FreeBSD-main-amd64-test - Build #28683 - Still Unstable

FreeBSD-main-amd64-test - Build #28683 (0c2d64ce3da9c042da133c8b6d7391abb177f2c9) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/28683/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/28683/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/28683/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)

1c0e5c53ff1672a93fc42988020723bb6bc427c1 by olce:
kern_prot.c: Belatedly add copyright

0c2d64ce3da9c042da133c8b6d7391abb177f2c9 by olce:
MAC/do: Clarify comments about flags attached per-ID or per-ID-type



The failed test cases:

1 tests failed.
FAILED:  usr.bin.file.file_test.contrib_file_tests

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