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workqueue: cannot queue hci_cmd_timeout on wq hci4
WARNING: kernel/workqueue.c:2298 at __queue_work+0xf6c/0x12f8 kernel/workqueue.c:2296, CPU#1: syz.4.1036/9261
Modules linked in:
CPU: 1 UID: 0 PID: 9261 Comm: syz.4.1036 Tainted: G             L      syzkaller #0 PREEMPT 
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
pstate: 634000c5 (nZCv daIF +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : __queue_work+0xf6c/0x12f8 kernel/workqueue.c:2296
lr : __queue_work+0xf6c/0x12f8 kernel/workqueue.c:2296
sp : ffff80008e8e7b10
x29: ffff80008e8e7b50 x28: dfff800000000000 x27: ffff700011d1cf84
x26: ffff0000cbcb4800 x25: 0000000000000008 x24: ffff0000cbcb49c0
x23: dfff800000000000 x22: ffff0000f1073a08 x21: 0000000000000100
x20: ffff800089f06000 x19: ffff0000cb83ca70 x18: 0000000000000000
x17: ffff8001258ac000 x16: ffff80008e8e0000 x15: 0000000000000000
x14: 0000000000000000 x13: 0000000000000001 x12: 0000000000000000
x11: 000000000000218c x10: 0000000000ff0100 x9 : 522aa7511077cf00
x8 : 522aa7511077cf00 x7 : ffff8000804886d0 x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000000 x3 : ffff8000802f13b0
x2 : 0000000100000100 x1 : ffff0000f1073a00 x0 : 0000000000000000
Call trace:
 __queue_work+0xf6c/0x12f8 kernel/workqueue.c:2296 (P)
 delayed_work_timer_fn+0x74/0x90 kernel/workqueue.c:2527
 call_timer_fn+0x19c/0xa4c kernel/time/timer.c:1748
 expire_timers kernel/time/timer.c:1794 [inline]
 __run_timers kernel/time/timer.c:2374 [inline]
 __run_timer_base+0x554/0x74c kernel/time/timer.c:2386
 run_timer_base+0x84/0x1b8 kernel/time/timer.c:2395
 run_timer_softirq+0x20/0x48 kernel/time/timer.c:2405
 handle_softirqs+0x2e4/0xd34 kernel/softirq.c:622
 __do_softirq+0x14/0x20 kernel/softirq.c:656
 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:68
 call_on_irq_stack+0x30/0x48 arch/arm64/kernel/entry.S:889
 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:73
 invoke_softirq kernel/softirq.c:503 [inline]
 __irq_exit_rcu+0x1ac/0x428 kernel/softirq.c:735
 irq_exit_rcu+0x14/0x84 kernel/softirq.c:752
 __el1_irq arch/arm64/kernel/entry-common.c:497 [inline]
 el1_interrupt+0x40/0x60 arch/arm64/kernel/entry-common.c:509
 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:514
 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:590
 write_comp_data+0x80/0x84 kernel/kcov.c:272 (P)
 ____sys_recvmsg+0xb0/0x604 net/socket.c:2899
 ___sys_recvmsg+0x16c/0x1f4 net/socket.c:2960
 do_recvmmsg+0x2a8/0x7e8 net/socket.c:3055
 __sys_recvmmsg+0x1e0/0x270 net/socket.c:3129
 __do_sys_recvmmsg net/socket.c:3152 [inline]
 __se_sys_recvmmsg net/socket.c:3145 [inline]
 __arm64_sys_recvmmsg+0xd0/0xf8 net/socket.c:3145
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:121
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:140
 el0_svc+0x60/0x25c arch/arm64/kernel/entry-common.c:723
 el0t_64_sync_handler+0x48/0x148 arch/arm64/kernel/entry-common.c:742
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:594
irq event stamp: 42105
hardirqs last  enabled at (42104): [<ffff8000867440d8>] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:187 [inline]
hardirqs last  enabled at (42104): [<ffff8000867440d8>] _raw_spin_unlock_irq+0x30/0x80 kernel/locking/spinlock.c:206
hardirqs last disabled at (42105): [<ffff800086743ef0>] __raw_spin_lock_irq include/linux/spinlock_api_smp.h:140 [inline]
hardirqs last disabled at (42105): [<ffff800086743ef0>] _raw_spin_lock_irq+0x28/0x70 kernel/locking/spinlock.c:174
softirqs last  enabled at (36806): [<ffff800080309064>] softirq_handle_end kernel/softirq.c:468 [inline]
softirqs last  enabled at (36806): [<ffff800080309064>] handle_softirqs+0xbc4/0xd34 kernel/softirq.c:650
softirqs last disabled at (42075): [<ffff8000800204b0>] __do_softirq+0x14/0x20 kernel/softirq.c:656
---[ end trace 0000000000000000 ]---