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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: 777d, last: 2d16h
▶ ▼ 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 1916d 1916d 0/29 auto-closed as invalid on 2020/11/17 05:59
linux-5.15 INFO: task hung in _vm_unmap_aliases 1 1 367d 367d 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 1066d 1066d 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/1:120:4663 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:4663  tgid:4663  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea5a5d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea5a5d8c r5:85a36000
 r4:85a36000
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85a36000 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea5a5e08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548e940
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85a36000 r7:00000000 r6:83018600 r5:00001000 r4:7f06b000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:eae59000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85eb638c r4:85b0f800
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85eb638c r4:85b0f800
[<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 r9:85a36000 r8:85b0f82c r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:85b0f800
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85b0f800 r8:80278fec r7:ea3ede60 r6:85985b80 r5:85a36000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea5a5fb0 to 0xea5a5ff8)
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
 r4:84be6e00
INFO: task kworker/1:120:4663 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e077a000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
INFO: task kworker/1:192:4818 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:192   state:D stack:0     pid:4818  tgid:4818  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea779d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea779d8c r5:859ec800
 r4:859ec800
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:859ec800 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea779e08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e51ec0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:859ec800 r7:00000000 r6:83018600 r5:00001000 r4:7f04d000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ea609000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c4338c r4:84bf5700
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c4338c r4:84bf5700
[<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 r9:859ec800 r8:84bf572c r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:84bf5700
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:84bf5700 r8:80278fec r7:ea805e60 r6:8598e500 r5:859ec800
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea779fb0 to 0xea779ff8)
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
 r4:85ab3700
INFO: task kworker/1:192:4818 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e077a000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
INFO: task kworker/0:284:6012 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:284   state:D stack:0     pid:6012  tgid:6012  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eadf9d84 r9:00000002 r8:60000113 r7:829171a0 r6:eadf9d8c r5:85deec00
 r4:85deec00
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85deec00 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf9e08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8588d400
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:85deec00 r7:00000000 r6:83018400 r5:00001000 r4:7f057000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:e0109000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85eb4b8c r4:85a9d100
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85eb4b8c r4:85a9d100
[<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 r9:85deec00 r8:85a9d12c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85a9d100
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85a9d100 r8:80278fec r7:eade1e60 r6:85a9d180 r5:85deec00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeadf9fb0 to 0xeadf9ff8)
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
 r4:85aaa040
INFO: task kworker/0:284:6012 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e077a000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
INFO: task kworker/0:287:6018 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:287   state:D stack:0     pid:6018  tgid:6018  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae05d84 r9:00000002 r8:60000113 r7:829171a0 r6:eae05d8c r5:83c93c00
 r4:83c93c00
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:83c93c00 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae05e08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848dc200
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:83c93c00 r7:00000000 r6:83018400 r5:00001000 r4:7f053000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfbef000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c2738c r4:85a9d400
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85c2738c r4:85a9d400
[<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 r9:83c93c00 r8:85a9d42c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85a9d400
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85a9d400 r8:80278fec r7:eadf9e60 r6:85a9d480 r5:83c93c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae05fb0 to 0xeae05ff8)
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
 r4:85e3e540
INFO: task kworker/0:287:6018 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e077a000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
INFO: task kworker/0:288:6021 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:288   state:D stack:0     pid:6021  tgid:6021  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae09d84 r9:00000002 r8:60000113 r7:829171a0 r6:eae09d8c r5:83c95400
 r4:83c95400
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:83c95400 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae09e08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859925c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:83c95400 r7:00000000 r6:83018400 r5:00001000 r4:7f055000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dffb9000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85eb438c r4:85a9d580
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85eb438c r4:85a9d580
[<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 r9:83c95400 r8:85a9d5ac r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85a9d580
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85a9d580 r8:80278fec r7:eadf9e60 r6:85a9d600 r5:83c95400
