Hello, i encounter a problem that my guest reboot after hot-add GPU device. Following is detail message: First:i start my guest without GPU device, after i can connect it, add GPU device with commands "device_add driver=vfio-pci,host=02:00.0,x-vga=on,multifunction=yes,id=gpu1" But my guest is reboot, who can tell me reason and i should to solve it? thanks everybody