FreeBSD-stable-14-amd64-test - Build #921 - Still Unstable

FreeBSD-stable-14-amd64-test - Build #921 (5572827428bb54e5a22aa81c8c8826d033205406) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-stable-14-amd64-test/921/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-stable-14-amd64-test/921/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-stable-14-amd64-test/921/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)

56c93859038ff3de9041834fc798b20dc213621b by zlei:
bpf: Fix potential race conditions

700880a13566193b853f75c87ba5c37d395f6a1e by zlei:
ifnet: Make if_detach_internal() and if_vmove() void

2e4eaf3c13d2b5aa76f9759e51e35faf29d56993 by zlei:
ifnet: Detach BPF descriptors on interface vmove event

5572827428bb54e5a22aa81c8c8826d033205406 by mckusick:
Defer the January 19, 2038 date limit in UFS1 filesystems to February 7,



The failed test cases:

6 tests failed.
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

FAILED:  sys.kern.sigsys.sigsys_test_off

Error Message:
/usr/src/tests/sys/kern/sigsys.c:70: sysctlbyname(name, &oldval, &oldlen, NULL, 0) == 0 not met

FAILED:  sys.kern.sigsys.sigsys_test_on

Error Message:
/usr/src/tests/sys/kern/sigsys.c:70: sysctlbyname(name, &oldval, &oldlen, NULL, 0) == 0 not met

FAILED:  usr.bin.grep.grep_test.recurse_symlink

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

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