BSOD 0x51 after every Windows login

Hello,
As per title, Im getting bsod after every Windows logins today. Pc seems to be working fine before this all happen. Dump files are attached. I cant do anything from after login except going to safe mode after getting bsod. Any help is appreciated. Thanks.

Kaspersky contributes to BSOD's. Please remove it 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.


Reduce items at start-up:

• Startup Programs - Change

Perform a clean boot:

• Troubleshoot Application Conflicts by Performing a Clean Startup

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

Post a screenshot of your Hard Drive(s) using Crystal Disk Info software:

• CrystalDiskInfo - Software - Crystal Dew World

Run a Hard Drive test:

• SeaTools for DOS and Windows - How to Use

Run Disk Check on your hard disk for file system errors and bad sectors on it:

• Disk Check

Scan with Kaspersky TDSSKiller:

• Anti-rootkit utility TDSSKiller

ESET online scanner:

• Free Online Virus Scanner | ESET

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

sptd.sys Sun Aug 19 03:04:26 2012 (5030035A)
SCSI Pass Through Direct Host - Daemon Tools (known BSOD issues with Win7)
Driver Reference Table - sptd.sys

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

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!:-

Rt86win7.sys Fri Jun 10 12:31:55 2011 (4DF1BA5B)
Realtek NIC
Driver Reference Table - Rt86win7.sys

cpuz135_x32.sys Tue Nov 9 19:32:57 2010 (4CD94D89)
CPU-Z
Driver Reference Table - cpuz135_x32.sys

cvintdrv.SYS Tue Sep 20 03:16:21 2005 (432F2AA5)
National Instruments LabWindows/CVI
Driver Reference Table - cvintdrv.SYS

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

• How to Clean Left Over Driver Files with Driver Sweeper

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

Keep us posted.

BSOD BUGCHECK SUMMARY

Code:

Built by: 7601.17790.x86fre.win7sp1_gdr.120305-1505
Debug session time: Wed Apr 23 00:29:10.975 2014 (UTC + 6:00)
System Uptime: 0 days 0:02:06.989
BugCheck 51, {1, 8d81b4b0, 15b3000, 374}
Probably caused by : ntkrpamp.exe ( nt!HvpSetRangeProtection+40 )
BUGCHECK_STR:  0x51
PROCESS_NAME:  services.exe
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨``
Built by: 7601.17790.x86fre.win7sp1_gdr.120305-1505
Debug session time: Wed Apr 23 00:23:04.856 2014 (UTC + 6:00)
System Uptime: 0 days 0:01:18.871
BugCheck 51, {1, 8d81b4b0, 15b3000, 374}
Probably caused by : ntkrpamp.exe ( nt!HvpSetRangeProtection+40 )
BUGCHECK_STR:  0x51
PROCESS_NAME:  services.exe
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨``
Built by: 7601.17790.x86fre.win7sp1_gdr.120305-1505
Debug session time: Wed Apr 23 00:12:51.235 2014 (UTC + 6:00)
System Uptime: 0 days 0:01:18.250
BugCheck 51, {1, 8d81b650, 15b3000, 374}
Probably caused by : ntkrpamp.exe ( nt!HvpSetRangeProtection+40 )
BUGCHECK_STR:  0x51
PROCESS_NAME:  services.exe
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨``
Built by: 7601.17790.x86fre.win7sp1_gdr.120305-1505
Debug session time: Wed Apr 23 00:10:44.995 2014 (UTC + 6:00)
System Uptime: 0 days 0:01:20.009
BugCheck 51, {1, 8d81a728, 15b3000, 374}
Probably caused by : ntkrpamp.exe ( nt!HvpSetRangeProtection+40 )
BUGCHECK_STR:  0x51
PROCESS_NAME:  services.exe
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨``
Built by: 7601.17790.x86fre.win7sp1_gdr.120305-1505
Debug session time: Wed Apr 23 00:08:26.965 2014 (UTC + 6:00)
System Uptime: 0 days 0:01:16.980
BugCheck 51, {1, 8d81b4b0, 15b3000, 374}
Probably caused by : ntkrpamp.exe ( nt!HvpSetRangeProtection+40 )
BUGCHECK_STR:  0x51
PROCESS_NAME:  services.exe
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨``

You're welcome & glad you got it sorted! :)

-Woman