INFO: task kworker/1:31:26209 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:31    state:D stack:0     pid:26209 tgid:26209 ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63414>] (__schedule) from [<81a643a8>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a63414>] (__schedule) from [<81a643a8>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea3f5d84 r9:00000002 r8:60000013 r7:829171a0 r6:ea3f5d8c r5:85224800
 r4:85224800
[<81a6437c>] (schedule) from [<81a64790>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85224800 r4:8291719c
[<81a64778>] (schedule_preempt_disabled) from [<81a67340>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64778>] (schedule_preempt_disabled) from [<81a67340>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a66ff0>] (__mutex_lock.constprop.0) from [<81a67ae8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea3f5e08
 r4:00000000
[<81a67ad4>] (__mutex_lock_slowpath) from [<81a67b28>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67aec>] (mutex_lock) from [<804ea014>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804e9fac>] (_vm_unmap_aliases) from [<804eddf4>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9fac>] (_vm_unmap_aliases) from [<804eddf4>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86639380
 r4:00000000
[<804edc88>] (vfree) from [<80558b40>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85224800 r7:00000000 r6:83018600 r5:00001000 r4:7f22e000
[<80558b10>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa85000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:87535b8c r4:84866380
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:87535b8c r4:84866380
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:85224800 r8:848663ac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:84866380
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:84866380 r8:80278fec r7:df9e5e60 r6:84866400 r5:85224800
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea3f5fb0 to 0xea3f5ff8)
5fa0:                                     00000000 00000000 00000000 00000000
5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
5fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:85de0ac0
INFO: task kworker/1:31:26209 is blocked on a mutex likely owned by task kworker/0:10:2202.
task:kworker/0:10    state:R  running task     stack:0     pid:2202  tgid:2202  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63414>] (__schedule) from [<81a647dc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:8640c800 r8:80200c04 r7:ea3d1d54 r6:ffffffff r5:8640c800
 r4:00000000
[<81a6479c>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea3d1d20 to 0xea3d1d68)
1d20: 93bb0000 dfc2b000 00000001 80239bf8 7f22e000 00000001 82acb1c4 82aca5a0
1d40: 7f22e000 dfc2b000 8280c9b4 ea3d1d9c ea3d1da0 ea3d1d70 80230af0 80239c10
1d60: 800b0113 ffffffff
 r5:800b0113 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804e9dd8>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9b54>] (__purge_vmap_area_lazy) from [<804ea190>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea3d1dc0 r5:ea3d1e08
 r4:ea3d1dc0
[<804e9fac>] (_vm_unmap_aliases) from [<804eddf4>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9fac>] (_vm_unmap_aliases) from [<804eddf4>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85df3e40
 r4:00000000
[<804edc88>] (vfree) from [<80558b40>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:8640c800 r7:00000000 r6:83018400 r5:00001000 r4:7f284000
[<80558b10>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa43000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85b0fb8c r4:86ba3700
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85b0fb8c r4:86ba3700
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:8640c800 r8:86ba372c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:86ba3700
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:86ba3700 r8:80278fec r7:ea40de60 r6:86ba3900 r5:8640c800
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea3d1fb0 to 0xea3d1ff8)
1fa0:                                     00000000 00000000 00000000 00000000
1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
1fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:85e226c0
INFO: task kworker/1:25:2188 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:25    state:D stack:0     pid:2188  tgid:2188  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63414>] (__schedule) from [<81a643a8>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a63414>] (__schedule) from [<81a643a8>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea399d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea399d8c r5:83210c00
 r4:83210c00
[<81a6437c>] (schedule) from [<81a64790>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:83210c00 r4:8291719c
[<81a64778>] (schedule_preempt_disabled) from [<81a67340>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64778>] (schedule_preempt_disabled) from [<81a67340>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a66ff0>] (__mutex_lock.constprop.0) from [<81a67ae8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea399e08
 r4:00000000
[<81a67ad4>] (__mutex_lock_slowpath) from [<81a67b28>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67aec>] (mutex_lock) from [<804ea014>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804e9fac>] (_vm_unmap_aliases) from [<804eddf4>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9fac>] (_vm_unmap_aliases) from [<804eddf4>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b9d180
 r4:00000000
[<804edc88>] (vfree) from [<80558b40>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:83210c00 r7:00000000 r6:83018600 r5:00001000 r4:7f2ba000
[<80558b10>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ed111000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85eeeb8c r4:84e98300
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85eeeb8c r4:84e98300
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:83210c00 r8:84e9832c r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:84e98300
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:84e98300 r8:80278fec r7:ea3ede60 r6:86ba3b80 r5:83210c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea399fb0 to 0xea399ff8)
9fa0:                                     00000000 00000000 00000000 00000000
9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
9fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:85808240
INFO: task kworker/1:25:2188 is blocked on a mutex likely owned by task kworker/0:10:2202.
