INFO: task udevd:5104 blocked for more than 143 seconds.
Not tainted 6.2.0-rc5-syzkaller-00047-g7c46948a6e9c #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:udevd state:D stack:21528 pid:5104 ppid:4434 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0x995/0xe20 kernel/sched/core.c:6606
schedule+0xcb/0x190 kernel/sched/core.c:6682
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6741
__mutex_lock_common+0xe4f/0x26e0 kernel/locking/mutex.c:679
__mutex_lock kernel/locking/mutex.c:747 [inline]
mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:799
misc_open+0x57/0x3c0 drivers/char/misc.c:129
chrdev_open+0x53b/0x5f0 fs/char_dev.c:414
do_dentry_open+0x85f/0x11b0 fs/open.c:882
do_open fs/namei.c:3557 [inline]
path_openat+0x25ba/0x2dd0 fs/namei.c:3714
do_filp_open+0x264/0x4f0 fs/namei.c:3741
do_sys_openat2+0x124/0x4e0 fs/open.c:1310
do_sys_open fs/open.c:1326 [inline]
__do_sys_openat fs/open.c:1342 [inline]
__se_sys_openat fs/open.c:1337 [inline]
__x64_sys_openat+0x243/0x290 fs/open.c:1337
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f6945d25697
RSP: 002b:00007fffd3215880 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6945d25697
RDX: 0000000000080002 RSI: 000055a64f2a1e09 RDI: 00000000ffffff9c
RBP: 000055a64f2a1e09 R08: 000055a64f2a16f0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000080002
R13: 00007fffd3216948 R14: 000055a64f8531a0 R15: 00007f694608e6c0
INFO: task udevd:5107 blocked for more than 143 seconds.
Not tainted 6.2.0-rc5-syzkaller-00047-g7c46948a6e9c #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:udevd state:D stack:22376 pid:5107 ppid:4434 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0x995/0xe20 kernel/sched/core.c:6606
schedule+0xcb/0x190 kernel/sched/core.c:6682
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6741
__mutex_lock_common+0xe4f/0x26e0 kernel/locking/mutex.c:679
__mutex_lock kernel/locking/mutex.c:747 [inline]
mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:799
misc_open+0x57/0x3c0 drivers/char/misc.c:129
chrdev_open+0x53b/0x5f0 fs/char_dev.c:414
do_dentry_open+0x85f/0x11b0 fs/open.c:882
do_open fs/namei.c:3557 [inline]
path_openat+0x25ba/0x2dd0 fs/namei.c:3714
do_filp_open+0x264/0x4f0 fs/namei.c:3741
do_sys_openat2+0x124/0x4e0 fs/open.c:1310
do_sys_open fs/open.c:1326 [inline]
__do_sys_openat fs/open.c:1342 [inline]
__se_sys_openat fs/open.c:1337 [inline]
__x64_sys_openat+0x243/0x290 fs/open.c:1337
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f6945d25697
RSP: 002b:00007fffd3215880 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6945d25697
RDX: 0000000000080002 RSI: 000055a64f2a1e09 RDI: 00000000ffffff9c
RBP: 000055a64f2a1e09 R08: 000055a64f2a16f0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000080002
R13: 00007fffd3216948 R14: 000055a64f862580 R15: 00007f694608e6c0
INFO: task udevd:5124 blocked for more than 143 seconds.
Not tainted 6.2.0-rc5-syzkaller-00047-g7c46948a6e9c #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:udevd state:D stack:21240 pid:5124 ppid:4434 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0x995/0xe20 kernel/sched/core.c:6606
schedule+0xcb/0x190 kernel/sched/core.c:6682
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6741
__mutex_lock_common+0xe4f/0x26e0 kernel/locking/mutex.c:679
__mutex_lock kernel/locking/mutex.c:747 [inline]
mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:799
misc_open+0x57/0x3c0 drivers/char/misc.c:129
chrdev_open+0x53b/0x5f0 fs/char_dev.c:414
do_dentry_open+0x85f/0x11b0 fs/open.c:882
do_open fs/namei.c:3557 [inline]
path_openat+0x25ba/0x2dd0 fs/namei.c:3714
do_filp_open+0x264/0x4f0 fs/namei.c:3741
do_sys_openat2+0x124/0x4e0 fs/open.c:1310
do_sys_open fs/open.c:1326 [inline]
__do_sys_openat fs/open.c:1342 [inline]
__se_sys_openat fs/open.c:1337 [inline]
__x64_sys_openat+0x243/0x290 fs/open.c:1337
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f6945d25697
RSP: 002b:00007fffd3215880 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6945d25697
RDX: 0000000000080002 RSI: 000055a64f2a1e09 RDI: 00000000ffffff9c
RBP: 000055a64f2a1e09 R08: 000055a64f2a16f0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000080002
R13: 00007fffd3216948 R14: 000055a64f8531a0 R15: 00007f694608e6c0
INFO: task udevd:5126 blocked for more than 144 seconds.
