Subject: bin/26595: fdisk geometory translation failure
To: None <>
From: None <>
List: netbsd-bugs
Date: 08/09/2004 01:02:30
>Number:         26595
>Category:       bin
>Synopsis:       fdisk geometory translation failure
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    bin-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Sun Aug 08 16:03:00 UTC 2004
>Originator:     HATANO Hiromichi
>Release:        NetBSD 2.0_BETA
System: NetBSD 2.0_BETA NetBSD 2.0_BETA (COBALT) #0: Wed Aug 4 09:14:09 JST 2004 cobalt
Architecture: mipsel
Machine: cobalt
     $NetBSD: crt0.c,v 1.16 2000/06/14 06:49:00 cgd Exp $
     $NetBSD: fdisk.c,v 1.81 2004/07/30 23:42:29 dbj Exp $
         -lutil.7 => /lib/
         -lc.12 => /lib/
wd0 at atabus0 drive 0: <TOSHIBA MK1214GAP>
wd0: drive supports 16-sector PIO transfers, LBA addressing
wd0: 11513 MB, 23392 cyl, 16 head, 63 sec, 512 bytes/sect x 23579136 sectors
wd0: 32-bit data port
wd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 4 (Ultra/66)
wd0(viaide0:0:0): using PIO mode 4, Ultra-DMA mode 2 (Ultra/33) (using DMA data\
fdisk make core by zero div
# gdb obj/fdisk
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This GDB was configured as "mipsel--netbsd"...
(gdb) r
Starting program: /var/obj/sbin/fdisk/fdisk

Program received signal SIGTRAP, Trace/breakpoint trap.
0x00405260 in intuit_translated_geometry () at /usr/src/sbin/fdisk/fdisk.c:1392
1392                                    xsectors = a1 / (c1 * xheads + h1);
(gdb) bt
#0  0x00405260 in intuit_translated_geometry ()
    at /usr/src/sbin/fdisk/fdisk.c:1392
#1  0x00402974 in main (argc=0, argv=0x7fffeb50)
    at /usr/src/sbin/fdisk/fdisk.c:501
(gdb) p c1
$1 = 0
(gdb) p xheads
$2 = 0
(gdb) p h1
$3 = 0
(gdb) p a1
$4 = 4294967295
(gdb) p xsectors
$5 = -1
(gdb) quit
The program is running.  Exit anyway? (y or n) y
fdisk always core dumped