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[Bug 1547109] [NEW] [Skylake Client platform, Realtek ALC898, Green Line Out, Rear] Underruns, dropouts or crackling sound

To: desktop-packages@xxxxxxxxxxxxxxxxxxx
From: Chris J Arges <1547109@xxxxxxxxxxxxxxxxxx>
Date: Thu, 18 Feb 2016 17:08:29 -0000
Reply-to: Bug 1547109 <1547109@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx
Public bug reported:

To reproduce play Audio CD using Rhythmbox.
I noticed that the audio is crackling (not overdriven, nor skipping.)
However I can play the audio tracks fine with Totem.

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: alsa-base 1.0.25+dfsg-0ubuntu5
ProcVersionSignature: Ubuntu 4.4.0-6.21-generic 4.4.1
Uname: Linux 4.4.0-6-generic x86_64
ApportVersion: 2.20-0ubuntu3
Architecture: amd64
AudioDevicesInUse:
 USER        PID ACCESS COMMAND
 /dev/snd/pcmC0D0p:   arges      1968 F...m pulseaudio
 /dev/snd/controlC0:  arges      1968 F.... pulseaudio
CurrentDesktop: Unity
Date: Thu Feb 18 11:01:16 2016
InstallationDate: Installed on 2015-09-04 (167 days ago)
InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Alpha amd64 (20150903)
PackageArchitecture: all
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaPlaybackTest: ALSA playback test through plughw:PCH successful
Symptom_Card: Built-in Audio - HDA Intel PCH
Symptom_Jack: Green Line Out, Rear
Symptom_PulsePlaybackTest: PulseAudio playback test successful
Symptom_Type: Underruns, dropouts, or "crackling" sound
Title: [Skylake Client platform, Realtek ALC898, Green Line Out, Rear] Underruns, dropouts or crackling sound
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 06/16/2015
dmi.bios.vendor: Intel Corporation
dmi.bios.version: SKLSE2R1.R00.B089.B00.1506160228
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: Skylake DT DDR4 RVP8
dmi.board.vendor: Intel Corp.
dmi.board.version: 1
dmi.chassis.asset.tag: Un-Supported
dmi.chassis.type: 3
dmi.chassis.vendor: Intel Corporation
dmi.chassis.version: 0.1
dmi.modalias: dmi:bvnIntelCorporation:bvrSKLSE2R1.R00.B089.B00.1506160228:bd06/16/2015:svnIntelCorporation:pnSkylakeClientplatform:pvr0.1:rvnIntelCorp.:rnSkylakeDTDDR4RVP8:rvr1:cvnIntelCorporation:ct3:cvr0.1:
dmi.product.name: Skylake Client platform
dmi.product.version: 0.1
dmi.sys.vendor: Intel Corporation

** Affects: alsa-driver (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug xenial

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https://bugs.launchpad.net/bugs/1547109

Title:
  [Skylake Client platform, Realtek ALC898, Green Line Out, Rear]
  Underruns, dropouts or crackling sound

Status in alsa-driver package in Ubuntu:
  New

Bug description:
  To reproduce play Audio CD using Rhythmbox.
  I noticed that the audio is crackling (not overdriven, nor skipping.)
  However I can play the audio tracks fine with Totem.

  ProblemType: Bug
  DistroRelease: Ubuntu 16.04
  Package: alsa-base 1.0.25+dfsg-0ubuntu5
  ProcVersionSignature: Ubuntu 4.4.0-6.21-generic 4.4.1
  Uname: Linux 4.4.0-6-generic x86_64
  ApportVersion: 2.20-0ubuntu3
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/pcmC0D0p:   arges      1968 F...m pulseaudio
   /dev/snd/controlC0:  arges      1968 F.... pulseaudio
  CurrentDesktop: Unity
  Date: Thu Feb 18 11:01:16 2016
  InstallationDate: Installed on 2015-09-04 (167 days ago)
  InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Alpha amd64 (20150903)
  PackageArchitecture: all
  SourcePackage: alsa-driver
  Symptom: audio
  Symptom_AlsaPlaybackTest: ALSA playback test through plughw:PCH successful
  Symptom_Card: Built-in Audio - HDA Intel PCH
  Symptom_Jack: Green Line Out, Rear
  Symptom_PulsePlaybackTest: PulseAudio playback test successful
  Symptom_Type: Underruns, dropouts, or "crackling" sound
  Title: [Skylake Client platform, Realtek ALC898, Green Line Out, Rear] Underruns, dropouts or crackling sound
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 06/16/2015
  dmi.bios.vendor: Intel Corporation
  dmi.bios.version: SKLSE2R1.R00.B089.B00.1506160228
  dmi.board.asset.tag: Base Board Asset Tag
  dmi.board.name: Skylake DT DDR4 RVP8
  dmi.board.vendor: Intel Corp.
  dmi.board.version: 1
  dmi.chassis.asset.tag: Un-Supported
  dmi.chassis.type: 3
  dmi.chassis.vendor: Intel Corporation
  dmi.chassis.version: 0.1
  dmi.modalias: dmi:bvnIntelCorporation:bvrSKLSE2R1.R00.B089.B00.1506160228:bd06/16/2015:svnIntelCorporation:pnSkylakeClientplatform:pvr0.1:rvnIntelCorp.:rnSkylakeDTDDR4RVP8:rvr1:cvnIntelCorporation:ct3:cvr0.1:
  dmi.product.name: Skylake Client platform
  dmi.product.version: 0.1
  dmi.sys.vendor: Intel Corporation

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