Package: emacs;
Reported by: Markus Triska <markus.triska <at> gmx.at>
Date: Wed, 19 Nov 2008 00:50:03 UTC
Severity: normal
Merged with 1380
Done: Chong Yidong <cyd <at> stupidchicken.com>
Bug is archived. No further changes may be made.
View this message in rfc822 format
From: Markus Triska <markus.triska <at> gmx.at> To: emacs-pretest-bug <at> gnu.org Subject: bug#1371: 23.0.60; Crash in print_object Date: Wed, 19 Nov 2008 01:40:21 +0100 (CET)
With crash9.txt from
http://www.logic.at/prolog/crash9.txt
"$ emacs -Q crash9.txt" results in a crash with this backtrace:
mt-computer:~ mt$ gdb emacs
GNU gdb 6.3.50-20050815 (Apple version gdb-573) (Fri Oct 20 15:50:43 GMT 2006)
Copyright 2004 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB. Type "show warranty" for details.
This GDB was configured as "i386-apple-darwin"...Reading symbols for shared libraries .................................... done
(gdb) r -Q crash9.txt
Starting program: /usr/local/bin/emacs -Q crash9.txt
Reading symbols for shared libraries ....................................................................+++..+.++.+..++.+.+++++++++++++.++++.....+++ done
Reading symbols for shared libraries . done
Program received signal EXC_BAD_ACCESS, Could not access memory.
Reason: KERN_PROTECTION_FAILURE at address: 0x00000004
0x0016c12e in print_object (obj=1, printcharfun=58721337, escapeflag=1) at print.c:1731
1731 register unsigned char *p = SDATA (SYMBOL_NAME (obj));
(gdb) bt
#0 0x0016c12e in print_object (obj=1, printcharfun=58721337, escapeflag=1) at print.c:1731
#1 0x0016f403 in Fprin1 (object=1, printcharfun=58721337) at print.c:750
#2 0x0016fa64 in print_error_message (data=40328069, stream=58721337, context=0xbffff62e "", caller=58832209) at print.c:1105
#3 0x000e9516 in cmd_error_internal (data=40328069, context=0xbffff62e "") at keyboard.c:1283
#4 0x000e964c in cmd_error (data=40328069) at keyboard.c:1222
#5 0x001503d4 in internal_condition_case (bfun=0xe2908 <top_level_2>, handlers=58760953, hfun=0xe956d <cmd_error>) at eval.c:1501
#6 0x000e296c in top_level_1 () at keyboard.c:1355
#7 0x00150072 in internal_catch (tag=58757025, func=0xe292a <top_level_1>, arg=58721289) at eval.c:1247
#8 0x000e2687 in command_loop () at keyboard.c:1310
#9 0x000e2757 in recursive_edit_1 () at keyboard.c:942
#10 0x000e289f in Frecursive_edit () at keyboard.c:1004
#11 0x000e16f4 in main (argc=3, argv=0xbffffa04) at emacs.c:1777
(gdb) bt full
#0 0x0016c12e in print_object (obj=1, printcharfun=58721337, escapeflag=1) at print.c:1731
end = (unsigned char *) 0x0
c = 0
i_byte = 224
confusing = 58828968
p = (unsigned char *) 0x1 <Address 0x1 out of bounds>
size_byte = 1085932
buf = "\002\000\000\000\000\000\000\000u?\001\000??3\000?I\023\002??????\001\000\001\000\000\0009\004?\003\001\000\000"
#1 0x0016f403 in Fprin1 (object=1, printcharfun=58721337) at print.c:750
old = (struct buffer *) 0x3101678
old_point = -1
start_point = -1
old_point_byte = -1
start_point_byte = -1
free_print_buffer = 0
multibyte = 1
#2 0x0016fa64 in print_error_message (data=40328069, stream=58721337, context=0xbffff62e "", caller=58832209) at print.c:1105
obj = 1491231
errname = 58761001
errmsg = 58803451
file_error = 58721289
tail = 40328040
i = 1
data = 1
context = 0x16c11f "????????????????G\004?????\b????P\f?p\004??\017?g\t"
caller = 40328040
#3 0x000e9516 in cmd_error_internal (data=40328069, context=0xbffff62e "") at keyboard.c:1283
No locals.
#4 0x000e964c in cmd_error (data=40328069) at keyboard.c:1222
old_level = 58721289
old_length = 58721289
macroerror = "\000?\000\000\000\000\000\0004\000\t\004?\003?(?\004?\026\000?\020\030\020\001`H?\024)\016\000094\000`84\000x???$)\016"
data = 1491231
#5 0x001503d4 in internal_condition_case (bfun=0xe2908 <top_level_2>, handlers=58760953, hfun=0xe956d <cmd_error>) at eval.c:1501
val = 1
c = {
tag = 58721289,
val = 40328069,
next = 0xbffff77c,
gcpro = 0x0,
jmp = {-1073806465, -1881124082, 8096, 1377071, -1880799136, 1610981, 3401152, 3378832, -1073744072, -1073744256, 31, 658, 1377220, 1310743, 3342367, 3342367, -1073807360, -1881079753},
backlist = 0x0,
handlerlist = 0x0,
lisp_eval_depth = 0,
pdlcount = 2,
poll_suppress_count = 1,
interrupt_input_blocked = 0,
byte_stack = 0x0
}
h = {
handler = 58760953,
var = 58721289,
chosen_clause = 58721337,
tag = 0xbffff698,
next = 0x0
}
#6 0x000e296c in top_level_1 () at keyboard.c:1355
No locals.
#7 0x00150072 in internal_catch (tag=58757025, func=0xe292a <top_level_1>, arg=58721289) at eval.c:1247
c = {
tag = 58757025,
val = 58721289,
next = 0x0,
gcpro = 0x0,
jmp = {895, 15, 8096, 1376214, 2, 18199, 3401152, 3378832, -1073743880, -1073744032, 58851359, 662, 1376357, 58851351, 58851359, 58720287, 51380224, 55},
backlist = 0x0,
handlerlist = 0x0,
lisp_eval_depth = 0,
pdlcount = 2,
poll_suppress_count = 1,
interrupt_input_blocked = 0,
byte_stack = 0x0
}
tag = 1491231
#8 0x000e2687 in command_loop () at keyboard.c:1310
val = 1491231
#9 0x000e2757 in recursive_edit_1 () at keyboard.c:942
val = 0
#10 0x000e289f in Frecursive_edit () at keyboard.c:1004
buffer = 58721289
#11 0x000e16f4 in main (argc=3, argv=0xbffffa04) at emacs.c:1777
dummy = 0
stack_bottom_variable = 0 '\0'
do_initial_setlocale = 1
skip_args = 0
rlim = {
rlim_cur = 8388608,
rlim_max = 67108864
}
no_loadup = 0
junk = 0x0
dname_arg = 0x0
(gdb)
In GNU Emacs 23.0.60.2 (i386-apple-darwin8.11.1, GTK+ Version 2.12.9)
of 2008-11-05 on mt-computer.local
Windowing system distributor `The XFree86 Project, Inc', version 11.0.40400000
Important settings:
value of $LC_ALL: nil
value of $LC_COLLATE: nil
value of $LC_CTYPE: nil
value of $LC_MESSAGES: nil
value of $LC_MONETARY: nil
value of $LC_NUMERIC: nil
value of $LC_TIME: nil
value of $LANG: en_GB.UTF-8
value of $XMODIFIERS: nil
locale-coding-system: nil
default-enable-multibyte-characters: t
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