INFO: task kworker/1:55:3887 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/1:55 state:D stack:0 pid:3887 tgid:3887 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189a4a0>] (__schedule) from [<8189b0dc>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189a4a0>] (__schedule) from [<8189b0dc>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:eaf9dd94 r5:83611800 r4:83611800 [<8189b0b0>] (schedule) from [<8189b6ec>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:83611800 r4:82714be4 [<8189b6d4>] (schedule_preempt_disabled) from [<8189dfcc>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189b6d4>] (schedule_preempt_disabled) from [<8189dfcc>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189dce4>] (__mutex_lock.constprop.0) from [<8189e898>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:eaf9de20 r8:00000001 r7:8d400000 r6:8d401000 r5:8d5461c0 r4:00000000 [<8189e884>] (__mutex_lock_slowpath) from [<8189e8d8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189e89c>] (mutex_lock) from [<8049c3f4>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c394>] (_vm_unmap_aliases) from [<804a0278>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c394>] (_vm_unmap_aliases) from [<804a0278>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16205 r9:00000001 r8:00000001 r7:8d400000 r6:8d401000 r5:8d5461c0 r4:00000000 [<804a0108>] (vfree) from [<802ed924>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:83611800 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f043000 [<802ed8f4>] (module_memfree) from [<803914c0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:eac25000 [<803914b0>] (bpf_jit_free_exec) from [<80391680>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<803914b0>] (bpf_jit_free_exec) from [<80391680>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391618>] (bpf_jit_free) from [<80392768>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:89f1af54 r4:89f1ac00 [<8039261c>] (bpf_prog_free_deferred) from [<802665fc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:ddde3f00 r6:82c16200 r5:89f1af54 r4:8d685100 [<80266444>] (process_one_work) from [<80267320>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266444>] (process_one_work) from [<80267320>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:83611800 r9:8d68512c r8:61c88647 r7:ddde3f20 r6:82604d40 r5:ddde3f00 r4:8d685100 [<80267134>] (worker_thread) from [<80270034>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:eaf95e90 r8:8d566280 r7:8d685100 r6:80267134 r5:83611800 r4:8d67c3c0 [<8026ff30>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeaf9dfb0 to 0xeaf9dff8) 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 r5:8026ff30 r4:8d67c3c0 INFO: task kworker/1:56:3888 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/1:56 state:D stack:0 pid:3888 tgid:3888 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189a4a0>] (__schedule) from [<8189b0dc>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189a4a0>] (__schedule) from [<8189b0dc>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:eafa1d94 r5:8d500000 r4:8d500000 [<8189b0b0>] (schedule) from [<8189b6ec>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:8d500000 r4:82714be4 [<8189b6d4>] (schedule_preempt_disabled) from [<8189dfcc>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189b6d4>] (schedule_preempt_disabled) from [<8189dfcc>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189dce4>] (__mutex_lock.constprop.0) from [<8189e898>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:eafa1e20 r8:00000001 r7:8d4e2000 r6:8d4e3000 r5:8d546040 r4:00000000 [<8189e884>] (__mutex_lock_slowpath) from [<8189e8d8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189e89c>] (mutex_lock) from [<8049c3f4>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c394>] (_vm_unmap_aliases) from [<804a0278>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c394>] (_vm_unmap_aliases) from [<804a0278>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16205 r9:00000001 r8:00000001 r7:8d4e2000 r6:8d4e3000 r5:8d546040 r4:00000000 [<804a0108>] (vfree) from [<802ed924>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:8d500000 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f041000 [<802ed8f4>] (module_memfree) from [<803914c0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:eac1f000 [<803914b0>] (bpf_jit_free_exec) from [<80391680>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<803914b0>] (bpf_jit_free_exec) from [<80391680>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391618>] (bpf_jit_free) from [<80392768>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:89f1ab54 r4:89f1a800 [<8039261c>] (bpf_prog_free_deferred) from [<802665fc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:ddde3f00 r6:82c16200 r5:89f1ab54 r4:8d685180 [<80266444>] (process_one_work) from [<80267320>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266444>] (process_one_work) from [<80267320>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:8d500000 r9:8d6851ac r8:61c88647 r7:ddde3f20 r6:82604d40 r5:ddde3f00 r4:8d685180 [<80267134>] (worker_thread) from [<80270034>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:eaf9de90 r8:8d5663c0 r7:8d685180 r6:80267134 r5:8d500000 r4:8d67c3c0 [<8026ff30>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeafa1fb0 to 0xeafa1ff8) 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 r5:8026ff30 r4:8d67c3c0 INFO: task kworker/1:57:3889 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/1:57 state:D stack:0 pid:3889 tgid:3889 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189a4a0>] (__schedule) from [<8189b0dc>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189a4a0>] (__schedule) from [<8189b0dc>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:eafa5d94 r5:8d500c00 r4:8d500c00 [<8189b0b0>] (schedule) from [<8189b6ec>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:8d500c00 r4:82714be4 [<8189b6d4>] (schedule_preempt_disabled) from [<8189dfcc>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189b6d4>] (schedule_preempt_disabled) from [<8189dfcc>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189dce4>] (__mutex_lock.constprop.0) from [<8189e898>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:eafa5e20 r8:00000001 r7:8d5bd000 r6:8d5be000 r5:89f7e640 r4:00000000 [<8189e884>] (__mutex_lock_slowpath) from [<8189e8d8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189e89c>] (mutex_lock) from [<8049c3f4>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c394>] (_vm_unmap_aliases) from [<804a0278>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c394>] (_vm_unmap_aliases) from [<804a0278>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16205 r9:00000001 r8:00000001 r7:8d5bd000 r6:8d5be000 r5:89f7e640 r4:00000000 [<804a0108>] (vfree) from [<802ed924>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:8d500c00 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f03f000 [<802ed8f4>] (module_memfree) from [<803914c0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:eac19000 [<803914b0>] (bpf_jit_free_exec) from [<80391680>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<803914b0>] (bpf_jit_free_exec) from [<80391680>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391618>] (bpf_jit_free) from [<80392768>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:89f1a754 r4:89f1a400 [<8039261c>] (bpf_prog_free_deferred) from [<802665fc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:ddde3f00 r6:82c16200 r5:89f1a754 r4:8d685200 [<80266444>] (process_one_work) from [<80267320>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266444>] (process_one_work) from [<80267320>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:8d500c00 r9:8d68522c r8:61c88647 r7:ddde3f20 r6:82604d40 r5:ddde3f00 r4:8d685200 [<80267134>] (worker_thread) from [<80270034>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:eafa1e90 r8:8d5664c0 r7:8d685200 r6:80267134 r5:8d500c00 r4:8d67c3c0 [<8026ff30>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeafa5fb0 to 0xeafa5ff8) 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 r5:8026ff30 r4:8d67c3c0 INFO: task kworker/1:58:3890 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/1:58 state:D stack:0 pid:3890 tgid:3890 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189a4a0>] (__schedule) from [<8189b0dc>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189a4a0>] (__schedule) from [<8189b0dc>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:eae85d94 r5:8d501800 r4:8d501800 [<8189b0b0>] (schedule) from [<8189b6ec>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:8d501800 r4:82714be4 [<8189b6d4>] (schedule_preempt_disabled) from [<8189dfcc>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189b6d4>] (schedule_preempt_disabled) from [<8189dfcc>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189dce4>] (__mutex_lock.constprop.0) from [<8189e898>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:eae85e20 r8:00000001 r7:8d5c2000 r6:8d5c3000 