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae09fb0 to 0xeae09ff8)
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
 r4:8588d180
INFO: task kworker/0:288:6021 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e077a000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
INFO: task kworker/0:289:6023 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:289   state:D stack:0     pid:6023  tgid:6023  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae0dd84 r9:00000002 r8:60000113 r7:829171a0 r6:eae0dd8c r5:83c96000
 r4:83c96000
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:83c96000 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae0de08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8588d700
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:83c96000 r7:00000000 r6:83018400 r5:00001000 r4:7f059000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:e420f000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85eb4f8c r4:85a9d680
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85eb4f8c r4:85a9d680
[<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 r9:83c96000 r8:85a9d6ac r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85a9d680
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85a9d680 r8:80278fec r7:eadf9e60 r6:85a9d700 r5:83c96000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae0dfb0 to 0xeae0dff8)
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
 r4:8588d380
INFO: task kworker/0:289:6023 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e077a000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
INFO: task kworker/0:290:6025 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:290   state:D stack:0     pid:6025  tgid:6025  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae11d84 r9:00000002 r8:60000013 r7:829171a0 r6:eae11d8c r5:83bfec00
 r4:83bfec00
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:83bfec00 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae11e08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8588df00
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:83bfec00 r7:00000000 r6:83018400 r5:00001000 r4:7f061000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:eab1b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c42f8c r4:85a9d780
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85c42f8c r4:85a9d780
[<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 r9:83bfec00 r8:85a9d7ac r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85a9d780
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85a9d780 r8:80278fec r7:eae0de60 r6:85a9d800 r5:83bfec00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae11fb0 to 0xeae11ff8)
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
 r4:8588d680
INFO: task kworker/0:290:6025 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e077a000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
INFO: task kworker/0:291:6026 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:291   state:D stack:0     pid:6026  tgid:6026  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eadfdd84 r9:00000002 r8:60000113 r7:829171a0 r6:eadfdd8c r5:85b7e000
 r4:85b7e000
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85b7e000 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadfde08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8588db40
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:85b7e000 r7:00000000 r6:83018400 r5:00001000 r4:7f05d000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ea53d000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85eb538c r4:85a9d880
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85eb538c r4:85a9d880
[<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 r9:85b7e000 r8:85a9d8ac r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85a9d880
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85a9d880 r8:80278fec r7:eae11e60 r6:85e4da00 r5:85b7e000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeadfdfb0 to 0xeadfdff8)
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
 r4:8588d880
INFO: task kworker/0:291:6026 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e077a000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
INFO: task kworker/0:292:6028 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:292   state:D stack:0     pid:6028  tgid:6028  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae19d84 r9:00000002 r8:60000013 r7:829171a0 r6:eae19d8c r5:85b7b000
 r4:85b7b000
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85b7b000 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae19e08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8588de80
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:85b7b000 r7:00000000 r6:83018400 r5:00001000 r4:7f05f000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:eaa2d000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85eb478c r4:85a9da00
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85eb478c r4:85a9da00
[<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 r9:85b7b000 r8:85a9da2c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85a9da00
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85a9da00 r8:80278fec r7:eae11e60 r6:85e4de80 r5:85b7b000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae19fb0 to 0xeae19ff8)
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
 r4:8588dac0
INFO: task kworker/0:292:6028 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e077a000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
INFO: task kworker/0:293:6031 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:293   state:D stack:0     pid:6031  tgid:6031  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae25d84 r9:00000002 r8:60000113 r7:829171a0 r6:eae25d8c r5:85de6c00
 r4:85de6c00
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85de6c00 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae25e08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582c340
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:85de6c00 r7:00000000 r6:83018400 r5:00001000 r4:7f047000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ea3e1000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85eb138c r4:85a9d980
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85eb138c r4:85a9d980
[<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 r9:85de6c00 r8:85a9d9ac r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85a9d980
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85a9d980 r8:80278fec r7:eae11e60 r6:85e4df80 r5:85de6c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae25fb0 to 0xeae25ff8)
