FULL PRODUCT VERSION :
System jre:

Where it last worked:
java version "1.6.0_24"
Java(TM) SE Runtime Environment (build 1.6.0_24-b07)
Java HotSpot(TM) 64-Bit Server VM (build 19.1-b02, mixed mode)

Regrission seen in jdk-ea 7 b141

ADDITIONAL OS VERSION INFORMATION :
Microsoft Windows 6.1.7601 (Windows 7 x64 Home Premium)

EXTRA RELEVANT SYSTEM CONFIGURATION :
Manufacturer: Asus
Type: Notebook U53JC , Intel Turbo Boost enabled
http://www.asus.com/Notebooks/Superior_Mobility/U53Jc/#specifications

A DESCRIPTION OF THE PROBLEM :
Bluescreen with JVisualVM in jdk-ea 7 b141

REGRESSION. Last worked in version 6u24

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
Starting JVisualVM out of the /bin-directory of jdk 7 ea and performing calibration

EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
a functioning JVisualVM
ACTUAL -
Bluescreen occuring, had to shut down and restart computer

ERROR MESSAGES/STACK TRACES THAT OCCUR :
see bluescreen message

REPRODUCIBILITY :
This bug can be reproduced always.