OADP Restic/Kopia VM PVC Backup Fails with HPE CSI Driver — /dev/dm-* Device Missing

Solution Verified - Updated -

Issue

When using OpenShift API for Data Protection (OADP) with the Kopia/Restic method to back up Virtual Machine PVCs, the backup operation fails with the following error:

Failed to run kopia backup: unable to get local block device entry: resolveSymlink: lstat /dev/dm-*: no such file or directory

Environment

  • Red Hat OpenShift Container Platform 4.16.14
  • OADP Operator Version: 1.4.1
  • Storage: HPE Fibre Channel with HPE CSI Driver 2.5.1
  • Platform: Bare Metal

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