[Bug 201549] New: [xfstests xfs/019]: mkfs.xfs: warning - iflush_int failed (-117)

[Bug 201549] New: [xfstests xfs/019]: mkfs.xfs: warning - iflush_int failed (-117)

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=201549

            Bug ID: 201549
           Summary: [xfstests xfs/019]: mkfs.xfs: warning - iflush_int
                    failed (-117)
           Product: File System
           Version: 2.5
    Kernel Version: v4.18
          Hardware: All
                OS: Linux
              Tree: Mainline
            Status: NEW
          Severity: normal
          Priority: P1
         Component: XFS
          Assignee: filesystem_xfs@kernel-bugs.kernel.org
          Reporter: zlang@redhat.com
        Regression: No

xfs/019 fails on s390x. mkfs.xfs always fails as below:

# mkfs.xfs -f -n version=2 -p /tmp/36771.proto /dev/loop1
meta-data=/dev/loop1             isize=512    agcount=4, agsize=786496 blks
         =                       sectsz=512   attr=2, projid32bit=1
         =                       crc=1        finobt=1, sparse=1, rmapbt=0
         =                       reflink=0
data     =                       bsize=4096   blocks=3145984, imaxpct=25
         =                       sunit=0      swidth=0 blks
naming   =version 2              bsize=4096   ascii-ci=0, ftype=1
log      =internal log           bsize=4096   blocks=2560, version=2
         =                       sectsz=512   sunit=0 blks, lazy-count=1
realtime =none                   extsz=4096   blocks=0, rtextents=0
Metadata corruption detected at 0x101214a, inode 0x89 data fork
mkfs.xfs: warning - iflush_int failed (-117)
cache_purge: shake on cache 0x8e4be40 left 1 nodes!?
cache_purge: shake on cache 0x8e4be40 left 1 nodes!?
cache_purge: shake on cache 0x8e4be40 left 1 nodes!?
cache_zero_check: refcount is 1, not zero (node=0x8e76a60)

# cat /tmp/36771.proto
DUMMY1
0 0
: root directory
d--777 3 1
: a directory
directory d--755 3 1 
file_xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx_0 ---755 3 1 /tmp/36771.file
file_xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx_1 ---755 3 1 /tmp/36771.file
file_xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx_2 ---755 3 1 /tmp/36771.file
file_xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx_3 ---755 3 1 /tmp/36771.file
file_xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx_4 ---755 3 1 /tmp/36771.file
$
: back in the root
setuid -u-666 0 0 /tmp/36771.file
setgid --g666 0 0 /tmp/36771.file
setugid -ug666 0 0 /tmp/36771.file
block_device b--012 3 1 161 162 
char_device c--345 3 1 177 178
pipe p--670 0 0
symlink l--123 0 0 bigfile
: a file we actually read
bigfile ---666 3 0 /tmp/36771.file.2
: done
$

# cat /tmp/36711.file
fish

The file "/tmp/36771.file.2" is generated by:
# xfstests/src/devzero -b 2048 -n 2 -c -v 44 /tmp/36771.file.2

Version-Release number of selected component (if applicable):
# mkfs.xfs -V
mkfs.xfs version 4.19.0-rc0
kernel 4.18

How reproducible:
100%

Steps to Reproduce:
run xfs/019 on s390x

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