FreeBSD-main-amd64-test - Build #25911 - Still Unstable

FreeBSD-main-amd64-test - Build #25911 (e7fbf52a3e38c4bc4249e6541fe7e42ecc119656) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/25911/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/25911/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/25911/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)

4c89d59e0cdac4d83fb5841aefae9214545b2273 by tuexen:
TCP RACK: don't log an uninitialized value

912a05670ed9545a1d1b010eedafb819e14eb1b8 by adrian:
net80211: add helper functions for VHT transmit

82182587bcc3adf39d6b3b6347f052865c3a34e2 by adrian:
rtwn: add VHT20/VHT40/VHT80 bandwidth configuration for transmit.

ec07af2a3d494de36a20a541efdd24874c841db5 by adrian:
rtwn: announce VHT support for RTL8812AU/RTL8821AU.

5aac61c5d2bcbd3358b3d74d46827a8bfdeff86c by glebius:
rpc: delete disabled code from rpcb_clnt.c

2834fd2ad58b42c45aa02d0cd21fc1c04b3c278a by glebius:
kgssapi: remove the debug module

3a0cdb2675e64460be17e640fd871907163342e8 by glebius:
rpc: clean kernel RPC internal headers of non-kernel declarations

ebb36fcaae4dfd3720e43f8e6a9613e5d84227e0 by glebius:
rpc: remove svc_create(), it is not used

8e8f8d86e305fe1e90fcfc64c1958e61b359f4f4 by glebius:
rpcbind: remove extraneous check for nconf not being unix(4)

e7fbf52a3e38c4bc4249e6541fe7e42ecc119656 by tuexen:
TCP BBR: remove dead code



The failed test cases:

4 tests failed.
FAILED:  lib.csu.dynamiclib.cxx_constructors.__test_cases_list__

Error Message:
Test program did not exit cleanly

FAILED:  lib.csu.dynamiclib.fini_test.__test_cases_list__

Error Message:
Test program did not exit cleanly

FAILED:  lib.csu.dynamiclib.init_test.__test_cases_list__

Error Message:
Test program did not exit cleanly

FAILED:  sys.net.routing.test_routing_l3.py.TestIfOps::test_change_prefix_route[inet]

Error Message:
/usr/tests/sys/net/routing/test_routing_l3.py:42: AssertionError