generic/471 from ubuntu_xfstests_ext4 failed on F-OEM-5.6

Issue found on 5.6.0-1011.11-oem

 generic/471 - output mismatch (see /home/ubuntu/autotest/client/tmp/ubuntu_xfstests_ext4/src/xfstests-bld/xfstests-dev/results//generic/471.out.bad)
 --- tests/generic/471.out 2020-05-25 19:41:28.059569053 +0000
 +++ /home/ubuntu/autotest/client/tmp/ubuntu_xfstests_ext4/src/xfstests-bld/xfstests-dev/results//generic/471.out.bad 2020-05-25 22:35:31.216987914 +0000
 @@ -1,5 +1,6 @@
 QA output created by 471
 -pwrite: Resource temporarily unavailable
 +wrote 1048576/1048576 bytes at offset 0
 +1 MiB, 1 ops; 0.0155 sec (64.226 MiB/sec and 64.2261 ops/sec)
 wrote 8388608/8388608 bytes at offset 0
 XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
 RWF_NOWAIT time is within limits.
 ...
 (Run 'diff -u /home/ubuntu/autotest/client/tmp/ubuntu_xfstests_ext4/src/xfstests-bld/xfstests-dev/tests/generic/471.out /home/ubuntu/autotest/client/tmp/ubuntu_xfstests_ext4/src/xfstests-bld/xfstests-dev/results//generic/471.out.bad' to see the entire diff)