Loading Dump File [E:\Minidump\Mini063012-04.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;cache*c:\symbols Executable search path is: Windows XP Kernel Version 2600 (Service Pack 3) UP Free x86 compatible Product: WinNt Built by: 2600.xpsp_sp3_gdr.090206-1234 Machine Name: Kernel base = 0x804d7000 PsLoadedModuleList = 0x8055b1c0 Debug session time: Sat Jun 30 22:51:24.828 2012 (UTC + 2:00) System Uptime: 0 days 0:06:44.424 Loading Kernel Symbols ............................................................... ................................................................ ..... Loading User Symbols Loading unloaded module list .......... ******************************************************************************* * * * Bugcheck Analysis * * * ******************************************************************************* Use !analyze -v to get detailed debugging information. BugCheck A, {54, 2, 1, 804dbc8e} Probably caused by : ntoskrnl.exe ( nt!KiUnlinkThread+0 ) Followup: MachineOwner --------- kd> !analyze -v ******************************************************************************* * * * Bugcheck Analysis * * * ******************************************************************************* IRQL_NOT_LESS_OR_EQUAL (a) An attempt was made to access a pageable (or completely invalid) address at an interrupt request level (IRQL) that is too high. This is usually caused by drivers using improper addresses. If a kernel debugger is available get the stack backtrace. Arguments: Arg1: 00000054, memory referenced Arg2: 00000002, IRQL Arg3: 00000001, bitfield : bit 0 : value 0 = read operation, 1 = write operation bit 3 : value 0 = not an execute operation, 1 = execute operation (only on chips which support this level of status) Arg4: 804dbc8e, address which referenced memory Debugging Details: ------------------ WRITE_ADDRESS: 00000054 CURRENT_IRQL: 2 FAULTING_IP: nt!KiUnlinkThread+0 804dbc8e 095154 or dword ptr [ecx+54h],edx CUSTOMER_CRASH_COUNT: 4 DEFAULT_BUCKET_ID: COMMON_SYSTEM_FAULT BUGCHECK_STR: 0xA TRAP_FRAME: 80550d44 -- (.trap 0xffffffff80550d44) ErrCode = 00000002 eax=80550de4 ebx=ffdff21c ecx=00000000 edx=00000100 esi=00000000 edi=00000000 eip=804dbc8e esp=80550db8 ebp=80550dc8 iopl=0 nv up ei ng nz ac pe cy cs=0008 ss=0010 ds=0023 es=0023 fs=0030 gs=0000 efl=00010297 nt!KiUnlinkThread: 804dbc8e 095154 or dword ptr [ecx+54h],edx ds:0023:00000054=???????? Resetting default scope LAST_CONTROL_TRANSFER: from 804dbc8e to 804e187f STACK_TEXT: 80550d44 804dbc8e badb0d00 00000100 00000100 nt!KiTrap0E+0x233 80550db4 804dbcee ffdff214 ffdff21c 00000100 nt!KiUnlinkThread 80550dc8 804dbdea 00000000 80550de4 00000000 nt!KiUnwaitThread+0x12 80550df4 804dc4a8 f10ea962 0000001b 80550f1c nt!KiWaitTest+0xab 80550f00 804dc378 80559c20 805599c0 ffdff000 nt!KiTimerListExpire+0x7a 80550f2c 804dbbd4 8055a020 00000000 0000651b nt!KiTimerExpiration+0xaf 80550f40 805599c0 ffdffc50 00000000 00000000 nt!KiRetireDpcList+0x46 80550f50 804dbb4d 00000000 0000000e 00000000 nt!KiIdleThread0 80550f54 00000000 0000000e 00000000 00000000 nt!KiIdleLoop+0x26 STACK_COMMAND: kb FOLLOWUP_IP: nt!KiUnlinkThread+0 804dbc8e 095154 or dword ptr [ecx+54h],edx SYMBOL_STACK_INDEX: 1 SYMBOL_NAME: nt!KiUnlinkThread+0 FOLLOWUP_NAME: MachineOwner MODULE_NAME: nt IMAGE_NAME: ntoskrnl.exe DEBUG_FLR_IMAGE_TIMESTAMP: 498c1a18 FAILURE_BUCKET_ID: 0xA_nt!KiUnlinkThread+0 BUCKET_ID: 0xA_nt!KiUnlinkThread+0 Followup: MachineOwner ---------