INFO: task kworker/0:2:45 blocked for more than 430 seconds.
      Not tainted 6.9.0-rc4-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:2     state:D stack:0     pid:45    tgid:45    ppid:2      flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<818c2fc8>] (__schedule) from [<818c3c04>] (__schedule_loop kernel/sched/core.c:6823 [inline])
[<818c2fc8>] (__schedule) from [<818c3c04>] (schedule+0x2c/0xfc kernel/sched/core.c:6838)
 r10:82c16005 r9:00000000 r8:82714be8 r7:00000002 r6:df919d94 r5:82e56c00
 r4:82e56c00
[<818c3bd8>] (schedule) from [<818c4214>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895)
 r5:82e56c00 r4:82714be4
[<818c41fc>] (schedule_preempt_disabled) from [<818c6af4>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline])
[<818c41fc>] (schedule_preempt_disabled) from [<818c6af4>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752)
[<818c680c>] (__mutex_lock.constprop.0) from [<818c73c0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040)
 r10:82c16005 r9:df919e20 r8:00000000 r7:ffffffff r6:00000000 r5:84c64d80
 r4:00000000
[<818c73ac>] (__mutex_lock_slowpath) from [<818c7400>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286)
[<818c73c4>] (mutex_lock) from [<8049c618>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2804)
[<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vm_reset_perms mm/vmalloc.c:3251 [inline])
[<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3330)
 r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c64d80
 r4:00000000
[<804a0338>] (vfree) from [<802ed950>] (module_memfree+0x30/0x50 kernel/module/main.c:1189)
 r9:82e56c00 r8:00000080 r7:00000000 r6:82c16000 r5:00001000 r4:7f00b000
[<802ed920>] (module_memfree) from [<80391538>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058)
 r5:00001000 r4:df963000
[<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline])
[<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228)
[<80391690>] (bpf_jit_free) from [<803927e0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783)
 r5:847a8b54 r4:847a8800
[<80392694>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254)
 r7:dddd00c0 r6:82c16000 r5:847a8b54 r4:82f56a00
[<80266454>] (process_one_work) from [<80267330>] (process_scheduled_works kernel/workqueue.c:3335 [inline])
[<80266454>] (process_one_work) from [<80267330>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416)
 r10:82e56c00 r9:82f56a2c r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0
 r4:82f56a00
[<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388)
 r10:00000000 r9:df83de90 r8:82f59140 r7:82f56a00 r6:80267144 r5:82e56c00
 r4:82f59040
[<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134)
Exception stack(0xdf919fb0 to 0xdf919ff8)
9fa0:                                     00000000 00000000 00000000 00000000
9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
9fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026ff40 r4:82f59040
INFO: task kworker/1:1:88 blocked for more than 430 seconds.
      Not tainted 6.9.0-rc4-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:1     state:D stack:0     pid:88    tgid:88    ppid:2      flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<818c2fc8>] (__schedule) from [<818c3c04>] (__schedule_loop kernel/sched/core.c:6823 [inline])
[<818c2fc8>] (__schedule) from [<818c3c04>] (schedule+0x2c/0xfc kernel/sched/core.c:6838)
 r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:df955d94 r5:83486c00
 r4:83486c00
[<818c3bd8>] (schedule) from [<818c4214>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895)
 r5:83486c00 r4:82714be4
[<818c41fc>] (schedule_preempt_disabled) from [<818c6af4>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline])
[<818c41fc>] (schedule_preempt_disabled) from [<818c6af4>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752)
[<818c680c>] (__mutex_lock.constprop.0) from [<818c73c0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040)
 r10:82c16205 r9:df955e20 r8:00000000 r7:ffffffff r6:00000000 r5:8472a040
 r4:00000000
[<818c73ac>] (__mutex_lock_slowpath) from [<818c7400>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286)
[<818c73c4>] (mutex_lock) from [<8049c618>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2804)
[<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vm_reset_perms mm/vmalloc.c:3251 [inline])
[<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3330)
 r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8472a040
 r4:00000000
[<804a0338>] (vfree) from [<802ed950>] (module_memfree+0x30/0x50 kernel/module/main.c:1189)
 r9:83486c00 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f02f000
[<802ed920>] (module_memfree) from [<80391538>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058)
 r5:00001000 r4:dfc21000
[<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline])
[<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228)
[<80391690>] (bpf_jit_free) from [<803927e0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783)
 r5:84e3ef54 r4:84e3ec00
[<80392694>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254)
 r7:ddde40c0 r6:82c16200 r5:84e3ef54 r4:82e99f80
[<80266454>] (process_one_work) from [<80267330>] (process_scheduled_works kernel/workqueue.c:3335 [inline])
[<80266454>] (process_one_work) from [<80267330>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416)
 r10:83486c00 r9:82e99fac r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0
 r4:82e99f80
[<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388)
 r10:00000000 r9:df879e90 r8:82ecf840 r7:82e99f80 r6:80267144 r5:83486c00
 r4:82ecf7c0
[<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134)
Exception stack(0xdf955fb0 to 0xdf955ff8)
5fa0:                                     00000000 00000000 00000000 00000000
5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
5fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026ff40 r4:82ecf7c0
INFO: task kworker/1:50:4212 blocked for more than 430 seconds.
