INFO: task kworker/1:0:25 blocked for more than 143 seconds.
Not tainted 6.10.0-rc6-syzkaller-00210-gd270dd21bee0 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:0 state:D stack:25296 pid:25 tgid:25 ppid:2 flags:0x00004000
Workqueue: events rfkill_global_led_trigger_worker
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0xf15/0x5d00 kernel/sched/core.c:6745
__schedule_loop kernel/sched/core.c:6822 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6837
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894
__mutex_lock_common kernel/locking/mutex.c:684 [inline]
__mutex_lock+0x5b8/0x9c0 kernel/locking/mutex.c:752
rfkill_global_led_trigger_worker+0x1b/0x160 net/rfkill/core.c:182
process_one_work+0x9c5/0x1b40 kernel/workqueue.c:3248
process_scheduled_works kernel/workqueue.c:3329 [inline]
worker_thread+0x6c8/0xf30 kernel/workqueue.c:3409
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
INFO: task kworker/1:1:45 blocked for more than 143 seconds.
Not tainted 6.10.0-rc6-syzkaller-00210-gd270dd21bee0 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:1 state:D stack:25328 pid:45 tgid:45 ppid:2 flags:0x00004000
Workqueue: usb_hub_wq hub_event
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0xf15/0x5d00 kernel/sched/core.c:6745
__schedule_loop kernel/sched/core.c:6822 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6837
usb_kill_urb.part.0+0x1ca/0x250 drivers/usb/core/urb.c:713
usb_kill_urb+0x83/0xa0 drivers/usb/core/urb.c:702
usb_start_wait_urb+0x255/0x4c0 drivers/usb/core/message.c:65
usb_internal_control_msg drivers/usb/core/message.c:103 [inline]
usb_control_msg+0x327/0x4b0 drivers/usb/core/message.c:154
get_bMaxPacketSize0.constprop.0+0xa5/0x1c0 drivers/usb/core/hub.c:4805
hub_port_init+0x693/0x3a50 drivers/usb/core/hub.c:5001
hub_port_connect drivers/usb/core/hub.c:5450 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5661 [inline]
port_event drivers/usb/core/hub.c:5821 [inline]
hub_event+0x2b65/0x4e20 drivers/usb/core/hub.c:5903
process_one_work+0x9c5/0x1b40 kernel/workqueue.c:3248
process_scheduled_works kernel/workqueue.c:3329 [inline]
worker_thread+0x6c8/0xf30 kernel/workqueue.c:3409
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
INFO: task syz.4.820:7552 blocked for more than 143 seconds.
Not tainted 6.10.0-rc6-syzkaller-00210-gd270dd21bee0 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.4.820 state:D stack:26304 pid:7552 tgid:7552 ppid:5080 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0xf15/0x5d00 kernel/sched/core.c:6745
__schedule_loop kernel/sched/core.c:6822 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6837
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894
__mutex_lock_common kernel/locking/mutex.c:684 [inline]
__mutex_lock+0x5b8/0x9c0 kernel/locking/mutex.c:752
rfkill_unregister+0xde/0x2c0 net/rfkill/core.c:1149
nfc_unregister_device+0x94/0x330 net/nfc/core.c:1167
virtual_ncidev_close+0x51/0xb0 drivers/nfc/virtual_ncidev.c:172
__fput+0x408/0xbb0 fs/file_table.c:422
task_work_run+0x14e/0x250 kernel/task_work.c:180
resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
exit_to_user_mode_loop kernel/entry/common.c:114 [inline]
exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
__syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
syscall_exit_to_user_mode+0x275/0x2a0 kernel/entry/common.c:218
do_syscall_64+0xda/0x250 arch/x86/entry/common.c:89
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f2146d75bd9
RSP: 002b:00007ffedaa9dc68 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00007f2146f05a60 RCX: 00007f2146d75bd9
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 00007f2146f05a60 R08: 0000000000000006 R09: 0000001ddaa9df9f
R10: 00000000003ff800 R11: 0000000000000246 R12: 000000000005136c
R13: 0000000000000032 R14: 00007f2146f05a60 R15: 00007f2146f04038
INFO: task syz.1.827:7580 blocked for more than 144 seconds.
