Public bug reported:
The volume keys of my keyboard not working since the last ubuntu update
release.
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: alsa-base 1.0.25+dfsg-0ubuntu5
ProcVersionSignature: Ubuntu 5.4.0-52.57-generic 5.4.65
Uname: Linux 5.4.0-52-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.9
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC2: lumantar 3208 F.... pulseaudio
/dev/snd/controlC0: lumantar 3208 F.... pulseaudio
CasperMD5CheckResult: skip
CurrentDesktop: ubuntu:GNOME
Date: Wed Oct 28 10:01:27 2020
InstallationDate: Installed on 2018-09-14 (775 days ago)
InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426)
PackageArchitecture: all
ProcEnviron:
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=es_CO.UTF-8
SHELL=/bin/bash
SourcePackage: alsa-driver
Symptom: audio
Symptom_Card: Audio Interno - HDA Intel PCH
Symptom_Jack: Speaker, Internal
Symptom_PulseAudioLog:
oct 28 09:15:18 lumantar dbus-daemon[776]: [system] Activating via systemd:
service name='org.freedesktop.RealtimeKit1' unit='rtkit-daemon.service'
requested by ':1.37' (uid=120 pid=1243 comm="/usr/bin/pulseaudio --daemonize=no
--log-target=jo" label="unconfined")
oct 28 09:15:23 lumantar pulseaudio[1243]: No UCM verb is valid for hw:0
oct 28 09:15:26 lumantar pulseaudio[1243]: No UCM verb is valid for hw:2
oct 28 09:19:41 lumantar systemd[1199]: pulseaudio.service: Succeeded.
oct 28 09:19:51 lumantar systemd[1199]: pulseaudio.socket: Succeeded.
Symptom_Type: Volume slider, or mixer problems
Title: [20354, Conexant CX20751/2, Speaker, Internal] volume slider problem
UpgradeStatus: Upgraded to focal on 2020-10-21 (7 days ago)
dmi.bios.date: 04/20/2015
dmi.bios.vendor: LENOVO
dmi.bios.version: 9BCN31WW
dmi.board.asset.tag: No Asset Tag
dmi.board.name: Lancer 5A5
dmi.board.vendor: LENOVO
dmi.board.version: 31900059WIN
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Lenovo Z50-70
dmi.modalias:
dmi:bvnLENOVO:bvr9BCN31WW:bd04/20/2015:svnLENOVO:pn20354:pvrLenovoZ50-70:rvnLENOVO:rnLancer5A5:rvr31900059WIN:cvnLENOVO:ct10:cvrLenovoZ50-70:
dmi.product.family: IDEAPAD
dmi.product.name: 20354
dmi.product.sku: LENOVO_MT_20354_BU_idea_FM_Lenovo Z50-70
dmi.product.version: Lenovo Z50-70
dmi.sys.vendor: LENOVO
** Affects: alsa-driver (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug focal
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https://bugs.launchpad.net/bugs/1901908
Title:
[20354, Conexant CX20751/2, Speaker, Internal] volume slider problem
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