From: Pieter van Oostrum <pieter-l@vanoostrum.org>
To: Pip Cet <pipcet@gmail.com>
Cc: 39962@debbugs.gnu.org, Paul Eggert <eggert@cs.ucla.edu>
Subject: bug#39962: 27.0.90; Crash in Emacs 27.0.90
Date: Tue, 10 Mar 2020 17:36:04 +0100 [thread overview]
Message-ID: <lxd09kyxor.fsf@cochabamba.vanoostrum.org> (raw)
In-Reply-To: <CAOqdjBcjKb24EvAfG8fabKpKhakUC_vAr645CQ0qS+AFMmyueQ@mail.gmail.com> (Pip Cet's message of "Tue, 10 Mar 2020 14:19:14 +0000")
Pip Cet <pipcet@gmail.com> writes:
> On Tue, Mar 10, 2020 at 10:53 AM Pieter van Oostrum
> <pieter-l@vanoostrum.org> wrote:
>> I think we got stuck here. I don't think the problem is in the actual
>> code that Emacs was executing at this point. Rather, the problem was
>> that a marker was corrupted (m->charpos == 0).
>
> Inspecting the rest of the marker structure, in particular the header,
> might let us know whether, as I suspect, the marker was wrongly freed
> and re-allocated.
>
> What does "x/32gx marker" produce?
#2 0x0000000100233af4 in adjust_markers_for_insert (from=36399,
from_byte=36399, to=36401, to_byte=36401, before_markers=false)
at insdel.c:294
294 eassert (m->bytepos >= m->charpos
(gdb) x/32gx m
0x1609db830: 0x4000000003005000 0x000000015b29a4b0
0x1609db840: 0x00000001609dba44 0x00000001609db800
0x1609db850: 0x0000000000000000 0x0000000000002d12
0x1609db860: 0x4000000003005000 0x000000015b29a4b0
0x1609db870: 0x0000000000000000 0x00000001609db830
0x1609db880: 0x0000000000002d6f 0x0000000000002d6f
0x1609db890: 0x4000000004001003 0x00000001609db835
0x1609db8a0: 0x00000001609db865 0x00000001054d2723
0x1609db8b0: 0x00000001609db7a0 0x0000000000000000
0x1609db8c0: 0x4000000003005000 0x000000015b29a4b0
0x1609db8d0: 0x0000000000000010 0x00000001609db860
0x1609db8e0: 0x0000000000002d12 0x0000000000002d12
0x1609db8f0: 0x4000000003005000 0x000000015b29a4b0
0x1609db900: 0x0000000000000008 0x00000001609db8c0
0x1609db910: 0x0000000000002d6f 0x0000000000002d6f
0x1609db920: 0x4000000003005000 0x000000015b29a4b0
(gdb) p m->charpos
$186 = 0
(gdb)
--
Pieter van Oostrum
www: http://pieter.vanoostrum.org/
PGP key: [8DAE142BE17999C4]
next prev parent reply other threads:[~2020-03-10 16:36 UTC|newest]
Thread overview: 119+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-06 23:55 bug#39962: 27.0.90; Crash in Emacs 27.0.90 Pieter van Oostrum
2020-03-07 7:48 ` Eli Zaretskii
2020-03-07 8:40 ` Pieter van Oostrum
2020-03-07 8:41 ` Pieter van Oostrum
2020-03-07 10:51 ` Eli Zaretskii
2020-03-07 11:06 ` Pieter van Oostrum
2020-03-07 13:10 ` Eli Zaretskii
2020-03-07 15:06 ` Pieter van Oostrum
2020-03-07 15:17 ` Eli Zaretskii
2020-03-07 15:49 ` Pieter van Oostrum
2020-03-07 16:07 ` Eli Zaretskii
2020-03-07 17:21 ` Pieter van Oostrum
2020-03-07 18:01 ` Eli Zaretskii
2020-03-07 19:14 ` Pieter van Oostrum
2020-03-07 19:21 ` Eli Zaretskii
2020-03-07 22:07 ` Pieter van Oostrum
2020-03-09 4:00 ` Pip Cet
2020-03-08 7:42 ` Paul Eggert
2020-03-08 9:34 ` Pieter van Oostrum
2020-03-08 10:05 ` Paul Eggert
2020-03-08 21:37 ` Pieter van Oostrum
2020-03-08 21:58 ` Pieter van Oostrum
2020-03-08 22:34 ` Paul Eggert
2020-03-08 23:58 ` Pieter van Oostrum
