msync01 / msync02 from ubuntu_ltp_syscalls failed on X-oracle-4.15

[Po-Hsu Lin]

Issue found on 4.15.0-1064.71~16.04.1, oracle

looks like this is caused by recent update in LTP:

 startup='Tue Jan 26 01:41:52 2021'
 msync01 1 TBROK : msync01.c:184: mmap failed: errno=EINVAL(22): Invalid argument
 msync01 2 TBROK : msync01.c:184: Remaining cases broken
 msync01 3 TBROK : msync01.c:193: munmap failed: errno=EINVAL(22): Invalid argument
 tag=msync01 stime=1611625312 dur=0 exit=exited stat=2 core=no cu=0 cs=0
 startup='Tue Jan 26 01:41:52 2021'
 msync02 1 TBROK : msync02.c:133: mmap failed: errno=EINVAL(22): Invalid argument
 msync02 2 TBROK : msync02.c:133: Remaining cases broken
 msync02 3 TBROK : msync02.c:147: munmap failed: errno=EINVAL(22): Invalid argument
 tag=msync02 stime=1611625312 dur=0 exit=exited stat=2 core=no cu=0 cs=0

https://github.com/linux-test-project/ltp/commits/master/testcases/kernel/syscalls/msync

[Po-Hsu Lin (cypressyew)]

A retest show this issue will gone with the latest commit upstream:
https://github.com/linux-test-project/ltp/commit/3ad5de5f4aa253fd01d9cdace6d7dd05be5e20f5