INFO: task kworker/1:78:9904 blocked for more than 430 seconds. Not tainted 6.9.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:78 state:D stack:0 pid:9904 tgid:9904 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189a4e0>] (__schedule) from [<8189b11c>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189a4e0>] (__schedule) from [<8189b11c>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:e0021d94 r5:8870d400 r4:8870d400 [<8189b0f0>] (schedule) from [<8189b72c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:8870d400 r4:82714be4 [<8189b714>] (schedule_preempt_disabled) from [<8189e00c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189b714>] (schedule_preempt_disabled) from [<8189e00c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189dd24>] (__mutex_lock.constprop.0) from [<8189e8d8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:e0021e20 r8:00000000 r7:ffffffff r6:00000000 r5:903e76c0 r4:00000000 [<8189e8c4>] (__mutex_lock_slowpath) from [<8189e918>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189e8dc>] (mutex_lock) from [<8049c444>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c3e4>] (_vm_unmap_aliases) from [<804a02c8>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c3e4>] (_vm_unmap_aliases) from [<804a02c8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:903e76c0 r4:00000000 [<804a0158>] (vfree) from [<802ed970>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:8870d400 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f276000 [<802ed940>] (module_memfree) from [<80391510>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:dfad5000 [<80391500>] (bpf_jit_free_exec) from [<803916d0>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391500>] (bpf_jit_free_exec) from [<803916d0>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391668>] (bpf_jit_free) from [<803927b8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:87e3e754 r4:87e3e400 [<8039266c>] (bpf_prog_free_deferred) from [<802665fc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:ddde3f00 r6:82c16200 r5:87e3e754 r4:87c6f600 [<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) r10:8870d400 r9:87c6f62c r8:61c88647 r7:ddde3f20 r6:82604d40 r5:ddde3f00 r4:87c6f600 [<80267134>] (worker_thread) from [<80270034>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:e0861e90 r8:88695d40 r7:87c6f600 r6:80267134 r5:8870d400 r4:88695900 [<8026ff30>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xe0021fb0 to 0xe0021ff8) 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 r4:88695900 INFO: task kworker/1:94:10769 blocked for more than 430 seconds. Not tainted 6.9.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:94 state:D stack:0 pid:10769 tgid:10769 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189a4e0>] (__schedule) from [<8189b11c>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189a4e0>] (__schedule) from [<8189b11c>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:e0899d94 r5:841ee000 r4:841ee000 [<8189b0f0>] (schedule) from [<8189b72c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:841ee000 r4:82714be4 [<8189b714>] (schedule_preempt_disabled) from [<8189e00c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189b714>] (schedule_preempt_disabled) from [<8189e00c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189dd24>] (__mutex_lock.constprop.0) from [<8189e8d8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:e0899e20 r8:00000000 r7:ffffffff r6:00000000 r5:84476600 r4:00000000 [<8189e8c4>] (__mutex_lock_slowpath) from [<8189e918>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189e8dc>] (mutex_lock) from [<8049c444>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c3e4>] (_vm_unmap_aliases) from [<804a02c8>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c3e4>] (_vm_unmap_aliases) from [<804a02c8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84476600 r4:00000000 [<804a0158>] (vfree) from [<802ed970>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:841ee000 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f26a000 [<802ed940>] (module_memfree) from [<80391510>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:dfaad000 [<80391500>] (bpf_jit_free_exec) from [<803916d0>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391500>] (bpf_jit_free_exec) from [<803916d0>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391668>] (bpf_jit_free) from [<803927b8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:90384b54 r4:90384800 [<8039266c>] (bpf_prog_free_deferred) from [<802665fc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:ddde3f00 r6:82c16200 r5:90384b54 r4:84614600 [<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) r10:841ee000 r9:8461462c r8:61c88647 r7:ddde3f20 r6:82604d40 r5:ddde3f00 r4:84614600 [<80267134>] (worker_thread) from [<80270034>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:e098de90 r8:87c243c0 r7:84614600 r6:80267134 r5:841ee000 r4:8c4c8040 [<8026ff30>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xe0899fb0 to 0xe0899ff8) 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 r4:8c4c8040 INFO: task kworker/1:140:20780 blocked for more than 430 seconds. Not tainted 6.9.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:140 state:D stack:0 pid:20780 tgid:20780 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189a4e0>] (__schedule) from [<8189b11c>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189a4e0>] (__schedule) from [<8189b11c>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:dff29d94 r5:904f3000 r4:904f3000 [<8189b0f0>] (schedule) from [<8189b72c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:904f3000 r4:82714be4 [<8189b714>] (schedule_preempt_disabled) from [<8189e00c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189b714>] (schedule_preempt_disabled) from [<8189e00c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189dd24>] (__mutex_lock.constprop.0) from [<8189e8d8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:dff29e20 r8:00000000 r7:ffffffff r6:00000000 r5:903e7400 r4:00000000 [<8189e8c4>] (__mutex_lock_slowpath) from [<8189e918>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189e8dc>] (mutex_lock) from [<8049c444>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c3e4>] (_vm_unmap_aliases) from [<804a02c8>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c3e4>] (_vm_unmap_aliases) from [<804a02c8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:903e7400 r4:00000000 [<804a0158>] (vfree) from [<802ed970>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:904f3000 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f284000 [<802ed940>] (module_memfree) from [<80391510>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:dfae3000 [<80391500>] (bpf_jit_free_exec) from [<803916d0>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391500>] (bpf_jit_free_exec) from [<803916d0>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391668>] (bpf_jit_free) from [<803927b8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:87e3eb54 r4:87e3e800 [<8039266c>] (bpf_prog_free_deferred) from [<802665fc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:ddde3f00 r6:82c16200 r5:87e3eb54 r4:8c650200 [<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) r10:904f3000 r9:8c65022c r8:61c88647 r7:ddde3f20 r6:82604d40 r5:ddde3f00 r4:8c650200 [<80267134>] (worker_thread) from [<80270034>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:e4be5e90 r8:90434440 r7:8c650200 r6:80267134 r5:904f3000 r4:90434bc0 [<8026ff30>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdff29fb0 to 0xdff29ff8) 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 r4:90434bc0 INFO: task kworker/1:143:20812 blocked for more than 430 seconds. Not tainted 6.9.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:143 state:D stack:0 pid:20812 tgid:20812 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189a4e0>] (__schedule) from [<8189b11c>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189a4e0>] (__schedule) from [<8189b11c>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:e00e1d94 r5:84733c00 r4:84733c00 [<8189b0f0>] (schedule) from [<8189b72c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:84733c00 r4:82714be4 [<8189b714>] (schedule_preempt_disabled) from [<8189e00c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189b714>] (schedule_preempt_disabled) from [<8189e00c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189dd24>] (__mutex_lock.constprop.0) from [<8189e8d8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:e00e1e20 r8:00000000 r7:ffffffff r6:00000000 r5:87c57580 r4:00000000 [<8189e8c4>] (__mutex_lock_slowpath) from [<8189e918>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189e8dc>] (mutex_lock) from [<8049c444>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c3e4>] (_vm_unmap_aliases) from [<804a02c8>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c3e4>] (_vm_unmap_aliases) from [<804a02c8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:87c57580 r4:00000000 [<804a0158>] (vfree) from [<802ed970>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:84733c00 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f270000 [<802ed940>] (module_memfree) from [<80391510>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:dfacb000 [<80391500>] (bpf_jit_free_exec) from [<803916d0>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391500>] (bpf_jit_free_exec) from [<803916d0>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391668>] (bpf_jit_free) from [<803927b8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:887f2354 r4:887f2000 [<8039266c>] (bpf_prog_free_deferred) from [<802665fc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:ddde3f00 r6:82c16200 r5:887f2354 r4:90751000 [<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) r10:84733c00 r9:9075102c r8:61c88647 r7:ddde3f20 r6:82604d40 r5:ddde3f00 r4:90751000 [<80267134>] (worker_thread) from [<80270034>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:e4be5e90 r8:87dd55c0 r7:90751000 r6:80267134 r5:84733c00 r4:87c55b80 [<8026ff30>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xe00e1fb0 to 0xe00e1ff8) 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 r4:87c55b80 INFO: task kworker/1:144:21170 blocked for more than 430 seconds. Not tainted 6.9.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:144 state:D stack:0 pid:21170 tgid:21170 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189a4e0>] (__schedule) from [<8189b11c>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189a4e0>] (__schedule) from [<8189b11c>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:e00c5d94 r5:846f0c00 r4:846f0c00 [<8189b0f0>] (schedule) from [<8189b72c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:846f0c00 r4:82714be4 [<8189b714>] (schedule_preempt_disabled) from [<8189e00c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189b714>] (schedule_preempt_disabled) from [<8189e00c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189dd24>] (__mutex_lock.constprop.0) from [<8189e8d8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:e00c5e20 r8:00000000 r7:ffffffff r6:00000000 r5:845c9140 r4:00000000 [<8189e8c4>] (__mutex_lock_slowpath) from [<8189e918>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189e8dc>] (mutex_lock) from [<8049c444>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c3e4>] (_vm_unmap_aliases) from [<804a02c8>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c3e4>] (_vm_unmap_aliases) from [<804a02c8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845c9140 r4:00000000 [<804a0158>] (vfree) from [<802ed970>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:846f0c00 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f286000 [<802ed940>] (module_memfree) from [<80391510>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:dfb05000 [<80391500>] (bpf_jit_free_exec) from [<803916d0>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391500>] (bpf_jit_free_exec) from [<803916d0>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391668>] (bpf_jit_free) from [<803927b8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:845a9f54 r4:845a9c00 [<8039266c>] (bpf_prog_free_deferred) from [<802665fc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:ddde3f00 r6:82c16200 r5:845a9f54 r4:87eda880 [<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) r10:846f0c00 r9:87eda8ac r8:61c88647 r7:ddde3f20 r6:82604d40 r5:ddde3f00 r4:87eda880 [<80267134>] (worker_thread) from [<80270034>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:e4be5e90 r8:8879dc80 r7:87eda880 r6:80267134 r5:846f0c00 r4:8879d8c0 [<8026ff30>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xe00c5fb0 to 0xe00c5ff8) 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 r4:8879d8c0 INFO: task kworker/1:145:21181 blocked for more than 430 seconds. Not tainted 6.9.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:145 state:D stack:0 pid:21181 tgid:21181 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189a4e0>] (__schedule) from [<8189b11c>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189a4e0>] (__schedule) from [<8189b11c>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:eac91d94 r5:846f4800 r4:846f4800 [<8189b0f0>] (schedule) from [<8189b72c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:846f4800 r4:82714be4 [<8189b714>] (schedule_preempt_disabled) from [<8189e00c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189b714>] (schedule_preempt_disabled) from [<8189e00c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189dd24>] (__mutex_lock.constprop.0) from [<8189e8d8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:eac91e20 r8:00000000 r7:ffffffff r6:00000000 r5:84609480 r4:00000000 [<8189e8c4>] (__mutex_lock_slowpath) from [<8189e918>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189e8dc>] (mutex_lock) from [<8049c444>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c3e4>] (_vm_unmap_aliases) from [<804a02c8>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c3e4>] (_vm_unmap_aliases) from [<804a02c8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84609480 r4:00000000 [<804a0158>] (vfree) from [<802ed970>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:846f4800 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f04d000 [<802ed940>] (module_memfree) from [<80391510>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:df975000 [<80391500>] (bpf_jit_free_exec) from [<803916d0>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391500>] (bpf_jit_free_exec) from [<803916d0>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391668>] (bpf_jit_free) from [<803927b8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:88624f54 r4:88624c00 [<8039266c>] (bpf_prog_free_deferred) from [<802665fc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:ddde3f00 r6:82c16200 r5:88624f54 r4:903b2600 [<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) r10:846f4800 r9:903b262c r8:61c88647 r7:ddde3f20 r6:82604d40 r5:ddde3f00 r4:903b2600 [<80267134>] (worker_thread) from [<80270034>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:e4be5e90 r8:83f10f00 r7:903b2600 r6:80267134 r5:846f4800 r4:88440f80 [<8026ff30>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xeac91fb0 to 0xeac91ff8) 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 r4:88440f80 INFO: task kworker/1:146:21182 blocked for more than 430 seconds. Not tainted 6.9.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:146 state:D stack:0 pid:21182 tgid:21182 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189a4e0>] (__schedule) from [<8189b11c>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189a4e0>] (__schedule) from [<8189b11c>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:dfeadd94 r5:87eba400 r4:87eba400 [<8189b0f0>] (schedule) from [<8189b72c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:87eba400 r4:82714be4 [<8189b714>] (schedule_preempt_disabled) from [<8189e00c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189b714>] (schedule_preempt_disabled) from [<8189e00c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189dd24>] (__mutex_lock.constprop.0) from [<8189e8d8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:dfeade20 r8:00000000 r7:ffffffff r6:00000000 r5:87cac400 r4:00000000 [<8189e8c4>] (__mutex_lock_slowpath) from [<8189e918>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189e8dc>] (mutex_lock) from [<8049c444>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c3e4>] (_vm_unmap_aliases) from [<804a02c8>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c3e4>] (_vm_unmap_aliases) from [<804a02c8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:87cac400 r4:00000000 [<804a0158>] (vfree) from [<802ed970>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:87eba400 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f04b000 [<802ed940>] (module_memfree) from [<80391510>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:df973000 [<80391500>] (bpf_jit_free_exec) from [<803916d0>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391500>] (bpf_jit_free_exec) from [<803916d0>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391668>] (bpf_jit_free) from [<803927b8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:88624b54 r4:88624800 [<8039266c>] (bpf_prog_free_deferred) from [<802665fc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:ddde3f00 r6:82c16200 r5:88624b54 r4:903b2c80 [<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) r10:87eba400 r9:903b2cac r8:61c88647 r7:ddde3f20 r6:82604d40 r5:ddde3f00 r4:903b2c80 [<80267134>] (worker_thread) from [<80270034>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:eac91e90 r8:904ca900 r7:903b2c80 r6:80267134 r5:87eba400 r4:88440f80 [<8026ff30>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdfeadfb0 to 0xdfeadff8) 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 r4:88440f80 INFO: task kworker/1:147:21200 blocked for more than 430 seconds. Not tainted 6.9.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:147 state:D stack:0 pid:21200 tgid:21200 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189a4e0>] (__schedule) from [<8189b11c>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189a4e0>] (__schedule) from [<8189b11c>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:dff95d94 r5:87ebec00 r4:87ebec00 [<8189b0f0>] (schedule) from [<8189b72c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:87ebec00 r4:82714be4 [<8189b714>] (schedule_preempt_disabled) from [<8189e00c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189b714>] (schedule_preempt_disabled) from [<8189e00c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189dd24>] (__mutex_lock.constprop.0) from [<8189e8d8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:dff95e20 r8:00000000 r7:ffffffff r6:00000000 r5:87c6e440 r4:00000000 [<8189e8c4>] (__mutex_lock_slowpath) from [<8189e918>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189e8dc>] (mutex_lock) from [<8049c444>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c3e4>] (_vm_unmap_aliases) from [<804a02c8>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c3e4>] (_vm_unmap_aliases) from [<804a02c8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:87c6e440 r4:00000000 [<804a0158>] (vfree) from [<802ed970>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:87ebec00 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f03f000 [<802ed940>] (module_memfree) from [<80391510>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:dfa7d000 [<80391500>] (bpf_jit_free_exec) from [<803916d0>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391500>] (bpf_jit_free_exec) from [<803916d0>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391668>] (bpf_jit_free) from [<803927b8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:847e0354 r4:847e0000 [<8039266c>] (bpf_prog_free_deferred) from [<802665fc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:ddde3f00 r6:82c16200 r5:847e0354 r4:87cec780 [<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) r10:87ebec00 r9:87cec7ac r8:61c88647 r7:ddde3f20 r6:82604d40 r5:ddde3f00 r4:87cec780 [<80267134>] (worker_thread) from [<80270034>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfeade90 r8:885ae040 r7:87cec780 r6:80267134 r5:87ebec00 r4:885ae580 [<8026ff30>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdff95fb0 to 0xdff95ff8) 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 r4:885ae580 INFO: task kworker/1:148:21201 blocked for more than 430 seconds. Not tainted 6.9.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:148 state:D stack:0 pid:21201 tgid:21201 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189a4e0>] (__schedule) from [<8189b11c>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189a4e0>] (__schedule) from [<8189b11c>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:dff6dd94 r5:83e58000 r4:83e58000 [<8189b0f0>] (schedule) from [<8189b72c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:83e58000 r4:82714be4 [<8189b714>] (schedule_preempt_disabled) from [<8189e00c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189b714>] (schedule_preempt_disabled) from [<8189e00c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189dd24>] (__mutex_lock.constprop.0) from [<8189e8d8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:dff6de20 r8:00000000 r7:ffffffff r6:00000000 r5:887de540 r4:00000000 [<8189e8c4>] (__mutex_lock_slowpath) from [<8189e918>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189e8dc>] (mutex_lock) from [<8049c444>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c3e4>] (_vm_unmap_aliases) from [<804a02c8>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c3e4>] (_vm_unmap_aliases) from [<804a02c8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:887de540 r4:00000000 [<804a0158>] (vfree) from [<802ed970>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:83e58000 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f04f000 [<802ed940>] (module_memfree) from [<80391510>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:dfa9b000 [<80391500>] (bpf_jit_free_exec) from [<803916d0>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391500>] (bpf_jit_free_exec) from [<803916d0>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391668>] (bpf_jit_free) from [<803927b8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:8845c754 r4:8845c400 [<8039266c>] (bpf_prog_free_deferred) from [<802665fc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:ddde3f00 r6:82c16200 r5:8845c754 r4:87cec680 [<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) r10:83e58000 r9:87cec6ac r8:61c88647 r7:ddde3f20 r6:82604d40 r5:ddde3f00 r4:87cec680 [<80267134>] (worker_thread) from [<80270034>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dff95e90 r8:885ae200 r7:87cec680 r6:80267134 r5:83e58000 r4:885ae580 [<8026ff30>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdff6dfb0 to 0xdff6dff8) 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 r4:885ae580 INFO: task kworker/1:149:21211 blocked for more than 430 seconds. Not tainted 6.9.