FreeBSD-stable-14-amd64-test - Build #779 - Still Unstable

FreeBSD-stable-14-amd64-test - Build #779 (f84956ab37819227f488adde81d4cdbba34ce47a) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-stable-14-amd64-test/779/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-stable-14-amd64-test/779/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-stable-14-amd64-test/779/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)

2e45166856e271f8a981a2c6c35f4738321851fb by tuexen:
tcp rack, bbr: improve handling of soft errors

003f1ebcbce10775ae7d4dd631946f9bfec983ab by tuexen:
tcp: improve consistency of syncache_respond() failure handling

c87c8fda44ba507a4ac373bf2998e755ab2dd8c9 by tuexen:
neta: improve TCP LRO

f84956ab37819227f488adde81d4cdbba34ce47a by tuexen:
al_eth: improve TCP LRO



The failed test cases:

2 tests failed.
FAILED:  sys.netmap.ctrl-api-test.main

Error Message:
Returned non-success exit status 255

FAILED:  sys.netlink.test_netlink_message_writer.py.__test_cases_list__

Error Message:
Test program did not exit cleanly