From: Theodore Ts'o Subject: Re: EXT4 regression caused 4eec7 Date: Mon, 13 May 2013 09:52:21 -0400 Message-ID: <20130513135221.GE4845@thunk.org> References: <31302271.2821368363898561.JavaMail.weblogic@epml17> <20130513131809.GG400@quack.suse.cz> <20130513133036.GB4845@thunk.org> <87bo8fxa92.fsf@openvz.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Jan Kara , EUNBONG SONG , "linux-ext4@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "linux-xfs@vger.kernel.org" , Dave Chinner To: Dmitry Monakhov Return-path: Content-Disposition: inline In-Reply-To: <87bo8fxa92.fsf@openvz.org> Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-ext4.vger.kernel.org On Mon, May 13, 2013 at 05:47:05PM +0400, Dmitry Monakhov wrote: > In fact generic/299 always succeed for me, but it produce warning > WARNING: at fs/ext4/inode.c:3218 ext4_ext_direct_IO > and complains from slab debug. But it was missed because i've missed > this error in the logs and forget to check /proc/sys/kernel/tained. This is how it's failing for me.... generic/299 [23:06:27][ 109.243220] fio (3376) used greatest stack depth: 5240 bytes left [ 109.252757] fio (3380) used greatest stack depth: 5140 bytes left [ 109.307227] fio (3374) used greatest stack depth: 4944 bytes left [23:08:10] [failed, exit status 1] - output mismatch (see /root/xfstests/results/generic/299.out.bad) --- tests/generic/299.out 2013-04-05 21:41:17.000000000 -0400 +++ /root/xfstests/results/generic/299.out.bad 2013-05-11 23:08:10.835356876 -0400 @@ -3,3 +3,6 @@ Run fio with random aio-dio pattern Start fallocate/truncate loop +./common/rc: line 2055: 3335 Segmentation fault "$@" >> $seqres.full 2>&1 +failed: '/root/xfstests/bin/fio /tmp/3135-299.fio' +(see /root/xfstests/results/generic/299.full for details) ... (Run 'diff -u tests/generic/299.out /root/xfstests/results/generic/299.out.bad' to see the entire diff) I haven't had a chance to investigate the core dump yet.... - Ted