syzbot has bisected this issue to: commit 456561ba8e495e9320c1f304bf1cd3d1043cbe7b Author: Jonas Dreßler <verdre@xxxxxxx> Date: Tue Feb 6 11:08:13 2024 +0000 Bluetooth: hci_conn: Only do ACL connections sequentially bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=154f8550180000 start commit: b1d3a0e70c38 Add linux-next specific files for 20240208 git tree: linux-next final oops: https://syzkaller.appspot.com/x/report.txt?x=174f8550180000 console output: https://syzkaller.appspot.com/x/log.txt?x=134f8550180000 kernel config: https://syzkaller.appspot.com/x/.config?x=bb693ba195662a06 dashboard link: https://syzkaller.appspot.com/bug?extid=3f0a39be7a2035700868 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=11d95147e80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=107c2d8fe80000 Reported-by: syzbot+3f0a39be7a2035700868@xxxxxxxxxxxxxxxxxxxxxxxxx Fixes: 456561ba8e49 ("Bluetooth: hci_conn: Only do ACL connections sequentially") For information about bisection process see: https://goo.gl/tpsmEJ#bisection