Thank you for reporting this bug to Ubuntu. Ubuntu 12.04 (precise) reached end-of-life on April 28, 2017.
See this document for currently supported Ubuntu releases: https://wiki.ubuntu.com/Releases We appreciate that this bug may be old and you might not be interested in discussing it any more. But if you are then please upgrade to the latest Ubuntu version and re-test. ** Changed in: pulseaudio (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to pulseaudio in Ubuntu. https://bugs.launchpad.net/bugs/968751 Title: [module-loopback] pulseaudio crashed with SIGSEGV in source_output_may_move_to_cb() Status in pulseaudio package in Ubuntu: Incomplete Bug description: After the last update I lost all sound too, basically because only digital output is supported. Before the update I had a choice of 1 digital output and I think 4 different analogue modes. All analogue choices disappeard. I only have the cables for analog output. ProblemType: Crash DistroRelease: Ubuntu 12.04 Package: pulseaudio 1:1.1-0ubuntu13 ProcVersionSignature: Ubuntu 3.2.0-20.33-generic-pae 3.2.12 Uname: Linux 3.2.0-20-generic-pae i686 AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24. ApportVersion: 1.95-0ubuntu1 Architecture: i386 AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/by-path', '/dev/snd/controlC0', '/dev/snd/pcmC0D0c', '/dev/snd/pcmC0D0p', '/dev/snd/pcmC0D1c', '/dev/snd/pcmC0D2c', '/dev/snd/pcmC0D3c', '/dev/snd/pcmC0D4p', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1: Date: Thu Mar 29 20:15:11 2012 ExecutablePath: /usr/bin/pulseaudio InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Alpha i386 (20120201.2) ProcCmdline: /usr/bin/pulseaudio --start --log-target=syslog ProcEnviron: LANGUAGE=en_US:en LANG=en_US.UTF-8 SHELL=/bin/bash SegvReason: writing NULL VMA Signal: 11 SourcePackage: pulseaudio Title: pulseaudio crashed with SIGSEGV in pa_source_output_may_move_to() UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip freevo lpadmin mythtv plugdev sambashare sudo vboxusers video dmi.bios.date: 06/16/2004 dmi.bios.vendor: Hewlett-Packard dmi.bios.version: 786C1 v01.05 dmi.board.name: 0968h dmi.board.vendor: Hewlett-Packard dmi.chassis.asset.tag: 2UA5310HC5 dmi.chassis.type: 6 dmi.chassis.vendor: Hewlett-Packard dmi.modalias: dmi:bvnHewlett-Packard:bvr786C1v01.05:bd06/16/2004:svnHewlett-Packard:pnHPCompaqdc7100CMT(PP480US):pvr:rvnHewlett-Packard:rn0968h:rvr:cvnHewlett-Packard:ct6:cvr: dmi.product.name: HP Compaq dc7100 CMT(PP480US) dmi.sys.vendor: Hewlett-Packard modified.conffile..etc.pulse.default.pa: [modified] mtime.conffile..etc.pulse.default.pa: 2012-03-13T21:30:52.482982 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/968751/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp