FreeBSD-main-amd64-test - Build #29724 - Still Unstable

FreeBSD-main-amd64-test - Build #29724 (35a226dded9934c6beb5945a982a705712454be1) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/29724/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/29724/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/29724/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)

c4fde87a3236b500246d4fce76dbca2a3d64f73a by pkubaj:
rtld: add .cfi_undefined lr to rtld_start.S on powerpc*

eaaf838e33042ed3f282a5cdf8e1260e78d4989b by pkubaj:
powerpc64: give each CPU its own KDB trap stack

35a226dded9934c6beb5945a982a705712454be1 by pkubaj:
tests/sys/kern: stress FP registers across sigreturn on powerpc64



The failed test cases:

10 tests failed.
FAILED:  sys.netpfil.pf.igmp.py.TestIGMP::test_ip_opts

Error Message:
/usr/local/lib/python3.12/site-packages/scapy/packet.py:1985: AttributeError

FAILED:  usr.bin.diff.diff_test.conflicting_format

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

FAILED:  sys.netpfil.pf.pfsync.bulk

Error Message:
state not found on synced host

FAILED:  sys.kern.ssl_sendfile.truncate

Error Message:
Test case body timed out

FAILED:  sys.kern.ssl_sendfile.eagain_vs_eof

Error Message:
/usr/src/tests/sys/kern/ssl_sendfile.c:485: c.sbytes == -1 not met

FAILED:  sys.kern.ssl_sendfile.grow

Error Message:
Test case body timed out

FAILED:  lib.libexecinfo.sigtramp_test.test_backtrace_sigtramp

Error Message:
/usr/src/lib/libexecinfo/tests/sigtramp_test.c:30: n > 1 not met

FAILED:  sys.net.if_lagg_test.witness

Error Message:
Lock-order reversals involving if_lagg.c detected

FAILED:  sys.netinet.udp_bindings.connect_bound_socket_from_2address_jail

Error Message:
/usr/src/tests/sys/netinet/udp_bindings.c:244: connect(s, (struct sockaddr *)&sin, sizeof(sin)) == 0 not met

FAILED:  sys.netlink.netlink_socket.overflow

Error Message:
/usr/src/tests/sys/netlink/netlink_socket.c:146: send(fd, &hdr, sizeof(hdr), 0) == sizeof(hdr) not met