1352.131868][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 [ 1352.131954][ T32] 9d60: 800b0013 ffffffff [ 1352.132033][ T32] r5:800b0013 r4:80239bd0 [ 1352.132059][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.132135][ T32] r4:82ac11e4 [ 1352.132187][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.132266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0419dc0 r5:e0419e08 [ 1352.132370][ T32] r4:e0419dc0 [ 1352.132397][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.132443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 [ 1352.132471][ T32] r4:00000000 [ 1352.132491][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.132540][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 [ 1352.132566][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.132668][ T32] r5:00001000 r4:ee065000 [ 1352.132700][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.132741][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.132787][ T32] r5:8487af8c r4:8487ac00 [ 1352.132809][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.132857][ T32] r7:ddde2d40 r6:83018200 r5:8487af8c r4:84af8380 [ 1352.132890][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.132940][ T32] r10:61c88647 r9:8482ec00 r8:84af83ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.132968][ T32] r4:84af8380 [ 1352.133043][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.133104][ T32] r10:00000000 r9:84af8380 r8:8027ed34 r7:e0429e60 r6:84ae2380 r5:8482ec00 [ 1352.133158][ T32] r4:00000001 [ 1352.133184][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.133222][ T32] Exception stack(0xe0419fb0 to 0xe0419ff8) [ 1352.133252][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.133286][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.156016][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.156084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.156116][ T32] r4:84af1d40 [ 1352.156144][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.156176][ T32] INFO: task kworker/0:681:6437 blocked for more than 478 seconds. [ 1352.156213][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.156245][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.156296][ T32] task:kworker/0:681 state:D stack:0 pid:6437 tgid:6437 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.156451][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.156578][ T32] Call trace: [ 1352.156625][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1352.156686][ T32] r10:829187f4 r9:ece35d84 r8:00000002 r7:60000013 r6:ece35d8c r5:85a55400 [ 1352.156714][ T32] r4:85a55400 [ 1352.156736][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.156780][ T32] r5:85a55400 r4:829187f0 [ 1352.156802][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.156843][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.156898][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece35e08 [ 1352.156925][ T32] r4:00000000 [ 1352.156947][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1352.156988][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1352.157030][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.157077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f6880 [ 1352.157103][ T32] r4:00000000 [ 1352.157125][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.157175][ T32] r9:83018005 r8:85a55400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1352.157201][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.157246][ T32] r5:00001000 r4:ece31000 [ 1352.157295][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.157351][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.157397][ T32] r5:85a4a38c r4:85a4a000 [ 1352.157450][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.157506][ T32] r7:dddced40 r6:83018000 r5:85a4a38c r4:850efb00 [ 1352.157532][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.157581][ T32] r10:61c88647 r9:85a55400 r8:850efb2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.157663][ T32] r4:850efb00 [ 1352.157695][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.157745][ T32] r10:00000000 r9:850efb00 r8:8027ed34 r7:ece0de60 r6:850efb80 r5:85a55400 [ 1352.157772][ T32] r4:00000001 [ 1352.157847][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.157899][ T32] Exception stack(0xece35fb0 to 0xece35ff8) [ 1352.157930][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.157963][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.157995][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.158057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.158086][ T32] r4:850f68c0 [ 1352.158495][ T32] INFO: task kworker/0:681:6437 is blocked on a mutex likely owned by task kworker/1:101:3662. [ 1352.158535][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.158628][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.158737][ T32] Call trace: [ 1352.158779][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1352.158833][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 [ 1352.158868][ T32] r4:00000000 [ 1352.158891][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.158931][ T32] Exception stack(0xe0419d20 to 0xe0419d68) [ 1352.159042][ T32] 9d20: 8051a000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 [ 1352.159082][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 [ 1352.159112][ T32] 9d60: 800b0013 ffffffff [ 1352.159140][ T32] r5:800b0013 r4:80239bd0 [ 1352.159163][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.159208][ T32] r4:82ac11e4 [ 1352.159230][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.159276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0419dc0 r5:e0419e08 [ 1352.159303][ T32] r4:e0419dc0 [ 1352.159324][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.159370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 [ 1352.159398][ T32] r4:00000000 [ 1352.159475][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.159528][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 [ 1352.159555][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.159601][ T32] r5:00001000 r4:ee065000 [ 1352.159623][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.159664][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.159708][ T32] r5:8487af8c r4:8487ac00 [ 1352.159809][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.159873][ T32] r7:ddde2d40 r6:83018200 r5:8487af8c r4:84af8380 [ 1352.159925][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.160000][ T32] r10:61c88647 r9:8482ec00 r8:84af83ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.160031][ T32] r4:84af8380 [ 1352.160052][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.160133][ T32] r10:00000000 r9:84af8380 r8:8027ed34 r7:e0429e60 r6:84ae2380 r5:8482ec00 [ 1352.160165][ T32] r4:00000001 [ 1352.160188][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.160226][ T32] Exception stack(0xe0419fb0 to 0xe0419ff8) [ 1352.160255][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.160289][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.160374][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.160437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.160487][ T32] r4:84af1d40 [ 1352.160513][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.160539][ T32] INFO: task kworker/0:682:6439 blocked for more than 478 seconds. [ 1352.160581][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.160624][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.160649][ T32] task:kworker/0:682 state:D stack:0 pid:6439 tgid:6439 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.160699][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.160781][ T32] Call trace: [ 1352.160817][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1352.160873][ T32] r10:829187f4 r9:ece49d84 r8:00000002 r7:60000013 r6:ece49d8c r5:85a56000 [ 1352.160902][ T32] r4:85a56000 [ 1352.160924][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.160967][ T32] r5:85a56000 r4:829187f0 [ 1352.160989][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.161030][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.161079][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece49e08 [ 1352.161108][ T32] r4:00000000 [ 1352.161156][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1352.161255][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1352.161307][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.161392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f69c0 [ 1352.161441][ T32] r4:00000000 [ 1352.161505][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.161559][ T32] r9:83018005 r8:85a56000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1352.161586][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.161659][ T32] r5:00001000 r4:ece3f000 [ 1352.161692][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.161744][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.161789][ T32] r5:85a4a78c r4:85a4a400 [ 1352.161821][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.161877][ T32] r7:dddced40 r6:83018000 r5:85a4a78c r4:850efc00 [ 1352.161901][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.161949][ T32] r10:61c88647 r9:85a56000 r8:850efc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.162025][ T32] r4:850efc00 [ 1352.162063][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.162113][ T32] r10:00000000 r9:850efc00 r8:8027ed34 r7:ece0de60 r6:850efc80 r5:85a56000 [ 1352.162194][ T32] r4:00000001 [ 1352.162225][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.162263][ T32] Exception stack(0xece49fb0 to 0xece49ff8) [ 1352.162295][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.162329][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.162361][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.162395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.162422][ T32] r4:850f6a00 [ 1352.162710][ T32] INFO: task kworker/0:682:6439 is blocked on a mutex likely owned by task kworker/1:101:3662. [ 1352.162812][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.162945][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.163048][ T32] Call trace: [ 1352.163149][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1352.163206][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 [ 1352.163272][ T32] r4:00000000 [ 1352.163299][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.179018][ T32] Exception stack(0xe0419d20 to 0xe0419d68) [ 1352.179150][ T32] 9d20: 8051a000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 [ 1352.179247][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 [ 1352.179284][ T32] 9d60: 800b0013 ffffffff [ 1352.179316][ T32] r5:800b0013 r4:80239bd0 [ 1352.179358][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.179456][ T32] r4:82ac11e4 [ 1352.179483][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.179532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0419dc0 r5:e0419e08 [ 1352.179563][ T32] r4:e0419dc0 [ 1352.179587][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.179635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 [ 1352.179663][ T32] r4:00000000 [ 1352.179686][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.179737][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 [ 1352.179791][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.179844][ T32] r5:00001000 r4:ee065000 [ 1352.179876][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.179975][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.180027][ T32] r5:8487af8c r4:8487ac00 [ 1352.180051][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.180100][ T32] r7:ddde2d40 r6:83018200 r5:8487af8c r4:84af8380 [ 1352.180125][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.180227][ T32] r10:61c88647 r9:8482ec00 r8:84af83ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.180319][ T32] r4:84af8380 [ 1352.180344][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.180394][ T32] r10:00000000 r9:84af8380 r8:8027ed34 r7:e0429e60 r6:84ae2380 r5:8482ec00 [ 1352.180423][ T32] r4:00000001 [ 1352.180445][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.180483][ T32] Exception stack(0xe0419fb0 to 0xe0419ff8) [ 1352.180513][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.180546][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.180618][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.180714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.180752][ T32] r4:84af1d40 [ 1352.180779][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.180839][ T32] INFO: task kworker/0:683:6440 blocked for more than 478 seconds. [ 1352.180941][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.180984][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.181010][ T32] task:kworker/0:683 state:D stack:0 pid:6440 tgid:6440 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.181099][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.181184][ T32] Call trace: [ 1352.181237][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1352.181296][ T32] r10:829187f4 r9:ece21d84 r8:00000002 r7:60000013 r6:ece21d8c r5:85a56c00 [ 1352.181324][ T32] r4:85a56c00 [ 1352.181379][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.181447][ T32] r5:85a56c00 r4:829187f0 [ 1352.181473][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.181517][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.181575][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece21e08 [ 1352.181602][ T32] r4:00000000 [ 1352.181624][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1352.181664][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1352.181703][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.181748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f6ec0 [ 1352.181801][ T32] r4:00000000 [ 1352.181827][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.181885][ T32] r9:83018005 r8:85a56c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1352.181911][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.181958][ T32] r5:00001000 r4:ece59000 [ 1352.181981][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.182076][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.182129][ T32] r5:85a4b38c r4:85a4b000 [ 1352.182151][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.182199][ T32] r7:dddced40 r6:83018000 r5:85a4b38c r4:850efd00 [ 1352.182222][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.182326][ T32] r10:61c88647 r9:85a56c00 r8:850efd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.182416][ T32] r4:850efd00 [ 1352.182443][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.182491][ T32] r10:00000000 r9:850efd00 r8:8027ed34 r7:ece0de60 r6:850efd80 r5:85a56c00 [ 1352.182518][ T32] r4:00000001 [ 1352.182539][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.182577][ T32] Exception stack(0xece21fb0 to 0xece21ff8) [ 1352.182607][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.182641][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.182691][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.182755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.182786][ T32] r4:850f6a00 [ 1352.183200][ T32] INFO: task kworker/0:683:6440 is blocked on a mutex likely owned by task kworker/1:101:3662. [ 1352.183240][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.183353][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.196253][ T32] Call trace: [ 1352.196302][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1352.196379][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 [ 1352.196437][ T32] r4:00000000 [ 1352.196467][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.196519][ T32] Exception stack(0xe0419d20 to 0xe0419d68) [ 1352.196555][ T32] 9d20: 809d8000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 [ 1352.196590][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 [ 1352.196620][ T32] 9d60: 800b0013 ffffffff [ 1352.196701][ T32] r5:800b0013 r4:80239bd0 [ 1352.196755][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.196806][ T32] r4:82ac11e4 [ 1352.196844][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.196902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0419dc0 r5:e0419e08 [ 1352.196930][ T32] r4:e0419dc0 [ 1352.196952][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.196998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 [ 1352.197026][ T32] r4:00000000 [ 1352.197047][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.197096][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 [ 1352.197123][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.197170][ T32] r5:00001000 r4:ee065000 [ 1352.197223][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.197269][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.197315][ T32] r5:8487af8c r4:8487ac00 [ 1352.197339][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.197388][ T32] r7:ddde2d40 r6:83018200 r5:8487af8c r4:84af8380 [ 1352.197412][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.197461][ T32] r10:61c88647 r9:8482ec00 r8:84af83ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.197515][ T32] r4:84af8380 [ 1352.197541][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.197592][ T32] r10:00000000 r9:84af8380 r8:8027ed34 r7:e0429e60 r6:84ae2380 r5:8482ec00 [ 1352.197621][ T32] r4:00000001 [ 1352.197642][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.197707][ T32] Exception stack(0xe0419fb0 to 0xe0419ff8) [ 1352.197779][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.197874][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.197937][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.198000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.198054][ T32] r4:84af1d40 [ 1352.198108][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.198143][ T32] INFO: task kworker/0:684:6443 blocked for more than 478 seconds. [ 1352.198179][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.198226][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.198253][ T32] task:kworker/0:684 state:D stack:0 pid:6443 tgid:6443 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.198368][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.198448][ T32] Call trace: [ 1352.198511][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1352.198565][ T32] r10:829187f4 r9:ece51d84 r8:00000002 r7:60000013 r6:ece51d8c r5:85110000 [ 1352.198593][ T32] r4:85110000 [ 1352.198615][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.198658][ T32] r5:85110000 r4:829187f0 [ 1352.198694][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.198739][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.198826][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece51e08 [ 1352.198899][ T32] r4:00000000 [ 1352.198953][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1352.199006][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1352.199073][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.199123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f6dc0 [ 1352.199150][ T32] r4:00000000 [ 1352.199172][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.199220][ T32] r9:83018005 r8:85110000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1352.199245][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.199317][ T32] r5:00001000 r4:ece53000 [ 1352.199344][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.199386][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.199430][ T32] r5:85a4af8c r4:85a4ac00 [ 1352.199452][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.199501][ T32] r7:dddced40 r6:83018000 r5:85a4af8c r4:850efe00 [ 1352.199525][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.199573][ T32] r10:61c88647 r9:85110000 r8:850efe2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.199627][ T32] r4:850efe00 [ 1352.199654][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.199703][ T32] r10:00000000 r9:850efe00 r8:8027ed34 r7:ece21e60 r6:850efe80 r5:85110000 [ 1352.199730][ T32] r4:00000001 [ 1352.199751][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.199836][ T32] Exception stack(0xece51fb0 to 0xece51ff8) [ 1352.199883][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.199918][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.199978][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.200051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.200081][ T32] r4:850f6d80 [ 1352.200495][ T32] INFO: task kworker/0:684:6443 is blocked on a mutex likely owned by task kworker/1:101:3662. [ 1352.200534][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.200678][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.200735][ T32] Call trace: [ 1352.200766][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1352.200820][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 [ 1352.200875][ T32] r4:00000000 [ 1352.200901][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.200974][ T32] Exception stack(0xe0419d20 to 0xe0419d68) [ 1352.201012][ T32] 9d20: 809d8000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 [ 1352.201075][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 [ 1352.201118][ T32] 9d60: 800b0013 ffffffff [ 1352.201174][ T32] r5:800b0013 r4:80239bd0 [ 1352.201228][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.201304][ T32] r4:82ac11e4 [ 1352.201333][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.201407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0419dc0 r5:e0419e08 [ 1352.201470][ T32] r4:e0419dc0 [ 1352.201495][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.201550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 [ 1352.201577][ T32] r4:00000000 [ 1352.201599][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.201646][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 [ 1352.201671][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.201741][ T32] r5:00001000 r4:ee065000 [ 1352.201767][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.201809][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.201855][ T32] r5:8487af8c r4:8487ac00 [ 1352.201883][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.201932][ T32] r7:ddde2d40 r6:83018200 r5:8487af8c r4:84af8380 [ 1352.201974][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.202052][ T32] r10:61c88647 r9:8482ec00 r8:84af83ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.202082][ T32] r4:84af8380 [ 1352.202135][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.202219][ T32] r10:00000000 r9:84af8380 r8:8027ed34 r7:e0429e60 r6:84ae2380 r5:8482ec00 [ 1352.202249][ T32] r4:00000001 [ 1352.202338][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.202424][ T32] Exception stack(0xe0419fb0 to 0xe0419ff8) [ 1352.202458][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.202520][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.202555][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.202589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.202616][ T32] r4:84af1d40 [ 1352.202666][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.202730][ T32] INFO: task kworker/0:685:6445 blocked for more than 478 seconds. [ 1352.202766][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.202796][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.202846][ T32] task:kworker/0:685 state:D stack:0 pid:6445 tgid:6445 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.202917][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.202990][ T32] Call trace: [ 1352.203027][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1352.203076][ T32] r10:829187f4 r9:ece5dd84 r8:00000002 r7:60000113 r6:ece5dd8c r5:85110c00 [ 1352.203174][ T32] r4:85110c00 [ 1352.203200][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.203254][ T32] r5:85110c00 r4:829187f0 [ 1352.203279][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.228791][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.229006][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece5de08 [ 1352.229047][ T32] r4:00000000 [ 1352.229102][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1352.229151][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1352.229196][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.229242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531e0c0 [ 1352.229269][ T32] r4:00000000 [ 1352.229291][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.229341][ T32] r9:83018005 r8:85110c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1352.229394][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.229462][ T32] r5:00001000 r4:ece67000 [ 1352.229489][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.229532][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.229578][ T32] r5:85a4b78c r4:85a4b400 [ 1352.229626][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.229681][ T32] r7:dddced40 r6:83018000 r5:85a4b78c r4:850eff00 [ 1352.229705][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.229759][ T32] r10:61c88647 r9:85110c00 r8:850eff2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.229788][ T32] r4:850eff00 [ 1352.229813][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.229872][ T32] r10:00000000 r9:850eff00 r8:8027ed34 r7:ece21e60 r6:850eff80 r5:85110c00 [ 1352.229905][ T32] r4:00000001 [ 1352.229928][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.230020][ T32] Exception stack(0xece5dfb0 to 0xece5dff8) [ 1352.230067][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.230102][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.230135][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.230169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.230196][ T32] r4:850f6d80 [ 1352.230618][ T32] INFO: task kworker/0:685:6445 is blocked on a mutex likely owned by task kworker/1:101:3662. [ 1352.230662][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.230737][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.230790][ T32] Call trace: [ 1352.230823][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1352.230889][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 [ 1352.230919][ T32] r4:00000000 [ 1352.230940][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.230983][ T32] Exception stack(0xe0419d20 to 0xe0419d68) [ 1352.231054][ T32] 9d20: 80e9d000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 [ 1352.231098][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 [ 1352.231127][ T32] 9d60: 800b0013 ffffffff [ 1352.231154][ T32] r5:800b0013 r4:80239bd0 [ 1352.231177][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.231222][ T32] r4:82ac11e4 [ 1352.231244][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.231291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0419dc0 r5:e0419e08 [ 1352.231337][ T32] r4:e0419dc0 [ 1352.231415][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.231467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 [ 1352.231494][ T32] r4:00000000 [ 1352.231545][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.231598][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 [ 1352.231678][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.231736][ T32] r5:00001000 r4:ee065000 [ 1352.231759][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.231801][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.231869][ T32] r5:8487af8c r4:8487ac00 [ 1352.231897][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.231948][ T32] r7:ddde2d40 r6:83018200 r5:8487af8c r4:84af8380 [ 1352.231974][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.232023][ T32] r10:61c88647 r9:8482ec00 r8:84af83ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.232050][ T32] r4:84af8380 [ 1352.232072][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.232121][ T32] r10:00000000 r9:84af8380 r8:8027ed34 r7:e0429e60 r6:84ae2380 r5:8482ec00 [ 1352.232148][ T32] r4:00000001 [ 1352.232170][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.232234][ T32] Exception stack(0xe0419fb0 to 0xe0419ff8) [ 1352.232267][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.232353][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.232420][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.232460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.232531][ T32] r4:84af1d40 [ 1352.232569][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.232616][ T32] INFO: task kworker/0:686:6448 blocked for more than 478 seconds. [ 1352.232713][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.232754][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.232804][ T32] task:kworker/0:686 state:D stack:0 pid:6448 tgid:6448 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.232893][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.232975][ T32] Call trace: [ 1352.233012][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1352.233064][ T32] r10:829187f4 r9:ece65d84 r8:00000002 r7:60000113 r6:ece65d8c r5:85111800 [ 1352.233118][ T32] r4:85111800 [ 1352.233143][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.233187][ T32] r5:85111800 r4:829187f0 [ 1352.233209][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.233269][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.243203][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece65e08 [ 1352.243256][ T32] r4:00000000 [ 1352.243331][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1352.243660][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1352.243727][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.243775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531e500 [ 1352.243805][ T32] r4:00000000 [ 1352.243827][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.243887][ T32] r9:83018005 r8:85111800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1352.243929][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.244011][ T32] r5:00001000 r4:eadbf000 [ 1352.244039][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.244091][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.244154][ T32] r5:85ab038c r4:85ab0000 [ 1352.244181][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.244233][ T32] r7:dddced40 r6:83018000 r5:85ab038c r4:8531a000 [ 1352.244257][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.244333][ T32] r10:61c88647 r9:85111800 r8:8531a02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.244365][ T32] r4:8531a000 [ 1352.244387][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.244436][ T32] r10:00000000 r9:8531a000 r8:8027ed34 r7:ece5de60 r6:8531a080 r5:85111800 [ 1352.244463][ T32] r4:00000001 [ 1352.244484][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.244533][ T32] Exception stack(0xece65fb0 to 0xece65ff8) [ 1352.244570][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.244605][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.244637][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.244671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.244724][ T32] r4:8531e1c0 [ 1352.245162][ T32] INFO: task kworker/0:686:6448 is blocked on a mutex likely owned by task kworker/1:101:3662. [ 1352.245207][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.245380][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.245432][ T32] Call trace: [ 1352.245536][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1352.245607][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 [ 1352.245640][ T32] r4:00000000 [ 1352.245662][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.245703][ T32] Exception stack(0xe0419d20 to 0xe0419d68) [ 1352.245736][ T32] 9d20: 80e9d000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 [ 1352.245772][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 [ 1352.245800][ T32] 9d60: 800b0013 ffffffff [ 1352.245843][ T32] r5:800b0013 r4:80239bd0 [ 1352.245875][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.245921][ T32] r4:82ac11e4 [ 1352.245944][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.245989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0419dc0 r5:e0419e08 [ 1352.246074][ T32] r4:e0419dc0 [ 1352.246101][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.246148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 [ 1352.246212][ T32] r4:00000000 [ 1352.246238][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.246288][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 [ 1352.246332][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.246381][ T32] r5:00001000 r4:ee065000 [ 1352.246416][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.246460][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.246510][ T32] r5:8487af8c r4:8487ac00 [ 1352.246589][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.246643][ T32] r7:ddde2d40 r6:83018200 r5:8487af8c r4:84af8380 [ 1352.246668][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.246717][ T32] r10:61c88647 r9:8482ec00 r8:84af83ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.246747][ T32] r4:84af8380 [ 1352.246768][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.246816][ T32] r10:00000000 r9:84af8380 r8:8027ed34 r7:e0429e60 r6:84ae2380 r5:8482ec00 [ 1352.246844][ T32] r4:00000001 [ 1352.246873][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.246910][ T32] Exception stack(0xe0419fb0 to 0xe0419ff8) [ 1352.246940][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.246985][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.247021][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.247054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.247119][ T32] r4:84af1d40 [ 1352.247181][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.247216][ T32] INFO: task kworker/0:687:6449 blocked for more than 478 seconds. [ 1352.247251][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.247282][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.247305][ T32] task:kworker/0:687 state:D stack:0 pid:6449 tgid:6449 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.247354][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.247462][ T32] Call trace: [ 1352.247510][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1352.247590][ T32] r10:829187f4 r9:ece71d84 r8:00000002 r7:60000013 r6:ece71d8c r5:85112400 [ 1352.247622][ T32] r4:85112400 [ 1352.247645][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.247732][ T32] r5:85112400 r4:829187f0 [ 1352.247757][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.247824][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.247881][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece71e08 [ 1352.247910][ T32] r4:00000000 [ 1352.247932][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1352.247985][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1352.248038][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.248088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531e180 [ 1352.248115][ T32] r4:00000000 [ 1352.248136][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.248183][ T32] r9:83018005 r8:85112400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1352.248245][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.248295][ T32] r5:00001000 r4:ece6d000 [ 1352.248319][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.248415][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.248466][ T32] r5:85a4bb8c r4:85a4b800 [ 1352.248488][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.248536][ T32] r7:dddced40 r6:83018000 r5:85a4bb8c r4:8531a100 [ 1352.248612][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.248671][ T32] r10:61c88647 r9:85112400 r8:8531a12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.248698][ T32] r4:8531a100 [ 1352.248719][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.248767][ T32] r10:00000000 r9:8531a100 r8:8027ed34 r7:ece65e60 r6:8531a180 r5:85112400 [ 1352.248794][ T32] r4:00000001 [ 1352.248815][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.248874][ T32] Exception stack(0xece71fb0 to 0xece71ff8) [ 1352.248936][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.249041][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.249101][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.249140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.249167][ T32] r4:8531e1c0 [ 1352.249400][ T32] INFO: task kworker/0:687:6449 is blocked on a mutex likely owned by task kworker/1:101:3662. [ 1352.249437][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.249550][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.249613][ T32] Call trace: [ 1352.249647][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1352.249698][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 [ 1352.249728][ T32] r4:00000000 [ 1352.249749][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.249790][ T32] Exception stack(0xe0419d20 to 0xe0419d68) ** 1 printk messages dropped ** [ 1352.249870][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1352.250524][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 ** 11 printk messages dropped ** [ 1352.251054][ T32] r10:00000000 r9:84af8380 r8:8027ed34 r7:e0429e60 r6:84ae2380 r5:8482ec00 [ 1352.251081][ T32] r4:00000001 [ 1352.251116][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.251250][ T32] Exception stack(0xe0419fb0 to 0xe0419ff8) [ 1352.251284][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.251391][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.251584][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.251621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.251702][ T32] r4:84af1d40 [ 1352.251728][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.251756][ T32] INFO: task kworker/0:688:6451 blocked for more than 478 seconds. [ 1352.251787][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.251913][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.251946][ T32] task:kworker/0:688 