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
 r4:8588de00
INFO: task kworker/0:293:6031 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e077a000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/0:294:6032 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:294   state:D stack:0     pid:6032  tgid:6032  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae15d84 r9:00000002 r8:60000013 r7:829171a0 r6:eae15d8c r5:8321d400
 r4:8321d400
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:8321d400 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae15e08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8588d180
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:8321d400 r7:00000000 r6:83018400 r5:00001000 r4:7f063000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:eabdb000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85eb5b8c r4:85a9d900
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85eb5b8c r4:85a9d900
[<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 r9:8321d400 r8:85a9d92c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85a9d900
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85a9d900 r8:80278fec r7:eae25e60 r6:85a9da80 r5:8321d400
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae15fb0 to 0xeae15ff8)
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
 r4:8588de00
INFO: task kworker/0:294:6032 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e077a000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/0:295:6034 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:295   state:D stack:0     pid:6034  tgid:6034  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae29d84 r9:00000002 r8:60000013 r7:829171a0 r6:eae29d8c r5:85df8000
 r4:85df8000
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85df8000 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae29e08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8588d940
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:85df8000 r7:00000000 r6:83018400 r5:00001000 r4:7f065000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:eac7f000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85eb6b8c r4:85a9db00
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85eb6b8c r4:85a9db00
[<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 r9:85df8000 r8:85a9db2c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85a9db00
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85a9db00 r8:80278fec r7:eae25e60 r6:85a9dc00 r5:85df8000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae29fb0 to 0xeae29ff8)
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
 r4:8588dd80
INFO: task kworker/0:295:6034 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e077a000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/0:296:6037 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:296   state:D stack:0     pid:6037  tgid:6037  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae1dd84 r9:00000002 r8:60000013 r7:829171a0 r6:eae1dd8c r5:85df9800
 r4:85df9800
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85df9800 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae1de08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e55dc0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:85df9800 r7:00000000 r6:83018400 r5:00001000 r4:7f067000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:eacfb000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85eb738c r4:85a9dd00
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85eb738c r4:85a9dd00
[<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 r9:85df9800 r8:85a9dd2c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85a9dd00
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85a9dd00 r8:80278fec r7:eae25e60 r6:85a9dd80 r5:85df9800
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae1dfb0 to 0xeae1dff8)
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
 r4:84bf3640
INFO: task kworker/0:296:6037 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e077a000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/0:297:6039 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:297   state:D stack:0     pid:6039  tgid:6039  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae3dd84 r9:00000002 r8:60000013 r7:829171a0 r6:eae3dd8c r5:8398c800
 r4:8398c800
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:8398c800 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae3de08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f6500
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:8398c800 r7:00000000 r6:83018400 r5:00001000 r4:7f069000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:eae39000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85eb678c r4:85a9de00
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85eb678c r4:85a9de00
[<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 r9:8398c800 r8:85a9de2c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85a9de00
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85a9de00 r8:80278fec r7:eae25e60 r6:85e4de00 r5:8398c800
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae3dfb0 to 0xeae3dff8)
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
 r4:85e55600
INFO: task kworker/0:297:6039 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e077a000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/0:298:6041 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:298   state:D stack:0     pid:6041  tgid:6041  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae61d84 r9:00000002 r8:60000113 r7:829171a0 r6:eae61d8c r5:85dfb000
 r4:85dfb000
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85dfb000 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae61e08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a70a00
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:85dfb000 r7:00000000 r6:83018400 r5:00001000 r4:7f06d000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:eae7d000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85eb578c r4:85a9de80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85eb578c r4:85a9de80
[<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 r9:85dfb000 r8:85a9deac r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85a9de80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85a9de80 r8:80278fec r7:eae25e60 r6:85a9df00 r5:85dfb000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae61fb0 to 0xeae61ff8)
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
 r4:84bf0c40
