GNU bug report logs - #47244
28.0.50; SIGSEGV in long-runnning Emacs

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From: Michael Welsh Duggan <mwd <at> md5i.com>
To: martin rudalics <rudalics <at> gmx.at>
Cc: Michael Welsh Duggan <mwd <at> md5i.com>, "47244 <at> debbugs.gnu.org" <47244 <at> debbugs.gnu.org>, "schwab <at> linux-m68k.org" <schwab <at> linux-m68k.org>, Michael Welsh Duggan <mwd <at> cert.org>
Subject: bug#47244: 28.0.50; SIGSEGV in long-runnning Emacs
Date: Wed, 07 Apr 2021 16:32:55 -0400

martin rudalics <rudalics <at> gmx.at> writes:

>> Using watchpoints on Vwindow_list that are turned off when in
>> window_list() and ignored when it is set to nil, I was at least able to
>> determine that whatever is modifying the list is doing so destructively,
>> not by setting a new value.
>
> Since I don't believe in miracles I expected that.  But I've been
> searching our code base repeatedly and nowhere found a clue that that
> list - the return value of window_list - would be modified in such a
> deterministic and orderly way.  Maybe I'm blind already.

FWIW, I've been trying to do the same and have been similarly
unsuccessful.

-- 
Michael Welsh Duggan
(md5i <at> md5i.com)

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