FreeBSD-stable-14-amd64-test - Build #547 - Still Unstable

FreeBSD-stable-14-amd64-test - Build #547 (abc4b3088941d772728c28146d466010f816ea66) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-stable-14-amd64-test/547/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-stable-14-amd64-test/547/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-stable-14-amd64-test/547/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)

516009ce8d380c8299a1d1115b24251c0925562b by des:
adduser(8): support creation of ZFS dataset

4f4905b2ef1ca9df70d8c2966a8fe8a5040c1ed5 by des:
adduser: Overhaul.

edff88aee2150ad4e1e855f07f1eddbba7f193cd by des:
adduser: Really fix a syntax error

ac316062a74777da86ffe30830d956639e0cc19a by christos:
sound: Remove obsolete chn_setvolume()

cc72812c49babc4b3a9bf904c91851e4921785fc by christos:
sound: Fix NULL dereference in dsp_clone() and mixer_clone()

9847c2497d2b5b5b1e956c6f565bf994358f545b by christos:
sound: Wrap dsp_clone() and mixer_clone() with bus_topo_lock()

d8d7907826cc0799d29b9ee9c23688704f619e86 by christos:
sound: Fix panic caused by sleeping-channel destruction during

33e0f0cd6ba8496f469d6616a0367d85025be523 by christos:
sound: Assert that we do not enter chn_sleep() with CHN_F_SLEEPING

a2b09fc4b8b31387bf8901b1347ba0e9fc9daf06 by christos:
sound: Add missing space in dev.pcm.X.mode description

8640bd657d841d1307520eca792e959acdf2063f by cy:
heimdal: Fix compiling hdb ldap as a module

abc4b3088941d772728c28146d466010f816ea66 by cy:
kdc: Add restart option



The failed test cases:

6 tests failed.
FAILED:  sys.netinet6.forward6.fwd_ip6_gu_icmp_gw_ll_slow_success

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

FAILED:  sys.netinet6.forward6.fwd_ip6_gu_icmp_iface_fast_success

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

FAILED:  sys.netinet6.forward6.fwd_ip6_gu_icmp_iface_slow_success

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

FAILED:  sys.netpfil.common.tos.pf_tos

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

FAILED:  sys.netpfil.pf.scrub_compat.max_mss_v6

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