FreeBSD-stable-14-amd64-test - Build #839 - Still Unstable

FreeBSD-stable-14-amd64-test - Build #839 (4db4ed368037a5faa6cd51c5aca9784ecb619042) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-stable-14-amd64-test/839/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-stable-14-amd64-test/839/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-stable-14-amd64-test/839/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)

aee794942130e684dd6cfe9c989e8a43c95a3ff3 by kevans:
daemon: truncate the pidfile when we're waiting to restart child

e310a825c933182a5b29261b741467f649951ff1 by kevans:
daemon: tests: add a test for missed SIGTERM

7ea2874eadf901b1187772670169b6fc3a44d917 by kevans:
daemon: stop rebuilding the kqueue every restart of the child

b50d2127d9718e54b68ffead90e9de8b5cee72f5 by kevans:
pw: set the user's home directory mode if it existed

9aac1584c846cbb1dce638222ffc239ed712eb9b by kevans:
pw: tests: add a test for -M with a pre-existing home directory

4db4ed368037a5faa6cd51c5aca9784ecb619042 by dim:
Merge llvm-project release/19.x llvmorg-19.1.5-0-gab4b5a2db582



The failed test cases:

5 tests failed.
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