Ecran bleu et pc rebbot sous windows7

Bonjour, j'aurais besoin de votre aide pour decoder mon fichier minidump. Mon pc atteint un ecran bleu et redemarre. jai lis sur les forum et jai reussi a ouvrir mon fichier minidump. Quelqu'un peu me dire ce qui se passe ou quoi faire avec les infos que j'ai obtenu. Merci a l'avance ;)

voici le rapport:

Loading Dump File [C:\Windows\Minidump\minidump.dmp]
Mini Kernel Dump File: Only registers and stack trace are available

Symbol search path is: srv*c:\symbols*http://msdl.microsoft.com/download/symbols
Executable search path is: c:\debug\debuggers
Windows 7 Kernel Version 7600 MP (2 procs) Free x64
Product: WinNt, suite: TerminalServer SingleUserTS Personal
Built by: 7600.16385.amd64fre.win7_rtm.090713-1255
Machine Name:
Kernel base = 0xfffff800'02a1b000 PsLoadedModuleList = 0xfffff800'02c58e50
Debug session time: Fri Mar 26 21:00:28.985 2010 (UTC - 4:00)
System Uptime: 2 days 10:59:32.764
Loading Kernel Symbols
...............................................................
................................................................
.................................
Loading User Symbols
Loading unloaded module list
..............
*******************************************************************************
* *
* Bugcheck Analysis *
* *
*******************************************************************************

Use !analyze -v to get detailed debugging information.

BugCheck 34, {50830, fffff88002fc4718, fffff88002fc3f70, fffff80002ab0112}

Probably caused by : ntkrnlmp.exe ( nt!ObDereferenceObjectDeferDeleteWithTag+1e )

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

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

CACHE_MANAGER (34)
See the comment for FAT_FILE_SYSTEM (0x23)
Arguments:
Arg1: 0000000000050830
Arg2: fffff88002fc4718
Arg3: fffff88002fc3f70
Arg4: fffff80002ab0112

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

EXCEPTION_RECORD: fffff88002fc4718 -- (.exr 0xfffff88002fc4718)
ExceptionAddress: fffff80002ab0112 (nt!ObDereferenceObjectDeferDeleteWithTag+0x000000000000001e)
ExceptionCode: c0000005 (Access violation)
ExceptionFlags: 00000000
NumberParameters: 2
Parameter[0]: 0000000000000000
Parameter[1]: ffffffffffffffff
Attempt to read from address ffffffffffffffff

CONTEXT: fffff88002fc3f70 -- (.cxr 0xfffff88002fc3f70)
rax=ffffffffffffffff rbx=fffffa8001af6940 rcx=ffff008008237e20
rdx=00000000746c6644 rsi=0000000000000000 rdi=ffff008008237e20
rip=fffff80002ab0112 rsp=fffff88002fc4950 rbp=fffffa8004eb4440
r8=0000000000000000 r9=0000000000000000 r10=0000058000000000
r11=00000000c0000434 r12=0000000000000002 r13=0000000000000000
r14=fffffa80081a5ab0 r15=fffffa800075b670
iopl=0 nv up ei ng nz na po nc
cs=0010 ss=0018 ds=002b es=002b fs=0053 gs=002b efl=00010286
nt!ObDereferenceObjectDeferDeleteWithTag+0x1e:
fffff800'02ab0112 f0480fc147d0 lock xadd qword ptr [rdi-30h],rax ds:002b:ffff0080'08237df0=????????????????
Resetting default scope

DEFAULT_BUCKET_ID: VISTA_DRIVER_FAULT

PROCESS_NAME: System

CURRENT_IRQL: 0

ERROR_CODE: (NTSTATUS) 0xc0000005 - L

EXCEPTION_CODE: (NTSTATUS) 0xc0000005 - L

EXCEPTION_PARAMETER1: 0000000000000000

EXCEPTION_PARAMETER2: ffffffffffffffff

READ_ADDRESS: GetPointerFromAddress: unable to read from fffff80002cc30e0
ffffffffffffffff

FOLLOWUP_IP:
nt!ObDereferenceObjectDeferDeleteWithTag+1e
fffff800'02ab0112 f0480fc147d0 lock xadd qword ptr [rdi-30h],rax

