From mboxrd@z Thu Jan  1 00:00:00 1970
From: Eric Dumazet <eric.dumazet@gmail.com>
Subject: Re: kernel panic in skb_copy_bits
Date: Sat, 29 Jun 2013 00:04:57 -0700
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To: Joe Jin <joe.jin@oracle.com>
Cc: Frank Blaschka <frank.blaschka@de.ibm.com>, "zheng.x.li@oracle.com" <zheng.x.li@oracle.com>, Ian Campbell <Ian.Campbell@citrix.com>, Stefano Stabellini <stefano.stabellini@eu.citrix.com>, "netdev@vger.kernel.org" <netdev@vger.kernel.org>, "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>, Xen Devel <xen-devel@lists.xen.org>, Jan Beulich <JBeulich@suse.com>, "David S. Miller" <davem@davemloft.net>
List-Id: xen-devel@lists.xenproject.org

On Sat, 2013-06-29 at 07:36 +0800, Joe Jin wrote:
> Hi Eric,
> 
> The patch not fix the issue and panic as same as early I posted:


At least it fixes my own panics ;)

My test bed was :

Launch 24 concurrent "netperf -t UDP_STREAM -H destination -- -m 128"

Then on "destination" disconnect the ethernet port.

While the link flaps, I got panic in a few seconds.

Thanks