------------[ cut here ]------------
WARNING: CPU: 1 PID: 12856 at kernel/workqueue.c:1638 current_wq_worker kernel/workqueue_internal.h:69 [inline]
WARNING: CPU: 1 PID: 12856 at kernel/workqueue.c:1638 is_chained_work kernel/workqueue.c:1575 [inline]
WARNING: CPU: 1 PID: 12856 at kernel/workqueue.c:1638 __queue_work+0xe48/0x1374 kernel/workqueue.c:1637
Modules linked in:
CPU: 1 PID: 12856 Comm: syz-executor.4 Not tainted 6.5.0-rc6-syzkaller-gc014c37159a1 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023
pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __queue_work+0xe48/0x1374 kernel/workqueue_internal.h:69
lr : current_wq_worker kernel/workqueue_internal.h:69 [inline]
lr : is_chained_work kernel/workqueue.c:1575 [inline]
lr : __queue_work+0xe48/0x1374 kernel/workqueue.c:1637
sp : ffff800080017b70
x29: ffff800080017bb0 x28: 1fffe00019366a69 x27: 0000000000000008
x26: ffff00013468a000 x25: dfff800000000000 x24: ffff0000c9b35348
x23: ffff00013468a1c0 x22: ffff0000c9b35340 x21: 0000000000000000
x20: 0000000000000100 x19: ffff000120a60bc0 x18: ffff800098d97400
x17: ffff80012620c000 x16: ffff80008a56ed30 x15: 0000000000000002
x14: ffff80008e0a05e8 x13: dfff800000000000 x12: 0000000033303838
x11: 0000000000000100 x10: 0000000000000100 x9 : 0000000000000000
x8 : ffff0000c9b35340 x7 : ffff80008041b8f8 x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff80008c9a2bc0
x2 : ffff000120a60bc0 x1 : 0000000000000100 x0 : 0000000000000000
Call trace:
 current_wq_worker kernel/workqueue_internal.h:69 [inline]
 is_chained_work kernel/workqueue.c:1575 [inline]
 __queue_work+0xe48/0x1374 kernel/workqueue.c:1637
 delayed_work_timer_fn+0x74/0x90 kernel/workqueue.c:1845
 call_timer_fn+0x19c/0x8cc kernel/time/timer.c:1700
 expire_timers kernel/time/timer.c:1746 [inline]
 __run_timers+0x5b4/0x734 kernel/time/timer.c:2022
 run_timer_softirq+0x7c/0x114 kernel/time/timer.c:2035
 __do_softirq+0x2d0/0xd54 kernel/softirq.c:553
 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80
 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:882
 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:85
 invoke_softirq kernel/softirq.c:434 [inline]
 __irq_exit_rcu+0x200/0x494 kernel/softirq.c:632
 irq_exit_rcu+0x14/0x84 kernel/softirq.c:644
 __el1_irq arch/arm64/kernel/entry-common.c:503 [inline]
 el1_interrupt+0x38/0x68 arch/arm64/kernel/entry-common.c:517
 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:522
 el1h_64_irq+0x64/0x68 arch/arm64/kernel/entry.S:587
 __daif_local_irq_restore arch/arm64/include/asm/irqflags.h:182 [inline]
 arch_local_irq_restore arch/arm64/include/asm/irqflags.h:202 [inline]
 lock_acquire+0x278/0x71c kernel/locking/lockdep.c:5764
 __flush_workqueue+0x14c/0x11c4 kernel/workqueue.c:3125
 drain_workqueue+0xb8/0x32c kernel/workqueue.c:3290
 hci_dev_close_sync+0x38c/0xedc net/bluetooth/hci_sync.c:5024
 hci_dev_do_close net/bluetooth/hci_core.c:554 [inline]
 hci_unregister_dev+0x1e8/0x470 net/bluetooth/hci_core.c:2731
 vhci_release+0x7c/0xcc drivers/bluetooth/hci_vhci.c:669
 __fput+0x324/0x824 fs/file_table.c:384
 ____fput+0x20/0x30 fs/file_table.c:412
 task_work_run+0x230/0x2e0 kernel/task_work.c:179
 exit_task_work include/linux/task_work.h:38 [inline]
 do_exit+0x63c/0x1f58 kernel/exit.c:874
 do_group_exit+0x194/0x22c kernel/exit.c:1024
 __do_sys_exit_group kernel/exit.c:1035 [inline]
 __se_sys_exit_group kernel/exit.c:1033 [inline]
 __wake_up_parent+0x0/0x60 kernel/exit.c:1033
 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155
 el0_svc+0x58/0x16c arch/arm64/kernel/entry-common.c:678
 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591
irq event stamp: 163425
hardirqs last  enabled at (163424): [<ffff800080020fe0>] __do_softirq+0x1b4/0xd54 kernel/softirq.c:537
hardirqs last disabled at (163425): [<ffff80008a658afc>] __raw_spin_lock_irq include/linux/spinlock_api_smp.h:117 [inline]
hardirqs last disabled at (163425): [<ffff80008a658afc>] _raw_spin_lock_irq+0x28/0x70 kernel/locking/spinlock.c:170
softirqs last  enabled at (162294): [<ffff800080033cdc>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (163423): [<ffff80008002aad4>] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80
---[ end trace 0000000000000000 ]---