      Not tainted 6.9.0-rc4-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:50    state:D stack:0     pid:4212  tgid:4212  ppid:2      flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<818c2fc8>] (__schedule) from [<818c3c04>] (__schedule_loop kernel/sched/core.c:6823 [inline])
[<818c2fc8>] (__schedule) from [<818c3c04>] (schedule+0x2c/0xfc kernel/sched/core.c:6838)
 r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:e0615d94 r5:83ee6000
 r4:83ee6000
[<818c3bd8>] (schedule) from [<818c4214>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895)
 r5:83ee6000 r4:82714be4
[<818c41fc>] (schedule_preempt_disabled) from [<818c6af4>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline])
[<818c41fc>] (schedule_preempt_disabled) from [<818c6af4>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752)
[<818c680c>] (__mutex_lock.constprop.0) from [<818c73c0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040)
 r10:82c16205 r9:e0615e20 r8:00000000 r7:ffffffff r6:00000000 r5:84e70a40
 r4:00000000
[<818c73ac>] (__mutex_lock_slowpath) from [<818c7400>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286)
[<818c73c4>] (mutex_lock) from [<8049c618>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2804)
[<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vm_reset_perms mm/vmalloc.c:3251 [inline])
[<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3330)
 r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e70a40
 r4:00000000
[<804a0338>] (vfree) from [<802ed950>] (module_memfree+0x30/0x50 kernel/module/main.c:1189)
 r9:83ee6000 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f033000
[<802ed920>] (module_memfree) from [<80391538>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058)
 r5:00001000 r4:dfc85000
[<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline])
[<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228)
[<80391690>] (bpf_jit_free) from [<803927e0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783)
 r5:84e3f354 r4:84e3f000
[<80392694>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254)
 r7:ddde40c0 r6:82c16200 r5:84e3f354 r4:845d3f80
[<80266454>] (process_one_work) from [<80267330>] (process_scheduled_works kernel/workqueue.c:3335 [inline])
[<80266454>] (process_one_work) from [<80267330>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416)
 r10:83ee6000 r9:845d3fac r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0
 r4:845d3f80
[<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388)
 r10:00000000 r9:dfdfde90 r8:84e1d680 r7:845d3f80 r6:80267144 r5:83ee6000
 r4:84e1dc80
[<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134)
Exception stack(0xe0615fb0 to 0xe0615ff8)
5fa0:                                     00000000 00000000 00000000 00000000
5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
5fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026ff40 r4:84e1dc80
INFO: task kworker/0:54:4253 blocked for more than 430 seconds.
      Not tainted 6.9.0-rc4-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:54    state:D stack:0     pid:4253  tgid:4253  ppid:2      flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<818c2fc8>] (__schedule) from [<818c3c04>] (__schedule_loop kernel/sched/core.c:6823 [inline])
[<818c2fc8>] (__schedule) from [<818c3c04>] (schedule+0x2c/0xfc kernel/sched/core.c:6838)
 r10:82c16005 r9:00000000 r8:82714be8 r7:00000002 r6:dfb49d94 r5:84c1a400
 r4:84c1a400
[<818c3bd8>] (schedule) from [<818c4214>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895)
 r5:84c1a400 r4:82714be4
[<818c41fc>] (schedule_preempt_disabled) from [<818c6af4>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline])
[<818c41fc>] (schedule_preempt_disabled) from [<818c6af4>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752)
[<818c680c>] (__mutex_lock.constprop.0) from [<818c73c0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040)
 r10:82c16005 r9:dfb49e20 r8:00000000 r7:ffffffff r6:00000000 r5:84e74ec0
 r4:00000000
[<818c73ac>] (__mutex_lock_slowpath) from [<818c7400>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286)
[<818c73c4>] (mutex_lock) from [<8049c618>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2804)
[<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vm_reset_perms mm/vmalloc.c:3251 [inline])
[<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3330)
 r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e74ec0
 r4:00000000
[<804a0338>] (vfree) from [<802ed950>] (module_memfree+0x30/0x50 kernel/module/main.c:1189)
 r9:84c1a400 r8:00000080 r7:00000000 r6:82c16000 r5:00001000 r4:7f03d000
[<802ed920>] (module_memfree) from [<80391538>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058)
 r5:00001000 r4:dfae1000
[<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline])
[<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228)
[<80391690>] (bpf_jit_free) from [<803927e0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783)
 r5:847ab354 r4:847ab000
[<80392694>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254)
 r7:dddd00c0 r6:82c16000 r5:847ab354 r4:84449480
[<80266454>] (process_one_work) from [<80267330>] (process_scheduled_works kernel/workqueue.c:3335 [inline])
[<80266454>] (process_one_work) from [<80267330>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416)
 r10:84c1a400 r9:844494ac r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0
 r4:84449480
[<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388)
 r10:00000000 r9:dfaa5e90 r8:84e6f6c0 r7:84449480 r6:80267144 r5:84c1a400
 r4:84e6ff40
[<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134)
Exception stack(0xdfb49fb0 to 0xdfb49ff8)
9fa0:                                     00000000 00000000 00000000 00000000
9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
9fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026ff40 r4:84e6ff40
INFO: task kworker/0:55:4256 blocked for more than 430 seconds.
      Not tainted 6.9.0-rc4-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:55    state:D stack:0     pid:4256  tgid:4256  ppid:2      flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<818c2fc8>] (__schedule) from [<818c3c04>] (__schedule_loop kernel/sched/core.c:6823 [inline])
[<818c2fc8>] (__schedule) from [<818c3c04>] (schedule+0x2c/0xfc kernel/sched/core.c:6838)
 r10:82c16005 r9:00000000 r8:82714be8 r7:00000002 r6:dfb81d94 r5:84dcbc00
 r4:84dcbc00
[<818c3bd8>] (schedule) from [<818c4214>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895)
 r5:84dcbc00 r4:82714be4
[<818c41fc>] (schedule_preempt_disabled) from [<818c6af4>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline])
[<818c41fc>] (schedule_preempt_disabled) from [<818c6af4>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752)
[<818c680c>] (__mutex_lock.constprop.0) from [<818c73c0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040)
 r10:82c16005 r9:dfb81e20 r8:00000000 r7:ffffffff r6:00000000 r5:84e6ce40
 r4:00000000
[<818c73ac>] (__mutex_lock_slowpath) from [<818c7400>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286)
[<818c73c4>] (mutex_lock) from [<8049c618>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2804)
[<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vm_reset_perms mm/vmalloc.c:3251 [inline])
[<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3330)
 r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e6ce40
 r4:00000000
[<804a0338>] (vfree) from [<802ed950>] (module_memfree+0x30/0x50 kernel/module/main.c:1189)
 r9:84dcbc00 r8:00000080 r7:00000000 r6:82c16000 r5:00001000 r4:7f029000
[<802ed920>] (module_memfree) from [<80391538>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058)
 r5:00001000 r4:df9df000
[<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline])
[<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228)
[<80391690>] (bpf_jit_free) from [<803927e0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783)
 r5:84e3cb54 r4:84e3c800
[<80392694>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254)
 r7:dddd00c0 r6:82c16000 r5:84e3cb54 r4:84449400
[<80266454>] (process_one_work) from [<80267330>] (process_scheduled_works kernel/workqueue.c:3335 [inline])
[<80266454>] (process_one_work) from [<80267330>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416)
 r10:84dcbc00 r9:8444942c r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0
 r4:84449400
[<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388)
 r10:00000000 r9:dfb49e90 r8:84e76ac0 r7:84449400 r6:80267144 r5:84dcbc00
 r4:84e6fb80
[<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134)
Exception stack(0xdfb81fb0 to 0xdfb81ff8)
1fa0:                                     00000000 00000000 00000000 00000000
1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
1fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026ff40 r4:84e6fb80
INFO: task kworker/1:52:4262 blocked for more than 430 seconds.
