Nvidia HDMI audio problem.[MS-7851, Nvidia GPU 1c HDMI/DP, Digital Out, HDMI] Sound is distorted

[Vicente Serra]

Maybe I need to update alsa or something?

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: alsa-base 1.0.25+dfsg-0ubuntu5
ProcVersionSignature: Ubuntu 4.4.0-45.66-generic 4.4.21
Uname: Linux 4.4.0-45-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.1
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/pcmC1D7p: capirote 2355 F...m pulseaudio
 /dev/snd/controlC1: capirote 2355 F.... pulseaudio
 /dev/snd/controlC0: capirote 2355 F.... pulseaudio
 /dev/snd/seq: capirote 3842 F.... chromium-browse
CurrentDesktop: Unity
Date: Wed Oct 26 01:15:25 2016
InstallationDate: Installed on 2014-12-16 (678 days ago)
InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
PackageArchitecture: all
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaPlaybackTest: ALSA playback test through plughw:NVidia failed
Symptom_Card: GF119 HDMI Audio Controller - HDA NVidia
Symptom_Jack: Digital Out, HDMI
Symptom_Type: Digital clip or distortion, or "overdriven" sound
Title: [MS-7851, Nvidia GPU 1c HDMI/DP, Digital Out, HDMI] Sound is distorted
UpgradeStatus: Upgraded to xenial on 2016-07-03 (114 days ago)
dmi.bios.date: 03/30/2015
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: V10.6
dmi.board.asset.tag: To be filled by O.E.M.
dmi.board.name: H81I (MS-7851)
dmi.board.vendor: MSI
dmi.board.version: 2.0
dmi.chassis.asset.tag: To be filled by O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: MSI
dmi.chassis.version: 2.0
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrV10.6:bd03/30/2015:svnMSI:pnMS-7851:pvr2.0:rvnMSI:rnH81I(MS-7851):rvr2.0:cvnMSI:ct3:cvr2.0:
dmi.product.name: MS-7851
dmi.product.version: 2.0
dmi.sys.vendor: MSI