libvirt.libvirtError: internal error: libxenlight failed to attach pci device 0000:04:00.0

[apparatus]

@NovumGain

Also I think part of the issue may be I didn’t pci block the audio device (was I supposed to???)

Your GPU can consist of several PCI devices and you need to passthrough all of them:

Create a Gaming HVM

Hardware To have an ‘HVM’ for gaming, you must have A dedicated GPU. By dedicated, it means: it is a secondary GPU, not the GPU used to display dom0. In 2023, ‘Nvidia’ and ‘Amd’ GPU work. Not tested with Intel GPUs. External GPU using thunderbolt work (Create a Gaming HVM - #8 by solene) A screen available for the gaming ‘HVM’. (It can be a physical monitor or just to have multiple cables connected to the screen and switching between input source) Dedicated gaming mouse and keyboard. …