task:kworker/0:10    state:R  running task     stack:0     pid:2202  tgid:2202  ppid:2      task_flags:0x4208060 flags:0x00000002
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63414>] (__schedule) from [<81a647dc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:8640c800 r8:80200c04 r7:ea3d1d54 r6:ffffffff r5:8640c800
 r4:00000000
[<81a6479c>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea3d1d20 to 0xea3d1d68)
1d20: 947be000 dfc2b000 00000001 80239bf8 7f22e000 00000001 82acb1c4 82aca5a0
1d40: 7f22e000 dfc2b000 8280c9b4 ea3d1d9c ea3d1da0 ea3d1d70 80230af0 80239c10
1d60: 800b0113 ffffffff
 r5:800b0113 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804e9dd8>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9b54>] (__purge_vmap_area_lazy) from [<804ea190>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea3d1dc0 r5:ea3d1e08
 r4:ea3d1dc0
[<804e9fac>] (_vm_unmap_aliases) from [<804eddf4>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9fac>] (_vm_unmap_aliases) from [<804eddf4>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85df3e40
 r4:00000000
[<804edc88>] (vfree) from [<80558b40>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:8640c800 r7:00000000 r6:83018400 r5:00001000 r4:7f284000
[<80558b10>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa43000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85b0fb8c r4:86ba3700
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85b0fb8c r4:86ba3700
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:8640c800 r8:86ba372c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:86ba3700
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:86ba3700 r8:80278fec r7:ea40de60 r6:86ba3900 r5:8640c800
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea3d1fb0 to 0xea3d1ff8)
1fa0:                                     00000000 00000000 00000000 00000000
1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
1fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:85e226c0
INFO: task kworker/1:30:2251 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:30    state:D stack:0     pid:2251  tgid:2251  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63414>] (__schedule) from [<81a643a8>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a63414>] (__schedule) from [<81a643a8>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:dfa11d84 r9:00000002 r8:60000013 r7:829171a0 r6:dfa11d8c r5:865b4800
 r4:865b4800
[<81a6437c>] (schedule) from [<81a64790>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:865b4800 r4:8291719c
[<81a64778>] (schedule_preempt_disabled) from [<81a67340>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a64778>] (schedule_preempt_disabled) from [<81a67340>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a66ff0>] (__mutex_lock.constprop.0) from [<81a67ae8>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa11e08
 r4:00000000
[<81a67ad4>] (__mutex_lock_slowpath) from [<81a67b28>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a67aec>] (mutex_lock) from [<804ea014>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804e9fac>] (_vm_unmap_aliases) from [<804eddf4>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9fac>] (_vm_unmap_aliases) from [<804eddf4>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c9d940
 r4:00000000
[<804edc88>] (vfree) from [<80558b40>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:865b4800 r7:00000000 r6:83018600 r5:00001000 r4:7f2bc000
[<80558b10>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ed117000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85eefb8c r4:8491b380
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85eefb8c r4:8491b380
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:865b4800 r8:8491b3ac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8491b380
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8491b380 r8:80278fec r7:ea399e60 r6:8491bf00 r5:865b4800
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xdfa11fb0 to 0xdfa11ff8)
1fa0:                                     00000000 00000000 00000000 00000000
1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
1fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:8705b400
INFO: task kworker/1:30:2251 is blocked on a mutex likely owned by task kworker/0:10:2202.
