Public bug reported:
After upgrading to LM 21.3 I could no longer adjust screen brightness.
Reverted to kernel 6.2 but the problem remained. Reverted to kernel
5.15.0-91 generic and that solved the problem.
mel@Schmetterling:~$ inxi -Fxxxrz
System:
Kernel: 6.5.0-14-generic x86_64 bits: 64 compiler: N/A
Desktop: Cinnamon 6.0.4 tk: GTK 3.24.33 wm: muffin vt: 7 dm: LightDM 1.30.0
Distro: Linux Mint 21.3 Virginia base: Ubuntu 22.04 jammy
Machine:
Type: Laptop System: HP product: HP Laptop 14-dq2xxx v: N/A
serial: <superuser required> Chassis: type: 10 serial: <superuser required>
Mobo: HP model: 87FD v: 57.20 serial: <superuser required> UEFI: AMI
v: F.21 date: 03/21/2022
Battery:
ID-1: BAT0 charge: 40.5 Wh (100.0%) condition: 40.5/41.0 Wh (98.7%)
volts: 12.9 min: 11.4 model: HP Primary type: Li-ion serial: <filter>
status: Full cycles: 28
CPU:
Info: quad core model: 11th Gen Intel Core i3-1125G4 bits: 64 type: MT MCP
smt: enabled arch: Tiger Lake rev: 1 cache: L1: 320 KiB L2: 5 MiB L3: 8 MiB
Speed (MHz): avg: 838 high: 1255 min/max: 400/3700 cores: 1: 963 2: 400
3: 400 4: 1137 5: 1255 6: 1021 7: 733 8: 802 bogomips: 31948
Flags: avx avx2 ht lm nx pae sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx
Graphics:
Device-1: Intel vendor: Hewlett-Packard driver: i915 v: kernel ports:
active: eDP-1 empty: DP-1, DP-2, DP-3, DP-4, HDMI-A-1 bus-ID: 0000:00:02.0
chip-ID: 8086:9a78 class-ID: 0300
Device-2: Chicony HP TrueVision HD Camera type: USB driver: uvcvideo
bus-ID: 1-3:3 chip-ID: 04f2:b6f1 class-ID: 0e02 serial: <filter>
Display: x11 server: X.Org v: 1.21.1.4 driver: X: loaded: modesetting
unloaded: fbdev,vesa gpu: i915 display-ID: :0 screens: 1
Screen-1: 0 s-res: 1920x1080 s-dpi: 96 s-size: 508x285mm (20.0x11.2")
s-diag: 582mm (22.9")
Monitor-1: eDP-1 model: BOE Display res: 1920x1080 hz: 60 dpi: 158
size: 309x174mm (12.2x6.9") diag: 355mm (14") modes: 1920x1080
OpenGL: renderer: Mesa Intel UHD Graphics (TGL GT2)
v: 4.6 Mesa 23.0.4-0ubuntu1~22.04.1 direct render: Yes
Audio:
Device-1: Intel Tiger Lake-LP Smart Sound Audio vendor: Hewlett-Packard
driver: sof-audio-pci-intel-tgl bus-ID: 0000:00:1f.3 chip-ID: 8086:a0c8
class-ID: 0401
Sound Server-1: ALSA v: k6.5.0-14-generic running: yes
Sound Server-2: PulseAudio v: 15.99.1 running: yes
Sound Server-3: PipeWire v: 0.3.48 running: yes
Network:
Device-1: Realtek RTL8822CE 802.11ac PCIe Wireless Network Adapter
vendor: Hewlett-Packard driver: rtw_8822ce v: N/A port: 3000
bus-ID: 0000:01:00.0 chip-ID: 10ec:c822 class-ID: 0280
IF: wlo1 state: up mac: <filter>
Bluetooth:
Device-1: Realtek Bluetooth Radio type: USB driver: btusb v: 0.8
bus-ID: 1-10:5 chip-ID: 0bda:b00c class-ID: e001 serial: <filter>
Report: hciconfig ID: hci0 rfk-id: 0 state: up address: <filter>
bt-v: 3.0 lmp-v: 5.1 sub-v: 6d7d hci-v: 5.1 rev: 19b7
RAID:
Hardware-1: Intel Volume Management Device NVMe RAID Controller driver: vmd
v: 0.6 port: N/A bus-ID: 0000:00:0e.0 chip-ID: 8086:9a0b rev:
class-ID: 0104
Drives:
Local Storage: total: 238.47 GiB used: 100.77 GiB (42.3%)
ID-1: /dev/nvme0n1 vendor: SK Hynix model: BC711 HFM256GD3JX013N
size: 238.47 GiB speed: 31.6 Gb/s lanes: 4 type: SSD serial: <filter>
rev: HPS1 temp: 28.9 C scheme: GPT
Partition:
ID-1: / size: 232.47 GiB used: 100.77 GiB (43.3%) fs: ext4
dev: /dev/nvme0n1p3
ID-2: /boot/efi size: 511 MiB used: 6.1 MiB (1.2%) fs: vfat
dev: /dev/nvme0n1p1
Swap:
ID-1: swap-1 type: file size: 2 GiB used: 0 KiB (0.0%) priority: -2
file: /swapfile
Sensors:
System Temperatures: cpu: 48.0 C mobo: N/A
Fan Speeds (RPM): cpu: 0 fan-2: 0
Repos:
Packages: 2736 apt: 2701 flatpak: 35