r5:8d59bf40 r4:00000000 [<8189e884>] (__mutex_lock_slowpath) from [<8189e8d8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189e89c>] (mutex_lock) from [<8049c3f4>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c394>] (_vm_unmap_aliases) from [<804a0278>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c394>] (_vm_unmap_aliases) from [<804a0278>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16205 r9:00000001 r8:00000001 r7:8d5c2000 r6:8d5c3000 r5:8d59bf40 r4:00000000 [<804a0108>] (vfree) from [<802ed924>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:8d501800 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f03d000 [<802ed8f4>] (module_memfree) from [<803914c0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:eac13000 [<803914b0>] (bpf_jit_free_exec) from [<80391680>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<803914b0>] (bpf_jit_free_exec) from [<80391680>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391618>] (bpf_jit_free) from [<80392768>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:89f1a354 r4:89f1a000 [<8039261c>] (bpf_prog_free_deferred) from [<802665fc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:ddde3f00 r6:82c16200 r5:89f1a354 r4:8d685280 [<80266444>] (process_one_work) from [<80267320>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266444>] (process_one_work) from [<80267320>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:8d501800 r9:8d6852ac r8:61c88647 r7:ddde3f20 r6:82604d40 r5:ddde3f00 r4:8d685280 [<80267134>] (worker_thread) from [<80270034>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:eafa5e90 r8:8d566580 r7:8d685280 r6:80267134 r5:8d501800 r4:8d67c3c0 [<8026ff30>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeae85fb0 to 0xeae85ff8) 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 r5:8026ff30 r4:8d67c3c0 INFO: task kworker/1:59:3891 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/1:59 state:D stack:0 pid:3891 tgid:3891 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189a4a0>] (__schedule) from [<8189b0dc>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189a4a0>] (__schedule) from [<8189b0dc>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:eafa9d94 r5:8d502400 r4:8d502400 [<8189b0b0>] (schedule) from [<8189b6ec>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:8d502400 r4:82714be4 [<8189b6d4>] (schedule_preempt_disabled) from [<8189dfcc>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189b6d4>] (schedule_preempt_disabled) from [<8189dfcc>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189dce4>] (__mutex_lock.constprop.0) from [<8189e898>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:eafa9e20 r8:00000001 r7:8d5c3000 r6:8d5c4000 r5:8d59be00 r4:00000000 [<8189e884>] (__mutex_lock_slowpath) from [<8189e8d8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189e89c>] (mutex_lock) from [<8049c3f4>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c394>] (_vm_unmap_aliases) from [<804a0278>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c394>] (_vm_unmap_aliases) from [<804a0278>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16205 r9:00000001 r8:00000001 r7:8d5c3000 r6:8d5c4000 r5:8d59be00 r4:00000000 [<804a0108>] (vfree) from [<802ed924>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:8d502400 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f03b000 [<802ed8f4>] (module_memfree) from [<803914c0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:eac0d000 [<803914b0>] (bpf_jit_free_exec) from [<80391680>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<803914b0>] (bpf_jit_free_exec) from [<80391680>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391618>] (bpf_jit_free) from [<80392768>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:89f19f54 r4:89f19c00 [<8039261c>] (bpf_prog_free_deferred) from [<802665fc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:ddde3f00 r6:82c16200 r5:89f19f54 r4:8d685300 [<80266444>] (process_one_work) from [<80267320>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266444>] (process_one_work) from [<80267320>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:8d502400 r9:8d68532c r8:61c88647 r7:ddde3f20 r6:82604d40 r5:ddde3f00 r4:8d685300 [<80267134>] (worker_thread) from [<80270034>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:eae85e90 r8:8d5666c0 r7:8d685300 r6:80267134 r5:8d502400 r4:8d67c3c0 [<8026ff30>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeafa9fb0 to 0xeafa9ff8) 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 