task:kworker/0:10    state:R  running task     stack:0     pid:2202  tgid:2202  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a63414>] (__schedule) from [<81a647dc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:8640c800 r8:80200c04 r7:ea3d1d54 r6:ffffffff r5:8640c800
 r4:00000000
[<81a6479c>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea3d1d20 to 0xea3d1d68)
1d20: 97a0a000 dfc2b000 00000001 80239bf8 7f22e000 00000001 82acb1c4 82aca5a0
1d40: 7f22e000 dfc2b000 8280c9b4 ea3d1d9c ea3d1da0 ea3d1d70 80230af0 80239c10
1d60: 800b0113 ffffffff
 r5:800b0113 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804e9dd8>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9b54>] (__purge_vmap_area_lazy) from [<804ea190>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea3d1dc0 r5:ea3d1e08
 r4:ea3d1dc0
[<804e9fac>] (_vm_unmap_aliases) from [<804eddf4>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804e9fac>] (_vm_unmap_aliases) from [<804eddf4>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85df3e40
 r4:00000000
[<804edc88>] (vfree) from [<80558b40>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:8640c800 r7:00000000 r6:83018400 r5:00001000 r4:7f284000
[<80558b10>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfa43000
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_binary_free kernel/bpf/core.c:1098 [inline])
[<803c5fa0>] (bpf_jit_free_exec) from [<803c6390>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1221)
[<803c6328>] (bpf_jit_free) from [<803c7438>] (bpf_prog_free_deferred+0x140/0x158 kernel/bpf/core.c:2898)
 r5:85b0fb8c r4:86ba3700
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:85b0fb8c r4:86ba3700
[<802783ec>] (process_one_work) from [<802791e8>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<802791e8>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3427)
 r10:61c88647 r9:8640c800 r8:86ba372c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:86ba3700
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:86ba3700 r8:80278fec r7:ea40de60 r6:86ba3900 r5:8640c800
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea3d1fb0 to 0xea3d1ff8)
1fa0:                                     00000000 00000000 00000000 00000000
1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
1fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:85e226c0
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT 
Hardware name: ARM-Versatile Express
Call trace: 
[<80201a24>] (dump_backtrace) from [<80201b20>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:257)
 r7:00000000 r6:00070013 r5:60070093 r4:82252424
[<80201b08>] (show_stack) from [<8021f8b0>] (__dump_stack lib/dump_stack.c:94 [inline])
[<80201b08>] (show_stack) from [<8021f8b0>] (dump_stack_lvl+0x70/0x7c lib/dump_stack.c:120)
[<8021f840>] (dump_stack_lvl) from [<8021f8d4>] (dump_stack+0x18/0x1c lib/dump_stack.c:129)
 r5:00000000 r4:00000001
[<8021f8bc>] (dump_stack) from [<81a4d02c>] (nmi_cpu_backtrace+0x160/0x17c lib/nmi_backtrace.c:113)
[<81a4cecc>] (nmi_cpu_backtrace) from [<81a4d178>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8 lib/nmi_backtrace.c:62)
 r7:00000000 r6:8280c690 r5:8281ae34 r4:ffffffff
[<81a4d048>] (nmi_trigger_cpumask_backtrace) from [<802304fc>] (arch_trigger_cpumask_backtrace+0x18/0x1c arch/arm/kernel/smp.c:852)
