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INFO: task hung in _vm_unmap_aliases (3)

Status: upstream: reported C repro on 2024/01/09 18:18
Subsystems: mm
[Documentation on labels]
Reported-by: syzbot+fe8f8efd070d727de971@syzkaller.appspotmail.com
First crash: 857d, last: 1d09h
▶ ▼ Discussions (10)
Title Replies (including bot) Last reply
[syzbot] Monthly mm report (Jan 2026) 0 (1) 2026/01/19 08:18
[syzbot] Monthly mm report (Dec 2025) 0 (1) 2025/12/18 10:06
[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 1997d 1997d 0/29 auto-closed as invalid on 2020/11/17 05:59
linux-5.15 INFO: task hung in _vm_unmap_aliases 1 1 447d 447d 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 1147d 1147d 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
2025/12/14 11:19 24m retest repro upstream report log
2025/12/14 11:19 23m retest repro upstream report log
2025/12/14 11:19 24m retest repro upstream report log
2025/12/14 11:19 25m retest repro upstream report log
2025/12/14 11:19 25m retest repro upstream report 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 25m retest repro upstream OK log
2025/09/29 05:00 16m retest repro upstream report log

Sample crash report:
INFO: task kworker/1:6:4102 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:6     state:D stack:0     pid:4102  tgid:4102  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81aa9bfc>] (__schedule) from [<81aaae8c>] (__schedule_loop kernel/sched/core.c:6949 [inline])
[<81aa9bfc>] (__schedule) from [<81aaae8c>] (schedule+0x2c/0x134 kernel/sched/core.c:6964)
 r10:df9f5d84 r9:00000000 r8:60000113 r7:df9f5d8c r6:829172e8 r5:83e86000
 r4:83e86000
[<81aaae60>] (schedule) from [<81aab018>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7021)
 r5:83e86000 r4:829172e4
[<81aab000>] (schedule_preempt_disabled) from [<81aae5e0>] (__mutex_lock_common kernel/locking/mutex.c:692 [inline])
[<81aab000>] (schedule_preempt_disabled) from [<81aae5e0>] (__mutex_lock.constprop.0+0x584/0xf10 kernel/locking/mutex.c:776)
[<81aae05c>] (__mutex_lock.constprop.0) from [<81aaf040>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1065)
 r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f5e08
 r4:00000000
[<81aaf02c>] (__mutex_lock_slowpath) from [<81aaf080>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:290)
[<81aaf044>] (mutex_lock) from [<804f0fe8>] (_vm_unmap_aliases+0x5c/0x238 mm/vmalloc.c:2944)
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vm_reset_perms mm/vmalloc.c:3375 [inline])
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vfree+0x16c/0x210 mm/vmalloc.c:3454)
 r10:83018605 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8d680
 r4:00000000
[<804f4b60>] (vfree) from [<805607fc>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83016170 r8:83e86000 r7:00000000 r6:83018600 r5:00001000 r4:7f051000
[<805607cc>] (execmem_free) from [<803ca974>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1068)
 r5:00001000 r4:ea5e9000
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_binary_free kernel/bpf/core.c:1114 [inline])
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_free+0x64/0xe0 kernel/bpf/core.c:1237)
[<803cacf0>] (bpf_jit_free) from [<803cbc74>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2935)
 r5:85d03794 r4:850bef00
[<803cbb34>] (bpf_prog_free_deferred) from [<80276cec>] (process_one_work+0x1b8/0x4f8 kernel/workqueue.c:3257)
 r7:ddde3b40 r6:83018600 r5:85d03794 r4:850bef00
[<80276b34>] (process_one_work) from [<8027796c>] (process_scheduled_works kernel/workqueue.c:3340 [inline])
[<80276b34>] (process_one_work) from [<8027796c>] (worker_thread+0x1c4/0x394 kernel/workqueue.c:3421)
 r10:61c88647 r9:83e86000 r8:82804d80 r7:850bef2c r6:ddde3b40 r5:ddde3b60
 r4:850bef00
[<802777a8>] (worker_thread) from [<8027facc>] (kthread+0x128/0x27c kernel/kthread.c:463)
 r10:00000000 r9:850bef00 r8:802777a8 r7:df93de68 r6:850be580 r5:83e86000
 r4:00000001
[<8027f9a4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xdf9f5fb0 to 0xdf9f5ff8)
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 r5:8027f9a4
 r4:852ff400
INFO: task kworker/1:6:4102 is blocked on a mutex likely owned by task kworker/1:131:4662.
task:kworker/1:131   state:R  running task     stack:0     pid:4662  tgid:4662  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81aa9bfc>] (__schedule) from [<81aab2c4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7194)
 r10:8280c838 r9:8527a400 r8:80200c04 r7:ea555d5c r6:ffffffff r5:8527a400
 r4:00000000
[<81aab284>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea555d28 to 0xea555d70)
5d20:                   a981c000 ebde3000 00000001 802394d0 82ace620 82acf264
5d40: 7f00b000 ebde3000 00000000 00000001 8280c838 ea555d9c ebde3000 ea555d78
5d60: 8023043c 802394e8 80000113 ffffffff
 r5:80000113 r4:802394e8
[<802303dc>] (flush_tlb_kernel_range) from [<804f0d9c>] (__purge_vmap_area_lazy+0x260/0x450 mm/vmalloc.c:2369)
[<804f0b3c>] (__purge_vmap_area_lazy) from [<804f1174>] (_vm_unmap_aliases+0x1e8/0x238 mm/vmalloc.c:2983)
 r10:00000000 r9:ea555dc0 r8:00000000 r7:ffffffff r6:00000008 r5:ea555e08
 r4:ea555dc0
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vm_reset_perms mm/vmalloc.c:3375 [inline])
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vfree+0x16c/0x210 mm/vmalloc.c:3454)
 r10:83018605 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8df00
 r4:00000000
[<804f4b60>] (vfree) from [<805607fc>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83016170 r8:8527a400 r7:00000000 r6:83018600 r5:00001000 r4:7f04f000
[<805607cc>] (execmem_free) from [<803ca974>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1068)
 r5:00001000 r4:ea547000
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_binary_free kernel/bpf/core.c:1114 [inline])
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_free+0x64/0xe0 kernel/bpf/core.c:1237)
[<803cacf0>] (bpf_jit_free) from [<803cbc74>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2935)
 r5:85d00394 r4:85431300
[<803cbb34>] (bpf_prog_free_deferred) from [<80276cec>] (process_one_work+0x1b8/0x4f8 kernel/workqueue.c:3257)
 r7:ddde3b40 r6:83018600 r5:85d00394 r4:85431300
[<80276b34>] (process_one_work) from [<8027796c>] (process_scheduled_works kernel/workqueue.c:3340 [inline])
[<80276b34>] (process_one_work) from [<8027796c>] (worker_thread+0x1c4/0x394 kernel/workqueue.c:3421)
 r10:61c88647 r9:8527a400 r8:82804d80 r7:8543132c r6:ddde3b40 r5:ddde3b60
 r4:85431300
[<802777a8>] (worker_thread) from [<8027facc>] (kthread+0x128/0x27c kernel/kthread.c:463)
 r10:00000000 r9:85431300 r8:802777a8 r7:ea5dde68 r6:85431380 r5:8527a400
 r4:00000001
[<8027f9a4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea555fb0 to 0xea555ff8)
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 r5:8027f9a4
 r4:855cdbc0
INFO: task kworker/1:10:4112 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:10    state:D stack:0     pid:4112  tgid:4112  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81aa9bfc>] (__schedule) from [<81aaae8c>] (__schedule_loop kernel/sched/core.c:6949 [inline])
[<81aa9bfc>] (__schedule) from [<81aaae8c>] (schedule+0x2c/0x134 kernel/sched/core.c:6964)
 r10:dfb95d84 r9:00000000 r8:60000113 r7:dfb95d8c r6:829172e8 r5:857a3000
 r4:857a3000
[<81aaae60>] (schedule) from [<81aab018>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7021)
 r5:857a3000 r4:829172e4
[<81aab000>] (schedule_preempt_disabled) from [<81aae5e0>] (__mutex_lock_common kernel/locking/mutex.c:692 [inline])
[<81aab000>] (schedule_preempt_disabled) from [<81aae5e0>] (__mutex_lock.constprop.0+0x584/0xf10 kernel/locking/mutex.c:776)
[<81aae05c>] (__mutex_lock.constprop.0) from [<81aaf040>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1065)
 r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb95e08
 r4:00000000
[<81aaf02c>] (__mutex_lock_slowpath) from [<81aaf080>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:290)
[<81aaf044>] (mutex_lock) from [<804f0fe8>] (_vm_unmap_aliases+0x5c/0x238 mm/vmalloc.c:2944)
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vm_reset_perms mm/vmalloc.c:3375 [inline])
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vfree+0x16c/0x210 mm/vmalloc.c:3454)
 r10:83018605 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8db40
 r4:00000000
[<804f4b60>] (vfree) from [<805607fc>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83016170 r8:857a3000 r7:00000000 r6:83018600 r5:00001000 r4:7f055000
[<805607cc>] (execmem_free) from [<803ca974>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1068)
 r5:00001000 r4:ea6cf000
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_binary_free kernel/bpf/core.c:1114 [inline])
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_free+0x64/0xe0 kernel/bpf/core.c:1237)
[<803cacf0>] (bpf_jit_free) from [<803cbc74>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2935)
 r5:8572c794 r4:8516b680
[<803cbb34>] (bpf_prog_free_deferred) from [<80276cec>] (process_one_work+0x1b8/0x4f8 kernel/workqueue.c:3257)
 r7:ddde3b40 r6:83018600 r5:8572c794 r4:8516b680
[<80276b34>] (process_one_work) from [<8027796c>] (process_scheduled_works kernel/workqueue.c:3340 [inline])
[<80276b34>] (process_one_work) from [<8027796c>] (worker_thread+0x1c4/0x394 kernel/workqueue.c:3421)
 r10:61c88647 r9:857a3000 r8:82804d80 r7:8516b6ac r6:ddde3b40 r5:ddde3b60
 r4:8516b680
[<802777a8>] (worker_thread) from [<8027facc>] (kthread+0x128/0x27c kernel/kthread.c:463)
 r10:00000000 r9:8516b680 r8:802777a8 r7:df9f5e68 r6:8516b900 r5:857a3000
 r4:00000001
[<8027f9a4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xdfb95fb0 to 0xdfb95ff8)
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 r5:8027f9a4
 r4:853fcfc0
INFO: task kworker/1:10:4112 is blocked on a mutex likely owned by task kworker/1:131:4662.
