FreeBSD-main-amd64-test - Build #24789 - Still Unstable

FreeBSD-main-amd64-test - Build #24789 (621dae89f3c70b86bef255a621a76bf553f733ff) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/24789/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/24789/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/24789/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)

15483f96207de354714fc61f20cdbf971706e6cb by sjg:
rc.subr avoid noise if /usr not mounted

621dae89f3c70b86bef255a621a76bf553f733ff by imp:
loader: Document the lua loader table.



The failed test cases:

2 tests failed.
FAILED:  sys.kern.fdgrowtable_test.oldtables_shared_via_threads

Error Message:
Test case body timed out

FAILED:  bin.ls.ls_tests.v_flag

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