r5:8026ff30 r4:8d67c3c0 INFO: task kworker/1:60:3892 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/1:60 state:D stack:0 pid:3892 tgid:3892 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189a4a0>] (__schedule) from [<8189b0dc>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189a4a0>] (__schedule) from [<8189b0dc>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:eafadd94 r5:8d503000 r4:8d503000 [<8189b0b0>] (schedule) from [<8189b6ec>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:8d503000 r4:82714be4 [<8189b6d4>] (schedule_preempt_disabled) from [<8189dfcc>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189b6d4>] (schedule_preempt_disabled) from [<8189dfcc>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189dce4>] (__mutex_lock.constprop.0) from [<8189e898>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:eafade20 r8:00000001 r7:8d59f000 r6:8d5a0000 r5:8d59bc80 r4:00000000 [<8189e884>] (__mutex_lock_slowpath) from [<8189e8d8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189e89c>] (mutex_lock) from [<8049c3f4>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c394>] (_vm_unmap_aliases) from [<804a0278>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c394>] (_vm_unmap_aliases) from [<804a0278>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16205 r9:00000001 r8:00000001 r7:8d59f000 r6:8d5a0000 r5:8d59bc80 r4:00000000 [<804a0108>] (vfree) from [<802ed924>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:8d503000 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f039000 [<802ed8f4>] (module_memfree) from [<803914c0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:eac07000 [<803914b0>] (bpf_jit_free_exec) from [<80391680>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<803914b0>] (bpf_jit_free_exec) from [<80391680>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391618>] (bpf_jit_free) from [<80392768>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:89f19b54 r4:89f19800 [<8039261c>] (bpf_prog_free_deferred) from [<802665fc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:ddde3f00 r6:82c16200 r5:89f19b54 r4:8d685380 [<80266444>] (process_one_work) from [<80267320>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266444>] (process_one_work) from [<80267320>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:8d503000 r9:8d6853ac r8:61c88647 r7:ddde3f20 r6:82604d40 r5:ddde3f00 r4:8d685380 [<80267134>] (worker_thread) from [<80270034>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:eafa9e90 r8:8d566780 r7:8d685380 r6:80267134 r5:8d503000 r4:8d67c3c0 [<8026ff30>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeafadfb0 to 0xeafadff8) 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 r5:8026ff30 r4:8d67c3c0 INFO: task kworker/1:61:3893 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/1:61 state:D stack:0 pid:3893 tgid:3893 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189a4a0>] (__schedule) from [<8189b0dc>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189a4a0>] (__schedule) from [<8189b0dc>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:eafbdd94 r5:8d503c00 r4:8d503c00 [<8189b0b0>] (schedule) from [<8189b6ec>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:8d503c00 r4:82714be4 [<8189b6d4>] (schedule_preempt_disabled) from [<8189dfcc>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189b6d4>] (schedule_preempt_disabled) from [<8189dfcc>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189dce4>] (__mutex_lock.constprop.0) from [<8189e898>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:eafbde20 r8:00000001 r7:8d548000 r6:8d549000 r5:8d59bb00 r4:00000000 [<8189e884>] (__mutex_lock_slowpath) from [<8189e8d8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189e89c>] (mutex_lock) from [<8049c3f4>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c394>] (_vm_unmap_aliases) from [<804a0278>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c394>] (_vm_unmap_aliases) from [<804a0278>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16205 r9:00000001 r8:00000001 r7:8d548000 r6:8d549000 r5:8d59bb00 r4:00000000 [<804a0108>] (vfree) from [<802ed924>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:8d503c00 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f037000 [<802ed8f4>] (module_memfree) from [<803914c0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:eac01000 [<803914b0>] (bpf_jit_free_exec) from [<80391680>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<803914b0>] (bpf_jit_free_exec) from [<80391680>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391618>] (bpf_jit_free) from [<80392768>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:89f19754 r4:89f19400 [<8039261c>] (bpf_prog_free_deferred) from [<802665fc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:ddde3f00 r6:82c16200 r5:89f19754 r4:8d685400 [<80266444>] (process_one_work) from [<80267320>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266444>] (process_one_work) from [<80267320>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:8d503c00 r9:8d68542c r8:61c88647 r7:ddde3f20 r6:82604d40 r5:ddde3f00 r4:8d685400 [<80267134>] (worker_thread) from [<80270034>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:eafade90 r8:8d566a00 r7:8d685400 r6:80267134 r5:8d503c00 r4:8d67c3c0 [<8026ff30>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeafbdfb0 to 0xeafbdff8) 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 r5:8026ff30 r4:8d67c3c0 INFO: task kworker/1:62:3895 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/1:62 state:D stack:0 pid:3895 tgid:3895 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189a4a0>] (__schedule) from [<8189b0dc>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189a4a0>] (__schedule) from [<8189b0dc>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:eafc1d94 r5:8d504800 r4:8d504800 [<8189b0b0>] (schedule) from [<8189b6ec>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:8d504800 r4:82714be4 [<8189b6d4>] (schedule_preempt_disabled) from [<8189dfcc>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189b6d4>] (schedule_preempt_disabled) from [<8189dfcc>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189dce4>] (__mutex_lock.constprop.0) from [<8189e898>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:eafc1e20 r8:00000001 r7:8d59c000 r6:8d59d000 r5:8d59b980 r4:00000000 [<8189e884>] (__mutex_lock_slowpath) from [<8189e8d8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189e89c>] (mutex_lock) from [<8049c3f4>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c394>] (_vm_unmap_aliases) from [<804a0278>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c394>] (_vm_unmap_aliases) from [<804a0278>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16205 r9:00000001 r8:00000001 r7:8d59c000 r6:8d59d000 r5:8d59b980 r4:00000000 [<804a0108>] (vfree) from [<802ed924>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:8d504800 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f035000 [<802ed8f4>] (module_memfree) from [<803914c0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:eabfb000 [<803914b0>] (bpf_jit_free_exec) from [<80391680>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<803914b0>] (bpf_jit_free_exec) from [<80391680>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391618>] (bpf_jit_free) from [<80392768>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:89f19354 r4:89f19000 [<8039261c>] (bpf_prog_free_deferred) from [<802665fc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:ddde3f00 r6:82c16200 r5:89f19354 r4:8d685480 [<80266444>] (process_one_work) from [<80267320>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266444>] (process_one_work) from [<80267320>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:8d504800 r9:8d6854ac r8:61c88647 r7:ddde3f20 r6:82604d40 r5:ddde3f00 r4:8d685480 [<80267134>] (worker_thread) from [<80270034>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:eafbde90 r8:8d566b00 r7:8d685480 r6:80267134 r5:8d504800 r4:8d67c3c0 [<8026ff30>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeafc1fb0 to 0xeafc1ff8) 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 r5:8026ff30 r4:8d67c3c0 INFO: task kworker/1:63:3896 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/1:63 state:D stack:0 pid:3896 tgid:3896 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189a4a0>] (__schedule) from [<8189b0dc>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189a4a0>] (__schedule) from [<8189b0dc>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:eafc5d94 r5:8d505400 r4:8d505400 [<8189b0b0>] (schedule) from [<8189b6ec>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:8d505400 r4:82714be4 [<8189b6d4>] (schedule_preempt_disabled) from [<8189dfcc>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189b6d4>] (schedule_preempt_disabled) from [<8189dfcc>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189dce4>] (__mutex_lock.constprop.0) from [<8189e898>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:eafc5e20 r8:00000001 r7:8d5b0000 r6:8d5b1000 r5:8d59b800 r4:00000000 [<8189e884>] (__mutex_lock_slowpath) from [<8189e8d8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189e89c>] (mutex_lock) from [<8049c3f4>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c394>] (_vm_unmap_aliases) from [<804a0278>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c394>] (_vm_unmap_aliases) from [<804a0278>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16205 r9:00000001 r8:00000001 r7:8d5b0000 r6:8d5b1000 r5:8d59b800 r4:00000000 [<804a0108>] (vfree) from [<802ed924>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:8d505400 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f033000 [<802ed8f4>] (module_memfree) from [<803914c0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:eabf5000 [<803914b0>] (bpf_jit_free_exec) from [<80391680>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<803914b0>] (bpf_jit_free_exec) from [<80391680>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391618>] (bpf_jit_free) from [<80392768>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:89f18f54 r4:89f18c00 [<8039261c>] (bpf_prog_free_deferred) from [<802665fc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:ddde3f00 r6:82c16200 r5:89f18f54 r4:8d685500 [<80266444>] (process_one_work) from [<80267320>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266444>] (process_one_work) from [<80267320>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:8d505400 r9:8d68552c r8:61c88647 r7:ddde3f20 r6:82604d40 r5:ddde3f00 r4:8d685500 [<80267134>] (worker_thread) from [<80270034>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:eafc1e90 r8:8d566c00 r7:8d685500 r6:80267134 r5:8d505400 r4:8d67c3c0 [<8026ff30>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeafc5fb0 to 0xeafc5ff8) 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 r5:8026ff30 r4:8d67c3c0 INFO: task kworker/1:64:3897 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/1:64 state:D stack:0 pid:3897 tgid:3897 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189a4a0>] (__schedule) from [<8189b0dc>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189a4a0>] (__schedule) from [<8189b0dc>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:eafc9d94 r5:8d506000 r4:8d506000 [<8189b0b0>] (schedule) from [<8189b6ec>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:8d506000 r4:82714be4 [<8189b6d4>] (schedule_preempt_disabled) from [<8189dfcc>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189b6d4>] (schedule_preempt_disabled) from [<8189dfcc>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189dce4>] (__mutex_lock.constprop.0) from [<8189e898>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:eafc9e20 r8:00000001 r7:8d552000 r6:8d553000 r5:8d59b680 r4:00000000 [<8189e884>] (__mutex_lock_slowpath) from [<8189e8d8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189e89c>] (mutex_lock) from [<8049c3f4>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c394>] (_vm_unmap_aliases) from [<804a0278>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c394>] (_vm_unmap_aliases) from [<804a0278>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16205 r9:00000001 r8:00000001 r7:8d552000 r6:8d553000 r5:8d59b680 r4:00000000 [<804a0108>] (vfree) from [<802ed924>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:8d506000 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f031000 [<802ed8f4>] (module_memfree) from [<803914c0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:eabef000 [<803914b0>] (bpf_jit_free_exec) from [<80391680>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<803914b0>] (bpf_jit_free_exec) from [<80391680>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391618>] (bpf_jit_free) from [<80392768>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:89f18b54 r4:89f18800 [<8039261c>] (bpf_prog_free_deferred) from [<802665fc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:ddde3f00 r6:82c16200 r5:89f18b54 r4:8d685580 [<80266444>] (process_one_work) from [<80267320>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266444>] (process_one_work) from [<80267320>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:8d506000 r9:8d6855ac r8:61c88647 r7:ddde3f20 r6:82604d40 r5:ddde3f00 r4:8d685580 [<80267134>] (worker_thread) from [<80270034>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:eafc5e90 r8:8d566c80 r7:8d685580 r6:80267134 r5:8d506000 r4:8d67c3c0 [<8026ff30>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeafc9fb0 to 0xeafc9ff8) 