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INFO: task hung in _vm_unmap_aliases (3)

Status: upstream: reported C repro on 2024/01/09 18:18
Subsystems: modules
[Documentation on labels]
Reported-by: syzbot+fe8f8efd070d727de971@syzkaller.appspotmail.com
First crash: 757d, last: 20h39m
▶ ▼ Discussions (8)
Title Replies (including bot) Last reply
[syzbot] Monthly mm report (Oct 2025) 0 (1) 2025/10/16 08:36
[syzbot] Monthly mm report (Sep 2025) 0 (1) 2025/09/15 06:54
[syzbot] Monthly mm report (Aug 2025) 0 (1) 2025/08/14 12:42
[syzbot] Monthly mm report (Jul 2025) 0 (1) 2025/07/14 07:23
[syzbot] Monthly mm report (Dec 2024) 0 (1) 2024/12/05 09:04
[syzbot] Monthly mm report (Oct 2024) 0 (1) 2024/10/03 09:02
[syzbot] Monthly mm report (Sep 2024) 0 (1) 2024/09/02 08:17
[syzbot] [modules?] INFO: task hung in _vm_unmap_aliases (3) 0 (1) 2024/01/09 18:18
▶ ▼ Similar bugs (3)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream INFO: task hung in _vm_unmap_aliases kernel 1 1 1897d 1897d 0/29 auto-closed as invalid on 2020/11/17 05:59
linux-5.15 INFO: task hung in _vm_unmap_aliases 1 1 347d 347d 0/3 auto-obsoleted due to no activity on 2025/02/23 10:14
upstream INFO: task hung in _vm_unmap_aliases (2) modules 1 1 1047d 1047d 0/29 auto-obsoleted due to no activity on 2023/04/08 08:01
▶ ▼ Last patch testing requests (10)
Created Duration User Patch Repo Result
2025/09/29 05:00 25m retest repro upstream OK log
2025/09/29 05:00 25m retest repro upstream OK log
2025/09/29 05:00 25m retest repro upstream OK log
2025/09/29 05:00 25m retest repro upstream OK log
2025/09/29 05:00 16m retest repro upstream report log
2025/09/29 02:26 25m retest repro upstream OK log
2025/09/29 02:26 25m retest repro upstream OK log
2025/09/29 02:26 25m retest repro upstream OK log
2025/09/29 02:26 25m retest repro upstream OK log
2025/09/29 02:26 26m retest repro upstream OK log

Sample crash report:
INFO: task kworker/0:8:4163 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:8     state:D stack:0     pid:4163  tgid:4163  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63234>] (__schedule) from [<81a641c8>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea4b1d84 r9:00000002 r8:60000013 r7:829171a0 r6:ea4b1d8c r5:8499d400
 r4:8499d400
[<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:8499d400 r4:8291719c
[<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea4b1e08
 r4:00000000
[<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85532640
 r4:00000000
[<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:8499d400 r7:00000000 r6:83018400 r5:00001000 r4:7f059000
[<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ea7a3000
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:855daf8c r4:8565d500
[<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:855daf8c r4:8565d500
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:8499d400 r8:8565d52c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:8565d500
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8565d500 r8:80278fec r7:dfbf1e60 r6:8484e200 r5:8499d400
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea4b1fb0 to 0xea4b1ff8)
1fa0:                                     00000000 00000000 00000000 00000000
1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
1fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:856c0700
INFO: task kworker/0:8:4163 is blocked on a mutex likely owned by task kworker/1:115:4864.
task:kworker/1:115   state:R  running task     stack:0     pid:4864  tgid:4864  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:858a0000 r8:80200c04 r7:ea8edd54 r6:ffffffff r5:858a0000
 r4:00000000
[<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea8edd20 to 0xea8edd68)
dd20: aa697000 ebc29000 00000001 80239bf8 7f041000 00000001 82acb1c4 82aca5a0
dd40: 7f041000 ebc29000 8280c9b4 ea8edd9c ea8edda0 ea8edd70 80230af0 80239c10
dd60: 80000113 ffffffff
 r5:80000113 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea8eddc0 r5:ea8ede08
 r4:ea8eddc0
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820c40
 r4:00000000
[<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:858a0000 r7:00000000 r6:83018600 r5:00001000 r4:7f061000
[<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:e82a3000
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:8580178c r4:84ff7300
[<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:8580178c r4:84ff7300
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:858a0000 r8:84ff732c r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:84ff7300
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:84ff7300 r8:80278fec r7:ea8e9e60 r6:8552b580 r5:858a0000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea8edfb0 to 0xea8edff8)
dfa0:                                     00000000 00000000 00000000 00000000
dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
dfe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:858205c0
INFO: task kworker/1:112:4836 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:112   state:D stack:0     pid:4836  tgid:4836  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63234>] (__schedule) from [<81a641c8>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea8e9d84 r9:00000002 r8:60000013 r7:829171a0 r6:ea8e9d8c r5:8589bc00
 r4:8589bc00
[<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:8589bc00 r4:8291719c
[<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8e9e08
 r4:00000000
[<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820f40
 r4:00000000
[<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:8589bc00 r7:00000000 r6:83018600 r5:00001000 r4:7f063000
[<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ea3e3000
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85801f8c r4:8582cd00
[<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85801f8c r4:8582cd00
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:8589bc00 r8:8582cd2c r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8582cd00
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8582cd00 r8:80278fec r7:ea941e60 r6:8582cd80 r5:8589bc00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea8e9fb0 to 0xea8e9ff8)
9fa0:                                     00000000 00000000 00000000 00000000
9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
9fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:854a1680
INFO: task kworker/1:112:4836 is blocked on a mutex likely owned by task kworker/1:115:4864.
