INFO: task kworker/0:9:3829 blocked for more than 430 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:9     state:D stack:0     pid:3829  tgid:3829  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a653b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6441c>] (__schedule) from [<81a653b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eafedd84 r9:00000002 r8:60010113 r7:829171a0 r6:eafedd8c r5:83b52400
 r4:83b52400
[<81a65384>] (schedule) from [<81a65798>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:83b52400 r4:8291719c
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a67ff8>] (__mutex_lock.constprop.0) from [<81a68af0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafede08
 r4:00000000
[<81a68adc>] (__mutex_lock_slowpath) from [<81a68b30>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a68af4>] (mutex_lock) from [<804ea37c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858b3cc0
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:83b52400 r7:00000000 r6:83018400 r5:00001000 r4:7f276000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ead59000
[<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)
 r5:84fc1b8c r4:859bf500
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:84fc1b8c r4:859bf500
[<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 r9:83b52400 r8:859bf52c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:859bf500
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:859bf500 r8:80278fec r7:eaed9e60 r6:8594e680 r5:83b52400
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeafedfb0 to 0xeafedff8)
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
 r4:8599dac0
INFO: task kworker/0:9:3829 is blocked on a mutex likely owned by task kworker/1:282:6189.
task:kworker/1:282   state:R  running task     stack:0     pid:6189  tgid:6189  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a657e4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85bebc00 r8:80200c04 r7:ea669d54 r6:ffffffff r5:85bebc00
 r4:00000000
[<81a657a4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea669d20 to 0xea669d68)
9d20: c2a71000 ec0c1000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0
9d40: 7f00d000 ec0c1000 8280c9b4 ea669d9c ea669da0 ea669d70 80230af0 80239c10
9d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea140>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9ebc>] (__purge_vmap_area_lazy) from [<804ea4f8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea669dc0 r5:ea669e08
 r4:ea669dc0
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858d7f40
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85bebc00 r7:00000000 r6:83018600 r5:00001000 r4:7f250000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfd0b000
[<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)
 r5:84e86f8c r4:85c78380
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:84e86f8c r4:85c78380
[<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 r9:85bebc00 r8:85c783ac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:85c78380
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85c78380 r8:80278fec r7:ea629e60 r6:85c78d00 r5:85bebc00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea669fb0 to 0xea669ff8)
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
 r4:8584e440
INFO: task kworker/1:22:3866 blocked for more than 434 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:22    state:D stack:0     pid:3866  tgid:3866  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a653b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6441c>] (__schedule) from [<81a653b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eb92dd84 r9:00000002 r8:60000013 r7:829171a0 r6:eb92dd8c r5:855fc800
 r4:855fc800
[<81a65384>] (schedule) from [<81a65798>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:855fc800 r4:8291719c
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a67ff8>] (__mutex_lock.constprop.0) from [<81a68af0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb92de08
 r4:00000000
[<81a68adc>] (__mutex_lock_slowpath) from [<81a68b30>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a68af4>] (mutex_lock) from [<804ea37c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c7c0c0
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:855fc800 r7:00000000 r6:83018600 r5:00001000 r4:7f270000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:eac3f000
[<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)
 r5:84c73b8c r4:85992580
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:84c73b8c r4:85992580
[<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 r9:855fc800 r8:859925ac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:85992580
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85992580 r8:80278fec r7:eaedde60 r6:85992680 r5:855fc800
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeb92dfb0 to 0xeb92dff8)
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
 r4:859a5800
INFO: task kworker/1:22:3866 is blocked on a mutex likely owned by task kworker/1:282:6189.
task:kworker/1:282   state:R  running task     stack:0     pid:6189  tgid:6189  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a657e4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85bebc00 r8:80200c04 r7:ea669d54 r6:ffffffff r5:85bebc00
 r4:00000000
[<81a657a4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea669d20 to 0xea669d68)
9d20: c2a71000 ec0c1000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0
9d40: 7f00d000 ec0c1000 8280c9b4 ea669d9c ea669da0 ea669d70 80230af0 80239c10
9d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea140>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9ebc>] (__purge_vmap_area_lazy) from [<804ea4f8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea669dc0 r5:ea669e08
 r4:ea669dc0
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858d7f40
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85bebc00 r7:00000000 r6:83018600 r5:00001000 r4:7f250000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfd0b000
[<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)
 r5:84e86f8c r4:85c78380
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:84e86f8c r4:85c78380
[<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 r9:85bebc00 r8:85c783ac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:85c78380
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85c78380 r8:80278fec r7:ea629e60 r6:85c78d00 r5:85bebc00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea669fb0 to 0xea669ff8)
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
 r4:8584e440
INFO: task kworker/1:24:3874 blocked for more than 434 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:24    state:D stack:0     pid:3874  tgid:3874  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a653b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6441c>] (__schedule) from [<81a653b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eb0a1d84 r9:00000002 r8:60000113 r7:829171a0 r6:eb0a1d8c r5:8549ec00
 r4:8549ec00
[<81a65384>] (schedule) from [<81a65798>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:8549ec00 r4:8291719c
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a67ff8>] (__mutex_lock.constprop.0) from [<81a68af0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a1e08
 r4:00000000
[<81a68adc>] (__mutex_lock_slowpath) from [<81a68b30>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a68af4>] (mutex_lock) from [<804ea37c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8461f2c0
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:8549ec00 r7:00000000 r6:83018600 r5:00001000 r4:7f266000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ea68f000
[<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)
 r5:857aab8c r4:85919780
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:857aab8c r4:85919780
[<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 r9:8549ec00 r8:859197ac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:85919780
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85919780 r8:80278fec r7:eb92de60 r6:85919800 r5:8549ec00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeb0a1fb0 to 0xeb0a1ff8)
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
 r4:8590e840
INFO: task kworker/1:24:3874 is blocked on a mutex likely owned by task kworker/1:282:6189.
task:kworker/1:282   state:R  running task     stack:0     pid:6189  tgid:6189  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a657e4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85bebc00 r8:80200c04 r7:ea669d54 r6:ffffffff r5:85bebc00
 r4:00000000
[<81a657a4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea669d20 to 0xea669d68)
9d20: c2a71000 ec0c1000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0
9d40: 7f00d000 ec0c1000 8280c9b4 ea669d9c ea669da0 ea669d70 80230af0 80239c10
9d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea140>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9ebc>] (__purge_vmap_area_lazy) from [<804ea4f8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea669dc0 r5:ea669e08
 r4:ea669dc0
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858d7f40
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85bebc00 r7:00000000 r6:83018600 r5:00001000 r4:7f250000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfd0b000
[<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)
 r5:84e86f8c r4:85c78380
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:84e86f8c r4:85c78380
[<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 r9:85bebc00 r8:85c783ac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:85c78380
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85c78380 r8:80278fec r7:ea629e60 r6:85c78d00 r5:85bebc00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea669fb0 to 0xea669ff8)
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
 r4:8584e440
INFO: task kworker/0:11:3899 blocked for more than 434 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:11    state:D stack:0     pid:3899  tgid:3899  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a653b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6441c>] (__schedule) from [<81a653b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:eb011d84 r9:00000002 r8:60000113 r7:829171a0 r6:eb011d8c r5:833b0c00
 r4:833b0c00
[<81a65384>] (schedule) from [<81a65798>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:833b0c00 r4:8291719c
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a67ff8>] (__mutex_lock.constprop.0) from [<81a68af0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb011e08
 r4:00000000
[<81a68adc>] (__mutex_lock_slowpath) from [<81a68b30>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a68af4>] (mutex_lock) from [<804ea37c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855318c0
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:833b0c00 r7:00000000 r6:83018400 r5:00001000 r4:7f26a000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ea8fb000
[<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)
 r5:84fc3b8c r4:859bb400
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:84fc3b8c r4:859bb400
[<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 r9:833b0c00 r8:859bb42c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:859bb400
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:859bb400 r8:80278fec r7:eb041e60 r6:859bb600 r5:833b0c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xeb011fb0 to 0xeb011ff8)
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
 r4:85941440
INFO: task kworker/0:11:3899 is blocked on a mutex likely owned by task kworker/1:282:6189.
task:kworker/1:282   state:R  running task     stack:0     pid:6189  tgid:6189  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a657e4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85bebc00 r8:80200c04 r7:ea669d54 r6:ffffffff r5:85bebc00
 r4:00000000
[<81a657a4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea669d20 to 0xea669d68)
9d20: c2a71000 ec0c1000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0
9d40: 7f00d000 ec0c1000 8280c9b4 ea669d9c ea669da0 ea669d70 80230af0 80239c10
9d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea140>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9ebc>] (__purge_vmap_area_lazy) from [<804ea4f8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea669dc0 r5:ea669e08
 r4:ea669dc0
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858d7f40
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85bebc00 r7:00000000 r6:83018600 r5:00001000 r4:7f250000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfd0b000
[<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)
 r5:84e86f8c r4:85c78380
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:84e86f8c r4:85c78380
[<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 r9:85bebc00 r8:85c783ac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:85c78380
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85c78380 r8:80278fec r7:ea629e60 r6:85c78d00 r5:85bebc00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea669fb0 to 0xea669ff8)
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
 r4:8584e440
INFO: task kworker/0:253:6289 blocked for more than 434 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:253   state:D stack:0     pid:6289  tgid:6289  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a653b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6441c>] (__schedule) from [<81a653b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea49dd84 r9:00000002 r8:60000113 r7:829171a0 r6:ea49dd8c r5:85551800
 r4:85551800
[<81a65384>] (schedule) from [<81a65798>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85551800 r4:8291719c
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a67ff8>] (__mutex_lock.constprop.0) from [<81a68af0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea49de08
 r4:00000000
[<81a68adc>] (__mutex_lock_slowpath) from [<81a68b30>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a68af4>] (mutex_lock) from [<804ea37c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858bab80
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:85551800 r7:00000000 r6:83018400 r5:00001000 r4:7f264000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ea689000
[<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)
 r5:84fc278c r4:8582fc00
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:84fc278c r4:8582fc00
[<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 r9:85551800 r8:8582fc2c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:8582fc00
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8582fc00 r8:80278fec r7:ea55de60 r6:8582f780 r5:85551800
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea49dfb0 to 0xea49dff8)
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
 r4:85f57cc0
INFO: task kworker/0:253:6289 is blocked on a mutex likely owned by task kworker/1:282:6189.
task:kworker/1:282   state:R  running task     stack:0     pid:6189  tgid:6189  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a657e4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85bebc00 r8:80200c04 r7:ea669d54 r6:ffffffff r5:85bebc00
 r4:00000000
[<81a657a4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea669d20 to 0xea669d68)
9d20: c4a80000 ec0c1000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0
9d40: 7f00d000 ec0c1000 8280c9b4 ea669d9c ea669da0 ea669d70 80230af0 80239c10
9d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea140>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9ebc>] (__purge_vmap_area_lazy) from [<804ea4f8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea669dc0 r5:ea669e08
 r4:ea669dc0
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858d7f40
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85bebc00 r7:00000000 r6:83018600 r5:00001000 r4:7f250000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfd0b000
[<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)
 r5:84e86f8c r4:85c78380
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:84e86f8c r4:85c78380
[<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 r9:85bebc00 r8:85c783ac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:85c78380
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85c78380 r8:80278fec r7:ea629e60 r6:85c78d00 r5:85bebc00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea669fb0 to 0xea669ff8)
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
 r4:8584e440
INFO: task kworker/0:254:6294 blocked for more than 437 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:254   state:D stack:0     pid:6294  tgid:6294  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a653b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6441c>] (__schedule) from [<81a653b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea57dd84 r9:00000002 r8:60000113 r7:829171a0 r6:ea57dd8c r5:86071800
 r4:86071800
[<81a65384>] (schedule) from [<81a65798>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:86071800 r4:8291719c
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a67ff8>] (__mutex_lock.constprop.0) from [<81a68af0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea57de08
 r4:00000000
[<81a68adc>] (__mutex_lock_slowpath) from [<81a68b30>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a68af4>] (mutex_lock) from [<804ea37c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e3fe40
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:86071800 r7:00000000 r6:83018400 r5:00001000 r4:7f256000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ea88b000
[<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)
 r5:84e79b8c r4:8582f400
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:84e79b8c r4:8582f400
[<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 r9:86071800 r8:8582f42c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:8582f400
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8582f400 r8:80278fec r7:ea55de60 r6:85c75a00 r5:86071800
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea57dfb0 to 0xea57dff8)
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
 r4:85a865c0
INFO: task kworker/0:254:6294 is blocked on a mutex likely owned by task kworker/1:282:6189.
task:kworker/1:282   state:R  running task     stack:0     pid:6189  tgid:6189  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a657e4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85bebc00 r8:80200c04 r7:ea669d54 r6:ffffffff r5:85bebc00
 r4:00000000
[<81a657a4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea669d20 to 0xea669d68)
9d20: c4a80000 ec0c1000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0
9d40: 7f00d000 ec0c1000 8280c9b4 ea669d9c ea669da0 ea669d70 80230af0 80239c10
9d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea140>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9ebc>] (__purge_vmap_area_lazy) from [<804ea4f8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea669dc0 r5:ea669e08
 r4:ea669dc0
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858d7f40
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85bebc00 r7:00000000 r6:83018600 r5:00001000 r4:7f250000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfd0b000
[<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)
 r5:84e86f8c r4:85c78380
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:84e86f8c r4:85c78380
[<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 r9:85bebc00 r8:85c783ac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:85c78380
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85c78380 r8:80278fec r7:ea629e60 r6:85c78d00 r5:85bebc00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea669fb0 to 0xea669ff8)
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
 r4:8584e440
INFO: task kworker/0:255:6302 blocked for more than 437 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:255   state:D stack:0     pid:6302  tgid:6302  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a653b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6441c>] (__schedule) from [<81a653b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea6b5d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea6b5d8c r5:85554800
 r4:85554800
[<81a65384>] (schedule) from [<81a65798>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85554800 r4:8291719c
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a67ff8>] (__mutex_lock.constprop.0) from [<81a68af0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea6b5e08
 r4:00000000
[<81a68adc>] (__mutex_lock_slowpath) from [<81a68b30>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a68af4>] (mutex_lock) from [<804ea37c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a1f00
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:85554800 r7:00000000 r6:83018400 r5:00001000 r4:7f258000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:e00b2000
[<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)
 r5:84e84b8c r4:8592eb00
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:84e84b8c r4:8592eb00
[<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 r9:85554800 r8:8592eb2c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:8592eb00
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8592eb00 r8:80278fec r7:ea49de60 r6:8592e580 r5:85554800
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea6b5fb0 to 0xea6b5ff8)
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
 r4:858e9080
INFO: task kworker/0:255:6302 is blocked on a mutex likely owned by task kworker/1:282:6189.
task:kworker/1:282   state:R  running task     stack:0     pid:6189  tgid:6189  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a657e4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85bebc00 r8:80200c04 r7:ea669d54 r6:ffffffff r5:85bebc00
 r4:00000000
[<81a657a4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea669d20 to 0xea669d68)
9d20: c4b0d000 ec0c1000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0
9d40: 7f00d000 ec0c1000 8280c9b4 ea669d9c ea669da0 ea669d70 80230af0 80239c10
9d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea140>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9ebc>] (__purge_vmap_area_lazy) from [<804ea4f8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea669dc0 r5:ea669e08
 r4:ea669dc0
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858d7f40
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85bebc00 r7:00000000 r6:83018600 r5:00001000 r4:7f250000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfd0b000
[<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)
 r5:84e86f8c r4:85c78380
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:84e86f8c r4:85c78380
[<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 r9:85bebc00 r8:85c783ac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:85c78380
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85c78380 r8:80278fec r7:ea629e60 r6:85c78d00 r5:85bebc00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea669fb0 to 0xea669ff8)
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
 r4:8584e440
INFO: task kworker/0:256:6303 blocked for more than 440 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:256   state:D stack:0     pid:6303  tgid:6303  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a653b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6441c>] (__schedule) from [<81a653b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea6bdd84 r9:00000002 r8:60000113 r7:829171a0 r6:ea6bdd8c r5:86073000
 r4:86073000
[<81a65384>] (schedule) from [<81a65798>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:86073000 r4:8291719c
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a67ff8>] (__mutex_lock.constprop.0) from [<81a68af0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea6bde08
 r4:00000000
[<81a68adc>] (__mutex_lock_slowpath) from [<81a68b30>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a68af4>] (mutex_lock) from [<804ea37c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858bacc0
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:86073000 r7:00000000 r6:83018400 r5:00001000 r4:7f24e000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfbe7000
[<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)
 r5:857ab78c r4:8592e900
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:857ab78c r4:8592e900
[<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 r9:86073000 r8:8592e92c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:8592e900
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8592e900 r8:80278fec r7:ea6b5e60 r6:85c75600 r5:86073000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea6bdfb0 to 0xea6bdff8)
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
 r4:85bd3e00
INFO: task kworker/0:256:6303 is blocked on a mutex likely owned by task kworker/1:282:6189.
task:kworker/1:282   state:R  running task     stack:0     pid:6189  tgid:6189  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a657e4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85bebc00 r8:80200c04 r7:ea669d54 r6:ffffffff r5:85bebc00
 r4:00000000
[<81a657a4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea669d20 to 0xea669d68)
9d20: c5fd9000 ec0c1000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0
9d40: 7f00d000 ec0c1000 8280c9b4 ea669d9c ea669da0 ea669d70 80230af0 80239c10
9d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea140>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9ebc>] (__purge_vmap_area_lazy) from [<804ea4f8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea669dc0 r5:ea669e08
 r4:ea669dc0
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858d7f40
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85bebc00 r7:00000000 r6:83018600 r5:00001000 r4:7f250000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfd0b000
[<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)
 r5:84e86f8c r4:85c78380
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:84e86f8c r4:85c78380
[<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 r9:85bebc00 r8:85c783ac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:85c78380
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85c78380 r8:80278fec r7:ea629e60 r6:85c78d00 r5:85bebc00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea669fb0 to 0xea669ff8)
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
 r4:8584e440
INFO: task kworker/1:286:6306 blocked for more than 440 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:286   state:D stack:0     pid:6306  tgid:6306  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a653b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6441c>] (__schedule) from [<81a653b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea6a5d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea6a5d8c r5:85553c00
 r4:85553c00
[<81a65384>] (schedule) from [<81a65798>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85553c00 r4:8291719c
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a67ff8>] (__mutex_lock.constprop.0) from [<81a68af0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea6a5e08
 r4:00000000
[<81a68adc>] (__mutex_lock_slowpath) from [<81a68b30>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a68af4>] (mutex_lock) from [<804ea37c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858b3c40
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85553c00 r7:00000000 r6:83018600 r5:00001000 r4:7f278000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ead53000
[<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)
 r5:84fc1f8c r4:85c75700
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:84fc1f8c r4:85c75700
[<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 r9:85553c00 r8:85c7572c r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:85c75700
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85c75700 r8:80278fec r7:eb92de60 r6:8592ee00 r5:85553c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea6a5fb0 to 0xea6a5ff8)
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
 r4:85a91c80
INFO: task kworker/1:286:6306 is blocked on a mutex likely owned by task kworker/1:282:6189.
task:kworker/1:282   state:R  running task     stack:0     pid:6189  tgid:6189  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a657e4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85bebc00 r8:80200c04 r7:ea669d54 r6:ffffffff r5:85bebc00
 r4:00000000
[<81a657a4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea669d20 to 0xea669d68)
9d20: c5fdb000 ec0c1000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0
9d40: 7f00d000 ec0c1000 8280c9b4 ea669d9c ea669da0 ea669d70 80230af0 80239c10
9d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea140>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9ebc>] (__purge_vmap_area_lazy) from [<804ea4f8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea669dc0 r5:ea669e08
 r4:ea669dc0
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858d7f40
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85bebc00 r7:00000000 r6:83018600 r5:00001000 r4:7f250000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfd0b000
[<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)
 r5:84e86f8c r4:85c78380
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:84e86f8c r4:85c78380
[<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 r9:85bebc00 r8:85c783ac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:85c78380
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85c78380 r8:80278fec r7:ea629e60 r6:85c78d00 r5:85bebc00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea669fb0 to 0xea669ff8)
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
 r4:8584e440
INFO: task kworker/1:288:6311 blocked for more than 441 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:288   state:D stack:0     pid:6311  tgid:6311  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a653b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6441c>] (__schedule) from [<81a653b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea6c5d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea6c5d8c r5:85556c00
 r4:85556c00
[<81a65384>] (schedule) from [<81a65798>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85556c00 r4:8291719c
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a67ff8>] (__mutex_lock.constprop.0) from [<81a68af0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea6c5e08
 r4:00000000
[<81a68adc>] (__mutex_lock_slowpath) from [<81a68b30>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a68af4>] (mutex_lock) from [<804ea37c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:830b6080
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85556c00 r7:00000000 r6:83018600 r5:00001000 r4:7f26e000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:eab01000
[<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)
 r5:84aab38c r4:85c75c80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:84aab38c r4:85c75c80
[<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 r9:85556c00 r8:85c75cac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:85c75c80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85c75c80 r8:80278fec r7:eb92de60 r6:85ec6480 r5:85556c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea6c5fb0 to 0xea6c5ff8)
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
 r4:84fd9e40
INFO: task kworker/1:288:6311 is blocked on a mutex likely owned by task kworker/1:282:6189.
task:kworker/1:282   state:R  running task     stack:0     pid:6189  tgid:6189  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a657e4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85bebc00 r8:80200c04 r7:ea669d54 r6:ffffffff r5:85bebc00
 r4:00000000
[<81a657a4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea669d20 to 0xea669d68)
9d20: c5fdc000 ec0c1000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0
9d40: 7f00d000 ec0c1000 8280c9b4 ea669d9c ea669da0 ea669d70 80230af0 80239c10
9d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea140>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9ebc>] (__purge_vmap_area_lazy) from [<804ea4f8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea669dc0 r5:ea669e08
 r4:ea669dc0
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858d7f40
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85bebc00 r7:00000000 r6:83018600 r5:00001000 r4:7f250000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfd0b000
[<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)
 r5:84e86f8c r4:85c78380
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:84e86f8c r4:85c78380
[<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 r9:85bebc00 r8:85c783ac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:85c78380
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85c78380 r8:80278fec r7:ea629e60 r6:85c78d00 r5:85bebc00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea669fb0 to 0xea669ff8)
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
 r4:8584e440
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/1:289:6314 blocked for more than 444 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:289   state:D stack:0     pid:6314  tgid:6314  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a653b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6441c>] (__schedule) from [<81a653b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea6c9d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea6c9d8c r5:85553000
 r4:85553000
[<81a65384>] (schedule) from [<81a65798>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85553000 r4:8291719c
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a67ff8>] (__mutex_lock.constprop.0) from [<81a68af0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea6c9e08
 r4:00000000
[<81a68adc>] (__mutex_lock_slowpath) from [<81a68b30>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a68af4>] (mutex_lock) from [<804ea37c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e3fe00
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85553000 r7:00000000 r6:83018600 r5:00001000 r4:7f268000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:ea8ed000
[<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)
 r5:84e8638c r4:85c75d80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:84e8638c r4:85c75d80
[<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 r9:85553000 r8:85c75dac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:85c75d80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85c75d80 r8:80278fec r7:eb92de60 r6:85ec6c00 r5:85553000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea6c9fb0 to 0xea6c9ff8)
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
 r4:84fd94c0
INFO: task kworker/1:289:6314 is blocked on a mutex likely owned by task kworker/1:282:6189.
task:kworker/1:282   state:R  running task     stack:0     pid:6189  tgid:6189  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a657e4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85bebc00 r8:80200c04 r7:ea669d54 r6:ffffffff r5:85bebc00
 r4:00000000
[<81a657a4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea669d20 to 0xea669d68)
9d20: c5fdc000 ec0c1000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0
9d40: 7f00d000 ec0c1000 8280c9b4 ea669d9c ea669da0 ea669d70 80230af0 80239c10
9d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea140>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9ebc>] (__purge_vmap_area_lazy) from [<804ea4f8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea669dc0 r5:ea669e08
 r4:ea669dc0
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858d7f40
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85bebc00 r7:00000000 r6:83018600 r5:00001000 r4:7f250000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfd0b000
[<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)
 r5:84e86f8c r4:85c78380
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:84e86f8c r4:85c78380
[<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 r9:85bebc00 r8:85c783ac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:85c78380
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85c78380 r8:80278fec r7:ea629e60 r6:85c78d00 r5:85bebc00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea669fb0 to 0xea669ff8)
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
 r4:8584e440
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/1:290:6315 blocked for more than 445 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:290   state:D stack:0     pid:6315  tgid:6315  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a653b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6441c>] (__schedule) from [<81a653b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea6cdd84 r9:00000002 r8:60000013 r7:829171a0 r6:ea6cdd8c r5:85550c00
 r4:85550c00
[<81a65384>] (schedule) from [<81a65798>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85550c00 r4:8291719c
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a67ff8>] (__mutex_lock.constprop.0) from [<81a68af0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea6cde08
 r4:00000000
[<81a68adc>] (__mutex_lock_slowpath) from [<81a68b30>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a68af4>] (mutex_lock) from [<804ea37c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d43580
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85550c00 r7:00000000 r6:83018600 r5:00001000 r4:7f272000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:eac55000
[<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)
 r5:85ffe78c r4:85c75b80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:85ffe78c r4:85c75b80
[<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 r9:85550c00 r8:85c75bac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:85c75b80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85c75b80 r8:80278fec r7:ea6c9e60 r6:85ec6400 r5:85550c00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea6cdfb0 to 0xea6cdff8)
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
 r4:84fd9400
INFO: task kworker/1:290:6315 is blocked on a mutex likely owned by task kworker/1:282:6189.
task:kworker/1:282   state:R  running task     stack:0     pid:6189  tgid:6189  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a657e4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85bebc00 r8:80200c04 r7:ea669d54 r6:ffffffff r5:85bebc00
 r4:00000000
[<81a657a4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea669d20 to 0xea669d68)
9d20: c6106000 ec0c1000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0
9d40: 7f00d000 ec0c1000 8280c9b4 ea669d9c ea669da0 ea669d70 80230af0 80239c10
9d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea140>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9ebc>] (__purge_vmap_area_lazy) from [<804ea4f8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea669dc0 r5:ea669e08
 r4:ea669dc0
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858d7f40
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85bebc00 r7:00000000 r6:83018600 r5:00001000 r4:7f250000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfd0b000
[<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)
 r5:84e86f8c r4:85c78380
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:84e86f8c r4:85c78380
[<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 r9:85bebc00 r8:85c783ac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:85c78380
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85c78380 r8:80278fec r7:ea629e60 r6:85c78d00 r5:85bebc00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea669fb0 to 0xea669ff8)
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
 r4:8584e440
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/1:291:6318 blocked for more than 447 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:291   state:D stack:0     pid:6318  tgid:6318  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a653b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6441c>] (__schedule) from [<81a653b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea6d1d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea6d1d8c r5:85552400
 r4:85552400
[<81a65384>] (schedule) from [<81a65798>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85552400 r4:8291719c
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a67ff8>] (__mutex_lock.constprop.0) from [<81a68af0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea6d1e08
 r4:00000000
[<81a68adc>] (__mutex_lock_slowpath) from [<81a68b30>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a68af4>] (mutex_lock) from [<804ea37c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a91e80
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85552400 r7:00000000 r6:83018600 r5:00001000 r4:7f26c000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:eaa55000
[<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)
 r5:84fc3f8c r4:85c75280
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:84fc3f8c r4:85c75280
[<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 r9:85552400 r8:85c752ac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:85c75280
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85c75280 r8:80278fec r7:ea6c9e60 r6:85ec6980 r5:85552400
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea6d1fb0 to 0xea6d1ff8)
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
 r4:859e0840
INFO: task kworker/1:291:6318 is blocked on a mutex likely owned by task kworker/1:282:6189.
task:kworker/1:282   state:R  running task     stack:0     pid:6189  tgid:6189  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a657e4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85bebc00 r8:80200c04 r7:ea669d54 r6:ffffffff r5:85bebc00
 r4:00000000
[<81a657a4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea669d20 to 0xea669d68)
9d20: c8460000 ec0c1000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0
9d40: 7f00d000 ec0c1000 8280c9b4 ea669d9c ea669da0 ea669d70 80230af0 80239c10
9d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea140>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9ebc>] (__purge_vmap_area_lazy) from [<804ea4f8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea669dc0 r5:ea669e08
 r4:ea669dc0
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858d7f40
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85bebc00 r7:00000000 r6:83018600 r5:00001000 r4:7f250000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfd0b000
[<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)
 r5:84e86f8c r4:85c78380
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:84e86f8c r4:85c78380
[<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 r9:85bebc00 r8:85c783ac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:85c78380
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85c78380 r8:80278fec r7:ea629e60 r6:85c78d00 r5:85bebc00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea669fb0 to 0xea669ff8)
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
 r4:8584e440
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/1:292:6319 blocked for more than 449 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:292   state:D stack:0     pid:6319  tgid:6319  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a653b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6441c>] (__schedule) from [<81a653b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea6d5d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea6d5d8c r5:85550000
 r4:85550000
[<81a65384>] (schedule) from [<81a65798>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85550000 r4:8291719c
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a67ff8>] (__mutex_lock.constprop.0) from [<81a68af0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea6d5e08
 r4:00000000
[<81a68adc>] (__mutex_lock_slowpath) from [<81a68b30>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a68af4>] (mutex_lock) from [<804ea37c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ce340
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85550000 r7:00000000 r6:83018600 r5:00001000 r4:7f250000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfc76000
[<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)
 r5:857a838c r4:85c75300
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:857a838c r4:85c75300
[<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 r9:85550000 r8:85c7532c r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:85c75300
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85c75300 r8:80278fec r7:ea6d1e60 r6:85ec6680 r5:85550000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea6d5fb0 to 0xea6d5ff8)
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
 r4:85bc20c0
INFO: task kworker/1:292:6319 is blocked on a mutex likely owned by task kworker/1:282:6189.
task:kworker/1:282   state:R  running task     stack:0     pid:6189  tgid:6189  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a657e4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85bebc00 r8:80200c04 r7:ea669d54 r6:ffffffff r5:85bebc00
 r4:00000000
[<81a657a4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea669d20 to 0xea669d68)
9d20: c8460000 ec0c1000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0
9d40: 7f00d000 ec0c1000 8280c9b4 ea669d9c ea669da0 ea669d70 80230af0 80239c10
9d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea140>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9ebc>] (__purge_vmap_area_lazy) from [<804ea4f8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea669dc0 r5:ea669e08
 r4:ea669dc0
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858d7f40
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85bebc00 r7:00000000 r6:83018600 r5:00001000 r4:7f250000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfd0b000
[<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)
 r5:84e86f8c r4:85c78380
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:84e86f8c r4:85c78380
[<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 r9:85bebc00 r8:85c783ac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:85c78380
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85c78380 r8:80278fec r7:ea629e60 r6:85c78d00 r5:85bebc00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea669fb0 to 0xea669ff8)
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
 r4:8584e440
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/1:293:6322 blocked for more than 449 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:293   state:D stack:0     pid:6322  tgid:6322  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a653b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6441c>] (__schedule) from [<81a653b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea6ddd84 r9:00000002 r8:60000113 r7:829171a0 r6:ea6ddd8c r5:85556000
 r4:85556000
[<81a65384>] (schedule) from [<81a65798>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:85556000 r4:8291719c
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a67ff8>] (__mutex_lock.constprop.0) from [<81a68af0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea6dde08
 r4:00000000
[<81a68adc>] (__mutex_lock_slowpath) from [<81a68b30>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a68af4>] (mutex_lock) from [<804ea37c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85851b40
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85556000 r7:00000000 r6:83018600 r5:00001000 r4:7f25a000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:e0115000
[<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)
 r5:84e78b8c r4:8582f800
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:84e78b8c r4:8582f800
[<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 r9:85556000 r8:8582f82c r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8582f800
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8582f800 r8:80278fec r7:ea6d1e60 r6:85ec6300 r5:85556000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea6ddfb0 to 0xea6ddff8)
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
 r4:85f54d40
INFO: task kworker/1:293:6322 is blocked on a mutex likely owned by task kworker/1:282:6189.
task:kworker/1:282   state:R  running task     stack:0     pid:6189  tgid:6189  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a657e4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85bebc00 r8:80200c04 r7:ea669d54 r6:ffffffff r5:85bebc00
 r4:00000000
[<81a657a4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea669d20 to 0xea669d68)
9d20: c8628000 ec0c1000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0
9d40: 7f00d000 ec0c1000 8280c9b4 ea669d9c ea669da0 ea669d70 80230af0 80239c10
9d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea140>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9ebc>] (__purge_vmap_area_lazy) from [<804ea4f8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea669dc0 r5:ea669e08
 r4:ea669dc0
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858d7f40
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85bebc00 r7:00000000 r6:83018600 r5:00001000 r4:7f250000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfd0b000
[<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)
 r5:84e86f8c r4:85c78380
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:84e86f8c r4:85c78380
[<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 r9:85bebc00 r8:85c783ac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:85c78380
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85c78380 r8:80278fec r7:ea629e60 r6:85c78d00 r5:85bebc00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea669fb0 to 0xea669ff8)
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
 r4:8584e440
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/1:294:6325 blocked for more than 451 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:294   state:D stack:0     pid:6325  tgid:6325  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a653b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6441c>] (__schedule) from [<81a653b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea6d9d84 r9:00000002 r8:60000113 r7:829171a0 r6:ea6d9d8c r5:86076000
 r4:86076000
[<81a65384>] (schedule) from [<81a65798>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:86076000 r4:8291719c
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a67ff8>] (__mutex_lock.constprop.0) from [<81a68af0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea6d9e08
 r4:00000000
[<81a68adc>] (__mutex_lock_slowpath) from [<81a68b30>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a68af4>] (mutex_lock) from [<804ea37c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9bb80
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:86076000 r7:00000000 r6:83018600 r5:00001000 r4:7f254000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfabb000
[<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)
 r5:857a978c r4:8582fe80
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:857a978c r4:8582fe80
[<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 r9:86076000 r8:8582feac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:8582fe80
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:8582fe80 r8:80278fec r7:ea6dde60 r6:8582f080 r5:86076000
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea6d9fb0 to 0xea6d9ff8)
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
 r4:85f54d40
INFO: task kworker/1:294:6325 is blocked on a mutex likely owned by task kworker/1:282:6189.
