Microsoft KB Archive/892045

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Article ID: 892045

Article Last Modified on 10/26/2006



APPLIES TO

  • Microsoft Windows 2000 Datacenter Server
  • Microsoft Windows 2000 Advanced Server
  • Microsoft Windows 2000 Server




SYMPTOMS

When you run Microsoft Windows 2000 Server on a computer that has multiple processors, you receive the following error message:

Stop Error IRQL_NOT_LESS_OR_EQUAL (0xA)

CAUSE

This problem occurs when the Cache Manager SHARED_CACHE_MAP structure is corrupted on the Windows 2000 Server-based computer.

Note SHARED_CACHE_MAP is the data structure that is used by the Cache Manager to track the state of individual cached regions of the file.

The Windows 2000 Cache Manager has a small timing window. Therefore, when the Windows 2000 Cache Manager maintains lots of data in memory, some linked lists in memory that are managed by the Windows 2000 Cache Manager may become temporarily corrupted. In this case, an access violation may occur around CcAcquireByteRangeForWrite+0x390.

RESOLUTION

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.

Prerequisites

No prerequisites are required.

Restart requirement

You must restart your computer after you apply this hotfix.

File information


The English version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in coordinated universal time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel.

   Date         Time   Version         Size       File name
   --------------------------------------------------------------
   10-Feb-2004  19:47  5.0.2195.6897      30,160  Mountmgr.sys
   12-Jan-2005  06:42  5.0.2195.7020   1,713,024  Ntkrnlmp.exe     
   12-Jan-2005  06:42  5.0.2195.7020   1,712,192  Ntkrnlpa.exe     
   12-Jan-2005  06:42  5.0.2195.7020   1,734,464  Ntkrpamp.exe     
   12-Jan-2005  06:41  5.0.2195.7020   1,689,216  Ntoskrnl.exe 
   

STATUS

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

MORE INFORMATION

For additional information, 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


MORE INFORMATION

Stack output

IRQL_NOT_LESS_OR_EQUAL (a)
Arg1: fffffff0, memory referenced
Arg2: 00000002, IRQL
Arg3: 00000000, value 0 = read operation, 1 = write operation
Arg4: 8040df56, address which referenced memory
be0d9bfc 8040ec83 87fb8908 00000000 00000000 nt!CcAcquireByteRangeForWrite+0x390
be0d9cd4 8040e626 87f3a0f4 00000000 00000001 nt!CcFlushCache+0x2c7
be0d9d0c 80412efa 890518e8 80476800 836ddb60 nt!CcWriteBehind+0x124
be0d9d78 80416fad 890518e8 00000000 00000000 nt!CcWorkerThread+0x158
be0d9da8 804551f6 890518e8 00000000 00000000 nt!ExpWorkerThread+0xaf
be0d9ddc 8046a512 80416efe 80000000 00000000 nt!PspSystemThreadStartup+0x54
00000000 00000000 00000000 00000000 00000000 nt!KiThreadStartup+0x16

Keywords: kbqfe kbhotfixserver kbfix kbbug KB892045