netdev - Re: general protection fault in nf_flow_table_offload

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Date:   Wed, 22 Jan 2020 08:24:01 -0800
From:   syzbot <syzbot+e93c1d9ae19a0236289c@...kaller.appspotmail.com>
To:     coreteam@...filter.org, davem@...emloft.net, fw@...len.de,
        kadlec@...filter.org, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org, netfilter-devel@...r.kernel.org,
        pablo@...filter.org, syzkaller-bugs@...glegroups.com
Subject: Re: general protection fault in nf_flow_table_offload_setup

syzbot has bisected this bug to:

commit a7965d58ddab0253ddfae58bd5c7d2de46ef0f76
Author: Pablo Neira Ayuso <pablo@...filter.org>
Date:   Mon Jan 13 18:02:22 2020 +0000

    netfilter: flowtable: add nf_flow_table_offload_cmd()

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=17ea59c9e00000
start commit:   4f2c17e0 Merge branch 'master' of git://git.kernel.org/pub..
git tree:       net-next
final crash:    https://syzkaller.appspot.com/x/report.txt?x=141a59c9e00000
console output: https://syzkaller.appspot.com/x/log.txt?x=101a59c9e00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=7f93900a7904130d
dashboard link: https://syzkaller.appspot.com/bug?extid=e93c1d9ae19a0236289c
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=166fea6ee00000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=108d6185e00000

Reported-by: syzbot+e93c1d9ae19a0236289c@...kaller.appspotmail.com
Fixes: a7965d58ddab ("netfilter: flowtable: add nf_flow_table_offload_cmd()")

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