FreeBSD-stable-14-amd64-test - Build #322 - Still Unstable

FreeBSD-stable-14-amd64-test - Build #322 (cef433d3fb38a705f950c4a59b2439084c933139) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-stable-14-amd64-test/322/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-stable-14-amd64-test/322/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-stable-14-amd64-test/322/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)

e99d7fc270546257a1b1d20be6f06cdc62db0beb by markj:
dtrace tests: Run ksh with -p

91871c57228bcb3afdcc13b056d105c5cadc31ac by markj:
dtrace tests: Stop hard-coding an incorrect path to sleep(1)

bee9caf67c70b655b18318810b14cccd27dbdbe1 by markj:
dtrace tests: Require perl

59044cc210c56f5cfecb96b4c9151588821bb2da by markj:
dtrace tests: Catch up with ping(8) output changes

bde22cf630aba34c65583291cd72ce0afad79ffc by markj:
dtrace tests: Diff expected and actual output upon a miscompare

0fcf3a6235eefde0c31a4dc6e16241319468fad9 by des:
cp: Add -N flag, inspired by NetBSD's similar flag

d514cadacc50bfcdef76214b2499bcef464b324e by des:
cp: Add tests for hard link case.

2ba859e1996a59a7ee9bed6871556c8f9fa8c57a by des:
find: Add a warning about -delete.

93805b27eacceeccccf545081fdc1c82c8473bff by des:
asa: Rewrite to fix line termination issue.

e3057ee0bf461580f2d2e9570b205a8ea56225f0 by des:
login: Use getpwnam_r() instead of getpwnam().

cef433d3fb38a705f950c4a59b2439084c933139 by des:
uniq: Replace NetBSD's unit tests with our own.



The failed test cases:

4 tests failed.
FAILED:  lib.libc.sys.poll_test.poll_3way

Error Message:
Test case body timed out

FAILED:  sys.netinet6.exthdr.exthdr

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

FAILED:  sys.netpfil.common.forward.pf_v4

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

FAILED:  sys.netlink.test_netlink_message_writer.py.__test_cases_list__

Error Message:
Test program did not exit cleanly