You have been subscribed to a public bug:
Gnome shell eats 100% of the CPU
this starts to happen after some days of the laptop up & running
ProblemType: Bug
DistroRelease: Ubuntu 22.04
Package: xorg 1:7.7+23ubuntu2
ProcVersionSignature: Ubuntu 5.15.0-134.145-generic 5.15.173
Uname: Linux 5.15.0-134-generic x86_64
ApportVersion: 2.20.11-0ubuntu82.6
Architecture: amd64
BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log'
CasperMD5CheckResult: unknown
CompositorRunning: None
CurrentDesktop: ubuntu:GNOME
Date: Sat Apr 5 13:16:43 2025
DistUpgraded: Fresh install
DistroCodename: jammy
DistroVariant: ubuntu
DpkgLog:
ExtraDebuggingInterest: Yes
GraphicsCard:
Intel Corporation HD Graphics 530 [8086:191b] (rev 06) (prog-if 00 [VGA
controller])
Subsystem: Lenovo HD Graphics 530 [17aa:5050]
Subsystem: Lenovo GM108M [GeForce 940MX] [17aa:5050]
InstallationDate: Installed on 2020-02-04 (1887 days ago)
InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426)
MachineType: LENOVO 20FWS0A600
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-5.15.0-134-generic
root=/dev/mapper/ubuntu--vg-root ro quiet splash vt.handoff=7
SourcePackage: xorg
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 11/25/2022
dmi.bios.release: 2.37
dmi.bios.vendor: LENOVO
dmi.bios.version: R07ET97W (2.37 )
dmi.board.asset.tag: Not Available
dmi.board.name: 20FWS0A600
dmi.board.vendor: LENOVO
dmi.board.version: Not Defined
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: None
dmi.ec.firmware.release: 1.4
dmi.modalias:
dmi:bvnLENOVO:bvrR07ET97W(2.37):bd11/25/2022:br2.37:efr1.4:svnLENOVO:pn20FWS0A600:pvrThinkPadT460p:rvnLENOVO:rn20FWS0A600:rvrNotDefined:cvnLENOVO:ct10:cvrNone:skuLENOVO_MT_20FW_BU_Think_FM_ThinkPadT460p:
dmi.product.family: ThinkPad T460p
dmi.product.name: 20FWS0A600
dmi.product.sku: LENOVO_MT_20FW_BU_Think_FM_ThinkPad T460p
dmi.product.version: ThinkPad T460p
dmi.sys.vendor: LENOVO
version.compiz: compiz N/A
version.libdrm2: libdrm2 2.4.113-2~ubuntu0.22.04.1
version.libgl1-mesa-dri: libgl1-mesa-dri 23.2.1-1ubuntu3.1~22.04.3
version.libgl1-mesa-glx: libgl1-mesa-glx 23.0.4-0ubuntu1~22.04.1
version.xserver-xorg-core: xserver-xorg-core 2:21.1.4-2ubuntu1.7~22.04.13
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:19.1.0-2ubuntu1
version.xserver-xorg-video-intel: xserver-xorg-video-intel
2:2.99.917+git20210115-1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.17-2build1
** Affects: gnome-shell (Ubuntu)
Importance: Undecided
Status: Incomplete
** Tags: amd64 apport-bug jammy third-party-packages ubuntu
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Gnome shell easts 100% of the CPU
https://bugs.launchpad.net/bugs/2106293
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