FreeBSD-main-amd64-test - Build #27881 - Still unstable

FreeBSD-main-amd64-test - Build #27881 (5a02f004fbacee9b2d59b59b11f8910e5736b89c) - Still unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/27881/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/27881/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/27881/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)

ffbf95907039821b69dfe1607d1695b46af82e35 by kib:
libc: print extended errors from warn(3) and vwarn(3)

afd64316c869eb00dde4d6b4af61bca0cb2197f1 by markj:
dtrace: Implement ustackdepth for arm64

eb425dfab19be8720cf29d560b4e778fc3531106 by markj:
ndp tests: Fix an assertion in ndp_prefix_lifetime_extend

1eb727727a9acb5f1e66e3f70b0146e7c9c5f710 by markj:
ndp tests: Fix flakiness in ndp_slaac_default_route

b9f1e45e685b5e007d0c3a9513ac13e6d82e9518 by jhb:
acpi_gpiobus: Reuse the existing IVAR index for an ACPI handle

6cf4e30252fe48b230b9d76cac20576d5b3d2ffa by jhb:
bus: Document special ranges of IVARs

e3d2108a6e90098010c62638ab9f8bdf974e2c39 by jhb:
bus: Change a few bus drivers to use consistent IVAR ranges

824ce81f74b5aece73620c94693dcf3c718e96c4 by jhb:
bus: Drop a couple of unused IVAR indices

dc47d99c5022540477489d2b850b92a537965c0f by jhb:
arm gicv3: Use private IVAR range for GICV3 IVARs

87984eddde4dca3ded908f70d2699788e9d8d019 by jhb:
bus: Renumber global IVAR ranges

4092df8820ea01951ab6df6cfd4fdc5b239e636e by jhb:
arm64: Explicitly use movz

c7f7b67411b2ac325b548422191896cfa66d15cb by jhb:
arm bcm2835: Appease a warning from GCC

1101292a555d24c11d7630b638dc25e1ed22c061 by jhb:
vchiq: Fix return type of vchiq_copy_from_user

5a02f004fbacee9b2d59b59b11f8910e5736b89c by jhb:
sdt: Disable SDT probes in kernel modules for GCC on aarch64



The failed test cases:

5 tests failed.
FAILED:  lib.libc.nss.getrpc_test.build_snapshot

Error Message:
Test case body timed out

FAILED:  sys.net.if_ovpn.if_ovpn.multi_client

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

FAILED:  sys.netpfil.ipfw.log.bpf

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

FAILED:  sys.netpfil.pf.pflog.rdr_action

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

FAILED:  sys.netinet6.ndp.ndp_prefix_lifetime

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