Public bug reported:
When Ubuntu Dock extension is enabled, pressing the Caps Lock key causes a 1-second system freeze accompanied by numerous GNOME Shell keybinding conflict warnings in the system journal. Steps to Reproduce: 1. Enable [email protected] extension 2. Press Caps Lock key 3. System freezes for ~1 second Expected Behavior: Caps Lock should toggle normally without system interruption Actual Behavior: System freezes and journal shows repeated "Window manager warning: Overwriting existing binding of keysym X with keysym X" messages for keycodes a-f and 10-12 Workaround: Disabling Ubuntu Dock extension resolves the issue immediately System Info: - Ubuntu 24.04 (Noble) - GNOME Shell - Package: gnome-shell-extension-ubuntu-dock 90ubuntu3 Impact: Makes Caps Lock unusable and causes poor user experience with system freezes Nov 25 09:30:06 joe gnome-shell[5457]: Window manager warning: Overwriting existing binding of keysym 39 with keysym 39 (keycode 12). Nov 25 09:30:06 joe gnome-shell[5457]: Window manager warning: Overwriting existing binding of keysym 33 with keysym 33 (keycode c). Nov 25 09:30:06 joe gnome-shell[5457]: Window manager warning: Overwriting existing binding of keysym 31 with keysym 31 (keycode a). Nov 25 09:30:06 joe gnome-shell[5457]: Window manager warning: Overwriting existing binding of keysym 32 with keysym 32 (keycode b). Nov 25 09:30:06 joe gnome-shell[5457]: Window manager warning: Overwriting existing binding of keysym 34 with keysym 34 (keycode d). Nov 25 09:30:06 joe gnome-shell[5457]: Window manager warning: Overwriting existing binding of keysym 35 with keysym 35 (keycode e). Nov 25 09:30:06 joe gnome-shell[5457]: Window manager warning: Overwriting existing binding of keysym 31 with keysym 31 (keycode a). Nov 25 09:30:06 joe gnome-shell[5457]: Window manager warning: Overwriting existing binding of keysym 36 with keysym 36 (keycode f). Nov 25 09:30:06 joe gnome-shell[5457]: Window manager warning: Overwriting existing binding of keysym 32 with keysym 32 (keycode b). Nov 25 09:30:06 joe gnome-shell[5457]: Window manager warning: Overwriting existing binding of keysym 38 with keysym 38 (keycode 11). Nov 25 09:30:06 joe gnome-shell[5457]: Window manager warning: Overwriting existing binding of keysym 33 with keysym 33 (keycode c). Nov 25 09:30:06 joe gnome-shell[5457]: Window manager warning: Overwriting existing binding of keysym 37 with keysym 37 (keycode 10). Nov 25 09:30:06 joe gnome-shell[5457]: Window manager warning: Overwriting existing binding of keysym 34 with keysym 34 (keycode d). Nov 25 09:30:06 joe gnome-shell[5457]: Window manager warning: Overwriting existing binding of keysym 39 with keysym 39 (keycode 12). Nov 25 09:30:06 joe gnome-shell[5457]: Window manager warning: Overwriting existing binding of keysym 35 with keysym 35 (keycode e). Nov 25 09:30:06 joe gnome-shell[5457]: Window manager warning: Overwriting existing binding of keysym 36 with keysym 36 (keycode f). Nov 25 09:30:06 joe gnome-shell[5457]: Window manager warning: Overwriting existing binding of keysym 38 with keysym 38 (keycode 11). Nov 25 09:30:06 joe gnome-shell[5457]: Window manager warning: Overwriting existing binding of keysym 37 with keysym 37 (keycode 10). ProblemType: Bug DistroRelease: Ubuntu 24.04 Package: gnome-shell-extension-ubuntu-dock 90ubuntu3 ProcVersionSignature: Ubuntu 6.8.0-88.89-generic 6.8.12 Uname: Linux 6.8.0-88-generic x86_64 NonfreeKernelModules: nvidia_modeset nvidia ApportVersion: 2.28.1-0ubuntu3.8 Architecture: amd64 CasperMD5CheckResult: pass CurrentDesktop: ubuntu:GNOME Date: Tue Nov 25 09:27:02 2025 InstallationDate: Installed on 2024-03-17 (618 days ago) InstallationMedia: Ubuntu 22.04.4 LTS "Jammy Jellyfish" - Release amd64 (20240220) PackageArchitecture: all ProcEnviron: LANG=en_US.UTF-8 PATH=(custom, no user) SHELL=/usr/bin/zsh TERM=xterm-256color XDG_RUNTIME_DIR=<set> SourcePackage: gnome-shell-extension-ubuntu-dock UpgradeStatus: Upgraded to noble on 2024-09-20 (431 days ago) ** Affects: gnome-shell-extension-ubuntu-dock (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug noble -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2132407 Title: Ubuntu Dock causes system freeze when Caps Lock pressed due to keybinding conflicts To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell-extension-ubuntu-dock/+bug/2132407/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