task:kworker/1:115   state:R  running task     stack:0     pid:4864  tgid:4864  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:858a0000 r8:80200c04 r7:ea8edd54 r6:ffffffff r5:858a0000
 r4:00000000
[<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea8edd20 to 0xea8edd68)
dd20: aa697000 ebc29000 00000001 80239bf8 7f041000 00000001 82acb1c4 82aca5a0
dd40: 7f041000 ebc29000 8280c9b4 ea8edd9c ea8edda0 ea8edd70 80230af0 80239c10
dd60: 80000113 ffffffff
 r5:80000113 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea8eddc0 r5:ea8ede08
 r4:ea8eddc0
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820c40
 r4:00000000
[<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:858a0000 r7:00000000 r6:83018600 r5:00001000 r4:7f061000
[<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:e82a3000
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:8580178c r4:84ff7300
[<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:8580178c r4:84ff7300
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:858a0000 r8:84ff732c r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:84ff7300
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:84ff7300 r8:80278fec r7:ea8e9e60 r6:8552b580 r5:858a0000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea8edfb0 to 0xea8edff8)
dfa0:                                     00000000 00000000 00000000 00000000
dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
dfe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:858205c0
INFO: task kworker/0:233:4860 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:233   state:D stack:0     pid:4860  tgid:4860  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63234>] (__schedule) from [<81a641c8>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea825d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea825d8c r5:8556a400
 r4:8556a400
[<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:8556a400 r4:8291719c
[<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea825e08
 r4:00000000
[<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855321c0
 r4:00000000
[<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:8556a400 r7:00000000 r6:83018400 r5:00001000 r4:7f069000
[<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ea833000
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:855d938c r4:8552b400
[<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:855d938c r4:8552b400
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:8556a400 r8:8552b42c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:8552b400
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8552b400 r8:80278fec r7:ea9a5e60 r6:8552b480 r5:8556a400
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea825fb0 to 0xea825ff8)
5fa0:                                     00000000 00000000 00000000 00000000
5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
5fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:855320c0
INFO: task kworker/0:233:4860 is blocked on a mutex likely owned by task kworker/1:115:4864.
task:kworker/1:115   state:R  running task     stack:0     pid:4864  tgid:4864  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:858a0000 r8:80200c04 r7:ea8edd54 r6:ffffffff r5:858a0000
 r4:00000000
[<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea8edd20 to 0xea8edd68)
dd20: aa697000 ebc29000 00000001 80239bf8 7f041000 00000001 82acb1c4 82aca5a0
dd40: 7f041000 ebc29000 8280c9b4 ea8edd9c ea8edda0 ea8edd70 80230af0 80239c10
dd60: 80000113 ffffffff
 r5:80000113 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea8eddc0 r5:ea8ede08
 r4:ea8eddc0
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820c40
 r4:00000000
[<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:858a0000 r7:00000000 r6:83018600 r5:00001000 r4:7f061000
[<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:e82a3000
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:8580178c r4:84ff7300
[<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:8580178c r4:84ff7300
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:858a0000 r8:84ff732c r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:84ff7300
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:84ff7300 r8:80278fec r7:ea8e9e60 r6:8552b580 r5:858a0000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea8edfb0 to 0xea8edff8)
dfa0:                                     00000000 00000000 00000000 00000000
dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
dfe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:858205c0
INFO: task kworker/1:116:4866 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:116   state:D stack:0     pid:4866  tgid:4866  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63234>] (__schedule) from [<81a641c8>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea84dd84 r9:00000002 r8:60000113 r7:829171a0 r6:ea84dd8c r5:858a0c00
 r4:858a0c00
[<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:858a0c00 r4:8291719c
[<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea84de08
 r4:00000000
[<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550a380
 r4:00000000
[<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:858a0c00 r7:00000000 r6:83018600 r5:00001000 r4:7f043000
[<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfbe7000
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85802b8c r4:84ff7400
[<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85802b8c r4:84ff7400
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:858a0c00 r8:84ff742c r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:84ff7400
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:84ff7400 r8:80278fec r7:ea8e9e60 r6:8552b600 r5:858a0c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea84dfb0 to 0xea84dff8)
dfa0:                                     00000000 00000000 00000000 00000000
dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
dfe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:85820bc0
INFO: task kworker/1:116:4866 is blocked on a mutex likely owned by task kworker/1:115:4864.
task:kworker/1:115   state:R  running task     stack:0     pid:4864  tgid:4864  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:858a0000 r8:80200c04 r7:ea8edd54 r6:ffffffff r5:858a0000
 r4:00000000
[<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea8edd20 to 0xea8edd68)
dd20: aa697000 ebc29000 00000001 80239bf8 7f041000 00000001 82acb1c4 82aca5a0
dd40: 7f041000 ebc29000 8280c9b4 ea8edd9c ea8edda0 ea8edd70 80230af0 80239c10
dd60: 80000113 ffffffff
 r5:80000113 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea8eddc0 r5:ea8ede08
 r4:ea8eddc0
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820c40
 r4:00000000
[<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:858a0000 r7:00000000 r6:83018600 r5:00001000 r4:7f061000
[<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:e82a3000
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:8580178c r4:84ff7300
[<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:8580178c r4:84ff7300
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:858a0000 r8:84ff732c r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:84ff7300
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:84ff7300 r8:80278fec r7:ea8e9e60 r6:8552b580 r5:858a0000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea8edfb0 to 0xea8edff8)
dfa0:                                     00000000 00000000 00000000 00000000
dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
dfe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:858205c0
INFO: task kworker/1:117:4869 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:117   state:D stack:0     pid:4869  tgid:4869  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63234>] (__schedule) from [<81a641c8>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea8f5d84 r9:00000002 r8:60000013 r7:829171a0 r6:ea8f5d8c r5:858a1800
 r4:858a1800
[<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:858a1800 r4:8291719c
[<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8f5e08
 r4:00000000
[<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820780
 r4:00000000
[<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:858a1800 r7:00000000 r6:83018600 r5:00001000 r4:7f067000
[<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ea65f000
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:8580278c r4:84ff7480
[<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:8580278c r4:84ff7480
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:858a1800 r8:84ff74ac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:84ff7480
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:84ff7480 r8:80278fec r7:ea84de60 r6:8552b680 r5:858a1800
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea8f5fb0 to 0xea8f5ff8)
5fa0:                                     00000000 00000000 00000000 00000000
5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
5fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:858214c0
INFO: task kworker/1:117:4869 is blocked on a mutex likely owned by task kworker/1:115:4864.