Not tainted 6.2.0-rc5-syzkaller-00047-g7c46948a6e9c #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:udevd state:D stack:22064 pid:5126 ppid:4434 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0x995/0xe20 kernel/sched/core.c:6606
schedule+0xcb/0x190 kernel/sched/core.c:6682
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6741
__mutex_lock_common+0xe4f/0x26e0 kernel/locking/mutex.c:679
__mutex_lock kernel/locking/mutex.c:747 [inline]
mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:799
misc_open+0x57/0x3c0 drivers/char/misc.c:129
chrdev_open+0x53b/0x5f0 fs/char_dev.c:414
do_dentry_open+0x85f/0x11b0 fs/open.c:882
do_open fs/namei.c:3557 [inline]
path_openat+0x25ba/0x2dd0 fs/namei.c:3714
do_filp_open+0x264/0x4f0 fs/namei.c:3741
do_sys_openat2+0x124/0x4e0 fs/open.c:1310
do_sys_open fs/open.c:1326 [inline]
__do_sys_openat fs/open.c:1342 [inline]
__se_sys_openat fs/open.c:1337 [inline]
__x64_sys_openat+0x243/0x290 fs/open.c:1337
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f6945d25697
RSP: 002b:00007fffd3215880 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6945d25697
RDX: 0000000000080002 RSI: 000055a64f2a1e09 RDI: 00000000ffffff9c
RBP: 000055a64f2a1e09 R08: 000055a64f2a16f0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000080002
R13: 00007fffd3216948 R14: 000055a64f8531a0 R15: 00007f694608e6c0
INFO: task kworker/1:11:5415 blocked for more than 144 seconds.
Not tainted 6.2.0-rc5-syzkaller-00047-g7c46948a6e9c #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:11 state:D stack:22144 pid:5415 ppid:2 flags:0x00004000
Workqueue: events rfkill_global_led_trigger_worker
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0x995/0xe20 kernel/sched/core.c:6606
schedule+0xcb/0x190 kernel/sched/core.c:6682
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6741
__mutex_lock_common+0xe4f/0x26e0 kernel/locking/mutex.c:679
__mutex_lock kernel/locking/mutex.c:747 [inline]
mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:799
rfkill_global_led_trigger_worker+0x1b/0xf0 net/rfkill/core.c:181
process_one_work+0x877/0xdb0 kernel/workqueue.c:2289
worker_thread+0xb14/0x1330 kernel/workqueue.c:2436
kthread+0x266/0x300 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
INFO: task udevd:5955 blocked for more than 144 seconds.
Not tainted 6.2.0-rc5-syzkaller-00047-g7c46948a6e9c #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:udevd state:D stack:20840 pid:5955 ppid:4434 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0x995/0xe20 kernel/sched/core.c:6606
schedule+0xcb/0x190 kernel/sched/core.c:6682
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6741
__mutex_lock_common+0xe4f/0x26e0 kernel/locking/mutex.c:679
__mutex_lock kernel/locking/mutex.c:747 [inline]
mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:799
misc_open+0x57/0x3c0 drivers/char/misc.c:129
chrdev_open+0x53b/0x5f0 fs/char_dev.c:414
do_dentry_open+0x85f/0x11b0 fs/open.c:882
do_open fs/namei.c:3557 [inline]
path_openat+0x25ba/0x2dd0 fs/namei.c:3714
do_filp_open+0x264/0x4f0 fs/namei.c:3741
do_sys_openat2+0x124/0x4e0 fs/open.c:1310
do_sys_open fs/open.c:1326 [inline]
__do_sys_openat fs/open.c:1342 [inline]
__se_sys_openat fs/open.c:1337 [inline]
__x64_sys_openat+0x243/0x290 fs/open.c:1337
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f6945d25697
RSP: 002b:00007fffd3215880 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6945d25697
RDX: 0000000000080002 RSI: 000055a64f2a1e09 RDI: 00000000ffffff9c
RBP: 000055a64f2a1e09 R08: 000055a64f2a16f0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000080002
R13: 00007fffd3216948 R14: 000055a64f8531a0 R15: 00007f694608e6c0
INFO: task udevd:7535 blocked for more than 145 seconds.
