FreeBSD-stable-15-amd64-test - Build #669 - Still Unstable

FreeBSD-stable-15-amd64-test - Build #669 (c93b81369b8aa0196781a05743e6cc338d8e33a9) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-stable-15-amd64-test/669/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-stable-15-amd64-test/669/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-stable-15-amd64-test/669/console

Status explanation:
"Unstable" - some tests are suspected being broken by the following changes
"Still Unstable" - the failing test cases have not been fixed by these
                   following changes and this is a notification to note that
                   these changes have not been fully tested by the CI system

Change summaries:
(Those commits are likely but not certainly responsible)

f89909e462e8707d8ac5993959b8899712e282c2 by christos:
virtual_oss: Introduce virtual_oss_default_control_device rc variable

c93b81369b8aa0196781a05743e6cc338d8e33a9 by christos:
rc.conf.5: Document virtual_oss(8)



The failed test cases:

3 tests failed.
FAILED:  lib.libarchive.functional_test.test_archive_string_conversion_fail_c

Error Message:
atf-check failed; see the output of the test for details

FAILED:  lib.libarchive.functional_test.test_archive_string_conversion_fail_latin1

Error Message:
atf-check failed; see the output of the test for details

FAILED:  sys.posixshm.posixshm_test.largepage_pkru

Error Message:
/usr/src/tests/sys/posixshm/posixshm_test.c:1915: error == 0 not met