FreeBSD-main-amd64-test - Build #23671 - Still Unstable

FreeBSD-main-amd64-test - Build #23671 (9d5a47e13c175adf7486956847c3d060fe059f2c) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/23671/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/23671/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/23671/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)

9d5a47e13c175adf7486956847c3d060fe059f2c by markj:
ossl: Provide a fallback definition of __uint128_t when needed



The failed test cases:

4 tests failed.
FAILED:  sys.kern.ptrace_test.ptrace__parent_sees_exit_after_child_debugger

Error Message:
/usr/src/tests/sys/kern/ptrace_test.c:354: WEXITSTATUS(status) (32) == 0 (0) not met

FAILED:  sys.netinet6.frag6.frag6_19.frag6_19

Error Message:
Global IPv6 statistics do not match: 19 != 20

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