Re: emacs crash

[ET]

> ET <eli@beach.weizmann.ac.il> writes:
> > this is an emacs crash that requires my .emacs file etc, but it is
> > reproducible, so I can run emacs under gdb to investigate this.  I
> > have done the most trivial things here using gdb:
> > where/backgrace/xbacktrace.  I will be glad to do more, but I will
> > need PRECISE instructions on what gdb commands to use.
> 
> I couldn't reproduce that bug.  Please tell us the output of
> the following gdb commands?
> 
> > #0  0x08083109 in decode_coding_iso2022 (coding=0xbffe58b0, 
> >     source=0xbffe5b50 " other pressing environmental\nproblems requires a 
> > wealth of information that is difficult to measure\ndirectly.  Chief among 
> > these is data related to ocean currents and the\nexchange of heat between 
> > the"..., 
> 
> (gdb) p coding->symbol
> (gdb) pr
> (gdb) up 2
> 
> > #2  0x08151752 in Fcall_process (nargs=6, args=0xbffe9be4) at callproc.c:792
> 
> (gdb) p args[0]
> (gdb) pr
> (gdb) p args[1]
> (gdb) pr
> (gdb) p args[5]
> (gdb) pr
> (gdb) p args[6]
> (gdb) pr
> 
> ---
> Ken'ichi HANDA
> handa@etl.go.jp

/eli@beach:/usr/local/emacs-21.1/src% gdb emacs
GNU gdb Red Hat Linux 7.x (5.0rh-15) (MI_OUT)
Copyright 2001 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-redhat-linux"...
DISPLAY = :0
TERM = dumb
Breakpoint 1 at 0x80cf522: file emacs.c, line 387.
Breakpoint 2 at 0x80b5550: file xterm.c, line 12015.
(gdb) run
Starting program: /usr/local/emacs-21.1/src/emacs -geometry 80x40+0+0

Program received signal SIGSEGV, Segmentation fault.
0x08083109 in decode_coding_iso2022 (coding=0xbffe58a0, 
    source=0xbffe5b40 " other pressing environmental\nproblems requires a 
wealth of information that is difficult to measure\ndirectly.  Chief among 
these is data related to ocean currents and the\nexchange of heat between 
the"..., 
    destination=0x847e7d8 " other pressing environmental\nproblems requires a 
wealth of information that is difficult to measure\ndirectly.  Chief among 
these is data related to ocean currents and the\nexchange of heat between 
the"..., 
    src_bytes=16384, dst_bytes=33024) at coding.c:1955
1955                  DECODE_COMPOSITION_END (c1);
(gdb) p coding->symbol
$1 = 405338604
(gdb) pr
iso-2022-7bit-lock-unix
(gdb) up 2
#2  0x08151752 in Fcall_process (nargs=6, args=0xbffe9bd4) at callproc.c:792
792                     decode_coding (&process_coding, bufptr, decoding_buf,
(gdb) p args[0]
$2 = 943752964
(gdb) pr
"sh"
(gdb) p args[1]
$3 = 947693412
(gdb) pr
"/home/eli/etc/Mail_files.Old/.record_19910408.gz"
(gdb) p args[5]
$4 = 947704068
(gdb)  pr
"gzip -c -q -d 2> /tmp/jka-com6945Zh0 "
(gdb) p args[6]
$5 = 944699668
(gdb) pr
"%s %s 2> %s %s"
(gdb) quit
The program is running.  Exit anyway? (y or n) y
/eli@beach:/usr/local/emacs-21.1/src%