From mboxrd@z Thu Jan 1 00:00:00 1970 From: Frederik Deweerdt Subject: Re: Strange soft lockup detected message (looks like spin_lock bug in pcnet32) Date: Mon, 7 May 2007 16:48:37 +0200 Message-ID: <20070507144837.GA30865@slug> References: <20070504141024.GB8753@csclub.uwaterloo.ca> <20070504143326.GD24769@slug> <20070504151934.GA8754@csclub.uwaterloo.ca> <20070504153438.GE24769@slug> <20070504154009.GE8751@csclub.uwaterloo.ca> <20070504174456.GC8753@csclub.uwaterloo.ca> <20070504175017.GD8753@csclub.uwaterloo.ca> <20070504182433.GA11595@verizon.net> <20070504190236.GE8753@csclub.uwaterloo.ca> <20070507140807.GF8753@csclub.uwaterloo.ca> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Don Fry , linux-kernel@vger.kernel.org, netdev@vger.kernel.org To: Lennart Sorensen Return-path: Received: from an-out-0708.google.com ([209.85.132.249]:29590 "EHLO an-out-0708.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754426AbXEGOt5 (ORCPT ); Mon, 7 May 2007 10:49:57 -0400 Received: by an-out-0708.google.com with SMTP id d18so147615and for ; Mon, 07 May 2007 07:49:56 -0700 (PDT) Content-Disposition: inline In-Reply-To: <20070507140807.GF8753@csclub.uwaterloo.ca> Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On Mon, May 07, 2007 at 10:08:07AM -0400, Lennart Sorensen wrote: > On Fri, May 04, 2007 at 03:02:36PM -0400, Lennart Sorensen wrote: > > Well I don't know, but something is going wrong and causing the soft > > lock up. I must admit I am surprised if an interrupt can occour while > > handling an interrupt, but then again maybe that is supposed to be > > allowed. > > I tried building a kernel where the only change was enabling the spin > lock debugging. It doesn't fail, while without spin lock debugging it > seemed to fail very frequently. Darn! I hate when debugging makes hides > the problem. Can you try running on another Geode LX system, just to rule out a hardware problem on you board? Regards, Frederik