Failed to run auto OCP-57089 on a 4.14 azure platform, manually checked it, the created load-balancer service couldn't get an external-IP address

4.14.0-0.nightly-2023-09-09-164123

100% on the cluster

1. Add a wait in the auto script, then run the case
      g.By("check if the lb services have obtained the EXTERNAL-IPs")
      regExp := "([0-9]+.[0-9]+.[0-9]+.[0-9]+)"
      time.Sleep(3600 * time.Second) 
% ./bin/extended-platform-tests run all --dry-run | grep 57089 | ./bin/extended-platform-tests run -f -

2.
% oc get ns | grep e2e-test-router
e2e-test-router-ingressclass-n2z2c                 Active   2m51s 

3. It was pending in EXTERNAL-IP column for internal-lb-57089 service
% oc -n e2e-test-router-ingressclass-n2z2c get svc
NAME                TYPE           CLUSTER-IP      EXTERNAL-IP   PORT(S)           AGE
external-lb-57089   LoadBalancer   172.30.198.7    20.42.34.61   28443:30193/TCP   3m6s
internal-lb-57089   LoadBalancer   172.30.214.30   <pending>     29443:31507/TCP   3m6s
service-secure      ClusterIP      172.30.47.70    <none>        27443/TCP         3m13s
service-unsecure    ClusterIP      172.30.175.59   <none>        27017/TCP         3m13s
% 

4.
% oc -n e2e-test-router-ingressclass-n2z2c get svc internal-lb-57089 -oyaml
apiVersion: v1
kind: Service
metadata:
  annotations:
    service.beta.kubernetes.io/azure-load-balancer-internal: "true"
  creationTimestamp: "2023-09-12T07:56:42Z"
  finalizers:
  - service.kubernetes.io/load-balancer-cleanup
  name: internal-lb-57089
  namespace: e2e-test-router-ingressclass-n2z2c
  resourceVersion: "209376"
  uid: b163bc03-b1c6-4e7b-b4e1-c996e9d135f4
spec:
  allocateLoadBalancerNodePorts: true
  clusterIP: 172.30.214.30
  clusterIPs:
  - 172.30.214.30
  externalTrafficPolicy: Cluster
  internalTrafficPolicy: Cluster
  ipFamilies:
  - IPv4
  ipFamilyPolicy: SingleStack
  ports:
  - name: https
    nodePort: 31507
    port: 29443
    protocol: TCP
    targetPort: 8443
  selector:
    name: web-server-rc
  sessionAffinity: None
  type: LoadBalancer
status:
  loadBalancer: {}
%

internal-lb-57089 service couldn't get an external-IP address

internal-lb-57089 service can get an external-IP address