task:kworker/1:131   state:R  running task     stack:0     pid:4662  tgid:4662  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81aa9bfc>] (__schedule) from [<81aab2c4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7194)
 r10:8280c838 r9:8527a400 r8:80200c04 r7:ea555d5c r6:ffffffff r5:8527a400
 r4:00000000
[<81aab284>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea555d28 to 0xea555d70)
5d20:                   a981c000 ebde3000 00000001 802394d0 82ace620 82acf264
5d40: 7f00b000 ebde3000 00000000 00000001 8280c838 ea555d9c ebde3000 ea555d78
5d60: 8023043c 802394e8 80000113 ffffffff
 r5:80000113 r4:802394e8
[<802303dc>] (flush_tlb_kernel_range) from [<804f0d9c>] (__purge_vmap_area_lazy+0x260/0x450 mm/vmalloc.c:2369)
[<804f0b3c>] (__purge_vmap_area_lazy) from [<804f1174>] (_vm_unmap_aliases+0x1e8/0x238 mm/vmalloc.c:2983)
 r10:00000000 r9:ea555dc0 r8:00000000 r7:ffffffff r6:00000008 r5:ea555e08
 r4:ea555dc0
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vm_reset_perms mm/vmalloc.c:3375 [inline])
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vfree+0x16c/0x210 mm/vmalloc.c:3454)
 r10:83018605 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8df00
 r4:00000000
[<804f4b60>] (vfree) from [<805607fc>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83016170 r8:8527a400 r7:00000000 r6:83018600 r5:00001000 r4:7f04f000
[<805607cc>] (execmem_free) from [<803ca974>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1068)
 r5:00001000 r4:ea547000
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_binary_free kernel/bpf/core.c:1114 [inline])
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_free+0x64/0xe0 kernel/bpf/core.c:1237)
[<803cacf0>] (bpf_jit_free) from [<803cbc74>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2935)
 r5:85d00394 r4:85431300
[<803cbb34>] (bpf_prog_free_deferred) from [<80276cec>] (process_one_work+0x1b8/0x4f8 kernel/workqueue.c:3257)
 r7:ddde3b40 r6:83018600 r5:85d00394 r4:85431300
[<80276b34>] (process_one_work) from [<8027796c>] (process_scheduled_works kernel/workqueue.c:3340 [inline])
[<80276b34>] (process_one_work) from [<8027796c>] (worker_thread+0x1c4/0x394 kernel/workqueue.c:3421)
 r10:61c88647 r9:8527a400 r8:82804d80 r7:8543132c r6:ddde3b40 r5:ddde3b60
 r4:85431300
[<802777a8>] (worker_thread) from [<8027facc>] (kthread+0x128/0x27c kernel/kthread.c:463)
 r10:00000000 r9:85431300 r8:802777a8 r7:ea5dde68 r6:85431380 r5:8527a400
 r4:00000001
[<8027f9a4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea555fb0 to 0xea555ff8)
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 r5:8027f9a4
 r4:855cdbc0
INFO: task kworker/0:14:4143 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:14    state:D stack:0     pid:4143  tgid:4143  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81aa9bfc>] (__schedule) from [<81aaae8c>] (__schedule_loop kernel/sched/core.c:6949 [inline])
[<81aa9bfc>] (__schedule) from [<81aaae8c>] (schedule+0x2c/0x134 kernel/sched/core.c:6964)
 r10:dfc7dd84 r9:00000000 r8:60000013 r7:dfc7dd8c r6:829172e8 r5:844dbc00
 r4:844dbc00
[<81aaae60>] (schedule) from [<81aab018>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7021)
 r5:844dbc00 r4:829172e4
[<81aab000>] (schedule_preempt_disabled) from [<81aae5e0>] (__mutex_lock_common kernel/locking/mutex.c:692 [inline])
[<81aab000>] (schedule_preempt_disabled) from [<81aae5e0>] (__mutex_lock.constprop.0+0x584/0xf10 kernel/locking/mutex.c:776)
[<81aae05c>] (__mutex_lock.constprop.0) from [<81aaf040>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1065)
 r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc7de08
 r4:00000000
[<81aaf02c>] (__mutex_lock_slowpath) from [<81aaf080>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:290)
[<81aaf044>] (mutex_lock) from [<804f0fe8>] (_vm_unmap_aliases+0x5c/0x238 mm/vmalloc.c:2944)
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vm_reset_perms mm/vmalloc.c:3375 [inline])
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vfree+0x16c/0x210 mm/vmalloc.c:3454)
 r10:83018405 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e8d580
 r4:00000000
[<804f4b60>] (vfree) from [<805607fc>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83016170 r8:844dbc00 r7:00000000 r6:83018400 r5:00001000 r4:7f035000
[<805607cc>] (execmem_free) from [<803ca974>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1068)
 r5:00001000 r4:dfd51000
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_binary_free kernel/bpf/core.c:1114 [inline])
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_free+0x64/0xe0 kernel/bpf/core.c:1237)
[<803cacf0>] (bpf_jit_free) from [<803cbc74>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2935)
 r5:8567db94 r4:8565b180
[<803cbb34>] (bpf_prog_free_deferred) from [<80276cec>] (process_one_work+0x1b8/0x4f8 kernel/workqueue.c:3257)
 r7:dddcfb40 r6:83018400 r5:8567db94 r4:8565b180
[<80276b34>] (process_one_work) from [<8027796c>] (process_scheduled_works kernel/workqueue.c:3340 [inline])
[<80276b34>] (process_one_work) from [<8027796c>] (worker_thread+0x1c4/0x394 kernel/workqueue.c:3421)
 r10:61c88647 r9:844dbc00 r8:82804d80 r7:8565b1ac r6:dddcfb40 r5:dddcfb60
 r4:8565b180
[<802777a8>] (worker_thread) from [<8027facc>] (kthread+0x128/0x27c kernel/kthread.c:463)
 r10:00000000 r9:8565b180 r8:802777a8 r7:dfb69e68 r6:8565be00 r5:844dbc00
 r4:00000001
[<8027f9a4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xdfc7dfb0 to 0xdfc7dff8)
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 r5:8027f9a4
 r4:85642e80
INFO: task kworker/0:14:4143 is blocked on a mutex likely owned by task kworker/1:131:4662.
task:kworker/1:131   state:R  running task     stack:0     pid:4662  tgid:4662  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81aa9bfc>] (__schedule) from [<81aab2c4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7194)
 r10:8280c838 r9:8527a400 r8:80200c04 r7:ea555d5c r6:ffffffff r5:8527a400
 r4:00000000
[<81aab284>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea555d28 to 0xea555d70)
5d20:                   a981c000 ebde3000 00000001 802394d0 82ace620 82acf264
5d40: 7f00b000 ebde3000 00000000 00000001 8280c838 ea555d9c ebde3000 ea555d78
5d60: 8023043c 802394e8 80000113 ffffffff
 r5:80000113 r4:802394e8
[<802303dc>] (flush_tlb_kernel_range) from [<804f0d9c>] (__purge_vmap_area_lazy+0x260/0x450 mm/vmalloc.c:2369)
[<804f0b3c>] (__purge_vmap_area_lazy) from [<804f1174>] (_vm_unmap_aliases+0x1e8/0x238 mm/vmalloc.c:2983)
 r10:00000000 r9:ea555dc0 r8:00000000 r7:ffffffff r6:00000008 r5:ea555e08
 r4:ea555dc0
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vm_reset_perms mm/vmalloc.c:3375 [inline])
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vfree+0x16c/0x210 mm/vmalloc.c:3454)
 r10:83018605 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8df00
 r4:00000000
[<804f4b60>] (vfree) from [<805607fc>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83016170 r8:8527a400 r7:00000000 r6:83018600 r5:00001000 r4:7f04f000
[<805607cc>] (execmem_free) from [<803ca974>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1068)
 r5:00001000 r4:ea547000
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_binary_free kernel/bpf/core.c:1114 [inline])
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_free+0x64/0xe0 kernel/bpf/core.c:1237)
[<803cacf0>] (bpf_jit_free) from [<803cbc74>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2935)
 r5:85d00394 r4:85431300
[<803cbb34>] (bpf_prog_free_deferred) from [<80276cec>] (process_one_work+0x1b8/0x4f8 kernel/workqueue.c:3257)
 r7:ddde3b40 r6:83018600 r5:85d00394 r4:85431300
[<80276b34>] (process_one_work) from [<8027796c>] (process_scheduled_works kernel/workqueue.c:3340 [inline])
[<80276b34>] (process_one_work) from [<8027796c>] (worker_thread+0x1c4/0x394 kernel/workqueue.c:3421)
 r10:61c88647 r9:8527a400 r8:82804d80 r7:8543132c r6:ddde3b40 r5:ddde3b60
 r4:85431300
[<802777a8>] (worker_thread) from [<8027facc>] (kthread+0x128/0x27c kernel/kthread.c:463)
 r10:00000000 r9:85431300 r8:802777a8 r7:ea5dde68 r6:85431380 r5:8527a400
 r4:00000001
[<8027f9a4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea555fb0 to 0xea555ff8)
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 r5:8027f9a4
 r4:855cdbc0
INFO: task kworker/1:132:4663 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:132   state:D stack:0     pid:4663  tgid:4663  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81aa9bfc>] (__schedule) from [<81aaae8c>] (__schedule_loop kernel/sched/core.c:6949 [inline])
[<81aa9bfc>] (__schedule) from [<81aaae8c>] (schedule+0x2c/0x134 kernel/sched/core.c:6964)
 r10:ea561d84 r9:00000000 r8:60000013 r7:ea561d8c r6:829172e8 r5:8527b000
 r4:8527b000
[<81aaae60>] (schedule) from [<81aab018>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7021)
 r5:8527b000 r4:829172e4
[<81aab000>] (schedule_preempt_disabled) from [<81aae5e0>] (__mutex_lock_common kernel/locking/mutex.c:692 [inline])
[<81aab000>] (schedule_preempt_disabled) from [<81aae5e0>] (__mutex_lock.constprop.0+0x584/0xf10 kernel/locking/mutex.c:776)
[<81aae05c>] (__mutex_lock.constprop.0) from [<81aaf040>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1065)
 r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea561e08
 r4:00000000
[<81aaf02c>] (__mutex_lock_slowpath) from [<81aaf080>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:290)
[<81aaf044>] (mutex_lock) from [<804f0fe8>] (_vm_unmap_aliases+0x5c/0x238 mm/vmalloc.c:2944)
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vm_reset_perms mm/vmalloc.c:3375 [inline])
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vfree+0x16c/0x210 mm/vmalloc.c:3454)
 r10:83018605 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ff740
 r4:00000000
[<804f4b60>] (vfree) from [<805607fc>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83016170 r8:8527b000 r7:00000000 r6:83018600 r5:00001000 r4:7f057000
[<805607cc>] (execmem_free) from [<803ca974>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1068)
 r5:00001000 r4:ea77f000
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_binary_free kernel/bpf/core.c:1114 [inline])
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_free+0x64/0xe0 kernel/bpf/core.c:1237)
[<803cacf0>] (bpf_jit_free) from [<803cbc74>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2935)
 r5:8572df94 r4:85431480
[<803cbb34>] (bpf_prog_free_deferred) from [<80276cec>] (process_one_work+0x1b8/0x4f8 kernel/workqueue.c:3257)
 r7:ddde3b40 r6:83018600 r5:8572df94 r4:85431480
[<80276b34>] (process_one_work) from [<8027796c>] (process_scheduled_works kernel/workqueue.c:3340 [inline])
[<80276b34>] (process_one_work) from [<8027796c>] (worker_thread+0x1c4/0x394 kernel/workqueue.c:3421)
 r10:61c88647 r9:8527b000 r8:82804d80 r7:854314ac r6:ddde3b40 r5:ddde3b60
 r4:85431480
[<802777a8>] (worker_thread) from [<8027facc>] (kthread+0x128/0x27c kernel/kthread.c:463)
 r10:00000000 r9:85431480 r8:802777a8 r7:ea555e68 r6:85431500 r5:8527b000
 r4:00000001
[<8027f9a4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea561fb0 to 0xea561ff8)
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 r5:8027f9a4
 r4:855cdbc0
INFO: task kworker/1:132:4663 is blocked on a mutex likely owned by task kworker/1:131:4662.
