Public bug reported:
When the computer is turned on, screen brightness is always 100% instead
of the last set brightness. The computer is HP Envy 15 laptop. The
Ubuntu version is 20.04 LTS.
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: xorg 1:7.7+19ubuntu14
ProcVersionSignature: Ubuntu 5.8.0-55.62~20.04.1-generic 5.8.18
Uname: Linux 5.8.0-55-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
.proc.driver.nvidia.capabilities.gpu0: Error: path was not a regular file.
.proc.driver.nvidia.capabilities.mig: Error: path was not a regular file.
.proc.driver.nvidia.gpus.0000.01.00.0: Error: path was not a regular file.
.proc.driver.nvidia.registry: Binary: ""
.proc.driver.nvidia.suspend: suspend hibernate resume
.proc.driver.nvidia.suspend_depth: default modeset uvm
.proc.driver.nvidia.version:
NVRM version: NVIDIA UNIX x86_64 Kernel Module 460.80 Fri May 7 06:55:54
UTC 2021
GCC version:
ApportVersion: 2.20.11-0ubuntu27.18
Architecture: amd64
BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log'
CasperMD5CheckResult: skip
CompositorRunning: None
CurrentDesktop: ubuntu:GNOME
Date: Wed Jun 9 08:13:44 2021
DistUpgraded: Fresh install
DistroCodename: focal
DistroVariant: ubuntu
ExtraDebuggingInterest: Yes
GraphicsCard:
Intel Corporation UHD Graphics [8086:9bc4] (rev 05) (prog-if 00 [VGA
controller])
Subsystem: Hewlett-Packard Company Device [103c:878e]
NVIDIA Corporation TU106 [GeForce RTX 2060] [10de:1f12] (rev a1) (prog-if 00
[VGA controller])
Subsystem: Hewlett-Packard Company Device [103c:878e]
InstallationDate: Installed on 2021-06-05 (3 days ago)
InstallationMedia: Ubuntu 20.04.2.0 LTS "Focal Fossa" - Release amd64
(20210209.1)
MachineType: HP HP ENVY Laptop 15-ep0xxx
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.8.0-55-generic
root=UUID=34001051-5122-4187-b21f-2032a99219e8 ro quiet splash vt.handoff=7
SourcePackage: xorg
Symptom: display
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 12/29/2020
dmi.bios.release: 15.5
dmi.bios.vendor: AMI
dmi.bios.version: F.05
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: 878E
dmi.board.vendor: HP
dmi.board.version: 18.32
dmi.chassis.type: 10
dmi.chassis.vendor: HP
dmi.chassis.version: Chassis Version
dmi.ec.firmware.release: 18.32
dmi.modalias:
dmi:bvnAMI:bvrF.05:bd12/29/2020:br15.5:efr18.32:svnHP:pnHPENVYLaptop15-ep0xxx:pvr:rvnHP:rn878E:rvr18.32:cvnHP:ct10:cvrChassisVersion:
dmi.product.family: 103C_5335KV HP ENVY
dmi.product.name: HP ENVY Laptop 15-ep0xxx
dmi.product.sku: 16P91PA#AR6
dmi.sys.vendor: HP
version.compiz: compiz N/A
version.libdrm2: libdrm2 2.4.102-1ubuntu1~20.04.1
version.libgl1-mesa-dri: libgl1-mesa-dri 20.2.6-0ubuntu0.20.04.1
version.libgl1-mesa-glx: libgl1-mesa-glx N/A
version.nvidia-graphics-drivers: nvidia-graphics-drivers-* N/A
version.xserver-xorg-core: xserver-xorg-core 2:1.20.9-2ubuntu1.2~20.04.2
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:19.1.0-1
version.xserver-xorg-video-intel: xserver-xorg-video-intel
2:2.99.917+git20200226-1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.16-1
** Affects: ubuntu
Importance: Undecided
Status: New
** Tags: amd64 apport-bug focal ubuntu
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https://bugs.launchpad.net/bugs/1931318
Title:
Screen brightness of HP laptop is not saved after restart
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