% oc get machineset -A
NAMESPACE               NAME                                               DESIRED   CURRENT   READY   AVAILABLE   AGE
openshift-machine-api   infra-northcentralus2                              1         1                             3h5m
openshift-machine-api   infra-northcentralus3                              1         1                             3h5m
openshift-machine-api   infra-qili-preserve-az0516-sr44j1                  1         1                             3h5m
openshift-machine-api   qili-preserve-az0516-sr44j-worker-northcentralus   3         3         3       3           3h55m
openshift-machine-api   workload-qili-preserve-az0516-sr44j                1         1                             3h5m

% oc get machines -A | grep infra
openshift-machine-api   infra-northcentralus2-82z2h                              Failed                                              3h8m
openshift-machine-api   infra-northcentralus3-2klrt                              Failed                                              3h8m
openshift-machine-api   infra-qili-preserve-az0516-sr44j1-lbhxq                  Failed                                              3h8m

  Error Message:           failed to reconcile machine "infra-northcentralus2-82z2h": network.InterfacesClient#CreateOrUpdate: Failure sending request: StatusCode=400 -- Original Error: Code="InvalidResourceReference" Message="Resource /subscriptions/53b8f551-f0fc-4bea-8cba-6d1fefd54c8a/resourceGroups/qili-preserve-az0516-sr44j-rg/providers/Microsoft.Network/virtualNetworks/qili-preserve-az0516-sr44j-vnet/subnets/qili-preserve-az0516-sr44j-worker-subnet referenced by resource /subscriptions/53b8f551-f0fc-4bea-8cba-6d1fefd54c8a/resourceGroups/qili-preserve-az0516-sr44j-rg/providers/Microsoft.Network/networkInterfaces/infra-northcentralus2-82z2h-nic was not found. Please make sure that the referenced resource exists, and that both resources are in the same region." Details=[]

% oc get machinesets/infra-northcentralus2 -n openshift-machine-api -o yaml
...
spec:
  replicas: 1
  selector:
    matchLabels:
      machine.openshift.io/cluster-api-cluster: qili-preserve-az0516-sr44j
      machine.openshift.io/cluster-api-machineset: infra-northcentralus2
  template:
    metadata:
      labels:
        machine.openshift.io/cluster-api-cluster: qili-preserve-az0516-sr44j
        machine.openshift.io/cluster-api-machine-role: infra
        machine.openshift.io/cluster-api-machine-type: infra
        machine.openshift.io/cluster-api-machineset: infra-northcentralus2
    spec:
      lifecycleHooks: {}
      metadata:
        labels:
          node-role.kubernetes.io/infra: ""
      providerSpec:
        value:
          apiVersion: azureproviderconfig.openshift.io/v1beta1
          credentialsSecret:
            name: azure-cloud-credentials
            namespace: openshift-machine-api
          image:
            offer: ""
            publisher: ""
            resourceID: /resourceGroups/qili-preserve-az0516-sr44j-rg/providers/Microsoft.Compute/images/qili-preserve-az0516-sr44j
            sku: ""
            version: ""
          kind: AzureMachineProviderSpec
          location: centralus
          managedIdentity: qili-preserve-az0516-sr44j-identity
          metadata:
            creationTimestamp: null
          osDisk:
            diskSettings: {}
            diskSizeGB: 128
            managedDisk:
              storageAccountType: Premium_LRS
            osType: Linux
          publicIP: false
          resourceGroup: qili-preserve-az0516-sr44j-rg
          subnet: qili-preserve-az0516-sr44j-worker-subnet
          userDataSecret:
            name: worker-user-data
          vmSize: Standard_D48s_v3
          vnet: qili-preserve-az0516-sr44j-vnet
          zone: "2"

 % oc get machineset/qili-preserve-az0516-sr44j-worker-northcentralus -n openshift-machine-api -o yaml
...
spec:
  replicas: 3
  selector:
    matchLabels:
      machine.openshift.io/cluster-api-cluster: qili-preserve-az0516-sr44j
      machine.openshift.io/cluster-api-machineset: qili-preserve-az0516-sr44j-worker-northcentralus
  template:
    metadata:
      labels:
        machine.openshift.io/cluster-api-cluster: qili-preserve-az0516-sr44j
        machine.openshift.io/cluster-api-machine-role: worker
        machine.openshift.io/cluster-api-machine-type: worker
        machine.openshift.io/cluster-api-machineset: qili-preserve-az0516-sr44j-worker-northcentralus
    spec:
      lifecycleHooks: {}
      metadata: {}
      providerSpec:
        value:
          acceleratedNetworking: true
          apiVersion: machine.openshift.io/v1beta1
          credentialsSecret:
            name: azure-cloud-credentials
            namespace: openshift-machine-api
          image:
            offer: ""
            publisher: ""
            resourceID: /resourceGroups/qili-preserve-az0516-sr44j-rg/providers/Microsoft.Compute/images/qili-preserve-az0516-sr44j-gen2
            sku: ""
            version: ""
          kind: AzureMachineProviderSpec
          location: northcentralus