task:kworker/1:131   state:R  running task     stack:0     pid:4662  tgid:4662  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81aa9bfc>] (__schedule) from [<81aab2c4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7194)
 r10:8280c838 r9:8527a400 r8:80200c04 r7:ea555d5c r6:ffffffff r5:8527a400
 r4:00000000
[<81aab284>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea555d28 to 0xea555d70)
5d20:                   a981c000 ebde3000 00000001 802394d0 82ace620 82acf264
5d40: 7f00b000 ebde3000 00000000 00000001 8280c838 ea555d9c ebde3000 ea555d78
5d60: 8023043c 802394e8 80000113 ffffffff
 r5:80000113 r4:802394e8
[<802303dc>] (flush_tlb_kernel_range) from [<804f0d9c>] (__purge_vmap_area_lazy+0x260/0x450 mm/vmalloc.c:2369)
[<804f0b3c>] (__purge_vmap_area_lazy) from [<804f1174>] (_vm_unmap_aliases+0x1e8/0x238 mm/vmalloc.c:2983)
 r10:00000000 r9:ea555dc0 r8:00000000 r7:ffffffff r6:00000008 r5:ea555e08
 r4:ea555dc0
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vm_reset_perms mm/vmalloc.c:3375 [inline])
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vfree+0x16c/0x210 mm/vmalloc.c:3454)
 r10:83018605 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8df00
 r4:00000000
[<804f4b60>] (vfree) from [<805607fc>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83016170 r8:8527a400 r7:00000000 r6:83018600 r5:00001000 r4:7f04f000
[<805607cc>] (execmem_free) from [<803ca974>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1068)
 r5:00001000 r4:ea547000
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_binary_free kernel/bpf/core.c:1114 [inline])
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_free+0x64/0xe0 kernel/bpf/core.c:1237)
[<803cacf0>] (bpf_jit_free) from [<803cbc74>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2935)
 r5:85d00394 r4:85431300
[<803cbb34>] (bpf_prog_free_deferred) from [<80276cec>] (process_one_work+0x1b8/0x4f8 kernel/workqueue.c:3257)
 r7:ddde3b40 r6:83018600 r5:85d00394 r4:85431300
[<80276b34>] (process_one_work) from [<8027796c>] (process_scheduled_works kernel/workqueue.c:3340 [inline])
[<80276b34>] (process_one_work) from [<8027796c>] (worker_thread+0x1c4/0x394 kernel/workqueue.c:3421)
 r10:61c88647 r9:8527a400 r8:82804d80 r7:8543132c r6:ddde3b40 r5:ddde3b60
 r4:85431300
[<802777a8>] (worker_thread) from [<8027facc>] (kthread+0x128/0x27c kernel/kthread.c:463)
 r10:00000000 r9:85431300 r8:802777a8 r7:ea5dde68 r6:85431380 r5:8527a400
 r4:00000001
[<8027f9a4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea555fb0 to 0xea555ff8)
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 r5:8027f9a4
 r4:855cdbc0
INFO: task kworker/1:133:4682 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:133   state:D stack:0     pid:4682  tgid:4682  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81aa9bfc>] (__schedule) from [<81aaae8c>] (__schedule_loop kernel/sched/core.c:6949 [inline])
[<81aa9bfc>] (__schedule) from [<81aaae8c>] (schedule+0x2c/0x134 kernel/sched/core.c:6964)
 r10:ea5f5d84 r9:00000000 r8:60000113 r7:ea5f5d8c r6:829172e8 r5:85279800
 r4:85279800
[<81aaae60>] (schedule) from [<81aab018>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7021)
 r5:85279800 r4:829172e4
[<81aab000>] (schedule_preempt_disabled) from [<81aae5e0>] (__mutex_lock_common kernel/locking/mutex.c:692 [inline])
[<81aab000>] (schedule_preempt_disabled) from [<81aae5e0>] (__mutex_lock.constprop.0+0x584/0xf10 kernel/locking/mutex.c:776)
[<81aae05c>] (__mutex_lock.constprop.0) from [<81aaf040>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1065)
 r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea5f5e08
 r4:00000000
[<81aaf02c>] (__mutex_lock_slowpath) from [<81aaf080>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:290)
[<81aaf044>] (mutex_lock) from [<804f0fe8>] (_vm_unmap_aliases+0x5c/0x238 mm/vmalloc.c:2944)
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vm_reset_perms mm/vmalloc.c:3375 [inline])
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vfree+0x16c/0x210 mm/vmalloc.c:3454)
 r10:83018605 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8de80
 r4:00000000
[<804f4b60>] (vfree) from [<805607fc>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83016170 r8:85279800 r7:00000000 r6:83018600 r5:00001000 r4:7f053000
[<805607cc>] (execmem_free) from [<803ca974>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1068)
 r5:00001000 r4:ea657000
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_binary_free kernel/bpf/core.c:1114 [inline])
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_free+0x64/0xe0 kernel/bpf/core.c:1237)
[<803cacf0>] (bpf_jit_free) from [<803cbc74>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2935)
 r5:85729f94 r4:85431d80
[<803cbb34>] (bpf_prog_free_deferred) from [<80276cec>] (process_one_work+0x1b8/0x4f8 kernel/workqueue.c:3257)
 r7:ddde3b40 r6:83018600 r5:85729f94 r4:85431d80
[<80276b34>] (process_one_work) from [<8027796c>] (process_scheduled_works kernel/workqueue.c:3340 [inline])
[<80276b34>] (process_one_work) from [<8027796c>] (worker_thread+0x1c4/0x394 kernel/workqueue.c:3421)
 r10:61c88647 r9:85279800 r8:82804d80 r7:85431dac r6:ddde3b40 r5:ddde3b60
 r4:85431d80
[<802777a8>] (worker_thread) from [<8027facc>] (kthread+0x128/0x27c kernel/kthread.c:463)
 r10:00000000 r9:85431d80 r8:802777a8 r7:ea555e68 r6:85431e80 r5:85279800
 r4:00000001
[<8027f9a4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea5f5fb0 to 0xea5f5ff8)
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 r5:8027f9a4
 r4:855df5c0
INFO: task kworker/1:133:4682 is blocked on a mutex likely owned by task kworker/1:131:4662.
task:kworker/1:131   state:R  running task     stack:0     pid:4662  tgid:4662  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81aa9bfc>] (__schedule) from [<81aab2c4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7194)
 r10:8280c838 r9:8527a400 r8:80200c04 r7:ea555d5c r6:ffffffff r5:8527a400
 r4:00000000
[<81aab284>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea555d28 to 0xea555d70)
5d20:                   a981c000 ebde3000 00000001 802394d0 82ace620 82acf264
5d40: 7f00b000 ebde3000 00000000 00000001 8280c838 ea555d9c ebde3000 ea555d78
5d60: 8023043c 802394e8 80000113 ffffffff
 r5:80000113 r4:802394e8
[<802303dc>] (flush_tlb_kernel_range) from [<804f0d9c>] (__purge_vmap_area_lazy+0x260/0x450 mm/vmalloc.c:2369)
[<804f0b3c>] (__purge_vmap_area_lazy) from [<804f1174>] (_vm_unmap_aliases+0x1e8/0x238 mm/vmalloc.c:2983)
 r10:00000000 r9:ea555dc0 r8:00000000 r7:ffffffff r6:00000008 r5:ea555e08
 r4:ea555dc0
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vm_reset_perms mm/vmalloc.c:3375 [inline])
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vfree+0x16c/0x210 mm/vmalloc.c:3454)
 r10:83018605 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8df00
 r4:00000000
[<804f4b60>] (vfree) from [<805607fc>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83016170 r8:8527a400 r7:00000000 r6:83018600 r5:00001000 r4:7f04f000
[<805607cc>] (execmem_free) from [<803ca974>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1068)
 r5:00001000 r4:ea547000
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_binary_free kernel/bpf/core.c:1114 [inline])
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_free+0x64/0xe0 kernel/bpf/core.c:1237)
[<803cacf0>] (bpf_jit_free) from [<803cbc74>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2935)
 r5:85d00394 r4:85431300
[<803cbb34>] (bpf_prog_free_deferred) from [<80276cec>] (process_one_work+0x1b8/0x4f8 kernel/workqueue.c:3257)
 r7:ddde3b40 r6:83018600 r5:85d00394 r4:85431300
[<80276b34>] (process_one_work) from [<8027796c>] (process_scheduled_works kernel/workqueue.c:3340 [inline])
[<80276b34>] (process_one_work) from [<8027796c>] (worker_thread+0x1c4/0x394 kernel/workqueue.c:3421)
 r10:61c88647 r9:8527a400 r8:82804d80 r7:8543132c r6:ddde3b40 r5:ddde3b60
 r4:85431300
[<802777a8>] (worker_thread) from [<8027facc>] (kthread+0x128/0x27c kernel/kthread.c:463)
 r10:00000000 r9:85431300 r8:802777a8 r7:ea5dde68 r6:85431380 r5:8527a400
 r4:00000001
[<8027f9a4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea555fb0 to 0xea555ff8)
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 r5:8027f9a4
 r4:855cdbc0
INFO: task kworker/0:166:4763 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:166   state:D stack:0     pid:4763  tgid:4763  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81aa9bfc>] (__schedule) from [<81aaae8c>] (__schedule_loop kernel/sched/core.c:6949 [inline])
[<81aa9bfc>] (__schedule) from [<81aaae8c>] (schedule+0x2c/0x134 kernel/sched/core.c:6964)
 r10:ea819d84 r9:00000000 r8:60000113 r7:ea819d8c r6:829172e8 r5:85b99800
 r4:85b99800
[<81aaae60>] (schedule) from [<81aab018>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7021)
 r5:85b99800 r4:829172e4
[<81aab000>] (schedule_preempt_disabled) from [<81aae5e0>] (__mutex_lock_common kernel/locking/mutex.c:692 [inline])
[<81aab000>] (schedule_preempt_disabled) from [<81aae5e0>] (__mutex_lock.constprop.0+0x584/0xf10 kernel/locking/mutex.c:776)
[<81aae05c>] (__mutex_lock.constprop.0) from [<81aaf040>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1065)
 r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea819e08
 r4:00000000
[<81aaf02c>] (__mutex_lock_slowpath) from [<81aaf080>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:290)
[<81aaf044>] (mutex_lock) from [<804f0fe8>] (_vm_unmap_aliases+0x5c/0x238 mm/vmalloc.c:2944)
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vm_reset_perms mm/vmalloc.c:3375 [inline])
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vfree+0x16c/0x210 mm/vmalloc.c:3454)
 r10:83018405 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c1b440
 r4:00000000
[<804f4b60>] (vfree) from [<805607fc>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83016170 r8:85b99800 r7:00000000 r6:83018400 r5:00001000 r4:7f02f000
[<805607cc>] (execmem_free) from [<803ca974>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1068)
 r5:00001000 r4:dfc0d000
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_binary_free kernel/bpf/core.c:1114 [inline])
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_free+0x64/0xe0 kernel/bpf/core.c:1237)
[<803cacf0>] (bpf_jit_free) from [<803cbc74>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2935)
 r5:85d43394 r4:85c16f80
[<803cbb34>] (bpf_prog_free_deferred) from [<80276cec>] (process_one_work+0x1b8/0x4f8 kernel/workqueue.c:3257)
 r7:dddcfb40 r6:83018400 r5:85d43394 r4:85c16f80
[<80276b34>] (process_one_work) from [<8027796c>] (process_scheduled_works kernel/workqueue.c:3340 [inline])
[<80276b34>] (process_one_work) from [<8027796c>] (worker_thread+0x1c4/0x394 kernel/workqueue.c:3421)
 r10:61c88647 r9:85b99800 r8:82804d80 r7:85c16fac r6:dddcfb40 r5:dddcfb60
 r4:85c16f80
[<802777a8>] (worker_thread) from [<8027facc>] (kthread+0x128/0x27c kernel/kthread.c:463)
 r10:00000000 r9:85c16f80 r8:802777a8 r7:ea6a5e68 r6:85c16b80 r5:85b99800
 r4:00000001
[<8027f9a4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea819fb0 to 0xea819ff8)
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 r5:8027f9a4
 r4:855e3580
INFO: task kworker/0:166:4763 is blocked on a mutex likely owned by task kworker/1:131:4662.
