FreeBSD-main-amd64-test - Build #23683 - Still Unstable

FreeBSD-main-amd64-test - Build #23683 (82aa1470c94c55db31c0168d65f8a08fa1d41378) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/23683/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/23683/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/23683/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)

ab1f1aa8333369a83ff284848fc3fc2e52d5f29f by cy:
ntp: import ntp-4.2.8p17

82aa1470c94c55db31c0168d65f8a08fa1d41378 by cy:
ntp: Fix build



The failed test cases:

4 tests failed.
FAILED:  sys.kqueue.libkqueue.kqueue_test.main

Error Message:
Returned non-success exit status 1

FAILED:  sys.net.if_ovpn.if_ovpn.ra

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

FAILED:  sys.netlink.test_rtnl_ifaddr.py.TestRtNlAddIfaddrLo::test_add_6[gu_host]

Error Message:
/usr/tests/sys/netlink/test_rtnl_ifaddr.py:702: AssertionError

FAILED:  sys.netlink.test_rtnl_ifaddr.py.TestRtNlAddIfaddrLo::test_add_6[gu_prefix]

Error Message:
/usr/tests/sys/netlink/test_rtnl_ifaddr.py:702: AssertionError