VM snapshot in OpenShift Virtualization is failing during fsfreeze with "failed to add volume to snapshot set".

Solution Verified - Updated -

Issue

  • While taking the snapshot of the VM in OpenShift Virtualization, the filesystem freeze is failing and below error is logged in the events logs:
    message: 'Internal error occurred: unexpected return code 400 (400 Bad Request),
      message: server error. command Freeze failed: "LibvirtError(Code=1, Domain=10,
      Message=''internal error: unable to execute QEMU agent command ''guest-fsfreeze-freeze'':
      failed to add \\\\?\\Volume{58936b1b-fd72-409a-85ed-f022838a8593}\\ to snapshot
      set: '')"'

Environment

  • OpenShift Virtualization 4.x

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