task:kworker/1:115   state:R  running task     stack:0     pid:4864  tgid:4864  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:858a0000 r8:80200c04 r7:ea8edd54 r6:ffffffff r5:858a0000
 r4:00000000
[<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea8edd20 to 0xea8edd68)
dd20: aa697000 ebc29000 00000001 80239bf8 7f041000 00000001 82acb1c4 82aca5a0
dd40: 7f041000 ebc29000 8280c9b4 ea8edd9c ea8edda0 ea8edd70 80230af0 80239c10
dd60: 80000113 ffffffff
 r5:80000113 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea8eddc0 r5:ea8ede08
 r4:ea8eddc0
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820c40
 r4:00000000
[<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:858a0000 r7:00000000 r6:83018600 r5:00001000 r4:7f061000
[<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:e82a3000
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:8580178c r4:84ff7300
[<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:8580178c r4:84ff7300
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:858a0000 r8:84ff732c r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:84ff7300
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:84ff7300 r8:80278fec r7:ea8e9e60 r6:8552b580 r5:858a0000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea8edfb0 to 0xea8edff8)
dfa0:                                     00000000 00000000 00000000 00000000
dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
dfe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:858205c0
INFO: task kworker/1:118:4870 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:118   state:D stack:0     pid:4870  tgid:4870  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63234>] (__schedule) from [<81a641c8>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea8f9d84 r9:00000002 r8:60000013 r7:829171a0 r6:ea8f9d8c r5:858a2400
 r4:858a2400
[<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:858a2400 r4:8291719c
[<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8f9e08
 r4:00000000
[<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552ca40
 r4:00000000
[<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:858a2400 r7:00000000 r6:83018600 r5:00001000 r4:7f065000
[<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ea545000
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:8580238c r4:84ff7500
[<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:8580238c r4:84ff7500
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:858a2400 r8:84ff752c r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:84ff7500
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:84ff7500 r8:80278fec r7:ea8f5e60 r6:8552b700 r5:858a2400
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea8f9fb0 to 0xea8f9ff8)
9fa0:                                     00000000 00000000 00000000 00000000
9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
9fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:85821a00
INFO: task kworker/1:118:4870 is blocked on a mutex likely owned by task kworker/1:115:4864.
task:kworker/1:115   state:R  running task     stack:0     pid:4864  tgid:4864  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:858a0000 r8:80200c04 r7:ea8edd54 r6:ffffffff r5:858a0000
 r4:00000000
[<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea8edd20 to 0xea8edd68)
dd20: aa697000 ebc29000 00000001 80239bf8 7f041000 00000001 82acb1c4 82aca5a0
dd40: 7f041000 ebc29000 8280c9b4 ea8edd9c ea8edda0 ea8edd70 80230af0 80239c10
dd60: 80000113 ffffffff
 r5:80000113 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea8eddc0 r5:ea8ede08
 r4:ea8eddc0
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820c40
 r4:00000000
[<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:858a0000 r7:00000000 r6:83018600 r5:00001000 r4:7f061000
[<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:e82a3000
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:8580178c r4:84ff7300
[<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:8580178c r4:84ff7300
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:858a0000 r8:84ff732c r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:84ff7300
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:84ff7300 r8:80278fec r7:ea8e9e60 r6:8552b580 r5:858a0000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea8edfb0 to 0xea8edff8)
dfa0:                                     00000000 00000000 00000000 00000000
dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
dfe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:858205c0
INFO: task kworker/1:119:4872 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:119   state:D stack:0     pid:4872  tgid:4872  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63234>] (__schedule) from [<81a641c8>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea8f1d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea8f1d8c r5:8586bc00
 r4:8586bc00
[<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:8586bc00 r4:8291719c
[<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8f1e08
 r4:00000000
[<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85697a80
 r4:00000000
[<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:8586bc00 r7:00000000 r6:83018600 r5:00001000 r4:7f045000
[<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dff70000
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85802f8c r4:84ff7580
[<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85802f8c r4:84ff7580
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:8586bc00 r8:84ff75ac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:84ff7580
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:84ff7580 r8:80278fec r7:ea84de60 r6:84ff7600 r5:8586bc00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea8f1fb0 to 0xea8f1ff8)
1fa0:                                     00000000 00000000 00000000 00000000
1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
1fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:85820700
INFO: task kworker/1:119:4872 is blocked on a mutex likely owned by task kworker/1:115:4864.
task:kworker/1:115   state:R  running task     stack:0     pid:4864  tgid:4864  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:858a0000 r8:80200c04 r7:ea8edd54 r6:ffffffff r5:858a0000
 r4:00000000
[<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea8edd20 to 0xea8edd68)
dd20: aa697000 ebc29000 00000001 80239bf8 7f041000 00000001 82acb1c4 82aca5a0
dd40: 7f041000 ebc29000 8280c9b4 ea8edd9c ea8edda0 ea8edd70 80230af0 80239c10
dd60: 80000113 ffffffff
 r5:80000113 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea8eddc0 r5:ea8ede08
 r4:ea8eddc0
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820c40
 r4:00000000
[<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:858a0000 r7:00000000 r6:83018600 r5:00001000 r4:7f061000
[<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:e82a3000
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:8580178c r4:84ff7300
[<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:8580178c r4:84ff7300
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:858a0000 r8:84ff732c r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:84ff7300
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:84ff7300 r8:80278fec r7:ea8e9e60 r6:8552b580 r5:858a0000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea8edfb0 to 0xea8edff8)
dfa0:                                     00000000 00000000 00000000 00000000
dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
dfe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:858205c0
INFO: task kworker/1:120:4875 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:120   state:D stack:0     pid:4875  tgid:4875  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63234>] (__schedule) from [<81a641c8>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea915d84 r9:00000002 r8:60000013 r7:829171a0 r6:ea915d8c r5:8586c800
 r4:8586c800
[<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:8586c800 r4:8291719c
[<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea915e08
 r4:00000000
[<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84feaa40
 r4:00000000
[<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:8586c800 r7:00000000 r6:83018600 r5:00001000 r4:7f04d000
[<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:e00fb000
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:8580378c r4:84ff7680
[<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:8580378c r4:84ff7680
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:8586c800 r8:84ff76ac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:84ff7680
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:84ff7680 r8:80278fec r7:ea8f1e60 r6:84ff7700 r5:8586c800
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea915fb0 to 0xea915ff8)
5fa0:                                     00000000 00000000 00000000 00000000
5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
5fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:85697b40
INFO: task kworker/1:120:4875 is blocked on a mutex likely owned by task kworker/1:115:4864.
task:kworker/1:115   state:R  running task     stack:0     pid:4864  tgid:4864  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:858a0000 r8:80200c04 r7:ea8edd54 r6:ffffffff r5:858a0000
 r4:00000000
[<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea8edd20 to 0xea8edd68)
dd20: aa697000 ebc29000 00000001 80239bf8 7f041000 00000001 82acb1c4 82aca5a0
dd40: 7f041000 ebc29000 8280c9b4 ea8edd9c ea8edda0 ea8edd70 80230af0 80239c10
dd60: 80000113 ffffffff
 r5:80000113 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea8eddc0 r5:ea8ede08
 r4:ea8eddc0
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820c40
 r4:00000000
[<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:858a0000 r7:00000000 r6:83018600 r5:00001000 r4:7f061000
[<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:e82a3000
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:8580178c r4:84ff7300
[<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:8580178c r4:84ff7300
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:858a0000 r8:84ff732c r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:84ff7300
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:84ff7300 r8:80278fec r7:ea8e9e60 r6:8552b580 r5:858a0000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea8edfb0 to 0xea8edff8)
dfa0:                                     00000000 00000000 00000000 00000000
dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
dfe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:858205c0
INFO: task kworker/1:121:4876 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:121   state:D stack:0     pid:4876  tgid:4876  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63234>] (__schedule) from [<81a641c8>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea919d84 r9:00000002 r8:60000013 r7:829171a0 r6:ea919d8c r5:8586d400
 r4:8586d400
[<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:8586d400 r4:8291719c
[<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea919e08
 r4:00000000
[<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fea740
 r4:00000000
[<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:8586d400 r7:00000000 r6:83018600 r5:00001000 r4:7f047000
[<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:e0019000
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:8580338c r4:84ff7780
[<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:8580338c r4:84ff7780
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:8586d400 r8:84ff77ac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:84ff7780
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:84ff7780 r8:80278fec r7:ea8f1e60 r6:84ff7800 r5:8586d400
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea919fb0 to 0xea919ff8)
9fa0:                                     00000000 00000000 00000000 00000000
9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
9fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:84fea040
INFO: task kworker/1:121:4876 is blocked on a mutex likely owned by task kworker/1:115:4864.
task:kworker/1:115   state:R  running task     stack:0     pid:4864  tgid:4864  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:858a0000 r8:80200c04 r7:ea8edd54 r6:ffffffff r5:858a0000
 r4:00000000
[<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea8edd20 to 0xea8edd68)
dd20: aa697000 ebc29000 00000001 80239bf8 7f041000 00000001 82acb1c4 82aca5a0
dd40: 7f041000 ebc29000 8280c9b4 ea8edd9c ea8edda0 ea8edd70 80230af0 80239c10
dd60: 80000113 ffffffff
 r5:80000113 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea8eddc0 r5:ea8ede08
 r4:ea8eddc0
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820c40
 r4:00000000
[<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:858a0000 r7:00000000 r6:83018600 r5:00001000 r4:7f061000
[<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:e82a3000
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:8580178c r4:84ff7300
[<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:8580178c r4:84ff7300
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:858a0000 r8:84ff732c r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:84ff7300
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:84ff7300 r8:80278fec r7:ea8e9e60 r6:8552b580 r5:858a0000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea8edfb0 to 0xea8edff8)
dfa0:                                     00000000 00000000 00000000 00000000
dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
dfe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:858205c0
INFO: task kworker/1:122:4879 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:122   state:D stack:0     pid:4879  tgid:4879  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63234>] (__schedule) from [<81a641c8>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea91dd84 r9:00000002 r8:60000013 r7:829171a0 r6:ea91dd8c r5:858a3000
 r4:858a3000
[<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:858a3000 r4:8291719c
[<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea91de08
 r4:00000000
[<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85499080
 r4:00000000
[<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:858a3000 r7:00000000 r6:83018600 r5:00001000 r4:7f053000
[<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ea4e9000
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:8580138c r4:84ff7880
[<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:8580138c r4:84ff7880
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:858a3000 r8:84ff78ac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:84ff7880
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:84ff7880 r8:80278fec r7:ea915e60 r6:8552b780 r5:858a3000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea91dfb0 to 0xea91dff8)
dfa0:                                     00000000 00000000 00000000 00000000
dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
dfe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:84fea9c0
INFO: task kworker/1:122:4879 is blocked on a mutex likely owned by task kworker/1:115:4864.
