Public bug reported:
Problem Description:
Using Ubuntu 20.04 on a Thinkpad X1C7 machine.
Speaker(F1) and Microphone(F4) Hotkey LED Light Stays ON/OFF when USB Headset
is attached.
---------------------------------------------------------
$ lsb_release -rd
Description: Ubuntu 20.04 LTS
Release: 20.04
Ubuntu Software: 3.36.1
---------------------------------------------------------
Expected Result:
When LED light of Speaker(F1)/Microphone (F4) hotkeys is ON/OFF and then we
connect USB Headset and press Speaker(F1)/Microphone (F4) hotkeys again -> LED
light state will change accordingly.
Actual Result:
1. When LED light of Speaker(F1)/Microphone (F4) hotkeys is OFF and then we
connect USB Headset and press Speaker(F1)/Microphone (F4) hotkeys again -> LED
light will STAY OFF and remains in OFF State always on the duration that the
USB headset is attached to the machine.
2. If LED light of Speaker(F1)/Microphone (F4) hotkeys is ON and then we
connect USB Headset and press Speaker(F1)/Microphone (F4) hotkeys again -> LED
will STAY ON and remains in ON State on the duration that the USB headset is
attached to the machine.
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: linux-image-5.4.0-33-generic 5.4.0-33.37
ProcVersionSignature: Ubuntu 5.4.0-33.37-generic 5.4.34
Uname: Linux 5.4.0-33-generic x86_64
ApportVersion: 2.20.11-0ubuntu27
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: ubuntu 1410 F.... pulseaudio
CasperMD5CheckResult: skip
CurrentDesktop: ubuntu:GNOME
Date: Thu May 28 18:48:04 2020
InstallationDate: Installed on 2020-05-28 (0 days ago)
InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
MachineType: LENOVO 20U9SITR38
ProcFB: 0 i915drmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-33-generic
root=UUID=ab59da99-085b-4f8d-af14-4fc4240a8f83 ro quiet splash vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-5.4.0-33-generic N/A
linux-backports-modules-5.4.0-33-generic N/A
linux-firmware 1.187
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 02/12/2020
dmi.bios.vendor: LENOVO
dmi.bios.version: N2WET11C (1.01C )
dmi.board.asset.tag: Not Available
dmi.board.name: 20U9SITR38
dmi.board.vendor: LENOVO
dmi.board.version: Not Defined
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: None
dmi.modalias:
dmi:bvnLENOVO:bvrN2WET11C(1.01C):bd02/12/2020:svnLENOVO:pn20U9SITR38:pvrThinkPadX1CarbonGen8:rvnLENOVO:rn20U9SITR38:rvrNotDefined:cvnLENOVO:ct10:cvrNone:
dmi.product.family: ThinkPad X1 Carbon Gen 8
dmi.product.name: 20U9SITR38
dmi.product.sku: LENOVO_MT_20U9_BU_Think_FM_ThinkPad X1 Carbon Gen 8
dmi.product.version: ThinkPad X1 Carbon Gen 8
dmi.sys.vendor: LENOVO
** Affects: ubuntu
Importance: Undecided
Status: New
** Tags: amd64 apport-bug focal
** Attachment added: "1) cat /proc/version_signature > version.log2) sudo lspci
-vnvn > lspci-vnvn.log"
https://bugs.launchpad.net/bugs/1881097/+attachment/5377757/+files/Logs.zip
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https://bugs.launchpad.net/bugs/1881097
Title:
[Thinkpad X1C7][Thinkpad X1C8]F1 and F4 Hotkey LED Light Stays ON/OFF
when USB Headset is attached.
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