A Windows Server 2003-based computer restarts unexpectedly, and a Stop error "0x00000027" occurs

Not sure if this is the right fix? We've added this issue to our memory dump diagnostic which can confirm.

Symptoms

You notice that a Windows Server 2003-based computer restarts unexpectedly. Additionally, the following Stop error occurs:
0x00000027 (parameter1, parameter2, parameter3, parameter4)
When this problem occurs, the following events are logged in the System event log.

Event message 1Event message 2

Cause

This problem occurs because of a synchronization issue in the Redirected Driver Buffering SubSystem (Rdbss.sys) driver. When this issue occurs, the Rdbss.sys driver tries to free a structure that was already freed.

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: 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 have Windows Server 2003 Service Pack 1 or Windows Server 2003 Service Pack 2 installed on the server.

Restart requirement

You have to restart the computer after you apply this hotfix.

Hotfix replacement information


This hotfix does not replace any other previously released hotfixes.

Registry information


To use this hotfix, you do not have to make any changes to the registry.

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 Service Pack 1, x86-based versions

File nameFile versionFile sizeDateTimePlatform
Rdbss.sys5.2.3790.3127177,66424-Apr-200809:57x86

Windows Server 2003 Service Pack 2, x86-based versions

File nameFile versionFile sizeDateTimePlatform
Rdbss.sys5.2.3790.4280177,15225-Apr-200810:50x86

Windows Server 2003 and Windows XP, x64-based versions

File nameFile versionFile sizeDateTimePlatform
Rdbss.sys5.2.3790.3127309,24825-Apr-200812:17x64

Windows Server 2003 Service Pack 2 and Windows XP Service Pack 2, x64-based versions

File nameFile versionFile sizeDateTimePlatform
Rdbss.sys5.2.3790.4280309,24825-Apr-200814:31x64

Windows Server 2003 Service Pack 1, Itanium-based versions

File nameFile versionFile sizeDateTimePlatform
Rdbss.sys5.2.3790.3127487,93625-Apr-200812:17IA-64

Windows Server 2003 Service Pack 2, Itanium-based versions

File nameFile versionFile sizeDateTimePlatform
Rdbss.sys5.2.3790.4280487,93625-Apr-200814:29IA-64

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: 952185 - Last Review: Oct 9, 2014 - Revision: 1

Feedback