INFO: task kworker/1:5:4342 blocked for more than 430 seconds. Not tainted 6.8.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:5 state:D stack:0 pid:4342 tgid:4342 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818996e0>] (__schedule) from [<8189a31c>] (__schedule_loop kernel/sched/core.c:6813 [inline]) [<818996e0>] (__schedule) from [<8189a31c>] (schedule+0x2c/0xfc kernel/sched/core.c:6828) r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:dfda9d94 r5:8d690c00 r4:8d690c00 [<8189a2f0>] (schedule) from [<8189a92c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6885) r5:8d690c00 r4:82714be4 [<8189a914>] (schedule_preempt_disabled) from [<8189d20c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189a914>] (schedule_preempt_disabled) from [<8189d20c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189cf24>] (__mutex_lock.constprop.0) from [<8189dad8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:dfda9e20 r8:00000001 r7:8da82000 r6:8da83000 r5:8d9bee40 r4:00000000 [<8189dac4>] (__mutex_lock_slowpath) from [<8189db18>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189dadc>] (mutex_lock) from [<8049c21c>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c1bc>] (_vm_unmap_aliases) from [<804a00a0>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c1bc>] (_vm_unmap_aliases) from [<804a00a0>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16205 r9:00000001 r8:00000001 r7:8da82000 r6:8da83000 r5:8d9bee40 r4:00000000 [<8049ff30>] (vfree) from [<802ed8e4>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:8d690c00 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f03f000 [<802ed8b4>] (module_memfree) from [<803912e8>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:e01df000 [<803912d8>] (bpf_jit_free_exec) from [<803914a8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<803912d8>] (bpf_jit_free_exec) from [<803914a8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391440>] (bpf_jit_free) from [<80392590>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:8d5f7754 r4:8d5f7400 [<80392444>] (bpf_prog_free_deferred) from [<802665bc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:ddde3f00 r6:82c16200 r5:8d5f7754 r4:8db17100 [<80266404>] (process_one_work) from [<802672e0>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266404>] (process_one_work) from [<802672e0>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:8d690c00 r9:8db1712c r8:61c88647 r7:ddde3f20 r6:82604d40 r5:ddde3f00 r4:8db17100 [<802670f4>] (worker_thread) from [<8026fff4>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:e01f1e90 r8:8d752d40 r7:8db17100 r6:802670f4 r5:8d690c00 r4:8d6fd740 [<8026fef0>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdfda9fb0 to 0xdfda9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fef0 r4:8d6fd740 INFO: task kworker/1:8:4993 blocked for more than 430 seconds. Not tainted 6.8.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:8 state:D stack:0 pid:4993 tgid:4993 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818996e0>] (__schedule) from [<8189a31c>] (__schedule_loop kernel/sched/core.c:6813 [inline]) [<818996e0>] (__schedule) from [<8189a31c>] (schedule+0x2c/0xfc kernel/sched/core.c:6828) r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:dfeddd94 r5:8d965400 r4:8d965400 [<8189a2f0>] (schedule) from [<8189a92c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6885) r5:8d965400 r4:82714be4 [<8189a914>] (schedule_preempt_disabled) from [<8189d20c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189a914>] (schedule_preempt_disabled) from [<8189d20c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189cf24>] (__mutex_lock.constprop.0) from [<8189dad8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:dfedde20 r8:00000001 r7:8da6f000 r6:8da70000 r5:8d9bc680 r4:00000000 [<8189dac4>] (__mutex_lock_slowpath) from [<8189db18>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189dadc>] (mutex_lock) from [<8049c21c>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c1bc>] (_vm_unmap_aliases) from [<804a00a0>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c1bc>] (_vm_unmap_aliases) from [<804a00a0>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16205 r9:00000001 r8:00000001 r7:8da6f000 r6:8da70000 r5:8d9bc680 r4:00000000 [<8049ff30>] (vfree) from [<802ed8e4>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:8d965400 