syzbot suspects this issue was fixed by commit: commit b4a221ea8a1f890b50838ef389d016c7ff280abc Author: Archie Pusaka <apusaka@xxxxxxxxxxxx> Date: Fri Jan 22 08:36:11 2021 +0000 Bluetooth: advmon offload MSFT add rssi support bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=14ef5ad6d00000 start commit: b491e6a7 net: lapb: Add locking to the lapb module git tree: net kernel config: https://syzkaller.appspot.com/x/.config?x=be33d8015c9de024 dashboard link: https://syzkaller.appspot.com/bug?extid=3ed6361bf59830ca9138 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=10628ae8d00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12964b80d00000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: Bluetooth: advmon offload MSFT add rssi support For information about bisection process see: https://goo.gl/tpsmEJ#bisection