      Not tainted 6.9.0-rc4-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:52    state:D stack:0     pid:4262  tgid:4262  ppid:2      flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<818c2fc8>] (__schedule) from [<818c3c04>] (__schedule_loop kernel/sched/core.c:6823 [inline])
[<818c2fc8>] (__schedule) from [<818c3c04>] (schedule+0x2c/0xfc kernel/sched/core.c:6838)
 r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:dfc25d94 r5:84dce000
 r4:84dce000
[<818c3bd8>] (schedule) from [<818c4214>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895)
 r5:84dce000 r4:82714be4
[<818c41fc>] (schedule_preempt_disabled) from [<818c6af4>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline])
[<818c41fc>] (schedule_preempt_disabled) from [<818c6af4>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752)
[<818c680c>] (__mutex_lock.constprop.0) from [<818c73c0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040)
 r10:82c16205 r9:dfc25e20 r8:00000000 r7:ffffffff r6:00000000 r5:84c67c00
 r4:00000000
[<818c73ac>] (__mutex_lock_slowpath) from [<818c7400>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286)
[<818c73c4>] (mutex_lock) from [<8049c618>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2804)
[<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vm_reset_perms mm/vmalloc.c:3251 [inline])
[<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3330)
 r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c67c00
 r4:00000000
[<804a0338>] (vfree) from [<802ed950>] (module_memfree+0x30/0x50 kernel/module/main.c:1189)
 r9:84dce000 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f031000
[<802ed920>] (module_memfree) from [<80391538>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058)
 r5:00001000 r4:dfc5f000
[<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline])
[<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228)
[<80391690>] (bpf_jit_free) from [<803927e0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783)
 r5:84e3cf54 r4:84e3cc00
[<80392694>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254)
 r7:ddde40c0 r6:82c16200 r5:84e3cf54 r4:84e7a280
[<80266454>] (process_one_work) from [<80267330>] (process_scheduled_works kernel/workqueue.c:3335 [inline])
[<80266454>] (process_one_work) from [<80267330>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416)
 r10:84dce000 r9:84e7a2ac r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0
 r4:84e7a280
[<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388)
 r10:00000000 r9:e0615e90 r8:84e17ac0 r7:84e7a280 r6:80267144 r5:84dce000
 r4:84735180
[<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134)
Exception stack(0xdfc25fb0 to 0xdfc25ff8)
5fa0:                                     00000000 00000000 00000000 00000000
5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
5fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026ff40 r4:84735180
INFO: task kworker/1:53:4265 blocked for more than 430 seconds.
      Not tainted 6.9.0-rc4-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:53    state:D stack:0     pid:4265  tgid:4265  ppid:2      flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<818c2fc8>] (__schedule) from [<818c3c04>] (__schedule_loop kernel/sched/core.c:6823 [inline])
[<818c2fc8>] (__schedule) from [<818c3c04>] (schedule+0x2c/0xfc kernel/sched/core.c:6838)
 r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:dfbb1d94 r5:84dcec00
 r4:84dcec00
[<818c3bd8>] (schedule) from [<818c4214>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895)
 r5:84dcec00 r4:82714be4
[<818c41fc>] (schedule_preempt_disabled) from [<818c6af4>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline])
[<818c41fc>] (schedule_preempt_disabled) from [<818c6af4>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752)
[<818c680c>] (__mutex_lock.constprop.0) from [<818c73c0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040)
 r10:82c16205 r9:dfbb1e20 r8:00000000 r7:ffffffff r6:00000000 r5:84e6c5c0
 r4:00000000
[<818c73ac>] (__mutex_lock_slowpath) from [<818c7400>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286)
[<818c73c4>] (mutex_lock) from [<8049c618>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2804)
[<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vm_reset_perms mm/vmalloc.c:3251 [inline])
[<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3330)
 r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e6c5c0
 r4:00000000
[<804a0338>] (vfree) from [<802ed950>] (module_memfree+0x30/0x50 kernel/module/main.c:1189)
 r9:84dcec00 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f053000
[<802ed920>] (module_memfree) from [<80391538>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058)
 r5:00001000 r4:e04ef000
[<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline])
[<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228)
[<80391690>] (bpf_jit_free) from [<803927e0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783)
 r5:84e3e354 r4:84e3e000
[<80392694>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254)
 r7:ddde40c0 r6:82c16200 r5:84e3e354 r4:84e7a200
[<80266454>] (process_one_work) from [<80267330>] (process_scheduled_works kernel/workqueue.c:3335 [inline])
[<80266454>] (process_one_work) from [<80267330>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416)
 r10:84dcec00 r9:84e7a22c r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0
 r4:84e7a200
[<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388)
 r10:00000000 r9:e0615e90 r8:84c671c0 r7:84e7a200 r6:80267144 r5:84dcec00
 r4:84c67ac0
[<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134)
Exception stack(0xdfbb1fb0 to 0xdfbb1ff8)
1fa0:                                     00000000 00000000 00000000 00000000
1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
1fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026ff40 r4:84c67ac0
INFO: task kworker/0:56:4266 blocked for more than 430 seconds.