Not tainted 6.2.0-rc5-syzkaller-00047-g7c46948a6e9c #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:udevd state:D stack:21032 pid:7535 ppid:4434 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0x995/0xe20 kernel/sched/core.c:6606
schedule+0xcb/0x190 kernel/sched/core.c:6682
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6741
__mutex_lock_common+0xe4f/0x26e0 kernel/locking/mutex.c:679
__mutex_lock kernel/locking/mutex.c:747 [inline]
mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:799
misc_open+0x57/0x3c0 drivers/char/misc.c:129
chrdev_open+0x53b/0x5f0 fs/char_dev.c:414
do_dentry_open+0x85f/0x11b0 fs/open.c:882
do_open fs/namei.c:3557 [inline]
path_openat+0x25ba/0x2dd0 fs/namei.c:3714
do_filp_open+0x264/0x4f0 fs/namei.c:3741
do_sys_openat2+0x124/0x4e0 fs/open.c:1310
do_sys_open fs/open.c:1326 [inline]
__do_sys_openat fs/open.c:1342 [inline]
__se_sys_openat fs/open.c:1337 [inline]
__x64_sys_openat+0x243/0x290 fs/open.c:1337
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f6945d25697
RSP: 002b:00007fffd3215880 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6945d25697
RDX: 0000000000080002 RSI: 000055a64f2a1e09 RDI: 00000000ffffff9c
RBP: 000055a64f2a1e09 R08: 000055a64f2a16f0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000080002
R13: 00007fffd3216948 R14: 000055a64f852cc0 R15: 00007f694608e6c0
INFO: task udevd:7536 blocked for more than 145 seconds.
Not tainted 6.2.0-rc5-syzkaller-00047-g7c46948a6e9c #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:udevd state:D stack:22200 pid:7536 ppid:4434 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0x995/0xe20 kernel/sched/core.c:6606
schedule+0xcb/0x190 kernel/sched/core.c:6682
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6741
__mutex_lock_common+0xe4f/0x26e0 kernel/locking/mutex.c:679
__mutex_lock kernel/locking/mutex.c:747 [inline]
mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:799
misc_open+0x57/0x3c0 drivers/char/misc.c:129
chrdev_open+0x53b/0x5f0 fs/char_dev.c:414
do_dentry_open+0x85f/0x11b0 fs/open.c:882
do_open fs/namei.c:3557 [inline]
path_openat+0x25ba/0x2dd0 fs/namei.c:3714
do_filp_open+0x264/0x4f0 fs/namei.c:3741
do_sys_openat2+0x124/0x4e0 fs/open.c:1310
do_sys_open fs/open.c:1326 [inline]
__do_sys_openat fs/open.c:1342 [inline]
__se_sys_openat fs/open.c:1337 [inline]
__x64_sys_openat+0x243/0x290 fs/open.c:1337
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f6945d25697
RSP: 002b:00007fffd3215880 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6945d25697
RDX: 0000000000080002 RSI: 000055a64f2a1e09 RDI: 00000000ffffff9c
RBP: 000055a64f2a1e09 R08: 000055a64f2a16f0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000080002
R13: 00007fffd3216948 R14: 000055a64f82e340 R15: 00007f694608e6c0
INFO: task udevd:7537 blocked for more than 145 seconds.