task:kworker/1:282   state:R  running task     stack:0     pid:6189  tgid:6189  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a657e4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85bebc00 r8:80200c04 r7:ea669d54 r6:ffffffff r5:85bebc00
 r4:00000000
[<81a657a4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea669d20 to 0xea669d68)
9d20: ca730000 ec0c1000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0
9d40: 7f00d000 ec0c1000 8280c9b4 ea669d9c ea669da0 ea669d70 80230af0 80239c10
9d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea140>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9ebc>] (__purge_vmap_area_lazy) from [<804ea4f8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea669dc0 r5:ea669e08
 r4:ea669dc0
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858d7f40
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85bebc00 r7:00000000 r6:83018600 r5:00001000 r4:7f250000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:dfd0b000
[<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)
 r5:84e86f8c r4:85c78380
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:ddde3d80 r6:83018600 r5:84e86f8c r4:85c78380
[<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 r9:85bebc00 r8:85c783ac r7:82804d40 r6:ddde3d80 r5:ddde3da0
 r4:85c78380
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85c78380 r8:80278fec r7:ea629e60 r6:85c78d00 r5:85bebc00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea669fb0 to 0xea669ff8)
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
 r4:8584e440
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/0:258:6334 blocked for more than 454 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:258   state:D stack:0     pid:6334  tgid:6334  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a653b0>] (__schedule_loop kernel/sched/core.c:7011 [inline])
[<81a6441c>] (__schedule) from [<81a653b0>] (schedule+0x2c/0x130 kernel/sched/core.c:7026)
 r10:ea6e5d84 r9:00000002 r8:600e0113 r7:829171a0 r6:ea6e5d8c r5:855bbc00
 r4:855bbc00
[<81a65384>] (schedule) from [<81a65798>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:7083)
 r5:855bbc00 r4:8291719c
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock_common kernel/locking/mutex.c:676 [inline])
[<81a65780>] (schedule_preempt_disabled) from [<81a68348>] (__mutex_lock.constprop.0+0x350/0xa24 kernel/locking/mutex.c:760)
[<81a67ff8>] (__mutex_lock.constprop.0) from [<81a68af0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1049)
 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea6e5e08
 r4:00000000
[<81a68adc>] (__mutex_lock_slowpath) from [<81a68b30>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:274)
[<81a68af4>] (mutex_lock) from [<804ea37c>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2918)
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84cb65c0
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018405 r8:855bbc00 r7:00000000 r6:83018400 r5:00001000 r4:7f252000
[<80559058>] (execmem_free) from [<803c5fb0>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1052)
 r5:00001000 r4:df9ef000
[<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)
 r5:857a938c r4:85d2cd00
[<803c72f8>] (bpf_prog_free_deferred) from [<802785a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3263)
 r7:dddcfd80 r6:83018400 r5:857a938c r4:85d2cd00
[<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 r9:855bbc00 r8:85d2cd2c r7:82804d40 r6:dddcfd80 r5:dddcfda0
 r4:85d2cd00
[<80278fec>] (worker_thread) from [<8028020c>] (kthread+0x12c/0x280 kernel/kthread.c:463)
 r10:00000000 r9:85d2cd00 r8:80278fec r7:ea6a1e60 r6:85d2c080 r5:855bbc00
 r4:00000001
[<802800e0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xea6e5fb0 to 0xea6e5ff8)
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
 r4:85ab0b40
INFO: task kworker/0:258:6334 is blocked on a mutex likely owned by task kworker/1:282:6189.
task:kworker/1:282   state:R  running task     stack:0     pid:6189  tgid:6189  ppid:2      task_flags:0x4208060 flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<81a6441c>] (__schedule) from [<81a657e4>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7256)
 r10:8280c9b4 r9:85bebc00 r8:80200c04 r7:ea669d54 r6:ffffffff r5:85bebc00
 r4:00000000
[<81a657a4>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18)
Exception stack(0xea669d20 to 0xea669d68)
9d20: cb4b4000 ec0c1000 00000001 80239bf8 7f00d000 00000001 82acb1c4 82aca5a0
9d40: 7f00d000 ec0c1000 8280c9b4 ea669d9c ea669da0 ea669d70 80230af0 80239c10
9d60: 80000013 ffffffff
 r5:80000013 r4:80239c10
[<80230a8c>] (flush_tlb_kernel_range) from [<804ea140>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2342)
 r4:82acb1e4
[<804e9ebc>] (__purge_vmap_area_lazy) from [<804ea4f8>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2957)
 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea669dc0 r5:ea669e08
 r4:ea669dc0
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vm_reset_perms mm/vmalloc.c:3349 [inline])
[<804ea314>] (_vm_unmap_aliases) from [<804ee15c>] (vfree+0x16c/0x210 mm/vmalloc.c:3428)
 r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858d7f40
 r4:00000000
[<804edff0>] (vfree) from [<80559088>] (execmem_free+0x30/0x50 mm/execmem.c:503)
 r9:83018605 r8:85bebc00 r7:00000000 r6:83018600 r5:00001000 r4:7f250000