From: Reuben Thomas <rrt@sc3d.org>
To: Eli Zaretskii <eliz@gnu.org>
Cc: "Toby S. Cubitt" <tsc25@cantab.net>,
24640@debbugs.gnu.org, Phillip Lord <phillip.lord@russet.org.uk>
Subject: bug#24640: Crashes in 25.1
Date: Wed, 12 Oct 2016 11:57:26 +0100 [thread overview]
Message-ID: <CAOnWdojr9Jvp4qGX4_jikz5VEQVtkBQEcVXLauNnsZgbb6QpVg@mail.gmail.com> (raw)
In-Reply-To: <83h98hc106.fsf@gnu.org>
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On 12 October 2016 at 11:31, Eli Zaretskii <eliz@gnu.org> wrote:
> > Date: Tue, 11 Oct 2016 19:33:20 +0300
> > From: Eli Zaretskii <eliz@gnu.org>
> > Cc: 24640@debbugs.gnu.org
> >
> > > Yes, the crashes appear to stop when I comment out
> (global-undo-tree-mode) in vars.el.
> >
> > OK, so we have our prime suspect. Can you tell where I can find the
> > exact version of undo-tree-mode you are using?
> >
> > Phillip, could you please look into that package and see if you can
> > spot any potential problems with the Emacs 25 undo internals? TIA.
>
> Some functions in undo-tree refer to or manipulate Emacs undo
> internals:
>
> undo-list-pop-changeset
> undo-list-transfer-to-tree
> undo-list-rebuild-from-tree
> undo-tree-pull-undo-in-region-branch
> undo-tree-pull-redo-in-region-branch
> undo-tree-adjust-elements-to-elt
> undo-tree-apply-deltas
> undo-tree-undo-1
> undo-tree-redo-1
>
> Do they perhaps need some adjustments to Emacs 25's undo?
>
And regardless of that, should it in principle be possible to crash Emacs
(other than by exhausting memory or CPU) from Lisp, except by calling
external code improperly?
Another potential issue is the new undo timer we have in Emacs 25 (see
> undo-auto--boundary-ensure-timer in simple.el). One way of checking
> whether this is related to the crashes is to modify that function to
> use a much larger value for the 1st argument of run-at-time, say
> 10000, so that the undo timer never fires during the startup. Reuben,
> could you try that?
>
Sure. I made that change in the sources and rebuilt, and it crashed "as
usual".
--
http://rrt.sc3d.org
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next prev parent reply other threads:[~2016-10-12 10:57 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-10-07 23:12 bug#24640: Crashes in 25.1 Reuben Thomas
2016-10-08 5:53 ` Eli Zaretskii
2016-10-08 13:28 ` Reuben Thomas
2016-10-08 13:30 ` Reuben Thomas
2016-10-08 14:30 ` Eli Zaretskii
2016-10-08 15:26 ` Reuben Thomas
2016-10-08 15:34 ` Eli Zaretskii
2016-10-08 22:08 ` Reuben Thomas
2016-10-09 7:05 ` Eli Zaretskii
2016-10-09 7:45 ` Reuben Thomas
2016-10-09 9:57 ` Eli Zaretskii
2016-10-09 20:21 ` Reuben Thomas
2016-10-10 6:15 ` Eli Zaretskii
2016-10-10 16:12 ` Reuben Thomas
2016-10-10 16:33 ` Eli Zaretskii
2016-10-10 17:01 ` Reuben Thomas
2016-10-10 17:05 ` Eli Zaretskii
2016-10-10 17:06 ` Reuben Thomas
[not found] ` <CAOnWdoheXTvdasXN8vQFZPyayZVHD-QweqJupVrS8BQFxj2iGw@mail.gmail.com>
[not found] ` <831szodsus.fsf@gnu.org>
[not found] ` <CAOnWdojJHhajbRcinnubLfwWhY=snydnPM7Cws9ktX+pJe8aGA@mail.gmail.com>
[not found] ` <83zimccbzr.fsf@gnu.org>
[not found] ` <CAOnWdojzYsTR=wyrn-k2dJbStej89neskr=vwZQQWrQVCGtpkA@mail.gmail.com>
2016-10-11 11:59 ` Eli Zaretskii
2016-10-11 14:08 ` Reuben Thomas
2016-10-11 14:53 ` Eli Zaretskii
2016-10-11 15:19 ` Eli Zaretskii
2016-10-11 15:42 ` Reuben Thomas
2016-10-11 16:26 ` Eli Zaretskii
2016-10-11 15:41 ` Reuben Thomas
2016-10-11 16:33 ` Eli Zaretskii
2016-10-11 16:41 ` Reuben Thomas
2016-10-12 10:31 ` Eli Zaretskii
2016-10-12 10:57 ` Reuben Thomas [this message]
2016-10-12 11:14 ` Eli Zaretskii
2016-10-12 13:50 ` Toby Cubitt
2016-10-12 14:44 ` Eli Zaretskii
2016-10-12 16:56 ` Toby Cubitt
2016-10-12 17:28 ` Eli Zaretskii
2016-10-12 18:07 ` Toby Cubitt
2016-10-12 19:15 ` Eli Zaretskii
2016-10-12 20:45 ` Reuben Thomas
2016-10-14 20:06 ` Eli Zaretskii
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