netdev - Re: WARNING: held lock freed in nr

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Date:   Wed, 17 Jul 2019 03:05:00 -0700
From:   syzbot <syzbot+a34e5f3d0300163f0c87@...kaller.appspotmail.com>
To:     davem@...emloft.net, linux-hams@...r.kernel.org,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
        ralf@...ux-mips.org, syzkaller-bugs@...glegroups.com,
        xiyou.wangcong@...il.com
Subject: Re: WARNING: held lock freed in nr_release

syzbot has bisected this bug to:

commit c8c8218ec5af5d2598381883acbefbf604e56b5e
Author: Cong Wang <xiyou.wangcong@...il.com>
Date:   Thu Jun 27 21:30:58 2019 +0000

     netrom: fix a memory leak in nr_rx_frame()

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=14022e8fa00000
start commit:   a5b64700 fix: taprio: Change type of txtime-delay paramete..
git tree:       net
final crash:    https://syzkaller.appspot.com/x/report.txt?x=16022e8fa00000
console output: https://syzkaller.appspot.com/x/log.txt?x=12022e8fa00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=87305c3ca9c25c70
dashboard link: https://syzkaller.appspot.com/bug?extid=a34e5f3d0300163f0c87
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1460b458600000

Reported-by: syzbot+a34e5f3d0300163f0c87@...kaller.appspotmail.com
Fixes: c8c8218ec5af ("netrom: fix a memory leak in nr_rx_frame()")

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