Not tainted 6.10.0-rc6-syzkaller-00210-gd270dd21bee0 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.1.827 state:D stack:24080 pid:7580 tgid:7574 ppid:5082 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0xf15/0x5d00 kernel/sched/core.c:6745
__schedule_loop kernel/sched/core.c:6822 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6837
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894
__mutex_lock_common kernel/locking/mutex.c:684 [inline]
__mutex_lock+0x5b8/0x9c0 kernel/locking/mutex.c:752
device_lock include/linux/device.h:1009 [inline]
nfc_dev_down+0x2d/0x2e0 net/nfc/core.c:143
nfc_rfkill_set_block+0x39/0xe0 net/nfc/core.c:179
rfkill_set_block+0x203/0x560 net/rfkill/core.c:346
rfkill_fop_write+0x2d4/0x570 net/rfkill/core.c:1305
vfs_write+0x29a/0x1140 fs/read_write.c:588
ksys_write+0x1f8/0x260 fs/read_write.c:643
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7efdcb175bd9
RSP: 002b:00007efdcbe9a048 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007efdcb304038 RCX: 00007efdcb175bd9
RDX: 0000000000000008 RSI: 0000000020000080 RDI: 0000000000000005
RBP: 00007efdcb1e4aa1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007efdcb304038 R15: 00007fff31ae0ee8
INFO: task syz-executor:7733 blocked for more than 144 seconds.
Not tainted 6.10.0-rc6-syzkaller-00210-gd270dd21bee0 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor state:D stack:28608 pid:7733 tgid:7733 ppid:1 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0xf15/0x5d00 kernel/sched/core.c:6745
__schedule_loop kernel/sched/core.c:6822 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6837
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894
__mutex_lock_common kernel/locking/mutex.c:684 [inline]
__mutex_lock+0x5b8/0x9c0 kernel/locking/mutex.c:752
rfkill_register+0x3a/0xb40 net/rfkill/core.c:1075
hci_register_dev+0x3cc/0xc60 net/bluetooth/hci_core.c:2647
__vhci_create_device+0x357/0x7e0 drivers/bluetooth/hci_vhci.c:430
vhci_create_device drivers/bluetooth/hci_vhci.c:472 [inline]
vhci_get_user drivers/bluetooth/hci_vhci.c:529 [inline]
vhci_write+0x2c7/0x470 drivers/bluetooth/hci_vhci.c:609
new_sync_write fs/read_write.c:497 [inline]
vfs_write+0x6b6/0x1140 fs/read_write.c:590
ksys_write+0x12f/0x260 fs/read_write.c:643
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f2f11b74720
RSP: 002b:00007ffd760522d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2f11b74720
RDX: 0000000000000002 RSI: 00007ffd760522ea RDI: 00000000000000ca
RBP: 00007f2f11d04a18 R08: 0000000000000000 R09: 00007f2f1283d6c0
R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000000c
R13: 0000000000000003 R14: 0000000000000009 R15: 0000000000000009
INFO: task syz.2.891:7741 blocked for more than 144 seconds.
Not tainted 6.10.0-rc6-syzkaller-00210-gd270dd21bee0 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.2.891 state:D stack:27408 pid:7741 tgid:7740 ppid:5407 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0xf15/0x5d00 kernel/sched/core.c:6745
__schedule_loop kernel/sched/core.c:6822 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6837
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894
__mutex_lock_common kernel/locking/mutex.c:684 [inline]
__mutex_lock+0x5b8/0x9c0 kernel/locking/mutex.c:752
rfkill_fop_open+0x13b/0x750 net/rfkill/core.c:1182
misc_open+0x3da/0x4c0 drivers/char/misc.c:165
chrdev_open+0x26d/0x6f0 fs/char_dev.c:414
do_dentry_open+0x91f/0x15f0 fs/open.c:955
vfs_open+0x82/0x3f0 fs/open.c:1086
do_open fs/namei.c:3654 [inline]
path_openat+0x21fc/0x2e50 fs/namei.c:3813
do_filp_open+0x1dc/0x430 fs/namei.c:3840
do_sys_openat2+0x17a/0x1e0 fs/open.c:1413
do_sys_open fs/open.c:1428 [inline]
__do_sys_openat fs/open.c:1444 [inline]
__se_sys_openat fs/open.c:1439 [inline]
__x64_sys_openat+0x175/0x210 fs/open.c:1439
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fe2d1175bd9
RSP: 002b:00007fe2d1ec0048 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007fe2d1303f60 RCX: 00007fe2d1175bd9
RDX: 0000000000000801 RSI: 0000000020000040 RDI: ffffffffffffff9c
RBP: 00007fe2d11e4aa1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007fe2d1303f60 R15: 00007ffc7962a648
INFO: task syz.3.892:7746 blocked for more than 145 seconds.
