linux-kernel - Re: [bug] __nf_ct_refresh_acct(): WARNING: at lib/list_debug.c:30 __list

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Message-ID: <4A38FC5A.70500@trash.net>
Date:	Wed, 17 Jun 2009 16:23:22 +0200
From:	Patrick McHardy <kaber@...sh.net>
To:	Eric Dumazet <eric.dumazet@...il.com>
CC:	Ingo Molnar <mingo@...e.hu>, David Miller <davem@...emloft.net>,
	Thomas Gleixner <tglx@...utronix.de>,
	torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [bug] __nf_ct_refresh_acct(): WARNING: at lib/list_debug.c:30
 __list_add+0x7d/0xad()

Patrick McHardy wrote:
> Eric Dumazet wrote:
>> Patrick McHardy a écrit :
>>> No, before it is confirmed, its only visible to the CPU handling
>>> the initial packet of a connection. Confirmation is the step that
>>> makes it visible to other CPUs.
>>
>> Thanks Patrick, I missed this, and your patch seems fine now :)
> 
> Thanks for your help, I'll send it to Dave later today.

I'm having some trouble figuring out the exact events that would
lead to the timer base corruption. Ingo, could you please test
this patch to make sure it also fixes the problem?



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