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

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Package: emacs;

Reported by: Michael Welsh Duggan <md5i <at> md5i.com>

Date: Thu, 18 Mar 2021 15:40:01 UTC

Severity: normal

Found in version 28.0.50

Done: Michael Welsh Duggan <mwd <at> md5i.com>

Bug is archived. No further changes may be made.

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Message #368 received at 47244 <at> debbugs.gnu.org (full text, mbox):

From: martin rudalics <rudalics <at> gmx.at>
To: Michael Welsh Duggan <mwd <at> cert.org>
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>
Subject: Re: bug#47244: 28.0.50; SIGSEGV in long-runnning Emacs
Date: Wed, 7 Apr 2021 22:25:38 +0200

> 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.

martin
This bug report was last modified 4 years and 28 days ago.

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