Not tainted 6.2.0-rc5-syzkaller-00047-g7c46948a6e9c #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:udevd state:D stack:22584 pid:7537 ppid:4434 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0x995/0xe20 kernel/sched/core.c:6606
schedule+0xcb/0x190 kernel/sched/core.c:6682
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6741
__mutex_lock_common+0xe4f/0x26e0 kernel/locking/mutex.c:679
__mutex_lock kernel/locking/mutex.c:747 [inline]
mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:799
misc_open+0x57/0x3c0 drivers/char/misc.c:129
chrdev_open+0x53b/0x5f0 fs/char_dev.c:414
do_dentry_open+0x85f/0x11b0 fs/open.c:882
do_open fs/namei.c:3557 [inline]
path_openat+0x25ba/0x2dd0 fs/namei.c:3714
do_filp_open+0x264/0x4f0 fs/namei.c:3741
do_sys_openat2+0x124/0x4e0 fs/open.c:1310
do_sys_open fs/open.c:1326 [inline]
__do_sys_openat fs/open.c:1342 [inline]
__se_sys_openat fs/open.c:1337 [inline]
__x64_sys_openat+0x243/0x290 fs/open.c:1337
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f6945d25697
RSP: 002b:00007fffd3215880 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6945d25697
RDX: 0000000000080002 RSI: 000055a64f2a1e09 RDI: 00000000ffffff9c
RBP: 000055a64f2a1e09 R08: 000055a64f2a16f0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000080002
R13: 00007fffd3216948 R14: 000055a64f8531a0 R15: 00007f694608e6c0
INFO: task udevd:7538 blocked for more than 146 seconds.
Not tainted 6.2.0-rc5-syzkaller-00047-g7c46948a6e9c #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:udevd state:D stack:22584 pid:7538 ppid:4434 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0x995/0xe20 kernel/sched/core.c:6606
schedule+0xcb/0x190 kernel/sched/core.c:6682
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6741
__mutex_lock_common+0xe4f/0x26e0 kernel/locking/mutex.c:679
__mutex_lock kernel/locking/mutex.c:747 [inline]
mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:799
misc_open+0x57/0x3c0 drivers/char/misc.c:129
chrdev_open+0x53b/0x5f0 fs/char_dev.c:414
do_dentry_open+0x85f/0x11b0 fs/open.c:882
do_open fs/namei.c:3557 [inline]
path_openat+0x25ba/0x2dd0 fs/namei.c:3714
do_filp_open+0x264/0x4f0 fs/namei.c:3741
do_sys_openat2+0x124/0x4e0 fs/open.c:1310
do_sys_open fs/open.c:1326 [inline]
__do_sys_openat fs/open.c:1342 [inline]
__se_sys_openat fs/open.c:1337 [inline]
__x64_sys_openat+0x243/0x290 fs/open.c:1337
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f6945d25697
RSP: 002b:00007fffd3215880 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6945d25697
RDX: 0000000000080002 RSI: 000055a64f2a1e09 RDI: 00000000ffffff9c
RBP: 000055a64f2a1e09 R08: 000055a64f2a16f0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000080002
R13: 00007fffd3216948 R14: 000055a64f8531a0 R15: 00007f694608e6c0
Showing all locks held in the system:
1 lock held by rcu_tasks_kthre/12:
#0: ffffffff8d327010 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x30/0xd00 kernel/rcu/tasks.h:507
1 lock held by rcu_tasks_trace/13:
#0: ffffffff8d327810 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x30/0xd00 kernel/rcu/tasks.h:507
1 lock held by khungtaskd/28:
#0: ffffffff8d326e40 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
2 locks held by getty/4755:
#0: ffff88814a105098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 drivers/tty/tty_ldisc.c:244
#1: ffffc900015902f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x53b/0x1650 drivers/tty/n_tty.c:2177
1 lock held by udevd/5104:
#0: ffffffff8da74848 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 drivers/char/misc.c:129
1 lock held by udevd/5107:
#0: ffffffff8da74848 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 drivers/char/misc.c:129
1 lock held by udevd/5124:
#0: ffffffff8da74848 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 drivers/char/misc.c:129
1 lock held by udevd/5126:
#0: ffffffff8da74848 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 drivers/char/misc.c:129
3 locks held by kworker/1:11/5415:
