FreeBSD-main-amd64-test - Build #28625 - Still Unstable

FreeBSD-main-amd64-test - Build #28625 (f9f46294d6af2a937afa74938bd4bb6826cbb921) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/28625/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/28625/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/28625/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)

fc9dc848239652ec1e4135adb4833a5f002cef0f by christos:
snd_uaudio: Lock usbd_transfer_start() in uaudio_mixer_ctl_set()

f9f46294d6af2a937afa74938bd4bb6826cbb921 by emaste:
bsdinstall: Use libarchive secure flags for extract



The failed test cases:

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

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

FAILED:  sys.netinet6.ndp.ndp_del_gu_success

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