state:D stack:0 pid:6451 tgid:6451 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.251996][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.252133][ T32] Call trace: [ 1352.252273][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1352.252325][ T32] r10:829187f4 r9:ece79d84 r8:00000002 r7:60000013 r6:ece79d8c r5:85113000 [ 1352.252459][ T32] r4:85113000 [ 1352.252502][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.252577][ T32] r5:85113000 r4:829187f0 [ 1352.252603][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.252673][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.252726][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece79e08 [ 1352.252784][ T32] r4:00000000 [ 1352.252896][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1352.252948][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1352.253014][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.253132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531e2c0 [ 1352.253242][ T32] r4:00000000 [ 1352.253266][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.253368][ T32] r9:83018005 r8:85113000 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1352.279135][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.279241][ T32] r5:00001000 r4:dfb33000 [ 1352.279268][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.279312][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.279370][ T32] r5:85a4bf8c r4:85a4bc00 [ 1352.279398][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.279451][ T32] r7:dddced40 r6:83018000 r5:85a4bf8c r4:8531a200 [ 1352.279476][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.279525][ T32] r10:61c88647 r9:85113000 r8:8531a22c r7:82804d40 r6:dddced40 r5:dddced60 ** 2 printk messages dropped ** [ 1352.279706][ T32] r10:00000000 r9:8531a200 r8:8027ed34 r7:ece65e60 r6:8531a280 r5:85113000 ** 9 printk messages dropped ** [ 1352.280584][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1352.281424][ T32] r4:e0419dc0 ** 4 printk messages dropped ** [ 1352.281638][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 ** 9 printk messages dropped ** [ 1352.282100][ T32] r4:84af8380 ** 6 printk messages dropped ** [ 1352.282489][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.282972][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.296655][ T32] r5:85113c00 r4:829187f0 ** 3 printk messages dropped ** [ 1352.296954][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.297121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531e6c0 ** 10 printk messages dropped ** [ 1352.297551][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1352.297946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1352.298955][ T32] Exception stack(0xe0419d20 to 0xe0419d68) ** 8 printk messages dropped ** [ 1352.299317][ T32] r4:e0419dc0 ** 5 printk messages dropped ** [ 1352.299572][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1352.299991][ T32] r4:84af8380 [ 1352.300026][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.300076][ T32] r10:00000000 r9:84af8380 r8:8027ed34 r7:e0429e60 r6:84ae2380 r5:8482ec00 [ 1352.300103][ T32] r4:00000001 [ 1352.300160][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.300202][ T32] Exception stack(0xe0419fb0 to 0xe0419ff8) [ 1352.300231][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.300264][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.300295][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.300328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.300355][ T32] r4:84af1d40 [ 1352.300417][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.300458][ T32] INFO: task kworker/0:690:6456 blocked for more than 478 seconds. [ 1352.300521][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.300557][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.300580][ T32] task:kworker/0:690 state:D stack:0 pid:6456 tgid:6456 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.300714][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.300774][ T32] Call trace: [ 1352.300900][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1352.300963][ T32] r10:829187f4 r9:ece81d84 r8:00000002 r7:60000113 r6:ece81d8c r5:85114800 [ 1352.301008][ T32] r4:85114800 [ 1352.301033][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.301078][ T32] r5:85114800 r4:829187f0 [ 1352.301101][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.301144][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.301194][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece81e08 [ 1352.301223][ T32] r4:00000000 [ 1352.301244][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1352.301311][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1352.301363][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.301417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531e780 [ 1352.301472][ T32] r4:00000000 [ 1352.301499][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.301549][ T32] r9:83018005 r8:85114800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1352.301581][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.301652][ T32] r5:00001000 r4:eb8eb000 [ 1352.301716][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.301769][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.301814][ T32] r5:85ab0b8c r4:85ab0800 [ 1352.301836][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.301888][ T32] r7:dddced40 r6:83018000 r5:85ab0b8c r4:8531a400 [ 1352.301942][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.301995][ T32] r10:61c88647 r9:85114800 r8:8531a42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.302086][ T32] r4:8531a400 [ 1352.302117][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.302223][ T32] r10:00000000 r9:8531a400 r8:8027ed34 r7:ece7de60 r6:8531a480 r5:85114800 [ 1352.302258][ T32] r4:00000001 [ 1352.302321][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.302371][ T32] Exception stack(0xece81fb0 to 0xece81ff8) [ 1352.302428][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.302466][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.302497][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.302530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.302585][ T32] r4:8531e680 [ 1352.302832][ T32] INFO: task kworker/0:690:6456 is blocked on a mutex likely owned by task kworker/1:101:3662. ** 5 printk messages dropped ** [ 1352.324552][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1352.325104][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1352.325435][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.325696][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1352.326546][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.326998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1352.328100][ T32] r4:85115400 [ 1352.328121][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.328259][ T32] r5:85115400 r4:829187f0 [ 1352.328352][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.328398][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.328494][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece85e08 [ 1352.328604][ T32] r4:00000000 [ 1352.328629][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1352.328672][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1352.328721][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.328765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531ea80 [ 1352.328805][ T32] r4:00000000 [ 1352.328830][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.328898][ T32] r9:83018005 r8:85115400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1352.328989][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.329045][ T32] r5:00001000 r4:ebbd7000 [ 1352.329126][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.329179][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.329223][ T32] r5:85ab138c r4:85ab1000 [ 1352.329246][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.329313][ T32] r7:dddced40 r6:83018000 r5:85ab138c r4:8531a500 [ 1352.329340][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.329389][ T32] r10:61c88647 r9:85115400 r8:8531a52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.329429][ T32] r4:8531a500 [ 1352.329454][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.329501][ T32] r10:00000000 r9:8531a500 r8:8027ed34 r7:ece81e60 r6:8531a580 r5:85115400 [ 1352.329529][ T32] r4:00000001 [ 1352.329550][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.329586][ T32] Exception stack(0xece85fb0 to 0xece85ff8) [ 1352.329615][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.329648][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.329679][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.329715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.329741][ T32] r4:8531e7c0 [ 1352.330216][ T32] INFO: task kworker/0:691:6457 is blocked on a mutex likely owned by task kworker/1:101:3662. [ 1352.330275][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.330355][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.330708][ T32] Exception stack(0xe0419d20 to 0xe0419d68) ** 8 printk messages dropped ** [ 1352.331054][ T32] r4:e0419dc0 ** 4 printk messages dropped ** [ 1352.331278][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 ** 6 printk messages dropped ** [ 1352.331673][ T32] r7:ddde2d40 r6:83018200 r5:8487af8c r4:84af8380 [ 1352.331733][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.331792][ T32] r10:61c88647 r9:8482ec00 r8:84af83ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.331819][ T32] r4:84af8380 [ 1352.331839][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.331893][ T32] r10:00000000 r9:84af8380 r8:8027ed34 r7:e0429e60 r6:84ae2380 r5:8482ec00 [ 1352.331922][ T32] r4:00000001 [ 1352.331957][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.332006][ T32] Exception stack(0xe0419fb0 to 0xe0419ff8) [ 1352.332036][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.332069][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.332100][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.332163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.332194][ T32] r4:84af1d40 [ 1352.332217][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.332244][ T32] INFO: task kworker/0:692:6459 blocked for more than 478 seconds. [ 1352.332368][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.332400][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1352.332502][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.332891][ T32] r5:85116000 r4:829187f0 [ 1352.332913][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1352.333065][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.333256][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.354247][ T32] r5:85ab0f8c r4:85ab0c00 ** 6 printk messages dropped ** [ 1352.354677][ T32] r10:00000000 r9:8531a600 r8:8027ed34 r7:ece85e60 r6:8531a680 r5:85116000 ** 9 printk messages dropped ** [ 1352.355463][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1352.356490][ T32] r4:e0419dc0 ** 5 printk messages dropped ** [ 1352.356761][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1352.357396][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.357633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1352.358271][ T32] r4:85116c00 ** 1 printk messages dropped ** [ 1352.358343][ T32] r5:85116c00 r4:829187f0 ** 3 printk messages dropped ** [ 1352.358586][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.359043][ T32] r9:83018005 r8:85116c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 9 printk messages dropped ** [ 1352.359492][ T32] r4:8531a700 ** 6 printk messages dropped ** [ 1352.359759][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1352.360608][ T32] 9d20: 81c38000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 ** 12 printk messages dropped ** [ 1352.361242][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 ** 9 printk messages dropped ** [ 1352.361705][ T32] r4:84af8380 ** 6 printk messages dropped ** [ 1352.361960][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1352.362210][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.362239][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.362261][ T32] task:kworker/0:694 state:D stack:0 pid:6464 tgid:6464 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.362311][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.362354][ T32] Call trace: [ 1352.362421][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1352.362472][ T32] r10:829187f4 r9:ece91d84 r8:00000002 r7:60000113 r6:ece91d8c r5:85a58000 [ 1352.362499][ T32] r4:85a58000 [ 1352.362532][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.362579][ T32] r5:85a58000 r4:829187f0 [ 1352.362602][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.362660][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.362740][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece91e08 [ 1352.362783][ T32] r4:00000000 [ 1352.362807][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1352.362847][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1352.362896][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.362941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531ed80 [ 1352.362968][ T32] r4:00000000 [ 1352.363004][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.363055][ T32] r9:83018005 r8:85a58000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1352.363081][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.363125][ T32] r5:00001000 r4:ec663000 [ 1352.363148][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.363188][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.363233][ T32] r5:85ab1b8c r4:85ab1800 [ 1352.363255][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.384830][ T32] r7:dddced40 r6:83018000 r5:85ab1b8c r4:8531a800 [ 1352.384937][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.385018][ T32] r10:61c88647 r9:85a58000 r8:8531a82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.385048][ T32] r4:8531a800 [ 1352.385083][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.385164][ T32] r10:00000000 r9:8531a800 r8:8027ed34 r7:ece8de60 r6:8531a880 r5:85a58000 [ 1352.385196][ T32] r4:00000001 [ 1352.385218][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.385259][ T32] Exception stack(0xece91fb0 to 0xece91ff8) [ 1352.385293][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.385327][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.385359][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.385449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.385485][ T32] r4:8531ec80 [ 1352.385909][ T32] INFO: task kworker/0:694:6464 is blocked on a mutex likely owned by task kworker/1:101:3662. [ 1352.385953][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.386057][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.386127][ T32] Call trace: [ 1352.386193][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1352.386253][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 [ 1352.386282][ T32] r4:00000000 [ 1352.386304][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.386344][ T32] Exception stack(0xe0419d20 to 0xe0419d68) [ 1352.386377][ T32] 9d20: 81fbc000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1352.386699][ T32] r4:e0419dc0 ** 7 printk messages dropped ** [ 1352.387072][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1352.387524][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.387741][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.388114][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.388441][ T32] r5:85a58c00 r4:829187f0 ** 3 printk messages dropped ** [ 1352.388605][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.388974][ T32] r9:83018005 r8:85a58c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 ** 8 printk messages dropped ** [ 1352.389418][ T32] r10:61c88647 r9:85a58c00 r8:8531a92c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1352.389896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1352.390812][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1352.391315][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 ** 9 printk messages dropped ** [ 1352.391731][ T32] r4:84af8380 ** 6 printk messages dropped ** [ 1352.392071][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.392474][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.392729][ T32] r5:85a59800 r4:829187f0 [ 1352.392752][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.392792][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.392873][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece9de08 [ 1352.392932][ T32] r4:00000000 [ 1352.392957][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1352.393048][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1352.393092][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.393224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ff040 [ 1352.393267][ T32] r4:00000000 [ 1352.418114][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.418285][ T32] r9:83018005 r8:85a59800 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1352.418318][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.418369][ T32] r5:00001000 r4:ec7f3000 [ 1352.418393][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.418470][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.418530][ T32] r5:85ab1f8c r4:85ab1c00 [ 1352.418565][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.418648][ T32] r7:dddced40 r6:83018000 r5:85ab1f8c r4:8531aa00 [ 1352.418678][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.418729][ T32] r10:61c88647 r9:85a59800 r8:8531aa2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.418757][ T32] r4:8531aa00 [ 1352.418780][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.418840][ T32] r10:00000000 r9:8531aa00 r8:8027ed34 r7:ece95e60 r6:8531aa80 r5:85a59800 [ 1352.418892][ T32] r4:00000001 [ 1352.418947][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.419025][ T32] Exception stack(0xece9dfb0 to 0xece9dff8) [ 1352.419091][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.419162][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.419204][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.419239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.419266][ T32] r4:8531ec80 [ 1352.419675][ T32] INFO: task kworker/0:696:6466 is blocked on a mutex likely owned by task kworker/1:101:3662. [ 1352.419784][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.419899][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.419952][ T32] Call trace: [ 1352.420038][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1352.420098][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 [ 1352.420127][ T32] r4:00000000 [ 1352.420149][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.420190][ T32] Exception stack(0xe0419d20 to 0xe0419d68) [ 1352.420222][ T32] 9d20: 823a0000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 [ 1352.420306][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 [ 1352.420403][ T32] 9d60: 800b0013 ffffffff [ 1352.420434][ T32] r5:800b0013 r4:80239bd0 [ 1352.420477][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.420525][ T32] r4:82ac11e4 [ 1352.420575][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.420659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0419dc0 r5:e0419e08 [ 1352.420691][ T32] r4:e0419dc0 [ 1352.420713][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.420759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 [ 1352.420814][ T32] r4:00000000 [ 1352.420872][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.420929][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 [ 1352.420963][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1352.421296][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1352.421876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1352.422457][ T32] r5:85a5b000 r4:829187f0 [ 1352.422479][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1352.422706][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.422951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ff5c0 ** 10 printk messages dropped ** [ 1352.440559][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.441080][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1352.441882][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1352.442195][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1352.442404][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.442482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 [ 1352.442522][ T32] r4:00000000 [ 1352.442544][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.442594][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 [ 1352.442620][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.442666][ T32] r5:00001000 r4:ee065000 [ 1352.442690][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.442731][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.442805][ T32] r5:8487af8c r4:8487ac00 [ 1352.442839][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.442894][ T32] r7:ddde2d40 r6:83018200 r5:8487af8c r4:84af8380 [ 1352.442919][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.442972][ T32] r10:61c88647 r9:8482ec00 r8:84af83ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.443000][ T32] r4:84af8380 [ 1352.443021][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.443070][ T32] r10:00000000 r9:84af8380 r8:8027ed34 r7:e0429e60 r6:84ae2380 r5:8482ec00 [ 1352.443124][ T32] r4:00000001 [ 1352.443150][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.443189][ T32] Exception stack(0xe0419fb0 to 0xe0419ff8) [ 1352.443218][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1352.448304][ T32] r4:84af1d40 ** 5 printk messages dropped ** [ 1352.448694][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.449046][ T32] r5:85a5c800 r4:829187f0 [ 1352.449073][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1352.449296][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1352.449812][ T32] r7:dddced40 r6:83018000 r5:85ab278c r4:8531ac00 ** 1 printk messages dropped ** [ 1352.449892][ T32] r10:61c88647 r9:85a5c800 r8:8531ac2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.449918][ T32] r4:8531ac00 [ 1352.449941][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.449989][ T32] r10:00000000 r9:8531ac00 r8:8027ed34 r7:ecea1e60 r6:8531ac80 r5:85a5c800 [ 1352.450074][ T32] r4:00000001 [ 1352.450099][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.450140][ T32] Exception stack(0xecea9fb0 to 0xecea9ff8) [ 1352.450170][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.450230][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.450291][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.450344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.450400][ T32] r4:853ff380 [ 1352.450804][ T32] INFO: task kworker/0:698:6470 is blocked on a mutex likely owned by task kworker/1:101:3662. [ 1352.450869][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.450966][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.451044][ T32] Call trace: [ 1352.451080][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1352.451134][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 [ 1352.451162][ T32] r4:00000000 [ 1352.451210][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.451256][ T32] Exception stack(0xe0419d20 to 0xe0419d68) [ 1352.451290][ T32] 9d20: 82882000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 [ 1352.451338][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 [ 1352.451369][ T32] 9d60: 800b0013 ffffffff [ 1352.451396][ T32] r5:800b0013 r4:80239bd0 [ 1352.451435][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.451510][ T32] r4:82ac11e4 [ 1352.451536][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.451583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0419dc0 r5:e0419e08 [ 1352.451610][ T32] r4:e0419dc0 [ 1352.451632][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.451677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 [ 1352.451704][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1352.451801][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1352.452363][ T32] r10:00000000 r9:84af8380 r8:8027ed34 r7:e0429e60 r6:84ae2380 r5:8482ec00 ** 9 printk messages dropped ** [ 1352.452822][ T32] INFO: task kworker/0:699:6474 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 1352.470266][ T32] r5:85a5d400 r4:829187f0 [ 1352.470311][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1352.470672][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1352.471247][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.471846][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1352.472752][ T32] Exception stack(0xe0419d20 to 0xe0419d68) ** 8 printk messages dropped ** [ 1352.473177][ T32] r4:e0419dc0 ** 6 printk messages dropped ** [ 1352.480058][ T32] r5:00001000 r4:ee065000 ** 6 printk messages dropped ** [ 1352.480326][ T32] r10:61c88647 r9:8482ec00 r8:84af83ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1352.480715][ T32] r4:84af1d40 ** 4 printk messages dropped ** [ 1352.480931][ T32] task:kworker/0:700 state:D stack:0 pid:6476 tgid:6476 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1352.481419][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1352.481778][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1352.482282][ T32] r10:00000000 r9:8531ae00 r8:8027ed34 r7:eceade60 r6:8531ae80 r5:85a5bc00 ** 5 printk messages dropped ** [ 1352.482560][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.482596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.482686][ T32] r4:853ff680 [ 1352.483103][ T32] INFO: task kworker/0:700:6476 is blocked on a mutex likely owned by task kworker/1:101:3662. [ 1352.483144][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.483301][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.483412][ T32] Call trace: [ 1352.496417][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1352.496565][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 [ 1352.496611][ T32] r4:00000000 [ 1352.496691][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.496776][ T32] Exception stack(0xe0419d20 to 0xe0419d68) [ 1352.496818][ T32] 9d20: 83126000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 [ 1352.496858][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 [ 1352.496899][ T32] 9d60: 800b0013 ffffffff [ 1352.496953][ T32] r5:800b0013 r4:80239bd0 [ 1352.496984][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.497061][ T32] r4:82ac11e4 [ 1352.497115][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.497195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0419dc0 r5:e0419e08 [ 1352.497234][ T32] r4:e0419dc0 [ 1352.497259][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.497332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 [ 1352.497371][ T32] r4:00000000 [ 1352.497405][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.497493][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 [ 1352.497536][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.497588][ T32] r5:00001000 r4:ee065000 [ 1352.497625][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.497672][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.497718][ T32] r5:8487af8c r4:8487ac00 [ 1352.497741][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.497792][ T32] r7:ddde2d40 r6:83018200 r5:8487af8c r4:84af8380 [ 1352.497817][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.497871][ T32] r10:61c88647 r9:8482ec00 r8:84af83ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.497900][ T32] r4:84af8380 [ 1352.497932][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.497986][ T32] r10:00000000 r9:84af8380 r8:8027ed34 r7:e0429e60 r6:84ae2380 r5:8482ec00 [ 1352.498042][ T32] r4:00000001 [ 1352.498066][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.498104][ T32] Exception stack(0xe0419fb0 to 0xe0419ff8) [ 1352.498133][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.498167][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.498199][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.498271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.498358][ T32] r4:84af1d40 [ 1352.498388][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1352.498618][ T32] task:kworker/0:701 state:D stack:0 pid:6478 tgid:6478 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1352.499070][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1352.499318][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1352.499897][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1352.500408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1352.501273][ T32] Exception stack(0xe0419d20 to 0xe0419d68) ** 8 printk messages dropped ** [ 1352.501626][ T32] r4:e0419dc0 ** 5 printk messages dropped ** [ 1352.501836][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1352.502456][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.502721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.502784][ T32] r4:84af1d40 [ 1352.502811][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.502839][ T32] INFO: task kworker/0:702:6480 blocked for more than 478 seconds. [ 1352.502908][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.502944][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.503040][ T32] task:kworker/0:702 state:D stack:0 pid:6480 tgid:6480 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.503160][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.503214][ T32] Call trace: [ 1352.503247][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1352.503296][ T32] r10:829187f4 r9:eceb9d84 r8:00000002 r7:60000013 r6:eceb9d8c r5:852c8000 [ 1352.526437][ T32] r4:852c8000 [ 1352.526548][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.526625][ T32] r5:852c8000 r4:829187f0 [ 1352.526678][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.526728][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.526795][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceb9e08 [ 1352.526827][ T32] r4:00000000 [ 1352.526919][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1352.526976][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1352.527021][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.527067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ffe80 [ 1352.527094][ T32] r4:00000000 [ 1352.527117][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.527167][ T32] r9:83018005 r8:852c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1352.527193][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.527241][ T32] r5:00001000 r4:ec9d9000 [ 1352.527295][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.527347][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.527419][ T32] r5:85ab3b8c r4:85ab3800 [ 1352.527447][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.527500][ T32] r7:dddced40 r6:83018000 r5:85ab3b8c r4:85458000 [ 1352.527525][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.527574][ T32] r10:61c88647 r9:852c8000 r8:8545802c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.527601][ T32] r4:85458000 [ 1352.527623][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.527672][ T32] r10:00000000 r9:85458000 r8:8027ed34 r7:eceb5e60 r6:85458080 r5:852c8000 [ 1352.527704][ T32] r4:00000001 [ 1352.527728][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.527813][ T32] Exception stack(0xeceb9fb0 to 0xeceb9ff8) [ 1352.527897][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.527937][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1352.528050][ T32] r4:853ffa80 ** 5 printk messages dropped ** [ 1352.528851][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 ** 11 printk messages dropped ** [ 1352.529331][ T32] r4:e0419dc0 ** 5 printk messages dropped ** [ 1352.529561][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1352.530166][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1352.530631][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1352.531121][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1352.531512][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.531788][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1352.532289][ T32] Exception stack(0xecebdfb0 to 0xecebdff8) ** 6 printk messages dropped ** [ 1352.532781][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1352.540442][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1352.540584][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.540638][ T32] r5:00001000 r4:ee065000 [ 1352.540661][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.540743][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.540795][ T32] r5:8487af8c r4:8487ac00 [ 1352.540818][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.540876][ T32] r7:ddde2d40 r6:83018200 r5:8487af8c r4:84af8380 [ 1352.540901][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.540950][ T32] r10:61c88647 r9:8482ec00 r8:84af83ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.540977][ T32] r4:84af8380 [ 1352.540998][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.541074][ T32] r10:00000000 r9:84af8380 r8:8027ed34 r7:e0429e60 r6:84ae2380 r5:8482ec00 [ 1352.541106][ T32] r4:00000001 [ 1352.541128][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.541167][ T32] Exception stack(0xe0419fb0 to 0xe0419ff8) [ 1352.541200][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.541234][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.541283][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.541348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.541407][ T32] r4:84af1d40 [ 1352.541487][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.541530][ T32] INFO: task kworker/0:704:6484 blocked for more than 479 seconds. [ 1352.541567][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.541598][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.541622][ T32] task:kworker/0:704 state:D stack:0 pid:6484 tgid:6484 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.541721][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.541790][ T32] Call trace: [ 1352.541827][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1352.541890][ T32] r10:829187f4 r9:ecec1d84 r8:00000002 r7:60000113 r6:ecec1d8c r5:852c8c00 [ 1352.541972][ T32] r4:852c8c00 [ 1352.542000][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.542073][ T32] r5:852c8c00 r4:829187f0 [ 1352.542095][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.542137][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.542187][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecec1e08 [ 1352.542213][ T32] r4:00000000 [ 1352.542235][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1352.542274][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1352.542327][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.542380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e7000 [ 1352.542407][ T32] r4:00000000 [ 1352.542428][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.542477][ T32] r9:83018005 r8:852c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1352.542566][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.542616][ T32] r5:00001000 r4:ecb1f000 [ 1352.542640][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.542681][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.542724][ T32] r5:85ab3f8c r4:85ab3c00 [ 1352.542763][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.542813][ T32] r7:dddced40 r6:83018000 r5:85ab3f8c r4:85458200 [ 1352.542838][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.542898][ T32] r10:61c88647 r9:852c8c00 r8:8545822c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.542925][ T32] r4:85458200 [ 1352.542946][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.543081][ T32] r10:00000000 r9:85458200 r8:8027ed34 r7:ecebde60 r6:85458280 r5:852c8c00 [ 1352.543124][ T32] r4:00000001 [ 1352.543204][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.543254][ T32] Exception stack(0xecec1fb0 to 0xecec1ff8) [ 1352.543283][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.556312][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1352.556502][ T32] r4:853e7100 ** 3 printk messages dropped ** [ 1352.557211][ T32] Call trace: ** 7 printk messages dropped ** [ 1352.557802][ T32] 9d60: 800b0013 ffffffff ** 7 printk messages dropped ** [ 1352.558218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 ** 9 printk messages dropped ** [ 1352.558718][ T32] r7:ddde2d40 r6:83018200 r5:8487af8c r4:84af8380 ** 9 printk messages dropped ** [ 1352.559085][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.559410][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.559700][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1352.559998][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1352.560445][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.560830][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1352.561622][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.561848][ T32] r5:800b0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1352.562077][ T32] r4:e0419dc0 ** 5 printk messages dropped ** [ 1352.562287][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1352.562809][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.563029][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.563379][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.582941][ T32] r5:852cc800 r4:829187f0 [ 1352.582965][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.583007][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.583057][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecec9e08 [ 1352.583084][ T32] r4:00000000 [ 