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 r5:8026ff30 r4:8d67c3c0 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 Call trace: [<81878d1c>] (dump_backtrace) from [<81878e18>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:256) r7:00000000 r6:00000013 r5:60000093 r4:81fc4708 [<81878e00>] (show_stack) from [<818965d0>] (__dump_stack lib/dump_stack.c:88 [inline]) [<81878e00>] (show_stack) from [<818965d0>] (dump_stack_lvl+0x70/0x7c lib/dump_stack.c:114) [<81896560>] (dump_stack_lvl) from [<818965f4>] (dump_stack+0x18/0x1c lib/dump_stack.c:123) r5:00000000 r4:00000001 [<818965dc>] (dump_stack) from [<818660f4>] (nmi_cpu_backtrace+0x160/0x17c lib/nmi_backtrace.c:113) [<81865f94>] (nmi_cpu_backtrace) from [<81866240>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8 lib/nmi_backtrace.c:62) r7:00000000 r6:8260c590 r5:8261a88c r4:ffffffff [<81866110>] (nmi_trigger_cpumask_backtrace) from [<802105b4>] (arch_trigger_cpumask_backtrace+0x18/0x1c arch/arm/kernel/smp.c:851) r9:8260c6f4 r8:0000a4b5 r7:8289dfe0 r6:00007f02 r5:95aa0204 r4:83564b24 [<8021059c>] (arch_trigger_cpumask_backtrace) from [<8034ea58>] (trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline]) [<8021059c>] (arch_trigger_cpumask_backtrace) from [<8034ea58>] (check_hung_uninterruptible_tasks kernel/hung_task.c:223 [inline]) [<8021059c>] (arch_trigger_cpumask_backtrace) from [<8034ea58>] (watchdog+0x480/0x594 kernel/hung_task.c:380) [<8034e5d8>] (watchdog) from [<80270034>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:df819e58 r8:82ebb9c0 r7:00000000 r6:8034e5d8 r5:82ee8c00 r4:82ebb8c0 [<8026ff30>] (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 r5:8026ff30 r4:82ebb8c0 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 3004 Comm: syz-executor.1 Not tainted 6.8.0-syzkaller #0 Hardware name: ARM-Versatile Express PC is at preempt_count include/asm-generic/preempt.h:11 [inline] PC is at should_resched include/asm-generic/preempt.h:77 [inline] PC is at __local_bh_enable_ip+0x50/0xd0 kernel/softirq.c:389 LR is at __local_bh_enable_ip+0x50/0xd0 kernel/softirq.c:385 pc : [<8024c880>] lr : [<8024c880>] psr: 20000013 sp : df989d90 ip : df989d90 fp : df989da4 r10: 00000000 r9 : 8318d3c8 r8 : 83eeb000 r7 : 000003f0 r6 : df989de8 r5 : 00000001 r4 : 83619800 r3 : 83619800 r2 : 00000000 r1 : 8214665c r0 : 00000001 Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none Control: 30c5387d Table: 8454d8c0 DAC: 00000000 Call trace: [<8024c830>] (__local_bh_enable_ip) from [<80202c60>] (local_bh_enable include/linux/bottom_half.h:33 [inline]) [<8024c830>] (__local_bh_enable_ip) from [<80202c60>] (kernel_neon_end+0x24/0x2c arch/arm/vfp/vfpmodule.c:871) r5:837f57f0 r4:0000000c [<80202c3c>] (kernel_neon_end) from [<8023aad0>] (crc32c_pmull_update+0xbc/0xc0 arch/arm/crypto/crc32-ce-glue.c:161) [<8023aa14>] (crc32c_pmull_update) from [<80723c38>] (crypto_shash_update+0x1c/0x20 crypto/shash.c:70) r7:841a8000 r6:841a81b0 r5:837f5400 r4:83eeb000 [<80723c1c>] (crypto_shash_update) from [<80646f9c>] (ext4_chksum fs/ext4/ext4.h:2476 [inline]) [<80723c1c>] (crypto_shash_update) from [<80646f9c>] (ext4_superblock_csum fs/ext4/super.c:290 [inline]) [<80723c1c>] (crypto_shash_update) from [<80646f9c>] (ext4_superblock_csum_set+0x80/0x110 fs/ext4/super.c:311) [<80646f1c>] (ext4_superblock_csum_set) from [<8065bdd8>] (ext4_orphan_add+0x3e4/0x55c fs/ext4/orphan.c:159) r5:8318d3c8 r4:841a819c [<8065b9f4>] (ext4_orphan_add) from [<806298d8>] (ext4_rmdir+0x264/0x3c4 fs/ext4/namei.c:3200) r10:832e0c60 r9:8318d3c8 r8:8321c2c0 r7:df989ea8 r6:848d6090 r5:8484ca50 r4:df989e98 [<80629674>] (ext4_rmdir) from [<80506318>] (vfs_rmdir fs/namei.c:4209 [inline]) [<80629674>] (ext4_rmdir) from [<80506318>] (vfs_rmdir+0x98/0x1f4 fs/namei.c:4186) r10:00000028 r9:00000002 r8:00000000 r7:ffffff9c r6:8484ca50 r5:00000000 r4:848d6090 [<80506280>] (vfs_rmdir) from [<8050c8f4>] (do_rmdir+0x19c/0x1a8 fs/namei.c:4268) r7:ffffff9c r6:82ed9000 r5:00000000 r4:848d6090 [<8050c758>] (do_rmdir) from [<8050c924>] (__do_sys_rmdir fs/namei.c:4287 [inline]) [<8050c758>] (do_rmdir) from [<8050c924>] (sys_rmdir+0x24/0x28 fs/namei.c:4285) r9:83619800 r8:80200288 r7:00000028 r6:7efd5630 r5:00140000 r4:7efd4580 [<8050c900>] (sys_rmdir) from [<80200060>] (ret_fast_syscall+0x0/0x1c arch/arm/mm/proc-v7.S:66) Exception stack(0xdf989fa8 to 0xdf989ff0) 9fa0: 7efd4580 00140000 7efd5630 0011c000 00000000 00000000 9fc0: 7efd4580 00140000 7efd5630 00000028 00140000 00093508 00093554 00000000 9fe0: 00000010 7efd4504 000148b0 0004ff5c