Current CNV SKU Number is not same with RHEL Virt one, which might cause it can not upgrade Windows VirtIO drivers via Windows Update.

4.13

100%

1. Start Windows guest on CNV
2. Run CHID exe inside guest
3. Compare the output SKU Number with the one get from Windows guest running on RHEL Virt.

Openshift Virtualization CHID information:
Computer Information
--------------------
BIOS Vendor: EDK II
BIOS Version String: edk2-20221207gitfff6d81270b5-9.el9_2
System BIOS Major Release: 0
System BIOS Minor Release: 0System Manufacturer: Red Hat
System Family: Red Hat
System Product Name: OpenShift Virtualization
*SKU Number: 4.13.3*
System Enclosure or Chassis Type: 01h
Baseboard Manufacturer: Red Hat
Baseboard Product Name: RHEL

*Hardware IDs
------------
{4e057fad-eeb8-5d8d-a44d-7a820adfdcb2}    <- Manufacturer + SKUNumber + Baseboard Manufacturer + Baseboard Product*


RHEL CHID information:
Computer Information
--------------------
BIOS Vendor: SeaBIOS
BIOS Version String: 1.16.1-1.el9
System BIOS Major Release: 0
System BIOS Minor Release: 0System Manufacturer: Red Hat
System Family: Red Hat Enterprise Linux
System Product Name: KVM
*SKU Number: 9.2.0*
System Enclosure or Chassis Type: 01h
Baseboard Manufacturer: Red Hat
Baseboard Product Name: RHEL

Hardware IDs
------------
*{72c818da-28aa-52be-bcc9-5e98316e5caa}    <- Manufacturer + SKUNumber + Baseboard Manufacturer + Baseboard Product *

 

SKU Number and all the elements in Hardware IDs should be same.

We just tried with 4.13, not 4.14 as no environment on hand. If you would like to try with 4.14 we could provide help on CHID.