Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756881AbYLOUJi (ORCPT ); Mon, 15 Dec 2008 15:09:38 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753164AbYLOUJ2 (ORCPT ); Mon, 15 Dec 2008 15:09:28 -0500 Received: from yw-out-2324.google.com ([74.125.46.30]:61926 "EHLO yw-out-2324.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755375AbYLOUJ1 (ORCPT ); Mon, 15 Dec 2008 15:09:27 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:to:subject:cc:in-reply-to:mime-version :content-type:content-transfer-encoding:content-disposition :references; b=nqb2r04dYOIhS+la7C/GGXI9FtVDKbT8D9pFjAdo/icrdNeJBl8imBmZC3b+KGVU9f 7QegtCHWOx7hi49ZbBHXFEK3fiLV+3etSwreNu+z+BSgL9zeihwSzdT2TI4mpW53jozk SDMjdLcvWAYLrWqft6riv0ExYFhpNQyxPZU1s= Message-ID: Date: Mon, 15 Dec 2008 23:09:24 +0300 From: "Alexander Beregalov" To: "Jens Axboe" Subject: Re: next-20081215: kernel BUG at block/cfq-iosched.c:1243 Cc: "linux-next@vger.kernel.org" , LKML In-Reply-To: <20081215184440.GI32491@kernel.dk> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <20081215183235.GG32491@kernel.dk> <20081215184440.GI32491@kernel.dk> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1030 Lines: 24 2008/12/15 Jens Axboe : > On Mon, Dec 15 2008, Alexander Beregalov wrote: >> 2008/12/15 Jens Axboe : >> >> [ 23.080733] kernel BUG at block/cfq-iosched.c:1243! >> >> [ 23.080733] invalid opcode: 0000 [#1] PREEMPT SMP DEBUG_PAGEALLOC >> >> > Odd, is it reproducible? What is your .config? >> Yes, it is >> >> Config is in attach > > It's weird, because the only change for CFQ in that area is the one > below. Does the oops go away if you back this out? Yes, it can boot without the patch, no oops. > From 030a3f02bb42fad91ae84c99924fe3ee162a634d Mon Sep 17 00:00:00 2001 > From: Jens Axboe > Date: Fri, 12 Dec 2008 15:56:31 +0100 > Subject: [PATCH] cfq-iosched: fix race between exiting queue and exiting task -- 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/