task:kworker/1:131   state:R  running task     stack:0     pid:4662  tgid:4662  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81aa9bfc>] (__schedule) from [<81aab2c4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7194)
 r10:8280c838 r9:8527a400 r8:80200c04 r7:ea555d5c r6:ffffffff r5:8527a400
 r4:00000000
[<81aab284>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea555d28 to 0xea555d70)
5d20:                   a981c000 ebde3000 00000001 802394d0 82ace620 82acf264
5d40: 7f00b000 ebde3000 00000000 00000001 8280c838 ea555d9c ebde3000 ea555d78
5d60: 8023043c 802394e8 80000113 ffffffff
 r5:80000113 r4:802394e8
[<802303dc>] (flush_tlb_kernel_range) from [<804f0d9c>] (__purge_vmap_area_lazy+0x260/0x450 mm/vmalloc.c:2369)
[<804f0b3c>] (__purge_vmap_area_lazy) from [<804f1174>] (_vm_unmap_aliases+0x1e8/0x238 mm/vmalloc.c:2983)
 r10:00000000 r9:ea555dc0 r8:00000000 r7:ffffffff r6:00000008 r5:ea555e08
 r4:ea555dc0
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vm_reset_perms mm/vmalloc.c:3375 [inline])
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vfree+0x16c/0x210 mm/vmalloc.c:3454)
 r10:83018605 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8df00
 r4:00000000
[<804f4b60>] (vfree) from [<805607fc>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83016170 r8:8527a400 r7:00000000 r6:83018600 r5:00001000 r4:7f04f000
[<805607cc>] (execmem_free) from [<803ca974>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1068)
 r5:00001000 r4:ea547000
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_binary_free kernel/bpf/core.c:1114 [inline])
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_free+0x64/0xe0 kernel/bpf/core.c:1237)
[<803cacf0>] (bpf_jit_free) from [<803cbc74>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2935)
 r5:85d00394 r4:85431300
[<803cbb34>] (bpf_prog_free_deferred) from [<80276cec>] (process_one_work+0x1b8/0x4f8 kernel/workqueue.c:3257)
 r7:ddde3b40 r6:83018600 r5:85d00394 r4:85431300
[<80276b34>] (process_one_work) from [<8027796c>] (process_scheduled_works kernel/workqueue.c:3340 [inline])
[<80276b34>] (process_one_work) from [<8027796c>] (worker_thread+0x1c4/0x394 kernel/workqueue.c:3421)
 r10:61c88647 r9:8527a400 r8:82804d80 r7:8543132c r6:ddde3b40 r5:ddde3b60
 r4:85431300
[<802777a8>] (worker_thread) from [<8027facc>] (kthread+0x128/0x27c kernel/kthread.c:463)
 r10:00000000 r9:85431300 r8:802777a8 r7:ea5dde68 r6:85431380 r5:8527a400
 r4:00000001
[<8027f9a4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea555fb0 to 0xea555ff8)
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 r5:8027f9a4
 r4:855cdbc0
INFO: task kworker/0:167:4766 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:167   state:D stack:0     pid:4766  tgid:4766  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81aa9bfc>] (__schedule) from [<81aaae8c>] (__schedule_loop kernel/sched/core.c:6949 [inline])
[<81aa9bfc>] (__schedule) from [<81aaae8c>] (schedule+0x2c/0x134 kernel/sched/core.c:6964)
 r10:ea6add84 r9:00000000 r8:60000113 r7:ea6add8c r6:829172e8 r5:85b9ec00
 r4:85b9ec00
[<81aaae60>] (schedule) from [<81aab018>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7021)
 r5:85b9ec00 r4:829172e4
[<81aab000>] (schedule_preempt_disabled) from [<81aae5e0>] (__mutex_lock_common kernel/locking/mutex.c:692 [inline])
[<81aab000>] (schedule_preempt_disabled) from [<81aae5e0>] (__mutex_lock.constprop.0+0x584/0xf10 kernel/locking/mutex.c:776)
[<81aae05c>] (__mutex_lock.constprop.0) from [<81aaf040>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1065)
 r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea6ade08
 r4:00000000
[<81aaf02c>] (__mutex_lock_slowpath) from [<81aaf080>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:290)
[<81aaf044>] (mutex_lock) from [<804f0fe8>] (_vm_unmap_aliases+0x5c/0x238 mm/vmalloc.c:2944)
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vm_reset_perms mm/vmalloc.c:3375 [inline])
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vfree+0x16c/0x210 mm/vmalloc.c:3454)
 r10:83018405 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855d6240
 r4:00000000
[<804f4b60>] (vfree) from [<805607fc>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83016170 r8:85b9ec00 r7:00000000 r6:83018400 r5:00001000 r4:7f037000
[<805607cc>] (execmem_free) from [<803ca974>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1068)
 r5:00001000 r4:dfda1000
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_binary_free kernel/bpf/core.c:1114 [inline])
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_free+0x64/0xe0 kernel/bpf/core.c:1237)
[<803cacf0>] (bpf_jit_free) from [<803cbc74>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2935)
 r5:853f5f94 r4:85c16580
[<803cbb34>] (bpf_prog_free_deferred) from [<80276cec>] (process_one_work+0x1b8/0x4f8 kernel/workqueue.c:3257)
 r7:dddcfb40 r6:83018400 r5:853f5f94 r4:85c16580
[<80276b34>] (process_one_work) from [<8027796c>] (process_scheduled_works kernel/workqueue.c:3340 [inline])
[<80276b34>] (process_one_work) from [<8027796c>] (worker_thread+0x1c4/0x394 kernel/workqueue.c:3421)
 r10:61c88647 r9:85b9ec00 r8:82804d80 r7:85c165ac r6:dddcfb40 r5:dddcfb60
 r4:85c16580
[<802777a8>] (worker_thread) from [<8027facc>] (kthread+0x128/0x27c kernel/kthread.c:463)
 r10:00000000 r9:85c16580 r8:802777a8 r7:ea819e68 r6:85c16080 r5:85b9ec00
 r4:00000001
[<8027f9a4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea6adfb0 to 0xea6adff8)
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 r5:8027f9a4
 r4:846ccd40
INFO: task kworker/0:167:4766 is blocked on a mutex likely owned by task kworker/1:131:4662.
task:kworker/1:131   state:R  running task     stack:0     pid:4662  tgid:4662  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81aa9bfc>] (__schedule) from [<81aab2c4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7194)
 r10:8280c838 r9:8527a400 r8:80200c04 r7:ea555d5c r6:ffffffff r5:8527a400
 r4:00000000
[<81aab284>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea555d28 to 0xea555d70)
5d20:                   a981c000 ebde3000 00000001 802394d0 82ace620 82acf264
5d40: 7f00b000 ebde3000 00000000 00000001 8280c838 ea555d9c ebde3000 ea555d78
5d60: 8023043c 802394e8 80000113 ffffffff
 r5:80000113 r4:802394e8
[<802303dc>] (flush_tlb_kernel_range) from [<804f0d9c>] (__purge_vmap_area_lazy+0x260/0x450 mm/vmalloc.c:2369)
[<804f0b3c>] (__purge_vmap_area_lazy) from [<804f1174>] (_vm_unmap_aliases+0x1e8/0x238 mm/vmalloc.c:2983)
 r10:00000000 r9:ea555dc0 r8:00000000 r7:ffffffff r6:00000008 r5:ea555e08
 r4:ea555dc0
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vm_reset_perms mm/vmalloc.c:3375 [inline])
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vfree+0x16c/0x210 mm/vmalloc.c:3454)
 r10:83018605 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8df00
 r4:00000000
[<804f4b60>] (vfree) from [<805607fc>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83016170 r8:8527a400 r7:00000000 r6:83018600 r5:00001000 r4:7f04f000
[<805607cc>] (execmem_free) from [<803ca974>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1068)
 r5:00001000 r4:ea547000
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_binary_free kernel/bpf/core.c:1114 [inline])
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_free+0x64/0xe0 kernel/bpf/core.c:1237)
[<803cacf0>] (bpf_jit_free) from [<803cbc74>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2935)
 r5:85d00394 r4:85431300
[<803cbb34>] (bpf_prog_free_deferred) from [<80276cec>] (process_one_work+0x1b8/0x4f8 kernel/workqueue.c:3257)
 r7:ddde3b40 r6:83018600 r5:85d00394 r4:85431300
[<80276b34>] (process_one_work) from [<8027796c>] (process_scheduled_works kernel/workqueue.c:3340 [inline])
[<80276b34>] (process_one_work) from [<8027796c>] (worker_thread+0x1c4/0x394 kernel/workqueue.c:3421)
 r10:61c88647 r9:8527a400 r8:82804d80 r7:8543132c r6:ddde3b40 r5:ddde3b60
 r4:85431300
[<802777a8>] (worker_thread) from [<8027facc>] (kthread+0x128/0x27c kernel/kthread.c:463)
 r10:00000000 r9:85431300 r8:802777a8 r7:ea5dde68 r6:85431380 r5:8527a400
 r4:00000001
[<8027f9a4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea555fb0 to 0xea555ff8)
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 r5:8027f9a4
 r4:855cdbc0
INFO: task kworker/0:168:4768 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:168   state:D stack:0     pid:4768  tgid:4768  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81aa9bfc>] (__schedule) from [<81aaae8c>] (__schedule_loop kernel/sched/core.c:6949 [inline])
[<81aa9bfc>] (__schedule) from [<81aaae8c>] (schedule+0x2c/0x134 kernel/sched/core.c:6964)
 r10:ea7c1d84 r9:00000000 r8:60000013 r7:ea7c1d8c r6:829172e8 r5:85cc3000
 r4:85cc3000
[<81aaae60>] (schedule) from [<81aab018>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7021)
 r5:85cc3000 r4:829172e4
[<81aab000>] (schedule_preempt_disabled) from [<81aae5e0>] (__mutex_lock_common kernel/locking/mutex.c:692 [inline])
[<81aab000>] (schedule_preempt_disabled) from [<81aae5e0>] (__mutex_lock.constprop.0+0x584/0xf10 kernel/locking/mutex.c:776)
[<81aae05c>] (__mutex_lock.constprop.0) from [<81aaf040>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1065)
 r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7c1e08
 r4:00000000
[<81aaf02c>] (__mutex_lock_slowpath) from [<81aaf080>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:290)
[<81aaf044>] (mutex_lock) from [<804f0fe8>] (_vm_unmap_aliases+0x5c/0x238 mm/vmalloc.c:2944)
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vm_reset_perms mm/vmalloc.c:3375 [inline])
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vfree+0x16c/0x210 mm/vmalloc.c:3454)
 r10:83018405 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c1b540
 r4:00000000
[<804f4b60>] (vfree) from [<805607fc>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83016170 r8:85cc3000 r7:00000000 r6:83018400 r5:00001000 r4:7f031000
[<805607cc>] (execmem_free) from [<803ca974>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1068)
 r5:00001000 r4:dfca1000
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_binary_free kernel/bpf/core.c:1114 [inline])
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_free+0x64/0xe0 kernel/bpf/core.c:1237)
[<803cacf0>] (bpf_jit_free) from [<803cbc74>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2935)
 r5:85d41394 r4:855ca080
[<803cbb34>] (bpf_prog_free_deferred) from [<80276cec>] (process_one_work+0x1b8/0x4f8 kernel/workqueue.c:3257)
 r7:dddcfb40 r6:83018400 r5:85d41394 r4:855ca080
[<80276b34>] (process_one_work) from [<8027796c>] (process_scheduled_works kernel/workqueue.c:3340 [inline])
[<80276b34>] (process_one_work) from [<8027796c>] (worker_thread+0x1c4/0x394 kernel/workqueue.c:3421)
 r10:61c88647 r9:85cc3000 r8:82804d80 r7:855ca0ac r6:dddcfb40 r5:dddcfb60
 r4:855ca080
[<802777a8>] (worker_thread) from [<8027facc>] (kthread+0x128/0x27c kernel/kthread.c:463)
 r10:00000000 r9:855ca080 r8:802777a8 r7:ea819e68 r6:855ca100 r5:85cc3000
 r4:00000001
[<8027f9a4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea7c1fb0 to 0xea7c1ff8)
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 r5:8027f9a4
 r4:8555c2c0
INFO: task kworker/0:168:4768 is blocked on a mutex likely owned by task kworker/1:131:4662.
