FreeBSD-main-amd64-test - Build #27898 - Still Unstable

FreeBSD-main-amd64-test - Build #27898 (c8191c3d613928d8bd6060aa2f7da349b4090cc1) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/27898/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/27898/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/27898/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)

c8191c3d613928d8bd6060aa2f7da349b4090cc1 by markj:
OptionalObsoleteFiles: Don't mark /usr/lib/debug/boot directory obsolete



The failed test cases:

1 tests failed.
FAILED:  sys.netlink.test_rtnl_gre.test_rtnl_gre

Error Message:
/usr/src/tests/sys/netlink/test_rtnl_gre.c:129: e.error != 0 (22 != 0)