Subject: bug#61667: 29.0.60; Failure to redisplay

From: Gregory Heytings <[email-masked]>
Date: Thu, 23 Feb 2023 01:03:27 +0000

>
> I have now reproduced this going as far back as Emacs 28.2.
>

Can you perhaps try to go further back in time (Emacs 25, 26 and 27)?

>
> I guess it could have been due to a system upgrade,
>

That's another possibility indeed, a subtle change in an underlying 
library.