syzbot suspects this issue was fixed by commit:
commit 181a42edddf51d5d9697ecdf365d72ebeab5afb0
Author: Ziyang Xuan [off-list ref]
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=140ffa0ce80000
start commit: bd6c11bc43c4 Merge tag 'net-next-6.6' of git://git.kernel...
git tree: net-next
kernel config: https://syzkaller.appspot.com/x/.config?x=634e05b4025da9da
dashboard link: https://syzkaller.appspot.com/bug?extid=dec4d528fb7a7c5d8ce3
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=145586a8680000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=13bf8dffa80000
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