netdev - Re: (ipt_log_packet, sb_add) 3.6.0-rc2 kernel panic - not syncing; Fatal exception in interrupt

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Message-ID: <20120902132834.GB7456@breakpoint.cc>
Date:	Sun, 2 Sep 2012 15:28:34 +0200
From:	Florian Westphal <fw@...len.de>
To:	Sami Farin <hvtaifwkbgefbaei@...il.com>, netdev@...r.kernel.org,
	e1000-devel@...ts.sourceforge.net
Subject: Re: (ipt_log_packet, sb_add) 3.6.0-rc2 kernel panic - not syncing;
 Fatal exception in interrupt

Sami Farin <hvtaifwkbgefbaei@...il.com> wrote:
> I get this panic every 1-2 days.
> Also with 7a611e69b26069a511d9d5251c6a28af6c521121 (commit before 3.6.0-rc4).

Could you please post iptables-save output?
My guess is you're using NFLOG in INPUT?

If so, I bet its caused by the tcp early demux stuff.
Does that crash go away with ip_early_demux sysctl off?

My guess is its assigning skb->sk with TIMEWAIT sockets, which
would explain the crash.
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