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

From: Florian Westphal <[email-masked]>
Date: Sun, 2 Sep 2012 15:28:34 +0200

Sami Farin <[email-masked]> 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.