From mboxrd@z Thu Jan  1 00:00:00 1970
From: Florian Westphal <fw@strlen.de>
Subject: Re: [BUG][3.10.15] reading from /proc/sys/net/netfilter/nf_log/*
Date: Wed, 18 Dec 2013 22:08:17 +0100
Message-ID: <20131218210817.GC15863@breakpoint.cc>
References: <20131214101042.5626c785@gandalf.local.home>
 <52AEA3F6.2090508@cn.fujitsu.com>
 <20131218155549.25c09718@gandalf.local.home>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Cc: Gao feng <gaofeng@cn.fujitsu.com>, netdev@vger.kernel.org,
	"Luis Claudio R. Goncalves" <lclaudio@uudg.org>,
	Clark Williams <williams@redhat.com>
To: Steven Rostedt <rostedt@goodmis.org>
Return-path: <netdev-owner@vger.kernel.org>
Received: from Chamillionaire.breakpoint.cc ([80.244.247.6]:58105 "EHLO
	Chamillionaire.breakpoint.cc" rhost-flags-OK-OK-OK-OK)
	by vger.kernel.org with ESMTP id S1751277Ab3LRVI0 (ORCPT
	<rfc822;netdev@vger.kernel.org>); Wed, 18 Dec 2013 16:08:26 -0500
Content-Disposition: inline
In-Reply-To: <20131218155549.25c09718@gandalf.local.home>
Sender: netdev-owner@vger.kernel.org
List-ID: <netdev.vger.kernel.org>

Steven Rostedt <rostedt@goodmis.org> wrote:
> On Mon, 16 Dec 2013 14:55:50 +0800
> Gao feng <gaofeng@cn.fujitsu.com> wrote:
> > On 12/14/2013 11:10 PM, Steven Rostedt wrote:
[..]
> > > BUG: unable to handle kernel paging request at ffffffffa06189f0 
> > > IP: [<ffffffff814b7904>] nf_log_proc_dostring+0x94/0x1a0 
[..]

> > > And after the module-load test, it crashes when reading those files.
> > > 
> > 
> > Oops, I forgot to unset the nf_loggers of net namespace when unload module nfnetlink_log.
> > I will send a patch, please have a try.
> 
> Hi Gao,
> 
> I haven't seen a patch. Was one sent?

Yes, submitted to netfilter-devel, see http://patchwork.ozlabs.org/patch/301485/