Description Banana 2024-05-10 11:47:31 UTC

[问题描述]：
xfstests测试套ext4-nfsv4.2-2文件格式执行generic/020测试项FAIL

[root@iZbp143ti4ccpaufkzata7Z xfstests]# ./check tests/generic/020
TEST_DEV=localhost:/fs/nvme1n1p1 is mounted but not on TEST_DIR=/nfs/nvme1n1p2 - aborting
Already mounted result:
localhost:/fs/nvme1n1p1 /nfs/nvme1n1p1
[root@iZbp143ti4ccpaufkzata7Z xfstests]# umount -f -l /nfs/nvme1n1p1 /nfs/nvme1n1p2 /fs/nvme1n1p1 /fs/nvme1n1p2
[root@iZbp143ti4ccpaufkzata7Z xfstests]# ./check tests/generic/020
FSTYP         -- nfs
PLATFORM      -- Linux/aarch64 iZbp143ti4ccpaufkzata7Z 6.6.25-2_rc1.an23.aarch64 #1 SMP PREEMPT_DYNAMIC Thu Apr 11 15:02:38 CST 2024
MKFS_OPTIONS  -- localhost:/fs/nvme1n1p2
MOUNT_OPTIONS -- -o vers=4.2 -o context=system_u:object_r:root_t:s0 localhost:/fs/nvme1n1p2 /nfs/nvme1n1p2

generic/020 2s ... - output mismatch (see /root/tone/run/xfstests/results//generic/020.out.bad)
    --- tests/generic/020.out   2024-04-19 15:32:08.843576401 +0800
    +++ /root/tone/run/xfstests/results//generic/020.out.bad    2024-05-10 11:41:16.656438069 +0800
    @@ -39,27 +39,6 @@
     user.snrub="fish2\012"

     *** add lots of attributes
    -*** check
    -   *** MAX_ATTRS attribute(s)
    -*** remove lots of attributes
    -   *** print attributes
    ...
    (Run 'diff -u /root/tone/run/xfstests/tests/generic/020.out /root/tone/run/xfstests/results//generic/020.out.bad'  to see the entire diff)
Ran: generic/020
Failures: generic/020
Failed 1 of 1 tests

————————异常输出
QA output created by 020
*** list non-existant file
   *** print attributes
getfattr: <TESTFILE>: No such file or directory
      !!! error return
*** list empty file
   *** print attributes
*** query non-existant attribute
attr_get: No data available
Could not get "nonexistant" for <TESTFILE>
*** one attribute
Attribute "fish" set to a 5 byte value for <TESTFILE>:
fish

*** add lots of attributes
attr_set: No space left on device
Could not set "attribute_109" for /nfs/nvme1n1p2/attribute_2155
!!! failed to add "attribute_109"

[环境信息]：
机器类型：ECS

[内核信息]：
[root@iZbp143ti4ccpaufkzata7Z xfstests]# uname -r
6.6.25-2_rc1.an23.aarch64

[操作系统信息]：
[root@iZbp143ti4ccpaufkzata7Z xfstests]# cat /etc/os-release
NAME="Anolis OS"
VERSION="23"
ID="anolis"
VERSION_ID="23"
PLATFORM_ID="platform:an23"
PRETTY_NAME="Anolis OS 23"
ANSI_COLOR="0;31"
HOME_URL="https://openanolis.cn/"
BUG_REPORT_URL="https://bugzilla.openanolis.cn/"

[文件系统]
[root@iZbp143ti4ccpaufkzata7Z xfstests]# df -Th
Filesystem     Type      Size  Used Avail Use% Mounted on
devtmpfs       devtmpfs  4.0M     0  4.0M   0% /dev
tmpfs          tmpfs      16G     0   16G   0% /dev/shm
tmpfs          tmpfs     6.1G  768K  6.1G   1% /run
efivarfs       efivarfs  256K   17K  240K   7% /sys/firmware/efi/efivars
/dev/nvme0n1p2 xfs        40G   11G   30G  27% /
tmpfs          tmpfs      16G     0   16G   0% /tmp
/dev/nvme0n1p1 vfat      500M  6.5M  494M   2% /boot/efi
tmpfs          tmpfs     3.1G     0  3.1G   0% /run/user/0


[问题发生概率]：
必现

[复现步骤]：
1、部署xfstests测试环境
2、设置以下测试环境
dmsetup remove_all
wipefs -a --force /dev/nvme1n1p1
wipefs -a --force /dev/nvme1n1p2
mkfs -t ext4 -q -F /dev/nvme1n1p1
mkfs -t ext4 -q -F /dev/nvme1n1p2
mkdir -p /fs/nvme1n1p2
mkdir -p /fs/nvme1n1p1
mount -t ext4 /dev/nvme1n1p1 /fs/nvme1n1p1/
mount -t ext4 /dev/nvme1n1p2 /fs/nvme1n1p2
mkdir -p /export
mount -t tmpfs nfsv4_root_export /export
mkdir -p /export/fs/nvme1n1p1
mount --bind /fs/nvme1n1p1/ /export/fs/nvme1n1p1
mkdir -p  /export//fs/nvme1n1p2
mount --bind /fs/nvme1n1p2/ /export/fs/nvme1n1p2/
echo '/export *(fsid=0,rw,no_subtree_check,no_root_squash)' > /etc/exports
echo '/export/fs/nvme1n1p1 *(rw,no_subtree_check,no_root_squash)' >> /etc/exports
echo '/export/fs/nvme1n1p2 *(rw,no_subtree_check,no_root_squash)' >> /etc/exports
systemctl restart rpcbind
systemctl restart nfs-server
exportfs -r
mkdir -p /nfs/nvme1n1p1
mount -t nfs -o vers=4.2 localhost:/fs/nvme1n1p1 /nfs/nvme1n1p1/
mkdir -p /nfs/nvme1n1p2
mount -t nfs -o vers=4.2 localhost:/fs/nvme1n1p2 /nfs/nvme1n1p2/
umount -f -l /nfs/nvme1n1p1 /nfs/nvme1n1p2 /fs/nvme1n1p1 /fs/nvme1n1p2
export TEST_DIR=/nfs/nvme1n1p1/
export TEST_DEV=/dev/nvme1n1p1
export nfsvers=4.2
export FSTYP=nfs
export SCRATCH_MNT=/fs/scratch
mkdir /fs/scratch -p
chmod 755 -R /fs
export SCRATCH_DEV=/dev/nvme1n1p2
export TEST_DIR=/nfs/nvme1n1p2/
export SCRATCH_MNT=/nfs/nvme1n1p2/
export TEST_DEV=localhost:/fs/nvme1n1p1
export SCRATCH_DEV=localhost:/fs/nvme1n1p2
export 'TEST_FS_MOUNT_OPTS=-o vers=4.2'
export 'MOUNT_OPTIONS=-o vers=4.2'
chmod 755 -R /nfs
3、执行测试命令
./check tests/generic/020