FreeBSD-stable-14-amd64-test - Build #487 - Still Unstable

FreeBSD-stable-14-amd64-test - Build #487 (fb8eb2042dbea85047f40da67d775fb670671742) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-stable-14-amd64-test/487/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-stable-14-amd64-test/487/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-stable-14-amd64-test/487/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)

ea2275e72cdae3672f3aabde18e3ff55ea101a0a by christos:
sound: Drain buffer selinfo in sndbuf_free()

4dfb88f3dea5708ab3c514736e1c8bab1a4a225c by christos:
sound: Get rid of pcm/sndstat.h and turn macros into regular code

578a8fb50c3968b2efdcf7f45acc554ae339e2f6 by christos:
sound: Fix SND_DIAGNOSTIC ifdef comment

7e0c6e00b3c9087d5e845e48d6009c88ae6844df by christos:
sound: Remove unused SND_DEV_LAST and SND_DEV_MAX constants

a648f68c9254158af772ee589884adbc85a9a504 by kib:
stop_all_proc(): skip traced or signal-stoped processes

2bb6e35f3b9fb898ea2c4abf339cf89dc8f516f4 by kib:
acpidump: silent the warning about unaligned uuid

0b5c1913b0fe3eb5c588f7c012f7d12fae1b9333 by kib:
acpidump: the acpi_get_fadt_revision() argument is unused

0a7de174b77988437035e4ec333dd1e93cfd6413 by kib:
acpidump: bump WARNS to 6

9ab216e2646a52caeacc56d763877ca866e167c3 by kib:
acpidump: add printfield() helper

ec9952bd472e72f52890dd3194e7f24738d9c2c3 by kib:
acpidump: dump AMD IVRS table describing IOMMU layout

80bf64732ce56aa3c932eb9a21d080edc31581f3 by kib:
acpidump: add Foundation copyright

83fe75d6c16e64ab0cdc0ccab37095e2cac3ea07 by kib:
pcireg.h: add include guard

fd02cfeb9ade687912849c57227ee37a5728e5f8 by kib:
pcireg.h: Add AMD IOMMU Base Cap definitions

fb8eb2042dbea85047f40da67d775fb670671742 by kib:
pciconf(8): dump AMD IOMMU Base Capability



The failed test cases:

3 tests failed.
FAILED:  sys.netinet6.exthdr.exthdr

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

FAILED:  sys.netpfil.pf.scrub_pass.min_ttl_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