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Date: Wed, 29 May 2013 11:59:58 -0700
Message-ID: <CALnjE+p3vFkYBu=XioeDTEL1cyXh_379ix84Yoojj1eB11q57Q@mail.gmail.com>
Subject: Re: Network issue on 3.10 rcs, bisected
From: Pravin Shelar <pshelar@nicira.com>
To: Joao Correia <joaomiguelcorreia@gmail.com>
Cc: LKML <linux-kernel@vger.kernel.org>, davem@davemloft.net,
        netdev@vger.kernel.org
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On Wed, May 29, 2013 at 4:37 AM, Joao Correia
<joaomiguelcorreia@gmail.com> wrote:
> Hello list
>
> While trying the rc's for 3.10, i've stumbled upon a problem where
> networking does not work at all. Iptables will show packet counts going up,
> but nothing actually reaches the programs.
>
> I'm running fedora under hyper-v 3 (a windows 2012 host). Only tested ipv4
> traffic, and everything times out (ping, telnet to open ports) on both
> directions. The networking devices come up apparently ok - has static ip
> set, and dmesg shows no errors (although i don't have many debugging options
> enabled).
>
> I bisected this, and git blames commit
> ec5f061564238892005257c83565a0b58ec79295 (net: ill link between CSUM and SG
> features.). I can't revert it cleanly on current rc's.
>
Can you also send network features set on the device?
ethtool -k <dev>

Thanks,
Pravin.
> Please find the attached config used, as well as lshw output. Logs show no
> errors.
>
> I'm willing and able to test fixes.
>
> Thank you for your time,
> Joao Correia
> CIUBI
> Universidade da Beira Interior
> Portugal
>
>
>