Microsoft KB Archive/178471

= STOP 0XA Caused by Race Condition in VDM and Process Delete =

Article ID: 178471

Article Last Modified on 11/1/2006

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APPLIES TO


 * Microsoft Windows NT Server 4.0, Terminal Server Edition
 * Microsoft Windows NT Workstation 4.0 Developer Edition
 * Microsoft Windows NT Server 4.0 Standard Edition

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This article was previously published under Q178471





SYMPTOMS
When running 16-bit programs that require the Virtual DOS Machine (VDM). the following STOP error may occur:

Stop 0x0000000A (0x00000084, 0x00000002, 0x00000001, 0x80003D4A)

Hal.dll.

This problem is most likely to occur on systems with more than one processor.



CAUSE
A race condition exists between process delete and delayed virtual interrupt processing. This causes a NULL parameter to be passed to the Hardware Abstraction Layer (HAL) acquire spin lock routine.



RESOLUTION
To resolve this problem, obtain the latest service pack for Windows NT 4.0 or Windows NT Server 4.0, Terminal Server Edition. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

152734 How to Obtain the Latest Windows NT 4.0 Service Pack

Apply Ntoskrnl.exe if the target computer has only one processor.

Apply Ntoskrnlmp.exe if the target computer is a multiprocessor system.

NOTE: After copying Ntkrnlmp.exe to the target computer, rename it to Ntoskrnl.exe.



STATUS
Microsoft has confirmed that this is a problem in Windows NT 4.0 and Windows NT Server 4.0, Terminal Server Edition. This problem was first corrected in Windows NT 4.0 Service Pack 4.0 and Windows NT Server 4.0, Terminal Server Edition Service Pack 4.

Additional query words: 4.00 patch prodnt multi uni uniprocessor

Keywords: kbhotfixserver kbqfe kbbug kbfix kbqfe KB178471

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