cloud formation stack failing route 53 record set, stuck at create in progress

I am trying to create record set using alias in cf, but when i execute it the cloud formation is stuck at create in progress

   mydns:
    Type: AWS::Route53::RecordSetGroup
    Properties:
       HostedZoneId: hostzone id
       Comment: test record set
       RecordSets:
          - Name: test-ec2auto
            Type: A
            AliasTarget:
              HostedZoneId: Canonical host zone id of ALB
              DNSName: MYDNSNAME