No active apt repos in: /etc/apt/sources.list
Active apt repos in: /etc/apt/sources.list.d/1password.list
1: deb [arch=amd64
signed-by=/usr/share/keyrings/1password-archive-keyring.gpg]
https://downloads.1password.com/linux/debian/amd64 stable main
Active apt repos in:
/etc/apt/sources.list.d/apandada1-brightness-controller-jammy.list
1: deb
[signed-by=/etc/apt/keyrings/apandada1-brightness-controller-jammy.gpg]
https://ppa.launchpadcontent.net/apandada1/brightness-controller/ubuntu jammy
main
Active apt repos in: /etc/apt/sources.list.d/chrome-remote-desktop.list
1: deb [arch=amd64] http://dl.google.com/linux/chrome-remote-desktop/deb/
stable main
Active apt repos in:
/etc/apt/sources.list.d/official-package-repositories.list
1: deb http://packages.linuxmint.com virginia main upstream import backport
2: deb http://archive.ubuntu.com/ubuntu jammy main restricted universe
multiverse
3: deb http://archive.ubuntu.com/ubuntu jammy-updates main restricted
universe multiverse
4: deb http://archive.ubuntu.com/ubuntu jammy-backports main restricted
universe multiverse
5: deb http://security.ubuntu.com/ubuntu/ jammy-security main restricted
universe multiverse
No active apt repos in: /etc/apt/sources.list.d/surfshark.list
Active apt repos in: /etc/apt/sources.list.d/vivaldi.list
1: deb [arch=amd64] https://repo.vivaldi.com/stable/deb/ stable main
Info:
Processes: 288 Uptime: 3m wakeups: 8311 Memory: 7.4 GiB
used: 2.77 GiB (37.4%) Init: systemd v: 249 runlevel: 5 Compilers:
gcc: 11.4.0 alt: 11/12/9 Shell: Bash v: 5.1.16 running-in: gnome-terminal
inxi: 3.3.13
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Attachment added: "version-lspci-vnvn.log"
https://bugs.launchpad.net/bugs/2049711/+attachment/5740380/+files/version-lspci-vnvn.log
--
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/2049711
Title:
Kernels 6.2 and 6.5: cannot adjust screen brightness
Status in linux package in Ubuntu:
New
Bug description:
After upgrading to LM 21.3 I could no longer adjust screen brightness.
Reverted to kernel 6.2 but the problem remained. Reverted to kernel
5.15.0-91 generic and that solved the problem.
mel@Schmetterling:~$ inxi -Fxxxrz
System:
Kernel: 6.5.0-14-generic x86_64 bits: 64 compiler: N/A
Desktop: Cinnamon 6.0.4 tk: GTK 3.24.33 wm: muffin vt: 7 dm: LightDM
1.30.0
Distro: Linux Mint 21.3 Virginia base: Ubuntu 22.04 jammy
Machine:
Type: Laptop System: HP product: HP Laptop 14-dq2xxx v: N/A
serial: <superuser required> Chassis: type: 10 serial: <superuser
required>
Mobo: HP model: 87FD v: 57.20 serial: <superuser required> UEFI: AMI
v: F.21 date: 03/21/2022
Battery:
ID-1: BAT0 charge: 40.5 Wh (100.0%) condition: 40.5/41.0 Wh (98.7%)
volts: 12.9 min: 11.4 model: HP Primary type: Li-ion serial: <filter>
status: Full cycles: 28
CPU:
Info: quad core model: 11th Gen Intel Core i3-1125G4 bits: 64 type: MT MCP
smt: enabled arch: Tiger Lake rev: 1 cache: L1: 320 KiB L2: 5 MiB L3: 8
MiB
Speed (MHz): avg: 838 high: 1255 min/max: 400/3700 cores: 1: 963 2: 400
3: 400 4: 1137 5: 1255 6: 1021 7: 733 8: 802 bogomips: 31948
Flags: avx avx2 ht lm nx pae sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx
Graphics:
Device-1: Intel vendor: Hewlett-Packard driver: i915 v: kernel ports:
active: eDP-1 empty: DP-1, DP-2, DP-3, DP-4, HDMI-A-1 bus-ID: 0000:00:02.0
chip-ID: 8086:9a78 class-ID: 0300
Device-2: Chicony HP TrueVision HD Camera type: USB driver: uvcvideo
bus-ID: 1-3:3 chip-ID: 04f2:b6f1 class-ID: 0e02 serial: <filter>
Display: x11 server: X.Org v: 1.21.1.4 driver: X: loaded: modesetting
unloaded: fbdev,vesa gpu: i915 display-ID: :0 screens: 1
