Bluetooth: hci0: command 0x0419 tx timeout ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4285 at kernel/workqueue.c:1453 __queue_work+0xde8/0x1054 kernel/workqueue.c:1453 Modules linked in: CPU: 0 PID: 4285 Comm: kworker/0:13 Not tainted 5.15.185-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Workqueue: events hci_cmd_timeout pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __queue_work+0xde8/0x1054 kernel/workqueue.c:1453 lr : __queue_work+0xde8/0x1054 kernel/workqueue.c:1453 sp : ffff80001fde7a20 x29: ffff80001fde7a60 x28: ffff0001a10fc100 x27: ffff0000cdd86000 x26: 0000000000000008 x25: dfff800000000000 x24: ffff0000cdd861c0 x23: 1fffe00019bb0c38 x22: ffff0000ce771b48 x21: 1fffe00019cee369 x20: 00000000000b0012 x19: ffff0000dcc20b30 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000082bf3c8 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff8000081e67c8 x8 : ffff0000ce771b40 x7 : 0000000000000000 x6 : 0000000000000001 x5 : ffff80001fde72d8 x4 : 0000000000000000 x3 : ffff8000081e58ec x2 : ffff0000dcc20b30 x1 : 0000000000200000 x0 : 0000000000000000 Call trace: __queue_work+0xde8/0x1054 kernel/workqueue.c:1453 queue_work_on+0xc4/0x17c kernel/workqueue.c:1559 queue_work include/linux/workqueue.h:512 [inline] hci_cmd_timeout+0x194/0x200 net/bluetooth/hci_core.c:2788 process_one_work+0x79c/0x1140 kernel/workqueue.c:2310 worker_thread+0x8f4/0x101c kernel/workqueue.c:2457 kthread+0x374/0x454 kernel/kthread.c:334 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 182614 hardirqs last enabled at (182613): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (182614): [] queue_work_on+0x7c/0x17c kernel/workqueue.c:1556 softirqs last enabled at (182598): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (182598): [] handle_softirqs+0xa4c/0xbf0 kernel/softirq.c:604 softirqs last disabled at (182583): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (182583): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (182583): [] do_softirq+0xfc/0x1b0 kernel/softirq.c:477 ---[ end trace ff4738833f306b0b ]---