linux-kernel - Re: BUG: unable to handle kernel paging request in fl_dump

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Date:   Thu, 13 Aug 2020 19:53:05 -0700
From:   syzbot <syzbot+9c1be56e9317b795e874@...kaller.appspotmail.com>
To:     benh@...nel.crashing.org, dalias@...c.org, davem@...emloft.net,
        jhogan@...nel.org, jhs@...atatu.com, jiri@...lanox.com,
        jiri@...nulli.us, kuba@...nel.org, linux-kernel@...r.kernel.org,
        linux-kselftest@...r.kernel.org, linux-mips@...r.kernel.org,
        linux-sh@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        mpe@...erman.id.au, netdev@...r.kernel.org, paul.burton@...s.com,
        paulus@...ba.org, ralf@...ux-mips.org, shuah@...nel.org,
        syzkaller-bugs@...glegroups.com, xiyou.wangcong@...il.com,
        ysato@...rs.sourceforge.jp
Subject: Re: BUG: unable to handle kernel paging request in fl_dump_key

syzbot has bisected this issue to:

commit a51486266c3ba8e035a47fa96df67f274fe0c7d0
Author: Jiri Pirko <jiri@...lanox.com>
Date:   Sat Jun 15 09:03:49 2019 +0000

    net: sched: remove NET_CLS_IND config option

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=17463509900000
start commit:   1ca0fafd tcp: md5: allow changing MD5 keys in all socket s..
git tree:       net
final oops:     https://syzkaller.appspot.com/x/report.txt?x=14c63509900000
console output: https://syzkaller.appspot.com/x/log.txt?x=10c63509900000
kernel config:  https://syzkaller.appspot.com/x/.config?x=bf3aec367b9ab569
dashboard link: https://syzkaller.appspot.com/bug?extid=9c1be56e9317b795e874
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1062a40b100000

Reported-by: syzbot+9c1be56e9317b795e874@...kaller.appspotmail.com
Fixes: a51486266c3b ("net: sched: remove NET_CLS_IND config option")

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