Public bug reported:
Sound constantly cracking, even when not playing any media. Muting and unmuting
solves the problem for less than a minute.
Running kernel 4.4.4, but the problem was still present on the factory Ubuntu
15.10 installation.
ProblemType: Bug
DistroRelease: Ubuntu 15.10
Package: alsa-base 1.0.25+dfsg-0ubuntu5
Uname: Linux 4.4.4-040404-generic x86_64
ApportVersion: 2.19.1-0ubuntu5
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: arseny 1639 F.... pulseaudio
CurrentDesktop: Unity
Date: Thu Mar 10 13:22:09 2016
InstallationDate: Installed on 2016-03-04 (5 days ago)
InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021)
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: Speaker, Internal
Symptom_PulsePlaybackTest: PulseAudio playback test successful
Symptom_Type: Underruns, dropouts, or "crackling" sound
Title: [Inspiron 11 - 3147, Realtek ALC3234, Speaker, Internal] Underruns,
dropouts or crackling sound
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 11/13/2015
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A09
dmi.board.name: 0P96YG
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.chassis.version: A09
dmi.modalias:
dmi:bvnDellInc.:bvrA09:bd11/13/2015:svnDellInc.:pnInspiron11-3147:pvr:rvnDellInc.:rn0P96YG:rvrA00:cvnDellInc.:ct8:cvrA09:
dmi.product.name: Inspiron 11 - 3147
dmi.sys.vendor: Dell Inc.
** Affects: alsa-driver (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug wily
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https://bugs.launchpad.net/bugs/1555568
Title:
[Inspiron 11 - 3147, Realtek ALC3234, Speaker, Internal] Has constant
cracking sound, even when idel (no media playback). Muting and
unmuting the sound seems to help for around half a minute...
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