FreeBSD-main-amd64-test - Build #24659 - Still Unstable

FreeBSD-main-amd64-test - Build #24659 (91dc2374661d717a30d646e5c4200508dfd24a4c) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/24659/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/24659/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/24659/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)

e872a4013fc325460924772f935b599151bd3d25 by delphij:
releng-gce: Advertise the availability of gVNIC support in GCE images.

91dc2374661d717a30d646e5c4200508dfd24a4c by bapt:
find: fix build on 32bits



The failed test cases:

1 tests failed.
FAILED:  sys.kern.unix_passfd_dgram.send_and_shutdown

Error Message:
/usr/src/tests/sys/kern/unix_passfd_test.c:431: openfiles() == nfiles - 1 not met