netdev - Re: inconsistent lock state in sco_conn

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Date:   Sat, 12 Sep 2020 05:59:07 -0700
From:   syzbot <syzbot+65684128cd7c35bc66a1@...kaller.appspotmail.com>
To:     cgroups@...r.kernel.org, davem@...emloft.net, hannes@...xchg.org,
        johan.hedberg@...il.com, keescook@...omium.org, kennyyu@...com,
        kuba@...nel.org, linux-bluetooth@...r.kernel.org,
        linux-kernel@...r.kernel.org, lizefan@...wei.com,
        luto@...capital.net, marcel@...tmann.org, netdev@...r.kernel.org,
        syzkaller-bugs@...glegroups.com, tj@...nel.org, wad@...omium.org
Subject: Re: inconsistent lock state in sco_conn_del

syzbot has bisected this issue to:

commit 135b8b37bd91cc82f83e98fca109b80375f5317e
Author: Kenny Yu <kennyyu@...com>
Date:   Tue Jun 21 18:04:36 2016 +0000

    cgroup: Add pids controller event when fork fails because of pid limit

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=12f6d80d900000
start commit:   e8878ab8 Merge tag 'spi-fix-v5.9-rc4' of git://git.kernel...
git tree:       upstream
final oops:     https://syzkaller.appspot.com/x/report.txt?x=11f6d80d900000
console output: https://syzkaller.appspot.com/x/log.txt?x=16f6d80d900000
kernel config:  https://syzkaller.appspot.com/x/.config?x=c61610091f4ca8c4
dashboard link: https://syzkaller.appspot.com/bug?extid=65684128cd7c35bc66a1
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=121ef0fd900000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=16c3a853900000

Reported-by: syzbot+65684128cd7c35bc66a1@...kaller.appspotmail.com
Fixes: 135b8b37bd91 ("cgroup: Add pids controller event when fork fails because of pid limit")

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