bug#53159: 29.0.50; Lost fonts after game bumbrace

[Eli Zaretskii]

> From: Jean Louis <bugs@gnu.support>
> Date: Mon, 10 Jan 2022 17:31:04 +0300
> 
> I have pressed M-& to run the game "bumbrace" and after finishing the
> game, I could see the messages:
> 
> Mark set
> ** Video mode set **
> ** Loading Data **
> ** Main data loaded **
> ** Racer selected **
> ** Racer data loaded **
> Awaiting SDL_Quit()
> SDL_Quit() finished.
> 
> while fonts disappeared. Interesting is that fonts did not disappear on
> the all screen of Emacs but just in 2 columns, you may see "PDF" still
> being displayed.

If you go to one of those places where "fonts disappeared", and press
"C-u C-x =", what does Emacs display in the *Help* buffer that it pops
up?