2020-03-09 0:01 ` Paul Eggert
2020-03-09 13:26 ` Pieter van Oostrum
2020-03-09 17:10 ` Eli Zaretskii
2020-03-09 19:48 ` Pieter van Oostrum
2020-03-10 13:37 ` Pieter van Oostrum
2020-03-09 19:51 ` Paul Eggert
2020-03-09 21:32 ` Pieter van Oostrum
2020-03-10 10:52 ` Pieter van Oostrum
2020-03-10 14:19 ` Pip Cet
2020-03-10 16:36 ` Pieter van Oostrum [this message]
2020-03-11 14:32 ` Pip Cet
2020-03-11 15:16 ` Pieter van Oostrum
2020-03-11 15:43 ` Pip Cet
2020-03-11 15:51 ` Paul Eggert
2020-03-11 16:21 ` Eli Zaretskii
2020-03-11 17:52 ` Eli Zaretskii
2020-03-11 18:53 ` Pip Cet
2020-03-11 19:34 ` Eli Zaretskii
2020-03-12 10:32 ` Pip Cet
2020-03-12 15:23 ` Eli Zaretskii
2020-03-12 20:36 ` Pip Cet
2020-03-13 9:39 ` Eli Zaretskii
2020-03-13 13:56 ` Pip Cet
2020-03-13 16:30 ` Eli Zaretskii
2020-03-14 9:02 ` Pip Cet
2020-03-14 15:39 ` Pip Cet
2020-03-14 16:00 ` Paul Eggert
2020-03-14 16:15 ` Pip Cet
2020-03-14 16:57 ` Eli Zaretskii
2020-03-14 18:34 ` Pip Cet
2020-03-14 19:09 ` Paul Eggert
2020-03-14 20:10 ` Eli Zaretskii
2020-03-15 12:12 ` Pip Cet
2020-03-15 14:53 ` Eli Zaretskii
2020-03-15 12:09 ` Pip Cet
2020-03-15 14:50 ` Eli Zaretskii
2020-03-16 16:31 ` Stefan Monnier
2020-03-11 20:03 ` Pieter van Oostrum
2020-03-12 13:55 ` Pip Cet
2020-03-12 18:13 ` Pieter van Oostrum
2020-03-12 20:00 ` Pip Cet
2020-03-13 8:09 ` Eli Zaretskii
2020-03-13 8:39 ` Pip Cet
2020-03-13 9:19 ` Eli Zaretskii
2020-03-13 17:43 ` Pieter van Oostrum
2020-03-14 3:38 ` Richard Stallman
2020-03-14 8:37 ` Eli Zaretskii
2020-03-14 9:16 ` Pip Cet
2020-03-14 15:34 ` Pip Cet
2020-03-13 17:42 ` Pieter van Oostrum
2020-03-13 19:34 ` Eli Zaretskii
2020-03-13 21:35 ` Pieter van Oostrum
2020-03-14 8:08 ` Eli Zaretskii
2020-03-14 21:32 ` Pieter van Oostrum
2020-03-15 19:49 ` Pieter van Oostrum
2020-03-15 19:57 ` Eli Zaretskii
2020-03-15 23:26 ` Pieter van Oostrum
2020-03-16 10:44 ` Pieter van Oostrum
2020-03-16 15:07 ` Eli Zaretskii
2020-03-16 15:33 ` Pip Cet
2020-03-16 17:19 ` Pip Cet
2020-03-17 3:29 ` Pieter van Oostrum
2020-03-17 4:54 ` Pip Cet
2020-03-17 5:20 ` Pip Cet
2020-03-17 8:45 ` Pieter van Oostrum
2020-03-17 13:54 ` Pip Cet
2020-03-17 15:27 ` Pieter van Oostrum
2020-03-17 20:16 ` Pip Cet
2020-03-17 23:32 ` Pieter van Oostrum
2020-03-18 15:05 ` Eli Zaretskii
2020-03-19 13:23 ` Pieter van Oostrum
2020-03-19 13:57 ` Pip Cet
2020-03-21 21:22 ` Pieter van Oostrum
2020-03-22 14:21 ` Eli Zaretskii
2020-03-22 15:48 ` Pip Cet
2020-03-23 19:34 ` Pip Cet
2020-03-17 8:40 ` Pieter van Oostrum
2020-03-17 15:33 ` Eli Zaretskii
2020-03-17 20:59 ` Paul Eggert
2020-03-18 6:17 ` Pip Cet
2020-03-18 9:22 ` Robert Pluim
2020-03-18 11:38 ` Pieter van Oostrum
2020-03-18 11:57 ` Paul Eggert
2020-03-18 14:08 ` Pip Cet
2020-03-19 19:17 ` Pieter van Oostrum
2020-03-19 19:31 ` Pip Cet
2020-03-19 21:30 ` Pieter van Oostrum
2020-03-18 14:08 ` Eli Zaretskii
2020-03-16 18:36 ` Pieter van Oostrum
2020-03-13 7:58 ` Eli Zaretskii
2020-03-10 15:10 ` Eli Zaretskii
2020-03-10 18:23 ` Pieter van Oostrum
2020-03-11 8:22 ` Paul Eggert
2022-04-30 12:38 ` Lars Ingebrigtsen
2022-05-29 13:19 ` Lars Ingebrigtsen
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