 r9:8281ba28 r8:8280c810 r7:0009ffb7 r6:00007eb6 r5:82abf7d4 r4:8325110c
[<802304e4>] (arch_trigger_cpumask_backtrace) from [<8037fb08>] (trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline])
[<802304e4>] (arch_trigger_cpumask_backtrace) from [<8037fb08>] (check_hung_uninterruptible_tasks kernel/hung_task.c:332 [inline])
[<802304e4>] (arch_trigger_cpumask_backtrace) from [<8037fb08>] (watchdog+0x5d0/0x850 kernel/hung_task.c:495)
[<8037f538>] (watchdog) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:00000000 r8:8037f538 r7:830cfc00 r6:830cfc00 r5:8321c800
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xdf8d9fb0 to 0xdf8d9ff8)
9fa0:                                     00000000 00000000 00000000 00000000
9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
9fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:832ca780
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 5168 Comm: kworker/R-wg-cr Not tainted syzkaller #0 PREEMPT 
Hardware name: ARM-Versatile Express
Workqueue: wg-crypt-wg0 wg_packet_tx_worker
PC is at do_softirq+0x60/0x64 kernel/softirq.c:526
LR is at debug_smp_processor_id+0x20/0x24 lib/smp_processor_id.c:58
pc : [<8025c430>]    lr : [<81a60898>]    psr: 60000113
sp : dfb4de10  ip : df805f08  fp : dfb4de24
r10: 8626b000  r9 : 84a072c0  r8 : 00000000
r7 : 00000020  r6 : 84a07160  r5 : 00000001  r4 : 60000113
r3 : 04208060  r2 : 00000000  r1 : 00000108  r0 : 00000001
Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
Control: 30c5387d  Table: 84c63f40  DAC: 00000000
Call trace: 
[<8025c3d0>] (do_softirq) from [<8025c500>] (__local_bh_enable_ip+0xcc/0xd0 kernel/softirq.c:450)
 r5:00000001 r4:85ebc800
[<8025c434>] (__local_bh_enable_ip) from [<81a6d650>] (__raw_read_unlock_bh include/linux/rwlock_api_smp.h:257 [inline])
[<8025c434>] (__local_bh_enable_ip) from [<81a6d650>] (_raw_read_unlock_bh+0x40/0x50 kernel/locking/spinlock.c:284)
 r5:00000000 r4:84a070d0
[<81a6d610>] (_raw_read_unlock_bh) from [<80d1eae8>] (wg_socket_send_skb_to_peer+0x88/0xc8 drivers/net/wireguard/socket.c:184)
[<80d1ea60>] (wg_socket_send_skb_to_peer) from [<80d1b640>] (wg_packet_create_data_done drivers/net/wireguard/send.c:251 [inline])
[<80d1ea60>] (wg_socket_send_skb_to_peer) from [<80d1b640>] (wg_packet_tx_worker+0x8c/0x1cc drivers/net/wireguard/send.c:276)
 r8:80d1b6c0 r7:00000000 r6:00000000 r5:84a070d0 r4:00000020
[<80d1b5b4>] (wg_packet_tx_worker) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r10:859d6f70 r9:85c0fa05 r8:85ebc800 r7:ddde3d80 r6:85c0fa00 r5:84a072c0
 r4:85c7c300
[<802783ec>] (process_one_work) from [<80278d28>] (process_scheduled_works kernel/workqueue.c:3346 [inline])
[<802783ec>] (process_one_work) from [<80278d28>] (rescuer_thread+0x244/0x508 kernel/workqueue.c:3523)
 r10:85c7c300 r9:ddde3da0 r8:fffffe00 r7:ddde3d80 r6:85c7c32c r5:85c0fa00
 r4:85c0fa74
[<80278ae4>] (rescuer_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85c7c300 r8:80278ae4 r7:eabcdaa8 r6:85253980 r5:85ebc800
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xdfb4dfb0 to 0xdfb4dff8)
dfa0:                                     00000000 00000000 00000000 00000000
dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
dfe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802800e0
 r4:84e5f600