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:149 state:D stack:0 pid:21211 tgid:21211 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<8189a4e0>] (__schedule) from [<8189b11c>] (__schedule_loop kernel/sched/core.c:6823 [inline]) [<8189a4e0>] (__schedule) from [<8189b11c>] (schedule+0x2c/0xfc kernel/sched/core.c:6838) r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:dfebdd94 r5:885ee000 r4:885ee000 [<8189b0f0>] (schedule) from [<8189b72c>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895) r5:885ee000 r4:82714be4 [<8189b714>] (schedule_preempt_disabled) from [<8189e00c>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<8189b714>] (schedule_preempt_disabled) from [<8189e00c>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<8189dd24>] (__mutex_lock.constprop.0) from [<8189e8d8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:82c16205 r9:dfebde20 r8:00000000 r7:ffffffff r6:00000000 r5:9051a980 r4:00000000 [<8189e8c4>] (__mutex_lock_slowpath) from [<8189e918>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<8189e8dc>] (mutex_lock) from [<8049c444>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2788) [<8049c3e4>] (_vm_unmap_aliases) from [<804a02c8>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049c3e4>] (_vm_unmap_aliases) from [<804a02c8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:9051a980 r4:00000000 [<804a0158>] (vfree) from [<802ed970>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:885ee000 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f049000 [<802ed940>] (module_memfree) from [<80391510>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:df965000 [<80391500>] (bpf_jit_free_exec) from [<803916d0>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80391500>] (bpf_jit_free_exec) from [<803916d0>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<80391668>] (bpf_jit_free) from [<803927b8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:844fff54 r4:844ffc00 [<8039266c>] (bpf_prog_free_deferred) from [<802665fc>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:ddde3f00 r6:82c16200 r5:844fff54 r4:87ceca80 [<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) r10:885ee000 r9:87cecaac r8:61c88647 r7:ddde3f20 r6:82604d40 r5:ddde3f00 r4:87ceca80 [<80267134>] (worker_thread) from [<80270034>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dff95e90 r8:87c457c0 r7:87ceca80 r6:80267134 r5:885ee000 r4:87c45440 [<8026ff30>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdfebdfb0 to 0xdfebdff8) 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 r4:87c45440 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings NMI backtrace for cpu 1 CPU: 1 PID: 31 Comm: khungtaskd Not tainted 6.9.0-rc1-syzkaller #0 Hardware name: ARM-Versatile Express Call trace: [<81878d5c>] (dump_backtrace) from [<81878e58>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:256) r7:00000000 r6:00000113 r5:60000193 r4:81fc4710 [<81878e40>] (show_stack) from [<81896610>] (__dump_stack lib/dump_stack.c:88 [inline]) [<81878e40>] (show_stack) from [<81896610>] (dump_stack_lvl+0x70/0x7c lib/dump_stack.c:114) [<818965a0>] (dump_stack_lvl) from [<81896634>] (dump_stack+0x18/0x1c lib/dump_stack.c:123) r5:00000001 r4:00000001 [<8189661c>] (dump_stack) from [<81866134>] (nmi_cpu_backtrace+0x160/0x17c lib/nmi_backtrace.c:113) [<81865fd4>] (nmi_cpu_backtrace) from [<81866280>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8 lib/nmi_backtrace.c:62) r7:00000001 r6:8260c590 r5:8261a88c r4:ffffffff [<81866150>] (nmi_trigger_cpumask_backtrace) from [<802105b4>] (arch_trigger_cpumask_backtrace+0x18/0x1c arch/arm/kernel/smp.c:851) r9:8260c6f4 r8:00079101 r7:8289dfe0 r6:00007d84 r5:84556e04 r4:9070b224 [<8021059c>] (arch_trigger_cpumask_backtrace) from [<8034eaa8>] (trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline]) [<8021059c>] (arch_trigger_cpumask_backtrace) from [<8034eaa8>] (check_hung_uninterruptible_tasks kernel/hung_task.c:223 [inline]) [<8021059c>] (arch_trigger_cpumask_backtrace) from [<8034eaa8>] (watchdog+0x480/0x594 kernel/hung_task.c:380) [<8034e628>] (watchdog) from [<80270034>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:df819e58 r8:82f18900 r7:00000000 r6:8034e628 r5:82e50c00 r4:82ebecc0 [<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 r4:82ebecc0 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 2997 Comm: syz-fuzzer Not tainted 6.9.0-rc1-syzkaller #0 Hardware name: ARM-Versatile Express PC is at 0x573ec LR is at 0x12700 pc : [<000573ec>] lr : [<00012700>] psr: 60000010 sp : 01c47f9c ip : 01c26058 fp : 0133dffc r10: 01c02960 r9 : 00000000 r8 : 00000005 r7 : 000004c8 r6 : 01c02a98 r5 : 01c02a50 r4 : 00000000 r3 : 000744eb r2 : 00000000 r1 : 01c02a50 r0 : 00000000 Flags: nZCv IRQs on FIQs on Mode USER_32 ISA ARM Segment user Control: 30c5387d Table: 845e9ac0 DAC: fffffffd Call trace: invalid frame pointer 0x0133dffc