netdev - Re: Kernel panic from tg3 net driver

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Message-ID: <1319265470.6180.13.camel@edumazet-laptop>
Date:	Sat, 22 Oct 2011 08:37:50 +0200
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Ari Savolainen <ari.m.savolainen@...il.com>
Cc:	RongQing Li <roy.qing.li@...il.com>,
	David Miller <davem@...emloft.net>, richardcochran@...il.com,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: Kernel panic from tg3 net driver

Le samedi 22 octobre 2011 à 09:12 +0300, Ari Savolainen a écrit :
> 2011/10/21 RongQing Li <roy.qing.li@...il.com>:
> > Hi Ari:
> >
> > Are you sure the patch is applied correctly and the log is same?
> > If the log is not same, could you paste it again.
> >
> > Thanks
> 
> Yes, I'm sure. The panic and the rcu splat are unrelated. The panic
> occurs when skb_tx_timestamp is being called after skb having been
> freed by tigon3_dma_hwbug_workaround.

OK that makes sense, thanks !

Do you plan to submit a patch, now you found the bug ?



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