The Kernel Patch Protection code may incorrectly cross cache lines and cause the Front Side Bus lock to be raised on a computer that is running an x64-based version of Windows Server 2003 Service Pack 2

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Article ID: 952244 - View products that this article applies to.
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SYMPTOMS

The Kernel Patch Protection (KPP) code may incorrectly cross cache lines on a computer that is running an x64-based version of Windows Server 2003 Service Pack 2. Therefore, the Front Side Bus (FSB) lock may be raised.

RESOLUTION

Hotfix information

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.

If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site:
http://support.microsoft.com/contactus/?ws=support
Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.

Prerequisites

To apply this hotfix, you must be running an x64 version of Windows Server 2003 Service Pack 2 on the computer.

Restart requirement

You must restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace any other hotfixes.

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 item in Control Panel.
Windows Server 2003 with Service Pack 2, x64-based versions
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File nameFile versionFile sizeDateTimePlatformSP requirement
Hal.dll5.2.3790.4281280,06429-Apr-200803:07x64SP2
Ntkrnlmp.exe5.2.3790.42814,604,41629-Apr-200803:07x64SP2
Ntoskrnl.exe5.2.3790.42814,534,27229-Apr-200803:07x64SP2

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 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

Properties

Article ID: 952244 - Last Review: May 29, 2008 - Revision: 1.2
APPLIES TO
  • Microsoft Windows Server 2003 Service Pack 2, when used with:
    • Microsoft Windows Server 2003, Standard x64 Edition
    • Microsoft Windows Server 2003, Enterprise x64 Edition
    • Microsoft Windows Server 2003, Datacenter x64 Edition
Keywords: 
kbwinserv2003postsp2fix kbautohotfix kbexpertiseadvanced kbexpertiseinter kbbug kbfix kbhotfixserver kbqfe KB952244

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