FreeBSD-main-amd64-test - Build #24210 - Still Unstable

FreeBSD-main-amd64-test - Build #24210 (8b622172ba44f914092c1d44cecb2b101eb8e17b) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/24210/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/24210/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/24210/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)

5c8c9e1744b3f294ed5c73c8f1d0bafbc0f90a5d by bapt:
ObsoleteFiles.inc: document the removal of floppy support in bsdconfig

aaff6a85ff1e506e38a8c4f94f1cb1065427e8c3 by emaste:
fortune: use 115200 in serial example

5e7aa7574445f1fc90140bc93ec75de83e850fbe by bapt:
bsdconfig: remove support for ftp, pkg does not support it anymore

5ad9edd4565cdb657da3677b292b772ff573d4df by bapt:
bsdconfig: use working respositories

2749c222da8a6325d39c0571f72b1dbed2f7d583 by mjg:
vfs cache: sanitize debug counters

0f15054f7990f9c772bea34778a8838aa05ebed8 by mjg:
vfs cache: plug a hypothetical corner case when freeing

cd2105d691f446f7dbddf5965d82b9e9103bc8d2 by mjg:
vfs cache: denote a known bug in cache_remove_cnp

8b622172ba44f914092c1d44cecb2b101eb8e17b by mjg:
vfs cache: add 2 more optimizaiton ideas



The failed test cases:

3 tests failed.
FAILED:  sys.fs.fusefs.mknod.main

Error Message:
Returned non-success exit status 1

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