Public bug reported:

### Affected version

- Device: Laptop Dell Inc. XPS 15 9570
- OS: Ubuntu 24.04.2
- Gnome Shell: 46
- Windowing system: Wayland
- Issue happens without extensions: Maybe? Is hard to reproduce, more details 
later.

### Bug summary

At times when focusing a [Brave browser](https://brave.com) or [Ungoogled 
Chormium](https://github.com/ungoogled-software/ungoogled-chromium), the `ctrl` 
and `alt` keys behave weirdly:
- Hitting `ctrl` causes the current tab to close
- Hitting `alt` causes the whole window to close, if multiple tabs are open the 
dialog to close multiple tabs show up.

VSCode can also behave weirdly, if the console is active it may print
the `^[OS` control character.

Important things to point out
- The behavior happens after an initial unknown trigger and then switching the 
focus of a window via the Activities view.
- Hitting `tab` fixed the issue, until you switch focus again via the 
Activities view.
- It happens only in the laptop keyboard, external keyboards do not show this 
behavior.
- Disabling "Repeat Keys" makes the issue go away, until it gets reenabled.

### Steps to reproduce

1. An unknown trigger that I haven't been able to nail down
2. Open a terminal window via a a custom keyboard shortcut
3. Switch to workspace 2 via keyboard shortcuts
4. Open a terminal window via a a custom keyboard shortcut
5. Switch back to workspace 1 via keyboard shortcuts
6. Focus Brave browser
7. Hit `ctrl` or `alt` keys

### What happened

The `ctrl` or `alt` keys do not behave as expected

### What did you expect to happen

For the `ctrl` and `alt` keys to not change behavior

### Relevant logs, screenshots, screencasts etc.

- [Gnome Shell issue](https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/8443)
- [Bug opened with the Brave 
team](https://community.brave.com/t/brave-on-linux-sometimes-closes-windows-with-alt-and-tabs-with-ctrl/620892/11)
- [Very similar issue on 
Mutter](https://gitlab.gnome.org/GNOME/mutter/-/issues/1066)
- [Reddit 
thread](https://www.reddit.com/r/Ubuntu/comments/14tsrur/pressing_ctrl_closes_browser_tab_in_ubuntu_2304/)
    - [This comment is the exact same 
issue](https://www.reddit.com/r/Ubuntu/comments/14tsrur/comment/kpiiiye/?utm_source=share&utm_medium=web3x&utm_name=web3xcss&utm_term=1&utm_content=share_button)
- [Thread on AskUbuntu with the disable "Repeat Keys" 
workaround](https://askubuntu.com/questions/1497058/ubuntu-23-10-pressing-alt-key-closes-window-abruptly/1532813)

ProblemType: Bug
DistroRelease: Ubuntu 24.04
Package: gnome-shell 46.0-0ubuntu6~24.04.9
ProcVersionSignature: Ubuntu 6.8.0-60.63-generic 6.8.12
Uname: Linux 6.8.0-60-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.28.1-0ubuntu3.6
Architecture: amd64
CasperMD5CheckResult: pass
CurrentDesktop: ubuntu:GNOME
Date: Wed Jun  4 00:16:22 2025
DisplayManager: gdm3
InstallationDate: Installed on 2023-03-06 (821 days ago)
InstallationMedia: Ubuntu 22.04.2 LTS "Jammy Jellyfish" - Release amd64 
(20230223)
ProcEnviron:
 LANG=en_US.UTF-8
 PATH=(custom, no user)
 SHELL=/bin/bash
 XDG_RUNTIME_DIR=<set>
RelatedPackageVersions: mutter-common 46.2-1ubuntu0.24.04.8
SourcePackage: gnome-shell
UpgradeStatus: Upgraded to noble on 2024-09-02 (275 days ago)

** Affects: gnome-shell (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug noble wayland-session

** Attachment removed: "GsettingsChanges.txt"
   
https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/2112439/+attachment/5881939/+files/GsettingsChanges.txt

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https://bugs.launchpad.net/bugs/2112439

Title:
  "Repeat keys" causes `ctrl` and `alt` keys to misbehave

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