FreeBSD-main-amd64-test - Build #27784 - Still Unstable

FreeBSD-main-amd64-test - Build #27784 (7b6e84c9ac5668134ab2d075019ef0b827d90c84) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/27784/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/27784/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/27784/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)

7b6e84c9ac5668134ab2d075019ef0b827d90c84 by tuexen:
ure: improve checksum offloading



The failed test cases:

3 tests failed.
FAILED:  sys.netpfil.pf.nat.endpoint_independent_exhaust

Error Message:
server1 did not receive connection from client (endpoint-independent)

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