FreeBSD-main-amd64-test - Build #26363 - Still Unstable

FreeBSD-main-amd64-test - Build #26363 (b989c1dd1e2edc8cf7597d276625b454b7b72e6d) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/26363/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/26363/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/26363/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)

b63281884e0e1530de999723532f2d536cb32477 by kib:
ptrace(): p_xthread could be NULL for P_STOPPED_TRACE

f87811ca3bc110af29e3a0e341d241c292dc8424 by kib:
sig_handle_first_stop(): allow NULL leader thread

2f87445747430b4ca2e1d344550d9befb54226e7 by kib:
sig_suspend_thread(): return info about the way the process was

4f32b298c679271243855083d20306563f815f17 by kib:
sig_handle_first_stop(): notify debugger

b08bc953f1b704573838ddf34348df67d0c7fcea by maxim:
bsd-family-tree: add OpenBSD 7.7 release

011a3493610cc69e9337c857d4947b0bbc462c0a by kib:
x86: add cpu_stdext_feature4

5ad6c3d840a758b25a1b000c37f366be35fc7a95 by kib:
amd64: add elfctl bit to enable LA57

7a8440bf0894f910f871e91a660a9f66dbb23f0b by kib:
amd64: make LA57 mode for a process opt-in by default

b989c1dd1e2edc8cf7597d276625b454b7b72e6d by kib:
elfctl: add knowledge about the la57 bit



The failed test cases:

4 tests failed.
FAILED:  sys.opencrypto.runtests.main

Error Message:
1 of 1 tests failed

FAILED:  lib.libc.stdlib.getenv_r_test.getenv_r_erange

Error Message:
/usr/src/lib/libc/tests/stdlib/getenv_r_test.c:59: ERANGE != errno

FAILED:  sys.netinet.broadcast.INADDR_BROADCAST

Error Message:
/usr/src/tests/sys/netinet/broadcast.c:65: sending of broadcast failed: 51

FAILED:  sys.netinet.fibs_test.same_ip_multiple_ifaces_fib0

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