task:kworker/1:115   state:R  running task     stack:0     pid:4864  tgid:4864  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:858a0000 r8:80200c04 r7:ea8edd54 r6:ffffffff r5:858a0000
 r4:00000000
[<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea8edd20 to 0xea8edd68)
dd20: aa697000 ebc29000 00000001 80239bf8 7f041000 00000001 82acb1c4 82aca5a0
dd40: 7f041000 ebc29000 8280c9b4 ea8edd9c ea8edda0 ea8edd70 80230af0 80239c10
dd60: 80000113 ffffffff
 r5:80000113 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea8eddc0 r5:ea8ede08
 r4:ea8eddc0
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820c40
 r4:00000000
[<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:858a0000 r7:00000000 r6:83018600 r5:00001000 r4:7f061000
[<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:e82a3000
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:8580178c r4:84ff7300
[<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:8580178c r4:84ff7300
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:858a0000 r8:84ff732c r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:84ff7300
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:84ff7300 r8:80278fec r7:ea8e9e60 r6:8552b580 r5:858a0000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea8edfb0 to 0xea8edff8)
dfa0:                                     00000000 00000000 00000000 00000000
dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
dfe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:858205c0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/1:123:4881 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:123   state:D stack:0     pid:4881  tgid:4881  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63234>] (__schedule) from [<81a641c8>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea921d84 r9:00000002 r8:60000013 r7:829171a0 r6:ea921d8c r5:858a3c00
 r4:858a3c00
[<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:858a3c00 r4:8291719c
[<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea921e08
 r4:00000000
[<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84feadc0
 r4:00000000
[<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:858a3c00 r7:00000000 r6:83018600 r5:00001000 r4:7f04f000
[<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:e4261000
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85803b8c r4:84ff7900
[<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85803b8c r4:84ff7900
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:858a3c00 r8:84ff792c r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:84ff7900
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:84ff7900 r8:80278fec r7:ea91de60 r6:8552b800 r5:858a3c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea921fb0 to 0xea921ff8)
1fa0:                                     00000000 00000000 00000000 00000000
1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
1fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:84fea840
INFO: task kworker/1:123:4881 is blocked on a mutex likely owned by task kworker/1:115:4864.
task:kworker/1:115   state:R  running task     stack:0     pid:4864  tgid:4864  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:858a0000 r8:80200c04 r7:ea8edd54 r6:ffffffff r5:858a0000
 r4:00000000
[<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea8edd20 to 0xea8edd68)
dd20: aa697000 ebc29000 00000001 80239bf8 7f041000 00000001 82acb1c4 82aca5a0
dd40: 7f041000 ebc29000 8280c9b4 ea8edd9c ea8edda0 ea8edd70 80230af0 80239c10
dd60: 80000113 ffffffff
 r5:80000113 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea8eddc0 r5:ea8ede08
 r4:ea8eddc0
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820c40
 r4:00000000
[<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:858a0000 r7:00000000 r6:83018600 r5:00001000 r4:7f061000
[<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:e82a3000
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:8580178c r4:84ff7300
[<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:8580178c r4:84ff7300
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:858a0000 r8:84ff732c r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:84ff7300
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:84ff7300 r8:80278fec r7:ea8e9e60 r6:8552b580 r5:858a0000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea8edfb0 to 0xea8edff8)
dfa0:                                     00000000 00000000 00000000 00000000
dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
dfe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:858205c0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/1:124:4882 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:124   state:D stack:0     pid:4882  tgid:4882  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63234>] (__schedule) from [<81a641c8>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea931d84 r9:00000002 r8:60000013 r7:829171a0 r6:ea931d8c r5:858a4800
 r4:858a4800
[<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:858a4800 r4:8291719c
[<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea931e08
 r4:00000000
[<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fea040
 r4:00000000
[<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:858a4800 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ea419000
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85800b8c r4:84ff7980
[<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85800b8c r4:84ff7980
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:858a4800 r8:84ff79ac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:84ff7980
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:84ff7980 r8:80278fec r7:ea91de60 r6:8552b880 r5:858a4800
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea931fb0 to 0xea931ff8)
1fa0:                                     00000000 00000000 00000000 00000000
1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
1fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:84feab80
INFO: task kworker/1:124:4882 is blocked on a mutex likely owned by task kworker/1:115:4864.
task:kworker/1:115   state:R  running task     stack:0     pid:4864  tgid:4864  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:858a0000 r8:80200c04 r7:ea8edd54 r6:ffffffff r5:858a0000
 r4:00000000
[<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea8edd20 to 0xea8edd68)
dd20: aa697000 ebc29000 00000001 80239bf8 7f041000 00000001 82acb1c4 82aca5a0
dd40: 7f041000 ebc29000 8280c9b4 ea8edd9c ea8edda0 ea8edd70 80230af0 80239c10
dd60: 80000113 ffffffff
 r5:80000113 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea8eddc0 r5:ea8ede08
 r4:ea8eddc0
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820c40
 r4:00000000
[<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:858a0000 r7:00000000 r6:83018600 r5:00001000 r4:7f061000
[<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:e82a3000
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:8580178c r4:84ff7300
[<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:8580178c r4:84ff7300
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:858a0000 r8:84ff732c r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:84ff7300
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:84ff7300 r8:80278fec r7:ea8e9e60 r6:8552b580 r5:858a0000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea8edfb0 to 0xea8edff8)
dfa0:                                     00000000 00000000 00000000 00000000
dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
dfe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:858205c0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/1:125:4885 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:125   state:D stack:0     pid:4885  tgid:4885  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63234>] (__schedule) from [<81a641c8>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea911d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea911d8c r5:858a5400
 r4:858a5400
[<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:858a5400 r4:8291719c
[<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea911e08
 r4:00000000
[<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85531780
 r4:00000000
[<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:858a5400 r7:00000000 r6:83018600 r5:00001000 r4:7f055000
[<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ea58b000
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:854bdb8c r4:84ff7a00
[<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:854bdb8c r4:84ff7a00
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:858a5400 r8:84ff7a2c r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:84ff7a00
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:84ff7a00 r8:80278fec r7:ea91de60 r6:8552b980 r5:858a5400
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea911fb0 to 0xea911ff8)
1fa0:                                     00000000 00000000 00000000 00000000
1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
1fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:84fea580
INFO: task kworker/1:125:4885 is blocked on a mutex likely owned by task kworker/1:115:4864.
