FreeBSD-main-amd64-test - Build #23663 - Still Unstable

FreeBSD-main-amd64-test - Build #23663 (8dad5ece49479ba6cdcd5bb4c2799bbd61add3e6) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/23663/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/23663/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/23663/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)

54dfc97b0bd99f1c3bcbb37357cf28cd81a7cf00 by delphij:
Add gve, the driver for Google Virtual NIC (gVNIC)

8dad5ece49479ba6cdcd5bb4c2799bbd61add3e6 by kib:
dd(1): neutralize SIGINT while non-async-signal safe code is executing



The failed test cases:

6 tests failed.
FAILED:  sys.netinet6.frag6.frag6_19.frag6_19

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

FAILED:  sys.netpfil.common.dummynet.pf_interface_removal

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

FAILED:  sys.netpfil.common.dummynet.pf_pipe

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

FAILED:  sys.netpfil.common.dummynet.pf_pipe_v6

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