unexpected error getting claim reference: selfLink was empty, can't make reference 导致pvc无法绑定挂载
1.20.4版本,解决方法
/etc/kubernetes/manifests/kube-apiserver.yaml 添加"--feature-gates=RemoveSelfLink=false"
link: https://github.com/kubernetes-sigs/nfs-subdir-external-provisioner/issues/25