FreeBSD-stable-15-amd64-test - Build #550 - Still Unstable

FreeBSD-stable-15-amd64-test - Build #550 (077da2a9e37c7734e7c527c7d184b3ad8c61f31f) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-stable-15-amd64-test/550/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-stable-15-amd64-test/550/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-stable-15-amd64-test/550/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)

077da2a9e37c7734e7c527c7d184b3ad8c61f31f by eugen:
me.4: MFC: link if_me kernel module to its manual page.



The failed test cases:

2 tests failed.
FAILED:  sys.netinet6.ndp.ndp_prefix_lifetime

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

FAILED:  sys.netpfil.pf.route_to.prefer_ipv6_nexthop_mixed_af_random_table_ipv4

Error Message:
Target 2001:db8:4202::42:4 not selected after 10 attempts!