building the NetworkManager-1.22.0-0.2.el8 RPM on s390x showed a unit-test failure:
PASS: src/tests/test-core 33 /general/machine-id/read
ERROR: src/tests/test-core - Bail out! test:ERROR:src/tests/test-core.c:2106:test_nm_utils_dhcp_client_id_systemd_node_specific: assertion failed (&cid == &iaid)
PASS: src/tests/test-core-with-expect 1 /general/nm_utils_monotonic_timestamp_as_boottime
This is also complained about by RPMDIFF: https://rpmdiff.engineering.redhat.com/run/423950/30/
Needs to be investigated.
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.
For information on the advisory, and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.