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Date:   Sat, 08 Jun 2019 14:17:00 -0700
From:   syzbot <syzbot+f625baafb9a1c4bfc3f6@...kaller.appspotmail.com>
To:     aarcange@...hat.com, akpm@...ux-foundation.org,
        andrea.parri@...rulasolutions.com, ast@...nel.org,
        avagin@...il.com, daniel@...earbox.net, dbueso@...e.de,
        ebiederm@...ssion.com, john.fastabend@...il.com,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
        oleg@...hat.com, prsood@...eaurora.org,
        syzkaller-bugs@...glegroups.com
Subject: Re: general protection fault in mm_update_next_owner

syzbot has bisected this bug to:

commit e9db4ef6bf4ca9894bb324c76e01b8f1a16b2650
Author: John Fastabend <john.fastabend@...il.com>
Date:   Sat Jun 30 13:17:47 2018 +0000

     bpf: sockhash fix omitted bucket lock in sock_close

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=15e978e1a00000
start commit:   38e406f6 Merge git://git.kernel.org/pub/scm/linux/kernel/g..
git tree:       net
final crash:    https://syzkaller.appspot.com/x/report.txt?x=17e978e1a00000
console output: https://syzkaller.appspot.com/x/log.txt?x=13e978e1a00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=60564cb52ab29d5b
dashboard link: https://syzkaller.appspot.com/bug?extid=f625baafb9a1c4bfc3f6
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1193d81ea00000

Reported-by: syzbot+f625baafb9a1c4bfc3f6@...kaller.appspotmail.com
Fixes: e9db4ef6bf4c ("bpf: sockhash fix omitted bucket lock in sock_close")

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

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