netdev - Re: general protection fault in hash_ip4

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Date:   Wed, 8 Jan 2020 10:53:37 +0100
From:   Florian Westphal <fw@...len.de>
To:     syzbot <syzbot+0be5fe9e46479a332a4a@...kaller.appspotmail.com>
Cc:     allison@...utok.net, coreteam@...filter.org, davem@...emloft.net,
        fw@...len.de, gregkh@...uxfoundation.org, info@...ux.net,
        jeremy@...zel.net, kadlec@...ckhole.kfki.hu, kadlec@...filter.org,
        kstewart@...uxfoundation.org, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org, netfilter-devel@...r.kernel.org,
        pablo@...filter.org, syzkaller-bugs@...glegroups.com,
        tglx@...utronix.de
Subject: Re: general protection fault in hash_ip4_uadt

syzbot <syzbot+0be5fe9e46479a332a4a@...kaller.appspotmail.com> wrote:
> Hello,
> 
> syzbot found the following crash on:
> 
> HEAD commit:    c101fffc Merge tag 'mlx5-fixes-2020-01-06' of git://git.ke..
> git tree:       net
> console output: https://syzkaller.appspot.com/x/log.txt?x=11b2e656e00000
> kernel config:  https://syzkaller.appspot.com/x/.config?x=f2f3ef188b7e16cf
> dashboard link: https://syzkaller.appspot.com/bug?extid=0be5fe9e46479a332a4a
> compiler:       gcc (GCC) 9.0.0 20181231 (experimental)
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=114d8eb9e00000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=1157d076e00000

#syz dup: general protection fault in hash_ipportnet4_uadt