Twice Vista has BSOD, and no KB messages to be found for the code (today's
BSOD):
Problem signature:
Problem Event Name: BlueScreen
OS Version: 6.0.6000.2.0.0.256.1
Locale ID: 1033

Additional information about the problem:
BCCode: 116
BCP1: 84D8B410
BCP2: 894FB98A
BCP3: 00000000
BCP4: 00000002
OS Version: 6_0_6000
Service Pack: 0_0
Product: 256_1
====================================
And for the previous BSOD:
BugCheckCode 00000116
BugCheckParameter1 847ac690
BugCheckParameter2 890fb98a
BugCheckParameter3 00000000
BugCheckParameter4 00000002

I do have the full Minidump files decoded and saved, if needed. Vista never
returned and STOP message - I don't see this as an improvement - had it done
so, I would have a better idea of what's going on.