Windows 7 portcls.sys BSOD.

[BSchwarz]

Hello.
I got BSOD because of "portcls.sys". I did some analysis :
ADDITIONAL_DEBUG_TEXT:
Use '!findthebuild' command to search for the target build information.
If the build information is available, run '!findthebuild -s ; .reload' to set symbol path and load symbols.

MODULE_NAME: portcls

FAULTING_MODULE: fffff80003213000 nt

DEBUG_FLR_IMAGE_TIMESTAMP: 4a5bcc03

EXCEPTION_CODE: (NTSTATUS) 0xc000001d - {EXCEPTION} Illegal Instruction An attempt was made to execute an illegal instruction.

FAULTING_IP:
+31fbb
fffffa80`0c386490 60 ???

EXCEPTION_RECORD: fffff8800ba198d8 -- (.exr 0xfffff8800ba198d8)
ExceptionAddress: fffffa800c386490
ExceptionCode: c000001d (Illegal instruction)
ExceptionFlags: 00000000
NumberParameters: 0

CONTEXT: fffff8800ba19130 -- (.cxr 0xfffff8800ba19130)
rax=fffff8000341af20 rbx=fffffa8006d7d4c0 rcx=fffffa800c386498
rdx=fffff88000dd7698 rsi=0000000000000010 rdi=fffffa800cd149b0
rip=fffffa800c386490 rsp=fffff8800ba19b18 rbp=0000000000000023
r8=fffff8800ba19b60 r9=11d1969f3dd648b8 r10=0000000000000000
r11=fffff88003967180 r12=fffff8800ba19d40 r13=fffffa8006d76060
r14=0000000000000000 r15=fffff880009b6040
iopl=0 nv up ei ng nz na pe nc
cs=0010 ss=0018 ds=002b es=002b fs=0053 gs=002b efl=00010282
fffffa80`0c386490 60 ???
Resetting default scope

CUSTOMER_CRASH_COUNT: 1

DEFAULT_BUCKET_ID: VISTA_DRIVER_FAULT

BUGCHECK_STR: 0x7E

CURRENT_IRQL: 0

LAST_CONTROL_TRANSFER: from fffff88000df3fbb to fffffa800c386490



7: kd> lmvm portcls
start end module name
fffff880`00dc2000 fffff880`00dff000 portcls T (no symbols)
Loaded symbol image file: portcls.sys
Image path: \SystemRoot\system32\drivers\portcls.sys
Image name: portcls.sys
Timestamp: Tue Jul 14 03:36:27 2009 (4A5BCC03)
CheckSum: 00047A50
ImageSize: 0003D000
Translations: 0000.04b0 0000.04e4 0409.04b0 0409.04e4

FAILED_INSTRUCTION_ADDRESS:
+31fbb
fffffa80`0c386490 60 ???

STACK_TEXT:
fffff880`0ba19b18 fffff880`00df3fbb : 00000000`00000000 fffff880`00de5c4a 00000000`00000000 00000000`00000000 : 0xfffffa80`0c386490
fffff880`0ba19b20 00000000`00000000 : fffff880`00de5c4a 00000000`00000000 00000000`00000000 ffff0000`0b7c29cf : portcls+0x31fbb


FOLLOWUP_IP:
portcls+31fbb
fffff880`00df3fbb ?? ???

SYMBOL_STACK_INDEX: 1

SYMBOL_NAME: portcls+31fbb

FOLLOWUP_NAME: MachineOwner

IMAGE_NAME: portcls.sys

STACK_COMMAND: .cxr 0xfffff8800ba19130 ; kb

BUCKET_ID: WRONG_SYMBOLS

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

What is the problem? If it is not enough, Please show me some useful commands.
Thank you.


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