linux-kernel - Re: KASAN: use-after-free Write in hci_sock

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Date:   Fri, 22 Mar 2019 05:04:00 -0700
From:   syzbot <syzbot+b364ed862aa07c74bc62@...kaller.appspotmail.com>
To:     davem@...emloft.net, johan.hedberg@...il.com,
        linux-bluetooth@...r.kernel.org, linux-kbuild@...r.kernel.org,
        linux-kernel@...r.kernel.org, marcel@...tmann.org, mmarek@...e.com,
        netdev@...r.kernel.org, syzkaller-bugs@...glegroups.com,
        torvalds@...ux-foundation.org
Subject: Re: KASAN: use-after-free Write in hci_sock_release

syzbot has bisected this bug to:

commit c470abd4fde40ea6a0846a2beab642a578c0b8cd
Author: Linus Torvalds <torvalds@...ux-foundation.org>
Date:   Sun Feb 19 22:34:00 2017 +0000

     Linux 4.10

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=1664c6df200000
start commit:   c470abd4 Linux 4.10
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=7308e68273924137
dashboard link: https://syzkaller.appspot.com/bug?extid=b364ed862aa07c74bc62
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=152532bb400000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=13f73320c00000

Reported-by: syzbot+b364ed862aa07c74bc62@...kaller.appspotmail.com
Fixes: c470abd4fde4 ("Linux 4.10")

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