INFO: task kworker/0:298:6041 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e077a000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/0:299:6044 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:299   state:D stack:0     pid:6044  tgid:6044  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae89d84 r9:00000002 r8:60000013 r7:829171a0 r6:eae89d8c r5:85dfc800
 r4:85dfc800
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85dfc800 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae89e08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582c500
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:85dfc800 r7:00000000 r6:83018400 r5:00001000 r4:7f039000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8f000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85eb7f8c r4:85a9df80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85eb7f8c r4:85a9df80
[<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 r9:85dfc800 r8:85a9dfac r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85a9df80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85a9df80 r8:80278fec r7:eae25e60 r6:85e5a000 r5:85dfc800
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae89fb0 to 0xeae89ff8)
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
 r4:8582c480
INFO: task kworker/0:299:6044 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e077a000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/0:300:6045 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:300   state:D stack:0     pid:6045  tgid:6045  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae2dd84 r9:00000002 r8:60000113 r7:829171a0 r6:eae2dd8c r5:85df0000
 r4:85df0000
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85df0000 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae2de08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582ca80
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:85df0000 r7:00000000 r6:83018400 r5:00001000 r4:7f03f000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfbcb000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85e2578c r4:85e5a080
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85e2578c r4:85e5a080
[<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 r9:85df0000 r8:85e5a0ac r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85e5a080
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85e5a080 r8:80278fec r7:eae25e60 r6:833c9680 r5:85df0000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae2dfb0 to 0xeae2dff8)
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
 r4:8582c480
INFO: task kworker/0:300:6045 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e3130000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/0:301:6048 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:301   state:D stack:0     pid:6048  tgid:6048  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae81d84 r9:00000002 r8:60000113 r7:829171a0 r6:eae81d8c r5:85df0c00
 r4:85df0c00
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85df0c00 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae81e08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582ccc0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:85df0c00 r7:00000000 r6:83018400 r5:00001000 r4:7f045000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ea305000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85eb078c r4:85e5a100
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85eb078c r4:85e5a100
[<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 r9:85df0c00 r8:85e5a12c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85e5a100
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85e5a100 r8:80278fec r7:eae25e60 r6:833c9600 r5:85df0c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae81fb0 to 0xeae81ff8)
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
 r4:8582c7c0
INFO: task kworker/0:301:6048 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e3130000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/0:302:6050 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:302   state:D stack:0     pid:6050  tgid:6050  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae5dd84 r9:00000002 r8:60000113 r7:829171a0 r6:eae5dd8c r5:85df1800
 r4:85df1800
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85df1800 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae5de08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582cb80
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:85df1800 r7:00000000 r6:83018400 r5:00001000 r4:7f04f000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ea71d000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c43f8c r4:85e5a180
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85c43f8c r4:85e5a180
[<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 r9:85df1800 r8:85e5a1ac r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85e5a180
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85e5a180 r8:80278fec r7:eae25e60 r6:85938280 r5:85df1800
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae5dfb0 to 0xeae5dff8)
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
 r4:8582cd80
INFO: task kworker/0:302:6050 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e3443000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/0:303:6052 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:303   state:D stack:0     pid:6052  tgid:6052  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae91d84 r9:00000002 r8:60000013 r7:829171a0 r6:eae91d8c r5:85dfec00
 r4:85dfec00
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85dfec00 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae91e08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859aaac0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:85dfec00 r7:00000000 r6:83018400 r5:00001000 r4:7f053000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfc23000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85e1c38c r4:85e5a300
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85e1c38c r4:85e5a300
[<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 r9:85dfec00 r8:85e5a32c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85e5a300
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85e5a300 r8:80278fec r7:eae5de60 r6:85e5a280 r5:85dfec00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae91fb0 to 0xeae91ff8)
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
 r4:85b126c0
INFO: task kworker/0:303:6052 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e3903000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/0:304:6055 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:304   state:D stack:0     pid:6055  tgid:6055  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae99d84 r9:00000002 r8:60000113 r7:829171a0 r6:eae99d8c r5:85dfd400
