Hi, same problem here. I have upgraded my Nvidia Tesla K20X to a Nvidia RTX 3060 and i get this error:
kvm: -device vfio-pci,host=0000:24:00.0,id=hostpci0.0,bus=ich9-pcie-port-1,addr=0x0.0,multifunction=on: vfio 0000:24:00.0: failed to setup container for group 19: Failed to set group container...