Some additional Xorg.log which suggests no drivers for any of the audio devices?
Code
[ 2343.410] (II) config/udev: Adding input device HDA NVidia Front Mic (/dev/input/event4)
[ 2343.410] (II) No input driver specified, ignoring this device.
[ 2343.410] (II) This device may have been added with another device file.
[ 2343.411] (II) config/udev: Adding input device HDA NVidia Rear Mic (/dev/input/event5)
[ 2343.411] (II) No input driver specified, ignoring this device.
[ 2343.411] (II) This device may have been added with another device file.
[ 2343.416] (II) config/udev: Adding input device HDA NVidi
a Line Out (/dev/input/event6)
[ 2343.416] (II) No input driver specified, ignoring this device.
[ 2343.416] (II) This device may have been added with anoth
er device file.
[ 2343.416] (II) config/udev: Adding input device HDA NVidia HDMI/DP,pcm=3 (/dev/input/event7)
[ 2343.417] (II) No input driver specified, ignoring this device.
[ 2343.417] (II) This device may have been added with another device file.
[ 2343.422] (II) config/udev: Adding input device eventlircd (/dev/input/event8)
[ 2343.422] (II) No input driver specified, ignoring this device.
[ 2343.422] (II) This device may have been added with another device file.
[ 2358.264] (II) NVIDIA(GPU-0): Display (SAMSUNG (DFP-1))
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