Article ID: 936051 - Last Review: November 9, 2007 - Revision: 2.4

Hotfix rollup 936051 is available for Subsystem for UNIX-based Applications in Windows Server 2003 R2

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SYMPTOMS

This hotfix rollup for Subsystem for UNIX-based Applications in Windows Server 2003 R2 fixes multiple problems and includes some previous hotfixes. This hotfix rollup contains the following previous hotfixes:
934110  (http://support.microsoft.com/kb/934110/ ) An update is available for Subsystem for UNIX-based Applications in Windows Server 2003 R2 that addresses daylight saving time changes in 2007
933712  (http://support.microsoft.com/kb/933712/ ) FIX: Error message when you try to run many "setuser" function calls at the same time on a computer that is running Subsystem for UNIX-based Applications in Windows Server 2003 R2: "Operation not permitted"
932701  (http://support.microsoft.com/kb/932701/ ) FIX: Stop error message on a Windows Server 2003 R2-based computer that has Subsystem for UNIX-based Applications installed: "000000C2"
This hotfix rollup also fixes the following problems:
  • Multiple concurrent open and close function calls on a file handle introduce a race condition in the Psxdrv.sys file. This race condition may cause Subsystem for UNIX-based Applications in Windows Server 2003 R2 to crash.
  • Temporary files fill up the %WINDIR%\temp folder and the disk when you use Subsystem for UNIX-based Applications in Windows Server 2003 R2.

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 (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 have Subsystem for UNIX-based Applications for Windows Server 2003 R2 installed on the computer.

Restart requirement

You have to restart the 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 item in Control Panel.
Windows Server 2003, x86-based versions
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File nameFile versionFile sizeDateTimePlatform
Posix.exe9.0.3790.301557,8562 6-Sep-200712:41x86
Psxdll.dll9.0.3790.3015248,83226-Sep-200716:43x86
Psxdllsvr.dll9.0.3790.3015299,00826-Sep-200716:43x86
Psxdrv.sys9.0.3790.30157,55226-Sep-200712:41Not Applicable
Psxss.exe9.0.3790.3015570,88026-Sep-200712:41x86
Windows Server 2003 with Service Pack 2, x86-based versions
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File nameFile versionFile sizeDateTimePlatform
Posix.exe9.0.3790.415957,85626-Sep-200713:15x86
Psxdll.dll9.0.3790.4159248,83226-Sep-200717:08x86
Psxdllsvr.dll9.0.3790.4159299,00826-Sep-200717:08x86
Psxdrv.sys9.0.3790.41597,55226-Sep-200713:15Not Applicable
Psxss.exe9.0.3790.4159571,39226-Sep-200713:14x86
Windows Server 2003, x64-based versions
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File nameFile versionFile sizeDateTimePlatform
Posix.exe9.0.3790.301570,6562 6-Sep-200722:52x64
Psxdll.dll9.0.3790.3015286,20826-Sep-200722:52x64
Psxdllsvr.dll9.0.3790.3015334,33626-Sep-200722:52x64
Psxdrv.sys9.0.3790.30158,70426-Sep-200722:52x64
Psxss.exe9.0.3790.3015781,82426-Sep-200722:52x64
Wpsxdllthunkedsvr.dll9.0.3790.3015315,90426-Sep-200722:52x 86
Wpsxdll_thunked.dll9.0.3790.3015265,72826-Sep-200722:52x 86
Windows Server 2003 with Service Pack 2, x64-based versions
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File nameFile versionFile sizeDateTimePlatformSP requirementService branch
Posix.exe9.0.3790.415970,65626-Sep-200715:16x64SP2Not Applicable
Psxdll.dll9.0.3790.4159286,20826-Sep-200715:16x64SP2Not Applicable
Psxdllsvr.dll9.0.3790.4159334,33626-Sep-200715:16x64SP2Not Applicable
Psxdrv.sys9.0.3790.41598,70426-Sep-200715:16x64SP2Not Applicable
Psxss.exe9.0.3790.4159781,82426-Sep-200715:16x64SP2Not Applicable
Wpsxdllthunkedsvr.dll9.0.3790.4159315,90426-Sep-200715:16x86NoneWOW
Wpsxdll_thunked.dll9.0.3790.4159265,72826-Sep-200715:16x86NoneWOW

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  (http://support.microsoft.com/kb/824684/LN/ ) Description of the standard terminology that is used to describe Microsoft software updates

APPLIES TO
  • Microsoft Windows Server 2003 R2 Datacenter Edition (32-Bit x86)
  • Microsoft Windows Server 2003 R2 Datacenter x64 Edition
  • Microsoft Windows Server 2003 R2 Enterprise Edition (32-Bit x86)
  • Microsoft Windows Server 2003 R2 Enterprise x64 Edition
  • Microsoft Windows Server 2003 R2 Standard Edition (32-bit x86)
  • Microsoft Windows Server 2003 R2 Standard x64 Edition
Keywords: 
kbautohotfix kbexpertiseinter kbbug kbfix kbhotfixserver kbqfe kbpubtypekc KB936051
 

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