Description of problem:
When creating a pod with block volume when using the kata-runtime I get this error:
"message: 'CreateContainer failed: QMP command failed: Could not open ''/dev/sdb'': Permission denied: unknown'"

Version-Release number of selected component (if applicable):
Client Version: 4.8.0-0.nightly-2021-06-13-101614
Server Version: 4.8.0-0.nightly-2021-07-24-211147
Kubernetes Version: v1.21.1+051ac4f

How reproducible:
Constantly

Steps to Reproduce:
Follow the steps in this test case: https://polarion.engineering.redhat.com/polarion/#/project/OSE/workitem?id=OCP-19110

Actual results:
"message: 'CreateContainer failed: QMP command failed: Could not open ''/dev/sdb'': Permission denied: unknown'"

Expected results:
We can use the block volume within the pod.

Additional info:
yaml file to reproduce this issue:

```
oc create -f - <<EOF
apiVersion: v1
kind: PersistentVolume
metadata:
name: mypv-iscsi-lun0
spec:
capacity:
storage: 2Gi
accessModes:

• ReadWriteOnce
  iscsi:
  targetPortal: 172.30.124.67:3260
  iqn: iqn.2016-04.test.com:storage.target00
  lun: 0
  iface: default
  fsType: ext4
  readOnly: false
  initiatorName: iqn.2016-04.test.com:test.img
  persistentVolumeReclaimPolicy: Retain
  volumeMode: Block
  storageClassName: 'iscsi'
  EOF
  oc create -f - <<EOF
  kind: Pod
  apiVersion: v1
  metadata:
  name: mypod-block0
  labels:
  name: frontendhttp
  spec:
  containers:
• name: myfrontend
  image: quay.io/openshifttest/storage@sha256:a05b96d373be86f46e76817487027a7f5b8b5f87c0ac18a246b018df11529b40
  ports:
• containerPort: 80
  name: "http-server"
  volumeDevices:
• devicePath: "/dev/dblock"
  name: local
  volumes:
• name: local
  persistentVolumeClaim:
  claimName: mypvc-lun0
  —
  apiVersion: v1
  kind: PersistentVolumeClaim
  metadata:
  name: mypvc-lun0
  spec:
  volumeName: mypv-iscsi-lun0
  accessModes:
• ReadWriteOnce
  resources:
  requests:
  storage: 2Gi
  volumeMode: Block
  storageClassName: 'iscsi'
  EOF
  ```