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f029000 [<802ed8b4>] (module_memfree) from [<803912e8>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:dfcd5000 [<803912d8>] (bpf_jit_free_exec) from [<803914a8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<803912d8>] (bpf_jit_free_exec) from [<803914a8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391440>] (bpf_jit_free) from [<80392590>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:8da29f54 r4:8da29c00 [<80392444>] (bpf_prog_free_deferred) from [<802665bc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:ddde3f00 r6:82c16200 r5:8da29f54 r4:8deb6b00 [<80266404>] (process_one_work) from [<802672e0>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266404>] (process_one_work) from [<802672e0>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:8d965400 r9:8deb6b2c r8:61c88647 r7:ddde3f20 r6:82604d40 r5:ddde3f00 r4:8deb6b00 [<802670f4>] (worker_thread) from [<8026fff4>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfda9e90 r8:8d6fd400 r7:8deb6b00 r6:802670f4 r5:8d965400 r4:8db5a500 [<8026fef0>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdfeddfb0 to 0xdfeddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fef0 r4:8db5a500 INFO: task kworker/0:14:5396 blocked for more than 430 seconds. Not tainted 6.8.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:14 state:D stack:0 pid:5396 tgid:5396 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818996e0>] (__schedule) from [<8189a31c>] (__schedule_loop kernel/sched/core.c:6813 [inline]) [<818996e0>] (__schedule) from [<8189a31c>] (schedule+0x2c/0xfc kernel/sched/core.c:6828) r10:82c16005 r9:00000000 r8:82714be8 r7:00000002 r6:dff61d94 r5:8d423000 r4:8d423000 [<8189a2f0>] (schedule) from [<8189a92c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6885) r5:8d423000 r4:82714be4 [<8189a914>] (schedule_preempt_disabled) from [<8189d20c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189a914>] (schedule_preempt_disabled) from [<8189d20c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189cf24>] (__mutex_lock.constprop.0) from [<8189dad8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:dff61e20 r8:00000001 r7:84571000 r6:84572000 r5:8d9b2c40 r4:00000000 [<8189dac4>] (__mutex_lock_slowpath) from [<8189db18>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189dadc>] (mutex_lock) from [<8049c21c>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c1bc>] (_vm_unmap_aliases) from [<804a00a0>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c1bc>] (_vm_unmap_aliases) from [<804a00a0>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16005 r9:00000001 r8:00000001 r7:84571000 r6:84572000 r5:8d9b2c40 r4:00000000 [<8049ff30>] (vfree) from [<802ed8e4>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:8d423000 r8:00000080 r7:00000000 r6:82c16000 r5:00001000 r4:7f053000 [<802ed8b4>] (module_memfree) from [<803912e8>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:e0b53000 [<803912d8>] (bpf_jit_free_exec) from [<803914a8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<803912d8>] (bpf_jit_free_exec) from [<803914a8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391440>] (bpf_jit_free) from [<80392590>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:8da28754 r4:8da28400 [<80392444>] (bpf_prog_free_deferred) from [<802665bc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:dddcff00 r6:82c16000 r5:8da28754 r4:8dea2300 [<80266404>] (process_one_work) from [<802672e0>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266404>] (process_one_work) from [<802672e0>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:8d423000 r9:8dea232c r8:61c88647 r7:dddcff20 r6:82604d40 r5:dddcff00 r4:8dea2300 [<802670f4>] (worker_thread) from [<8026fff4>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfb65e90 r8:8debf380 r7:8dea2300 r6:802670f4 r5:8d423000 r4:8debf5c0 [<8026fef0>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdff61fb0 to 0xdff61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fef0 r4:8debf5c0 INFO: task kworker/1:31:5693 blocked for more than 430 seconds. Not tainted 6.8.