------------[ cut here ]------------ workqueue: cannot queue hci_cmd_timeout on wq hci3 WARNING: CPU: 1 PID: 6620 at kernel/workqueue.c:2258 __queue_work+0xe94/0x1324 kernel/workqueue.c:2256 Modules linked in: CPU: 1 UID: 0 PID: 6620 Comm: syz.3.17 Not tainted 6.15.0-rc2-syzkaller-gc72692105976 #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 604000c5 (nZCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __queue_work+0xe94/0x1324 kernel/workqueue.c:2256 lr : __queue_work+0xe94/0x1324 kernel/workqueue.c:2256 sp : ffff800080017b40 x29: ffff800080017b90 x28: dfff800000000000 x27: ffff700010002f88 x26: ffff80008ff3e648 x25: ffff0000c5f79000 x24: 0000000000000008 x23: ffff0000c5f791c0 x22: 0000000000000100 x21: 1fffe00018bef238 x20: ffff80009341b000 x19: ffff0000c63ac948 x18: 0000000000000008 x17: 0000000000000000 x16: ffff80008333704c x15: 0000000000000001 x14: 1fffe000366e2322 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000000103 x10: 0000000000ff0100 x9 : 64f7d2c8f045e900 x8 : 64f7d2c8f045e900 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff8000800172d8 x4 : ffff800090035460 x3 : ffff800080750da0 x2 : 0000000000000001 x1 : 0000000100000101 x0 : 0000000000000000 Call trace: __queue_work+0xe94/0x1324 kernel/workqueue.c:2256 (P) delayed_work_timer_fn+0x74/0x90 kernel/workqueue.c:2487 call_timer_fn+0x1b4/0x8b8 kernel/time/timer.c:1789 expire_timers kernel/time/timer.c:1835 [inline] __run_timers kernel/time/timer.c:2414 [inline] __run_timer_base+0x59c/0x7b4 kernel/time/timer.c:2426 run_timer_base kernel/time/timer.c:2435 [inline] run_timer_softirq+0xcc/0x194 kernel/time/timer.c:2445 handle_softirqs+0x320/0xd34 kernel/softirq.c:579 __do_softirq+0x14/0x20 kernel/softirq.c:613 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:891 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 invoke_softirq kernel/softirq.c:460 [inline] __irq_exit_rcu+0x1d8/0x544 kernel/softirq.c:680 irq_exit_rcu+0x14/0x84 kernel/softirq.c:696 __el1_irq arch/arm64/kernel/entry-common.c:561 [inline] el1_interrupt+0x38/0x68 arch/arm64/kernel/entry-common.c:575 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:580 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:596 preempt_count arch/arm64/include/asm/preempt.h:13 [inline] (P) preempt_count_sub+0x64/0x2d8 kernel/sched/core.c:5884 (P) __schedule_loop kernel/sched/core.c:6846 [inline] schedule+0xc4/0x238 kernel/sched/core.c:6860 schedule_timeout+0xb4/0x2ac kernel/time/sleep_timeout.c:75 unix_wait_for_peer+0x1d8/0x2a8 net/unix/af_unix.c:1516 unix_dgram_sendmsg+0x970/0x16dc net/unix/af_unix.c:2118 sock_sendmsg_nosec net/socket.c:712 [inline] __sock_sendmsg net/socket.c:727 [inline] ____sys_sendmsg+0x578/0x890 net/socket.c:2566 ___sys_sendmsg net/socket.c:2620 [inline] __sys_sendmmsg+0x2fc/0x76c net/socket.c:2709 __do_sys_sendmmsg net/socket.c:2736 [inline] __se_sys_sendmmsg net/socket.c:2733 [inline] __arm64_sys_sendmmsg+0xa0/0xbc net/socket.c:2733 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 144791 hardirqs last enabled at (144790): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (144790): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (144791): [] __raw_spin_lock_irq include/linux/spinlock_api_smp.h:117 [inline] hardirqs last disabled at (144791): [] _raw_spin_lock_irq+0x28/0x70 kernel/locking/spinlock.c:170 softirqs last enabled at (136302): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (136302): [] handle_softirqs+0xb44/0xd34 kernel/softirq.c:607 softirqs last disabled at (144779): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]---