Installed devices: pcm0: <Generic (0x0000) (HDMI/DP 8ch)> (play) pcm1: <Generic (0x0000) (HDMI/DP 8ch)> (play) pcm2: <Generic (0x0000) (HDMI/DP 8ch)> (play) pcm3: <Realtek (0x0867) (Analog)> (play/rec) pcm4: <Realtek (0x0867) (Rear Analog)> (play/rec) default No devices installed from userspace.