task:kworker/1:131   state:R  running task     stack:0     pid:4662  tgid:4662  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81aa9bfc>] (__schedule) from [<81aab2c4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7194)
 r10:8280c838 r9:8527a400 r8:80200c04 r7:ea555d5c r6:ffffffff r5:8527a400
 r4:00000000
[<81aab284>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea555d28 to 0xea555d70)
5d20:                   a981c000 ebde3000 00000001 802394d0 82ace620 82acf264
5d40: 7f00b000 ebde3000 00000000 00000001 8280c838 ea555d9c ebde3000 ea555d78
5d60: 8023043c 802394e8 80000113 ffffffff
 r5:80000113 r4:802394e8
[<802303dc>] (flush_tlb_kernel_range) from [<804f0d9c>] (__purge_vmap_area_lazy+0x260/0x450 mm/vmalloc.c:2369)
[<804f0b3c>] (__purge_vmap_area_lazy) from [<804f1174>] (_vm_unmap_aliases+0x1e8/0x238 mm/vmalloc.c:2983)
 r10:00000000 r9:ea555dc0 r8:00000000 r7:ffffffff r6:00000008 r5:ea555e08
 r4:ea555dc0
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vm_reset_perms mm/vmalloc.c:3375 [inline])
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vfree+0x16c/0x210 mm/vmalloc.c:3454)
 r10:83018605 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8df00
 r4:00000000
[<804f4b60>] (vfree) from [<805607fc>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83016170 r8:8527a400 r7:00000000 r6:83018600 r5:00001000 r4:7f04f000
[<805607cc>] (execmem_free) from [<803ca974>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1068)
 r5:00001000 r4:ea547000
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_binary_free kernel/bpf/core.c:1114 [inline])
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_free+0x64/0xe0 kernel/bpf/core.c:1237)
[<803cacf0>] (bpf_jit_free) from [<803cbc74>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2935)
 r5:85d00394 r4:85431300
[<803cbb34>] (bpf_prog_free_deferred) from [<80276cec>] (process_one_work+0x1b8/0x4f8 kernel/workqueue.c:3257)
 r7:ddde3b40 r6:83018600 r5:85d00394 r4:85431300
[<80276b34>] (process_one_work) from [<8027796c>] (process_scheduled_works kernel/workqueue.c:3340 [inline])
[<80276b34>] (process_one_work) from [<8027796c>] (worker_thread+0x1c4/0x394 kernel/workqueue.c:3421)
 r10:61c88647 r9:8527a400 r8:82804d80 r7:8543132c r6:ddde3b40 r5:ddde3b60
 r4:85431300
[<802777a8>] (worker_thread) from [<8027facc>] (kthread+0x128/0x27c kernel/kthread.c:463)
 r10:00000000 r9:85431300 r8:802777a8 r7:ea5dde68 r6:85431380 r5:8527a400
 r4:00000001
[<8027f9a4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea555fb0 to 0xea555ff8)
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 r5:8027f9a4
 r4:855cdbc0
INFO: task kworker/0:169:4769 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:169   state:D stack:0     pid:4769  tgid:4769  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81aa9bfc>] (__schedule) from [<81aaae8c>] (__schedule_loop kernel/sched/core.c:6949 [inline])
[<81aa9bfc>] (__schedule) from [<81aaae8c>] (schedule+0x2c/0x134 kernel/sched/core.c:6964)
 r10:ea6a9d84 r9:00000000 r8:60000013 r7:ea6a9d8c r6:829172e8 r5:85b9bc00
 r4:85b9bc00
[<81aaae60>] (schedule) from [<81aab018>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7021)
 r5:85b9bc00 r4:829172e4
[<81aab000>] (schedule_preempt_disabled) from [<81aae5e0>] (__mutex_lock_common kernel/locking/mutex.c:692 [inline])
[<81aab000>] (schedule_preempt_disabled) from [<81aae5e0>] (__mutex_lock.constprop.0+0x584/0xf10 kernel/locking/mutex.c:776)
[<81aae05c>] (__mutex_lock.constprop.0) from [<81aaf040>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1065)
 r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea6a9e08
 r4:00000000
[<81aaf02c>] (__mutex_lock_slowpath) from [<81aaf080>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:290)
[<81aaf044>] (mutex_lock) from [<804f0fe8>] (_vm_unmap_aliases+0x5c/0x238 mm/vmalloc.c:2944)
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vm_reset_perms mm/vmalloc.c:3375 [inline])
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vfree+0x16c/0x210 mm/vmalloc.c:3454)
 r10:83018405 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f8980
 r4:00000000
[<804f4b60>] (vfree) from [<805607fc>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83016170 r8:85b9bc00 r7:00000000 r6:83018400 r5:00001000 r4:7f02b000
[<805607cc>] (execmem_free) from [<803ca974>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1068)
 r5:00001000 r4:dfb77000
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_binary_free kernel/bpf/core.c:1114 [inline])
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_free+0x64/0xe0 kernel/bpf/core.c:1237)
[<803cacf0>] (bpf_jit_free) from [<803cbc74>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2935)
 r5:853d8f94 r4:855ca280
[<803cbb34>] (bpf_prog_free_deferred) from [<80276cec>] (process_one_work+0x1b8/0x4f8 kernel/workqueue.c:3257)
 r7:dddcfb40 r6:83018400 r5:853d8f94 r4:855ca280
[<80276b34>] (process_one_work) from [<8027796c>] (process_scheduled_works kernel/workqueue.c:3340 [inline])
[<80276b34>] (process_one_work) from [<8027796c>] (worker_thread+0x1c4/0x394 kernel/workqueue.c:3421)
 r10:61c88647 r9:85b9bc00 r8:82804d80 r7:855ca2ac r6:dddcfb40 r5:dddcfb60
 r4:855ca280
[<802777a8>] (worker_thread) from [<8027facc>] (kthread+0x128/0x27c kernel/kthread.c:463)
 r10:00000000 r9:855ca280 r8:802777a8 r7:ea819e68 r6:855ca300 r5:85b9bc00
 r4:00000001
[<8027f9a4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea6a9fb0 to 0xea6a9ff8)
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 r5:8027f9a4
 r4:8562edc0
INFO: task kworker/0:169:4769 is blocked on a mutex likely owned by task kworker/1:131:4662.
