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Deadlock in Ntdll.dll Causes Program to Hang

This article was previously published under Q261317
Under certain conditions, a process may stop responding (hang). This is most prevalent on multiple-processor computers.
There is a problem with heap and critical section management that can cause the code in Ntdll to deadlock.
A supported hotfix is now available from Microsoft, but it is only intended to correct the problem that this article describes. Apply it only to systems that are experiencing this specific problem.

To resolve this problem, contact Microsoft Product Support Services to obtain the hotfix. For a complete list of Microsoft Product Support Services telephone numbers and information about support costs, visit the following Microsoft Web site:Note In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

The English version of this fix should have the following file attributes or later:
   Date     Time    Size     File name  Platform   ---------------------------------------------   05/03/02  1:16p  367,376  Ntdll.dll  Intel				

Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.

Article ID: 261317 - Last Review: 11/01/2006 07:27:13 - Revision: 1.4

  • Microsoft Windows NT Workstation 4.0 Developer Edition
  • Microsoft Windows NT Server 4.0 Standard Edition
  • Microsoft Windows NT Server 4.0 Enterprise Edition
  • kbhotfixserver kbqfe kbbug kbfix kbqfe KB261317