eclucas
Your BSOD was caused by your Antivirus BitDefender . Uninstall BitDefender and install MSE
Code:
kd> !analyze -v
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* *
* Bugcheck Analysis *
* *
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IRQL_GT_ZERO_AT_SYSTEM_SERVICE (4a)
Returning to usermode from a system call at an IRQL > PASSIVE_LEVEL.
Arguments:
Arg1: 000000007759132a, Address of system function (system call routine)
Arg2: 0000000000000002, Current IRQL
Arg3: 0000000000000000, 0
Arg4: fffff8800a23cb60, 0
Debugging Details:
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PROCESS_NAME: vsserv.exe
Code:
0a23c838 fffff880`04238a9aUnable to load image \??\C:\Program Files\Common Files\Bitdefender\Bitdefender Firewall\bdfwfpf.sys, Win32 error 0n2
*** WARNING: Unable to verify timestamp for bdfwfpf.sys
*** ERROR: Module load completed but symbols could not be loaded for bdfwfpf.sys
MSE download link 
Microsoft Security Essentials - Microsoft Windows
Note
You could always reinstall Bitdefender
* * * By the way * * *
Your Product key belongs to ACER while you're using a retail GIGABYTE motherboard. Please purchase a legit windows 7 and reinstall windows.
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