FreeBSD-main-amd64-test - Build #24171 - Still Unstable

FreeBSD-main-amd64-test - Build #24171 (915af883221a4982e89ef878f1def0899ccac283) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/24171/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/24171/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/24171/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)

1d6021cd72689f54093af4ed77066a2f8abde664 by imp:
nvme: Supress noise messages

915af883221a4982e89ef878f1def0899ccac283 by grog:
Explain the -d option.



The failed test cases:

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

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

FAILED:  sys.netinet6.test_ip6_output.py.TestIP6OutputScope::test_output6_linklocal_scope[gu_to_ll]

Error Message:
/usr/local/lib/python3.9/multiprocessing/connection.py:383: EOFError

FAILED:  usr.bin.file.file_test.contrib_file_tests

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

FAILED:  sys.fs.tmpfs.times_test.empty

Error Message:
Incorrect atime