Screen-1: 0 s-res: 1920x1080 s-dpi: 96 s-size: 508x285mm (20.0x11.2")
s-diag: 582mm (22.9")
Monitor-1: eDP-1 model: BOE Display res: 1920x1080 hz: 60 dpi: 158
size: 309x174mm (12.2x6.9") diag: 355mm (14") modes: 1920x1080
OpenGL: renderer: Mesa Intel UHD Graphics (TGL GT2)
v: 4.6 Mesa 23.0.4-0ubuntu1~22.04.1 direct render: Yes
Audio:
Device-1: Intel Tiger Lake-LP Smart Sound Audio vendor: Hewlett-Packard
driver: sof-audio-pci-intel-tgl bus-ID: 0000:00:1f.3 chip-ID: 8086:a0c8
class-ID: 0401
Sound Server-1: ALSA v: k6.5.0-14-generic running: yes
Sound Server-2: PulseAudio v: 15.99.1 running: yes
Sound Server-3: PipeWire v: 0.3.48 running: yes
Network:
Device-1: Realtek RTL8822CE 802.11ac PCIe Wireless Network Adapter
vendor: Hewlett-Packard driver: rtw_8822ce v: N/A port: 3000
bus-ID: 0000:01:00.0 chip-ID: 10ec:c822 class-ID: 0280
IF: wlo1 state: up mac: <filter>
Bluetooth:
Device-1: Realtek Bluetooth Radio type: USB driver: btusb v: 0.8
bus-ID: 1-10:5 chip-ID: 0bda:b00c class-ID: e001 serial: <filter>
Report: hciconfig ID: hci0 rfk-id: 0 state: up address: <filter>
bt-v: 3.0 lmp-v: 5.1 sub-v: 6d7d hci-v: 5.1 rev: 19b7
RAID:
Hardware-1: Intel Volume Management Device NVMe RAID Controller driver: vmd
v: 0.6 port: N/A bus-ID: 0000:00:0e.0 chip-ID: 8086:9a0b rev:
class-ID: 0104
Drives:
Local Storage: total: 238.47 GiB used: 100.77 GiB (42.3%)
ID-1: /dev/nvme0n1 vendor: SK Hynix model: BC711 HFM256GD3JX013N
size: 238.47 GiB speed: 31.6 Gb/s lanes: 4 type: SSD serial: <filter>
rev: HPS1 temp: 28.9 C scheme: GPT
Partition:
ID-1: / size: 232.47 GiB used: 100.77 GiB (43.3%) fs: ext4
dev: /dev/nvme0n1p3
ID-2: /boot/efi size: 511 MiB used: 6.1 MiB (1.2%) fs: vfat
dev: /dev/nvme0n1p1
Swap:
ID-1: swap-1 type: file size: 2 GiB used: 0 KiB (0.0%) priority: -2
file: /swapfile
Sensors:
System Temperatures: cpu: 48.0 C mobo: N/A
Fan Speeds (RPM): cpu: 0 fan-2: 0
Repos:
Packages: 2736 apt: 2701 flatpak: 35
No active apt repos in: /etc/apt/sources.list
Active apt repos in: /etc/apt/sources.list.d/1password.list
1: deb [arch=amd64
signed-by=/usr/share/keyrings/1password-archive-keyring.gpg]
https://downloads.1password.com/linux/debian/amd64 stable main
Active apt repos in:
/etc/apt/sources.list.d/apandada1-brightness-controller-jammy.list
1: deb
[signed-by=/etc/apt/keyrings/apandada1-brightness-controller-jammy.gpg]
https://ppa.launchpadcontent.net/apandada1/brightness-controller/ubuntu jammy
main
Active apt repos in: /etc/apt/sources.list.d/chrome-remote-desktop.list
1: deb [arch=amd64] http://dl.google.com/linux/chrome-remote-desktop/deb/
stable main
Active apt repos in:
/etc/apt/sources.list.d/official-package-repositories.list
1: deb http://packages.linuxmint.com virginia main upstream import
backport
2: deb http://archive.ubuntu.com/ubuntu jammy main restricted universe
multiverse
3: deb http://archive.ubuntu.com/ubuntu jammy-updates main restricted
universe multiverse
4: deb http://archive.ubuntu.com/ubuntu jammy-backports main restricted
universe multiverse
5: deb http://security.ubuntu.com/ubuntu/ jammy-security main restricted
universe multiverse
No active apt repos in: /etc/apt/sources.list.d/surfshark.list
Active apt repos in: /etc/apt/sources.list.d/vivaldi.list
1: deb [arch=amd64] https://repo.vivaldi.com/stable/deb/ stable main
Info:
Processes: 288 Uptime: 3m wakeups: 8311 Memory: 7.4 GiB
used: 2.77 GiB (37.4%) Init: systemd v: 249 runlevel: 5 Compilers:
gcc: 11.4.0 alt: 11/12/9 Shell: Bash v: 5.1.16 running-in: gnome-terminal
inxi: 3.3.13
To manage notifications about this bug go to:
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