task:kworker/1:131   state:R  running task     stack:0     pid:4662  tgid:4662  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81aa9bfc>] (__schedule) from [<81aab2c4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7194)
 r10:8280c838 r9:8527a400 r8:80200c04 r7:ea555d5c r6:ffffffff r5:8527a400
 r4:00000000
[<81aab284>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea555d28 to 0xea555d70)
5d20:                   a981c000 ebde3000 00000001 802394d0 82ace620 82acf264
5d40: 7f00b000 ebde3000 00000000 00000001 8280c838 ea555d9c ebde3000 ea555d78
5d60: 8023043c 802394e8 80000113 ffffffff
 r5:80000113 r4:802394e8
[<802303dc>] (flush_tlb_kernel_range) from [<804f0d9c>] (__purge_vmap_area_lazy+0x260/0x450 mm/vmalloc.c:2369)
[<804f0b3c>] (__purge_vmap_area_lazy) from [<804f1174>] (_vm_unmap_aliases+0x1e8/0x238 mm/vmalloc.c:2983)
 r10:00000000 r9:ea555dc0 r8:00000000 r7:ffffffff r6:00000008 r5:ea555e08
 r4:ea555dc0
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vm_reset_perms mm/vmalloc.c:3375 [inline])
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vfree+0x16c/0x210 mm/vmalloc.c:3454)
 r10:83018605 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8df00
 r4:00000000
[<804f4b60>] (vfree) from [<805607fc>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83016170 r8:8527a400 r7:00000000 r6:83018600 r5:00001000 r4:7f04f000
[<805607cc>] (execmem_free) from [<803ca974>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1068)
 r5:00001000 r4:ea547000
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_binary_free kernel/bpf/core.c:1114 [inline])
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_free+0x64/0xe0 kernel/bpf/core.c:1237)
[<803cacf0>] (bpf_jit_free) from [<803cbc74>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2935)
 r5:85d00394 r4:85431300
[<803cbb34>] (bpf_prog_free_deferred) from [<80276cec>] (process_one_work+0x1b8/0x4f8 kernel/workqueue.c:3257)
 r7:ddde3b40 r6:83018600 r5:85d00394 r4:85431300
[<80276b34>] (process_one_work) from [<8027796c>] (process_scheduled_works kernel/workqueue.c:3340 [inline])
[<80276b34>] (process_one_work) from [<8027796c>] (worker_thread+0x1c4/0x394 kernel/workqueue.c:3421)
 r10:61c88647 r9:8527a400 r8:82804d80 r7:8543132c r6:ddde3b40 r5:ddde3b60
 r4:85431300
[<802777a8>] (worker_thread) from [<8027facc>] (kthread+0x128/0x27c kernel/kthread.c:463)
 r10:00000000 r9:85431300 r8:802777a8 r7:ea5dde68 r6:85431380 r5:8527a400
 r4:00000001
[<8027f9a4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea555fb0 to 0xea555ff8)
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 r5:8027f9a4
 r4:855cdbc0
INFO: task kworker/0:170:4771 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:170   state:D stack:0     pid:4771  tgid:4771  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81aa9bfc>] (__schedule) from [<81aaae8c>] (__schedule_loop kernel/sched/core.c:6949 [inline])
[<81aa9bfc>] (__schedule) from [<81aaae8c>] (schedule+0x2c/0x134 kernel/sched/core.c:6964)
 r10:ea7c9d84 r9:00000000 r8:60000013 r7:ea7c9d8c r6:829172e8 r5:85ba0000
 r4:85ba0000
[<81aaae60>] (schedule) from [<81aab018>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7021)
 r5:85ba0000 r4:829172e4
[<81aab000>] (schedule_preempt_disabled) from [<81aae5e0>] (__mutex_lock_common kernel/locking/mutex.c:692 [inline])
[<81aab000>] (schedule_preempt_disabled) from [<81aae5e0>] (__mutex_lock.constprop.0+0x584/0xf10 kernel/locking/mutex.c:776)
[<81aae05c>] (__mutex_lock.constprop.0) from [<81aaf040>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1065)
 r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7c9e08
 r4:00000000
[<81aaf02c>] (__mutex_lock_slowpath) from [<81aaf080>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:290)
[<81aaf044>] (mutex_lock) from [<804f0fe8>] (_vm_unmap_aliases+0x5c/0x238 mm/vmalloc.c:2944)
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vm_reset_perms mm/vmalloc.c:3375 [inline])
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vfree+0x16c/0x210 mm/vmalloc.c:3454)
 r10:83018405 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c1bb00
 r4:00000000
[<804f4b60>] (vfree) from [<805607fc>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83016170 r8:85ba0000 r7:00000000 r6:83018400 r5:00001000 r4:7f033000
[<805607cc>] (execmem_free) from [<803ca974>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1068)
 r5:00001000 r4:dfd03000
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_binary_free kernel/bpf/core.c:1114 [inline])
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_free+0x64/0xe0 kernel/bpf/core.c:1237)
[<803cacf0>] (bpf_jit_free) from [<803cbc74>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2935)
 r5:85d41794 r4:855ca480
[<803cbb34>] (bpf_prog_free_deferred) from [<80276cec>] (process_one_work+0x1b8/0x4f8 kernel/workqueue.c:3257)
 r7:dddcfb40 r6:83018400 r5:85d41794 r4:855ca480
[<80276b34>] (process_one_work) from [<8027796c>] (process_scheduled_works kernel/workqueue.c:3340 [inline])
[<80276b34>] (process_one_work) from [<8027796c>] (worker_thread+0x1c4/0x394 kernel/workqueue.c:3421)
 r10:61c88647 r9:85ba0000 r8:82804d80 r7:855ca4ac r6:dddcfb40 r5:dddcfb60
 r4:855ca480
[<802777a8>] (worker_thread) from [<8027facc>] (kthread+0x128/0x27c kernel/kthread.c:463)
 r10:00000000 r9:855ca480 r8:802777a8 r7:ea819e68 r6:855ca580 r5:85ba0000
 r4:00000001
[<8027f9a4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea7c9fb0 to 0xea7c9ff8)
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 r5:8027f9a4
 r4:85c1b300
INFO: task kworker/0:170:4771 is blocked on a mutex likely owned by task kworker/1:131:4662.
task:kworker/1:131   state:R  running task     stack:0     pid:4662  tgid:4662  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81aa9bfc>] (__schedule) from [<81aab2c4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7194)
 r10:8280c838 r9:8527a400 r8:80200c04 r7:ea555d5c r6:ffffffff r5:8527a400
 r4:00000000
[<81aab284>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea555d28 to 0xea555d70)
5d20:                   a981c000 ebde3000 00000001 802394d0 82ace620 82acf264
5d40: 7f00b000 ebde3000 00000000 00000001 8280c838 ea555d9c ebde3000 ea555d78
5d60: 8023043c 802394e8 80000113 ffffffff
 r5:80000113 r4:802394e8
[<802303dc>] (flush_tlb_kernel_range) from [<804f0d9c>] (__purge_vmap_area_lazy+0x260/0x450 mm/vmalloc.c:2369)
[<804f0b3c>] (__purge_vmap_area_lazy) from [<804f1174>] (_vm_unmap_aliases+0x1e8/0x238 mm/vmalloc.c:2983)
 r10:00000000 r9:ea555dc0 r8:00000000 r7:ffffffff r6:00000008 r5:ea555e08
 r4:ea555dc0
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vm_reset_perms mm/vmalloc.c:3375 [inline])
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vfree+0x16c/0x210 mm/vmalloc.c:3454)
 r10:83018605 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8df00
 r4:00000000
[<804f4b60>] (vfree) from [<805607fc>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83016170 r8:8527a400 r7:00000000 r6:83018600 r5:00001000 r4:7f04f000
[<805607cc>] (execmem_free) from [<803ca974>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1068)
 r5:00001000 r4:ea547000
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_binary_free kernel/bpf/core.c:1114 [inline])
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_free+0x64/0xe0 kernel/bpf/core.c:1237)
[<803cacf0>] (bpf_jit_free) from [<803cbc74>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2935)
 r5:85d00394 r4:85431300
[<803cbb34>] (bpf_prog_free_deferred) from [<80276cec>] (process_one_work+0x1b8/0x4f8 kernel/workqueue.c:3257)
 r7:ddde3b40 r6:83018600 r5:85d00394 r4:85431300
[<80276b34>] (process_one_work) from [<8027796c>] (process_scheduled_works kernel/workqueue.c:3340 [inline])
[<80276b34>] (process_one_work) from [<8027796c>] (worker_thread+0x1c4/0x394 kernel/workqueue.c:3421)
 r10:61c88647 r9:8527a400 r8:82804d80 r7:8543132c r6:ddde3b40 r5:ddde3b60
 r4:85431300
[<802777a8>] (worker_thread) from [<8027facc>] (kthread+0x128/0x27c kernel/kthread.c:463)
 r10:00000000 r9:85431300 r8:802777a8 r7:ea5dde68 r6:85431380 r5:8527a400
 r4:00000001
[<8027f9a4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea555fb0 to 0xea555ff8)
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 r5:8027f9a4
 r4:855cdbc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/0:171:4775 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:171   state:D stack:0     pid:4775  tgid:4775  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81aa9bfc>] (__schedule) from [<81aaae8c>] (__schedule_loop kernel/sched/core.c:6949 [inline])
[<81aa9bfc>] (__schedule) from [<81aaae8c>] (schedule+0x2c/0x134 kernel/sched/core.c:6964)
 r10:ea84dd84 r9:00000000 r8:60000013 r7:ea84dd8c r6:829172e8 r5:85ba1800
 r4:85ba1800
[<81aaae60>] (schedule) from [<81aab018>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7021)
 r5:85ba1800 r4:829172e4
[<81aab000>] (schedule_preempt_disabled) from [<81aae5e0>] (__mutex_lock_common kernel/locking/mutex.c:692 [inline])
[<81aab000>] (schedule_preempt_disabled) from [<81aae5e0>] (__mutex_lock.constprop.0+0x584/0xf10 kernel/locking/mutex.c:776)
[<81aae05c>] (__mutex_lock.constprop.0) from [<81aaf040>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1065)
 r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea84de08
 r4:00000000
[<81aaf02c>] (__mutex_lock_slowpath) from [<81aaf080>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:290)
[<81aaf044>] (mutex_lock) from [<804f0fe8>] (_vm_unmap_aliases+0x5c/0x238 mm/vmalloc.c:2944)
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vm_reset_perms mm/vmalloc.c:3375 [inline])
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vfree+0x16c/0x210 mm/vmalloc.c:3454)
 r10:83018405 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c1b040
 r4:00000000
[<804f4b60>] (vfree) from [<805607fc>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83016170 r8:85ba1800 r7:00000000 r6:83018400 r5:00001000 r4:7f02d000
[<805607cc>] (execmem_free) from [<803ca974>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1068)
 r5:00001000 r4:dfbd1000
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_binary_free kernel/bpf/core.c:1114 [inline])
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_free+0x64/0xe0 kernel/bpf/core.c:1237)
[<803cacf0>] (bpf_jit_free) from [<803cbc74>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2935)
 r5:8572bb94 r4:855ca680
[<803cbb34>] (bpf_prog_free_deferred) from [<80276cec>] (process_one_work+0x1b8/0x4f8 kernel/workqueue.c:3257)
 r7:dddcfb40 r6:83018400 r5:8572bb94 r4:855ca680
[<80276b34>] (process_one_work) from [<8027796c>] (process_scheduled_works kernel/workqueue.c:3340 [inline])
[<80276b34>] (process_one_work) from [<8027796c>] (worker_thread+0x1c4/0x394 kernel/workqueue.c:3421)
 r10:61c88647 r9:85ba1800 r8:82804d80 r7:855ca6ac r6:dddcfb40 r5:dddcfb60
 r4:855ca680
[<802777a8>] (worker_thread) from [<8027facc>] (kthread+0x128/0x27c kernel/kthread.c:463)
 r10:00000000 r9:855ca680 r8:802777a8 r7:ea6a9e68 r6:855ca700 r5:85ba1800
 r4:00000001
[<8027f9a4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea84dfb0 to 0xea84dff8)
dfa0:                                     00000000 00000000 00000000 00000000
dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
dfe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f9a4
 r4:846cc380
INFO: task kworker/0:171:4775 is blocked on a mutex likely owned by task kworker/1:131:4662.
