linux-kernel - Re: [syzbot] WARNING in hsr_forward

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:   Mon, 10 May 2021 08:09:42 +0200
From:   Dmitry Vyukov <dvyukov@...gle.com>
To:     syzbot <syzbot+fdce8f2a8903f3ba0e6b@...kaller.appspotmail.com>
Cc:     arvid.brodin@...en.se, Jens Axboe <axboe@...com>,
        Jens Axboe <axboe@...nel.dk>,
        David Miller <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Christoph Hellwig <hch@....de>,
        Jakub Kicinski <kuba@...nel.org>, kurt@...utronix.de,
        linux-block <linux-block@...r.kernel.org>,
        linux-can@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
        m-karicheri2@...com, Ming Lei <ming.lei@...hat.com>,
        Marc Kleine-Budde <mkl@...gutronix.de>,
        netdev <netdev@...r.kernel.org>,
        Oliver Hartkopp <socketcan@...tkopp.net>,
        syzkaller-bugs <syzkaller-bugs@...glegroups.com>
Subject: Re: [syzbot] WARNING in hsr_forward_skb

On Sun, May 9, 2021 at 5:16 PM syzbot
<syzbot+fdce8f2a8903f3ba0e6b@...kaller.appspotmail.com> wrote:
>
> syzbot suspects this issue was fixed by commit:
>
> commit 9d6803921a16f4d768dc41a75375629828f4d91e
> Author: Kurt Kanzenbach <kurt@...utronix.de>
> Date:   Tue Apr 6 07:35:09 2021 +0000
>
>     net: hsr: Reset MAC header for Tx path
>
> bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=119c7fedd00000
> start commit:   3af409ca net: enetc: fix destroyed phylink dereference dur..
> git tree:       net
> kernel config:  https://syzkaller.appspot.com/x/.config?x=8cb23303ddb9411f
> dashboard link: https://syzkaller.appspot.com/bug?extid=fdce8f2a8903f3ba0e6b
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1525467ad00000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=114c0b12d00000
>
> If the result looks correct, please mark the issue as fixed by replying with:
>
> #syz fix: net: hsr: Reset MAC header for Tx path
>
> For information about bisection process see: https://goo.gl/tpsmEJ#bisection

The patch references this exact warning.

#syz fix: net: hsr: Reset MAC header for Tx path