FAULTING_IP:
nt!ObDereferenceObjectDeferDeleteWithTag+1e
fffff800'02ab0112 f0480fc147d0 lock xadd qword ptr [rdi-30h],rax

BUGCHECK_STR: 0x34

LAST_CONTROL_TRANSFER: from fffff80002a7e0f4 to fffff80002ab0112

STACK_TEXT:
fffff880'02fc4950 fffff800'02a7e0f4 : fffffa80'01af6940 fffffa80'00000009 00000000'00000400 fffff800'02c05e00 : nt!ObDereferenceObjectDeferDeleteWithTag+0x1e
fffff880'02fc4990 fffff800'02a32db4 : fffffa80'04eb4440 00000000'00000000 00000000'00000000 fffffa80'03b65680 : nt!MiWaitForInPageComplete+0x4e4
fffff880'02fc4a70 fffff800'02a32b5a : 00000000'00000000 00000000'00000000 fffff800'02c305a0 00000000'00000000 : nt!MiPfCompletePrefetchIos+0x54
fffff880'02fc4aa0 fffff800'02a3dab5 : fffffa80'03b65680 00000000'343c3000 00000000'343c3000 fffff800'02c305a0 : nt!MmWaitForCacheManagerPrefetch+0x1e
fffff880'02fc4ad0 fffff800'02a80db6 : fffffa80'08c36960 fffffa80'03b60000 fffffa80'00000005 fffffa80'042a2050 : nt!CcPerformReadAhead+0x341
fffff880'02fc4c00 fffff800'02a9a161 : fffffa80'03b6e190 fffff800'02a80b98 fffff800'02c92150 00000000'00000002 : nt!CcWorkerThread+0x21e
fffff880'02fc4cb0 fffff800'02d30166 : 00000000'00000000 fffffa80'03b65680 00000000'00000080 fffffa80'03b4f040 : nt!ExpWorkerThread+0x111
fffff880'02fc4d40 fffff800'02a6b486 : fffff880'009e5180 fffffa80'03b65680 fffff880'009eff40 00000000'00000000 : nt!PspSystemThreadStartup+0x5a
fffff880'02fc4d80 00000000'00000000 : fffff880'02fc5000 fffff880'02fbf000 fffff880'02fc46e0 00000000'00000000 : nt!KxStartSystemThread+0x16

SYMBOL_STACK_INDEX: 0

SYMBOL_NAME: nt!ObDereferenceObjectDeferDeleteWithTag+1e

FOLLOWUP_NAME: MachineOwner

MODULE_NAME: nt

IMAGE_NAME: ntkrnlmp.exe

DEBUG_FLR_IMAGE_TIMESTAMP: 4a5bc600

STACK_COMMAND: .cxr 0xfffff88002fc3f70 ; kb

FAILURE_BUCKET_ID: X64_0x34_nt!ObDereferenceObjectDeferDeleteWithTag+1e

BUCKET_ID: X64_0x34_nt!ObDereferenceObjectDeferDeleteWithTag+1e

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

0: kd> lmvm nt
start end module name
fffff800'02a1b000 fffff800'02ff8000 nt (pdb symbols) c:\symbols\ntkrnlmp.pdb\F8E2A8B5C9B74BF4A6E4A48F180099942\ntkrnlmp.pdb
Loaded symbol image file: ntkrnlmp.exe
Mapped memory image file: c:\symbols\ntkrnlmp.exe\4A5BC6005dd000\ntkrnlmp.exe
Image path: ntkrnlmp.exe
Image name: ntkrnlmp.exe
Timestamp: Mon Jul 13 19:40:48 2009 (4A5BC600)
CheckSum: 0054B487
ImageSize: 005DD000
File version: 6.1.7600.16385
Product version: 6.1.7600.16385
File flags: 0 (Mask 3F)
File OS: 40004 NT Win32
File type: 1.0 App
File date: 00000000.00000000
Translations: 0409.04b0
CompanyName: Microsoft Corporation
ProductName: Microsoft® Windows® Operating System
InternalName: ntkrnlmp.exe
OriginalFilename: ntkrnlmp.exe
ProductVersion: 6.1.7600.16385
FileVersion: 6.1.7600.16385 (win7_rtm.090713-1255)
FileDescription: NT Kernel & System
LegalCopyright: © Microsoft Corporation. All rights reserved.