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.

Full log

Message #323 received at 47244 <at> debbugs.gnu.org (full text, mbox):

From: Andreas Schwab <schwab <at> linux-m68k.org>
To: Michael Welsh Duggan <mwd <at> md5i.com>
Cc: martin rudalics <rudalics <at> gmx.at>,
 "47244 <at> debbugs.gnu.org" <47244 <at> debbugs.gnu.org>,
 Michael Welsh Duggan <mwd <at> cert.org>
Subject: Re: bug#47244: 28.0.50; SIGSEGV in long-runnning Emacs
Date: Wed, 07 Apr 2021 09:52:47 +0200

On Apr 06 2021, Michael Welsh Duggan wrote:

> But window_list() does call into lisp (nconc2, which calls Fnconc) when
> constructing Vwindow_list, and it uses Vwindow_list as a temporary in
> the process.  Is it possible that during that call something happens
> asynchronously (via gc?)

nconc doesn't allocate any lisp data, since it is destructive.

Andreas.

-- 
Andreas Schwab, schwab <at> linux-m68k.org
GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510  2552 DF73 E780 A9DA AEC1
"And now for something completely different."
This bug report was last modified 4 years and 28 days ago.

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