task:kworker/1:115   state:R  running task     stack:0     pid:4864  tgid:4864  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:858a0000 r8:80200c04 r7:ea8edd54 r6:ffffffff r5:858a0000
 r4:00000000
[<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea8edd20 to 0xea8edd68)
dd20: aa697000 ebc29000 00000001 80239bf8 7f041000 00000001 82acb1c4 82aca5a0
dd40: 7f041000 ebc29000 8280c9b4 ea8edd9c ea8edda0 ea8edd70 80230af0 80239c10
dd60: 80000113 ffffffff
 r5:80000113 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea8eddc0 r5:ea8ede08
 r4:ea8eddc0
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820c40
 r4:00000000
[<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:858a0000 r7:00000000 r6:83018600 r5:00001000 r4:7f061000
[<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:e82a3000
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:8580178c r4:84ff7300
[<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:8580178c r4:84ff7300
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:858a0000 r8:84ff732c r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:84ff7300
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:84ff7300 r8:80278fec r7:ea8e9e60 r6:8552b580 r5:858a0000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea8edfb0 to 0xea8edff8)
dfa0:                                     00000000 00000000 00000000 00000000
dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
dfe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:858205c0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/1:127:4888 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:127   state:D stack:0     pid:4888  tgid:4888  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63234>] (__schedule) from [<81a641c8>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a63234>] (__schedule) from [<81a641c8>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea949d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea949d8c r5:858a6c00
 r4:858a6c00
[<81a6419c>] (schedule) from [<81a645b0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:858a6c00 r4:8291719c
[<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64598>] (schedule_preempt_disabled) from [<81a67160>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a66e10>] (__mutex_lock.constprop.0) from [<81a67908>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea949e08
 r4:00000000
[<81a678f4>] (__mutex_lock_slowpath) from [<81a67948>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a6790c>] (mutex_lock) from [<804e9e3c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85531540
 r4:00000000
[<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:858a6c00 r7:00000000 r6:83018600 r5:00001000 r4:7f057000
[<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ea6b5000
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:855be78c r4:84ff7b00
[<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:855be78c r4:84ff7b00
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:858a6c00 r8:84ff7b2c r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:84ff7b00
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:84ff7b00 r8:80278fec r7:ea945e60 r6:8552ba80 r5:858a6c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea949fb0 to 0xea949ff8)
9fa0:                                     00000000 00000000 00000000 00000000
9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
9fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:855318c0
INFO: task kworker/1:127:4888 is blocked on a mutex likely owned by task kworker/1:115:4864.
task:kworker/1:115   state:R  running task     stack:0     pid:4864  tgid:4864  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63234>] (__schedule) from [<81a645fc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:858a0000 r8:80200c04 r7:ea8edd54 r6:ffffffff r5:858a0000
 r4:00000000
[<81a645bc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea8edd20 to 0xea8edd68)
dd20: aa697000 ebc29000 00000001 80239bf8 7f041000 00000001 82acb1c4 82aca5a0
dd40: 7f041000 ebc29000 8280c9b4 ea8edd9c ea8edda0 ea8edd70 80230af0 80239c10
dd60: 80000113 ffffffff
 r5:80000113 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804e9c00>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e997c>] (__purge_vmap_area_lazy) from [<804e9fb8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea8eddc0 r5:ea8ede08
 r4:ea8eddc0
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9dd4>] (_vm_unmap_aliases) from [<804edc1c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820c40
 r4:00000000
[<804edab0>] (vfree) from [<80558908>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:858a0000 r7:00000000 r6:83018600 r5:00001000 r4:7f061000
[<805588d8>] (execmem_free) from [<803c5e38>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:e82a3000
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5e28>] (bpf_jit_free_exec) from [<803c6218>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c61b0>] (bpf_jit_free) from [<803c72c0>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:8580178c r4:84ff7300
[<803c7180>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:8580178c r4:84ff7300
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:858a0000 r8:84ff732c r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:84ff7300
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:84ff7300 r8:80278fec r7:ea8e9e60 r6:8552b580 r5:858a0000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea8edfb0 to 0xea8edff8)
dfa0:                                     00000000 00000000 00000000 00000000
dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
dfe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:858205c0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT 
Hardware name: ARM-Versatile Express
Call trace: 
[<80201a24>] (dump_backtrace) from [<80201b20>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:257)
 r7:00000000 r6:000e0013 r5:600e0093 r4:82252488
[<80201b08>] (show_stack) from [<8021f93c>] (__dump_stack lib/dump_stack.c:94 [inline])
[<80201b08>] (show_stack) from [<8021f93c>] (dump_stack_lvl+0x70/0x7c lib/dump_stack.c:120)
[<8021f8cc>] (dump_stack_lvl) from [<8021f960>] (dump_stack+0x18/0x1c lib/dump_stack.c:129)
 r5:00000000 r4:00000001
[<8021f948>] (dump_stack) from [<81a4ce4c>] (nmi_cpu_backtrace+0x160/0x17c lib/nmi_backtrace.c:113)
[<81a4ccec>] (nmi_cpu_backtrace) from [<81a4cf98>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8 lib/nmi_backtrace.c:62)
 r7:00000000 r6:8280c690 r5:8281ae34 r4:ffffffff
[<81a4ce68>] (nmi_trigger_cpumask_backtrace) from [<802304fc>] (arch_trigger_cpumask_backtrace+0x18/0x1c arch/arm/kernel/smp.c:852)
 r9:8281ba28 r8:8280c810 r7:0001f8a8 r6:00007c2d r5:82abf7d4 r4:85a8230c
[<802304e4>] (arch_trigger_cpumask_backtrace) from [<8037f9a8>] (trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline])
[<802304e4>] (arch_trigger_cpumask_backtrace) from [<8037f9a8>] (check_hung_uninterruptible_tasks kernel/hung_task.c:332 [inline])
[<802304e4>] (arch_trigger_cpumask_backtrace) from [<8037f9a8>] (watchdog+0x5d0/0x850 kernel/hung_task.c:495)
[<8037f3d8>] (watchdog) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:00000000 r8:8037f3d8 r7:830cfa80 r6:830cfa80 r5:8321e000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xdf8d9fb0 to 0xdf8d9ff8)
9fa0:                                     00000000 00000000 00000000 00000000
9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
9fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:832cde00
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 2818 Comm: pr/ttyAMA-1 Not tainted syzkaller #0 PREEMPT 
Hardware name: ARM-Versatile Express
PC is at __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
PC is at _raw_spin_unlock_irqrestore+0x28/0x54 kernel/locking/spinlock.c:194
LR is at spin_unlock_irqrestore include/linux/spinlock.h:406 [inline]
LR is at __uart_port_unlock_irqrestore include/linux/serial_core.h:616 [inline]
LR is at pl011_console_device_unlock+0x20/0x24 drivers/tty/serial/amba-pl011.c:2603
pc : [<81a6d09c>]    lr : [<80a8eea8>]    psr: 60000113
sp : eaecdeb0  ip : eaecdec0  fp : eaecdebc
r10: 82959554  r9 : 00000001  r8 : 00000000
r7 : 00000117  r6 : 829594b8  r5 : 00000000  r4 : 00000001
r3 : 000009bb  r2 : 00000000  r1 : 60000113  r0 : 8423e040
Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
Control: 30c5387d  Table: 84dbc400  DAC: 00000000
Call trace: 
[<81a6d074>] (_raw_spin_unlock_irqrestore) from [<80a8eea8>] (spin_unlock_irqrestore include/linux/spinlock.h:406 [inline])
[<81a6d074>] (_raw_spin_unlock_irqrestore) from [<80a8eea8>] (__uart_port_unlock_irqrestore include/linux/serial_core.h:616 [inline])
[<81a6d074>] (_raw_spin_unlock_irqrestore) from [<80a8eea8>] (pl011_console_device_unlock+0x20/0x24 drivers/tty/serial/amba-pl011.c:2603)
[<80a8ee88>] (pl011_console_device_unlock) from [<802e3660>] (nbcon_emit_one+0x88/0x100 kernel/printk/nbcon.c:1142)
[<802e35d8>] (nbcon_emit_one) from [<802e3880>] (nbcon_kthread_func+0x1a8/0x2a4 kernel/printk/nbcon.c:1229)
 r6:8280c690 r5:83826c00 r4:829594b8
[<802e36d8>] (nbcon_kthread_func) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:829594b8 r8:802e36d8 r7:84711900 r6:84711900 r5:83826c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeaecdfb0 to 0xeaecdff8)
dfa0:                                     00000000 00000000 00000000 00000000
dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
dfe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:84af4800

Crashes (596):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/10/28 11:47 upstream fd57572253bc fd2207e7 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/10/26 16:25 upstream 72761a7e3122 c0460fcd .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/10/23 15:44 upstream 43e9ad0c55a3 c0460fcd .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/05/30 14:11 upstream 4a4be1ad3a6e 34889ee3 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/05/02 10:41 upstream 0106679839f7 3ba885bc .config console log report syz C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/04/02 19:56 upstream 026e680b0a08 f861ecca .config console log report syz C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/03/27 15:06 upstream 7033999ecd7b 454571b6 .config console log report syz C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/03/27 06:52 upstream 7033999ecd7b 454571b6 .config console log report syz C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/03/25 04:41 upstream 5e74df2f8f15 0ea90952 .config console log report syz C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/03/05 10:51 upstream 90d35da658da 5fc53669 .config console log report syz C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/02/06 07:42 upstream 54be6c6c5ae8 6404acf9 .config console log report syz C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/01/29 16:08 upstream 41bccc98fb79 991a98f4 .config console log report syz C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/01/28 16:09 upstream 8a696a29c690 cc4a4020 .config console log report syz C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/01/28 11:47 upstream 8a696a29c690 cc4a4020 .config console log report syz C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/01/03 12:03 upstream 610a9b8f49fb fb427a07 .config console log report syz C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/10/26 09:36 upstream 72761a7e3122 c0460fcd .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/10/25 05:50 upstream d2818517e348 c0460fcd .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/10/24 01:19 upstream ab431bc39741 c0460fcd .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/10/23 01:29 upstream 552c50713f27 c0460fcd .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/10/22 07:43 upstream 211ddde0823f 252fbbad .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/10/21 13:23 upstream 211ddde0823f 9832ed61 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/10/20 23:40 upstream 211ddde0823f d422939c .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/10/19 08:50 upstream 1c64efcb083c 1c8c8cd8 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/10/18 04:24 upstream 6f3b6e91f720 1c8c8cd8 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/10/17 04:37 upstream 634ec1fc7982 19568248 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/10/07 08:06 upstream c746c3b51698 8ef35d49 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/10/05 12:03 upstream 6093a688a07d 49379ee0 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/09/14 16:36 upstream f83a4f2a4d8c e2beed91 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/09/07 23:38 upstream 6ab41fca2e80 d291dd2d .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/09/06 13:21 upstream d1d10cea0895 d291dd2d .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/08/23 14:21 upstream 6debb6904172 bf27483f .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/08/12 12:17 upstream 53e760d89498 c06e8995 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/07/28 21:26 upstream 038d61fd6422 6654ea9c .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/07/23 07:26 upstream 89be9a83ccf1 e1dd4f22 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/07/22 19:34 upstream 89be9a83ccf1 8e9d1dc1 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/07/15 13:26 upstream 155a3c003e55 03fcfc4b .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/07/11 16:21 upstream bc9ff192a6c9 3cda49cf .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/07/05 13:13 upstream a79a588fc176 4f67c4ae .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/06/30 22:39 upstream d0b3b7b22dfa 6e83b42d .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/06/26 07:05 upstream 92ca6c498a5e 26d77996 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/06/22 17:54 upstream 739a6c93cc75 d6cdfb8a .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/06/21 23:48 upstream 3f75bfff44be d6cdfb8a .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/06/20 03:27 upstream fb4d33ab452e ed3e87f7 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/06/19 13:53 upstream 74b4cc9b8780 ed3e87f7 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/06/17 00:35 upstream e04c78d86a96 d1716036 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/06/15 16:03 upstream 8c6bc74c7f89 5f4b362d .