Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761672AbXHWOW7 (ORCPT ); Thu, 23 Aug 2007 10:22:59 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932220AbXHWOWq (ORCPT ); Thu, 23 Aug 2007 10:22:46 -0400 Received: from 1wt.eu ([62.212.114.60]:2278 "EHLO 1wt.eu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932184AbXHWOWn (ORCPT ); Thu, 23 Aug 2007 10:22:43 -0400 Date: Thu, 23 Aug 2007 16:08:19 +0200 From: Willy Tarreau To: Michal Piotrowski Cc: Stephen Smalley , James Morris , linux-kernel@vger.kernel.org, stable@kernel.org Subject: Re: [2.6.20.17 review 00/58] 2.6.20.17 -stable review Message-ID: <20070823140819.GA20646@1wt.eu> References: <1187789765.1451.310.camel@moss-spartans.epoch.ncsc.mil> <1187790174.1451.315.camel@moss-spartans.epoch.ncsc.mil> <6bffcb0e0708220729j7b9afcf3v4edef68cc974c08d@mail.gmail.com> <6bffcb0e0708220946hc2943f5jdb33215cdfab08d1@mail.gmail.com> <6bffcb0e0708221050s68975158k7a3b27c7c30f455d@mail.gmail.com> <1187810114.1451.453.camel@moss-spartans.epoch.ncsc.mil> <20070822201634.GB14132@1wt.eu> <46CD6BF4.2080101@googlemail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <46CD6BF4.2080101@googlemail.com> User-Agent: Mutt/1.5.11 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2657 Lines: 58 On Thu, Aug 23, 2007 at 01:13:56PM +0200, Michal Piotrowski wrote: > Willy Tarreau pisze: > > On Wed, Aug 22, 2007 at 03:15:14PM -0400, Stephen Smalley wrote: > >> On Wed, 2007-08-22 at 19:50 +0200, Michal Piotrowski wrote: > >>> On 22/08/07, Michal Piotrowski wrote: > >>>> On 22/08/07, James Morris wrote: > >>> [snip] > >>>>> The previous problem is theoretically unrelated. It arose via a separate > >>>>> mechanism which can't be used at the same as the one you're seeing now in > >>>>> the logs. > >>>>> > >>>>> So this either looks like a problem which has gone unnoticed and was > >>>>> inadvertently fixed at some point, or is unique to the 2.6.20 stable > >>>>> series. > >>>> Yup, it is very interesting why no one noticed it. Binary search in progress: > >>>> good - 2.6.20.4 > >>>> bad - 2.6.20.8 > >>> Ok, I narrowed the problem to 2.6.20.7. There are a few net changes > >>> http://eu.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.20.7 > >>> any suggestions? > >>> > >>> I also have seen this avc on 2.6.20.6 during reboot > >>> > >>> [ 2333.905944] audit(1187803699.273:271): avc: denied { send } for > >>> saddr=192.168.1.70 src=48591 daddr=72.14.217.189 dest=80 netif=eth0 > >>> scontext=user_u:system_r:unconfined_t:s0 > >>> tcontext=system_u:system_r:kernel_t:s0 tclass=packet > >>> [ 2334.420598] audit(1187803699.789:272): avc: denied { send } for > >>> saddr=192.168.1.70 src=47248 daddr=66.249.91.18 dest=80 netif=eth0 > >>> scontext=user_u:system_r:unconfined_t:s0 > >>> tcontext=system_u:system_r:kernel_t:s0 tclass=packet > >>> > >>> so the roots of the problem may lie between 2.6.20.4 and 2.6.20.6 > >>> > >>> http://www.stardust.webpages.pl/files/tbf/bitis-gabonica/2.6.20.17-rc1/console2.log > >> Might be related to this: > >> http://marc.info/?l=git-commits-head&m=118271540932264&w=2 > > > > Interesting, this one was fixed in 2.6.22-rc6, but is neither in 2.6.20 > > nor in 2.6.21. Michal, could you please try to apply the patch ? I include > > it here for your convenience. If it fixes your problem, I can queue it for > > next 2.6.20-stable, and forward it to the -stable team for 2.6.21 in case > > Greg and Chris plan to release another one. > > > > I confirm that this patch fixes the problem. Perfect, thanks for your fast feedback, it is really appreciated ! I'm queuing it for 2.6.20.18. Regards, Willy - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/