FreeBSD-stable-14-amd64-test - Build #617 - Still Unstable

FreeBSD-stable-14-amd64-test - Build #617 (ca735be05c59f83e107213e41517bef1a5d10108) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-stable-14-amd64-test/617/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-stable-14-amd64-test/617/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-stable-14-amd64-test/617/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)

0d0999fe313779ea51ef4178dff76bb572fdb09f by zlei:
if_clone: Allow maxunit to be zero

ca735be05c59f83e107213e41517bef1a5d10108 by zlei:
if_pflog: Limit the maximum unit via the new KPI



The failed test cases:

4 tests failed.
FAILED:  sys.netinet6.exthdr.exthdr

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

FAILED:  sys.netpfil.pf.pass_block.urpf

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

FAILED:  sys.geom.class.eli.attach_test.attach_multiple_fails

Error Message:
Premature exit; test case exited with code 1

FAILED:  sys.netlink.test_netlink_message_writer.py.__test_cases_list__

Error Message:
Test program did not exit cleanly