Unable to manage PCIe 5.0 or 6.0 devices with libvirt

Solution Verified - Updated -

Issue

  • Attempting to manage PCIe devices with libvirt fails with:
error: XML error: Invalid value for attribute 'speed' in element 'link': '(null)'.

Environment

  • Red Hat Enterprise Linux 8
    • libvirt-8.0.0-5 and lower
  • Red Hat Enterprise Linux 9.0
    • libvirt-8.0.0-8

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