From: Sachin Sant Subject: Re: EXT4: kernel BUG at fs/jbd2/commit.c:533! Date: Tue, 08 Sep 2009 19:51:06 +0530 Message-ID: <4AA66852.8040009@in.ibm.com> References: <4A9E5496.8050909@in.ibm.com> <20090902120958.GA16415@mit.edu> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: linux-ext4@vger.kernel.org, "Aneesh Kumar K.V" To: Theodore Tso Return-path: Received: from e28smtp03.in.ibm.com ([59.145.155.3]:51296 "EHLO e28smtp03.in.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750877AbZIHOVH (ORCPT ); Tue, 8 Sep 2009 10:21:07 -0400 Received: from d28relay03.in.ibm.com (d28relay03.in.ibm.com [9.184.220.60]) by e28smtp03.in.ibm.com (8.14.3/8.13.1) with ESMTP id n88EL8WM030584 for ; Tue, 8 Sep 2009 19:51:08 +0530 Received: from d28av01.in.ibm.com (d28av01.in.ibm.com [9.184.220.63]) by d28relay03.in.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id n88EL7b62318484 for ; Tue, 8 Sep 2009 19:51:07 +0530 Received: from d28av01.in.ibm.com (loopback [127.0.0.1]) by d28av01.in.ibm.com (8.14.3/8.13.1/NCO v10.0 AVout) with ESMTP id n88EL78j004640 for ; Tue, 8 Sep 2009 19:51:07 +0530 In-Reply-To: <20090902120958.GA16415@mit.edu> Sender: linux-ext4-owner@vger.kernel.org List-ID: Theodore Tso wrote: > On Wed, Sep 02, 2009 at 04:48:46PM +0530, Sachin Sant wrote: > >> While executing fsstress against ext4 with 2.6.31-rc8 on a >> powerpc box, ran into the following Bug. >> >> ------------[ cut here ]------------ >> cpu 0x0: Vector: 700 (Program Check) at [c0000000f3ae3970] >> pc: c000000000280f28: .jbd2_journal_commit_transaction+0x8ac/0x1bfc >> lr: c000000000280e58: .jbd2_journal_commit_transaction+0x7dc/0x1bfc >> sp: c0000000f3ae3bf0 >> msr: 8000000000029032 >> current = 0xc0000000f315c7d0 >> paca = 0xc000000000b62600 >> pid = 23139, comm = kjournald2 >> kernel BUG at fs/jbd2/commit.c:533! >> Let me know if there is any thing i could try to help find a solution for this problem. After increasing the nproc value, i am able to consistently recreate this issue. Thanks -Sachin -- --------------------------------- Sachin Sant IBM Linux Technology Center India Systems and Technology Labs Bangalore, India ---------------------------------