FreeBSD-stable-14-amd64-test - Build #294 - Still Unstable

FreeBSD-stable-14-amd64-test - Build #294 (e7b9d03df180c5fab1baeb0c428ded3787542b31) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-stable-14-amd64-test/294/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-stable-14-amd64-test/294/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-stable-14-amd64-test/294/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)

1309b3fd01138c7a65a22c2297f261be3d313f0e by jhb:
agp_amd64: Use <machine/pci_cfgreg.h> rather than bare prototypes

6d80d20a64a414782ab2e06ec0603bb40ecfbf41 by jhb:
vmm: refactor event reflection in AMD SVM

3613a28066674aead5487d67952d50c6b228578b by jhb:
vmm: enable software breakpoints for AMD CPUs

8da9183dcdd328c54df527e90f50dc41aafd9c33 by jhb:
vmm: implement single-stepping for AMD CPUs

b879ddc755b7eb36e1cd2468f9b55ddb3088c850 by jhb:
vmm: implement VM_CAP_MASK_HWINTR on AMD CPUs

791e4d68952029e026b2a03b41f830386d5f9d71 by jhb:
bhyve: refactor gdbstub to enable single-stepping on AMD CPUs

b33f2155d3404909313e052ba767930c4150841d by jhb:
kldxref: Add a copyright and license statement to ef.h

a697425ccc48d8a5ca3106b014feee4b3b397c21 by jhb:
Stop #defining FREEBSD_ELF

e7b9d03df180c5fab1baeb0c428ded3787542b31 by jhb:
OptionalObsoleteFiles.inc: Add libnss_tacplus_p.a as an old profiled



The failed test cases:

3 tests failed.
FAILED:  sys.netpfil.pf.pass_block.urpf

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

FAILED:  sys.netpfil.pf.scrub_compat.no_scrub_v6

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

FAILED:  sys.netlink.test_netlink_message_writer.py.__test_cases_list__

Error Message:
Test program did not exit cleanly