      Not tainted 6.9.0-rc4-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:56    state:D stack:0     pid:4266  tgid:4266  ppid:2      flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<818c2fc8>] (__schedule) from [<818c3c04>] (__schedule_loop kernel/sched/core.c:6823 [inline])
[<818c2fc8>] (__schedule) from [<818c3c04>] (schedule+0x2c/0xfc kernel/sched/core.c:6838)
 r10:82c16005 r9:00000000 r8:82714be8 r7:00000002 r6:dfbe5d94 r5:84dcd400
 r4:84dcd400
[<818c3bd8>] (schedule) from [<818c4214>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895)
 r5:84dcd400 r4:82714be4
[<818c41fc>] (schedule_preempt_disabled) from [<818c6af4>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline])
[<818c41fc>] (schedule_preempt_disabled) from [<818c6af4>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752)
[<818c680c>] (__mutex_lock.constprop.0) from [<818c73c0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040)
 r10:82c16005 r9:dfbe5e20 r8:00000000 r7:ffffffff r6:00000000 r5:84e7bc80
 r4:00000000
[<818c73ac>] (__mutex_lock_slowpath) from [<818c7400>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286)
[<818c73c4>] (mutex_lock) from [<8049c618>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2804)
[<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vm_reset_perms mm/vmalloc.c:3251 [inline])
[<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3330)
 r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e7bc80
 r4:00000000
[<804a0338>] (vfree) from [<802ed950>] (module_memfree+0x30/0x50 kernel/module/main.c:1189)
 r9:84dcd400 r8:00000080 r7:00000000 r6:82c16000 r5:00001000 r4:7f02d000
[<802ed920>] (module_memfree) from [<80391538>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058)
 r5:00001000 r4:dfa77000
[<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline])
[<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228)
[<80391690>] (bpf_jit_free) from [<803927e0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783)
 r5:84e3d754 r4:84e3d400
[<80392694>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254)
 r7:dddd00c0 r6:82c16000 r5:84e3d754 r4:84449500
[<80266454>] (process_one_work) from [<80267330>] (process_scheduled_works kernel/workqueue.c:3335 [inline])
[<80266454>] (process_one_work) from [<80267330>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416)
 r10:84dcd400 r9:8444952c r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0
 r4:84449500
[<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388)
 r10:00000000 r9:dfb81e90 r8:84735180 r7:84449500 r6:80267144 r5:84dcd400
 r4:84e6fb80
[<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134)
Exception stack(0xdfbe5fb0 to 0xdfbe5ff8)
5fa0:                                     00000000 00000000 00000000 00000000
5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
5fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026ff40 r4:84e6fb80
INFO: task kworker/1:54:4268 blocked for more than 430 seconds.
