You have been subscribed to a public bug:
It works normally when playing youtube videos, only audio files on PC are a
problem.
Also, kernel 5.8.0-50-generic does not have this problem.
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: pulseaudio 1:13.99.1-1ubuntu3.10
ProcVersionSignature: Ubuntu 5.11.0-7614.15~1618626693~20.04~ecb25cd-generic
5.11.13
Uname: Linux 5.11.0-7614-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.20.11-0ubuntu27.16
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: michal 1518 F.... pulseaudio
/dev/snd/controlC2: michal 1518 F.... pulseaudio
/dev/snd/controlC1: michal 1518 F.... pulseaudio
/dev/snd/pcmC1D0p: michal 1518 F...m pulseaudio
CasperMD5CheckResult: skip
CurrentDesktop: Unity:Unity7:ubuntu
CurrentDmesg: Error: command ['dmesg'] failed with exit code 1: dmesg: read
kernel buffer failed: Operation not permitted
Date: Fri Apr 30 17:05:38 2021
InstallationDate: Installed on 2021-01-31 (89 days ago)
InstallationMedia:
SourcePackage: pulseaudio
Symptom: audio
Symptom_AlsaPlaybackTest: ALSA playback test through plughw:USB successful
Symptom_Card: TU104 HD Audio Controller - HDA NVidia
Symptom_PulsePlaybackTest: PulseAudio playback test failed
Symptom_Type: Digital clip or distortion, or "overdriven" sound
Title: [USB-Audio - Saffire 6 USB, playback] Sound is distorted
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 12/25/2019
dmi.bios.release: 5.13
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 1.80
dmi.board.asset.tag: Default string
dmi.board.name: Z390-A PRO (MS-7B98)
dmi.board.vendor: Micro-Star International Co., Ltd.
dmi.board.version: 1.0
dmi.chassis.asset.tag: Default string
dmi.chassis.type: 3
dmi.chassis.vendor: Micro-Star International Co., Ltd.
dmi.chassis.version: 1.0
dmi.modalias:
dmi:bvnAmericanMegatrendsInc.:bvr1.80:bd12/25/2019:br5.13:svnMicro-StarInternationalCo.,Ltd.:pnMS-7B98:pvr1.0:rvnMicro-StarInternationalCo.,Ltd.:rnZ390-APRO(MS-7B98):rvr1.0:cvnMicro-StarInternationalCo.,Ltd.:ct3:cvr1.0:
dmi.product.family: Default string
dmi.product.name: MS-7B98
dmi.product.sku: Default string
dmi.product.version: 1.0
dmi.sys.vendor: Micro-Star International Co., Ltd.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: Fix Released
** Tags: amd64 apport-bug focal third-party-packages
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[MSI MS-7B98] Sound is faster, high-pitched and distorted
https://bugs.launchpad.net/bugs/1926783
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