Bugcheck error

Any help with this would be appreciated. Being trying to figure this for awhile

Microsoft (R) Windows Debugger Version 6.6.0007.5
Copyright (c) Microsoft Corporation. All rights reserved.


Loading Dump File [H:\Symbol\MEMORY.DMP]
Kernel Summary Dump File: Only kernel address space is available

Symbol search path is: SRV*H:\Symbol*http://msdl.microsoft.com/download/symbols
Executable search path is:
Windows 2000 Kernel Version 2195 (Service Pack 4) MP (2 procs) Free x86 compatible
Product: Server
Kernel base = 0x80400000 PsLoadedModuleList = 0x80485b00
Debug session time: Thu Mar 22 10:51:56.000 2007 (GMT+8)
System Uptime: 0 days 1:00:48.750
Loading Kernel Symbols
.....................Page 9d75 not present in the dump file. Type ".hh dbgerr004" for details
..................................................................................
Loading User Symbols

Loading unloaded module list
..........
*******************************************************************************
* *
* Bugcheck Analysis *
* *
*******************************************************************************

Use !analyze -v to get detailed debugging information.

BugCheck 1E, {c0000005, f669946f, 1, 0}

*** ERROR: Module load completed but symbols could not be loaded for otman5.sys
Probably caused by : disk.sys ( disk!DiskDeviceControl+10ba )

Followup: MachineOwner
---------

0: kd> !analyze -v
*******************************************************************************
* *
* Bugcheck Analysis *
* *
*******************************************************************************

KMODE_EXCEPTION_NOT_HANDLED (1e)
This is a very common bugcheck. Usually the exception address pinpoints
the driver/function that caused the problem. Always note this address
as well as the link date of the driver/image that contains this address.
Arguments:
Arg1: c0000005, The exception code that was not handled
Arg2: f669946f, The address that the exception occurred at
Arg3: 00000001, Parameter 0 of the exception
Arg4: 00000000, Parameter 1 of the exception

Debugging Details:
------------------


EXCEPTION_CODE: (NTSTATUS) 0xc0000005 - The instruction at "0x%08lx" referenced memory at "0x%08lx ". The memory could not be "%s ".

FAULTING_IP:
disk!DiskDeviceControl+10ba
f669946f c70001000000 mov dword ptr [eax],1

EXCEPTION_PARAMETER1: 00000001

EXCEPTION_PARAMETER2: 00000000

WRITE_ADDRESS: 00000000

DEFAULT_BUCKET_ID: DRIVER_FAULT

BUGCHECK_STR: 0x1E

PROCESS_NAME: System

EXCEPTION_RECORD: f685b84c -- (.exr fffffffff685b84c)
ExceptionAddress: f669946f (disk!DiskDeviceControl+0x000010ba)
ExceptionCode: c0000005 (Access violation)
ExceptionFlags: 00000000
NumberParameters: 2
Parameter[0]: 00000001
Parameter[1]: 00000000
Attempt to write to address 00000000

CONTEXT: f685b4a4 -- (.cxr fffffffff685b4a4)
eax=00000000 ebx=88ba0e68 ecx=00000000 edx=00000000 esi=88ef30e8 edi=00000000
eip=f669946f esp=f685b914 ebp=f685b900 iopl=0 nv up ei pl zr na pe nc
cs=0008 ss=0010 ds=0023 es=0023 fs=0030 gs=0000 efl=00010246
disk!DiskDeviceControl+0x10ba:
f669946f c70001000000 mov dword ptr [eax],1 ds:0023:00000000=????????
Resetting default scope

LAST_CONTROL_TRANSFER: from f642216e to f669946f

STACK_TEXT:
f685b968 f642216e 88ef3030 88ba0e00 88ef3030 disk!DiskDeviceControl+0x10ba
f685b980 8041eec9 88ef3030 88ba0e68 88ef3ee0 CLASSPNP!ClassAsynchronousCompletion+0x48
f685b994 f6819d80 88ef3ee0 88ba0e68 88ba0e68 nt!IopfCallDriver+0x35
f685b9b8 8041eec9 88ef3f98 88ba0e68 88ef3ce0 PartMgr!PmDeviceControl+0x8c
f685b9cc f69006f4 88ef3ce0 88ba0e68 00000000 nt!IopfCallDriver+0x35
f685b9f4 8041eec9 88ef3ce0 88ba0e68 88ef3740 Diskperf!DiskPerfDeviceControl+0x186
f685ba08 bff19f42 88ba0f44 88ba0f68 88ba0f44 nt!IopfCallDriver+0x35
WARNING: Stack unwind information not available. Following frames may be wrong.
f685ba2c bff14914 88ef3740 88ba0e68 002d1100 otman5+0xbf42
f685baf8 bff12d35 88ef3740 88ba0e68 00000001 otman5+0x6914
f685bb10 8041eec9 88ef3740 88ba0e68 8042cbe0 otman5+0x4d35
f685bb24 f6424846 86bdc448 88ef3030 89063da0 nt!IopfCallDriver+0x35
f685bd68 80421619 88ef3030 88ef3740 80478cfc CLASSPNP!GlobalPrintBufferSize+0x8c6
f685bd78 80417b47 86bdc448 00000000 00000000 nt!IopProcessWorkItem+0xf
f685bda8 80457838 86bdc448 00000000 00000000 nt!ExpWorkerThread+0xaf
f685bddc 8046c8e6 80417a98 00000001 00000000 nt!PspSystemThreadStartup+0x54
00000000 00000000 00000000 00000000 00000000 nt!KiThreadStartup+0x16


FOLLOWUP_IP:
disk!DiskDeviceControl+10ba
f669946f c70001000000 mov dword ptr [eax],1

SYMBOL_STACK_INDEX: 0

FOLLOWUP_NAME: MachineOwner

MODULE_NAME: disk

IMAGE_NAME: disk.sys

DEBUG_FLR_IMAGE_TIMESTAMP: 3e25b9c9

SYMBOL_NAME: disk!DiskDeviceControl+10ba

STACK_COMMAND: .cxr 0xfffffffff685b4a4 ; kb

FAILURE_BUCKET_ID: 0x1E_W_disk!DiskDeviceControl+10ba

BUCKET_ID: 0x1E_W_disk!DiskDeviceControl+10ba

Followup: MachineOwner

 

Refer the following problem.
http://www.windowsbbs.com/showthread.php?t=48569