FreeBSD-main-amd64-test - Build #24722 - Still Unstable

FreeBSD-main-amd64-test - Build #24722 (001c48b4139ff6f07de70a16518161dcea5598b9) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/24722/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/24722/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/24722/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)

f5463265955b829775bbb32e1fd0bc11dafc36ce by markj:
kqueue tests: Add a regression test

bbf86c65d04d6013fd3f7b6d74a341256c4e7336 by markj:
netinet: Remove stale references to Giant from comments

2e55256de3e6193b5073f9774362b06ce690e482 by markj:
route tests: Serialize

3f73fbb0acd4131b08dba4f7590061826ab08df1 by markj:
netinet6 tests: Restore an atf_check invocation

001c48b4139ff6f07de70a16518161dcea5598b9 by markj:
netinet tests: Make test jail names unique



The failed test cases:

1 tests failed.
FAILED:  sys.netpfil.pf.divert-to.ipfwon_in_div

Error Message:
Test case body returned a non-ok exit code, but this is not allowed