It appears the kernel has stopped reporting any sound devices:
!!Loaded ALSA modules
!!-------------------
!!Sound Servers on this system
!!----------------------------
Pulseaudio:
Installed - Yes (/usr/bin/pulseaudio)
Running - Yes
!!Soundcards recognised by ALSA
!!-----------------------------
--- no soundcards ---
** Package changed: alsa-driver (Ubuntu) => linux (Ubuntu)
** Tags added: regression-update
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https://bugs.launchpad.net/bugs/1823261
Title:
PCI/internal sound card not detected
Status in linux package in Ubuntu:
Incomplete
Bug description:
It was ok previously but it stopped some days back. my tracking results no
sound card found.
may be a driver problem or something.
no hardware changes have been made since i started using the device.
lspci -v says there is intel corp. broadwell-U audio controller is there.
please help or advise.
i am using ubuntu 14.04 lts.
ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: alsa-base 1.0.25+dfsg-0ubuntu4
ProcVersionSignature: Ubuntu 3.13.0-52.86+bdw1-generic 3.13.11-ckt18
Uname: Linux 3.13.0-52-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.29
Architecture: amd64
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq',
'/dev/snd/timer'] failed with exit code 1:
CurrentDesktop: Unity
Date: Fri Apr 5 02:13:22 2019
DistributionChannelDescriptor:
# This is a distribution channel descriptor
# For more information see
http://wiki.ubuntu.com/DistributionChannelDescriptor
canonical-oem-somerville-trusty-amd64-20140620-0
InstallationDate: Installed on 2019-03-19 (16 days ago)
InstallationMedia: Ubuntu 14.04 "Trusty" - Build amd64 LIVE Binary
20140620-04:25
PackageArchitecture: all
SourcePackage: alsa-driver
Symptom: audio
Title: PCI/internal sound card not detected
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 10/16/2015
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A07
dmi.board.name: 0RG2FR
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.chassis.version: Not Specified
dmi.modalias:
dmi:bvnDellInc.:bvrA07:bd10/16/2015:svnDellInc.:pnInspiron3543:pvrA07:rvnDellInc.:rn0RG2FR:rvrA00:cvnDellInc.:ct8:cvrNotSpecified:
dmi.product.name: Inspiron 3543
dmi.product.version: A07
dmi.sys.vendor: Dell Inc.
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