 r4:85dfd400
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85dfd400 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae99e08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859aa080
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:85dfd400 r7:00000000 r6:83018400 r5:00001000 r4:7f05b000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ea8f9000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85eb0f8c r4:85e5a200
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85eb0f8c r4:85e5a200
[<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 r9:85dfd400 r8:85e5a22c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85e5a200
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85e5a200 r8:80278fec r7:eae91e60 r6:85e5a380 r5:85dfd400
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae99fb0 to 0xeae99ff8)
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
 r4:85aaa400
INFO: task kworker/0:304:6055 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e3903000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/0:305:6057 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:305   state:D stack:0     pid:6057  tgid:6057  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eaeadd84 r9:00000002 r8:60000113 r7:829171a0 r6:eaeadd8c r5:85dfa400
 r4:85dfa400
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85dfa400 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeade08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859aa840
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:85dfa400 r7:00000000 r6:83018400 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8d000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85eb7b8c r4:85e5a400
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85eb7b8c r4:85e5a400
[<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 r9:85dfa400 r8:85e5a42c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85e5a400
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85e5a400 r8:80278fec r7:eae91e60 r6:85e5a480 r5:85dfa400
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeaeadfb0 to 0xeaeadff8)
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
 r4:859aa2c0
INFO: task kworker/0:305:6057 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e3aed000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/0:306:6058 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:306   state:D stack:0     pid:6058  tgid:6058  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae21d84 r9:00000002 r8:60000013 r7:829171a0 r6:eae21d8c r5:85dfbc00
 r4:85dfbc00
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85dfbc00 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae21e08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859aa380
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:85dfbc00 r7:00000000 r6:83018400 r5:00001000 r4:7f059000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ea399000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85e2238c r4:85e5a500
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85e2238c r4:85e5a500
[<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 r9:85dfbc00 r8:85e5a52c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85e5a500
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85e5a500 r8:80278fec r7:eae91e60 r6:85e5a580 r5:85dfbc00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae21fb0 to 0xeae21ff8)
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
 r4:859aa200
INFO: task kworker/0:306:6058 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e3d74000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/0:307:6061 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:307   state:D stack:0     pid:6061  tgid:6061  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae95d84 r9:00000002 r8:60000013 r7:829171a0 r6:eae95d8c r5:85dfe000
 r4:85dfe000
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85dfe000 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae95e08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859aac80
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:85dfe000 r7:00000000 r6:83018400 r5:00001000 r4:7f055000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:e0025000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85eb6f8c r4:85e5a600
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85eb6f8c r4:85e5a600
[<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 r9:85dfe000 r8:85e5a62c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85e5a600
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85e5a600 r8:80278fec r7:eae21e60 r6:85e5a680 r5:85dfe000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae95fb0 to 0xeae95ff8)
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
 r4:859aac00
INFO: task kworker/0:307:6061 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e3e46000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/0:308:6062 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:308   state:D stack:0     pid:6062  tgid:6062  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae8dd84 r9:00000002 r8:60000113 r7:829171a0 r6:eae8dd8c r5:85df8c00
 r4:85df8c00
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85df8c00 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae8de08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859aaf80
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:85df8c00 r7:00000000 r6:83018400 r5:00001000 r4:7f057000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:e016f000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85eb778c r4:85e5a700
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85eb778c r4:85e5a700
[<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 r9:85df8c00 r8:85e5a72c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85e5a700
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85e5a700 r8:80278fec r7:eae21e60 r6:85e5a780 r5:85df8c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae8dfb0 to 0xeae8dff8)
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
 r4:859aac00
INFO: task kworker/0:308:6062 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e3e46000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/0:309:6065 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:309   state:D stack:0     pid:6065  tgid:6065  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae41d84 r9:00000002 r8:60000013 r7:829171a0 r6:eae41d8c r5:85580000
 r4:85580000
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85580000 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae41e08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582cd40
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:85580000 r7:00000000 r6:83018400 r5:00001000 r4:7f05d000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ea9e9000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85ec0f8c r4:85e5a800
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85ec0f8c r4:85e5a800
[<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 r9:85580000 r8:85e5a82c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85e5a800
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85e5a800 r8:80278fec r7:eae21e60 r6:85e5a900 r5:85580000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae41fb0 to 0xeae41ff8)
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
 r4:859aaa40
INFO: task kworker/0:309:6065 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e41f5000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/0:310:6066 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:310   state:D stack:0     pid:6066  tgid:6066  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae45d84 r9:00000002 r8:60000013 r7:829171a0 r6:eae45d8c r5:85df3c00
 r4:85df3c00
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85df3c00 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae45e08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85830800
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:85df3c00 r7:00000000 r6:83018400 r5:00001000 r4:7f039000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:df951000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85ec1b8c r4:85e5a980
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85ec1b8c r4:85e5a980
[<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 r9:85df3c00 r8:85e5a9ac r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85e5a980
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85e5a980 r8:80278fec r7:eae41e60 r6:859af400 r5:85df3c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae45fb0 to 0xeae45ff8)
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
 r4:859aa4c0
INFO: task kworker/0:310:6066 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e43ea000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/0:311:6068 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:311   state:D stack:0     pid:6068  tgid:6068  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae49d84 r9:00000002 r8:60000013 r7:829171a0 r6:eae49d8c r5:85df4800
 r4:85df4800
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85df4800 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae49e08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85830240
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:85df4800 r7:00000000 r6:83018400 r5:00001000 r4:7f05f000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:eab1d000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85ec178c r4:85e5aa80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85ec178c r4:85e5aa80
[<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 r9:85df4800 r8:85e5aaac r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85e5aa80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85e5aa80 r8:80278fec r7:eae41e60 r6:859af480 r5:85df4800
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae49fb0 to 0xeae49ff8)
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
 r4:859aa9c0
INFO: task kworker/0:311:6068 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e43ea000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/0:312:6071 blocked for more than 431 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:312   state:D stack:0     pid:6071  tgid:6071  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae4dd84 r9:00000002 r8:60000013 r7:829171a0 r6:eae4dd8c r5:85df5400
 r4:85df5400
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85df5400 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae4de08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85830cc0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:85df5400 r7:00000000 r6:83018400 r5:00001000 r4:7f045000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfc21000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85ec238c r4:85e5ad00
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85ec238c r4:85e5ad00
[<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 r9:85df5400 r8:85e5ad2c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85e5ad00
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85e5ad00 r8:80278fec r7:eae45e60 r6:859af600 r5:85df5400
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae4dfb0 to 0xeae4dff8)
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
 r4:85830780
INFO: task kworker/0:312:6071 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e4800000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/0:313:6072 blocked for more than 431 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:313   state:D stack:0     pid:6072  tgid:6072  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae51d84 r9:00000002 r8:60000013 r7:829171a0 r6:eae51d8c r5:85df6000
 r4:85df6000
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85df6000 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae51e08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85830a80
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:85df6000 r7:00000000 r6:83018400 r5:00001000 r4:7f03f000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfab3000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85ec1f8c r4:85e5ac80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85ec1f8c r4:85e5ac80
[<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 r9:85df6000 r8:85e5acac r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85e5ac80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85e5ac80 r8:80278fec r7:eae4de60 r6:859af580 r5:85df6000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae51fb0 to 0xeae51ff8)
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
 r4:85830080
INFO: task kworker/0:313:6072 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e4800000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/0:314:6075 blocked for more than 431 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:314   state:D stack:0     pid:6075  tgid:6075  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae55d84 r9:00000002 r8:60000113 r7:829171a0 r6:eae55d8c r5:85df6c00
 r4:85df6c00
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85df6c00 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae55e08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85830f00
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:85df6c00 r7:00000000 r6:83018400 r5:00001000 r4:7f047000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ea325000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85ec278c r4:85e5ac00
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85ec278c r4:85e5ac00
[<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 r9:85df6c00 r8:85e5ac2c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85e5ac00
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85e5ac00 r8:80278fec r7:eae4de60 r6:859af500 r5:85df6c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae55fb0 to 0xeae55ff8)
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
 r4:85830b80
INFO: task kworker/0:314:6075 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e4aab000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/0:315:6076 blocked for more than 431 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:315   state:D stack:0     pid:6076  tgid:6076  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae65d84 r9:00000002 r8:60000013 r7:829171a0 r6:eae65d8c r5:85df3000
 r4:85df3000
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85df3000 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae65e08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587d000
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:85df3000 r7:00000000 r6:83018400 r5:00001000 r4:7f04f000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ea5f5000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85ec2f8c r4:85e5ab80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85ec2f8c r4:85e5ab80
[<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 r9:85df3000 r8:85e5abac r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85e5ab80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85e5ab80 r8:80278fec r7:eae55e60 r6:859aff80 r5:85df3000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae65fb0 to 0xeae65ff8)
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
 r4:85830080
INFO: task kworker/0:315:6076 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e4d3c000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/0:316:6079 blocked for more than 431 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:316   state:D stack:0     pid:6079  tgid:6079  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae69d84 r9:00000002 r8:60000113 r7:829171a0 r6:eae69d8c r5:85581800
 r4:85581800
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85581800 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae69e08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859aa9c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:85581800 r7:00000000 r6:83018400 r5:00001000 r4:7f04d000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ea427000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85ec2b8c r4:85e5ab00
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85ec2b8c r4:85e5ab00
[<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 r9:85581800 r8:85e5ab2c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85e5ab00
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85e5ab00 r8:80278fec r7:eae65e60 r6:85e5ad80 r5:85581800
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae69fb0 to 0xeae69ff8)
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
 r4:85830a00
INFO: task kworker/0:316:6079 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e4ff8000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/0:317:6082 blocked for more than 431 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:317   state:D stack:0     pid:6082  tgid:6082  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a648b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6391c>] (__schedule) from [<81a648b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eae6dd84 r9:00000002 r8:60000113 r7:829171a0 r6:eae6dd8c r5:85583c00
 r4:85583c00
[<81a64884>] (schedule) from [<81a64c98>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85583c00 r4:8291719c
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64c80>] (schedule_preempt_disabled) from [<81a67848>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a674f8>] (__mutex_lock.constprop.0) from [<81a67ff0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae6de08
 r4:00000000
[<81a67fdc>] (__mutex_lock_slowpath) from [<81a68030>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67ff4>] (mutex_lock) from [<804ea354>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848dc1c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:85583c00 r7:00000000 r6:83018400 r5:00001000 r4:7f05b000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ea715000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85ec338c r4:85e5ae80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85ec338c r4:85e5ae80
[<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 r9:85583c00 r8:85e5aeac r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85e5ae80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85e5ae80 r8:80278fec r7:eae65e60 r6:85e5af00 r5:85583c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeae6dfb0 to 0xeae6dff8)
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
 r4:857f6280
INFO: task kworker/0:317:6082 is blocked on a mutex likely owned by task kworker/1:179:4790.
task:kworker/1:179   state:R  running task     stack:0     pid:4790  tgid:4790  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6391c>] (__schedule) from [<81a64ce4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85c68c00 r8:80200c04 r7:ea805d54 r6:ffffffff r5:85c68c00
 r4:00000000
[<81a64ca4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea805d20 to 0xea805d68)
5d20: e4ff8000 ebf3d000 00000001 80239bf8 7f039000 00000001 82acb1c4 82aca5a0
5d40: 7f039000 ebf3d000 8280c9b4 ea805d9c ea805da0 ea805d70 80230af0 80239c10
5d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea118>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9e94>] (__purge_vmap_area_lazy) from [<804ea4d0>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea805dc0 r5:ea805e08
 r4:ea805dc0
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea2ec>] (_vm_unmap_aliases) from [<804ee134>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e556c0
 r4:00000000
[<804edfc8>] (vfree) from [<80559050>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85c68c00 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<80559020>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa8b000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85c3378c r4:8598ff80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85c3378c r4:8598ff80
[<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 r9:85c68c00 r8:8598ffac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8598ff80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8598ff80 r8:80278fec r7:ea751e60 r6:8598f900 r5:85c68c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea805fb0 to 0xea805ff8)
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
 r4:85926dc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
NMI backtrace for cpu 1
CPU: 1 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 r6:00070013 r5:60070093 r4:82252568
[<80201b08>] (show_stack) from [<8021f8b0>] (__dump_stack lib/dump_stack.c:94 [inline])
[<80201b08>] (show_stack) from [<8021f8b0>] (dump_stack_lvl+0x70/0x7c lib/dump_stack.c:120)
[<8021f840>] (dump_stack_lvl) from [<8021f8d4>] (dump_stack+0x18/0x1c lib/dump_stack.c:129)
 r5:00000001 r4:00000001
[<8021f8bc>] (dump_stack) from [<81a4d534>] (nmi_cpu_backtrace+0x160/0x17c lib/nmi_backtrace.c:113)
[<81a4d3d4>] (nmi_cpu_backtrace) from [<81a4d680>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8 lib/nmi_backtrace.c:62)
 r7:00000001 r6:8280c690 r5:8281ae34 r4:ffffffff
[<81a4d550>] (nmi_trigger_cpumask_backtrace) from [<802304fc>] (arch_trigger_cpumask_backtrace+0x18/0x1c arch/arm/kernel/smp.c:852)
 r9:8281ba28 r8:8280c810 r7:000299e9 r6:00007ba5 r5:82abf7d4 r4:8617ec0c
[<802304e4>] (arch_trigger_cpumask_backtrace) from [<8037fb08>] (trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline])
[<802304e4>] (arch_trigger_cpumask_backtrace) from [<8037fb08>] (check_hung_uninterruptible_tasks kernel/hung_task.c:332 [inline])
[<802304e4>] (arch_trigger_cpumask_backtrace) from [<8037fb08>] (watchdog+0x5d0/0x850 kernel/hung_task.c:495)
[<8037f538>] (watchdog) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:00000000 r8:8037f538 r7:83844000 r6:83844000 r5:832e2400
 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
 r4:833c8940
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 2821 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 : [<81a6d784>]    lr : [<80a8f308>]    psr: 60000113
sp : eafc1eb0  ip : eafc1ec0  fp : eafc1ebc
r10: 82959594  r9 : 00000000  r8 : 00000000
r7 : 00000117  r6 : 829594f8  r5 : 00000000  r4 : 00000001
r3 : 00000f0d  r2 : 00000000  r1 : 60000113  r0 : 84b9c840
Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment user
Control: 30c5387d  Table: 85b29180  DAC: fffffffd
Call trace: 
[<81a6d75c>] (_raw_spin_unlock_irqrestore) from [<80a8f308>] (spin_unlock_irqrestore include/linux/spinlock.h:406 [inline])
[<81a6d75c>] (_raw_spin_unlock_irqrestore) from [<80a8f308>] (__uart_port_unlock_irqrestore include/linux/serial_core.h:616 [inline])
[<81a6d75c>] (_raw_spin_unlock_irqrestore) from [<80a8f308>] (pl011_console_device_unlock+0x20/0x24 drivers/tty/serial/amba-pl011.c:2603)
[<80a8f2e8>] (pl011_console_device_unlock) from [<802e3768>] (nbcon_emit_one+0x88/0x100 kernel/printk/nbcon.c:1142)
[<802e36e0>] (nbcon_emit_one) from [<802e3988>] (nbcon_kthread_func+0x1a8/0x2a4 kernel/printk/nbcon.c:1229)
 r6:8280c690 r5:84210c00 r4:829594f8
[<802e37e0>] (nbcon_kthread_func) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:829594f8 r8:802e37e0 r7:84a4f000 r6:84a4f000 r5:84210c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeafc1fb0 to 0xeafc1ff8)
1fa0:                                     00000000 00000000 00000000 00000000
1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
1fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:84a38640

Crashes (628):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/11/13 15:25 upstream e927c520e1ba 07e030de .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/13 01:55 upstream 24172e0d7990 07e030de .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/09 17:57 upstream 439fc29dfd3b 4e1406b4 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/06 10:44 upstream dc77806cf3b4 a6c9c731 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/03 11:50 upstream 6146a0f1dfae 2c50b6a9 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/02 18:18 upstream 691d401c7e0e 2c50b6a9 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/02 10:47 upstream 691d401c7e0e 2c50b6a9 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/01 19:15 upstream ba36dd5ee6fd 2c50b6a9 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/10/30 14:44 upstream e53642b87a4f 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
2025/10/30 10:53 upstream e53642b87a4f 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
2025/10/30 06:35 upstream e53642b87a4f 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
2025/10/30 02:28 upstream e53642b87a4f 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
2025/10/28 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
2025/11/15 12:33 upstream d4f8cccc6230 f7988ea4 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/15 10:21 upstream d4f8cccc6230 f7988ea4 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/12 21:52 upstream 24172e0d7990 07e030de .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/12 20:33 upstream 24172e0d7990 07e030de .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/11 10:09 upstream 4ea7c1717f3f 4e1406b4 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/10 21:15 upstream e9a6fb0bcdd7 4e1406b4 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/10 19:40 upstream e9a6fb0bcdd7 4e1406b4 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/09 15:33 upstream 439fc29dfd3b 4e1406b4 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/09 13:38 upstream 439fc29dfd3b 4e1406b4 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/08 09:43 upstream 38a2c275c3d3 4e1406b4 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/08 07:01 upstream 38a2c275c3d3 4e1406b4 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/03 13:21 upstream 6146a0f1dfae 2c50b6a9 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/03 05:56 upstream 6146a0f1dfae 2c50b6a9 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/02 09:08 upstream 691d401c7e0e 2c50b6a9 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/02 06:20 upstream 691d401c7e0e 2c50b6a9 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/10/30 22:55 upstream e53642b87a4f 2c50b6a9 .config console log report info [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
2024/11/12 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
2024/11/04 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 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
2024/10/26 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.