bug#56967: 29.0.50; Frequent crashes under Wayland

[Eli Zaretskii]

> Date: Thu, 04 Aug 2022 10:36:50 +0300
> From:  Bjoern Bidar via "Bug reports for GNU Emacs,
>  the Swiss army knife of text editors" <bug-gnu-emacs@gnu.org>
> 
> To trigger the bug there needs to be some usage so I'm not sure how to
> trigger the bug with ~emacs -Q~.
> However Emacs just stops usually, sometimes emacs freezes for a few sec 
> before.
> I start emacs as a systemd --user service, systemd reports that emacs
> stops like this:
> emacs.service: Main process exited, code=exited, status=1/FAILURE
> 
> No other output or crashdump is there.
> 
> It happens after a time, sometimes it fails after hours sometimes it fails 
> after 10 minues.

Please do provide some data we can work with: either a recipe to
reproduce the crash, or the backtrace from a debugger when the crash
happens (you can obtain the latter if you run Emacs under a debugger
to begin with).

Thanks.