Bugcheck = 0x9f (0x3,,,)
in an inconsistent power state and blocking an IRP for too long a time.
Most likely related to outdated networking drivers
(Ethernet, wifi), presence of 3rd party firewall, etc...
Please follow these instructions --> http://www.sevenforums.com/crashes-d...tructions.html
Attach the resulting zip file to your next post.
Regards. . .