Not tainted 6.10.0-rc6-syzkaller-00210-gd270dd21bee0 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.3.892 state:D stack:26992 pid:7746 tgid:7745 ppid:5278 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0xf15/0x5d00 kernel/sched/core.c:6745
__schedule_loop kernel/sched/core.c:6822 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6837
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894
__mutex_lock_common kernel/locking/mutex.c:684 [inline]
__mutex_lock+0x5b8/0x9c0 kernel/locking/mutex.c:752
misc_open+0x59/0x4c0 drivers/char/misc.c:129
chrdev_open+0x26d/0x6f0 fs/char_dev.c:414
do_dentry_open+0x91f/0x15f0 fs/open.c:955
vfs_open+0x82/0x3f0 fs/open.c:1086
do_open fs/namei.c:3654 [inline]
path_openat+0x21fc/0x2e50 fs/namei.c:3813
do_filp_open+0x1dc/0x430 fs/namei.c:3840
do_sys_openat2+0x17a/0x1e0 fs/open.c:1413
do_sys_open fs/open.c:1428 [inline]
__do_sys_openat fs/open.c:1444 [inline]
__se_sys_openat fs/open.c:1439 [inline]
__x64_sys_openat+0x175/0x210 fs/open.c:1439
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa147174610
RSP: 002b:00007fa147fc0f00 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa147174610
RDX: 0000000000000002 RSI: 00007fa1471e331c RDI: 00000000ffffff9c
RBP: 00007fa1471e331c R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000
R13: 0000000000000071 R14: 0000000020000540 R15: 00007ffebbb886b8
INFO: task syz-executor:7747 blocked for more than 145 seconds.
Not tainted 6.10.0-rc6-syzkaller-00210-gd270dd21bee0 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor state:D stack:27392 pid:7747 tgid:7747 ppid:1 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0xf15/0x5d00 kernel/sched/core.c:6745
__schedule_loop kernel/sched/core.c:6822 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6837
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894
__mutex_lock_common kernel/locking/mutex.c:684 [inline]
__mutex_lock+0x5b8/0x9c0 kernel/locking/mutex.c:752
misc_open+0x59/0x4c0 drivers/char/misc.c:129
chrdev_open+0x26d/0x6f0 fs/char_dev.c:414
do_dentry_open+0x91f/0x15f0 fs/open.c:955
vfs_open+0x82/0x3f0 fs/open.c:1086
do_open fs/namei.c:3654 [inline]
path_openat+0x21fc/0x2e50 fs/namei.c:3813
do_filp_open+0x1dc/0x430 fs/namei.c:3840
do_sys_openat2+0x17a/0x1e0 fs/open.c:1413
do_sys_open fs/open.c:1428 [inline]
__do_sys_openat fs/open.c:1444 [inline]
__se_sys_openat fs/open.c:1439 [inline]
__x64_sys_openat+0x175/0x210 fs/open.c:1439
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fd214774591
RSP: 002b:00007ffdee1207a0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd214774591
RDX: 0000000000000002 RSI: 00007fd2147e3d5e RDI: 00000000ffffff9c
RBP: 00007fd2147e3d5e R08: 0000000000000000 R09: 00007fd21543d6c0
R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000000c
R13: 0000000000000003 R14: 0000000000000009 R15: 0000000000000009
INFO: task syz.0.893:7756 blocked for more than 145 seconds.
