Greeting,

FYI, we noticed the following commit (built with gcc-9):

commit: 0ac99c18956d1d9a4bd3ec5aafb9878dbd2f5668 ("[PATCH v2] ext4: Fix bug on in ext4_es_cache_extent as ext4_split_extent_at failed")
url: https://github.com/0day-ci/linux/commits/Ye-Bin/ext4-Fix-bug-on-in-ext4_es_cache_extent-as-ext4_split_extent_at-failed/20210420-221842
base: https://git.kernel.org/cgit/linux/kernel/git/tytso/ext4.git dev

in testcase: xfstests
version: xfstests-x86_64-73c0871-1_20210401
with following parameters:

	disk: 4HDD
	fs: ext4
	test: ext4-group-02
	ucode: 0xe2

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: 4 threads Intel(R) Core(TM) i5-6500 CPU @ 3.20GHz with 32G 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@intel.com>

2021-04-22 03:39:26 export TEST_DIR=/fs/sda1
2021-04-22 03:39:26 export TEST_DEV=/dev/sda1
2021-04-22 03:39:26 export FSTYP=ext4
2021-04-22 03:39:26 export SCRATCH_MNT=/fs/scratch
2021-04-22 03:39:26 mkdir /fs/scratch -p
2021-04-22 03:39:26 export SCRATCH_DEV=/dev/sda4
2021-04-22 03:39:26 sed "s:^:ext4/:" //lkp/benchmarks/xfstests/tests/ext4-group-02
2021-04-22 03:39:26 ./check -E tests/exclude/ext4 ext4/040 ext4/041 ext4/042 ext4/043 ext4/044 ext4/045 ext4/046 ext4/047
FSTYP         -- ext4
PLATFORM      -- Linux/x86_64 lkp-skl-d03 5.12.0-rc4-00030-g0ac99c18956d #1 SMP Wed Apr 21 09:59:21 CST 2021
MKFS_OPTIONS  -- /dev/sda4
MOUNT_OPTIONS -- -o acl,user_xattr /dev/sda4 /fs/scratch

ext4/040	 11s
ext4/041	 11s
ext4/042	 10s
ext4/043	 10s
ext4/044	 101s
ext4/045	_check_generic_filesystem: filesystem on /dev/sda4 is inconsistent
(see /lkp/benchmarks/xfstests/results//ext4/045.full for details)

ext4/046	_check_generic_filesystem: filesystem on /dev/sda4 is inconsistent
(see /lkp/benchmarks/xfstests/results//ext4/046.full for details)
- output mismatch (see /lkp/benchmarks/xfstests/results//ext4/046.out.bad)
    --- tests/ext4/046.out	2021-04-01 03:07:08.000000000 +0000
    +++ /lkp/benchmarks/xfstests/results//ext4/046.out.bad	2021-04-22 03:42:52.661074608 +0000
    @@ -1,2 +1,4 @@
     QA output created by 046
    +md5sum: /fs/scratch/testfile-046: Input/output error
    +/lkp/benchmarks/xfstests/tests/ext4/046: line 88: test: fd31094dae1813ac2b41d5c45eb16116: unary operator expected
     Silence is golden
    ...
    (Run 'diff -u /lkp/benchmarks/xfstests/tests/ext4/046.out /lkp/benchmarks/xfstests/results//ext4/046.out.bad'  to see the entire diff)
ext4/047	[not run] mount /dev/sda4 with dax=always failed
Ran: ext4/040 ext4/041 ext4/042 ext4/043 ext4/044 ext4/045 ext4/046 ext4/047
Not run: ext4/047
Failures: ext4/045 ext4/046
Failed 2 of 8 tests




To reproduce:

        git clone https://github.com/intel/lkp-tests.git
        cd lkp-tests
        bin/lkp install                job.yaml  # job file is attached in this email
        bin/lkp split-job --compatible job.yaml
        bin/lkp run                    compatible-job.yaml



---
0DAY/LKP+ Test Infrastructure                   Open Source Technology Center
https://lists.01.org/hyperkitty/list/lkp@lists.01.org       Intel Corporation

Thanks,
Oliver Sang