r/Proxmox•
Lumaric_

Windows 11 VM driver error and RAM usage wrong indication

Question

Hello,

it's not the first time i post about this VM, but to resume, i run a windows 11 VM with a GPU passthrough for a RX 6700 XT. In general everything run fine except some times the VM crash and cause the entire server to crash ( not my main focus today ).

I noticed few weeks ago that i got a wrong preview of the RAM usage in Proxmox and the device VEN_1AF4&DEV_1057&SUBSYS_11001AF4&REV_01 in error without any driver in the VM.

https://preview.redd.it/7qm3l1v6nbhh1.png?width=327&format=png&auto=webp&s=e7055d9583597a91c5d9343122b1b03c0d11c35b

From what i saw only, it's probably the driver for viomem who is missing, so i tried to reinstall it multiple time but without any success, i also try to download to 3 last version virtio-driver.iso and let windows scan the entire iso for driver but no one was corresponding for this device.

Any idea of wich driver i could be missing ?

Thx in advance to you.

TL DR : No driver found for the device VEN_1AF4&DEV_1057&SUBSYS_11001AF4&REV_01, looking for a working one

Posted Aug 4, 2026, 8:54 AM UTC

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