#0: ffff888012870d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x7f2/0xdb0
#1: ffffc90004cdfd00 ((work_completion)(&rfkill_global_led_trigger_work)){+.+.}-{0:0}, at: process_one_work+0x831/0xdb0 kernel/workqueue.c:2264
#2: ffffffff8e778be8 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_global_led_trigger_worker+0x1b/0xf0 net/rfkill/core.c:181
1 lock held by udevd/5955:
#0: ffffffff8da74848 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 drivers/char/misc.c:129
1 lock held by udevd/7535:
#0: ffffffff8da74848 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 drivers/char/misc.c:129
1 lock held by udevd/7536:
#0: ffffffff8da74848 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 drivers/char/misc.c:129
1 lock held by udevd/7537:
#0: ffffffff8da74848 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 drivers/char/misc.c:129
1 lock held by udevd/7538:
#0: ffffffff8da74848 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 drivers/char/misc.c:129
1 lock held by udevd/7541:
#0: ffffffff8da74848 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 drivers/char/misc.c:129
1 lock held by udevd/7544:
#0: ffffffff8da74848 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 drivers/char/misc.c:129
1 lock held by udevd/7552:
#0: ffffffff8da74848 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 drivers/char/misc.c:129
2 locks held by syz-executor.1/12575:
#0: ffff88807ac92100 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:831 [inline]
#0: ffff88807ac92100 (&dev->mutex){....}-{3:3}, at: nfc_unregister_device+0x87/0x290 net/nfc/core.c:1165
#1: ffffffff8e778be8 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_unregister+0xcb/0x220 net/rfkill/core.c:1130
2 locks held by syz-executor.3/12587:
#0: ffffffff8e778be8 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x1b3/0x790 net/rfkill/core.c:1278
#1: ffff88807ac92100 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:831 [inline]
#1: ffff88807ac92100 (&dev->mutex){....}-{3:3}, at: nfc_dev_down+0x33/0x260 net/nfc/core.c:143
3 locks held by syz-executor.2/12604:
#0: ffffffff8da74848 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 drivers/char/misc.c:129
#1: ffff88802ad1f100 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:831 [inline]
#1: ffff88802ad1f100 (&dev->mutex){....}-{3:3}, at: nfc_register_device+0x93/0x320 net/nfc/core.c:1128
#2: ffffffff8e778be8 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_register+0x30/0x880 net/rfkill/core.c:1057
1 lock held by syz-executor.5/12616:
#0: ffffffff8da74848 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 drivers/char/misc.c:129
1 lock held by syz-executor.4/12619:
#0: ffffffff8da74848 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 drivers/char/misc.c:129
1 lock held by syz-executor.1/12765:
#0: ffffffff8da74848 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 drivers/char/misc.c:129
1 lock held by syz-executor.3/12770:
#0: ffffffff8da74848 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 drivers/char/misc.c:129
1 lock held by syz-executor.2/12771:
#0: ffffffff8da74848 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 drivers/char/misc.c:129
1 lock held by syz-executor.4/12772:
#0: ffffffff8da74848 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 drivers/char/misc.c:129
1 lock held by syz-executor.5/12773:
#0: ffffffff8da74848 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 drivers/char/misc.c:129
1 lock held by syz-executor.1/12779:
#0: ffffffff8da74848 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 drivers/char/misc.c:129
1 lock held by syz-executor.3/12782:
#0: ffffffff8da74848 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 drivers/char/misc.c:129
1 lock held by syz-executor.2/12785:
#0: ffffffff8da74848 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 drivers/char/misc.c:129
1 lock held by syz-executor.5/12786:
#0: ffffffff8da74848 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 drivers/char/misc.c:129
1 lock held by syz-executor.4/12787:
