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Date: Tue, 19 Jan 2010 21:29:22 +0100
From: Jarek Poplawski <jarkao2@gmail.com>
To: Michael Breuer <mbreuer@majjas.com>
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
Subject: Re: [PATCH] af_packet: Don't use skb after dev_queue_xmit()
Message-ID: <20100119202922.GB3060@del.dom.local>
References: <20100118212516.GE3157@del.dom.local>
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 <20100118221747.GH3157@del.dom.local>
 <4B54E4EF.8080602@majjas.com>
 <4B554730.6090000@majjas.com>
 <20100119104739.GA9088@ff.dom.local>
 <4B55D40F.5080509@majjas.com>
 <20100119195933.GA3060@del.dom.local>
 <4B5610A9.7030902@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.
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