Subject: Re: sun3x coredumps not recognizable
To: None <jeremy@broder.com>
From: Makoto Fujiwara <makoto@komekome.bay.prug.or.jp>
List: port-sun3
Date: 08/25/1997 22:19:33
                                     Mon Aug 25 22:10:17 1997

In the mail on Date: Tue, 12 Aug 1997 14:14:43 -0700 (PDT),

jeremy> Yes, you are viewing an annoying and unresolved bug with the sun3x port.
......
jeremy> something linked to the stack.  Strangely enough, if you can get the core
jeremy> dump to happen over NFS, gdb will accept the file (supposedly.)

----------------------
I happened to have grep core dumped on NFS, but still the core is bad.

Just for your information,
Makoto Fujiwara

----------------------
makoto@tateyama  22:06:20/970825(~)> grep lang  .emacs
Segmentation fault (core dumped)

makoto@tateyama  22:06:29/970825(~)> which grep
/usr/bin/grep

makoto@tateyama  22:06:54/970825(~)>  ls -lt | head -2
total 10202
-rw-------    1 makoto  100        180568 Aug 25 22:06 grep.core

makoto@tateyama  22:08:04/970825(~)> gdb /usr/bin/grep grep.core
GDB is free software and you are welcome to 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.
GDB 4.11 (m68k-netbsd), Copyright 1993 Free Software Foundation, Inc...
(no debugging symbols found)...

"/a/tatsumi/export/home/makoto/grep.core" is not a core dump: File format not recognized
(gdb) quit
makoto@tateyama  22:16:13/970825(~)> hexdump grep.core | head -30
0000000 0087 0147 0038 000c 0000 0009 6772 6570
0000010 0000 0000 0000 0000 0000 0000 0000 0000
0000020 000b 0832 7665 0000 00b4 0000 e000 0000
0000030 2000 0000 2000 6772 0832 7661 0802 2156
0000040 0802 8080 0000 eb24 0001 045c 0801 a060
0000050 f7ff f5c4 f7ff f5b8 0000 0000 0801 0512
0000060 7fff 0000 ffff ffff ffff ffff 7fff 0000
0000070 ffff ffff ffff ffff 7fff 0000 ffff ffff
0000080 ffff ffff 7fff 0000 ffff ffff ffff ffff
0000090 7fff 0000 ffff ffff ffff ffff 7fff 0000
00000a0 ffff ffff ffff ffff 7fff 0000 ffff ffff
00000b0 ffff ffff 7fff 0000 ffff ffff ffff ffff
00000c0 0000 0000 0000 0000 0000 0000 0000 0000
*
00000f0 0000 0000 0000 0000 0887 0148 0001 0000
0000100 0000 2000 0000 0008 0001 0010 0001 0028
0000110 0000 0000 0000 0000 0000 0000 0000 0000
*
0000130 0000 eb14 0000 0000 0001 0060 0001 0064
0000140 0000 dab4 0000 dbe4 0000 df74 0000 0000
0000150 0000 001c 0000 e684 0000 0490 0000 e000
0000160 0000 0118 0001 0000 60ff ffff fffe 0000
0000170 61ff ffff fff6 0000 61ff ffff ffee 0001
0000180 61ff ffff ffe6 0002 61ff ffff ffde 0003
0000190 61ff ffff ffd6 0004 61ff ffff ffce 0005
00001a0 61ff ffff ffc6 0006 61ff ffff ffbe 0007
00001b0 61ff ffff ffb6 0008 61ff ffff ffae 0009
00001c0 61ff ffff ffa6 000a 61ff ffff ff9e 000b
00001d0 61ff ffff ff96 000c 61ff ffff ff8e 000d
00001e0 61ff ffff ff86 0011 61ff ffff ff7e 0012
makoto@tateyama  22:16:22/970825(~)> 

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(藤原)