when everything is off even sound is muted I am getting sound like connecting 3.5mm jack. It's not sure why this sound is coming to my headphone. It's coming unevenly few seconds later. It's not case with ubuntu 20.10 usb stick. It begin when I upgrade pkgs.
ubuntu 20.10 all updated.
---
ProblemType: Bug
ApportVersion: 2.20.11-0ubuntu50.5
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: bapi 1453 F.... pulseaudio
CasperMD5CheckResult: skip
CurrentDesktop: ubuntu:GNOME
DistroRelease: Ubuntu 20.10
InstallationDate: Installed on 2021-04-22 (2 days ago)
InstallationMedia: Ubuntu 20.10 "Groovy Gorilla" - Release amd64 (20201022)
NonfreeKernelModules: nvidia_modeset nvidia
Package: pulseaudio 1:13.99.2-1ubuntu2.3
PackageArchitecture: amd64
ProcVersionSignature: Ubuntu 5.8.0-50.56-generic 5.8.18
Tags: groovy
Uname: Linux 5.8.0-50-generic x86_64
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin lxd plugdev sambashare sudo
_MarkForUpload: True
dmi.bios.date: 09/30/2020
dmi.bios.release: 1.14
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 1.14.1
dmi.board.name: 0VFD52
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 3
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvr1.14.1:bd09/30/2020:br1.14:svnDellInc.:pnVostro3668:pvr:rvnDellInc.:rn0VFD52:rvrA00:cvnDellInc.:ct3:cvr:
dmi.product.family: Vostro
dmi.product.name: Vostro 3668
dmi.product.sku: 0760
dmi.sys.vendor: Dell Inc.
Thank you for taking the time to report this bug and helping to make Ubuntu better. Unfortunately, we cannot work on this bug because your description didn't include enough information. You may find it helpful to read "How to report bugs effectively" http:// www.chiark. greenend. org.uk/ ~sgtatham/ bugs.html. We'd be grateful if you would then provide a more complete description of the problem.
We have instructions on debugging some types of problems at http:// wiki.ubuntu. com/DebuggingPr ocedures.
At a minimum, we need:
1. The specific steps or actions you took that caused you to encounter the problem.
2. The behavior you expected.
3. The behavior you actually encountered (in as much detail as possible).
Please also ensure that you include the release and flavour of Ubuntu that you are using.
Thank you!