FreeBSD-main-amd64-test - Build #26456 - Still Unstable

FreeBSD-main-amd64-test - Build #26456 (0a16f62701f163f85449ad6c6dcf742b5247e8d2) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/26456/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/26456/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/26456/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)

7587f6d4840f8d363e457cddc14c184cf1fe7cc1 by markj:
namei: Make stackable filesystems check harder for jail roots

0a16f62701f163f85449ad6c6dcf742b5247e8d2 by kp:
icmp6: zero out pad space



The failed test cases:

4 tests failed.
FAILED:  lib.libcasper.services.cap_fileargs.fileargs_test.fileargs__open_with_casper

Error Message:
/usr/src/lib/libcasper/services/cap_fileargs/tests/fileargs_test.c:443: test_file_open(fa, files[i], &fd) == 0 not met

FAILED:  sys.opencrypto.runtests.main

Error Message:
1 of 1 tests failed

FAILED:  sys.netinet.broadcast.INADDR_BROADCAST

Error Message:
/usr/src/tests/sys/netinet/broadcast.c:65: sending of broadcast failed: 51

FAILED:  sys.netinet.fibs_test.same_ip_multiple_ifaces_fib0

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