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:31 state:D stack:0 pid:5693 tgid:5693 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818996e0>] (__schedule) from [<8189a31c>] (__schedule_loop kernel/sched/core.c:6813 [inline]) [<818996e0>] (__schedule) from [<8189a31c>] (schedule+0x2c/0xfc kernel/sched/core.c:6828) r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:e085dd94 r5:8d8c6000 r4:8d8c6000 [<8189a2f0>] (schedule) from [<8189a92c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6885) r5:8d8c6000 r4:82714be4 [<8189a914>] (schedule_preempt_disabled) from [<8189d20c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189a914>] (schedule_preempt_disabled) from [<8189d20c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189cf24>] (__mutex_lock.constprop.0) from [<8189dad8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:e085de20 r8:00000001 r7:8da84000 r6:8da85000 r5:8d9af740 r4:00000000 [<8189dac4>] (__mutex_lock_slowpath) from [<8189db18>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189dadc>] (mutex_lock) from [<8049c21c>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c1bc>] (_vm_unmap_aliases) from [<804a00a0>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c1bc>] (_vm_unmap_aliases) from [<804a00a0>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16205 r9:00000001 r8:00000001 r7:8da84000 r6:8da85000 r5:8d9af740 r4:00000000 [<8049ff30>] (vfree) from [<802ed8e4>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:8d8c6000 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f043000 [<802ed8b4>] (module_memfree) from [<803912e8>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:e08a4000 [<803912d8>] (bpf_jit_free_exec) from [<803914a8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<803912d8>] (bpf_jit_free_exec) from [<803914a8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391440>] (bpf_jit_free) from [<80392590>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:8db37b54 r4:8db37800 [<80392444>] (bpf_prog_free_deferred) from [<802665bc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:ddde3f00 r6:82c16200 r5:8db37b54 r4:8de93900 [<80266404>] (process_one_work) from [<802672e0>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266404>] (process_one_work) from [<802672e0>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:8d8c6000 r9:8de9392c r8:61c88647 r7:ddde3f20 r6:82604d40 r5:ddde3f00 r4:8de93900 [<802670f4>] (worker_thread) from [<8026fff4>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:e0859e90 r8:8deaea40 r7:8de93900 r6:802670f4 r5:8d8c6000 r4:8de96e40 [<8026fef0>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xe085dfb0 to 0xe085dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fef0 r4:8de96e40 INFO: task kworker/0:32:5725 blocked for more than 430 seconds. Not tainted 6.8.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:32 state:D stack:0 pid:5725 tgid:5725 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818996e0>] (__schedule) from [<8189a31c>] (__schedule_loop kernel/sched/core.c:6813 [inline]) [<818996e0>] (__schedule) from [<8189a31c>] (schedule+0x2c/0xfc kernel/sched/core.c:6828) r10:82c16005 r9:00000000 r8:82714be8 r7:00000002 r6:e09e1d94 r5:8d8c6c00 r4:8d8c6c00 [<8189a2f0>] (schedule) from [<8189a92c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6885) r5:8d8c6c00 r4:82714be4 [<8189a914>] (schedule_preempt_disabled) from [<8189d20c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189a914>] (schedule_preempt_disabled) from [<8189d20c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189cf24>] (__mutex_lock.constprop.0) from [<8189dad8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:e09e1e20 r8:00000001 r7:8da88000 r6:8da89000 r5:8da8ad80 r4:00000000 [<8189dac4>] (__mutex_lock_slowpath) from [<8189db18>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189dadc>] (mutex_lock) from [<8049c21c>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c1bc>] (_vm_unmap_aliases) from [<804a00a0>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c1bc>] (_vm_unmap_aliases) from [<804a00a0>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16005 r9:00000001 r8:00000001 r7:8da88000 r6:8da89000 r5:8da8ad80 r4:00000000 [<8049ff30>] (vfree) from [<802ed8e4>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:8d8c6c00 r8:00000080 r7:00000000 r6:82c16000 r5:00001000 r4:7f04f000 [<802ed8b4>] (module_memfree) from [<803912e8>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:e0a45000 [<803912d8>] (bpf_jit_free_exec) from [<803914a8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<803912d8>] (bpf_jit_free_exec) from [<803914a8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391440>] (bpf_jit_free) from [<80392590>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:8d7ea754 r4:8d7ea400 [<80392444>] (bpf_prog_free_deferred) from [<802665bc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:dddcff00 r6:82c16000 r5:8d7ea754 r4:8dea2f80 [<80266404>] (process_one_work) from [<802672e0>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266404>] (process_one_work) from [<802672e0>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:8d8c6c00 r9:8dea2fac r8:61c88647 r7:dddcff20 r6:82604d40 r5:dddcff00 r4:8dea2f80 [<802670f4>] (worker_thread) from [<8026fff4>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfcade90 r8:8da18b40 r7:8dea2f80 r6:802670f4 r5:8d8c6c00 r4:8da18740 [<8026fef0>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xe09e1fb0 to 0xe09e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fef0 r4:8da18740 INFO: task kworker/1:32:5753 blocked for more than 430 seconds. Not tainted 6.8.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:32 state:D stack:0 pid:5753 tgid:5753 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818996e0>] (__schedule) from [<8189a31c>] (__schedule_loop kernel/sched/core.c:6813 [inline]) [<818996e0>] (__schedule) from [<8189a31c>] (schedule+0x2c/0xfc kernel/sched/core.c:6828) r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:e0ab5d94 r5:84739800 r4:84739800 [<8189a2f0>] (schedule) from [<8189a92c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6885) r5:84739800 r4:82714be4 [<8189a914>] (schedule_preempt_disabled) from [<8189d20c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189a914>] (schedule_preempt_disabled) from [<8189d20c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189cf24>] (__mutex_lock.constprop.0) from [<8189dad8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:e0ab5e20 r8:00000001 r7:8da97000 r6:8da98000 r5:846cf480 r4:00000000 [<8189dac4>] (__mutex_lock_slowpath) from [<8189db18>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189dadc>] (mutex_lock) from [<8049c21c>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c1bc>] (_vm_unmap_aliases) from [<804a00a0>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c1bc>] (_vm_unmap_aliases) from [<804a00a0>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16205 r9:00000001 r8:00000001 r7:8da97000 r6:8da98000 r5:846cf480 r4:00000000 [<8049ff30>] (vfree) from [<802ed8e4>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:84739800 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f051000 [<802ed8b4>] (module_memfree) from [<803912e8>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:e0ac9000 [<803912d8>] (bpf_jit_free_exec) from [<803914a8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<803912d8>] (bpf_jit_free_exec) from [<803914a8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391440>] (bpf_jit_free) from [<80392590>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:8d7e8754 r4:8d7e8400 [<80392444>] (bpf_prog_free_deferred) from [<802665bc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:ddde3f00 r6:82c16200 r5:8d7e8754 r4:8de93980 [<80266404>] (process_one_work) from [<802672e0>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266404>] (process_one_work) from [<802672e0>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:84739800 r9:8de939ac r8:61c88647 r7:ddde3f20 r6:82604d40 r5:ddde3f00 r4:8de93980 [<802670f4>] (worker_thread) from [<8026fff4>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:e0859e90 r8:8d8ba400 r7:8de93980 r6:802670f4 r5:84739800 r4:8d708880 [<8026fef0>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xe0ab5fb0 to 0xe0ab5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fef0 r4:8d708880 INFO: task kworker/0:34:6521 blocked for more than 430 seconds. Not tainted 6.8.