Re: MPS: a random backtrace while toying with gdb

[Eli Zaretskii]

> From: Ihor Radchenko <yantar92@posteo.net>
> Cc: Helmut Eller <eller.helmut@gmail.com>, gerd.moellmann@gmail.com,
>  pipcet@protonmail.com, emacs-devel@gnu.org
> Date: Sun, 30 Jun 2024 21:08:48 +0000
> 
> If my understanding is correct, the situation we have is when MPS is
> performing root scan while also receiving another signal. During the
> root scan, all other Emacs threads are suspended, and no state changes
> are taking place - everything is locked by MPS thread, which is the only
> thread running.

To be sure we are on the same page: the aborts we are discussing
happened when MPS code was running in the context of the Emacs Lisp
(main) thread, not when it was running in a separate MPS thread.