Windows 7: BSOD random

*******************************************************************************
*                                                                             *
*                        Bugcheck Analysis                                    *
*                                                                             *
*******************************************************************************

Use !analyze -v to get detailed debugging information.

BugCheck 24, {c08a5, 0, 0, 0}

Probably caused by : Ntfs.sys ( Ntfs!NtfsPagingFileIo+155 )

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

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

NTFS_FILE_SYSTEM (24)
    If you see NtfsExceptionFilter on the stack then the 2nd and 3rd
    parameters are the exception record and context record. Do a .cxr
    on the 3rd parameter and then kb to obtain a more informative stack
    trace.
Arguments:
Arg1: 00000000000c08a5
Arg2: 0000000000000000
Arg3: 0000000000000000
Arg4: 0000000000000000

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


CUSTOMER_CRASH_COUNT:  1

DEFAULT_BUCKET_ID:  WIN7_DRIVER_FAULT

BUGCHECK_STR:  0x24

PROCESS_NAME:  Steam.exe

CURRENT_IRQL:  0

LAST_CONTROL_TRANSFER:  from fffff880012031d5 to fffff8000309dfc0

STACK_TEXT:  
fffff880`09fb06b8 fffff880`012031d5 : 00000000`00000024 00000000`000c08a5 00000000`00000000 00000000`00000000 : nt!KeBugCheckEx
fffff880`09fb06c0 fffff880`01202e28 : 00000001`00000000 00000000`00000000 00000000`00000000 00000004`00000000 : Ntfs!NtfsPagingFileIo+0x155
fffff880`09fb07c0 fffff880`0106ebcf : fffffa80`041d7fb0 fffffa80`041d7c10 fffffa80`04e71d30 00000000`00000000 : Ntfs! ?? ::FNODOBFM::`string'+0x84b9
fffff880`09fb0870 fffff880`0106d6df : fffffa80`029e2660 fffffa80`036deb01 fffffa80`029e2600 fffffa80`041d7c10 : fltmgr!FltpLegacyProcessingAfterPreCallbacksCompleted+0x24f
fffff880`09fb0900 fffff800`030c51b5 : fffffa80`041d7c30 fffffa80`02e71600 fffffa80`02d515f0 fffff800`03210e80 : fltmgr!FltpDispatch+0xcf
fffff880`09fb0960 fffff800`030c4c89 : 00000000`00000001 00000000`00000001 fffffa80`02d51530 fffffa80`02d51530 : nt!IoPageRead+0x255
fffff880`09fb09f0 fffff800`030ab65a : 00000000`00000000 00000000`00000000 ffffffff`ffffffff fffff680`00023538 : nt!MiIssueHardFault+0x255
fffff880`09fb0ac0 fffff800`0309c0ee : 00000000`00000001 00000000`046a8000 00000000`09700001 00000000`00000014 : nt!MmAccessFault+0x146a
fffff880`09fb0c20 00000000`616f669d : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`00000000 : nt!KiPageFault+0x16e
00000000`0385dd58 00000000`00000000 : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`00000000 : 0x616f669d


STACK_COMMAND:  kb

FOLLOWUP_IP: 
Ntfs!NtfsPagingFileIo+155
fffff880`012031d5 cc              int     3

SYMBOL_STACK_INDEX:  1

SYMBOL_NAME:  Ntfs!NtfsPagingFileIo+155

FOLLOWUP_NAME:  MachineOwner

MODULE_NAME: Ntfs

IMAGE_NAME:  Ntfs.sys

DEBUG_FLR_IMAGE_TIMESTAMP:  5040d4c6

FAILURE_BUCKET_ID:  X64_0x24_Ntfs!NtfsPagingFileIo+155

BUCKET_ID:  X64_0x24_Ntfs!NtfsPagingFileIo+155

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