linux-kernel - Re: [btrfs] 5297199a8b: xfstests.btrfs.220.fail

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Message-ID: <20210318023703.GB10304@xsang-OptiPlex-9020>
Date:   Thu, 18 Mar 2021 10:37:03 +0800
From:   Oliver Sang <oliver.sang@...el.com>
To:     Nikolay Borisov <nborisov@...e.com>
Cc:     David Sterba <dsterba@...e.com>,
        LKML <linux-kernel@...r.kernel.org>, lkp@...ts.01.org,
        lkp@...el.com, linux-btrfs@...r.kernel.org
Subject: Re: [btrfs] 5297199a8b: xfstests.btrfs.220.fail

Hi Nikolay,

On Tue, Mar 09, 2021 at 10:36:52AM +0200, Nikolay Borisov wrote:
> 
> 
> On 9.03.21 г. 10:49 ч., kernel test robot wrote:
> > 
> > 
> > Greeting,
> > 
> > FYI, we noticed the following commit (built with gcc-9):
> > 
> > commit: 5297199a8bca12b8b96afcbf2341605efb6005de ("btrfs: remove inode number cache feature")
> > https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master
> > 
> > 
> > in testcase: xfstests
> > version: xfstests-x86_64-d41dcbd-1_20201218
> > with following parameters:
> > 
> > 	disk: 6HDD
> > 	fs: btrfs
> > 	test: btrfs-group-22
> > 	ucode: 0x28
> > 
> > test-description: xfstests is a regression test suite for xfs and other files ystems.
> > test-url: git://git.kernel.org/pub/scm/fs/xfs/xfstests-dev.git
> > 
> > 
> > on test machine: 8 threads Intel(R) Core(TM) i7-4770 CPU @ 3.40GHz with 8G memory
> > 
> > caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):
> > 
> > 
> > 
> > 
> > If you fix the issue, kindly add following tag
> > Reported-by: kernel test robot <oliver.sang@...el.com>
> > 
> > 2021-03-09 04:13:26 export TEST_DIR=/fs/sdb1
> > 2021-03-09 04:13:26 export TEST_DEV=/dev/sdb1
> > 2021-03-09 04:13:26 export FSTYP=btrfs
> > 2021-03-09 04:13:26 export SCRATCH_MNT=/fs/scratch
> > 2021-03-09 04:13:26 mkdir /fs/scratch -p
> > 2021-03-09 04:13:26 export SCRATCH_DEV_POOL="/dev/sdb2 /dev/sdb3 /dev/sdb4 /dev/sdb5 /dev/sdb6"
> > 2021-03-09 04:13:26 sed "s:^:btrfs/:" //lkp/benchmarks/xfstests/tests/btrfs-group-22
> > 2021-03-09 04:13:26 ./check btrfs/220 btrfs/221 btrfs/222 btrfs/223 btrfs/224 btrfs/225 btrfs/226 btrfs/227
> > FSTYP         -- btrfs
> > PLATFORM      -- Linux/x86_64 lkp-hsw-d01 5.10.0-rc7-00162-g5297199a8bca #1 SMP Sat Feb 27 21:06:26 CST 2021
> > MKFS_OPTIONS  -- /dev/sdb2
> > MOUNT_OPTIONS -- /dev/sdb2 /fs/scratch
> > 
> > btrfs/220	- output mismatch (see /lkp/benchmarks/xfstests/results//btrfs/220.out.bad)
> >     --- tests/btrfs/220.out	2021-01-14 07:40:58.000000000 +0000
> >     +++ /lkp/benchmarks/xfstests/results//btrfs/220.out.bad	2021-03-09 04:13:32.880794446 +0000
> >     @@ -1,2 +1,3 @@
> >      QA output created by 220
> >     +Unexepcted mount options, checking for 'inode_cache,relatime,space_cache,subvol=/,subvolid=5' in 'rw,relatime,space_cache,subvolid=5,subvol=/' using 'inode_cache'
> 
> 
> Given that the commit removes the inode_cache feature that's expected, I
> assume you need to adjust your fstests configuration to not use
> inode_cache.

Thanks for information, we will change test options accordingly.