hugemmap01 in hugetlb from ubuntu_ltp fail on B-AWS-5.3 ARM64

[Po-Hsu Lin]

Issue found on ARM64 instance a1.medium with B-AWS-5.3 (passed on other two instances)

 tag=hugemmap01 stime=1573114960 dur=350 exit=exited stat=1 core=no cu=0 cs=0
 startup='Thu Nov 7 08:22:40 2019'
 tst_test.c:1217: INFO: Timeout per run is 0h 05m 00s
 mem.c:814: INFO: set nr_hugepages to 128
 Test timeouted, sending SIGKILL!
 Test timeouted, sending SIGKILL!
 Test timeouted, sending SIGKILL!
 Test timeouted, sending SIGKILL!
 Test timeouted, sending SIGKILL!
 Test timeouted, sending SIGKILL!
 Test timeouted, sending SIGKILL!
 Test timeouted, sending SIGKILL!
 Test timeouted, sending SIGKILL!
 Test timeouted, sending SIGKILL!
 Test timeouted, sending SIGKILL!
 Cannot kill test processes!
 Congratulation, likely test hit a kernel bug.
 Exitting uncleanly...

[Po-Hsu Lin (cypressyew)]

Didn't see this on E-AWS 5.3.0-1024.26 ARM64 instances, we can keep watching this for until the next cycle.

[Sean Feole (sfeole)]

hugetlb has been successfully completing with the 5.3 kernels on arm64 AWS-Medium sized instances. marking invalid