Subject: Re: [syzbot] [bluetooth?] KASAN: slab-use-after-free Read in hci_send_acl

From: syzbot <[email-masked]>
Date: Sun, 14 Jan 2024 06:37:04 -0800

syzbot suspects this issue was fixed by commit:

commit 181a42edddf51d5d9697ecdf365d72ebeab5afb0
Author: Ziyang Xuan <[email-masked]>
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=127944c1e80000
start commit:   4b2b606075e5 ipv4/fib: send notify when delete source addr..
git tree:       net
kernel config:  https://syzkaller.appspot.com/x/.config?x=d594086f139d167
dashboard link: https://syzkaller.appspot.com/bug?extid=a0c80b06ae2cb8895bc4
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=138aad9e680000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=125e0b92680000

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