Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932151AbWAJNQN (ORCPT ); Tue, 10 Jan 2006 08:16:13 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932196AbWAJNQM (ORCPT ); Tue, 10 Jan 2006 08:16:12 -0500 Received: from mx2.mail.elte.hu ([157.181.151.9]:19434 "EHLO mx2.mail.elte.hu") by vger.kernel.org with ESMTP id S932151AbWAJNQM (ORCPT ); Tue, 10 Jan 2006 08:16:12 -0500 Date: Tue, 10 Jan 2006 14:16:18 +0100 From: Ingo Molnar To: Andrew Morton Cc: Reuben Farrelly , linux-kernel@vger.kernel.org Subject: Re: 2.6.15-mm2 Message-ID: <20060110131618.GA27123@elte.hu> References: <20060107052221.61d0b600.akpm@osdl.org> <43BFD8C1.9030404@reub.net> <20060107133103.530eb889.akpm@osdl.org> <43C38932.7070302@reub.net> <20060110104759.GA30546@elte.hu> <43C3A85A.7000003@reub.net> <20060110044240.3d3aa456.akpm@osdl.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20060110044240.3d3aa456.akpm@osdl.org> User-Agent: Mutt/1.4.2.1i X-ELTE-SpamScore: -2.1 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-2.1 required=5.9 tests=ALL_TRUSTED,AWL autolearn=no SpamAssassin version=3.0.3 -2.8 ALL_TRUSTED Did not pass through any untrusted hosts 0.8 AWL AWL: From: address is in the auto white-list X-ELTE-VirusStatus: clean Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 922 Lines: 23 * Andrew Morton wrote: > Reuben Farrelly wrote: > > > > Ok here's the latest one, this time with KALLSYMS_ALL, CONFIG_FRAME_POINTER, > > CONFIG_DETECT_SOFTLOCKUP and the DEBUG_WARN_ON(current->state != TASK_RUNNING); > > patch from Ingo. > > This is quite ugly. I'd be suspecting a block layer problem: RAID or > the underlying device driver (ahci) has lost an IO. yeah, now it more looks like that to me too. What happens is a raid1 resync happens in the background - which is one of the more complex raid1 workloads - and there've been a good number of md patches recently. Reuben, does -git5 show the same symptoms? Ingo - 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/