Well all be gobsmacked..... so it is
Follow the trail of the KBs just as you say
Last month's kernel update of MS13-063 https://support.microsoft.com/kb/2859537
is replaced by this month's Service Control manager update and in THIS one it lists the reasons for those BSOD's 6B errors:
http://technet.microsoft.com/en-us/security/bulletin/ms13-077
Lists "known issues"
None
Yet in https://support.microsoft.com/kb/2872339
Clearly there are known issues....
Known issues with this security update
After you install this security update, you may experience any of the following issues:
- You may receive a STOP 0x6B error message when you restart a computer that is running an x86-based version of Windows 7 SP1. This problem may occur if the following registry entry is missing:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\SideBySide\Winners\x86_microsoft-windows-ntdll_31bf3856ad364e35_none_b79ff9b5a57efc44
The missing registry entry could be caused by corruption in the registry or elsewhere in the system.
- You may receive a STOP 0x6B error message when you restart a computer that is running an x64-based version of Windows 7 SP1. This problem may occur if either of the following registry entries is missing:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\SideBySide\Winners\amd64_microsoft-windows-ntdll_31bf3856ad364e35_none_13be95395ddc6d7a
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\SideBySide\Winners\wow64_microsoft-windows-ntdll_31bf3856ad364e35_none_1e133f8b923d2f75
The missing registry entry could be caused by corruption in the registry or elsewhere in the system.
- You may receive a STOP 0x6B error message when you restart a computer after you perform a specific System Restore operation. For example, the issue might occur in the following scenario:
- You install this security update. During the installation, a restore point is automatically created.
- You perform a System Restore operation to restore the system to the restore point that was created by this security update.
- The computer is restarted. Notice that the system is now in an unprotected state because the security update was removed.
- You try to undo the System Restore operation.
- The computer is restarted, and then you receive the STOP 0x6B error message.
To resolve these issues, you can use the Startup Repair recovery tool. For more information, go to the following Microsoft webpage:
http://windows.microsoft.com/en-ca/windows7/startup-repair-frequently-asked-questions
(http://windows.microsoft.com/en-ca/windows7/startup-repair-frequently-asked-questions)
Note Not all STOP 0x6B errors are caused by the issues that are described in this article.