Same problem in Precise. Adjusted bug description accordingly. ** Summary changed:
- [oneiric][regression][, Realtek ALC888, Green Line Out, Rear] Underruns, dropouts or crackling sound + [regression][, Realtek ALC888, Green Line Out, Rear] Underruns, dropouts or crackling sound ** Tags added: precise ** Description changed: - sound is crackling after upgrade to oneiric. when the test sound played, it seemed to only appear on the right channel. the sound from the left channel was fine. - soundwise everything worked fine under natty. + sound is crackling after upgrade to Oneiric. + this happens also in Precise daily image from 2012-01-26. + + Actually only the right channel is affected. The left one works fine. + Stereo is therefore "crackling". + + soundwise everything worked fine under Natty. + running Intel DQ67SW mainboard. ProblemType: Bug DistroRelease: Ubuntu 11.10 Package: alsa-base 1.0.24+dfsg-0ubuntu2 ProcVersionSignature: Ubuntu 3.0.0-12.20-generic 3.0.4 Uname: Linux 3.0.0-12-generic x86_64 AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24. ApportVersion: 1.23-0ubuntu3 Architecture: amd64 AudioDevicesInUse: - USER PID ACCESS COMMAND - /dev/snd/controlC0: max 1811 F.... pulseaudio + USER PID ACCESS COMMAND + /dev/snd/controlC0: max 1811 F.... pulseaudio Card0.Amixer.info: - Card hw:0 'PCH'/'HDA Intel PCH at 0xfe620000 irq 51' - Mixer name : 'Intel CougarPoint HDMI' - Components : 'HDA:10ec0888,80862008,00100202 HDA:80862805,80862008,00100000' - Controls : 39 - Simple ctrls : 22 + Card hw:0 'PCH'/'HDA Intel PCH at 0xfe620000 irq 51' + Mixer name : 'Intel CougarPoint HDMI' + Components : 'HDA:10ec0888,80862008,00100202 HDA:80862805,80862008,00100000' + Controls : 39 + Simple ctrls : 22 Date: Wed Oct 12 14:55:31 2011 InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427.1) PackageArchitecture: all ProcEnviron: - PATH=(custom, no user) - LANG=de_DE.UTF-8 - SHELL=/bin/bash + PATH=(custom, no user) + LANG=de_DE.UTF-8 + SHELL=/bin/bash SourcePackage: alsa-driver Symptom: audio Symptom_AlsaPlaybackTest: ALSA playback test through plughw:PCH failed Symptom_Card: Internes Audio - HDA Intel PCH Symptom_Jack: Green Line Out, Rear Symptom_Type: Underruns, dropouts, or "crackling" sound Title: [, Realtek ALC888, Green Line Out, Rear] Underruns, dropouts or crackling sound UpgradeStatus: Upgraded to oneiric on 2011-10-12 (0 days ago) dmi.bios.date: 09/21/2011 dmi.bios.vendor: Intel Corp. dmi.bios.version: SWQ6710H.86A.0055.2011.0921.1044 dmi.board.asset.tag: To be filled by O.E.M. dmi.board.name: DQ67SW dmi.board.vendor: Intel Corporation dmi.board.version: AAG12527-302 dmi.chassis.type: 3 dmi.modalias: dmi:bvnIntelCorp.:bvrSWQ6710H.86A.0055.2011.0921.1044:bd09/21/2011:svn:pn:pvr:rvnIntelCorporation:rnDQ67SW:rvrAAG12527-302:cvn:ct3:cvr: mtime.conffile..etc.modprobe.d.alsa.base.conf: 2011-08-23T16:29:32.248193 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/872842 Title: [regression][, Realtek ALC888, Green Line Out, Rear] Underruns, dropouts or crackling sound To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/872842/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs