[linux-next:master] [btrfs] a5b8a5f9f8: xfstests.btrfs.219.fail

[linux-next:master] [btrfs] a5b8a5f9f8: xfstests.btrfs.219.fail

[kernel test robot]

Hello,

kernel test robot noticed "xfstests.btrfs.219.fail" on:

commit: a5b8a5f9f8355d27a4f8d0afa93427f16d2f3c1e ("btrfs: support cloned-device mount capability")
https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master

[test failed on linux-next/master 2030579113a1b1b5bfd7ff24c0852847836d8fd1]

in testcase: xfstests
version: xfstests-x86_64-4d811ae-1_20231009
with following parameters:

	disk: 6HDD
	fs: btrfs
	test: btrfs-219



compiler: gcc-12
test machine: 8 threads 1 sockets Intel(R) Core(TM) i7-4770 CPU @ 3.40GHz (Haswell) with 8G memory

(please refer to attached dmesg/kmsg for entire log/backtrace)



If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <oliver.sang@intel.com>
| Closes: https://lore.kernel.org/oe-lkp/202310251645.5fe5495a-oliver.sang@intel.com



2023-10-21 19:53:10 export TEST_DIR=/fs/sda1
2023-10-21 19:53:10 export TEST_DEV=/dev/sda1
2023-10-21 19:53:10 export FSTYP=btrfs
2023-10-21 19:53:10 export SCRATCH_MNT=/fs/scratch
2023-10-21 19:53:10 mkdir /fs/scratch -p
2023-10-21 19:53:10 export SCRATCH_DEV_POOL="/dev/sda2 /dev/sda3 /dev/sda4 /dev/sda5 /dev/sda6"
2023-10-21 19:53:10 echo btrfs/219
2023-10-21 19:53:10 ./check btrfs/219
FSTYP         -- btrfs
PLATFORM      -- Linux/x86_64 lkp-hsw-d01 6.6.0-rc5-00214-ga5b8a5f9f835 #1 SMP PREEMPT_DYNAMIC Sun Oct 22 03:34:58 CST 2023
MKFS_OPTIONS  -- /dev/sda2
MOUNT_OPTIONS -- /dev/sda2 /fs/scratch

btrfs/219       [failed, exit status 1]- output mismatch (see /lkp/benchmarks/xfstests/results//btrfs/219.out.bad)
    --- tests/btrfs/219.out	2023-10-09 16:50:26.000000000 +0000
    +++ /lkp/benchmarks/xfstests/results//btrfs/219.out.bad	2023-10-21 19:53:35.090528975 +0000
    @@ -1,2 +1,4 @@
     QA output created by 219
    -Silence is golden
    +We were allowed to mount when we should have failed
    +(see /lkp/benchmarks/xfstests/results//btrfs/219.full for details)
    +rm: cannot remove '/fs/sda1/219.mnt1': Device or resource busy
    ...
    (Run 'diff -u /lkp/benchmarks/xfstests/tests/btrfs/219.out /lkp/benchmarks/xfstests/results//btrfs/219.out.bad'  to see the entire diff)

HINT: You _MAY_ be missing kernel fix:
      5f58d783fd78 btrfs: free device in btrfs_close_devices for a single device filesystem

Ran: btrfs/219
Failures: btrfs/219
Failed 1 of 1 tests



The kernel config and materials to reproduce are available at:
https://download.01.org/0day-ci/archive/20231025/202310251645.5fe5495a-oliver.sang@intel.com



-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki

Re: [linux-next:master] [btrfs] a5b8a5f9f8: xfstests.btrfs.219.fail

[Anand Jain]

>      +We were allowed to mount when we should have failed
>      +(see /lkp/benchmarks/xfstests/results//btrfs/219.full for details)
>      +rm: cannot remove '/fs/sda1/219.mnt1': Device or resource busy


This is a false positive error. In fact, we should update the test case
and re-add this testcase to the auto group.


Fix sent:
 
https://lore.kernel.org/linux-btrfs/39311089b30f9250ff7f7a0aabb70547616a4b3a.1698230869.git.anand.jain@oracle.com/T/#u


Thx.
Anand