FreeBSD-stable-15-amd64-test - Build #1177 - Still Unstable

FreeBSD-stable-15-amd64-test - Build #1177 (680957e950fcdf9724973e725507d4755736a6d8) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-stable-15-amd64-test/1177/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-stable-15-amd64-test/1177/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-stable-15-amd64-test/1177/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)

cfd0d2cd2ce1ab4384863a5c80c4ded33f743c3d by rmacklem:
nfscl: Fix oddball cases for session slot release

d123138b565423ea02976e03c8fba29faf54902b by kib:
vn_open_cred(): rename VN_OPEN_NAMECACHE flag to VN_OPEN_COREDUMP

4b3c29b5b2148195dd94c78ec8ceec5cb554cc87 by kib:
kern/coredump_vnode.c: avoid dumping to the mount point we suspended

fa4f5cc47d36da2c7a5862d33687717d33e0e40f by christos:
pcm.4: Remove DIAGNOSTICS section

680957e950fcdf9724973e725507d4755736a6d8 by christos:
rc.d/mountd: Do not require /etc/exports



The failed test cases:

3 tests failed.
FAILED:  sys.netpfil.pf.route_to.dummynet

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

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:  lib.libexecinfo.sigtramp_test.test_backtrace_sigtramp

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