*** Fatal System Error: 0x000000d6 (0xFFA0B1B9,0x00000001,0x947F3EB4,0x00000000) Driver at fault: *** win32k.sys - Address 947F3EB4 base at 94730000, DateStamp 00000000 . 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 (Sun Jun 28 23:31:46.512 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 D6, {ffa0b1b9, 1, 947f3eb4, 0} *** WARNING: Unable to verify checksum for a10.exe *** ERROR: Module load completed but symbols could not be loaded for a10.exe Probably caused by : win32k.sys ( win32k!memcpy+74 ) 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: 82a909ec cd2c int 2Ch kd> !analyze -v ******************************************************************************* * * * Bugcheck Analysis * * * ******************************************************************************* DRIVER_PAGE_FAULT_BEYOND_END_OF_ALLOCATION (d6) N bytes of memory was allocated and more than N bytes are being referenced. 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: ffa0b1b9, memory referenced Arg2: 00000001, value 0 = read operation, 1 = write operation Arg3: 947f3eb4, if non-zero, the address which referenced memory. Arg4: 00000000, (reserved) Debugging Details: ------------------ WRITE_ADDRESS: ffa0b1b9 Special pool FAULTING_IP: win32k!memcpy+74 947f3eb4 8807 mov byte ptr [edi],al MM_INTERNAL_CODE: 0 IMAGE_NAME: win32k.sys DEBUG_FLR_IMAGE_TIMESTAMP: 55635516 MODULE_NAME: win32k FAULTING_MODULE: 94730000 win32k DEFAULT_BUCKET_ID: WIN7_DRIVER_FAULT BUGCHECK_STR: 0xD6 PROCESS_NAME: a10.exe CURRENT_IRQL: 1c TRAP_FRAME: 9f92edfc -- (.trap 0xffffffff9f92edfc) ErrCode = 00000002 eax=000000ff ebx=ffa0b1b9 ecx=00000005 edx=00000001 esi=9f92eff5 edi=ffa0b1b9 eip=947f3eb4 esp=9f92ee70 ebp=9f92ee78 iopl=0 nv up ei pl nz na po nc cs=0008 ss=0010 ds=0023 es=0023 fs=0030 gs=0000 efl=00010202 win32k!memcpy+0x74: 947f3eb4 8807 mov byte ptr [edi],al ds:0023:ffa0b1b9=?? Resetting default scope LAST_CONTROL_TRANSFER: from 82a8feb3 to 82a909ec STACK_TEXT: 9f92e820 82a8feb3 0002625a 00000000 00010300 nt!KeAccumulateTicks+0x3c5 9f92e860 82a8fd60 82e430a8 0f77c71d 00000000 nt!KeUpdateRunTime+0x145 9f92e8b8 82a8f563 9f92e802 9f92e802 000000d1 nt!KeUpdateSystemTime+0x613 9f92e8b8 82e430a8 9f92e802 9f92e802 000000d1 nt!KeUpdateSystemTimeAssist+0x13 9f92e93c 82e31b8c 00001000 00000000 9f92e99c hal!READ_PORT_USHORT+0x8 9f92e94c 82e31cf5 82af4582 c4073ec3 00000065 hal!HalpCheckPowerButton+0x2e 9f92e950 82af4582 c4073ec3 00000065 00000000 hal!HaliHaltSystem+0x7 9f92e99c 82af5029 00000003 00000000 00000002 nt!KiBugCheckDebugBreak+0x73 9f92ed60 82aa2ff9 00000050 ffa0b1b9 00000001 nt!KeBugCheck2+0x68b 9f92ede4 82a55a88 00000001 ffa0b1b9 00000000 nt!MmAccessFault+0x104 9f92ede4 947f3eb4 00000001 ffa0b1b9 00000000 nt!KiTrap0E+0xdc 9f92ee78 947c9a8a ffa0b1b9 9f92eff5 00000008 win32k!memcpy+0x74 9f92eed8 9477d91c 00000008 0b06bcfc 9f92f4a0 win32k!vSrcCopyS1D1LtoR+0x1eb 9f92f480 9477cf6e 9f92f608 00000019 ffa0ada8 win32k!BltLnkRect+0x91c 9f92f70c 947ec14c 00000000 fc2d2000 00000000 win32k!BltLnk+0x78b 9f92f798 9488811d 00000000 fc2d2010 00000000 win32k!EngBitBlt+0x4c5 9f92f834 9487dee2 ffa0adb8 ff0fadb8 00000000 win32k!EngStretchBltROP+0x282 9f92f914 947b0091 00000000 9f92fa54 94887e9b win32k!BLTRECORD::bStretch+0x459 9f92fa90 947acd2c ab21078b 00000000 000000ae win32k!GreStretchBltInternal+0x785 9f92facc 94807ac7 ab21078b 00000000 000000ae win32k!GreStretchBlt+0x30 9f92fbcc 947e4cda ab21078b 00000000 000000ae win32k!NtGdiBitBltInternal+0x765 9f92fc00 82a528a6 ab21078b 00000000 000000ae win32k!NtGdiBitBlt+0x2f 9f92fc00 77257074 ab21078b 00000000 000000ae nt!KiSystemServicePostCall 0018f7f8 011911cc 00000000 ab21078b 00000000 ntdll!KiFastSystemCallRet WARNING: Stack unwind information not available. Following frames may be wrong. 0018f828 0119127e ab21078b 00000000 000000ae a10+0x11cc 0018f860 0119165d 00000001 0027efa8 00283738 a10+0x127e 0018f8a8 7577ee6c 7ffd9000 0018f8f4 7727399b a10+0x165d 0018f8b4 7727399b 7ffd9000 7739f8b6 00000000 kernel32!BaseThreadInitThunk+0xe 0018f8f4 7727396e 011916da 7ffd9000 00000000 ntdll!__RtlUserThreadStart+0x70 0018f90c 00000000 011916da 7ffd9000 00000000 ntdll!_RtlUserThreadStart+0x1b STACK_COMMAND: kb FOLLOWUP_IP: win32k!memcpy+74 947f3eb4 8807 mov byte ptr [edi],al SYMBOL_STACK_INDEX: b SYMBOL_NAME: win32k!memcpy+74 FOLLOWUP_NAME: MachineOwner FAILURE_BUCKET_ID: 0xD6_VRF_win32k!memcpy+74 BUCKET_ID: 0xD6_VRF_win32k!memcpy+74 Followup: MachineOwner ---------