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/06/14 00:30 upstream 27605c8c0f69 1f72c409 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/06/13 07:09 upstream 27605c8c0f69 98683f8f .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/06/10 21:55 upstream f09079bd04a9 5d7e17ca .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/06/10 03:10 upstream 19272b37aa4f 4826c28e .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/06/09 23:07 upstream 19272b37aa4f 4826c28e .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/06/09 19:55 upstream 19272b37aa4f 4826c28e .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/06/09 04:52 upstream 939f15e640f1 4826c28e .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/06/08 11:34 upstream 8630c59e9936 4826c28e .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/06/07 20:09 upstream bdc7f8c5adad 4826c28e .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/06/07 09:09 upstream c0c9379f235d 4826c28e .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/06/06 17:35 upstream e271ed52b344 3d899f2c .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/06/05 20:38 upstream ec7714e49479 6b6b5f21 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/06/03 09:36 upstream d00a83477e7a a30356b7 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/06/03 06:30 upstream d00a83477e7a a30356b7 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/06/02 18:26 upstream cd2e103d57e5 aaaaf5ea .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/06/01 20:45 upstream 7d4e49a77d99 3d2f584d .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/06/01 09:28 upstream 4cb6c8af8591 3d2f584d .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/05/31 07:05 upstream 8477ab143069 3d2f584d .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/05/30 16:12 upstream f66bc387efbe 3d2f584d .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/05/30 04:34 upstream 9d230d500b0e 3d2f584d .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/05/29 16:41 upstream 90b83efa6701 3d2f584d .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/05/29 04:31 upstream feacb1774bd5 3d2f584d .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/05/28 01:57 upstream 914873bc7df9 874a1386 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/05/26 19:43 upstream 0ff41df1cb26 06877188 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/05/26 10:32 upstream 0f8c0258bf04 2d4582d0 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/05/25 05:51 upstream b1427432d3b6 ed351ea7 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/05/25 02:20 upstream b1427432d3b6 ed351ea7 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/05/24 16:14 upstream 4856ebd99715 ed351ea7 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/05/24 12:56 upstream 4856ebd99715 ed351ea7 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/05/22 18:46 upstream d608703fcdd9 0919b50b .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/05/21 20:43 upstream 4a95bc121ccd 8f9cf946 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/05/21 08:18 upstream b36ddb9210e6 8f9cf946 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/05/20 17:08 upstream a5806cd506af 8f9cf946 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/05/20 12:42 upstream a5806cd506af 8f9cf946 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/05/20 07:31 upstream a5806cd506af 8f9cf946 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/05/20 02:40 upstream a5806cd506af 8f9cf946 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/05/08 00:10 upstream 707df3375124 dbf35fa1 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/11/25 00:39 upstream 28eb75e178d3 4dfba277 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/11/24 08:49 upstream 28eb75e178d3 4dfba277 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/11/21 10:41 upstream 43fb83c17ba2 4dfba277 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/11/20 22:30 upstream bf9aa14fc523 4dfba277 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/11/20 19:17 upstream bf9aa14fc523 4dfba277 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/11/19 16:05 upstream 158f238aa69d 4dfba277 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/11/19 03:30 upstream 23acd177540d 4dfba277 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/11/18 07:48 upstream adc218676eef 4dfba277 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/11/17 18:27 upstream 4a5df3796467 4dfba277 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/11/17 04:07 upstream b5a24181e461 4dfba277 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/11/13 20:06 upstream f1b785f4c787 4dfba277 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/11/12 11:02 upstream 2d5404caa8c7 75bb1b32 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/11/11 02:51 upstream a9cda7c0ffed 6b856513 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/11/10 12:13 upstream de2f378f2b77 6b856513 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/11/10 01:27 upstream da4373fbcf00 6b856513 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/11/08 10:22 upstream 906bd684e4b1 179b040e .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/11/04 08:32 upstream a33ab3f94f51 f00eed24 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/11/03 18:58 upstream 3e5e6c9900c3 f00eed24 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/11/03 13:52 upstream 3e5e6c9900c3 f00eed24 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/11/03 04:29 upstream 11066801dd4b f00eed24 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/11/02 15:05 upstream c426456857fa f00eed24 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/11/02 12:22 upstream c426456857fa f00eed24 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/10/29 06:31 upstream e42b1a9a2557 66aeb999 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/10/26 21:47 upstream 850925a8133c 65e8686b .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/10/08 16:32 upstream 87d6aab2389e 402f1df0 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/10/07 17:02 upstream 8cf0b93919e1 d7906eff .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/10/07 12:53 upstream 8cf0b93919e1 d7906eff .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/09/29 13:37 upstream 3efc57369a0c ba29ff75 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/09/20 23:19 upstream baeb9a7d8b60 6f888b75 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/09/04 13:06 upstream 88fac17500f4 9d47f20a .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/08/26 11:06 upstream 5be63fc19fca d7d32352 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/08/26 09:52 upstream 5be63fc19fca d7d32352 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/08/26 06:56 upstream 5be63fc19fca d7d32352 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2024/08/25 16:35 upstream 780bdc1ba776 d7d32352 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2023/12/25 04:12 upstream 861deac3b092 fb427a07 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
* Struck through repros no longer work on HEAD.