From: Eli Zaretskii <eliz@gnu.org>
To: Stefan Monnier <monnier@IRO.UMontreal.CA>
Cc: fabrice.popineau@gmail.com, emacs-devel@gnu.org
Subject: Re: GC and stack marking
Date: Tue, 20 May 2014 22:28:48 +0300 [thread overview]
Message-ID: <83wqdgntan.fsf@gnu.org> (raw)
In-Reply-To: <jwv7g5gfibb.fsf-monnier+emacs@gnu.org>
> From: Stefan Monnier <monnier@IRO.UMontreal.CA>
> Cc: emacs-devel@gnu.org, fabrice.popineau@gmail.com
> Date: Tue, 20 May 2014 13:54:16 -0400
>
> >> But it shouldn't cause any trouble (other than extra memory use).
> > It does, due to all kinds of subtleties. The result is that the
> > large_vectors linked list gets dumped with a pointer to a non-existent
> > memory, and the dumped Emacs then crashes on the first GC when it
> > tries to traverse that linked list.
>
> We should fix that.
No argument here. Otherwise the dumped Emacs crashes.
> > I think this is hopeless: I see this problem on a single system; two
> > others don't have it. It's just some semi-random garbage somehwre on
> > the stack.
>
> Of course, but if you can find where it comes from, we can fix that
> one case.
I tried, but couldn't. Suggestions for how to set up a GDB session
for that are welcome.
next prev parent reply other threads:[~2014-05-20 19:28 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-19 16:31 GC and stack marking Eli Zaretskii
2014-05-19 18:47 ` Paul Eggert
2014-05-19 19:14 ` Eli Zaretskii
2014-05-19 19:58 ` Paul Eggert
2014-05-19 20:03 ` Eli Zaretskii
2014-05-19 20:17 ` Paul Eggert
2014-05-20 16:37 ` Eli Zaretskii
2014-05-20 13:44 ` Stefan Monnier
2014-05-20 16:57 ` Eli Zaretskii
2014-05-20 17:54 ` Stefan Monnier
2014-05-20 19:28 ` Eli Zaretskii [this message]
2014-05-20 22:01 ` Stefan Monnier
2014-05-21 2:48 ` Eli Zaretskii
2014-05-21 3:01 ` Stefan Monnier
2014-05-21 15:39 ` Eli Zaretskii
2014-05-21 15:57 ` Dmitry Antipov
2014-05-21 16:06 ` Dmitry Antipov
2014-05-21 16:55 ` Eli Zaretskii
2014-05-21 16:53 ` Eli Zaretskii
2014-05-21 17:40 ` Stefan Monnier
2014-05-21 17:58 ` Eli Zaretskii
2014-05-22 15:20 ` Eli Zaretskii
2014-05-22 16:14 ` Stefan Monnier
2014-05-24 12:03 ` Eli Zaretskii
2014-05-20 19:12 ` Daniel Colascione
2014-05-20 19:43 ` Eli Zaretskii
2014-05-20 22:03 ` Stefan Monnier
2014-05-21 2:51 ` Eli Zaretskii
2014-05-31 6:31 ` Florian Weimer
2014-05-31 14:24 ` Stefan Monnier
-- strict thread matches above, loose matches on Subject: below --
2014-05-21 19:31 Barry OReilly
2014-05-21 20:13 ` Eli Zaretskii
2014-05-21 20:49 ` Barry OReilly
2014-05-22 2:43 ` Eli Zaretskii
2014-05-22 3:12 ` Daniel Colascione
2014-05-22 5:37 ` David Kastrup
2014-05-22 13:57 ` Stefan Monnier
2014-05-22 15:49 ` Eli Zaretskii
2014-05-22 14:59 ` Barry OReilly
2014-05-22 17:03 ` Eli Zaretskii
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