From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail172.messagelabs.com (mail172.messagelabs.com [216.82.254.3]) by kanga.kvack.org (Postfix) with SMTP id 018CC6B003D for ; Mon, 9 Feb 2009 08:44:22 -0500 (EST) Received: by ewy14 with SMTP id 14so565002ewy.14 for ; Mon, 09 Feb 2009 05:44:21 -0800 (PST) MIME-Version: 1.0 In-Reply-To: <1233934630.17551.1.camel@think.oraclecorp.com> References: <1233934630.17551.1.camel@think.oraclecorp.com> Date: Mon, 9 Feb 2009 16:44:20 +0300 Message-ID: Subject: Re: next-20090206: kernel BUG at mm/slub.c:1132 From: Alexander Beregalov Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org To: Chris Mason Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-btrfs@vger.kernel.org, "linux-next@vger.kernel.org" List-ID: 2009/2/6 Chris Mason : > On Fri, 2009-02-06 at 18:10 +0300, Alexander Beregalov wrote: >> Hi >> >> I run dbench on btrfs, which is on file on xfs >> >> btrfs: disabling barriers on dev /dev/loop/0 >> ------------[ cut here ]------------ >> kernel BUG at mm/slub.c:1132! >> invalid opcode: 0000 [#1] PREEMPT SMP DEBUG_PAGEALLOC >> last sysfs file: /sys/kernel/uevent_seqnum > > Btrfs hammers on slab caches quite a lot, can you reproduce this without > loop or without btrfs? Hi Chris No, I can not reproduce it without loop. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org