Well, actually the dump file does pinpoint a driver - the same one as before:
Code:
3: kd> !thread
GetPointerFromAddress: unable to read from fffff800030c6000
THREAD fffffa8006c00060 Cid 0568.0578 Teb: 000007fffffd8000 Win32Thread: fffff900c0873010 RUNNING on processor 3
IRP List:
Unable to read nt!_IRP @ fffffa8004049e10
Not impersonating
GetUlongFromAddress: unable to read from fffff80003004b74
Owning Process fffffa8006a0d740 Image: svchost.exe
Attached Process N/A Image: N/A
fffff78000000000: Unable to get shared data
Wait Start TickCount 25686
Context Switch Count 1495 LargeStack
ReadMemory error: Cannot get nt!KeMaximumIncrement value.
UserTime 00:00:00.000
KernelTime 00:00:00.000
Win32 Start Address 0x0000000077428e70
Stack Init fffff8800875cdb0 Current fffff8800875c7d0
Base fffff8800875d000 Limit fffff88008752000 Call 0
Priority 9 BasePriority 8 UnusualBoost 0 ForegroundBoost 0 IoPriority 2 PagePriority 5
Child-SP RetAddr : Args to Child : Call Site
fffff880`0875ada8 fffff800`02e8dca9 : 00000000`0000003b 00000000`c0000005 fffff880`0464de7c fffff880`0875b670 : nt!KeBugCheckEx
fffff880`0875adb0 fffff800`02e8d5fc : fffff880`0875be08 fffff880`0875b670 00000000`00000000 fffff800`02ebcc90 : nt!KiBugCheckDispatch+0x69
fffff880`0875aef0 fffff800`02eb440d : fffff800`030b2158 fffff800`02fd7a94 fffff800`02e1e000 fffff880`0875be08 : nt!KiSystemServiceHandler+0x7c
fffff880`0875af30 fffff800`02ebba90 : fffff800`02fde1a0 fffff880`0875afa8 fffff880`0875be08 fffff800`02e1e000 : nt!RtlpExecuteHandlerForException+0xd
fffff880`0875af60 fffff800`02ec89ef : fffff880`0875be08 fffff880`0875b670 fffff880`00000000 fffffa80`0400ad70 : nt!RtlDispatchException+0x410
fffff880`0875b640 fffff800`02e8dd82 : fffff880`0875be08 00000000`00000011 fffff880`0875beb0 fffff880`04693040 : nt!KiDispatchException+0x16f
fffff880`0875bcd0 fffff800`02e8c68a : 00000000`000007ff 00000000`00000150 fffffa80`087f23c0 00000000`00000001 : nt!KiExceptionDispatch+0xc2
fffff880`0875beb0 fffff880`0464de7c : fffffa80`04bb8000 fffffa80`06251b10 fffffa80`04b0f8c0 fffffa80`087f22e0 : nt!KiGeneralProtectionFault+0x10a (TrapFrame @ fffff880`0875beb0)
fffff880`0875c040 fffffa80`04bb8000 : fffffa80`06251b10 fffffa80`04b0f8c0 fffffa80`087f22e0 fffffa80`0400ad70 : pctgntdi64+0x1e7c
fffff880`0875c048 fffffa80`06251b10 : fffffa80`04b0f8c0 fffffa80`087f22e0 fffffa80`0400ad70 fffff880`0464e17a : 0xfffffa80`04bb8000
fffff880`0875c050 fffffa80`04b0f8c0 : fffffa80`087f22e0 fffffa80`0400ad70 fffff880`0464e17a fffff880`04693040 : 0xfffffa80`06251b10
fffff880`0875c058 fffffa80`087f22e0 : fffffa80`0400ad70 fffff880`0464e17a fffff880`04693040 fffffa80`058f1470 : 0xfffffa80`04b0f8c0
fffff880`0875c060 fffffa80`0400ad70 : fffff880`0464e17a fffff880`04693040 fffffa80`058f1470 fffffa80`0400ad70 : 0xfffffa80`087f22e0
fffff880`0875c068 fffff880`0464e17a : fffff880`04693040 fffffa80`058f1470 fffffa80`0400ad70 00000000`00000011 : 0xfffffa80`0400ad70
fffff880`0875c070 fffff880`04693040 : fffffa80`058f1470 fffffa80`0400ad70 00000000`00000011 001f01ff`00000000 : pctgntdi64+0x217a
fffff880`0875c078 fffffa80`058f1470 : fffffa80`0400ad70 00000000`00000011 001f01ff`00000000 00000000`00000000 : pctgntdi64+0x47040
fffff880`0875c080 fffffa80`0400ad70 : 00000000`00000011 001f01ff`00000000 00000000`00000000 fffffa80`06c00060 : 0xfffffa80`058f1470
fffff880`0875c088 00000000`00000011 : 001f01ff`00000000 00000000`00000000 fffffa80`06c00060 fffffa80`0437d070 : 0xfffffa80`0400ad70
fffff880`0875c090 001f01ff`00000000 : 00000000`00000000 fffffa80`06c00060 fffffa80`0437d070 fffffa80`087f22e0 : 0x11
fffff880`0875c098 00000000`00000000 : fffffa80`06c00060 fffffa80`0437d070 fffffa80`087f22e0 fffff880`04691a18 : 0x1f01ff`00000000
3: kd> lmvim pctgntdi64
start end module name
fffff880`0464c000 fffff880`0469c000 pctgntdi64 T (no symbols)
Symbol file: pctgntdi64.sys
Image path: pctgntdi64.sys
Image name: pctgntdi64.sys
Timestamp: Thu Feb 04 13:46:08 2010 (4B6B15F0)
CheckSum: 0004C70B
ImageSize: 00050000
Translations: 0000.04b0 0000.04e4 0409.04b0 0409.04e4