From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jarek Poplawski Subject: Re: circular locking, mirred, 2.6.24.2 Date: Fri, 7 Mar 2008 10:48:43 +0000 Message-ID: <20080307104843.GC4203@ff.dom.local> References: <20080306134015.GA4571@ff.dom.local> <20080306135625.M25627@visp.net.lb> <1204813634.4440.59.camel@localhost> <20080306143910.M91001@visp.net.lb> <20080306202551.GB2876@ami.dom.local> <1204837000.4457.108.camel@localhost> <20080306221253.GD2876@ami.dom.local> <20080306233151.M43262@visp.net.lb> <20080307093150.GA4203@ff.dom.local> <20080307101504.M78767@visp.net.lb> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: jamal , netdev@vger.kernel.org To: Denys Fedoryshchenko Return-path: Received: from ug-out-1314.google.com ([66.249.92.168]:3277 "EHLO ug-out-1314.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753396AbYCGKrZ (ORCPT ); Fri, 7 Mar 2008 05:47:25 -0500 Received: by ug-out-1314.google.com with SMTP id z38so4286918ugc.16 for ; Fri, 07 Mar 2008 02:47:24 -0800 (PST) Content-Disposition: inline In-Reply-To: <20080307101504.M78767@visp.net.lb> Sender: netdev-owner@vger.kernel.org List-ID: On Fri, Mar 07, 2008 at 12:19:03PM +0200, Denys Fedoryshchenko wrote: > Ok, i will proceed and will try all required options after few hours (need to > go another city, work). > I will try to set max as possible debug options. Max could be too much, but e.g. this is sometimes helpful too: CONFIG_DEBUG_LIST is not set BTW, you didn't write yet if with min/no debugging, no 4KSTACKS and lockdep off there is any change in these lockups? And no need to hurry... > On bug_feb.txt it is triggering ONLY lockdep warning, but full network lockup > occur very rarely. But even it happens with me 2 times, i am not sure it is > same problem. Let's stick maybe to this one (lockdep warning) which is easy > to reproduce. > I will open also bugzilla report. Send Re: here with a bugzilla number. > > Regarding testing with compiled in modules, i did > CONFIG_IFB=y > CONFIG_DUMMY=y > CONFIG_BONDING=y > CONFIG_MACVLAN=y > CONFIG_EQUALIZER=y > CONFIG_TUN=y > > It is still triggering lockdep. > Here is full dmesg: > http://www.nuclearcat.com/files/dmesg_1234.txt OK, but it seems still without my last patch to ifb? Thanks, Jarek P.