task:kworker/1:131   state:R  running task     stack:0     pid:4662  tgid:4662  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81aa9bfc>] (__schedule) from [<81aab2c4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7194)
 r10:8280c838 r9:8527a400 r8:80200c04 r7:ea555d5c r6:ffffffff r5:8527a400
 r4:00000000
[<81aab284>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea555d28 to 0xea555d70)
5d20:                   a981c000 ebde3000 00000001 802394d0 82ace620 82acf264
5d40: 7f00b000 ebde3000 00000000 00000001 8280c838 ea555d9c ebde3000 ea555d78
5d60: 8023043c 802394e8 80000113 ffffffff
 r5:80000113 r4:802394e8
[<802303dc>] (flush_tlb_kernel_range) from [<804f0d9c>] (__purge_vmap_area_lazy+0x260/0x450 mm/vmalloc.c:2369)
[<804f0b3c>] (__purge_vmap_area_lazy) from [<804f1174>] (_vm_unmap_aliases+0x1e8/0x238 mm/vmalloc.c:2983)
 r10:00000000 r9:ea555dc0 r8:00000000 r7:ffffffff r6:00000008 r5:ea555e08
 r4:ea555dc0
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vm_reset_perms mm/vmalloc.c:3375 [inline])
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vfree+0x16c/0x210 mm/vmalloc.c:3454)
 r10:83018605 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8df00
 r4:00000000
[<804f4b60>] (vfree) from [<805607fc>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83016170 r8:8527a400 r7:00000000 r6:83018600 r5:00001000 r4:7f04f000
[<805607cc>] (execmem_free) from [<803ca974>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1068)
 r5:00001000 r4:ea547000
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_binary_free kernel/bpf/core.c:1114 [inline])
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_free+0x64/0xe0 kernel/bpf/core.c:1237)
[<803cacf0>] (bpf_jit_free) from [<803cbc74>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2935)
 r5:85d00394 r4:85431300
[<803cbb34>] (bpf_prog_free_deferred) from [<80276cec>] (process_one_work+0x1b8/0x4f8 kernel/workqueue.c:3257)
 r7:ddde3b40 r6:83018600 r5:85d00394 r4:85431300
[<80276b34>] (process_one_work) from [<8027796c>] (process_scheduled_works kernel/workqueue.c:3340 [inline])
[<80276b34>] (process_one_work) from [<8027796c>] (worker_thread+0x1c4/0x394 kernel/workqueue.c:3421)
 r10:61c88647 r9:8527a400 r8:82804d80 r7:8543132c r6:ddde3b40 r5:ddde3b60
 r4:85431300
[<802777a8>] (worker_thread) from [<8027facc>] (kthread+0x128/0x27c kernel/kthread.c:463)
 r10:00000000 r9:85431300 r8:802777a8 r7:ea5dde68 r6:85431380 r5:8527a400
 r4:00000001
[<8027f9a4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea555fb0 to 0xea555ff8)
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 r5:8027f9a4
 r4:855cdbc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/0:174:4781 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:174   state:D stack:0     pid:4781  tgid:4781  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81aa9bfc>] (__schedule) from [<81aaae8c>] (__schedule_loop kernel/sched/core.c:6949 [inline])
[<81aa9bfc>] (__schedule) from [<81aaae8c>] (schedule+0x2c/0x134 kernel/sched/core.c:6964)
 r10:ea7c5d84 r9:00000000 r8:60000013 r7:ea7c5d8c r6:829172e8 r5:85cd0000
 r4:85cd0000
[<81aaae60>] (schedule) from [<81aab018>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7021)
 r5:85cd0000 r4:829172e4
[<81aab000>] (schedule_preempt_disabled) from [<81aae5e0>] (__mutex_lock_common kernel/locking/mutex.c:692 [inline])
[<81aab000>] (schedule_preempt_disabled) from [<81aae5e0>] (__mutex_lock.constprop.0+0x584/0xf10 kernel/locking/mutex.c:776)
[<81aae05c>] (__mutex_lock.constprop.0) from [<81aaf040>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1065)
 r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea7c5e08
 r4:00000000
[<81aaf02c>] (__mutex_lock_slowpath) from [<81aaf080>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:290)
[<81aaf044>] (mutex_lock) from [<804f0fe8>] (_vm_unmap_aliases+0x5c/0x238 mm/vmalloc.c:2944)
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vm_reset_perms mm/vmalloc.c:3375 [inline])
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vfree+0x16c/0x210 mm/vmalloc.c:3454)
 r10:83018405 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f8e40
 r4:00000000
[<804f4b60>] (vfree) from [<805607fc>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83016170 r8:85cd0000 r7:00000000 r6:83018400 r5:00001000 r4:7f00d000
[<805607cc>] (execmem_free) from [<803ca974>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1068)
 r5:00001000 r4:dfb11000
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_binary_free kernel/bpf/core.c:1114 [inline])
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_free+0x64/0xe0 kernel/bpf/core.c:1237)
[<803cacf0>] (bpf_jit_free) from [<803cbc74>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2935)
 r5:8572a394 r4:855cab80
[<803cbb34>] (bpf_prog_free_deferred) from [<80276cec>] (process_one_work+0x1b8/0x4f8 kernel/workqueue.c:3257)
 r7:dddcfb40 r6:83018400 r5:8572a394 r4:855cab80
[<80276b34>] (process_one_work) from [<8027796c>] (process_scheduled_works kernel/workqueue.c:3340 [inline])
[<80276b34>] (process_one_work) from [<8027796c>] (worker_thread+0x1c4/0x394 kernel/workqueue.c:3421)
 r10:61c88647 r9:85cd0000 r8:82804d80 r7:855cabac r6:dddcfb40 r5:dddcfb60
 r4:855cab80
[<802777a8>] (worker_thread) from [<8027facc>] (kthread+0x128/0x27c kernel/kthread.c:463)
 r10:00000000 r9:855cab80 r8:802777a8 r7:ea725e68 r6:8555fe80 r5:85cd0000
 r4:00000001
[<8027f9a4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea7c5fb0 to 0xea7c5ff8)
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 r5:8027f9a4
 r4:8555cb00
INFO: task kworker/0:174:4781 is blocked on a mutex likely owned by task kworker/1:131:4662.
task:kworker/1:131   state:R  running task     stack:0     pid:4662  tgid:4662  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81aa9bfc>] (__schedule) from [<81aab2c4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7194)
 r10:8280c838 r9:8527a400 r8:80200c04 r7:ea555d5c r6:ffffffff r5:8527a400
 r4:00000000
[<81aab284>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea555d28 to 0xea555d70)
5d20:                   a981c000 ebde3000 00000001 802394d0 82ace620 82acf264
5d40: 7f00b000 ebde3000 00000000 00000001 8280c838 ea555d9c ebde3000 ea555d78
5d60: 8023043c 802394e8 80000113 ffffffff
 r5:80000113 r4:802394e8
[<802303dc>] (flush_tlb_kernel_range) from [<804f0d9c>] (__purge_vmap_area_lazy+0x260/0x450 mm/vmalloc.c:2369)
[<804f0b3c>] (__purge_vmap_area_lazy) from [<804f1174>] (_vm_unmap_aliases+0x1e8/0x238 mm/vmalloc.c:2983)
 r10:00000000 r9:ea555dc0 r8:00000000 r7:ffffffff r6:00000008 r5:ea555e08
 r4:ea555dc0
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vm_reset_perms mm/vmalloc.c:3375 [inline])
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vfree+0x16c/0x210 mm/vmalloc.c:3454)
 r10:83018605 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8df00
 r4:00000000
[<804f4b60>] (vfree) from [<805607fc>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83016170 r8:8527a400 r7:00000000 r6:83018600 r5:00001000 r4:7f04f000
[<805607cc>] (execmem_free) from [<803ca974>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1068)
 r5:00001000 r4:ea547000
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_binary_free kernel/bpf/core.c:1114 [inline])
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_free+0x64/0xe0 kernel/bpf/core.c:1237)
[<803cacf0>] (bpf_jit_free) from [<803cbc74>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2935)
 r5:85d00394 r4:85431300
[<803cbb34>] (bpf_prog_free_deferred) from [<80276cec>] (process_one_work+0x1b8/0x4f8 kernel/workqueue.c:3257)
 r7:ddde3b40 r6:83018600 r5:85d00394 r4:85431300
[<80276b34>] (process_one_work) from [<8027796c>] (process_scheduled_works kernel/workqueue.c:3340 [inline])
[<80276b34>] (process_one_work) from [<8027796c>] (worker_thread+0x1c4/0x394 kernel/workqueue.c:3421)
 r10:61c88647 r9:8527a400 r8:82804d80 r7:8543132c r6:ddde3b40 r5:ddde3b60
 r4:85431300
[<802777a8>] (worker_thread) from [<8027facc>] (kthread+0x128/0x27c kernel/kthread.c:463)
 r10:00000000 r9:85431300 r8:802777a8 r7:ea5dde68 r6:85431380 r5:8527a400
 r4:00000001
[<8027f9a4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea555fb0 to 0xea555ff8)
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 r5:8027f9a4
 r4:855cdbc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/0:178:4789 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:178   state:D stack:0     pid:4789  tgid:4789  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81aa9bfc>] (__schedule) from [<81aaae8c>] (__schedule_loop kernel/sched/core.c:6949 [inline])
[<81aa9bfc>] (__schedule) from [<81aaae8c>] (schedule+0x2c/0x134 kernel/sched/core.c:6964)
 r10:ea799d84 r9:00000000 r8:60000013 r7:ea799d8c r6:829172e8 r5:85cd3c00
 r4:85cd3c00
[<81aaae60>] (schedule) from [<81aab018>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7021)
 r5:85cd3c00 r4:829172e4
[<81aab000>] (schedule_preempt_disabled) from [<81aae5e0>] (__mutex_lock_common kernel/locking/mutex.c:692 [inline])
[<81aab000>] (schedule_preempt_disabled) from [<81aae5e0>] (__mutex_lock.constprop.0+0x584/0xf10 kernel/locking/mutex.c:776)
[<81aae05c>] (__mutex_lock.constprop.0) from [<81aaf040>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1065)
 r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea799e08
 r4:00000000
[<81aaf02c>] (__mutex_lock_slowpath) from [<81aaf080>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:290)
[<81aaf044>] (mutex_lock) from [<804f0fe8>] (_vm_unmap_aliases+0x5c/0x238 mm/vmalloc.c:2944)
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vm_reset_perms mm/vmalloc.c:3375 [inline])
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vfree+0x16c/0x210 mm/vmalloc.c:3454)
 r10:83018405 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f82c0
 r4:00000000
[<804f4b60>] (vfree) from [<805607fc>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83016170 r8:85cd3c00 r7:00000000 r6:83018400 r5:00001000 r4:7f00b000
[<805607cc>] (execmem_free) from [<803ca974>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1068)
 r5:00001000 r4:dfaa1000
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_binary_free kernel/bpf/core.c:1114 [inline])
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_free+0x64/0xe0 kernel/bpf/core.c:1237)
[<803cacf0>] (bpf_jit_free) from [<803cbc74>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2935)
 r5:8572b394 r4:855cae80
[<803cbb34>] (bpf_prog_free_deferred) from [<80276cec>] (process_one_work+0x1b8/0x4f8 kernel/workqueue.c:3257)
 r7:dddcfb40 r6:83018400 r5:8572b394 r4:855cae80
[<80276b34>] (process_one_work) from [<8027796c>] (process_scheduled_works kernel/workqueue.c:3340 [inline])
[<80276b34>] (process_one_work) from [<8027796c>] (worker_thread+0x1c4/0x394 kernel/workqueue.c:3421)
 r10:61c88647 r9:85cd3c00 r8:82804d80 r7:855caeac r6:dddcfb40 r5:dddcfb60
 r4:855cae80
[<802777a8>] (worker_thread) from [<8027facc>] (kthread+0x128/0x27c kernel/kthread.c:463)
 r10:00000000 r9:855cae80 r8:802777a8 r7:ea77de68 r6:85d65080 r5:85cd3c00
 r4:00000001
[<8027f9a4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea799fb0 to 0xea799ff8)
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 r5:8027f9a4
 r4:85d689c0
INFO: task kworker/0:178:4789 is blocked on a mutex likely owned by task kworker/1:131:4662.