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:34 state:D stack:0 pid:6521 tgid:6521 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818996e0>] (__schedule) from [<8189a31c>] (__schedule_loop kernel/sched/core.c:6813 [inline]) [<818996e0>] (__schedule) from [<8189a31c>] (schedule+0x2c/0xfc kernel/sched/core.c:6828) r10:82c16005 r9:00000000 r8:82714be8 r7:00000002 r6:e0055d94 r5:840a8000 r4:840a8000 [<8189a2f0>] (schedule) from [<8189a92c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6885) r5:840a8000 r4:82714be4 [<8189a914>] (schedule_preempt_disabled) from [<8189d20c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189a914>] (schedule_preempt_disabled) from [<8189d20c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189cf24>] (__mutex_lock.constprop.0) from [<8189dad8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:e0055e20 r8:00000001 r7:8da69000 r6:8da6a000 r5:8d486640 r4:00000000 [<8189dac4>] (__mutex_lock_slowpath) from [<8189db18>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189dadc>] (mutex_lock) from [<8049c21c>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c1bc>] (_vm_unmap_aliases) from [<804a00a0>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c1bc>] (_vm_unmap_aliases) from [<804a00a0>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16005 r9:00000001 r8:00000001 r7:8da69000 r6:8da6a000 r5:8d486640 r4:00000000 [<8049ff30>] (vfree) from [<802ed8e4>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:840a8000 r8:00000080 r7:00000000 r6:82c16000 r5:00001000 r4:7f041000 [<802ed8b4>] (module_memfree) from [<803912e8>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:e0843000 [<803912d8>] (bpf_jit_free_exec) from [<803914a8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<803912d8>] (bpf_jit_free_exec) from [<803914a8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391440>] (bpf_jit_free) from [<80392590>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:8d5f5754 r4:8d5f5400 [<80392444>] (bpf_prog_free_deferred) from [<802665bc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:dddcff00 r6:82c16000 r5:8d5f5754 r4:8deb6300 [<80266404>] (process_one_work) from [<802672e0>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266404>] (process_one_work) from [<802672e0>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:840a8000 r9:8deb632c r8:61c88647 r7:dddcff20 r6:82604d40 r5:dddcff00 r4:8deb6300 [<802670f4>] (worker_thread) from [<8026fff4>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:e09e1e90 r8:8db15e40 r7:8deb6300 r6:802670f4 r5:840a8000 r4:8db15e80 [<8026fef0>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xe0055fb0 to 0xe0055ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fef0 r4:8db15e80 INFO: task kworker/0:35:6534 blocked for more than 430 seconds. Not tainted 6.8.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:35 state:D stack:0 pid:6534 tgid:6534 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818996e0>] (__schedule) from [<8189a31c>] (__schedule_loop kernel/sched/core.c:6813 [inline]) [<818996e0>] (__schedule) from [<8189a31c>] (schedule+0x2c/0xfc kernel/sched/core.c:6828) r10:82c16005 r9:00000000 r8:82714be8 r7:00000002 r6:e0041d94 r5:840a8c00 r4:840a8c00 [<8189a2f0>] (schedule) from [<8189a92c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6885) r5:840a8c00 r4:82714be4 [<8189a914>] (schedule_preempt_disabled) from [<8189d20c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189a914>] (schedule_preempt_disabled) from [<8189d20c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189cf24>] (__mutex_lock.constprop.0) from [<8189dad8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:e0041e20 r8:00000001 r7:8da75000 r6:8da76000 r5:8d756f00 r4:00000000 [<8189dac4>] (__mutex_lock_slowpath) from [<8189db18>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189dadc>] (mutex_lock) from [<8049c21c>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c1bc>] (_vm_unmap_aliases) from [<804a00a0>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c1bc>] (_vm_unmap_aliases) from [<804a00a0>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16005 r9:00000001 r8:00000001 r7:8da75000 r6:8da76000 r5:8d756f00 r4:00000000 [<8049ff30>] (vfree) from [<802ed8e4>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:840a8c00 r8:00000080 r7:00000000 r6:82c16000 r5:00001000 r4:7f04b000 [<802ed8b4>] (module_memfree) from [<803912e8>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:e08f1000 [<803912d8>] (bpf_jit_free_exec) from [<803914a8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<803912d8>] (bpf_jit_free_exec) from [<803914a8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391440>] (bpf_jit_free) from [<80392590>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:8d4be354 r4:8d4be000 [<80392444>] (bpf_prog_free_deferred) from [<802665bc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:dddcff00 r6:82c16000 r5:8d4be354 r4:8d86b400 [<80266404>] (process_one_work) from [<802672e0>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266404>] (process_one_work) from [<802672e0>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:840a8c00 r9:8d86b42c r8:61c88647 r7:dddcff20 r6:82604d40 r5:dddcff00 r4:8d86b400 [<802670f4>] (worker_thread) from [<8026fff4>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:e09e1e90 r8:8d8a81c0 r7:8d86b400 r6:802670f4 r5:840a8c00 r4:8d87cac0 [<8026fef0>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xe0041fb0 to 0xe0041ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fef0 r4:8d87cac0 INFO: task kworker/0:36:6540 blocked for more than 430 seconds. Not tainted 6.8.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:36 state:D stack:0 pid:6540 tgid:6540 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818996e0>] (__schedule) from [<8189a31c>] (__schedule_loop kernel/sched/core.c:6813 [inline]) [<818996e0>] (__schedule) from [<8189a31c>] (schedule+0x2c/0xfc kernel/sched/core.c:6828) r10:82c16005 r9:00000000 r8:82714be8 r7:00000002 r6:e01d9d94 r5:840ab000 r4:840ab000 [<8189a2f0>] (schedule) from [<8189a92c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6885) r5:840ab000 r4:82714be4 [<8189a914>] (schedule_preempt_disabled) from [<8189d20c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189a914>] (schedule_preempt_disabled) from [<8189d20c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189cf24>] (__mutex_lock.constprop.0) from [<8189dad8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:e01d9e20 r8:00000001 r7:8dbb1000 r6:8dbb2000 r5:8da8a000 r4:00000000 [<8189dac4>] (__mutex_lock_slowpath) from [<8189db18>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189dadc>] (mutex_lock) from [<8049c21c>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c1bc>] (_vm_unmap_aliases) from [<804a00a0>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c1bc>] (_vm_unmap_aliases) from [<804a00a0>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16005 r9:00000001 r8:00000001 r7:8dbb1000 r6:8dbb2000 r5:8da8a000 r4:00000000 [<8049ff30>] (vfree) from [<802ed8e4>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:840ab000 r8:00000080 r7:00000000 r6:82c16000 r5:00001000 r4:7f04d000 [<802ed8b4>] (module_memfree) from [<803912e8>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:e096d000 [<803912d8>] (bpf_jit_free_exec) from [<803914a8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<803912d8>] (bpf_jit_free_exec) from [<803914a8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391440>] (bpf_jit_free) from [<80392590>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:8db37354 r4:8db37000 [<80392444>] (bpf_prog_free_deferred) from [<802665bc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:dddcff00 r6:82c16000 r5:8db37354 r4:8d86b180 [<80266404>] (process_one_work) from [<802672e0>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266404>] (process_one_work) from [<802672e0>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:840ab000 r9:8d86b1ac r8:61c88647 r7:dddcff20 r6:82604d40 r5:dddcff00 r4:8d86b180 [<802670f4>] (worker_thread) from [<8026fff4>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:e09e1e90 r8:84759fc0 r7:8d86b180 r6:802670f4 r5:840ab000 r4:8debf300 [<8026fef0>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xe01d9fb0 to 0xe01d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fef0 r4:8debf300 INFO: task kworker/0:37:6548 blocked for more than 430 seconds. Not tainted 6.8.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:37 state:D stack:0 pid:6548 tgid:6548 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Backtrace: [<818996e0>] (__schedule) from [<8189a31c>] (__schedule_loop kernel/sched/core.c:6813 [inline]) [<818996e0>] (__schedule) from [<8189a31c>] (schedule+0x2c/0xfc kernel/sched/core.c:6828) r10:82c16005 r9:00000000 r8:82714be8 r7:00000002 r6:e08b1d94 r5:840aa400 r4:840aa400 [<8189a2f0>] (schedule) from [<8189a92c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6885) r5:840aa400 r4:82714be4 [<8189a914>] (schedule_preempt_disabled) from [<8189d20c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189a914>] (schedule_preempt_disabled) from [<8189d20c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189cf24>] (__mutex_lock.constprop.0) from [<8189dad8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16005 r9:e08b1e20 r8:00000001 r7:8d9aa000 r6:8d9ab000 r5:84748a40 r4:00000000 [<8189dac4>] (__mutex_lock_slowpath) from [<8189db18>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189dadc>] (mutex_lock) from [<8049c21c>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c1bc>] (_vm_unmap_aliases) from [<804a00a0>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c1bc>] (_vm_unmap_aliases) from [<804a00a0>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16005 r9:00000001 r8:00000001 r7:8d9aa000 r6:8d9ab000 r5:84748a40 r4:00000000 [<8049ff30>] (vfree) from [<802ed8e4>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:840aa400 r8:00000080 r7:00000000 r6:82c16000 r5:00001000 r4:7f00b000 [<802ed8b4>] (module_memfree) from [<803912e8>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:dfa33000 [<803912d8>] (bpf_jit_free_exec) from [<803914a8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<803912d8>] (bpf_jit_free_exec) from [<803914a8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391440>] (bpf_jit_free) from [<80392590>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:8da29354 r4:8da29000 [<80392444>] (bpf_prog_free_deferred) from [<802665bc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:dddcff00 r6:82c16000 r5:8da29354 r4:8d663080 [<80266404>] (process_one_work) from [<802672e0>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266404>] (process_one_work) from [<802672e0>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:840aa400 r9:8d6630ac r8:61c88647 r7:dddcff20 r6:82604d40 r5:dddcff00 r4:8d663080 [<802670f4>] (worker_thread) from [<8026fff4>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:e09e1e90 r8:8d9b2500 r7:8d663080 r6:802670f4 r5:840aa400 r4:8d9b2480 [<8026fef0>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xe08b1fb0 to 0xe08b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fef0 r4:8d9b2480 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings NMI backtrace for cpu 0 CPU: 0 PID: 31 Comm: khungtaskd Not tainted 6.8.0-syzkaller #0 Hardware name: ARM-Versatile Express Backtrace: [<81877f5c>] (dump_backtrace) from [<81878058>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:256) r7:00000000 r6:00000113 r5:60000193 r4:81fc441c [<81878040>] (show_stack) from [<81895810>] (__dump_stack lib/dump_stack.c:88 [inline]) [<81878040>] (show_stack) from [<81895810>] (dump_stack_lvl+0x70/0x7c lib/dump_stack.c:114) [<818957a0>] (dump_stack_lvl) from [<81895834>] (dump_stack+0x18/0x1c lib/dump_stack.c:123) r5:00000000 r4:00000001 [<8189581c>] (dump_stack) from [<81865334>] (nmi_cpu_backtrace+0x160/0x17c lib/nmi_backtrace.c:113) [<818651d4>] (nmi_cpu_backtrace) from [<81865480>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8 lib/nmi_backtrace.c:62) r7:00000000 r6:8260c590 r5:8261a88c r4:ffffffff [<81865350>] (nmi_trigger_cpumask_backtrace) from [<802105b4>] (arch_trigger_cpumask_backtrace+0x18/0x1c arch/arm/kernel/smp.c:851) r9:8260c6f4 r8:0000e7bc r7:8289dfe0 r6:00007f01 r5:8d43ee04 r4:847b8b24 [<8021059c>] (arch_trigger_cpumask_backtrace) from [<8034e880>] (trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline]) [<8021059c>] (arch_trigger_cpumask_backtrace) from [<8034e880>] (check_hung_uninterruptible_tasks kernel/hung_task.c:223 [inline]) [<8021059c>] (arch_trigger_cpumask_backtrace) from [<8034e880>] (watchdog+0x480/0x594 kernel/hung_task.c:380) [<8034e400>] (watchdog) from [<8026fff4>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:df819e58 r8:82e98440 r7:00000000 r6:8034e400 r5:82ee1800 r4:82f42100 [<8026fef0>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdf8ddfb0 to 0xdf8ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fef0 r4:82f42100 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 2807 Comm: syslogd Not tainted 6.8.0-syzkaller #0 Hardware name: ARM-Versatile Express PC is at 0x76d1fe60 LR is at 0x7efefeff pc : [<76d1fe60>] lr : [<7efefeff>] psr: 60000010 sp : 7eda75f8 ip : 25252525 fp : 00000000 r10: 010ef758 r9 : 7eda7bc8 r8 : 7eda7bc8 r7 : fffffff7 r6 : 76eed400 r5 : 7eda7ae0 r4 : 00000019 r3 : 76eed404 r2 : 00000025 r1 : 00000025 r0 : 76eed401 Flags: nZCv IRQs on FIQs on Mode USER_32 ISA ARM Segment none Control: 30c5387d Table: 8400b080 DAC: 00000000 Backtrace: no frame pointer