Re: KASAN: use-after-free Write in __sco_sock_close

From: syzbot
Date: Wed Dec 16 2020 - 02:18:46 EST


syzbot suspects this issue was fixed by commit:

commit 6dfccd13db2ff2b709ef60a50163925d477549aa
Author: Anmol Karn <anmol.karan123@xxxxxxxxx>
Date: Wed Sep 30 14:18:13 2020 +0000

Bluetooth: Fix null pointer dereference in hci_event_packet()

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=14cb845b500000
start commit: 47ec5303 Merge git://git.kernel.org/pub/scm/linux/kernel/g..
git tree: upstream
kernel config: https://syzkaller.appspot.com/x/.config?x=e0c783f658542f35
dashboard link: https://syzkaller.appspot.com/bug?extid=077eca30d3cb7c02b273
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=165a89dc900000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=130a8c62900000

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: Bluetooth: Fix null pointer dereference in hci_event_packet()

For information about bisection process see: https://goo.gl/tpsmEJ#bisection