netdev - Re: [net] 34fad54c25: kernel BUG at include/linux/skbuff.h:1935!

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

Date:   Tue, 22 Nov 2016 14:28:53 -0800
From:   Eric Dumazet <edumazet@...gle.com>
To:     Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     kernel test robot <xiaolong.ye@...el.com>,
        David Miller <davem@...emloft.net>, LKP <lkp@...org>,
        LKML <linux-kernel@...r.kernel.org>,
        Alexei Starovoitov <ast@...nel.org>,
        Willem de Bruijn <willemb@...gle.com>,
        Alexander Duyck <alexander.h.duyck@...el.com>,
        Network Development <netdev@...r.kernel.org>
Subject: Re: [net] 34fad54c25: kernel BUG at include/linux/skbuff.h:1935!

On Tue, Nov 22, 2016 at 2:04 PM, Linus Torvalds
<torvalds@...ux-foundation.org> wrote:
> David, Eric,
>
>  what's the situation on this issue? The bisection looks a bit odd,
> but the commit in question does end up changing the key_control->thoff
> value for the failure case, so maybe that in turn ends up screwing up
> a later skb_pull.
>
> I'm not seeing anything that might fix this in the last networking
> pull, but I may have missed something.
>
> I also noticed that the kernel test robot had screwed up the
> participants list for some reason, and had
>
>   "Acked-by: Alexander Duyck <alexander.h.duyck@...el.com>, David S.
> Miller" <davem@...emloft.net>
>
> as one of the participants. So there's some odd commit parsing issue
> there somewhere. But Alexander seems to have seen this report despite
> that, it just never went anywhere that I can tell.
>
>                 Linus
>

This is fixed by :
https://git.kernel.org/cgit/linux/kernel/git/davem/net.git/commit/?id=c9b8af1330198ae241cd545e1f040019010d44d9

Thanks