Pycharm freezes the whole ubuntu desktop if I select any code in the editor

I have a line of code in the editor, I try to use the mouse to select a few lines, it then freezes for about 5 seconds.

It doesn't happen on any other app within my ubuntu installation.

PyCharm 2024.3.3 (Professional Edition)

Build #PY-243.24978.54, built on February 12, 2025

Licensed to

Subscription is active until May 6, 2025.

Runtime version: 21.0.6+8-b631.39 amd64 (JCEF 122.1.9)

VM: OpenJDK 64-Bit Server VM by JetBrains s.r.o.

Toolkit: sun.awt.X11.XToolkit

Linux 5.15.0-131-generic

Ubuntu 22.04.5 LTS; glibc: 2.35

GC: G1 Young Generation, G1 Concurrent GC, G1 Old Generation

Memory: 2048M

Cores: 4

Registry:

ide.experimental.ui=true

Current Desktop: ubuntu:GNOME