      Not tainted 6.9.0-rc4-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:54    state:D stack:0     pid:4268  tgid:4268  ppid:2      flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<818c2fc8>] (__schedule) from [<818c3c04>] (__schedule_loop kernel/sched/core.c:6823 [inline])
[<818c2fc8>] (__schedule) from [<818c3c04>] (schedule+0x2c/0xfc kernel/sched/core.c:6838)
 r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:dfc89d94 r5:84dca400
 r4:84dca400
[<818c3bd8>] (schedule) from [<818c4214>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895)
 r5:84dca400 r4:82714be4
[<818c41fc>] (schedule_preempt_disabled) from [<818c6af4>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline])
[<818c41fc>] (schedule_preempt_disabled) from [<818c6af4>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752)
[<818c680c>] (__mutex_lock.constprop.0) from [<818c73c0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040)
 r10:82c16205 r9:dfc89e20 r8:00000000 r7:ffffffff r6:00000000 r5:84e76600
 r4:00000000
[<818c73ac>] (__mutex_lock_slowpath) from [<818c7400>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286)
[<818c73c4>] (mutex_lock) from [<8049c618>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2804)
[<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vm_reset_perms mm/vmalloc.c:3251 [inline])
[<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3330)
 r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e76600
 r4:00000000
[<804a0338>] (vfree) from [<802ed950>] (module_memfree+0x30/0x50 kernel/module/main.c:1189)
 r9:84dca400 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f035000
[<802ed920>] (module_memfree) from [<80391538>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058)
 r5:00001000 r4:dfcd5000
[<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline])
[<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228)
[<80391690>] (bpf_jit_free) from [<803927e0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783)
 r5:84e3f754 r4:84e3f400
[<80392694>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254)
 r7:ddde40c0 r6:82c16200 r5:84e3f754 r4:84e7a380
[<80266454>] (process_one_work) from [<80267330>] (process_scheduled_works kernel/workqueue.c:3335 [inline])
[<80266454>] (process_one_work) from [<80267330>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416)
 r10:84dca400 r9:84e7a3ac r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0
 r4:84e7a380
[<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388)
 r10:00000000 r9:dfbb1e90 r8:84e70080 r7:84e7a380 r6:80267144 r5:84dca400
 r4:84e706c0
[<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134)
Exception stack(0xdfc89fb0 to 0xdfc89ff8)
9fa0:                                     00000000 00000000 00000000 00000000
9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
9fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026ff40 r4:84e706c0
INFO: task kworker/1:55:4271 blocked for more than 430 seconds.
      Not tainted 6.9.0-rc4-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:55    state:D stack:0     pid:4271  tgid:4271  ppid:2      flags:0x00000000
Workqueue: events bpf_prog_free_deferred
Call trace: 
[<818c2fc8>] (__schedule) from [<818c3c04>] (__schedule_loop kernel/sched/core.c:6823 [inline])
[<818c2fc8>] (__schedule) from [<818c3c04>] (schedule+0x2c/0xfc kernel/sched/core.c:6838)
 r10:82c16205 r9:00000000 r8:82714be8 r7:00000002 r6:dfce9d94 r5:84c18000
 r4:84c18000
[<818c3bd8>] (schedule) from [<818c4214>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6895)
 r5:84c18000 r4:82714be4
[<818c41fc>] (schedule_preempt_disabled) from [<818c6af4>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline])
[<818c41fc>] (schedule_preempt_disabled) from [<818c6af4>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752)
[<818c680c>] (__mutex_lock.constprop.0) from [<818c73c0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040)
 r10:82c16205 r9:dfce9e20 r8:00000000 r7:ffffffff r6:00000000 r5:84e76c00
 r4:00000000
[<818c73ac>] (__mutex_lock_slowpath) from [<818c7400>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286)
[<818c73c4>] (mutex_lock) from [<8049c618>] (_vm_unmap_aliases+0x60/0x2e8 mm/vmalloc.c:2804)
[<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vm_reset_perms mm/vmalloc.c:3251 [inline])
