Installer fails due to Neutron policy error when creating Openstack servers for OCP master nodes.

$ oc get machines -A
NAMESPACE               NAME                          PHASE          TYPE   REGION   ZONE   AGE
openshift-machine-api   ostest-kwtf8-master-0         Running                               23h
openshift-machine-api   ostest-kwtf8-master-1         Running                               23h
openshift-machine-api   ostest-kwtf8-master-2         Running                               23h
openshift-machine-api   ostest-kwtf8-worker-0-g7nrw   Provisioning                          23h
openshift-machine-api   ostest-kwtf8-worker-0-lrkvb   Provisioning                          23h
openshift-machine-api   ostest-kwtf8-worker-0-vwrsk   Provisioning                          23h

$ oc -n openshift-machine-api logs machine-api-controllers-7454f5d65b-8fqx2 -c machine-controller
[...]
E1018 10:51:49.355143       1 controller.go:317] controller/machine_controller "msg"="Reconciler error" "error"="error creating Openstack instance: Failed to create port err: Request forbidden: [POST https://overcloud.redhat.local:13696/v2.0/ports], error message: {\"NeutronError\": {\"type\": \"PolicyNotAuthorized\", \"message\": \"(rule:create_port and (rule:create_port:allowed_address_pairs and (rule:create_port:allowed_address_pairs:ip_address and rule:create_port:allowed_address_pairs:ip_address))) is disallowed by policy\", \"detail\": \"\"}}" "name"="ostest-kwtf8-worker-0-lrkvb" "namespace"="openshift-machine-api"

4.10.0-0.nightly-2022-10-14-023020

Always

1. Install 4.10 within provider networks (in primary or secondary interface)

Installation failure:
4.10.0-0.nightly-2022-10-14-023020: some cluster operators have not yet rolled out

Successful installation