FreeBSD-main-amd64-test - Build #27751 - Unstable

FreeBSD-main-amd64-test - Build #27751 (9c151e1fbf1a71a4912afa9693a39d55a00db4eb) - Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/27751/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/27751/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/27751/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)

05609c5eff27ea7b382237bd2a937c01c1ceb59a by jhb:
arm: Make init_proc0 static

9272b780626640ce9b9ac378fbdd2783aaa33625 by jhb:
powerpc: Fix alignment of initial PCB on kstack

093fffa296d009de8cebf713a58ddbf876f05c5c by jhb:
sys: Use __is_aligned and __align_down for some kstack alignment

bfc6e56f6327621171cef4fe29290c63edfc4d9c by jhb:
Merge commit 81b20e110b3f from llvm git (by Roland McGrath):

2dea50a661b903513efc42e270c4e6f5c2b89bc3 by jhb:
netbsd-tests t_regex_att: Use __nonstring for a non-string constant

6fb87a1a6042887550571316fa9e539239f158d1 by jhb:
bsd.sys.mk: Silence a few GCC warnings for C++

5c504c625d1faffd7cc7c3dfece62c72c012b4c5 by jhb:
kyua: Workaround unclear warning from GCC

72a6991b80c6e6c47a3b84337f62f0a02bd30391 by jhb:
bluetooth: Don't use a non-string to initialize NG_HCI_BDADDR_ANY

9c151e1fbf1a71a4912afa9693a39d55a00db4eb by markj:
openssl: Fix multiple vulnerabilities



The failed test cases:

2 tests failed.
FAILED:  sys.netpfil.pf.nat.endpoint_independent_compat

Error Message:
server1 did not receive connection from client (default)

FAILED:  sys.netpfil.pf.pflog.rdr_action

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