Symptoms

This issue occurs when Hyper-V virtual machines are running on a computer that is running Windows 8, Windows RT, or Windows Server 2012. You receive the DPC_WATCHDOG_VIOLATION Stop error message randomly. 

Note Not all DPC_WATCHDOG_VIOLATION Stop errors are caused by this issue. 

Cause

This issue occurs because a potential race condition occurs when the KeDelayExecutionThread routine is called at DISPATCH_LEVEL.

Resolution

To resolve this issue, install update rollup 2975331. For more information, click the following article number to view the article in the Microsoft Knowledge Base:

2975331 August 2014 update rollup for Windows RT, Windows 8, and Windows Server 2012

Status

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

More Information

For more information about the KeDelayExecutionThread function, go to the following Microsoft website:

General information about the KeDelayExecutionThread routineFor more information about DISPATCH_LEVEL, go to the following Microsoft website:

General information about DISPATCH_LEVELFor more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:

824684 Description of the standard terminology that is used to describe Microsoft software updates

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