Connected to Windows 7 7601 x86 compatible target at (Wed Apr 22 10:39:46.550 2015 (UTC + 2:00)), ptr64 FALSE
Kernel Debugger connection established.
Symbol search path is: srv*c:\symbols*http://msdl.microsoft.com/download/symbols;srv*c:\symbols*http://chromium-browser-symsrv.commondatastorage.googleapis.comSRV*c:\symbols\*http://symbols.mozilla.org/firefox;srv*c:\symbols*https://chromium-browser-symsrv.commondatastorage.googleapis.com
Executable search path is: 
Windows 7 Kernel Version 7601 MP (1 procs) Free x86 compatible
Built by: 7601.18741.x86fre.win7sp1_gdr.150202-1526
Machine Name:
Kernel base = 0x82a19000 PsLoadedModuleList = 0x82b635b0
System Uptime: not available
nt!DbgLoadImageSymbols+0x47:
82a31578 cc              int     3
kd> g
*******************************************************************************
*
* This is the string you add to your checkin description
* Driver Verifier: Enabled for ntoskrnl.exe on Build 7601 4nqNCsg3BESvIkx4R3hsvH
*
*******************************************************************************
Shutdown occurred at (Wed Apr 22 10:40:34.390 2015 (UTC + 2:00))...unloading all symbol tables.
Waiting to reconnect...
Connected to Windows 7 7601 x86 compatible target at (Wed Apr 22 10:41:18.371 2015 (UTC + 2:00)), ptr64 FALSE
Kernel Debugger connection established.
Symbol search path is: srv*c:\symbols*http://msdl.microsoft.com/download/symbols;srv*c:\symbols*http://chromium-browser-symsrv.commondatastorage.googleapis.comSRV*c:\symbols\*http://symbols.mozilla.org/firefox;srv*c:\symbols*https://chromium-browser-symsrv.commondatastorage.googleapis.com;srv*
Executable search path is: srv*
Windows 7 Kernel Version 7601 MP (1 procs) Free x86 compatible
Built by: 7601.18798.x86fre.win7sp1_gdr.150316-1654
Machine Name:
Kernel base = 0x82a02000 PsLoadedModuleList = 0x82b4c5b0
System Uptime: not available
nt!DbgLoadImageSymbols+0x47:
82a1a584 cc              int     3
kd> g
*******************************************************************************
*
* This is the string you add to your checkin description
* Driver Verifier: Enabled for ntoskrnl.exe on Build 7601 4nqNCsg3BESvIkx4R3hsvH
*
*******************************************************************************
*******************************************************************************
*
* This is the string you add to your checkin description
* Driver Verifier: Enabled for win32k.sys on Build 7601 Swoke0cxHt9I3y4CfWvmAH
*
*******************************************************************************
nt!DbgLoadImageSymbols+0x47:
82a1a584 cc              int     3
kd> g

*** Fatal System Error: 0x000000d5
                       (0xFB18AFEC,0x00000001,0x9E14C3B1,0x00000000)

Driver at fault: 
***    win32k.sys - Address 9E14C3B1 base at 9E080000, DateStamp 54ee8ecd
.
Break instruction exception - code 80000003 (first chance)

A fatal system error has occurred.
Debugger entered on first try; Bugcheck callbacks have not been invoked.

A fatal system error has occurred.

Connected to Windows 7 7601 x86 compatible target at (Wed Apr 22 13:01:09.048 2015 (UTC + 2:00)), ptr64 FALSE
Loading Kernel Symbols
...............................................................
................................................................
.........................
Loading User Symbols
....................
Loading unloaded module list
....
*******************************************************************************
*                                                                             *
*                        Bugcheck Analysis                                    *
*                                                                             *
*******************************************************************************

Use !analyze -v to get detailed debugging information.

BugCheck D5, {fb18afec, 1, 9e14c3b1, 0}

*** WARNING: Unable to verify checksum for a53.exe
*** ERROR: Module load completed but symbols could not be loaded for a53.exe
Probably caused by : win32k.sys ( win32k!ThreadUnlock1+1a )

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

Assertion: *** DPC watchdog timeout
    This is NOT a break in update time
    This is most likely a BUG in an ISR
    Perform a stack trace to find the culprit
    The period will be doubled on continuation
    Use gh to continue!!

nt!KeAccumulateTicks+0x3c5:
82a7d9ec cd2c            int     2Ch
kd> !analyze -v
*******************************************************************************
*                                                                             *
*                        Bugcheck Analysis                                    *
*                                                                             *
*******************************************************************************

DRIVER_PAGE_FAULT_IN_FREED_SPECIAL_POOL (d5)
Memory was referenced after it was freed.
This cannot be protected by try-except.
When possible, the guilty driver's name (Unicode string) is printed on
the bugcheck screen and saved in KiBugCheckDriver.
Arguments:
Arg1: fb18afec, memory referenced
Arg2: 00000001, value 0 = read operation, 1 = write operation
Arg3: 9e14c3b1, if non-zero, the address which referenced memory.
Arg4: 00000000, (reserved)

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


WRITE_ADDRESS:  fb18afec Special pool

FAULTING_IP: 
win32k!ThreadUnlock1+1a
9e14c3b1 834004ff        add     dword ptr [eax+4],0FFFFFFFFh

