syzbot suspects this issue was fixed by commit: commit 181a42edddf51d5d9697ecdf365d72ebeab5afb0 Author: Ziyang Xuan <william.xuanziyang@xxxxxxxxxx> Date: Wed Oct 11 09:57:31 2023 +0000 Bluetooth: Make handle of hci_conn be unique bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=15f7f6cee80000 start commit: ae074e2b2fd4 sfc: check for zero length in EF10 RX prefix git tree: net kernel config: https://syzkaller.appspot.com/x/.config?x=634e05b4025da9da dashboard link: https://syzkaller.appspot.com/bug?extid=d3ccfb78a0dc16ffebe3 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=13075977a80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1012d447a80000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: Bluetooth: Make handle of hci_conn be unique For information about bisection process see: https://goo.gl/tpsmEJ#bisection