FreeBSD-main-amd64-test - Build #28891 - Still Unstable

FreeBSD-main-amd64-test - Build #28891 (3584cde63e416d150214192721cead4b735ca0b5) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/28891/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/28891/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/28891/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)

3584cde63e416d150214192721cead4b735ca0b5 by jamie:
jail: clean up locking around do_jail_attach



The failed test cases:

5 tests failed.
FAILED:  sys.net.if_tun_test.basic

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

FAILED:  sys.fs.fusefs.ctl.remove_lun_with_atime

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

FAILED:  sbin.ping.test_ping.py.TestPing::test_ping[_A_c3_192_0_2_2]

Error Message:
/usr/tests/sbin/ping/test_ping.py:762: AssertionError

FAILED:  sbin.ping.test_ping.py.TestPing::test_ping[_A_c3_2001_db8__2]

Error Message:
/usr/tests/sbin/ping/test_ping.py:762: AssertionError

FAILED:  sys.kern.aslr.aslr_setuid

Error Message:
/usr/src/tests/sys/kern/aslr.c:120: failed to find /sbin/ping text segment