task:kworker/1:131   state:R  running task     stack:0     pid:4662  tgid:4662  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81aa9bfc>] (__schedule) from [<81aab2c4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7194)
 r10:8280c838 r9:8527a400 r8:80200c04 r7:ea555d5c r6:ffffffff r5:8527a400
 r4:00000000
[<81aab284>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea555d28 to 0xea555d70)
5d20:                   a981c000 ebde3000 00000001 802394d0 82ace620 82acf264
5d40: 7f00b000 ebde3000 00000000 00000001 8280c838 ea555d9c ebde3000 ea555d78
5d60: 8023043c 802394e8 80000113 ffffffff
 r5:80000113 r4:802394e8
[<802303dc>] (flush_tlb_kernel_range) from [<804f0d9c>] (__purge_vmap_area_lazy+0x260/0x450 mm/vmalloc.c:2369)
[<804f0b3c>] (__purge_vmap_area_lazy) from [<804f1174>] (_vm_unmap_aliases+0x1e8/0x238 mm/vmalloc.c:2983)
 r10:00000000 r9:ea555dc0 r8:00000000 r7:ffffffff r6:00000008 r5:ea555e08
 r4:ea555dc0
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vm_reset_perms mm/vmalloc.c:3375 [inline])
[<804f0f8c>] (_vm_unmap_aliases) from [<804f4ccc>] (vfree+0x16c/0x210 mm/vmalloc.c:3454)
 r10:83018605 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8df00
 r4:00000000
[<804f4b60>] (vfree) from [<805607fc>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83016170 r8:8527a400 r7:00000000 r6:83018600 r5:00001000 r4:7f04f000
[<805607cc>] (execmem_free) from [<803ca974>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1068)
 r5:00001000 r4:ea547000
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_binary_free kernel/bpf/core.c:1114 [inline])
[<803ca964>] (bpf_jit_free_exec) from [<803cad54>] (bpf_jit_free+0x64/0xe0 kernel/bpf/core.c:1237)
[<803cacf0>] (bpf_jit_free) from [<803cbc74>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2935)
 r5:85d00394 r4:85431300
[<803cbb34>] (bpf_prog_free_deferred) from [<80276cec>] (process_one_work+0x1b8/0x4f8 kernel/workqueue.c:3257)
 r7:ddde3b40 r6:83018600 r5:85d00394 r4:85431300
[<80276b34>] (process_one_work) from [<8027796c>] (process_scheduled_works kernel/workqueue.c:3340 [inline])
[<80276b34>] (process_one_work) from [<8027796c>] (worker_thread+0x1c4/0x394 kernel/workqueue.c:3421)
 r10:61c88647 r9:8527a400 r8:82804d80 r7:8543132c r6:ddde3b40 r5:ddde3b60
 r4:85431300
[<802777a8>] (worker_thread) from [<8027facc>] (kthread+0x128/0x27c kernel/kthread.c:463)
 r10:00000000 r9:85431300 r8:802777a8 r7:ea5dde68 r6:85431380 r5:8527a400
 r4:00000001
[<8027f9a4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea555fb0 to 0xea555ff8)
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 r5:8027f9a4
 r4:855cdbc0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT 
Hardware name: ARM-Versatile Express
Call trace: 
[<80201a40>] (dump_backtrace) from [<80201b34>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:257)
 r7:600e0093 r6:600e0093 r5:822a2110 r4:00000000
[<80201b1c>] (show_stack) from [<8021ed6c>] (__dump_stack lib/dump_stack.c:94 [inline])
[<80201b1c>] (show_stack) from [<8021ed6c>] (dump_stack_lvl+0x5c/0x70 lib/dump_stack.c:120)
[<8021ed10>] (dump_stack_lvl) from [<8021ed98>] (dump_stack+0x18/0x1c lib/dump_stack.c:129)
 r7:00000000 r6:000e0013 r5:00000000 r4:00000001
[<8021ed80>] (dump_stack) from [<81a9383c>] (nmi_cpu_backtrace+0x150/0x170 lib/nmi_backtrace.c:113)
[<81a936ec>] (nmi_cpu_backtrace) from [<81a9398c>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8 lib/nmi_backtrace.c:62)
 r7:00000000 r6:8280c510 r5:8281ad9c r4:ffffffff
[<81a9385c>] (nmi_trigger_cpumask_backtrace) from [<8022fe60>] (arch_trigger_cpumask_backtrace+0x18/0x1c arch/arm/kernel/smp.c:852)
 r9:82ac382c r8:8280c690 r7:82804d80 r6:85cd43f0 r5:00007bdc r4:00000048
[<8022fe48>] (arch_trigger_cpumask_backtrace) from [<81a9b470>] (trigger_all_cpu_backtrace include/linux/nmi.h:161 [inline])
[<8022fe48>] (arch_trigger_cpumask_backtrace) from [<81a9b470>] (__sys_info lib/sys_info.c:157 [inline])
[<8022fe48>] (arch_trigger_cpumask_backtrace) from [<81a9b470>] (sys_info+0x68/0xa8 lib/sys_info.c:165)
[<81a9b408>] (sys_info) from [<80382fc4>] (check_hung_uninterruptible_tasks kernel/hung_task.c:346 [inline])
[<81a9b408>] (sys_info) from [<80382fc4>] (watchdog+0x458/0x888 kernel/hung_task.c:515)
 r5:00007bdc r4:8610f50c
[<80382b6c>] (watchdog) from [<8027facc>] (kthread+0x128/0x27c kernel/kthread.c:463)
 r10:00000000 r9:00000000 r8:80382b6c r7:832a3e00 r6:832a3e00 r5:832e2400
 r4:00000001
[<8027f9a4>] (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 r5:8027f9a4
 r4:8336b080
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 2813 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 : [<81ab4ad0>]    lr : [<80aa46a4>]    psr: 60000013
sp : eb1e9eb0  ip : eb1e9ec0  fp : eb1e9ebc
r10: 8295971c  r9 : 00000001  r8 : 00000000
r7 : 00000117  r6 : 82959680  r5 : 00000000  r4 : 00000001
r3 : 00000797  r2 : 00000000  r1 : 60000013  r0 : 846c0c40
Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
Control: 30c5387d  Table: 85182840  DAC: 00000000
Call trace: 
[<81ab4aa8>] (_raw_spin_unlock_irqrestore) from [<80aa46a4>] (spin_unlock_irqrestore include/linux/spinlock.h:406 [inline])
[<81ab4aa8>] (_raw_spin_unlock_irqrestore) from [<80aa46a4>] (__uart_port_unlock_irqrestore include/linux/serial_core.h:616 [inline])
[<81ab4aa8>] (_raw_spin_unlock_irqrestore) from [<80aa46a4>] (pl011_console_device_unlock+0x20/0x24 drivers/tty/serial/amba-pl011.c:2603)
[<80aa4684>] (pl011_console_device_unlock) from [<802e5108>] (nbcon_emit_one+0x88/0x100 kernel/printk/nbcon.c:1149)
[<802e5080>] (nbcon_emit_one) from [<802e5388>] (nbcon_kthread_func+0x208/0x2ec kernel/printk/nbcon.c:1255)
 r6:82ac0104 r5:82959680 r4:844dc800
[<802e5180>] (nbcon_kthread_func) from [<8027facc>] (kthread+0x128/0x27c kernel/kthread.c:463)
 r10:00000000 r9:82959680 r8:802e5180 r7:84708e00 r6:84708e00 r5:844dc800
 r4:00000001
[<8027f9a4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeb1e9fb0 to 0xeb1e9ff8)
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 r5:8027f9a4
 r4:85034d80

Crashes (677):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/02/01 15:48 upstream 162b42445b58 6b8752f2 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2026/01/20 17:11 upstream 24d479d26b25 56f88057 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2026/01/15 17:44 upstream 944aacb68baf 56f88057 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/12/27 09:12 upstream 3f0e9c8cefa9 5dc09de1 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/12/26 16:45 upstream ccd1cdca5cd4 5dc09de1 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/12/26 08:25 upstream ccd1cdca5cd4 5dc09de1 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/12/25 23:35 upstream ccd1cdca5cd4 5dc09de1 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/12/25 13:03 upstream ccd1cdca5cd4 5dc09de1 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/12/24 13:14 upstream b927546677c8 5dc09de1 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/12/20 17:11 upstream dd9b004b7ff3 e14dbeb9 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/12/20 10:19 upstream dd9b004b7ff3 e14dbeb9 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/12/20 03:12 upstream dd9b004b7ff3 e14dbeb9 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/12/18 08:56 upstream ea1013c15392 a066d2bc .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/12/18 02:09 upstream ea1013c15392 a066d2bc .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/12/17 18:08 upstream ea1013c15392 a066d2bc .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/12/16 05:05 upstream 8f0b4cce4481 a066d2bc .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/12/15 23:42 upstream 8f0b4cce4481 a066d2bc .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/12/15 10:46 upstream 8f0b4cce4481 a066d2bc .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/12/15 06:40 upstream 8f0b4cce4481 a066d2bc .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/12/14 23:36 upstream 8f0b4cce4481 a066d2bc .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/29 23:23 upstream 19eef1d98eed 01c07bfe .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/29 18:28 upstream 19eef1d98eed 01c07bfe .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/25 12:45 upstream ac3fd01e4c1e 64219f15 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/22 19:02 upstream 2eba5e05d9bc 4fb8ef37 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/22 15:05 upstream 2eba5e05d9bc 4fb8ef37 .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 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
2026/02/04 22:32 upstream 5fd0a1df5d05 ea10c935 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2026/02/02 17:22 upstream 18f7fcd5e69a 018ebef2 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2026/01/03 08:33 upstream 9b0436804460 e3fbc05e .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2026/01/02 07:42 upstream b69053dd3ffb 2733a373 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/12/31 23:55 upstream c8ebd433459b 49aa01cc .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/12/21 05:49 upstream d8ba32c5a460 e14dbeb9 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/12/20 07:40 upstream dd9b004b7ff3 e14dbeb9 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/12/19 22:13 upstream dd9b004b7ff3 e14dbeb9 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/12/17 12:27 upstream ea1013c15392 a066d2bc .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/12/15 16:26 upstream 8f0b4cce4481 a066d2bc .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/30 11:16 upstream 6bda50f4333f 01c07bfe .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/29 10:14 upstream 19eef1d98eed 01c07bfe .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/27 21:22 upstream 765e56e41a5a e8331348 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/26 19:50 upstream 30f09200cc4a c116feb4 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/26 01:41 upstream 8a2bcda5e139 64219f15 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/24 06:38 upstream d0e88704d96c 4fb8ef37 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/23 15:40 upstream d13f3ac64efb 4fb8ef37 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/23 07:51 upstream 89edd36fd801 4fb8ef37 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/23 04:29 upstream 89edd36fd801 4fb8ef37 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/21 16:03 upstream fd95357fd8c6 52ed5c96 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 INFO: task hung in _vm_unmap_aliases
2025/11/19 02:14 upstream 5bebe8de1926 ef766cd7 .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 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
2025/07/11 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
2025/06/26 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
2025/06/21 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
2025/06/10 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 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
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
2024/11/12 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.