bug#63407: bug#63408: 29.0.90; <mouse-2> on misspelled word hangs X11

[Doug Maxey <pops@maxeygroup.tech>]

On Wed, 2023-09-06 at 13:29 -0700, Stefan Kangas wrote:
> Po Lu <luangruo@yahoo.com> writes:
> 
> > Eli Zaretskii <eliz@gnu.org> writes:
> > 
> > > merge 63406 63408 63404 63407
> > > thanks
> > > 
> > > > From: Doug Maxey <emacs-bugs@maxeygroup.tech>
> > > > Date: Tue, 09 May 2023 16:15:09 -0500
> > > > 
> > > > 
> > > > The setup:
> > > > - rocky-9 x86_64.
> > > > - The graphics session is running in "classic", i.e. Xorg, not
> > > > wayland.
> > > > - multi-monitors joined to single display.
> > > > - emacs-lucid from locally built rpm (non-rpm local build
> > > > behaves same).
> > > > - buffer major-mode does not seem to matter.
> > > > - <mouse-2> on a misspelled word.
> > > > 
> > > > The result is other than having control of the sprite (the
> > > > mouse can
> > > > move the sprite around normally. and I can switch tty with
> > > > Ctrl-Alt-N)
> > > > there is NO other input accepted.  Cannot select any other
> > > > window than
> > > > the last (emacs frame in this case), and there is no keyboard
> > > > or mouse
> > > > button input.  There are no visible change on the screen, no
> > > > dialog box
> > > > pops up.
> > > > 
> > > > The net effect is that the screen is frozen, save for the
> > > > moving sprite.
> > > 
> > > Please reproduce this, preferably in "emacs -Q", then attach GDB
> > > to
> > > the "frozen" Emacs process, and type at the GDB prompt:
> > > 
> > >    thread apply all bt
> > > 
> > > and post here everything that GDB prints as result.
> > > 
> > > Thanks.
> > 
> > If an X server freeze occurs and is not remedied by killing Emacs
> > (by
> > logging out), it's likely not Emacs's fault.  However, that the
> > cursor
> > can continue to move suggests that a stray server grab may be
> > involved,
> > which can be a problem with Emacs.
> > 
> > Doug, would you please tell me whether you are using an X
> > compositing
> > manager, or if anything unusual is printed inside the X server
> > logs?  If
> > not, would you please run Emacs under a tool like xscope, redirect
> > its
> > output somewhere, and send it here?
> 
> Doug, it seems like we need more information here to make any
> progress.  Could you provide the information Po Lu is asking for
> above?

I have not forgotten about this.  It is just that the setup I need went
away for other reasons, mainly dead monitor power supplies.  The spare
parts to needed to recreate have yet to materialize.


> 
> Thanks in advance.