Description anolislw 2022-10-26 18:39:58 UTC

[问题简述] 
Anolis8.6 aarch64环境，nightlycs ，xfstest测试套ext4-2-overlay:generic/003测试fail

[复现步骤]
git clone https://git.kernel.org/pub/scm/fs/xfs/xfstests-dev.git
cd xfstests-dev
make && make install
dmsetup remove_all
磁盘分两个分区
wipefs -a --force /dev/nvme0n1p1
wipefs -a --force /dev/nvme0n1p2
mkfs -t ext4 -q -F /dev/nvme0n1p1
mkfs -t ext4 -q -F /dev/nvme0n1p2
mkdir -p /fs/nvme0n1p1
mount -t ext4 /dev/nvme0n1p1 /fs/nvme0n1p1
mkdir -p /fs/nvme0n1p2
mount -t ext4 /dev/nvme0n1p2 /fs/nvme0n1p2
umount -f -l /fs/nvme0n1p1 /fs/nvme0n1p2
export TEST_DIR=/fs/nvme0n1p1
export TEST_DEV=/dev/nvme0n1p1
export FSTYP=ext4
export SCRATCH_MNT=/fs/scratch
mkdir /fs/nvme0n1p1 -p
mkdir /fs/scratch -p
export SCRATCH_DEV=/dev/nvme0n1p2
cd /var/lib/xfstests
./check -overlay generic/003

[期望结果]
case pass

[实际结果]
[root@l57h15216 xfstests]# ./check -overlay generic/003
mount: /fs/nvme0n1p1: can't find in /etc/fstab.
FSTYP         -- overlay
PLATFORM      -- Linux/aarch64 l57h15216 4.19.91-518.git.5b6c906de.an8.aarch64 #1 SMP Tue Oct 25 13:55:30 UTC 2022
MKFS_OPTIONS  -- /fs/scratch
MOUNT_OPTIONS -- /fs/scratch /fs/scratch/ovl-mnt

umount: /fs/scratch: not mounted.
mount: /fs/nvme0n1p1: can't find in /etc/fstab.
umount: /fs/nvme0n1p1: not mounted.
generic/003       mount: /fs/scratch: can't find in /etc/fstab.
umount: /fs/scratch: not mounted.
- output mismatch (see /var/lib/xfstests/results//generic/003.out.bad)
    --- tests/generic/003.out   2022-10-26 18:29:04.144305647 +0800
    +++ /var/lib/xfstests/results//generic/003.out.bad  2022-10-26 18:30:53.554320681 +0800
    @@ -1,2 +1,15 @@
     QA output created by 003
    +mount: /fs/scratch: can't find in /etc/fstab.
    +umount: /fs/scratch: not mounted.
    +mount: /fs/scratch: can't find in /etc/fstab.
    +umount: /fs/scratch: not mounted.
    +mount: /fs/scratch: can't find in /etc/fstab.
    +ERROR: access time has changed for dir2 after file access
    ...
    (Run 'diff -u /var/lib/xfstests/tests/generic/003.out /var/lib/xfstests/results//generic/003.out.bad'  to see the entire diff)
Ran: generic/003
Failures: generic/003
Failed 1 of 1 tests

[root@l57h15216 xfstests]# cat /var/lib/xfstests/results//generic/003.out.bad
QA output created by 003
mount: /fs/scratch: can't find in /etc/fstab.
umount: /fs/scratch: not mounted.
mount: /fs/scratch: can't find in /etc/fstab.
umount: /fs/scratch: not mounted.
mount: /fs/scratch: can't find in /etc/fstab.
ERROR: access time has changed for dir2 after file access
umount: /fs/scratch: not mounted.
mount: /fs/scratch: can't find in /etc/fstab.
umount: /fs/scratch: not mounted.
mount: /fs/scratch: can't find in /etc/fstab.
umount: /fs/scratch: not mounted.
mount: /fs/scratch: can't find in /etc/fstab.
umount: /fs/scratch: not mounted.
Silence is golden

[测试环境]
[root@l57h15216 xfstests]# uname -r
4.19.91-518.git.5b6c906de.an8.aarch64
[root@l57h15216 xfstests]# cat /etc/redhat-release
Anolis OS release 8.6
[root@l57h15216 xfstests]# cat /etc/os-release
NAME="Anolis OS"
VERSION="8.6"
ID="anolis"
ID_LIKE="rhel fedora centos"
VERSION_ID="8.6"
PLATFORM_ID="platform:an8"
PRETTY_NAME="Anolis OS 8.6"
ANSI_COLOR="0;31"
HOME_URL="https://openanolis.cn/"

[root@l57h15216 xfstests]# lscpu
Architecture:        aarch64
Byte Order:          Little Endian
CPU(s):              96
On-line CPU(s) list: 0-95
Thread(s) per core:  1
Core(s) per socket:  48
Socket(s):           2
NUMA node(s):        1
Vendor ID:           HiSilicon
BIOS Vendor ID:      HiSilicon
Model:               0
Model name:          Kunpeng-920
BIOS Model name:     HUAWEI Kunpeng 920 5250
Stepping:            0x1
CPU max MHz:         2600.0000
CPU min MHz:         200.0000
BogoMIPS:            200.00
L1d cache:           64K
L1i cache:           64K
L2 cache:            512K
L3 cache:            24576K
NUMA node0 CPU(s):   0-95
Flags:               fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics fphp asimdhp cpuid asimdrdm jscvt fcma dcpop asimddp asimdfhm
[root@l57h15216 xfstests]#

[复现频率]
手动测试多次皆fail