#0: ffffffff8da74848 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 drivers/char/misc.c:129
=============================================
NMI backtrace for cpu 1
CPU: 1 PID: 28 Comm: khungtaskd Not tainted 6.2.0-rc5-syzkaller-00047-g7c46948a6e9c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x1b1/0x290 lib/dump_stack.c:106
nmi_cpu_backtrace+0x46f/0x4f0 lib/nmi_backtrace.c:111
nmi_trigger_cpumask_backtrace+0x1ba/0x420 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:220 [inline]
watchdog+0xcd5/0xd20 kernel/hung_task.c:377
kthread+0x266/0x300 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 5998 Comm: kworker/u4:8 Not tainted 6.2.0-rc5-syzkaller-00047-g7c46948a6e9c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023
Workqueue: events_unbound toggle_allocation_gate
RIP: 0010:bytes_is_nonzero mm/kasan/generic.c:85 [inline]
RIP: 0010:memory_is_nonzero mm/kasan/generic.c:102 [inline]
RIP: 0010:memory_is_poisoned_n mm/kasan/generic.c:128 [inline]
RIP: 0010:memory_is_poisoned mm/kasan/generic.c:159 [inline]
RIP: 0010:check_region_inline mm/kasan/generic.c:180 [inline]
RIP: 0010:kasan_check_range+0x84/0x2e0 mm/kasan/generic.c:189
Code: da 4d 89 d6 4d 29 ce 49 83 fe 10 7f 30 4d 85 f6 0f 84 8e 01 00 00 4c 89 cb 4c 29 d3 66 2e 0f 1f 84 00 00 00 00 00 41 80 39 00 <0f> 85 e7 01 00 00 49 ff c1 48 ff c3 75 ee e9 67 01 00 00 44 89 cd
RSP: 0018:ffffc90000007ab0 EFLAGS: 00000046
RAX: 0000000000000001 RBX: ffffffffffffffff RCX: ffffffff815ac07a
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff8e969668
RBP: 000000000001ffff R08: dffffc0000000000 R09: fffffbfff1d2d2cd
R10: fffffbfff1d2d2ce R11: 1ffffffff1d2d2cd R12: ffff888148e47000
R13: dffffc0000000000 R14: 0000000000000001 R15: ffff88814a1ae1c0
FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000564ebd1262b0 CR3: 000000000d08e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
instrument_atomic_read include/linux/instrumented.h:72 [inline]
_test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline]
cpumask_test_cpu include/linux/cpumask.h:444 [inline]
cpu_online include/linux/cpumask.h:1030 [inline]
trace_workqueue_queue_work+0x7a/0x2c0 include/trace/events/workqueue.h:23
__queue_work+0x8fc/0xd60 kernel/workqueue.c:1497
call_timer_fn+0xf5/0x210 kernel/time/timer.c:1700
expire_timers kernel/time/timer.c:1746 [inline]
__run_timers+0x7b2/0x9a0 kernel/time/timer.c:2022
run_timer_softirq+0x63/0xf0 kernel/time/timer.c:2035
__do_softirq+0x277/0x738 kernel/softirq.c:571
__irq_exit_rcu+0xcf/0x150 kernel/softirq.c:650
irq_exit_rcu+0x5/0x20 kernel/softirq.c:662
sysvec_apic_timer_interrupt+0x91/0xb0 arch/x86/kernel/apic/apic.c:1107
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:csd_lock_wait kernel/smp.c:413 [inline]
RIP: 0010:smp_call_function_many_cond+0xe42/0x13d0 kernel/smp.c:987
Code: 84 c0 75 74 45 8b 26 44 89 e6 83 e6 01 31 ff e8 84 39 0b 00 41 83 e4 01 75 0e e8 59 35 0b 00 eb 4c 0f 1f 80 00 00 00 00 f3 90 <48> b8 00 00 00 00 00 fc ff df 0f b6 04 03 84 c0 75 10 41 f7 06 01
RSP: 0018:ffffc90014f87800 EFLAGS: 00000293
RAX: ffffffff8180a642 RBX: 1ffff11017328139 RCX: ffff8880250a57c0
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffffc90014f879c0 R08: ffffffff8180a60c R09: fffffbfff20fca31
R10: fffffbfff20fca31 R11: 1ffffffff20fca30 R12: 0000000000000001
R13: 0000000000000001 R14: ffff8880b99409c8 R15: ffff8880b983b280
on_each_cpu_cond_mask+0x3b/0x80 kernel/smp.c:1155
text_poke_bp_batch+0x76c/0x850
text_poke_flush arch/x86/kernel/alternative.c:2131 [inline]
text_poke_finish+0x16/0x30 arch/x86/kernel/alternative.c:2138
arch_jump_label_transform_apply+0x13/0x20 arch/x86/kernel/jump_label.c:146
static_key_enable_cpuslocked+0x129/0x250 kernel/jump_label.c:205
static_key_enable+0x16/0x20 kernel/jump_label.c:218
toggle_allocation_gate+0xb1/0x240 mm/kfence/core.c:799
process_one_work+0x877/0xdb0 kernel/workqueue.c:2289
worker_thread+0xb14/0x1330 kernel/workqueue.c:2436
kthread+0x266/0x300 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308