Not tainted 6.10.0-rc6-syzkaller-00210-gd270dd21bee0 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.0.893 state:D stack:28096 pid:7756 tgid:7753 ppid:5097 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0xf15/0x5d00 kernel/sched/core.c:6745
__schedule_loop kernel/sched/core.c:6822 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6837
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894
__mutex_lock_common kernel/locking/mutex.c:684 [inline]
__mutex_lock+0x5b8/0x9c0 kernel/locking/mutex.c:752
misc_open+0x59/0x4c0 drivers/char/misc.c:129
chrdev_open+0x26d/0x6f0 fs/char_dev.c:414
do_dentry_open+0x91f/0x15f0 fs/open.c:955
vfs_open+0x82/0x3f0 fs/open.c:1086
do_open fs/namei.c:3654 [inline]
path_openat+0x21fc/0x2e50 fs/namei.c:3813
do_filp_open+0x1dc/0x430 fs/namei.c:3840
do_sys_openat2+0x17a/0x1e0 fs/open.c:1413
do_sys_open fs/open.c:1428 [inline]
__do_sys_openat fs/open.c:1444 [inline]
__se_sys_openat fs/open.c:1439 [inline]
__x64_sys_openat+0x175/0x210 fs/open.c:1439
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f044e575bd9
RSP: 002b:00007f044f3c2048 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f044e704110 RCX: 00007f044e575bd9
RDX: 0000000000000000 RSI: 0000000020000000 RDI: ffffffffffffff9c
RBP: 00007f044e5e4aa1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007f044e704110 R15: 00007ffd8d669fb8
Showing all locks held in the system:
3 locks held by kworker/1:0/25:
#0: ffff888015480948 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x1277/0x1b40 kernel/workqueue.c:3223
#1: ffffc900001f7d80 ((work_completion)(&rfkill_global_led_trigger_work)){+.+.}-{0:0}, at: process_one_work+0x921/0x1b40 kernel/workqueue.c:3224
#2: ffffffff8fbccb88 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_global_led_trigger_worker+0x1b/0x160 net/rfkill/core.c:182
1 lock held by khungtaskd/30:
#0: ffffffff8dbb1620 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:329 [inline]
#0: ffffffff8dbb1620 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:781 [inline]
#0: ffffffff8dbb1620 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x75/0x340 kernel/locking/lockdep.c:6614
5 locks held by kworker/1:1/45:
#0: ffff88801b6f6548 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x1277/0x1b40 kernel/workqueue.c:3223
#1: ffffc90000b57d80 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x921/0x1b40 kernel/workqueue.c:3224
#2: ffff888023ea6190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:1009 [inline]
#2: ffff888023ea6190 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c1/0x4e20 drivers/usb/core/hub.c:5849
#3: ffff888023ea7518 (&port_dev->status_lock){+.+.}-{3:3}, at: usb_lock_port drivers/usb/core/hub.c:3206 [inline]
#3: ffff888023ea7518 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_port_connect drivers/usb/core/hub.c:5418 [inline]
#3: ffff888023ea7518 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_port_connect_change drivers/usb/core/hub.c:5661 [inline]
#3: ffff888023ea7518 (&port_dev->status_lock){+.+.}-{3:3}, at: port_event drivers/usb/core/hub.c:5821 [inline]
#3: ffff888023ea7518 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_event+0x2802/0x4e20 drivers/usb/core/hub.c:5903
#4: ffff888023cf0c68 (hcd->address0_mutex){+.+.}-{3:3}, at: hub_port_connect drivers/usb/core/hub.c:5419 [inline]
#4: ffff888023cf0c68 (hcd->address0_mutex){+.+.}-{3:3}, at: hub_port_connect_change drivers/usb/core/hub.c:5661 [inline]
#4: ffff888023cf0c68 (hcd->address0_mutex){+.+.}-{3:3}, at: port_event drivers/usb/core/hub.c:5821 [inline]
#4: ffff888023cf0c68 (hcd->address0_mutex){+.+.}-{3:3}, at: hub_event+0x282b/0x4e20 drivers/usb/core/hub.c:5903
2 locks held by getty/4840:
#0: ffff88802eee90a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243
#1: ffffc90002f062f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xfc8/0x1490 drivers/tty/n_tty.c:2211
1 lock held by syz-executor/5097:
#0: ffffffff8fbccb88 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_unregister+0xde/0x2c0 net/rfkill/core.c:1149
2 locks held by syz.4.820/7552:
#0: ffff88807ba93100 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:1009 [inline]
#0: ffff88807ba93100 (&dev->mutex){....}-{3:3}, at: nfc_unregister_device+0x60/0x330 net/nfc/core.c:1165
#1: ffffffff8fbccb88 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_unregister+0xde/0x2c0 net/rfkill/core.c:1149
2 locks held by syz.1.827/7580:
#0: ffffffff8fbccb88 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x16e/0x570 net/rfkill/core.c:1297
#1: ffff88807ba93100 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:1009 [inline]
#1: ffff88807ba93100 (&dev->mutex){....}-{3:3}, at: nfc_dev_down+0x2d/0x2e0 net/nfc/core.c:143
2 locks held by syz-executor/7733:
#0: ffff88805274c118 (&data->open_mutex){+.+.}-{3:3}, at: vhci_create_device drivers/bluetooth/hci_vhci.c:471 [inline]
