From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261517AbVGDSDM (ORCPT ); Mon, 4 Jul 2005 14:03:12 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261521AbVGDSDM (ORCPT ); Mon, 4 Jul 2005 14:03:12 -0400 Received: from ns.virtualhost.dk ([195.184.98.160]:36264 "EHLO virtualhost.dk") by vger.kernel.org with ESMTP id S261517AbVGDSCx (ORCPT ); Mon, 4 Jul 2005 14:02:53 -0400 Date: Mon, 4 Jul 2005 20:04:26 +0200 From: Jens Axboe To: Martin Mokrejs Cc: linux-kernel@vger.kernel.org Subject: Re: Two 2.6.13-rc1 kernel crashes Message-ID: <20050704180426.GS1444@suse.de> References: <42C96047.60602@ribosome.natur.cuni.cz> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <42C96047.60602@ribosome.natur.cuni.cz> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jul 04 2005, Martin Mokrejs wrote: > Hi, > I use on i686 architecture Gentoo linux with XFS filesystem. > Recently it happened to me 3 time that the machine locked, > although at least once sys-rq+b worked. Here is the log > from remote console. I don't remeber having such problems > with 2.6.12-rc6-git2, which was my previous testing kernel. > The problems appear under heavy load when I compile/install > some packages and maybe it's just a bad coincidence or not, > when I move my usb mouse in fvwm2 environment. The machine > locks. You need this fix from Hugh. --- 2.6.13-rc1/drivers/block/ll_rw_blk.c 2005-06-29 11:54:08.000000000 +0100 +++ linux/drivers/block/ll_rw_blk.c 2005-06-29 14:41:04.000000000 +0100 @@ -1917,10 +1917,9 @@ get_rq: * limit of requests, otherwise we could have thousands of requests * allocated with any setting of ->nr_requests */ - if (rl->count[rw] >= (3 * q->nr_requests / 2)) { - spin_unlock_irq(q->queue_lock); + if (rl->count[rw] >= (3 * q->nr_requests / 2)) goto out; - } + -- Jens Axboe