linux-kernel - Re: kernel panic in skb_copy

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Date:	Sat, 29 Jun 2013 09:26:08 -0700
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Ben Greear <greearb@...delatech.com>
Cc:	Joe Jin <joe.jin@...cle.com>,
	Frank Blaschka <frank.blaschka@...ibm.com>,
	"David S. Miller" <davem@...emloft.net>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"zheng.x.li@...cle.com" <zheng.x.li@...cle.com>,
	Xen Devel <xen-devel@...ts.xen.org>,
	Ian Campbell <Ian.Campbell@...rix.com>,
	Jan Beulich <JBeulich@...e.com>,
	Stefano Stabellini <stefano.stabellini@...citrix.com>
Subject: Re: kernel panic in skb_copy_bits

On Sat, 2013-06-29 at 09:11 -0700, Ben Greear wrote:

> Do you know if your patch should go in 3.9?
> 

Yes it should.

> Your test case sounds a bit like what gives us the rare crash in tcp_collapse
> (we have lots of bouncing wifi interfaces running slow-speed TCP trafic).  But,
> it takes days for us to hit the problem most of the time.

Well, unfortunately that's a different problem :(



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