1352.583143][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1352.583189][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1352.583271][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.583406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e76c0 [ 1352.583797][ T32] r4:00000000 [ 1352.583830][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.583905][ T32] r9:83018005 r8:852cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1352.583931][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.583979][ T32] r5:00001000 r4:ecd13000 [ 1352.584005][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.584050][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.584096][ T32] r5:85abcb8c r4:85abc800 [ 1352.584158][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.584214][ T32] r7:dddced40 r6:83018000 r5:85abcb8c r4:85458400 [ 1352.584240][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.584290][ T32] r10:61c88647 r9:852cc800 r8:8545842c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.584318][ T32] r4:85458400 [ 1352.584340][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.584390][ T32] r10:00000000 r9:85458400 r8:8027ed34 r7:ecec5e60 r6:85458480 r5:852cc800 [ 1352.584418][ T32] r4:00000001 [ 1352.584467][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.584511][ T32] Exception stack(0xecec9fb0 to 0xecec9ff8) [ 1352.584544][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.584578][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.584612][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.584647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.584675][ T32] r4:853e7400 [ 1352.585095][ T32] INFO: task kworker/0:706:6488 is blocked on a mutex likely owned by task kworker/1:101:3662. [ 1352.585175][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.585311][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.585362][ T32] Call trace: [ 1352.585397][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1352.585450][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 [ 1352.585527][ T32] r4:00000000 [ 1352.585554][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.585636][ T32] Exception stack(0xe0419d20 to 0xe0419d68) [ 1352.585673][ T32] 9d20: 83ad6000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 [ 1352.585708][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 [ 1352.585736][ T32] 9d60: 800b0013 ffffffff [ 1352.585815][ T32] r5:800b0013 r4:80239bd0 [ 1352.585843][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.585894][ T32] r4:82ac11e4 [ 1352.585917][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.585962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0419dc0 r5:e0419e08 [ 1352.585989][ T32] r4:e0419dc0 ** 1 printk messages dropped ** [ 1352.586091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 ** 9 printk messages dropped ** [ 1352.586556][ T32] r7:ddde2d40 r6:83018200 r5:8487af8c r4:84af8380 ** 9 printk messages dropped ** [ 1352.587182][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1352.587815][ T32] r10:829187f4 r9:ececdd84 r8:00000002 r7:60000013 r6:ececdd8c r5:852cd400 ** 4 printk messages dropped ** [ 1352.588123][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1352.588700][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1352.589201][ T32] r10:00000000 r9:85458500 r8:8027ed34 r7:ecec9e60 r6:85458580 r5:852cd400 ** 9 printk messages dropped ** [ 1352.589805][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1352.590441][ T32] r4:e0419dc0 ** 8 printk messages dropped ** [ 1352.590740][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1352.591268][ T32] Exception stack(0xe0419fb0 to 0xe0419ff8) ** 8 printk messages dropped ** [ 1352.591645][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1352.592155][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1352.592570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cf1c0 ** 3 printk messages dropped ** [ 1352.592717][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.592763][ T32] r5:00001000 r4:ecee1000 [ 1352.592785][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.592825][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.592874][ T32] r5:85abdf8c r4:85abdc00 [ 1352.592898][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.593014][ T32] r7:dddced40 r6:83018000 r5:85abdf8c r4:85458600 [ 1352.593096][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.593185][ T32] r10:61c88647 r9:852cb000 r8:8545862c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.593216][ T32] r4:85458600 [ 1352.593280][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.624022][ T32] r10:00000000 r9:85458600 r8:8027ed34 r7:ececde60 r6:85458680 r5:852cb000 [ 1352.624131][ T32] r4:00000001 [ 1352.624162][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.624265][ T32] Exception stack(0xeced1fb0 to 0xeced1ff8) [ 1352.624309][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.624373][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.624411][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.624450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.624481][ T32] r4:853e7100 [ 1352.624909][ T32] INFO: task kworker/0:708:6492 is blocked on a mutex likely owned by task kworker/1:101:3662. [ 1352.624952][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.625089][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.625175][ T32] Call trace: [ 1352.625212][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1352.625326][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 [ 1352.625361][ T32] r4:00000000 [ 1352.625384][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.625428][ T32] Exception stack(0xe0419d20 to 0xe0419d68) [ 1352.625463][ T32] 9d20: 8428f000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 [ 1352.625526][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 [ 1352.625595][ T32] 9d60: 800b0013 ffffffff [ 1352.625627][ T32] r5:800b0013 r4:80239bd0 [ 1352.625651][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.625697][ T32] r4:82ac11e4 [ 1352.625730][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.625777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0419dc0 r5:e0419e08 [ 1352.625804][ T32] r4:e0419dc0 [ 1352.625826][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.625905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 [ 1352.625978][ T32] r4:00000000 [ 1352.626037][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.626111][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 [ 1352.626185][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.626238][ T32] r5:00001000 r4:ee065000 [ 1352.626262][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.626304][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.626352][ T32] r5:8487af8c r4:8487ac00 [ 1352.626383][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.626439][ T32] r7:ddde2d40 r6:83018200 r5:8487af8c r4:84af8380 [ 1352.626464][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.626518][ T32] r10:61c88647 r9:8482ec00 r8:84af83ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.626545][ T32] r4:84af8380 [ 1352.626595][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.626649][ T32] r10:00000000 r9:84af8380 r8:8027ed34 r7:e0429e60 r6:84ae2380 r5:8482ec00 [ 1352.626677][ T32] r4:00000001 [ 1352.626698][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.626735][ T32] Exception stack(0xe0419fb0 to 0xe0419ff8) [ 1352.626775][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.626826][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.626868][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.626930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.627021][ T32] r4:84af1d40 [ 1352.627050][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.627092][ T32] INFO: task kworker/0:709:6493 blocked for more than 479 seconds. [ 1352.627141][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.627224][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.627257][ T32] task:kworker/0:709 state:D stack:0 pid:6493 tgid:6493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1352.627565][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1352.627680][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1352.627843][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1352.628224][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1352.628653][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.629288][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 ** 11 printk messages dropped ** [ 1352.629707][ T32] r4:e0419dc0 ** 5 printk messages dropped ** [ 1352.629930][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1352.630606][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.630829][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1352.631405][ T32] r10:829187f4 r9:eceddd84 r8:00000002 r7:60000013 r6:eceddd8c r5:852cec00 ** 4 printk messages dropped ** [ 1352.631701][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1352.632079][ T32] r9:83018005 r8:852cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 3 printk messages dropped ** [ 1352.632290][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.632349][ T32] r5:85abdb8c r4:85abd800 [ 1352.632372][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.632445][ T32] r7:dddced40 r6:83018000 r5:85abdb8c r4:85458800 [ 1352.632473][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.632522][ T32] r10:61c88647 r9:852cec00 r8:8545882c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.632561][ T32] r4:85458800 [ 1352.632586][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.632633][ T32] r10:00000000 r9:85458800 r8:8027ed34 r7:eced1e60 r6:85458880 r5:852cec00 [ 1352.632660][ T32] r4:00000001 [ 1352.632681][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.632719][ T32] Exception stack(0xeceddfb0 to 0xeceddff8) [ 1352.632749][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.632837][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.632882][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.632916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.632970][ T32] r4:853e7cc0 [ 1352.633209][ T32] INFO: task kworker/0:710:6496 is blocked on a mutex likely owned by task kworker/1:101:3662. [ 1352.633247][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.633430][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.654031][ T32] Call trace: [ 1352.654122][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1352.654205][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 [ 1352.654274][ T32] r4:00000000 [ 1352.654344][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.654394][ T32] Exception stack(0xe0419d20 to 0xe0419d68) [ 1352.654432][ T32] 9d20: 8446e000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 [ 1352.654469][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 [ 1352.654497][ T32] 9d60: 800b0013 ffffffff [ 1352.654524][ T32] r5:800b0013 r4:80239bd0 [ 1352.654547][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.654594][ T32] r4:82ac11e4 [ 1352.654616][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.654662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0419dc0 r5:e0419e08 [ 1352.654689][ T32] r4:e0419dc0 [ 1352.654710][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.654756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 [ 1352.654783][ T32] r4:00000000 [ 1352.654833][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.654893][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 [ 1352.654920][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.654968][ T32] r5:00001000 r4:ee065000 [ 1352.654991][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.655032][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.655078][ T32] r5:8487af8c r4:8487ac00 [ 1352.655100][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.655149][ T32] r7:ddde2d40 r6:83018200 r5:8487af8c r4:84af8380 [ 1352.655173][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.655222][ T32] r10:61c88647 r9:8482ec00 r8:84af83ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.655277][ T32] r4:84af8380 [ 1352.655304][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1352.655561][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.655895][ T32] task:kworker/1:965 state:D stack:0 pid:6497 tgid:6497 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1352.656527][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1352.656882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85206480 ** 10 printk messages dropped ** [ 1352.657375][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.657945][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1352.658973][ T32] Exception stack(0xe0419d20 to 0xe0419d68) ** 8 printk messages dropped ** [ 1352.659278][ T32] r4:e0419dc0 ** 5 printk messages dropped ** [ 1352.659467][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1352.659887][ T32] r4:84af8380 ** 6 printk messages dropped ** [ 1352.660219][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1352.660770][ T32] r10:829187f4 r9:ecea5d84 r8:00000002 r7:60000113 r6:ecea5d8c r5:85a08c00 ** 5 printk messages dropped ** [ 1352.661091][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecea5e08 [ 1352.661118][ T32] r4:00000000 [ 1352.661139][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1352.661179][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1352.661221][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.661267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cf400 [ 1352.661295][ T32] r4:00000000 [ 1352.661332][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.661423][ T32] r9:83018005 r8:85a08c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1352.661452][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.661498][ T32] r5:00001000 r4:ecef1000 [ 1352.661547][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.661621][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.661669][ T32] r5:85abe78c r4:85abe400 [ 1352.661720][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.661796][ T32] r7:dddced40 r6:83018000 r5:85abe78c r4:85458900 [ 1352.661832][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.661945][ T32] r10:61c88647 r9:85a08c00 r8:8545892c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.661983][ T32] r4:85458900 [ 1352.662035][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.662089][ T32] r10:00000000 r9:85458900 r8:8027ed34 r7:eced1e60 r6:851f5f00 r5:85a08c00 [ 1352.662118][ T32] r4:00000001 [ 1352.662140][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.662177][ T32] Exception stack(0xecea5fb0 to 0xecea5ff8) [ 1352.662206][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.662242][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.662300][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.662341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.662424][ T32] r4:853cf180 [ 1352.662676][ T32] INFO: task kworker/0:711:6500 is blocked on a mutex likely owned by task kworker/1:101:3662. [ 1352.662741][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.662806][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.662901][ T32] Call trace: [ 1352.662971][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1352.663041][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 [ 1352.663071][ T32] r4:00000000 [ 1352.663092][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.663133][ T32] Exception stack(0xe0419d20 to 0xe0419d68) [ 1352.663166][ T32] 9d20: 8446e000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 [ 1352.663213][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 [ 1352.663303][ T32] 9d60: 800b0013 ffffffff [ 1352.685226][ T32] r5:800b0013 r4:80239bd0 [ 1352.685371][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.685460][ T32] r4:82ac11e4 [ 1352.685486][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1352.685563][ T32] r4:e0419dc0 ** 6 printk messages dropped ** [ 1352.686030][ T32] r5:00001000 r4:ee065000 ** 6 printk messages dropped ** [ 1352.686385][ T32] r10:61c88647 r9:8482ec00 r8:84af83ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1352.686888][ T32] INFO: task kworker/0:712:6501 blocked for more than 479 seconds. ** 10 printk messages dropped ** [ 1352.687441][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1352.687601][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1352.687668][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1352.687768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cf380 [ 1352.687817][ T32] r4:00000000 [ 1352.687871][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.687925][ T32] r9:83018005 r8:85a0a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1352.687952][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.687999][ T32] r5:00001000 r4:eceeb000 [ 1352.688023][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.688064][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.688108][ T32] r5:85abe38c r4:85abe000 [ 1352.688131][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.688177][ T32] r7:dddced40 r6:83018000 r5:85abe38c r4:85458980 [ 1352.688201][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.688248][ T32] r10:61c88647 r9:85a0a400 r8:854589ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.688275][ T32] r4:85458980 [ 1352.688295][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.688341][ T32] r10:00000000 r9:85458980 r8:8027ed34 r7:ecea5e60 r6:851f5f80 r5:85a0a400 [ 1352.688372][ T32] r4:00000001 [ 1352.688394][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.688432][ T32] Exception stack(0xecee9fb0 to 0xecee9ff8) [ 1352.688463][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.688510][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.688548][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.688583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.688611][ T32] r4:853cf000 [ 1352.689034][ T32] INFO: task kworker/0:712:6501 is blocked on a mutex likely owned by task kworker/1:101:3662. [ 1352.689073][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1352.689449][ T32] Exception stack(0xe0419d20 to 0xe0419d68) ** 7 printk messages dropped ** [ 1352.689789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0419dc0 r5:e0419e08 ** 9 printk messages dropped ** [ 1352.690245][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1352.690625][ T32] r4:00000001 [ 1352.690650][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.690717][ T32] Exception stack(0xe0419fb0 to 0xe0419ff8) [ 1352.690750][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.690783][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.690816][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.690850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.690884][ T32] r4:84af1d40 [ 1352.690907][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.690934][ T32] INFO: task kworker/0:713:6505 blocked for more than 479 seconds. [ 1352.690967][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.690995][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.691018][ T32] task:kworker/0:713 state:D stack:0 pid:6505 tgid:6505 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.691083][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.691188][ T32] Call trace: [ 1352.691224][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1352.691274][ T32] r10:829187f4 r9:ecf09d84 r8:00000002 r7:60000113 r6:ecf09d8c r5:85a0c800 ** 3 printk messages dropped ** [ 1352.691445][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1352.691650][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.691835][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.692153][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1352.692673][ T32] Exception stack(0xecf09fb0 to 0xecf09ff8) ** 4 printk messages dropped ** [ 1352.692852][ T32] r4:853cf000 [ 1352.693103][ T32] INFO: task kworker/0:713:6505 is blocked on a mutex likely owned by task kworker/1:101:3662. [ 1352.693179][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.693244][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.693292][ T32] Call trace: [ 1352.718983][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1352.719167][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 [ 1352.719205][ T32] r4:00000000 [ 1352.719230][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.719276][ T32] Exception stack(0xe0419d20 to 0xe0419d68) [ 1352.719326][ T32] 9d20: 84cbe000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 [ 1352.719366][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 [ 1352.719423][ T32] 9d60: 800b0013 ffffffff [ 1352.719455][ T32] r5:800b0013 r4:80239bd0 [ 1352.719478][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.719527][ T32] r4:82ac11e4 [ 1352.719549][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.719595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0419dc0 r5:e0419e08 [ 1352.719623][ T32] r4:e0419dc0 [ 1352.719644][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.719688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 [ 1352.719716][ T32] r4:00000000 [ 1352.719737][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.719785][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 [ 1352.719811][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.719861][ T32] r5:00001000 r4:ee065000 [ 1352.719893][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.719936][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.719982][ T32] r5:8487af8c r4:8487ac00 [ 1352.720004][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.720054][ T32] r7:ddde2d40 r6:83018200 r5:8487af8c r4:84af8380 [ 1352.720131][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.720187][ T32] r10:61c88647 r9:8482ec00 r8:84af83ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.720242][ T32] r4:84af8380 [ 1352.720268][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.720319][ T32] r10:00000000 r9:84af8380 r8:8027ed34 r7:e0429e60 r6:84ae2380 r5:8482ec00 [ 1352.720346][ T32] r4:00000001 [ 1352.720368][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.720405][ T32] Exception stack(0xe0419fb0 to 0xe0419ff8) [ 1352.720434][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1352.720665][ T32] INFO: task kworker/0:714:6506 blocked for more than 479 seconds. ** 7 printk messages dropped ** [ 1352.721120][ T32] r4:85a0d400 ** 2 printk messages dropped ** [ 1352.721258][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1352.721412][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.721714][ T32] r9:83018005 r8:85a0d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 ** 8 printk messages dropped ** [ 1352.722305][ T32] r10:61c88647 r9:85a0d400 r8:85458aac r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1352.723280][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1352.734908][ T32] r4:e0419dc0 ** 2 printk messages dropped ** [ 1352.735031][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.735321][ T32] r5:8487af8c r4:8487ac00 ** 6 printk messages dropped ** [ 1352.735664][ T32] r10:00000000 r9:84af8380 r8:8027ed34 r7:e0429e60 r6:84ae2380 r5:8482ec00 ** 11 printk messages dropped ** [ 1352.736187][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1352.736668][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.736739][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.736823][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf21e08 [ 1352.736854][ T32] r4:00000000 [ 1352.736881][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1352.736977][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1352.737020][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.737065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cf740 [ 1352.737091][ T32] r4:00000000 [ 1352.737112][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.737159][ T32] r9:83018005 r8:85a0bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1352.737197][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.737246][ T32] r5:00001000 r4:ecf17000 [ 1352.737269][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.737311][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.737392][ T32] r5:85abf38c r4:85abf000 [ 1352.737418][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.737466][ T32] r7:dddced40 r6:83018000 r5:85abf38c r4:85458b00 [ 1352.737490][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.737594][ T32] r10:61c88647 r9:85a0bc00 r8:85458b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.737627][ T32] r4:85458b00 [ 1352.737649][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.737711][ T32] r10:00000000 r9:85458b00 r8:8027ed34 r7:ecf0de60 r6:8543e100 r5:85a0bc00 [ 1352.737796][ T32] r4:00000001 [ 1352.737831][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.737876][ T32] Exception stack(0xecf21fb0 to 0xecf21ff8) [ 1352.737934][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.737971][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.738044][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.738086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.738146][ T32] r4:853cf780 [ 1352.738572][ T32] INFO: task kworker/0:715:6509 is blocked on a mutex likely owned by task kworker/1:101:3662. [ 1352.738612][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.738706][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.738754][ T32] Call trace: [ 1352.738786][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1352.738837][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 [ 1352.738895][ T32] r4:00000000 [ 1352.738935][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.738982][ T32] Exception stack(0xe0419d20 to 0xe0419d68) [ 1352.739067][ T32] 9d20: 84f2f000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 [ 1352.739132][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 [ 1352.739191][ T32] 9d60: 800b0013 ffffffff [ 1352.739258][ T32] r5:800b0013 r4:80239bd0 [ 1352.739285][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.739346][ T32] r4:82ac11e4 [ 1352.739372][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.739418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0419dc0 r5:e0419e08 [ 1352.739474][ T32] r4:e0419dc0 [ 1352.739499][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.739546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 [ 1352.739586][ T32] r4:00000000 [ 1352.739610][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1352.739894][ T32] r5:8487af8c r4:8487ac00 ** 10 printk messages dropped ** [ 1352.740339][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1352.741256][ T32] r10:829187f4 r9:ecf25d84 r8:00000002 r7:60000113 r6:ecf25d8c r5:85a0e000 ** 3 printk messages dropped ** [ 1352.741409][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1352.742132][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1352.742265][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.742309][ T32] r5:85abfb8c r4:85abf800 [ 1352.742346][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.742397][ T32] r7:dddced40 r6:83018000 r5:85abfb8c r4:85458b80 [ 1352.742424][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.742474][ T32] r10:61c88647 r9:85a0e000 r8:85458bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.742502][ T32] r4:85458b80 [ 1352.742560][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.742639][ T32] r10:00000000 r9:85458b80 r8:8027ed34 r7:ecf21e60 r6:8543e180 r5:85a0e000 [ 1352.742671][ T32] r4:00000001 [ 1352.742693][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.742731][ T32] Exception stack(0xecf25fb0 to 0xecf25ff8) [ 1352.742759][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.742808][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.742841][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.742881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.742911][ T32] r4:853cf780 [ 1352.743157][ T32] INFO: task kworker/0:716:6510 is blocked on a mutex likely owned by task kworker/1:101:3662. [ 1352.743196][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.743255][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.743302][ T32] Call trace: [ 1352.743333][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 1352.765212][ T32] r5:800b0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1352.765404][ T32] r4:e0419dc0 ** 9 printk messages dropped ** [ 1352.765905][ T32] r5:8487af8c r4:8487ac00 ** 4 printk messages dropped ** [ 1352.766151][ T32] r4:84af8380 ** 5 printk messages dropped ** [ 1352.766441][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.767026][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.767288][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1352.767531][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1352.767996][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1352.768369][ T32] Exception stack(0xecf29fb0 to 0xecf29ff8) ** 7 printk messages dropped ** [ 1352.769177][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.769351][ T32] Call trace: [ 1352.769388][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1352.769441][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 [ 1352.769471][ T32] r4:00000000 [ 1352.769504][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.769576][ T32] Exception stack(0xe0419d20 to 0xe0419d68) [ 1352.769641][ T32] 9d20: 8527a000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 [ 1352.769687][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 [ 1352.769744][ T32] 9d60: 800b0013 ffffffff [ 1352.769775][ T32] r5:800b0013 r4:80239bd0 [ 1352.769878][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.769941][ T32] r4:82ac11e4 [ 1352.769981][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.770120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0419dc0 r5:e0419e08 [ 1352.770160][ T32] r4:e0419dc0 [ 1352.770182][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.770228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 [ 1352.770256][ T32] r4:00000000 [ 1352.770277][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.770326][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 [ 1352.770351][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.770398][ T32] r5:00001000 r4:ee065000 [ 1352.770421][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.770462][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.770506][ T32] r5:8487af8c r4:8487ac00 [ 1352.770546][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.770601][ T32] r7:ddde2d40 r6:83018200 r5:8487af8c r4:84af8380 [ 1352.770627][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.770702][ T32] r10:61c88647 r9:8482ec00 r8:84af83ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.770739][ T32] r4:84af8380 [ 1352.770761][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.770811][ T32] r10:00000000 r9:84af8380 r8:8027ed34 r7:e0429e60 r6:84ae2380 r5:8482ec00 [ 1352.770839][ T32] r4:00000001 [ 1352.770861][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.770908][ T32] Exception stack(0xe0419fb0 to 0xe0419ff8) [ 1352.770937][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.770987][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.771033][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.771069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.771096][ T32] r4:84af1d40 [ 1352.771176][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.771207][ T32] INFO: task kworker/0:718:6514 blocked for more than 479 seconds. [ 1352.771256][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.771287][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.771309][ T32] task:kworker/0:718 state:D stack:0 pid:6514 tgid:6514 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.771433][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.771485][ T32] Call trace: [ 1352.771519][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1352.771567][ T32] r10:829187f4 r9:ecf45d84 r8:00000002 r7:60000113 r6:ecf45d8c r5:859fd400 [ 1352.771595][ T32] r4:859fd400 [ 1352.771616][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.771712][ T32] r5:859fd400 r4:829187f0 [ 1352.771739][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.771784][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.771833][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf45e08 [ 1352.771874][ T32] r4:00000000 [ 1352.771928][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1352.771979][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1352.772019][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.772065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cfd00 [ 1352.772092][ T32] r4:00000000 [ 1352.772114][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.772188][ T32] r9:83018005 r8:859fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1352.772217][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.772274][ T32] r5:00001000 r4:ecf4b000 [ 1352.772299][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.772397][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.772481][ T32] r5:85ac438c r4:85ac4000 [ 1352.772507][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.772584][ T32] r7:dddced40 r6:83018000 r5:85ac438c r4:85458c80 [ 1352.772612][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.772676][ T32] r10:61c88647 r9:859fd400 r8:85458cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.772706][ T32] r4:85458c80 [ 1352.772783][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.772834][ T32] r10:00000000 r9:85458c80 r8:8027ed34 r7:ecf25e60 r6:8543e280 r5:859fd400 [ 1352.772862][ T32] r4:00000001 [ 1352.772889][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.772925][ T32] Exception stack(0xecf45fb0 to 0xecf45ff8) [ 1352.772954][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.772987][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.773019][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.773052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.773143][ T32] r4:853cfa40 [ 1352.794533][ T32] INFO: task kworker/0:718:6514 is blocked on a mutex likely owned by task kworker/1:101:3662. [ 1352.794673][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.794754][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.794820][ T32] Call trace: [ 1352.794900][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1352.794963][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 [ 1352.794993][ T32] r4:00000000 [ 1352.795017][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.795059][ T32] Exception stack(0xe0419d20 to 0xe0419d68) [ 1352.795106][ T32] 9d20: 855be000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 [ 1352.795147][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 [ 1352.795176][ T32] 9d60: 800b0013 ffffffff [ 1352.795221][ T32] r5:800b0013 r4:80239bd0 [ 1352.795266][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.795316][ T32] r4:82ac11e4 [ 1352.795366][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.795444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0419dc0 r5:e0419e08 [ 1352.795475][ T32] r4:e0419dc0 [ 1352.795497][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.795543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 [ 1352.795571][ T32] r4:00000000 [ 1352.795592][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.795670][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 [ 1352.795736][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.795792][ T32] r5:00001000 r4:ee065000 [ 1352.795872][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.795923][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.795970][ T32] r5:8487af8c r4:8487ac00 [ 1352.795993][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.796042][ T32] r7:ddde2d40 r6:83018200 r5:8487af8c r4:84af8380 [ 1352.796067][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.796142][ T32] r10:61c88647 r9:8482ec00 r8:84af83ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.796204][ T32] r4:84af8380 [ 1352.796229][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.796281][ T32] r10:00000000 r9:84af8380 r8:8027ed34 r7:e0429e60 r6:84ae2380 r5:8482ec00 [ 1352.796309][ T32] r4:00000001 [ 1352.796357][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.796425][ T32] Exception stack(0xe0419fb0 to 0xe0419ff8) [ 1352.796458][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.796493][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.796559][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.796603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1352.796936][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.797346][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1352.797468][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.797783][ T32] r9:83018005 r8:85a10c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 ** 8 printk messages dropped ** [ 1352.798247][ T32] r10:61c88647 r9:85a10c00 r8:85458d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1352.798608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1352.799591][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 [ 1352.799620][ T32] 9d60: 800b0013 ffffffff [ 1352.799646][ T32] r5:800b0013 r4:80239bd0 [ 1352.799723][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.799799][ T32] r4:82ac11e4 [ 1352.799825][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.799879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0419dc0 r5:e0419e08 [ 1352.799908][ T32] r4:e0419dc0 [ 1352.799932][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.799978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 [ 1352.800007][ T32] r4:00000000 [ 1352.800029][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.800077][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 [ 1352.800111][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.800156][ T32] r5:00001000 r4:ee065000 [ 1352.800205][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.800253][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.800325][ T32] r5:8487af8c r4:8487ac00 [ 1352.800351][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.800403][ T32] r7:ddde2d40 r6:83018200 r5:8487af8c r4:84af8380 [ 1352.800427][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.800476][ T32] r10:61c88647 r9:8482ec00 r8:84af83ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.800530][ T32] r4:84af8380 [ 1352.800561][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.800637][ T32] r10:00000000 r9:84af8380 r8:8027ed34 r7:e0429e60 r6:84ae2380 r5:8482ec00 [ 1352.800703][ T32] r4:00000001 [ 1352.800729][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.800767][ T32] Exception stack(0xe0419fb0 to 0xe0419ff8) [ 1352.800797][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1352.801007][ T32] r4:84af1d40 ** 5 printk messages dropped ** [ 1352.801334][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.801639][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.801750][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.801803][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf5de08 [ 1352.801829][ T32] r4:00000000 [ 1352.801850][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1352.801896][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1352.801935][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.801979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cfe80 [ 1352.802033][ T32] r4:00000000 [ 1352.802058][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.802106][ T32] r9:83018005 r8:85a11800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1352.802133][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.802179][ T32] r5:00001000 r4:ecf51000 [ 1352.802202][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.802263][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.802316][ T32] r5:85ac478c r4:85ac4400 [ 1352.802339][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.802385][ T32] r7:dddced40 r6:83018000 r5:85ac478c r4:85458d80 ** 5 printk messages dropped ** [ 1352.802614][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.802874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1352.825411][ T32] Exception stack(0xe0419d20 to 0xe0419d68) ** 8 printk messages dropped ** [ 1352.825832][ T32] r4:e0419dc0 ** 6 printk messages dropped ** [ 1352.826158][ T32] r5:00001000 r4:ee065000 ** 7 printk messages dropped ** [ 1352.826561][ T32] r4:84af8380 ** 5 printk messages dropped ** [ 1352.826830][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.826873][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.826919][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.826958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.826985][ T32] r4:84af1d40 [ 1352.827024][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.827073][ T32] INFO: task kworker/0:721:6520 blocked for more than 479 seconds. [ 1352.827149][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.827184][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.827211][ T32] task:kworker/0:721 state:D stack:0 pid:6520 tgid:6520 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.827272][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.827320][ T32] Call trace: [ 1352.827355][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1352.827405][ T32] r10:829187f4 r9:ecf69d84 r8:00000002 r7:60000013 r6:ecf69d8c r5:85a13000 [ 1352.827488][ T32] r4:85a13000 [ 1352.827569][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.827626][ T32] r5:85a13000 r4:829187f0 [ 1352.827648][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.827690][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.827740][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf69e08 ** 3 printk messages dropped ** [ 1352.827897][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1352.828327][ T32] r7:dddced40 r6:83018000 r5:85ac6b8c r4:85458e00 ** 8 printk messages dropped ** [ 1352.828631][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1352.829540][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1352.829824][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1352.830053][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.830397][ T32] r5:8487af8c r4:8487ac00 ** 4 printk messages dropped ** [ 1352.830571][ T32] r4:84af8380 ** 6 printk messages dropped ** [ 1352.830923][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.830954][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.830988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.831042][ T32] r4:84af1d40 [ 1352.831095][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.831164][ T32] INFO: task kworker/0:722:6521 blocked for more than 479 seconds. [ 1352.831229][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.831262][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.831338][ T32] task:kworker/0:722 state:D stack:0 pid:6521 tgid:6521 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.831455][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.831568][ T32] Call trace: [ 1352.831604][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1352.831655][ T32] r10:829187f4 r9:ecf6dd84 r8:00000002 r7:60000113 r6:ecf6dd8c r5:85a10000 [ 1352.831683][ T32] r4:85a10000 [ 1352.831732][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.831781][ T32] r5:85a10000 r4:829187f0 [ 1352.831803][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.831845][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.831913][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf6de08 [ 1352.831940][ T32] r4:00000000 [ 1352.831961][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1352.832001][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1352.832041][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.832123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8500 [ 1352.832156][ T32] r4:00000000 [ 1352.832177][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.832229][ T32] r9:83018005 r8:85a10000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1352.832256][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.832400][ T32] r5:00001000 r4:ecf6f000 [ 1352.832460][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.832509][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.832555][ T32] r5:85ac4b8c r4:85ac4800 [ 1352.832635][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.832687][ T32] r7:dddced40 r6:83018000 r5:85ac4b8c r4:85458e80 [ 1352.832711][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.832816][ T32] r10:61c88647 r9:85a10000 r8:85458eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.832868][ T32] r4:85458e80 [ 1352.832958][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1352.833367][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1352.858172][ T32] Exception stack(0xe0419d20 to 0xe0419d68) ** 8 printk messages dropped ** [ 1352.858496][ T32] r4:e0419dc0 ** 5 printk messages dropped ** [ 1352.858807][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1352.859393][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.859662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1352.860163][ T32] r4:85a15400 [ 1352.860212][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.860260][ T32] r5:85a15400 r4:829187f0 [ 1352.860283][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.860380][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.860434][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf85e08 [ 1352.860462][ T32] r4:00000000 [ 1352.860485][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1352.860525][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1352.860590][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.860641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e7100 [ 1352.860713][ T32] r4:00000000 [ 1352.860738][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.860798][ T32] r9:83018005 r8:85a15400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1352.860828][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.860939][ T32] r5:00001000 r4:ecf75000 [ 1352.860966][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.861008][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.861137][ T32] r5:85ac4f8c r4:85ac4c00 [ 1352.861197][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.861255][ T32] r7:dddced40 r6:83018000 r5:85ac4f8c r4:85458f00 [ 1352.861281][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.861331][ T32] r10:61c88647 r9:85a15400 r8:85458f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.861358][ T32] r4:85458f00 [ 1352.861409][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.861516][ T32] r10:00000000 r9:85458f00 r8:8027ed34 r7:ecf69e60 r6:8543e500 r5:85a15400 [ 1352.861554][ T32] r4:00000001 [ 1352.861602][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.861668][ T32] Exception stack(0xecf85fb0 to 0xecf85ff8) [ 1352.861701][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.861737][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.861769][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.861802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 4 printk messages dropped ** [ 1352.862533][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.862853][ T32] Exception stack(0xe0419d20 to 0xe0419d68) [ 1352.862932][ T32] 9d20: 85e52000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 [ 1352.862995][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 [ 1352.863080][ T32] 9d60: 800b0013 ffffffff [ 1352.863135][ T32] r5:800b0013 r4:80239bd0 [ 1352.863179][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.863260][ T32] r4:82ac11e4 [ 1352.863301][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.884038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0419dc0 r5:e0419e08 [ 1352.884238][ T32] r4:e0419dc0 [ 1352.884327][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.884486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 [ 1352.884557][ T32] r4:00000000 [ 1352.884631][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.884773][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 [ 1352.884880][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.885022][ T32] r5:00001000 r4:ee065000 ** 2 printk messages dropped ** [ 1352.885292][ T32] r5:8487af8c r4:8487ac00 ** 7 printk messages dropped ** [ 1352.886054][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.886567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1352.887419][ T32] r4:85a12400 ** 2 printk messages dropped ** [ 1352.887592][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1352.888184][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1352.889072][ T32] r7:dddced40 r6:83018000 r5:85ac538c r4:85458f80 ** 7 printk messages dropped ** [ 1352.889681][ T32] Exception stack(0xecf89fb0 to 0xecf89ff8) ** 6 printk messages dropped ** [ 1352.890990][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1352.891687][ T32] Exception stack(0xe0419d20 to 0xe0419d68) [ 1352.891766][ T32] 9d20: 8609f000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 [ 1352.891846][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 [ 1352.891924][ T32] 9d60: 800b0013 ffffffff [ 1352.892003][ T32] r5:800b0013 r4:80239bd0 [ 1352.892065][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.892168][ T32] r4:82ac11e4 [ 1352.892276][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.892398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0419dc0 r5:e0419e08 [ 1352.892487][ T32] r4:e0419dc0 [ 1352.892551][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.892657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 ** 2 printk messages dropped ** [ 1352.892899][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 ** 11 printk messages dropped ** [ 1352.924908][ T32] r10:00000000 r9:84af8380 r8:8027ed34 r7:e0429e60 r6:84ae2380 r5:8482ec00 ** 10 printk messages dropped ** [ 1352.925751][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1352.926691][ T32] r5:85a14800 r4:829187f0 [ 1352.926743][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1352.927027][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.927347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85563040 ** 11 printk messages dropped ** [ 1352.928430][ T32] r10:61c88647 r9:85a14800 r8:8555102c r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1352.930254][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1352.931737][ T32] r4:e0419dc0 ** 2 printk messages dropped ** [ 1352.932040][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.932676][ T32] r5:8487af8c r4:8487ac00 ** 6 printk messages dropped ** [ 1352.968486][ T32] r10:00000000 r9:84af8380 r8:8027ed34 r7:e0429e60 r6:84ae2380 r5:8482ec00 [ 1352.968691][ T32] r4:00000001 [ 1352.968757][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.968902][ T32] Exception stack(0xe0419fb0 to 0xe0419ff8) [ 1352.968983][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.969104][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.969190][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.969271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.969334][ T32] r4:84af1d40 [ 1352.969397][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.969486][ T32] INFO: task kworker/0:726:6529 blocked for more than 479 seconds. [ 1352.969569][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.969639][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.969712][ T32] task:kworker/0:726 state:D stack:0 pid:6529 tgid:6529 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.969911][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.970124][ T32] Call trace: [ 1352.970265][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1352.970399][ T32] r10:829187f4 r9:ecfadd84 r8:00000002 r7:60000013 r6:ecfadd8c r5:85a13c00 [ 1352.970487][ T32] r4:85a13c00 [ 1352.970549][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.970666][ T32] r5:85a13c00 r4:829187f0 [ 1352.970727][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.970878][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.971008][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfade08 [ 1352.971072][ T32] r4:00000000 [ 1352.971126][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1352.971268][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1352.971373][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.971477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855631c0 [ 1352.971566][ T32] r4:00000000 [ 1352.971626][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.971741][ T32] r9:83018005 r8:85a13c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1352.971819][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.971953][ T32] r5:00001000 r4:ecfa3000 [ 1352.972013][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.972129][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.972237][ T32] r5:85ac5b8c r4:85ac5800 [ 1352.972294][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.972421][ T32] r7:dddced40 r6:83018000 r5:85ac5b8c r4:85551080 [ 1352.972486][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.985501][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1352.987432][ T32] Exception stack(0xe0419d20 to 0xe0419d68) ** 10 printk messages dropped ** [ 1352.988351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 ** 9 printk messages dropped ** [ 1352.989241][ T32] r7:ddde2d40 r6:83018200 r5:8487af8c r4:84af8380 ** 8 printk messages dropped ** [ 1352.990045][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.990899][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.991588][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1352.991929][ T32] r4:00000000 [ 1352.992006][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1352.992120][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1352.992218][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1352.992323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85563280 [ 1352.992386][ T32] r4:00000000 [ 1352.992471][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1352.992605][ T32] r9:83018005 r8:85a0b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1352.992673][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.992791][ T32] r5:00001000 r4:ecfa9000 [ 1352.992849][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1352.992956][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.993058][ T32] r5:85ac5f8c r4:85ac5c00 [ 1352.993112][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.993217][ T32] r7:dddced40 r6:83018000 r5:85ac5f8c r4:85551100 [ 1352.993278][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1353.014374][ T32] r10:61c88647 r9:85a0b000 r8:8555112c r7:82804d40 r6:dddced40 r5:dddced60 [ 1353.014483][ T32] r4:85551100 [ 1353.014541][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1353.014692][ T32] r10:00000000 r9:85551100 r8:8027ed34 r7:ecf69e60 r6:8543e700 r5:85a0b000 [ 1353.014757][ T32] r4:00000001 [ 1353.014834][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.014943][ T32] Exception stack(0xecfb9fb0 to 0xecfb9ff8) [ 1353.015022][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.015101][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.015201][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.015289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1353.015353][ T32] r4:85563180 [ 1353.016107][ T32] INFO: task kworker/0:727:6531 is blocked on a mutex likely owned by task kworker/1:101:3662. [ 1353.016200][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.016360][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.016475][ T32] Call trace: [ 1353.016611][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1353.016715][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 [ 1353.016794][ T32] r4:00000000 [ 1353.016874][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.016961][ T32] Exception stack(0xe0419d20 to 0xe0419d68) [ 1353.017026][ T32] 9d20: 867c2000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 [ 1353.017088][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 [ 1353.017145][ T32] 9d60: 800b0013 ffffffff [ 1353.017233][ T32] r5:800b0013 r4:80239bd0 [ 1353.017300][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1353.017387][ T32] r4:82ac11e4 [ 1353.017433][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1353.017842][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1353.018504][ T32] r5:8487af8c r4:8487ac00 ** 4 printk messages dropped ** [ 1353.018941][ T32] r4:84af8380 ** 5 printk messages dropped ** [ 1353.019421][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1353.020406][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1353.021091][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1353.021368][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1353.022073][ T32] r9:83018005 r8:85a16c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 ** 9 printk messages dropped ** [ 1353.023029][ T32] r4:85551180 ** 6 printk messages dropped ** [ 1353.051791][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1353.053179][ T32] Call trace: [ 1353.053365][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1353.064308][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 [ 1353.064412][ T32] r4:00000000 [ 1353.064489][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.064635][ T32] Exception stack(0xe0419d20 to 0xe0419d68) [ 1353.064721][ T32] 9d20: 86af7000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 [ 1353.064801][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 [ 1353.064877][ T32] 9d60: 800b0013 ffffffff [ 1353.064944][ T32] r5:800b0013 r4:80239bd0 [ 1353.065000][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1353.065101][ T32] r4:82ac11e4 [ 1353.065177][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.065287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0419dc0 r5:e0419e08 [ 1353.065347][ T32] r4:e0419dc0 [ 1353.065394][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1353.065485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 [ 1353.065543][ T32] r4:00000000 [ 1353.065589][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1353.065685][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 [ 1353.065748][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1353.065881][ T32] r5:00001000 r4:ee065000 ** 2 printk messages dropped ** [ 1353.066195][ T32] r5:8487af8c r4:8487ac00 ** 8 printk messages dropped ** [ 1353.066988][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1353.067728][ T32] task:kworker/0:729 state:D stack:0 pid:6536 tgid:6536 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1353.068514][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1353.069474][ T32] r9:83018005 r8:85ae8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d1000 ** 12 printk messages dropped ** [ 1353.070732][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1353.071225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1353.073062][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1353.105033][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 ** 11 printk messages dropped ** [ 1353.106149][ T32] r10:00000000 r9:84af8380 r8:8027ed34 r7:e0429e60 r6:84ae2380 r5:8482ec00 ** 10 printk messages dropped ** [ 1353.106993][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1353.108035][ T32] r5:85ae9800 r4:829187f0 ** 3 printk messages dropped ** [ 1353.108401][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1353.108740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85563780 [ 1353.108829][ T32] r4:00000000 [ 1353.108907][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1353.109016][ T32] r9:83018005 r8:85ae9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1353.109080][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1353.109182][ T32] r5:00001000 r4:ecfe1000 [ 1353.109239][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1353.109386][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.109495][ T32] r5:85ac6f8c r4:85ac6c00 [ 1353.109583][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1353.109699][ T32] r7:dddced40 r6:83018000 r5:85ac6f8c r4:85551280 [ 1353.109756][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1353.109876][ T32] r10:61c88647 r9:85ae9800 r8:855512ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1353.109944][ T32] r4:85551280 [ 1353.110078][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1353.110206][ T32] r10:00000000 r9:85551280 r8:8027ed34 r7:ecf69e60 r6:8543e880 r5:85ae9800 [ 1353.110271][ T32] r4:00000001 [ 1353.110327][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.110413][ T32] Exception stack(0xecfe5fb0 to 0xecfe5ff8) [ 1353.110481][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.110560][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.110653][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.110737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1353.110819][ T32] r4:85563540 [ 1353.111596][ T32] INFO: task kworker/0:730:6537 is blocked on a mutex likely owned by task kworker/1:101:3662. [ 1353.111689][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.111851][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.111970][ T32] Call trace: [ 1353.112043][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1353.112162][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 [ 1353.112230][ T32] r4:00000000 [ 1353.112279][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.112369][ T32] Exception stack(0xe0419d20 to 0xe0419d68) [ 1353.112445][ T32] 9d20: 86d28000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 [ 1353.112521][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 [ 1353.112587][ T32] 9d60: 800b0013 ffffffff [ 1353.112647][ T32] r5:800b0013 r4:80239bd0 [ 1353.112699][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1353.112797][ T32] r4:82ac11e4 [ 1353.112851][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.112965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0419dc0 r5:e0419e08 [ 1353.113029][ T32] r4:e0419dc0 [ 1353.113080][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1353.113188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 ** 2 printk messages dropped ** [ 1353.136757][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f531000 ** 12 printk messages dropped ** [ 1353.137574][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1353.137768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 13 printk messages dropped ** [ 1353.138455][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1353.138572][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1353.138675][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1353.139188][ T32] r7:dddced40 r6:83018000 r5:85ac738c r4:85551300 ** 7 printk messages dropped ** [ 1353.139583][ T32] Exception stack(0xecff1fb0 to 0xecff1ff8) ** 8 printk messages dropped ** [ 1353.140483][ T32] Call trace: ** 7 printk messages dropped ** [ 1353.140786][ T32] 9d60: 800b0013 ffffffff ** 7 printk messages dropped ** [ 1353.141142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 ** 9 printk messages dropped ** [ 1353.141618][ T32] r7:ddde2d40 r6:83018200 r5:8487af8c r4:84af8380 [ 1353.141700][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1353.141753][ T32] r10:61c88647 r9:8482ec00 r8:84af83ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1353.141780][ T32] r4:84af8380 [ 1353.141801][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1353.141850][ T32] r10:00000000 r9:84af8380 r8:8027ed34 r7:e0429e60 r6:84ae2380 r5:8482ec00 [ 1353.141938][ T32] r4:00000001 [ 1353.141964][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.142027][ T32] Exception stack(0xe0419fb0 to 0xe0419ff8) [ 1353.142061][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.142150][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.142188][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.142223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1353.142251][ T32] r4:84af1d40 [ 1353.142273][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.142299][ T32] INFO: task kworker/0:732:6542 blocked for more than 479 seconds. [ 1353.142356][ T32] Not tainted 6.15.0-syzkaller #0 [ 1353.142388][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.142412][ T32] task:kworker/0:732 state:D stack:0 pid:6542 tgid:6542 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.142460][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.142504][ T32] Call trace: [ 1353.142562][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1353.142643][ T32] r10:829187f4 r9:ecffdd84 r8:00000002 r7:60000013 r6:ecffdd8c r5:85ae8000 [ 1353.142681][ T32] r4:85ae8000 [ 1353.142702][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1353.142744][ T32] r5:85ae8000 r4:829187f0 [ 1353.142766][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.142809][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.142858][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecffde08 [ 1353.142892][ T32] r4:00000000 [ 1353.142914][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1353.142954][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1353.142993][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1353.143047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85563a40 [ 1353.143131][ T32] r4:00000000 [ 1353.143157][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1353.143232][ T32] r9:83018005 r8:85ae8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d9000 [ 1353.143263][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1353.143476][ T32] r5:00001000 r4:ecff9000 ** 1 printk messages dropped ** [ 1353.154887][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1353.155422][ T32] Exception stack(0xecffdfb0 to 0xecffdff8) ** 6 printk messages dropped ** [ 1353.156088][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1353.156968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 ** 12 printk messages dropped ** [ 1353.157573][ T32] r4:84af8380 ** 5 printk messages dropped ** [ 1353.157835][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1353.158293][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1353.158587][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1353.158981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546ed00 ** 9 printk messages dropped ** [ 1353.159445][ T32] r7:dddced40 r6:83018000 r5:85ac838c r4:85551400 ** 5 printk messages dropped ** [ 1353.159756][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1353.160362][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1353.161096][ T32] r4:e0419dc0 ** 6 printk messages dropped ** [ 1353.161408][ T32] r5:00001000 r4:ee065000 ** 7 printk messages dropped ** [ 1353.161815][ T32] r4:84af8380 ** 6 printk messages dropped ** [ 1353.162194][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1353.162287][ T32] r4:84af1d40 [ 1353.162310][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.162337][ T32] INFO: task kworker/0:734:6545 blocked for more than 479 seconds. [ 1353.162367][ T32] Not tainted 6.15.0-syzkaller #0 [ 1353.162429][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.162456][ T32] task:kworker/0:734 state:D stack:0 pid:6545 tgid:6545 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.162504][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.162599][ T32] Call trace: [ 1353.162656][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1353.162709][ T32] r10:829187f4 r9:ecf05d84 r8:00000002 r7:60000113 r6:ecf05d8c r5:85a5e000 [ 1353.162746][ T32] r4:85a5e000 [ 1353.162767][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1353.162809][ T32] r5:85a5e000 r4:829187f0 [ 1353.162831][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.162888][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.162944][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf05e08 [ 1353.163025][ T32] r4:00000000 [ 1353.163050][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1353.163092][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1353.163144][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1353.163194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85563bc0 [ 1353.163222][ T32] r4:00000000 [ 1353.163279][ T32] [<804e8e70>] (vfree) from [<8054a194>] (execmem_free+0x30/0x50) [ 1353.187769][ T32] r9:83018005 r8:85a5e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0db000 [ 1353.187955][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) [ 1353.188043][ T32] r5:00001000 r4:ed007000 [ 1353.188068][ T32] [<803c6ec4>] (bpf_jit_free_exec) from [<803c72b4>] (bpf_jit_free+0x68/0xe4) [ 1353.188113][ T32] [<803c724c>] (bpf_jit_free) from [<803c8344>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.188217][ T32] r5:85ac7b8c r4:85ac7800 [ 1353.188247][ T32] [<803c81f8>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1353.188300][ T32] r7:dddced40 r6:83018000 r5:85ac7b8c r4:85551480 [ 1353.188381][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1353.188436][ T32] r10:61c88647 r9:85a5e000 r8:855514ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1353.188464][ T32] r4:85551480 [ 1353.188496][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1353.188546][ T32] r10:00000000 r9:85551480 r8:8027ed34 r7:ed011e60 r6:85551500 r5:85a5e000 [ 1353.188574][ T32] r4:00000001 [ 1353.188596][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.188634][ T32] Exception stack(0xecf05fb0 to 0xecf05ff8) [ 1353.188667][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.188701][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.188788][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.188861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1353.188898][ T32] r4:85563a80 [ 1353.189324][ T32] INFO: task kworker/0:734:6545 is blocked on a mutex likely owned by task kworker/1:101:3662. [ 1353.189367][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.189442][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.189536][ T32] Call trace: [ 1353.189577][ T32] [<81a60458>] (__schedule) from [<81a61814>] (preempt_schedule_irq+0x40/0xa8) [ 1353.189633][ T32] r10:8280c9b4 r9:8482ec00 r8:80200be4 r7:e0419d54 r6:ffffffff r5:8482ec00 [ 1353.189662][ T32] r4:00000000 [ 1353.189684][ T32] [<81a617d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.189778][ T32] Exception stack(0xe0419d20 to 0xe0419d68) [ 1353.189878][ T32] 9d20: 876e7000 dffdd000 00000001 80239bb8 7f531000 00000001 82ac11c4 82ac05a0 [ 1353.189928][ T32] 9d40: 7f531000 dffdd000 8280c9b4 e0419d9c e0419da0 e0419d70 80230af4 80239bd0 [ 1353.189958][ T32] 9d60: 800b0013 ffffffff [ 1353.189985][ T32] r5:800b0013 r4:80239bd0 [ 1353.190061][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4eb0>] (__purge_vmap_area_lazy+0x284/0x458) [ 1353.190147][ T32] r4:82ac11e4 [ 1353.190180][ T32] [<804e4c2c>] (__purge_vmap_area_lazy) from [<804e5268>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.190227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0419dc0 r5:e0419e08 [ 1353.190254][ T32] r4:e0419dc0 [ 1353.190276][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) [ 1353.190322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855dc2c0 [ 1353.190350][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1353.190446][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1353.190965][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1353.191286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1353.191805][ T32] r4:85a5a400 ** 2 printk messages dropped ** [ 1353.191981][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1353.192573][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1353.193067][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1353.210359][ T32] task:kworker/1:101 state:R running task stack:0 pid:3662 tgid:3662 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1353.211221][ T32] r4:e0419dc0 ** 5 printk messages dropped ** [ 1353.211474][ T32] [<8054a164>] (execmem_free) from [<803c6ed4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1353.212054][ T32] r10:61c88647 r9:8482ec00 r8:84af83ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1353.212091][ T32] r4:84af8380 [ 1353.212113][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1353.212175][ T32] r10:00000000 r9:84af8380 r8:8027ed34 r7:e0429e60 r6:84ae2380 r5:8482ec00 [ 1353.212206][ T32] r4:00000001 [ 1353.212228][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.212265][ T32] Exception stack(0xe0419fb0 to 0xe0419ff8) [ 1353.212295][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.212409][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.212447][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.212482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1353.212509][ T32] r4:84af1d40 [ 1353.212594][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.212629][ T32] INFO: task kworker/0:736:6550 blocked for more than 479 seconds. [ 1353.212664][ T32] Not tainted 6.15.0-syzkaller #0 [ 1353.212694][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.212729][ T32] task:kworker/0:736 state:D stack:0 pid:6550 tgid:6550 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.212821][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.212875][ T32] Call trace: [ 1353.212908][ T32] [<81a60458>] (__schedule) from [<81a613e0>] (schedule+0x2c/0x130) [ 1353.212958][ T32] r10:829187f4 r9:ed01dd84 r8:00000002 r7:60000013 r6:ed01dd8c r5:852cbc00 [ 1353.212987][ T32] r4:852cbc00 [ 1353.213009][ T32] [<81a613b4>] (schedule) from [<81a617c8>] (schedule_preempt_disabled+0x18/0x24) [ 1353.213051][ T32] r5:852cbc00 r4:829187f0 [ 1353.213075][ T32] [<81a617b0>] (schedule_preempt_disabled) from [<81a63eac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.213116][ T32] [<81a63bac>] (__mutex_lock.constprop.0) from [<81a64378>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.213219][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed01de08 [ 1353.213250][ T32] r4:00000000 [ 1353.213273][ T32] [<81a64364>] (__mutex_lock_slowpath) from [<81a643b8>] (mutex_lock+0x3c/0x40) [ 1353.213369][ T32] [<81a6437c>] (mutex_lock) from [<804e50ec>] (_vm_unmap_aliases+0x68/0x240) [ 1353.223876][ T32] [<804e5084>] (_vm_unmap_aliases) from [<804e8fdc>] (vfree+0x16c/0x210) VM DIAGNOSIS: 11:33:34 Registers: info registers vcpu 0 CPU#0 R00=0000001c R01=dddd2800 R02=5b70d000 R03=812d46d0 R04=830a0400 R05=8309bc40 R06=81d0f8dc R07=0000001c R08=df801f68 R09=83b60000 R10=8295a64c R11=df801f64 R12=df801f68 R13=df801f58 R14=802f1880 R15=812d46dc PSR=a0000193 N-C- A S svc32 s00=7eaee928 s01=76f7f150 d00=76f7f1507eaee928 s02=00000001 s03=76f73a88 d01=76f73a8800000001 s04=fffc0100 s05=fffc0100 d02=fffc0100fffc0100 s06=00000001 s07=00000000 d03=0000000000000001 s08=c0300c00 s09=c0300c03 d04=c0300c03c0300c00 s10=08040201 s11=80402010 d05=8040201008040201 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 info registers vcpu 1 CPU#1 R00=82247e28 R01=8323e000 R02=00000000 R03=83259800 R04=8323e000 R05=00000002 R06=00007ff7 R07=8323e628 R08=829f2967 R09=00019000 R10=82804d40 R11=df8e1f0c R12=df8e1dc8 R13=df8e1ee8 R14=80295550 R15=80371138 PSR=60070013 -ZC- A S svc32 s00=6374652f s01=636f6c2f d00=636f6c2f6374652f s02=00000000 s03=00000000 d01=0000000000000000 s04=00000000 s05=00000000 d02=0000000000000000 s06=00000000 s07=00000000 d03=0000000000000000 s08=00000000 s09=00000000 d04=0000000000000000 s10=00000000 s11=00000000 d05=0000000000000000 s12=00000000 s13=00000000 d06=0000000000000000 s14=ffffffff s15=ffffffff d07=ffffffffffffffff s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000