Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753567AbXIYLF5 (ORCPT ); Tue, 25 Sep 2007 07:05:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751907AbXIYLFt (ORCPT ); Tue, 25 Sep 2007 07:05:49 -0400 Received: from viefep18-int.chello.at ([213.46.255.22]:53612 "EHLO viefep11-int.chello.at" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751861AbXIYLFs (ORCPT ); Tue, 25 Sep 2007 07:05:48 -0400 Date: Tue, 25 Sep 2007 13:05:44 +0200 From: Peter Zijlstra To: Peter Zijlstra Cc: Kamalesh Babulal , Andrew Morton , linux-kernel@vger.kernel.org Subject: Re: 2.6.23-rc7-mm1 Message-ID: <20070925130544.3d74d04d@twins> In-Reply-To: <20070924212058.76017e47@lappy> References: <20070924021716.9bfe7dfb.akpm@linux-foundation.org> <46F7B7FD.1000905@linux.vnet.ibm.com> <20070924094448.d08cf3a6.akpm@linux-foundation.org> <20070924185737.717b2650@twins> <46F7EEF3.7080902@linux.vnet.ibm.com> <20070924212058.76017e47@lappy> X-Mailer: Claws Mail 3.0.0 (GTK+ 2.10.11; i486-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1101 Lines: 31 On Mon, 24 Sep 2007 21:20:58 +0200 Peter Zijlstra wrote: > > > Nope, and the stacktrace is utterly puzzling. > > > > > > /me goes read the lkml.org link > > > > > > Kamalesh Babulal: do you still get: > > > BUG: spinlock bad magic on > > > > > > msgs? > > > > > > Because those I could reproduce using fsx, and I fixed all that. > > Hi Peter, > > > > I do not get BUG: spinlock bad magic messages any more, but the softlock message is > > thrown more than 30 time, while running the ltp runall. > > It would be good to know what function on_each_cpu is executing, could > you try something like: I've just completed 2 full ltp runs on a dual-core opteron machine but could not reproduce this problem. Kamalesh, would it be possible for you to reproduce with that patch, so we can see what function is holding up the cpu? - 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/