0: kd> !irp fffffa800817e490
Irp is active with 4 stacks 2 is current (= 0xfffffa800817e5a8)
No Mdl: No System Buffer: Thread 00000000: Irp stack trace.
cmd flg cl Device File Completion-Context
[ 0, 0] 0 0 00000000 00000000 00000000-00000000
Args: 00000000 00000000 00000000 00000000
>[ 16, 2] 0 e1 fffffa8006fc4b70 00000000 fffff880049ff084-fffffa8009969010 Success Error Cancel pending
*** WARNING: Unable to verify timestamp for ACPI.sys
*** ERROR: Module load completed but symbols could not be loaded for [COLOR=Red]ACPI.sys
\Driver\ACPI nvlddmkm[/COLOR]
Args: 00000000 00000001 00000001 00000000
[ 16, 2] 0 e1 fffffa8008b18480 00000000 00000000-00000000 [COLOR=Red]pending
\Driver\nvlddmkm[/COLOR]
Args: 00000000 00000001 00000001 00000000
[ 0, 0] 0 0 00000000 00000000 00000000-fffffa8009d7a0d0
Args: 00000000 00000000 00000000 00000000
=========================================================================================
0: kd> lmvm nvlddmkm
start end module name
fffff880`048d4000 fffff880`05372000 nvlddmkm T (no symbols)
Loaded symbol image file: nvlddmkm.sys
Image path: \SystemRoot\system32\DRIVERS\nvlddmkm.sys
[COLOR=Red] Image name: nvlddmkm.sys
Timestamp: Sat Dec 29 12:17:52 2012 [/COLOR](50DE9218)
CheckSum: 00A7F96C
ImageSize: 00A9E000
Translations: 0000.04b0 0000.04e4 0409.04b0 0409.04e4