BSOD - Minidump help?

Microsoft ® Windows Debugger Version 6.11.0001.404 X86
Copyright © Microsoft Corporation. All rights reserved.


Loading Dump File [c:\windows\minidump\minidump.dmp]
Mini Kernel Dump File: Only registers and stack trace are available

WARNING: Inaccessible path: 'c:\windows\i386'
Symbol search path is: srv*c:\symbols*http://msdl.microsoft.com/download/symbols
Executable search path is: c:\windows\i386
[SIZE="4"]Windows 7[/SIZE] Kernel Version 7600 MP (4 procs) Free x86 compatible
Product: WinNt, suite: TerminalServer SingleUserTS Personal
Built by: 7600.16385.x86fre.win7_rtm.090713-1255
Machine Name:
Kernel base = 0x82c3a000 PsLoadedModuleList = 0x82d82810
Debug session time: Wed Dec 30 02:16:29.150 2009 (GMT+1)
System Uptime: 1 days 14:24:58.007
Loading Kernel Symbols
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Loading User Symbols
Loading unloaded module list
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1: kd> !analyze -show
Unknown bugcheck code (0)
Unknown bugcheck description
Arguments:
Arg1: 00000000
Arg2: 00000000
Arg3: 00000000
Arg4: 00000000
1: kd> !analyze -v
************************************************** *****************************
* *
* Bugcheck Analysis *
* *
************************************************** *****************************

MEMORY_MANAGEMENT (1a)
# Any other values for parameter 1 must be individually examined.
Arguments:
Arg1: 00041284, A PTE or the working set list is corrupt.
Arg2: 0b5ce001
Arg3: 00000000
Arg4: c0802000

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


BUGCHECK_STR: 0x1a_41284

DEFAULT_BUCKET_ID: [SIZE="4"]VISTA_DRIVER_FAULT[/SIZE]

PROCESS_NAME: explorer.exe

CURRENT_IRQL: 0

LAST_CONTROL_TRANSFER: from 82cb0806 to 82d16d10

STACK_TEXT:
ae553bc4 82cb0806 0000001a 00041284 0b5ce001 nt!KeBugCheckEx+0x1e
ae553bec 82c61a52 c0c2e738 84bfb54d 07622100 nt!MiLocateWsle+0xc1
ae553c78 82eb3147 85f610f0 88719280 84bfb421 nt!MiGetWorkingSetInfoList+0x686
ae553d14 82c7d42a 00000770 00000000 00000004 nt!NtQueryVirtualMemory+0x144
ae553d14 76e064f4 00000770 00000000 00000004 nt!KiFastCallEntry+0x12a
WARNING: Frame IP not in any known module. Following frames may be wrong.
0123ed34 00000000 00000000 00000000 00000000 0x76e064f4


STACK_COMMAND: kb

FOLLOWUP_IP:
nt!MiLocateWsle+c1
82cb0806 cc int 3

SYMBOL_STACK_INDEX: 1

SYMBOL_NAME: nt!MiLocateWsle+c1

FOLLOWUP_NAME: MachineOwner

MODULE_NAME: nt

DEBUG_FLR_IMAGE_TIMESTAMP: 4a5bc007

IMAGE_NAME: [SIZE="4"]memory_corruption[/SIZE]

FAILURE_BUCKET_ID: 0x1a_41284_nt!MiLocateWsle+c1

BUCKET_ID: 0x1a_41284_nt!MiLocateWsle+c1

Followup: MachineOwner

Have you lately Installed any old Vista drivers on your Windows7 PC (or any drivers for anything (graphics / sound card) lately)?