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Subject: Re: [Bug 1764] New: conntrack oops while reading
	/proc/net/ip_conntrack
From: Christophe Saout <christophe@saout.de>
To: Rusty Russell <rusty@rustcorp.com.au>
Cc: "Martin J. Bligh" <mbligh@aracnet.com>, linux-kernel@vger.kernel.org,
       laforge@netfilter.org, netfilter-devel@lists.netfilter.org
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	 <20040103152921.76d4362e.rusty@rustcorp.com.au>
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Date: Mon, 12 Jan 2004 11:49:17 +0100
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Am Sa, den 03.01.2004 schrieb Rusty Russell um 05:29:

> > http://bugme.osdl.org/show_bug.cgi?id=1764
> > 
> >            Summary: conntrack oops while reading /proc/net/ip_conntrack
> >     Kernel Version: 2.6.0
> >             Status: NEW
> >           Severity: high
> >              Owner: laforge@gnumonks.org
> >          Submitter: christophe@saout.de
> ...
> > Apparently expect->expectant->helper is NULL in print_expect
> > (net/ipv4/netfilter/ip_conntrack_standalone.c).
> 
> Um, Harald, other developers,
> 
> 	Shouldn't list_conntracks do READ_LOCK(&ip_conntrack_expect_tuple_lock) before walking the expect list?
> 
> Here's a patch.  Does it do anything?

The problem seems to fixed. The machine was stable the last week, before
it crashed at least once a day.

thanks.