FreeBSD-main-amd64-test - Build #27574 - Still Unstable

FreeBSD-main-amd64-test - Build #27574 (92f251f36b31519ed336ac67b768d39b62ebf896) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/27574/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/27574/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/27574/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)

d650b2ceda4641475e90ba1f6d349eac98aaa963 by imp:
mps/mpr: Remove bogus sys/cdefs.h includes

6f8e117e5d78709ff70c19e5286949b35099fa9a by imp:
mps: Add a probe on completion

0e80273f0d864d28bd3c3ae9dafd58e637743910 by imp:
mpr: Add a probe on completion

92f251f36b31519ed336ac67b768d39b62ebf896 by imp:
cam: Dtrace scripts to help diagnose weird things



The failed test cases:

2 tests failed.
FAILED:  sys.netpfil.pf.nat.endpoint_independent_compat

Error Message:
server1 did not receive connection from client (default)

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!