------------[ cut here ]------------ workqueue: cannot queue hci_cmd_timeout on wq hci1 WARNING: CPU: 1 PID: 23 at kernel/workqueue.c:2258 __queue_work+0xe10/0x1210 kernel/workqueue.c:2256 Modules linked in: CPU: 1 UID: 0 PID: 23 Comm: ksoftirqd/1 Not tainted syzkaller #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 634000c5 (nZCv daIF +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : __queue_work+0xe10/0x1210 kernel/workqueue.c:2256 lr : __queue_work+0xe10/0x1210 kernel/workqueue.c:2256 sp : ffff800097b37860 x29: ffff800097b378b0 x28: dfff800000000000 x27: ffff700012f66f2c x26: 0000000000000008 x25: dfff800000000000 x24: ffff0000ddf1a000 x23: ffff0000ddf1a1c0 x22: 0000000000000100 x21: 1fffe0001bbe3438 x20: ffff800092c19000 x19: ffff0000ca248990 x18: 0000000000000000 x17: ffff80008519289c x16: ffff800082dee3c0 x15: 0000000000000001 x14: 1ffff00012237b10 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000000974 x10: 0000000000ff0100 x9 : 0e5d497a0b905200 x8 : 0e5d497a0b905200 x7 : ffff800080565bcc x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000000 x3 : ffff8000807d6da4 x2 : 0000000000000002 x1 : 0000000100000100 x0 : 0000000000000000 Call trace: __queue_work+0xe10/0x1210 kernel/workqueue.c:2256 (P) delayed_work_timer_fn+0x74/0x90 kernel/workqueue.c:2487 call_timer_fn+0x1b4/0x818 kernel/time/timer.c:1747 expire_timers kernel/time/timer.c:1793 [inline] __run_timers kernel/time/timer.c:2372 [inline] __run_timer_base+0x54c/0x76c kernel/time/timer.c:2384 run_timer_base kernel/time/timer.c:2393 [inline] run_timer_softirq+0xcc/0x194 kernel/time/timer.c:2403 handle_softirqs+0x328/0xc88 kernel/softirq.c:622 run_ksoftirqd+0x70/0xc0 kernel/softirq.c:1063 smpboot_thread_fn+0x4d8/0x9cc kernel/smpboot.c:160 kthread+0x5fc/0x75c kernel/kthread.c:463 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:844 irq event stamp: 911647 hardirqs last enabled at (911646): [] __local_bh_enable_ip+0x1ec/0x35c kernel/softirq.c:455 hardirqs last disabled at (911647): [] __raw_spin_lock_irq include/linux/spinlock_api_smp.h:117 [inline] hardirqs last disabled at (911647): [] _raw_spin_lock_irq+0x28/0x70 kernel/locking/spinlock.c:170 softirqs last enabled at (911620): [] softirq_handle_end kernel/softirq.c:468 [inline] softirqs last enabled at (911620): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:650 softirqs last disabled at (911625): [] run_ksoftirqd+0x70/0xc0 kernel/softirq.c:1063 ---[ end trace 0000000000000000 ]---