This issue was originally created at 2023-08-30T06:32:56.662Z as a Gitlab issue:
https://gitlab.com/redhat/centos-stream/tests/kernel/kernel-tests/-/issues/1715

1. Snippet of test failure

kernel-5.14.0-427.79.1.el9_4 (aarch64 64k)
host: hpe-apollo-cn99xx-14-vm-06.khw.eng.rdu2.dc.redhat.com

 
>>> 4:hugemmap05_with_dmesg_entry BROK <<< ############################################################################### # Test Num : 4 # # Test Case : hugemmap05with_dmesg_entry # # Test Result : BROK # ############################################################################### 1 <<<test_start>>> 2 tag=hugemmap05_with_dmesg_entry stime=1752872317 3 cmdline="dmesg -c 1>/dev/null 2>&1; hugemmap05 -a 0; EXIT_CODE=$?; dmesg > /mnt/testarea/ltp/output/DMESG_DIR_HUGEPAGE-dmesg-output-42216-04:58:36PM/hugemmap05.dmesg.log; exit $EXIT_CODE" 4 contacts="" 5 analysis=exit 6 <<<test_output>>> 7 tst_hugepage.c:84: TINFO: 2 hugepage(s) reserved 8 tst_test.c:1709: TINFO: LTP version: 20240129 9 tst_test.c:1593: TINFO: Timeout per run is 0h 00m 30s 10 hugemmap05.c:225: TINFO: original nr_overcommit_hugepages is 0 11 hugemmap05.c:233: TINFO: Mounting (null) to /mnt/testarea/ltp-vedbS25wcG/LTP_hugeRO9JS/hugemmap05 fstyp=hugetlbfs flags=0 12 hugemmap05.c:83: TBROK: mmap((nil),0,3,1,3,0) failed: EINVAL (22) 13 hugemmap05.c:178: TINFO: restore nr_overcommit_hugepages to 0. 14 15 Summary: 16 passed 0 17 failed 0 18 broken 1 19 skipped 0 20 warnings 0 21 <<<execution_status>>> 22 initiation_status="ok" 23 duration=0 termination_type=exited termination_id=2 corefile=no 24 cutime=0 cstime=2 25 <<<test_end>>>

Please include a link to the test execution on DataWarehouse, e.g.
https://datawarehouse.cki-project.org/kcidb/tests/1234567.

1. DataWarehouse issue

If the problem is already tracked on DataWarehouse, please include a link to
the DataWarehouse issue, e.g.
https://datawarehouse.cki-project.org/kcidb/checkouts/288443 

1. Additional details

Looks like the free memory if not big enough, so the test constructed '0' parameter to ltp hugetlb test cases, that's invalid value. We may need to consider how to handle this if not enough free memory on aarch64 (6G size memory machines).

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