Windows 7: Windows 7 crash

Microsoft (R) Windows Debugger Version 6.11.0001.404 X86
Copyright (c) Microsoft Corporation. All rights reserved.


Loading Dump File [C:\Users\K\Desktop\031211-21200-01.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;srv*e:\symbols
*http://msdl.microsoft.com/download/symbols
Executable search path is: 
Windows 7 Kernel Version 7601 (Service Pack 1) MP (4 procs) Free x64
Product: WinNt, suite: TerminalServer SingleUserTS
Built by: 7601.17514.amd64fre.win7sp1_rtm.101119-1850
Machine Name:
Kernel base = 0xfffff800`0325c000 PsLoadedModuleList = 0xfffff800`034a1e90
Debug session time: Sat Mar 12 05:18:04.501 2011 (GMT-4)
System Uptime: 0 days 0:09:59.280
Loading Kernel Symbols
.

Press ctrl-c (cdb, kd, ntsd) or ctrl-break (windbg) to abort symbol loads that take too long.
Run !sym noisy before .reload to track down problems loading symbols.

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

Use !analyze -v to get detailed debugging information.

BugCheck F4, {3, fffffa8006a42b30, fffffa8006a42e10, fffff800035dfdb0}

Probably caused by : csrss.exe

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

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

CRITICAL_OBJECT_TERMINATION (f4)
A process or thread crucial to system operation has unexpectedly exited or been
terminated.
Several processes and threads are necessary for the operation of the
system; when they are terminated (for any reason), the system can no
longer function.
Arguments:
Arg1: 0000000000000003, Process
Arg2: fffffa8006a42b30, Terminating object
Arg3: fffffa8006a42e10, Process image file name
Arg4: fffff800035dfdb0, Explanatory message (ascii)

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


PROCESS_OBJECT: fffffa8006a42b30

IMAGE_NAME:  csrss.exe

DEBUG_FLR_IMAGE_TIMESTAMP:  0

MODULE_NAME: csrss

FAULTING_MODULE: 0000000000000000 

PROCESS_NAME:  csrss.exe

EXCEPTION_CODE: (NTSTATUS) 0xc0000006 - The instruction at 0x%p referenced memory at 0x%p. The required data was not placed into memory because of an I/O error status of 0x%x.

BUGCHECK_STR:  0xF4_IOERR

CUSTOMER_CRASH_COUNT:  1

DEFAULT_BUCKET_ID:  VISTA_DRIVER_FAULT

CURRENT_IRQL:  0

STACK_TEXT:  
fffff880`04711b08 fffff800`03664982 : 00000000`000000f4 00000000`00000003 fffffa80`06a42b30 fffffa80`06a42e10 : nt!KeBugCheckEx
fffff880`04711b10 fffff800`036120ab : ffffffff`ffffffff fffffa80`05546b60 fffffa80`06a42b30 fffffa80`06a42b30 : nt!PspCatchCriticalBreak+0x92
fffff880`04711b50 fffff800`03595698 : ffffffff`ffffffff 00000000`00000001 fffffa80`06a42b30 00000000`00000008 : nt! ?? ::NNGAKEGL::`string'+0x17ad6
fffff880`04711ba0 fffff800`032db8d3 : fffffa80`06a42b30 fffff880`c0000006 fffffa80`05546b60 fffffa80`06a49060 : nt!NtTerminateProcess+0xf4
fffff880`04711c20 00000000`77be15da : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`00000000 : nt!KiSystemServiceCopyEnd+0x13
00000000`0162ea78 00000000`00000000 : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`00000000 : 0x77be15da


STACK_COMMAND:  kb

FOLLOWUP_NAME:  MachineOwner

FAILURE_BUCKET_ID:  X64_0xF4_IOERR_IMAGE_csrss.exe

BUCKET_ID:  X64_0xF4_IOERR_IMAGE_csrss.exe

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