host_mount

apiVersion: v1
kind: Pod
metadata:
 name: kube-support
 namespace: kube-system
spec:
  containers:
    - name: busybox
      image: busybox:1.29.2
      command: ["/bin/sh"]
      args: ["-c", "sleep 3600"]
      volumeMounts:
        - name: host
          mountPath: /host
  volumes:
    - name: host
      hostPath:
        path: /
        type: Directory