@Leoyzen First of all thanks for your work to provide custom kernels. 👍   Let me explain the issue i have. I upgraded from a TR4 1950x to a Threadripper 3960x on an Gigabyte Aorus Extreme TRX40 and kinda see the same issues people having with passing through the onboard audio. In my case it's the following device: IOMMU group 42: [1022:1487] 23:00.4 Audio device: Advanced Micro Devices, Inc. [AMD] Starship/Matisse HD Audio Controller root@UNRAID:~# lspci -v -s 23:00.4 23:00.4 Aud