Bluetooth: hci4: command 0x0419 tx timeout Bluetooth: hci0: command 0x0419 tx timeout Bluetooth: hci2: command 0x0419 tx timeout ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:1453 __queue_work+0xee4/0x114c kernel/workqueue.c:1453 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Not tainted 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 Workqueue: events hci_cmd_timeout pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __queue_work+0xee4/0x114c kernel/workqueue.c:1453 lr : __queue_work+0xee4/0x114c kernel/workqueue.c:1453 sp : ffff80001bce7a40 x29: ffff80001bce7a80 x28: ffff0001b4186100 x27: 0000000000000008 x26: ffff0000c9cc2800 x25: dfff800000000000 x24: ffff0000c9cc29c0 x23: 1fffe00019398538 x22: ffff0000c0943688 x21: 1fffe000181286d1 x20: 00000000000b0012 x19: ffff0000ca258b30 x18: 1fffe0003682e78e x17: 1fffe0003682e78e x16: ffff8000082ed0ac x15: ffff800014c0f2a0 x14: 1ffff0000296e06c x13: dfff800000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000c0943680 x8 : ffff8000082074b0 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff8000082064d8 x2 : ffff0000ca258b30 x1 : 0000000000200000 x0 : 0000000000000000 Call trace: __queue_work+0xee4/0x114c kernel/workqueue.c:1453 queue_work_on+0xc4/0x17c kernel/workqueue.c:1559 queue_work include/linux/workqueue.h:512 [inline] hci_cmd_timeout+0x1d0/0x204 net/bluetooth/hci_core.c:2788 process_one_work+0x790/0x11b8 kernel/workqueue.c:2310 worker_thread+0x910/0x1034 kernel/workqueue.c:2457 kthread+0x37c/0x45c kernel/kthread.c:334 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 18166 hardirqs last enabled at (18165): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (18165): [] finish_lock_switch+0xbc/0x1e8 kernel/sched/core.c:4783 hardirqs last disabled at (18166): [] queue_work_on+0x7c/0x17c kernel/workqueue.c:1556 softirqs last enabled at (18042): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (18042): [] handle_softirqs+0xb88/0xdbc kernel/softirq.c:586 softirqs last disabled at (17979): [] __do_softirq kernel/softirq.c:592 [inline] softirqs last disabled at (17979): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (17979): [] do_softirq+0xfc/0x1b0 kernel/softirq.c:459 ---[ end trace 3fdbd014fbaa0b60 ]--- Bluetooth: hci1: command 0x0419 tx timeout Bluetooth: hci3: command 0x0419 tx timeout