------------[ cut here ]------------ workqueue: cannot queue hci_cmd_timeout on wq hci3 WARNING: kernel/workqueue.c:2298 at __queue_work+0xfd4/0x136c kernel/workqueue.c:2296, CPU#0: swapper/0/0 Modules linked in: CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted syzkaller #0 PREEMPT 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+0xfd4/0x136c kernel/workqueue.c:2296 lr : __queue_work+0xfd4/0x136c kernel/workqueue.c:2296 sp : ffff80008e987b10 x29: ffff80008e987b50 x28: dfff800000000000 x27: ffff700011d30f84 x26: ffff0000db61c800 x25: 0000000000000008 x24: ffff0000db61c9c0 x23: dfff800000000000 x22: ffff8000889a3308 x21: ffff800089fbc000 x20: ffff0000d3990a70 x19: ffff0000d3990a58 x18: 00000000ffffffff x17: ffff80008a186c80 x16: ffff80008a50dab8 x15: 0000000000000000 x14: 0000000000000000 x13: 0000000000000001 x12: 0000000000000000 x11: 0000000000000000 x10: 0000000000ff0100 x9 : f9965cec67d8fe00 x8 : f9965cec67d8fe00 x7 : ffff80008047caa0 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000000 x3 : ffff8000802f1374 x2 : 0000000000000101 x1 : ffff8000889a3300 x0 : 0000000000000000 Call trace: __queue_work+0xfd4/0x136c kernel/workqueue.c:2296 (P) delayed_work_timer_fn+0x74/0x90 kernel/workqueue.c:2539 call_timer_fn+0x194/0xa3c 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:78 call_on_irq_stack+0x30/0x48 arch/arm64/kernel/entry.S:889 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:83 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:514 [inline] el1_interrupt+0x40/0x60 arch/arm64/kernel/entry-common.c:526 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:531 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:590 __daif_local_irq_enable arch/arm64/include/asm/irqflags.h:26 [inline] (P) arch_local_irq_enable arch/arm64/include/asm/irqflags.h:48 [inline] (P) default_idle_call+0xd0/0xfc kernel/sched/idle.c:129 (P) cpuidle_idle_call kernel/sched/idle.c:199 [inline] do_idle+0x1dc/0x428 kernel/sched/idle.c:352 cpu_startup_entry+0x5c/0x74 kernel/sched/idle.c:451 rest_init+0x324/0x33c init/main.c:762 start_kernel+0x374/0x3c0 init/main.c:1220 __primary_switched+0x8c/0x94 arch/arm64/kernel/head.S:246 irq event stamp: 301421 hardirqs last enabled at (301420): [] handle_softirqs+0x1cc/0xd34 kernel/softirq.c:606 hardirqs last disabled at (301421): [] __raw_spin_lock_irq include/linux/spinlock_api_smp.h:140 [inline] hardirqs last disabled at (301421): [] _raw_spin_lock_irq+0x28/0x70 kernel/locking/spinlock.c:174 softirqs last enabled at (301324): [] softirq_handle_end kernel/softirq.c:468 [inline] softirqs last enabled at (301324): [] handle_softirqs+0xbc4/0xd34 kernel/softirq.c:650 softirqs last disabled at (301419): [] __do_softirq+0x14/0x20 kernel/softirq.c:656 ---[ end trace 0000000000000000 ]---