linux-kernel - Re: 3.9.4 Oops running xfstests (WAS Re: 3.9.3: Oops running xfstests)

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Date:	Tue, 4 Jun 2013 00:57:07 -0400 (EDT)
From:	CAI Qian <caiqian@...hat.com>
To:	Dave Chinner <david@...morbit.com>
Cc:	xfs@....sgi.com, stable@...r.kernel.org,
	LKML <linux-kernel@...r.kernel.org>,
	linux-mm <linux-mm@...ck.org>
Subject: Re: 3.9.4 Oops running xfstests (WAS Re: 3.9.3: Oops running
 xfstests)


> Cai, I did ask you for the information that would have answered this
> question:
> 
> > > 	3. if you can't reproduce it like that, does it reproduce on
> > > 	  an xfstest run on a pristine system? If so, what command
> > > 	  line are you running, and what are the filesystem
> > > 	  configurations?
> 
> So, I need xfstests command line and the xfs_info output from the
> filesystems in use at the time this problem occurs..
Here you are.
[root@...z210-01 xfstests-dev]# a=`grep ' swap' /etc/fstab | cut -f 1 -d ' '`
[root@...z210-01 xfstests-dev]# b=`grep ' /home' /etc/fstab | cut -f 1 -d ' '`
[root@...z210-01 xfstests-dev]# swapoff -a
[root@...z210-01 xfstests-dev]# umount /home
[root@...z210-01 xfstests-dev]# echo "swap = $a"
swap = /dev/mapper/rhel_hp--z210--01-swap
[root@...z210-01 xfstests-dev]# echo "home = $b"
home = /dev/mapper/rhel_hp--z210--01-home
[root@...z210-01 xfstests-dev]# export TEST_DEV=$a
[root@...z210-01 xfstests-dev]# export TEST_DIR=/mnt/testarea/test
[root@...z210-01 xfstests-dev]# export SCRATCH_DEV=$b
[root@...z210-01 xfstests-dev]# export SCRATCH_MNT=/mnt/testarea/scratch
[root@...z210-01 xfstests-dev]# mkdir -p /mnt/testarea/test
[root@...z210-01 xfstests-dev]# mkdir -p /mnt/testarea/scratch
[root@...z210-01 xfstests-dev]# 
[root@...z210-01 xfstests-dev]# mkfs.xfs -f $a
meta-data=/dev/mapper/rhel_hp--z210--01-swap isize=256    agcount=4, agsize=251904 blks
         =                       sectsz=512   attr=2, projid32bit=0
data     =                       bsize=4096   blocks=1007616, imaxpct=25
         =                       sunit=0      swidth=0 blks
naming   =version 2              bsize=4096   ascii-ci=0
log      =internal log           bsize=4096   blocks=2560, version=2
         =                       sectsz=512   sunit=0 blks, lazy-count=1
realtime =none                   extsz=4096   blocks=0, rtextents=0
[root@...z210-01 xfstests-dev]# mkfs.xfs -f $b
meta-data=/dev/mapper/rhel_hp--z210--01-home isize=256    agcount=4, agsize=11701504 blks
         =                       sectsz=512   attr=2, projid32bit=0
data     =                       bsize=4096   blocks=46806016, imaxpct=25
         =                       sunit=0      swidth=0 blks
naming   =version 2              bsize=4096   ascii-ci=0
log      =internal log           bsize=4096   blocks=22854, version=2
         =                       sectsz=512   sunit=0 blks, lazy-count=1
realtime =none                   extsz=4096   blocks=0, rtextents=0

[root@...z210-01 xfstests-dev]# 
[root@...z210-01 xfstests-dev]# mount /dev/mapper/rhel_hp--z210--01-home /mnt/testarea/scratch
[root@...z210-01 xfstests-dev]# 
[root@...z210-01 xfstests-dev]# mount /dev/mapper/rhel_hp--z210--01-swap /mnt/testarea/test
[root@...z210-01 xfstests-dev]# xfs_info $a
meta-data=/dev/mapper/rhel_hp--z210--01-swap isize=256    agcount=4, agsize=251904 blks
         =                       sectsz=512   attr=2
data     =                       bsize=4096   blocks=1007616, imaxpct=25
         =                       sunit=0      swidth=0 blks
naming   =version 2              bsize=4096   ascii-ci=0
log      =internal               bsize=4096   blocks=2560, version=2
         =                       sectsz=512   sunit=0 blks, lazy-count=1
realtime =none                   extsz=4096   blocks=0, rtextents=0
[root@...z210-01 xfstests-dev]# xfs_info $b
meta-data=/dev/mapper/rhel_hp--z210--01-home isize=256    agcount=4, agsize=11701504 blks
         =                       sectsz=512   attr=2
data     =                       bsize=4096   blocks=46806016, imaxpct=25
         =                       sunit=0      swidth=0 blks
naming   =version 2              bsize=4096   ascii-ci=0
log      =internal               bsize=4096   blocks=22854, version=2
         =                       sectsz=512   sunit=0 blks, lazy-count=1
realtime =none                   extsz=4096   blocks=0, rtextents=0
[root@...z210-01 xfstests-dev]# ./check 20
FSTYP         -- xfs (non-debug)
PLATFORM      -- Linux/x86_64 hp-z210-01 3.9.4
MKFS_OPTIONS  -- -f -bsize=4096 /dev/mapper/rhel_hp--z210--01-home
MOUNT_OPTIONS -- -o context=system_u:object_r:nfs_t:s0 /dev/mapper/rhel_hp--z210--01-home /mnt/testarea/scratch
020	<crashed immediately...>
CAI Qian
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