syzbot has bisected this issue to: commit e305509e678b3a4af2b3cfd410f409f7cdaabb52 Author: Lin Ma <linma@xxxxxxxxxx> Date: Sun May 30 13:37:43 2021 +0000 Bluetooth: use correct lock to prevent UAF of hdev object bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=10c6e234580000 start commit: ee94b00c1a64 Merge tag 'block-6.17-20250815' of git://git... git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=12c6e234580000 console output: https://syzkaller.appspot.com/x/log.txt?x=14c6e234580000 kernel config: https://syzkaller.appspot.com/x/.config?x=98e114f4eb77e551 dashboard link: https://syzkaller.appspot.com/bug?extid=56728135217003dc6f7d syz repro: https://syzkaller.appspot.com/x/repro.syz?x=118d2234580000 Reported-by: syzbot+56728135217003dc6f7d@xxxxxxxxxxxxxxxxxxxxxxxxx Fixes: e305509e678b ("Bluetooth: use correct lock to prevent UAF of hdev object") For information about bisection process see: https://goo.gl/tpsmEJ#bisection