syzbot has bisected this issue to: commit 3ca66179e56d25f1e3ed1608241abb487c63e9b7 Author: Arseniy Krasnov <avkrasnov@xxxxxxxxxxxxxxxxx> Date: Thu Jan 30 18:43:26 2025 +0000 Bluetooth: hci_uart: fix race during initialization bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=102567f8580000 start commit: e5d3fd687aac Add linux-next specific files for 20250218 git tree: linux-next final oops: https://syzkaller.appspot.com/x/report.txt?x=122567f8580000 console output: https://syzkaller.appspot.com/x/log.txt?x=142567f8580000 kernel config: https://syzkaller.appspot.com/x/.config?x=4e945b2fe8e5992f dashboard link: https://syzkaller.appspot.com/bug?extid=ce27f6f75880d7fe265c syz repro: https://syzkaller.appspot.com/x/repro.syz?x=178f2ba4580000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=123375b0580000 Reported-by: syzbot+ce27f6f75880d7fe265c@xxxxxxxxxxxxxxxxxxxxxxxxx Fixes: 3ca66179e56d ("Bluetooth: hci_uart: fix race during initialization") For information about bisection process see: https://goo.gl/tpsmEJ#bisection