Public bug reported:
i have hp elitebook 845 g8 and i discovered annoying problem with
backlight, after grub starts boot sequence before login screen appears
backlight level is set right, after one second after login screen
appears backlight level is automatically set to lowest. After entering
the password backlight level stays unchanged.
ProblemType: Bug
DistroRelease: Ubuntu 21.10
Package: linux-image-5.13.0-37-generic 5.13.0-37.42
ProcVersionSignature: Ubuntu 5.13.0-37.42-generic 5.13.19
Uname: Linux 5.13.0-37-generic x86_64
ApportVersion: 2.20.11-0ubuntu71
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC1: matej 2133 F.... pulseaudio
/dev/snd/pcmC1D0c: matej 2133 F...m pulseaudio
/dev/snd/pcmC1D0p: matej 2133 F...m pulseaudio
/dev/snd/controlC0: matej 2133 F.... pulseaudio
CasperMD5CheckResult: pass
CurrentDesktop: ubuntu:GNOME
Date: Mon Mar 28 09:17:56 2022
InstallationDate: Installed on 2022-03-23 (4 days ago)
InstallationMedia: Ubuntu 21.10 "Impish Indri" - Alpha amd64 (20210502)
MachineType: HP HP EliteBook 845 G8 Notebook PC
ProcEnviron:
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=cs_CZ.UTF-8
SHELL=/bin/bash
ProcFB: 0 amdgpudrmfb
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-5.13.0-37-generic
root=UUID=e3adb113-cca4-4316-9c3b-edc124da9ca4 ro quiet splash vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-5.13.0-37-generic N/A
linux-backports-modules-5.13.0-37-generic N/A
linux-firmware 1.201.5
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 02/11/2022
dmi.bios.release: 8.3
dmi.bios.vendor: HP
dmi.bios.version: T82 Ver. 01.08.03
dmi.board.name: 8895
dmi.board.vendor: HP
dmi.board.version: KBC Version 43.2A.00
dmi.chassis.type: 10
dmi.chassis.vendor: HP
dmi.ec.firmware.release: 67.42
dmi.modalias:
dmi:bvnHP:bvrT82Ver.01.08.03:bd02/11/2022:br8.3:efr67.42:svnHP:pnHPEliteBook845G8NotebookPC:pvr:rvnHP:rn8895:rvrKBCVersion43.2A.00:cvnHP:ct10:cvr:sku48R69EA#BCM:
dmi.product.family: 103C_5336AN HP EliteBook
dmi.product.name: HP EliteBook 845 G8 Notebook PC
dmi.product.sku: 48R69EA#BCM
dmi.sys.vendor: HP
** Affects: linux (Ubuntu)
Importance: Undecided
Status: Confirmed
** Tags: amd64 apport-bug impish wayland-session
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https://bugs.launchpad.net/bugs/1966632
Title:
After every boot my brightness is on the lowest level
Status in linux package in Ubuntu:
Confirmed
Bug description:
i have hp elitebook 845 g8 and i discovered annoying problem with
backlight, after grub starts boot sequence before login screen appears
backlight level is set right, after one second after login screen
appears backlight level is automatically set to lowest. After entering
the password backlight level stays unchanged.
ProblemType: Bug
DistroRelease: Ubuntu 21.10
Package: linux-image-5.13.0-37-generic 5.13.0-37.42
ProcVersionSignature: Ubuntu 5.13.0-37.42-generic 5.13.19
Uname: Linux 5.13.0-37-generic x86_64
ApportVersion: 2.20.11-0ubuntu71
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC1: matej 2133 F.... pulseaudio
/dev/snd/pcmC1D0c: matej 2133 F...m pulseaudio
/dev/snd/pcmC1D0p: matej 2133 F...m pulseaudio
/dev/snd/controlC0: matej 2133 F.... pulseaudio
CasperMD5CheckResult: pass
CurrentDesktop: ubuntu:GNOME
Date: Mon Mar 28 09:17:56 2022
InstallationDate: Installed on 2022-03-23 (4 days ago)
InstallationMedia: Ubuntu 21.10 "Impish Indri" - Alpha amd64 (20210502)
MachineType: HP HP EliteBook 845 G8 Notebook PC
ProcEnviron:
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=cs_CZ.UTF-8
SHELL=/bin/bash
ProcFB: 0 amdgpudrmfb
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-5.13.0-37-generic
root=UUID=e3adb113-cca4-4316-9c3b-edc124da9ca4 ro quiet splash vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-5.13.0-37-generic N/A
linux-backports-modules-5.13.0-37-generic N/A
linux-firmware 1.201.5
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 02/11/2022
dmi.bios.release: 8.3
dmi.bios.vendor: HP
dmi.bios.version: T82 Ver. 01.08.03
dmi.board.name: 8895
dmi.board.vendor: HP
dmi.board.version: KBC Version 43.2A.00
dmi.chassis.type: 10
dmi.chassis.vendor: HP
dmi.ec.firmware.release: 67.42
dmi.modalias:
dmi:bvnHP:bvrT82Ver.01.08.03:bd02/11/2022:br8.3:efr67.42:svnHP:pnHPEliteBook845G8NotebookPC:pvr:rvnHP:rn8895:rvrKBCVersion43.2A.00:cvnHP:ct10:cvr:sku48R69EA#BCM:
dmi.product.family: 103C_5336AN HP EliteBook
dmi.product.name: HP EliteBook 845 G8 Notebook PC
dmi.product.sku: 48R69EA#BCM
dmi.sys.vendor: HP
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