FreeBSD-main-amd64-test - Build #27793 - Still Unstable

FreeBSD-main-amd64-test - Build #27793 (a97ed3a39c1044dd1b8056d68a76de74821f2bff) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/27793/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/27793/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/27793/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)

a97ed3a39c1044dd1b8056d68a76de74821f2bff by ziaee:
vt.4: Sprinkle mdoc macros



The failed test cases:

3 tests failed.
FAILED:  sys.netpfil.pf.ether.captive_long

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

FAILED:  sys.netgraph.ksocket.udp6_bind

Error Message:
/usr/src/tests/sys/netgraph/ksocket.c:167: connect(us, (struct sockaddr *)rep->data, sizeof(struct sockaddr_in6)) == 0 not met

FAILED:  sys.netgraph.ksocket.udp6_connect

Error Message:
/usr/src/tests/sys/netgraph/ksocket.c:134: NgSendMsg(cs, ".:" OURHOOK, NGM_KSOCKET_COOKIE, NGM_KSOCKET_CONNECT, &sin6, sizeof(sin6)) >= 0 not met