From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jan 'yanek' Bortl Subject: Re: PROBLEM: kernel lockup while changing TC rules Date: Sat, 03 May 2008 14:42:24 +0200 Message-ID: <481C5DB0.4070000@ya.bofh.cz> References: <20080503071651.GA3313@ami.dom.local> <481C33D2.2090308@ya.bofh.cz> <20080503121130.GA2921@ami.dom.local> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org To: Jarek Poplawski Return-path: Received: from atlantis.mitranet.cz ([62.240.190.34]:48792 "EHLO atlantis.mitranet.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1763002AbYECMmi (ORCPT ); Sat, 3 May 2008 08:42:38 -0400 In-Reply-To: <20080503121130.GA2921@ami.dom.local> Sender: netdev-owner@vger.kernel.org List-ID: Jarek Poplawski wrote: > On Sat, May 03, 2008 at 11:43:46AM +0200, Jan 'yanek' Bortl wrote: >> Jarek Poplawski wrote: >>> Jan 'yanek' Bortl wrote, On 05/01/2008 05:49 PM: >>> >>>> Hi, >>> Hi, >>>> I have found this problem with today's git (2.6.25-00000-ge4c576b) and 2.6.25: >>> Does this mean the bug triggers in 2.6.25 and later, but not in 2.6.24? >>> If so, is it possible to reproduce this e.g. with 2.6.25-rc6? >> I firstly discovered this on 2.6.22-6~bpo40+1 (debian's backports), but >> I'm not sure if that was same thing (it is long ago). >> >> Now i tested on test machine with these kernels: >> 2.6.24, 2.6.24.6 >> (http://ya.bofh.cz/archive/kernel-2.6-htbcrash/2/netconsole-2.6.24.6-slon.txt), >> 2.6.25 >> >> I can test anything you want. > > Great! I really appreciate! You're very helpful in catching this rare > bug. Alas, there is still nothing obvious at least to me, so I need > more time for any idea... > > BTW, one little doubt: are you really sure vanilla 2.6.24 (without .6 > etc.) gives the same? (There were some changes backported from 2.6.25 > which I'd like to exclude.) Yes. http://ya.bofh.cz/archive/kernel-2.6-htbcrash/3/netconsole.txt (config: http://ya.bofh.cz/archive/kernel-2.6-htbcrash/3/config-2.6.24-slon2) -- Jan 'yanek' Bortl http://ya.bofh.cz/ | jab: yanek [at] mitranet. cz ----------------------------------------------------------------- "Maybe one day you will learn that your way is not the only way." Opher [StarGate: The Nox]