------------[ cut here ]------------ workqueue: cannot queue hci_cmd_timeout on wq hci1 WARNING: CPU: 0 PID: 8777 at kernel/workqueue.c:2258 __queue_work+0xe38/0x1230 kernel/workqueue.c:2256 Modules linked in: CPU: 0 UID: 0 PID: 8777 Comm: syz.2.618 Not tainted 6.15.0-rc7-syzkaller-gd7fa1af5b33e #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 604000c5 (nZCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __queue_work+0xe38/0x1230 kernel/workqueue.c:2256 lr : __queue_work+0xe38/0x1230 kernel/workqueue.c:2256 sp : ffff800080007b20 x29: ffff800080007b70 x28: dfff800000000000 x27: ffff700010000f84 x26: ffff0000dd85f800 x25: dfff800000000000 x24: 0000000000000008 x23: ffff0000dd85f9c0 x22: 0000000000000100 x21: 1fffe0001bb0bf38 x20: ffff80009282a000 x19: ffff0000e9540948 x18: 1fffe0003386aa76 x17: 0000000000000000 x16: ffff80008ad27e48 x15: ffff700011e740c0 x14: 1ffff00011e740c0 x13: 0000000000000004 x12: ffffffffffffffff x11: ffff700011e740c0 x10: 0000000000ff0100 x9 : c01169bdfaa73100 x8 : c01169bdfaa73100 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff800080007478 x4 : ffff80008f415ba0 x3 : ffff800080548ef0 x2 : 0000000000000000 x1 : 0000000100000100 x0 : 0000000000000000 Call trace: __queue_work+0xe38/0x1230 kernel/workqueue.c:2256 (P) delayed_work_timer_fn+0x74/0x90 kernel/workqueue.c:2487 call_timer_fn+0x1b4/0x818 kernel/time/timer.c:1789 expire_timers kernel/time/timer.c:1835 [inline] __run_timers kernel/time/timer.c:2414 [inline] __run_timer_base+0x54c/0x76c 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+0x328/0xc88 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+0x24/0x30 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+0x1b0/0x478 kernel/softirq.c:680 irq_exit_rcu+0x14/0x84 kernel/softirq.c:696 __el1_irq arch/arm64/kernel/entry-common.c:584 [inline] el1_interrupt+0x38/0x54 arch/arm64/kernel/entry-common.c:598 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:603 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:596 __sanitizer_cov_trace_const_cmp4+0x98/0xa0 kernel/kcov.c:316 (P) skb_free_datagram+0x20/0x30 net/core/datagram.c:323 __unix_dgram_recvmsg+0x7f8/0xb88 net/unix/af_unix.c:2505 unix_dgram_recvmsg+0xd0/0xe8 net/unix/af_unix.c:2522 sock_recvmsg_nosec+0x90/0xec net/socket.c:1017 ____sys_recvmsg+0x5e0/0x744 net/socket.c:2784 ___sys_recvmsg+0x188/0x45c net/socket.c:2828 do_recvmmsg+0x294/0x7cc net/socket.c:2923 __sys_recvmmsg net/socket.c:2997 [inline] __do_sys_recvmmsg net/socket.c:3020 [inline] __se_sys_recvmmsg net/socket.c:3013 [inline] __arm64_sys_recvmmsg+0x17c/0x238 net/socket.c:3013 __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+0x58/0x17c arch/arm64/kernel/entry-common.c:767 el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 55361 hardirqs last enabled at (55360): [] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:234 hardirqs last disabled at (55361): [] __raw_spin_lock_irq include/linux/spinlock_api_smp.h:117 [inline] hardirqs last disabled at (55361): [] _raw_spin_lock_irq+0x28/0x70 kernel/locking/spinlock.c:170 softirqs last enabled at (52196): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (52196): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (55221): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]---