Bluetooth: hci0: command 0x040f tx timeout ------------[ cut here ]------------ WARNING: CPU: 1 PID: 3323 at kernel/workqueue.c:1453 __queue_work+0xee4/0x114c kernel/workqueue.c:1453 Modules linked in: CPU: 1 PID: 3323 Comm: kworker/1:2 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 : ffff800021477a40 x29: ffff800021477a80 x28: ffff0001b41a7100 x27: 0000000000000008 x26: ffff0000e47e0800 x25: dfff800000000000 x24: ffff0000e47e09c0 x23: 1fffe0001c8fc138 x22: ffff0000d2061b48 x21: 1fffe0001a40c369 x20: 00000000000b0012 x19: ffff0000cd238b30 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000082ed0ac x15: 00000000ffffffff x14: ffff0000d2061b40 x13: 000000000005f730 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d2061b40 x8 : ffff8000082074b0 x7 : 0000000000000000 x6 : 000000000005f6f8 x5 : ffff800021477178 x4 : 0000000000000000 x3 : ffff8000082064d8 x2 : ffff0000cd238b30 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: 523740 hardirqs last enabled at (523739): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (523740): [] queue_work_on+0x7c/0x17c kernel/workqueue.c:1556 softirqs last enabled at (523726): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (523724): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 2986f982702106a5 ]--- Bluetooth: hci2: command 0x041b tx timeout