#0: ffff88805274c118 (&data->open_mutex){+.+.}-{3:3}, at: vhci_get_user drivers/bluetooth/hci_vhci.c:529 [inline]
#0: ffff88805274c118 (&data->open_mutex){+.+.}-{3:3}, at: vhci_write+0x2bb/0x470 drivers/bluetooth/hci_vhci.c:609
#1: ffffffff8fbccb88 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_register+0x3a/0xb40 net/rfkill/core.c:1075
2 locks held by syz.2.891/7741:
#0: ffffffff8e7d4c08 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x59/0x4c0 drivers/char/misc.c:129
#1: ffffffff8fbccb88 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_open+0x13b/0x750 net/rfkill/core.c:1182
1 lock held by syz.3.892/7746:
#0: ffffffff8e7d4c08 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x59/0x4c0 drivers/char/misc.c:129
1 lock held by syz-executor/7747:
#0: ffffffff8e7d4c08 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x59/0x4c0 drivers/char/misc.c:129
1 lock held by syz.0.893/7756:
#0: ffffffff8e7d4c08 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x59/0x4c0 drivers/char/misc.c:129
1 lock held by syz-executor/7760:
#0: ffffffff8e7d4c08 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x59/0x4c0 drivers/char/misc.c:129
1 lock held by syz-executor/7761:
#0: ffffffff8e7d4c08 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x59/0x4c0 drivers/char/misc.c:129
1 lock held by syz-executor/7764:
#0: ffffffff8e7d4c08 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x59/0x4c0 drivers/char/misc.c:129
1 lock held by syz-executor/7766:
#0: ffffffff8e7d4c08 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x59/0x4c0 drivers/char/misc.c:129
1 lock held by syz-executor/7768:
#0: ffffffff8e7d4c08 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x59/0x4c0 drivers/char/misc.c:129
1 lock held by syz-executor/7770:
#0: ffffffff8e7d4c08 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x59/0x4c0 drivers/char/misc.c:129
1 lock held by syz-executor/7772:
#0: ffffffff8e7d4c08 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x59/0x4c0 drivers/char/misc.c:129
1 lock held by syz-executor/7774:
#0: ffffffff8e7d4c08 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x59/0x4c0 drivers/char/misc.c:129
1 lock held by syz-executor/7776:
#0: ffffffff8e7d4c08 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x59/0x4c0 drivers/char/misc.c:129
1 lock held by syz-executor/7778:
#0: ffffffff8e7d4c08 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x59/0x4c0 drivers/char/misc.c:129
1 lock held by syz-executor/7780:
#0: ffffffff8e7d4c08 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x59/0x4c0 drivers/char/misc.c:129
1 lock held by syz-executor/7782:
#0: ffffffff8e7d4c08 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x59/0x4c0 drivers/char/misc.c:129
1 lock held by syz-executor/7784:
#0: ffffffff8e7d4c08 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x59/0x4c0 drivers/char/misc.c:129
=============================================
NMI backtrace for cpu 1
CPU: 1 PID: 30 Comm: khungtaskd Not tainted 6.10.0-rc6-syzkaller-00210-gd270dd21bee0 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:114
nmi_cpu_backtrace+0x27b/0x390 lib/nmi_backtrace.c:113
nmi_trigger_cpumask_backtrace+0x29c/0x300 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:223 [inline]
watchdog+0xf86/0x1240 kernel/hung_task.c:379
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 12 Comm: kworker/u8:1 Not tainted 6.10.0-rc6-syzkaller-00210-gd270dd21bee0 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet
RIP: 0010:__raw_spin_unlock_bh include/linux/spinlock_api_smp.h:165 [inline]
RIP: 0010:_raw_spin_unlock_bh+0x5/0x30 kernel/locking/spinlock.c:210
Code: 9c 15 f6 5b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 53 <48> 8b 74 24 08 48 89 fb 48 8d 7f 18 e8 8a c8 80 f6 48 89 df e8 72
RSP: 0018:ffffc90000117c20 EFLAGS: 00000293
RAX: ffff888070124410 RBX: 0000000000000001 RCX: ffffffff816c46cd
RDX: ffff8880172f5a00 RSI: ffffffff8aadf030 RDI: ffff88802cdc4d20
RBP: ffff88802cdc4d20 R08: 0000000000000001 R09: fffff52000022f78
R10: 0000000000000003 R11: 0000000000000002 R12: ffff88807d777400
R13: ffff888070125c00 R14: ffff888021a66800 R15: ffff888070124400
FS: 0000000000000000(0000) GS:ffff8880b9200000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000561684d97078 CR3: 000000000d97a000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
spin_unlock_bh include/linux/spinlock.h:396 [inline]
batadv_forw_packet_steal+0x115/0x180 net/batman-adv/send.c:588
batadv_iv_send_outstanding_bat_ogm_packet+0x22f/0x8d0 net/batman-adv/bat_iv_ogm.c:1716
process_one_work+0x9c5/0x1b40 kernel/workqueue.c:3248
process_scheduled_works kernel/workqueue.c:3329 [inline]
worker_thread+0x6c8/0xf30 kernel/workqueue.c:3409
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244