[<8049c5b8>] (_vm_unmap_aliases) from [<804a04a8>] (vfree+0x170/0x1e4 mm/vmalloc.c:3330)
 r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e76c00
 r4:00000000
[<804a0338>] (vfree) from [<802ed950>] (module_memfree+0x30/0x50 kernel/module/main.c:1189)
 r9:84c18000 r8:00000180 r7:00000000 r6:82c16200 r5:00001000 r4:7f037000
[<802ed920>] (module_memfree) from [<80391538>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058)
 r5:00001000 r4:dfd32000
[<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline])
[<80391528>] (bpf_jit_free_exec) from [<803916f8>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228)
[<80391690>] (bpf_jit_free) from [<803927e0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783)
 r5:847aaf54 r4:847aac00
[<80392694>] (bpf_prog_free_deferred) from [<8026660c>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254)
 r7:ddde40c0 r6:82c16200 r5:847aaf54 r4:84e7a300
[<80266454>] (process_one_work) from [<80267330>] (process_scheduled_works kernel/workqueue.c:3335 [inline])
[<80266454>] (process_one_work) from [<80267330>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416)
 r10:84c18000 r9:84e7a32c r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0
 r4:84e7a300
[<80267144>] (worker_thread) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388)
 r10:00000000 r9:dfbb1e90 r8:84c55400 r7:84e7a300 r6:80267144 r5:84c18000
 r4:84e76c40
[<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134)
Exception stack(0xdfce9fb0 to 0xdfce9ff8)
9fa0:                                     00000000 00000000 00000000 00000000
9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
9fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026ff40 r4:84e76c40
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
NMI backtrace for cpu 0
CPU: 0 PID: 31 Comm: khungtaskd Not tainted 6.9.0-rc4-syzkaller #0
Hardware name: ARM-Versatile Express
Call trace: 
[<818a18bc>] (dump_backtrace) from [<818a19b8>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:256)
 r7:00000000 r6:00000013 r5:60000093 r4:81fcea10
[<818a19a0>] (show_stack) from [<818bf0fc>] (__dump_stack lib/dump_stack.c:88 [inline])
[<818a19a0>] (show_stack) from [<818bf0fc>] (dump_stack_lvl+0x70/0x7c lib/dump_stack.c:114)
[<818bf08c>] (dump_stack_lvl) from [<818bf120>] (dump_stack+0x18/0x1c lib/dump_stack.c:123)
 r5:00000000 r4:00000001
[<818bf108>] (dump_stack) from [<8188ec94>] (nmi_cpu_backtrace+0x160/0x17c lib/nmi_backtrace.c:113)
[<8188eb34>] (nmi_cpu_backtrace) from [<8188ede0>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8 lib/nmi_backtrace.c:62)
 r7:00000000 r6:8260c590 r5:8261a88c r4:ffffffff
[<8188ecb0>] (nmi_trigger_cpumask_backtrace) from [<802105b4>] (arch_trigger_cpumask_backtrace+0x18/0x1c arch/arm/kernel/smp.c:851)
 r9:8260c6f4 r8:000078e8 r7:8289ffe0 r6:00007d59 r5:85286204 r4:851d9124
[<8021059c>] (arch_trigger_cpumask_backtrace) from [<8034eac8>] (trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline])
[<8021059c>] (arch_trigger_cpumask_backtrace) from [<8034eac8>] (check_hung_uninterruptible_tasks kernel/hung_task.c:223 [inline])
[<8021059c>] (arch_trigger_cpumask_backtrace) from [<8034eac8>] (watchdog+0x480/0x594 kernel/hung_task.c:380)
[<8034e648>] (watchdog) from [<80270044>] (kthread+0x104/0x134 kernel/kthread.c:388)
 r10:00000000 r9:df819e58 r8:82e982c0 r7:00000000 r6:8034e648 r5:82ee1800
 r4:82f42400
[<8026ff40>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134)
Exception stack(0xdf8ddfb0 to 0xdf8ddff8)
dfa0:                                     00000000 00000000 00000000 00000000
dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
dfe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026ff40 r4:82f42400
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 6944 Comm: syz-executor.0 Not tainted 6.9.0-rc4-syzkaller #0
Hardware name: ARM-Versatile Express
PC is at vector_swi+0x58/0x6c arch/arm/kernel/entry-common.S:190
LR is at 0x4f5cc
pc : [<802001d8>]    lr : [<0004f5cc>]    psr: 60000013
sp : eb679fb0  ip : 30c5387d  fp : 00000000
r10: 30c5387d  r9 : 0004f5cc  r8 : 40000010
r7 : 00000006  r6 : 000001f4  r5 : 00000000  r4 : 00000014
r3 : 00000000  r2 : 00000000  r1 : 00000002  r0 : 00000014
Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
Control: 30c5387d  Table: 852f3400  DAC: 00000000
Call trace: no frame pointer