And on a modern Linux system, there’s a limit to how many can run simultaneously, so while it will bog down your system, it won’t crash it. (I’m running it right now)
In the grub menu, choose advanced options and then choose an older kernel to boot into.
If that boots fine, remove and reinstall the newest installed kernel and run sudo update-grub.
That should be the easiest way to fix the most possible causes of this error.
Edit: Now would be a very good time to back up all your data to an external drive. This might be a sign of your hard drive failing.
In my town’s school classes during Covid lockdown were held in Microsoft Teams. But there was a severe lack of IT knowledge. In the beginning, for some reason all participants ended up with moderator rights, so kids kept kicking the teacher out of their lecture.
I dated a woman who was polyamorous and I was fine with it.
When she found someone else she was also interested in, she asked me if that was an issue, but I was still fine with it.
The other guy wasn’t fine with it.
She chose to stay with him and dumped me.
Wayland is just a protocol. The WMs, compositors and applications need to implement the features the X server used to provide.
Those that don’t will become useless when X is gone.