From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jarek Poplawski <jarkao2@gmail.com>
Subject: Re: [PATCH] af_packet: Don't use skb after dev_queue_xmit()
Date: Tue, 19 Jan 2010 21:29:22 +0100
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Cc: Stephen Hemminger <shemminger@linux-foundation.org>,
	David Miller <davem@davemloft.net>, akpm@linux-foundation.org,
	flyboy@gmail.com, linux-kernel@vger.kernel.org,
	netdev@vger.kernel.org
To: Michael Breuer <mbreuer@majjas.com>
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On Tue, Jan 19, 2010 at 03:06:01PM -0500, Michael Breuer wrote:
> On 1/19/2010 2:59 PM, Jarek Poplawski wrote:
> >On Tue, Jan 19, 2010 at 10:47:27AM -0500, Michael Breuer wrote:
> >...
> >>Still get the warning... but now 60 bytes.
> >>Jan 19 10:43:50 mail kernel: ------------[ cut here ]------------
> >>Jan 19 10:43:50 mail kernel: WARNING: at lib/dma-debug.c:902
> >Thanks for trying this.
> >Jarek P.
> NP. Let me know what else I can do to help with this one. Note that
> it seems innocuous. I'll continue with the older set and no dmar for
> now and see if I get another crash.

I'll try to look at it more. Since, as you predicted, this might be
connected with dmar problems, it needs some ideas for debugging/fixing
and until this time you could give it a rest from crashing.

Jarek P.