------------[ cut here ]------------ WARNING: CPU: 1 PID: 6219 at net/bluetooth/hci_conn.c:412 queue_work include/linux/workqueue.h:507 [inline] WARNING: CPU: 1 PID: 6219 at net/bluetooth/hci_conn.c:412 schedule_work include/linux/workqueue.h:568 [inline] WARNING: CPU: 1 PID: 6219 at net/bluetooth/hci_conn.c:412 hci_connect_le_scan_remove net/bluetooth/hci_conn.c:195 [inline] WARNING: CPU: 1 PID: 6219 at net/bluetooth/hci_conn.c:412 hci_conn_timeout+0xb9/0xc0 net/bluetooth/hci_conn.c:427 Modules linked in: CPU: 1 PID: 6219 Comm: kworker/u5:7 Not tainted 5.11.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: hci3 hci_conn_timeout RIP: 0010:hci_conn_timeout+0xb9/0xc0 net/bluetooth/hci_conn.c:412 Code: fd e7 44 ff 48 8d bb e8 02 00 00 e8 f1 e7 44 ff 48 8d 93 a0 02 00 00 5b bf 40 00 00 00 48 8b 35 6d ad d0 01 5d e9 37 2f 5b fe <0f> 0b e9 52 ff ff ff 83 ee 03 b8 01 00 00 00 40 80 fe 01 77 0f 0f RSP: 0018:ffffc900002cbe40 EFLAGS: 00010286 RAX: 00000000fffffef6 RBX: ffff888106bf3c00 RCX: 0000000000000000 RDX: 0000000000000001 RSI: ffffffff83ea802c RDI: ffff88810453a130 RBP: ffffc900002cbec8 R08: ffffffff85fe2a48 R09: ffffffff85de8750 R10: ffffffff849e8d28 R11: 0000000000000002 R12: ffff88810e3a9400 R13: 0000000000000000 R14: ffff88810453a130 R15: ffff88810453a138 FS: 0000000000000000(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f9684c17000 CR3: 000000010bd0f004 CR4: 00000000001706e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: process_one_work+0x293/0x600 kernel/workqueue.c:2275 worker_thread+0x38/0x380 kernel/workqueue.c:2421