This change was made by a bot.
** Changed in: linux (Ubuntu)
Status: New => Confirmed
** Tags added: breezy
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https://bugs.launchpad.net/bugs/1917435
Title:
Audio channels unavailable after install of 5.10.0-14
Status in linux package in Ubuntu:
Confirmed
Bug description:
System of type:
https://certification.ubuntu.com/hardware/202006-28011
After install of the 5.10.0-14-generic kernel certain audio channels
from the Realtek sound card and USB devices are unavailable (Realtek
Rear Output, USB webcam input).
Reverting to the 5.8.0-36-generic kernel restores functionality.
ProblemType: Bug
DistroRelease: Ubuntu 21.04
Package: linux-image-5.10.0-14-generic 5.10.0-14.15
ProcVersionSignature: Ubuntu 5.10.0-14.15-generic 5.10.11
Uname: Linux 5.10.0-14-generic x86_64
NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair nvidia_modeset
nvidia
ApportVersion: 2.20.11-0ubuntu59
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC1: joc 4153 F.... pulseaudio
/dev/snd/controlC0: joc 4153 F.... pulseaudio
CasperMD5CheckResult: unknown
CurrentDesktop: ubuntu:GNOME
Date: Tue Mar 2 09:51:05 2021
InstallationDate: Installed on 2021-02-05 (24 days ago)
InstallationMedia: Ubuntu 21.04 "Hirsute Hippo" - Alpha amd64 (20210123)
MachineType: LENOVO 30E0CTO1WW
ProcFB: 0 EFI VGA
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.10.0-14-generic
root=UUID=163f7dec-2064-488a-b909-389b01172eda ro quiet splash vt.handoff=7
RebootRequiredPkgs:
dbus
dbus
RelatedPackageVersions:
linux-restricted-modules-5.10.0-14-generic N/A
linux-backports-modules-5.10.0-14-generic N/A
linux-firmware 1.194
RfKill:
0: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 11/13/2020
dmi.bios.release: 1.14
dmi.bios.vendor: LENOVO
dmi.bios.version: S07KT0EA
dmi.board.name: 1046
dmi.board.vendor: LENOVO
dmi.board.version: NO DPK
dmi.chassis.type: 3
dmi.chassis.vendor: LENOVO
dmi.chassis.version: None
dmi.ec.firmware.release: 1.13
dmi.modalias:
dmi:bvnLENOVO:bvrS07KT0EA:bd11/13/2020:br1.14:efr1.13:svnLENOVO:pn30E0CTO1WW:pvrThinkStationP620:rvnLENOVO:rn1046:rvrNODPK:cvnLENOVO:ct3:cvrNone:
dmi.product.family: ThinkStation P620
dmi.product.name: 30E0CTO1WW
dmi.product.sku: LENOVO_MT_30E0_BU_Think_FM_ThinkStation P620
dmi.product.version: ThinkStation P620
dmi.sys.vendor: LENOVO
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