Windows 7: BSOD. happened multiple times.

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*                        Bugcheck Analysis                                    *
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SYSTEM_SERVICE_EXCEPTION (3b)
An exception happened while executing a system service routine.
Arguments:
Arg1: 00000000c0000005, Exception code that caused the bugcheck
Arg2: 00001a3594810001, Address of the instruction which caused the bugcheck
Arg3: fffff880077b3000, Address of the context record for the exception that caused the bugcheck
Arg4: 0000000000000000, zero.

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


EXCEPTION_CODE: (NTSTATUS) 0xc0000005 - De instructie op 0x%08lx verwijst naar geheugen op 0x%08lx. Een lees- of schrijfbewerking op het geheugen is mislukt: %s.

FAULTING_IP: 
+13
00001a35`94810001 ??              ???

CONTEXT:  fffff880077b3000 -- (.cxr 0xfffff880077b3000)
rax=0000000000002710 rbx=fffff900c0679aa8 rcx=fffffa8005525af0
rdx=0000000000000000 rsi=fffffa8005525af0 rdi=fffff900c0679800
rip=00001a3594810001 rsp=fffff880077b39d8 rbp=fffff880077b3ca0
 r8=0000000000000001  r9=fffff900c0679bb8 r10=fffffffffffffffd
r11=fffff900c083aa80 r12=0000000000000001 r13=fffff880077b3bd8
r14=00000000000025ff r15=0000000000000000
iopl=0         nv up ei pl nz na pe cy
cs=0010  ss=0000  ds=002b  es=002b  fs=0053  gs=002b             efl=00010203
00001a35`94810001 ??              ???
Resetting default scope

CUSTOMER_CRASH_COUNT:  1

DEFAULT_BUCKET_ID:  VISTA_DRIVER_FAULT

BUGCHECK_STR:  0x3B

PROCESS_NAME:  iexplore.exe

CURRENT_IRQL:  0

LAST_CONTROL_TRANSFER:  from fffff960001abb5e to 00001a3594810001

STACK_TEXT:  
fffff880`077b39d8 fffff960`001abb5e : fffff880`077b39f0 fffff900`c0679800 00000000`00000020 fffff800`02fb7cdd : 0x1a35`94810001
fffff880`077b39e0 fffff960`001b5826 : fffff900`c32b9ae0 00000000`00000010 00000000`00000001 00000000`00000001 : win32k!AllocQEntry+0x3a
fffff880`077b3a10 fffff960`001a9eac : fffff900`c0679800 fffff880`077b3ca0 00000000`00000001 00000000`0000001b : win32k!DoTimer+0x4e
fffff880`077b3a70 fffff960`001aa0cd : 00000000`00000000 fffff800`000025ff 00000000`00000000 fffffa80`ffffffff : win32k!xxxRealInternalGetMessage+0x6c0
fffff880`077b3b50 fffff960`001abad5 : 00000000`0a6cea00 00000000`0a6cfd20 00000000`000004d3 00000000`0000000a : win32k!xxxInternalGetMessage+0x35
fffff880`077b3b90 fffff800`02e82953 : fffffa80`067aa8f0 00000000`7ef71000 00000000`00000020 00000000`00000020 : win32k!NtUserGetMessage+0x75
fffff880`077b3c20 00000000`74cefc2a : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`00000000 : nt!KiSystemServiceCopyEnd+0x13
00000000`0a6ce068 00000000`00000000 : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`00000000 : 0x74cefc2a


FOLLOWUP_IP: 
win32k!AllocQEntry+3a
fffff960`001abb5e b677            mov     dh,77h

SYMBOL_STACK_INDEX:  1

SYMBOL_NAME:  win32k!AllocQEntry+3a

FOLLOWUP_NAME:  MachineOwner

MODULE_NAME: win32k

IMAGE_NAME:  win32k.sys

DEBUG_FLR_IMAGE_TIMESTAMP:  4de066b5

STACK_COMMAND:  .cxr 0xfffff880077b3000 ; kb

FAILURE_BUCKET_ID:  X64_0x3B_win32k!AllocQEntry+3a

BUCKET_ID:  X64_0x3B_win32k!AllocQEntry+3a

Followup: MachineOwner
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