MM_INTERNAL_CODE:  0

IMAGE_NAME:  win32k.sys

DEBUG_FLR_IMAGE_TIMESTAMP:  54ee8ecd

MODULE_NAME: win32k

FAULTING_MODULE: 9e080000 win32k

DEFAULT_BUCKET_ID:  WIN7_DRIVER_FAULT

BUGCHECK_STR:  0xD5

PROCESS_NAME:  a53.exe

CURRENT_IRQL:  1c

TRAP_FRAME:  aa787b9c -- (.trap 0xffffffffaa787b9c)
ErrCode = 00000002
eax=fb18afe8 ebx=9e0cedd6 ecx=aa787c18 edx=aa767934 esi=00000001 edi=0076025b
eip=9e14c3b1 esp=aa787c10 ebp=aa787c24 iopl=0         nv up ei ng nz na pe nc
cs=0008  ss=0010  ds=0023  es=0023  fs=0030  gs=0000             efl=00010286
win32k!ThreadUnlock1+0x1a:
9e14c3b1 834004ff        add     dword ptr [eax+4],0FFFFFFFFh ds:0023:fb18afec=????????
Resetting default scope

LAST_CONTROL_TRANSFER:  from 82a7ceb3 to 82a7d9ec

STACK_TEXT:  
aa7875c0 82a7ceb3 0002625a 00000000 00083500 nt!KeAccumulateTicks+0x3c5
aa787600 82a7cd60 82e300a8 fdf67d36 00000000 nt!KeUpdateRunTime+0x145
aa787658 82a7c563 aa787602 aa787602 000000d1 nt!KeUpdateSystemTime+0x613
aa787658 82e300a8 aa787602 aa787602 000000d1 nt!KeUpdateSystemTimeAssist+0x13
aa7876dc 82e1eb8c 00001000 00000000 aa78773c hal!READ_PORT_USHORT+0x8
aa7876ec 82e1ecf5 82ae1582 a742f78a 00000065 hal!HalpCheckPowerButton+0x2e
aa7876f0 82ae1582 a742f78a 00000065 00000000 hal!HaliHaltSystem+0x7
aa78773c 82ae2029 00000003 00000000 ffffffff nt!KiBugCheckDebugBreak+0x73
aa787b00 82a8fff9 00000050 fb18afec 00000001 nt!KeBugCheck2+0x68b
aa787b84 82a42a88 00000001 fb18afec 00000000 nt!MmAccessFault+0x104
aa787b84 9e14c3b1 00000001 fb18afec 00000000 nt!KiTrap0E+0xdc
aa787c0c 9e0cee22 0239f570 aa767934 fb18afe8 win32k!ThreadUnlock1+0x1a
aa787c24 82a3f8a6 0076025b 00000000 0239f570 win32k!NtUserEndDeferWindowPosEx+0x4c
aa787c24 77047074 0076025b 00000000 0239f570 nt!KiSystemServicePostCall
0239f55c 7541a69e 7541a689 0076025b 00000000 ntdll!KiFastSystemCallRet
0239f560 7541a689 0076025b 00000000 0239f580 USER32!NtUserEndDeferWindowPosEx+0xc
0239f570 00301423 0076025b 00000006 0239f5ac USER32!EndDeferWindowPos+0xf
WARNING: Stack unwind information not available. Following frames may be wrong.
0239f580 7542c4e7 000a027e 00000024 00000000 a53+0x1423
0239f5ac 7542c5e7 003013c0 000a027e 00000024 USER32!InternalCallWinProc+0x23
0239f624 75424f0e 00000000 003013c0 000a027e USER32!UserCallWinProcCheckWow+0x14b
0239f680 7541ee19 0068a010 00000024 00000000 USER32!DispatchClientMessage+0xda
0239f6a8 77046fae 0239f6c0 0000003c 0239f7d4 USER32!__fnINOUTLPPOINT5+0x27
0239f6f8 75424f51 7541fe29 000a027e 00000046 ntdll!KiUserCallbackDispatcher+0x2e
0239f6fc 7541fe29 000a027e 00000046 00000000 USER32!NtUserMessageCall+0xc
0239f780 7541bb13 000a027e 00000046 00000000 USER32!RealDefWindowProcWorker+0x553
0239f79c 7541bb70 000a027e 00000046 00000000 USER32!RealDefWindowProcA+0x47
0239f7e4 0030144d 000a027e 00000046 00000000 USER32!DefWindowProcA+0x6f
0239f800 7542c4e7 000a027e 00000046 00000000 a53+0x144d
0239f82c 75425f9f 003013c0 000a027e 00000046 USER32!InternalCallWinProc+0x23
0239f8a4 75424f0e 00000000 003013c0 000a027e USER32!UserCallWinProcCheckWow+0xe0
0239f900 7541fdc6 0068a010 00000046 00000000 USER32!DispatchClientMessage+0xda
0239f928 77046fae 0239f940 00000030 0239f9c0 USER32!__fnINOUTLPWINDOWPOS+0x27
0239f96c 7541f2b5 00301091 000a027e 00000001 ntdll!KiUserCallbackDispatcher+0x2e
0239f970 00301091 000a027e 00000001 000a027e USER32!NtUserShowWindow+0xc
0239f984 7679ee1c 00000000 0239f9d0 7706399b a53+0x1091
0239f990 7706399b 00000000 754b9dc9 00000000 kernel32!BaseThreadInitThunk+0xe
0239f9d0 7706396e 00301020 00000000 00000000 ntdll!__RtlUserThreadStart+0x70
0239f9e8 00000000 00301020 00000000 00000000 ntdll!_RtlUserThreadStart+0x1b


STACK_COMMAND:  kb

FOLLOWUP_IP: 
win32k!ThreadUnlock1+1a
9e14c3b1 834004ff        add     dword ptr [eax+4],0FFFFFFFFh

SYMBOL_STACK_INDEX:  b

SYMBOL_NAME:  win32k!ThreadUnlock1+1a

FOLLOWUP_NAME:  MachineOwner

FAILURE_BUCKET_ID:  0xD5_VRFK_win32k!ThreadUnlock1+1a

BUCKET_ID:  0xD5_VRFK_win32k!ThreadUnlock1+1a

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