The alert "kernel: PCI: Fatal: No config space access function" is observed on a Hyper-V Virtual Machine (Generation-2)

Solution Verified - Updated -

Issue

  • Below alerts are logged in /var/log/messages & /var/log/dmesg files at every boot:

    kernel: PCI: Fatal: No config space access function found
    

Environment

  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 8
  • Microsoft Hyper-V Virtual Machine (Generation-2)

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