kern/91881: panic at boot

[Silvia]

>Number:         91881
>Category:       kern
>Synopsis:       panic at boot
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Mon Jan 16 20:40:06 GMT 2006
>Closed-Date:
>Last-Modified:
>Originator:     Silvia
>Release:        6.0-RELEASE amd64
>Organization:
>Environment:
system don't start up, so it's not possible to type a command.
But here's some hardware information:
Board: Asus A8V-E Deluxe
CPU: Athlon64 3200+ Socket 939
RAM: 2*512MB Samsung
Graphics: ATI Radeon X300 PCIe
Drives: IBM DTTA-351010 as master on IDE0, NEC DVD-RW ND3500 as master on IDE1
>Description:
After installation from CDROM onto the disk, the following error message appears while booting:

--------------------------------------------------------------------
ad0: setting PIO4 on VIA 8237 chip
ad0: setting UDMA33 on VIA 8237 chip
ad0: 9671 MB <IBM DTTA-351010 T560A73A> at ata0-master UDMA33


Fatal trap 18: integer divide fault while in kernel mode
instruction pointer    = 0x8:0xffffffff802208d9
stack pointer          = 0x10:0xffffffff80976b40
frame pointer          = 0x10:0x1
code segment           = base 0x0, limit 0xfffff, type 0x1b
                       = DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags       = interrupt enabled, resume, IOPL = 0
current process        = 0 (swapper)
trap number            = 18
panic: integer divide fault
Uptime: 1s

--------------------------------------------------------------------

The booting from CDROM is ok. What is the difference between the drivers on CDROM and the ones installed?

>How-To-Repeat:
Its every time while booting a newly installed system. I tried to install on another disk there's he same problem.
>Fix:
              
>Release-Note:
>Audit-Trail:
>Unformatted: