Random BSOD while running, IRQL GT zero at system service

Welcome to the forum Degree,

Please remove BitDefender for testing purpose.

Recommended antivirus program for Windows 7 based on stability compared to others:-

• Microsoft Security Essentials - Free Antivirus for Windows
• Microsoft Security Essentials Download | Free Spyware Protection
• Malwarebytes - The Free version
• Good and Free system security combination.

Do not start the free trial of Malware Bytes; remember to deselect that option when prompted.

   Note

Reduce items at start-up:

• Startup Programs - Change

Perform a clean boot:

• Troubleshoot Application Conflicts by Performing a Clean Startup

Scan with Kaspersky TDSSKiller:

• Anti-rootkit utility TDSSKiller

ESET online scanner:

• Free Online Virus Scanner | ESET

Run the System File Checker that scans the of all protected Windows 7 system files and replaces incorrect corrupted, changed/modified, or damaged versions with the correct versions if possible:

• SFC /SCANNOW Command - System File Checker

AsrAppCharger.sys Tue May 10 14:28:46 2011 (4DC8F73E)
ASRock App Charger Likely BSOD cause - haven't seen recently (15Jan2013)
Driver Reference Table - AsrAppCharger.sys

dtsoftbus01.sys Fri Jan 13 19:45:46 2012 (4F10358A)
Daemon Tools driver [br] Possible BSOD issues in Win7
Driver Reference Table - dtsoftbus01.sys

Daemon Tools/Alchohol is known to cause Blue Screens. Please remove it:

• How to remove sptd.sys from system
• Registry and SPTD problems | DAEMON Pro Help

Use Revo Uninstaller to uninstall stubborn software. Opt for Advance Mode while uninstalling which allows you to remove leftover registry:-

• Download Revo Uninstaller Freeware - Free and Full Download - Uninstall software, remove programs, solve uninstall problems

Please update these older drivers. Links are included to assist in looking up the source of the drivers. If unable to find an update, please remove (un-install) the program responsible for that driver. DO NOT manually delete/rename the driver as it may make the system unbootable!:-

k57nd60a.sys Tue May 10 10:42:30 2011 (4DC8C236)
Broadcom NetLink Gigabit Ethernet NDIS6.x Unified Driver
Driver Reference Table - k57nd60a.sys

FNETURPX.SYS Sat Oct 4 08:27:02 2008 (48E6D476)
FNet Turbo HDD USB Driver - Also part of AsRock XFastUSB package
Driver Reference Table - FNETURPX.SYS

To perform a clean install of a driver, follow this tutorial:

• How to Clean Left Over Driver Files with Driver Sweeper

Post back results.

Code:

Built by: 7601.18247.amd64fre.win7sp1_gdr.130828-1532
Debug session time: Sun May  4 19:53:15.316 2014 (UTC + 6:00)
System Uptime: 0 days 0:03:18.832
BugCheck 4A, {77a1132a, 2, 0, fffff88021585b60}
Probably caused by : ntkrnlmp.exe ( nt!KiSystemServiceExit+245 )
BUGCHECK_STR:  RAISED_IRQL_FAULT
PROCESS_NAME:  vsserv.exe
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨``
Built by: 7601.18247.amd64fre.win7sp1_gdr.130828-1532
Debug session time: Sat May  3 20:15:54.330 2014 (UTC + 6:00)
System Uptime: 0 days 0:01:09.220
BugCheck 4A, {772e132a, 2, 0, fffff88021e83b60}
Probably caused by : ntkrnlmp.exe ( nt!KiSystemServiceExit+245 )
BUGCHECK_STR:  RAISED_IRQL_FAULT
PROCESS_NAME:  vsserv.exe
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨``