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Korn shell scripts freeze on a computer that is running Windows Vista or Windows Server 2008

View products that this article applies to.

Symptoms

Assume that you install Subsystem for UNIX-based Applications (SUA) on a computer that is running Windows Vista or Windows Server 2008. Additionally, assume that you run a Korn shell script that creates child processes on this computer. In this situation, the main process of the Korn shell script freezes.

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Cause

This issue occurs because the SIGCHLD signal is not delivered to the thread in the Korn shell.

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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 the problem described in this article. 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 website:
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 Windows Vista Service Pack 2 (SP2) or Windows Server 2008 SP2.

For more information about how to obtain a Windows Vista service pack, click the following article number to view the article in the Microsoft Knowledge Base:

935791 How to obtain the latest Windows Vista service pack

For more information about how to obtain a Windows Server 2008 service pack, click the following article number to view the article in the Microsoft Knowledge Base:

968849 How to obtain the latest service pack for Windows Server 2008

Registry information

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

Restart requirement

You must restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace a previously released hotfix.
File information
The global version of this hotfix installs files that have the attributes that are listed in the following tables. The dates and the times for these files are listed in Coordinated Universal Time (UTC). The dates and the times for these files on your local computer are displayed in your local time together with your current daylight saving time (DST) bias. Additionally, the dates and the times may change when you perform certain operations on the files.
Windows Vista and Windows Server 2008 file information notes
Important Windows Vista hotfixes and Windows Server 2008 hotfixes are included in the same packages. However, only "Windows Vista" is listed on the Hotfix Request page. To request the hotfix package that applies to one or both operating systems, select the hotfix that is listed under "Windows Vista" on the page. Always refer to the "Applies To" section in articles to determine the actual operating system that each hotfix applies to.
  • The files that apply to a specific product, SR_Level (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table.
    VersionProductSR_LevelService branch
    6.0.600
    2.
    22xxx    		Windows Vista and Windows Server 2008SP2LDR
  • The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed separately in the "Additional file information for Windows Server 2008 and for Windows Vista" section. MUM files and MANIFEST files, and the associated security catalog (.cat) files, are extremely important to maintaining the state of the updated component. The security catalog files, for which the attributes are not listed, are signed with a Microsoft digital signature.
For all supported x86-based versions of Windows Vista and of Windows Server 2008
File nameFile versionFile sizeDateTimePlatform
Baseu.dnlNot applicable16609-Sep-201112:09Not applicable
Baseu.prmNot applicable1,15309-Sep-201112:09Not applicable
Disablesetuid.iniNot applicable9209-Sep-201112:09Not applicable
Download.urlNot applicable7109-Sep-201112:09Not applicable
Enablesetuid.iniNot applicable9209-Sep-201112:09Not applicable
Posix.exe6.0.6002.2299180,89601-Dec-201201:48x86
Posixsscom.dll6.0.6002.229915,63201-Dec-201203:20x86
Psxdll.dll6.0.6002.22991314,88001-Dec-201203:20x86
Psxdllsvr.dll6.0.6002.22991364,03201-Dec-201203:20x86
Psxdrv.sys6.0.6002.229919,21601-Dec-201201:48x86
Psxrun.exe6.0.6002.2299140,96001-Dec-201201:48x86
Psxss.exe6.0.6002.22991654,84801-Dec-201201:49x86
Suacore-ppdlic.xrm-msNot applicable2,99301-Dec-201203:06Not applicable
Suares.dll6.0.6002.229912,04801-Dec-201201:47x86
Baseu.dnlNot applicable16609-Sep-201112:09Not applicable
Baseu.prmNot applicable1,15309-Sep-201112:09Not applicable
Desktop.iniNot applicable8109-Sep-201112:09Not applicable
Disablesetuid.iniNot applicable9209-Sep-201112:09Not applicable
Download.urlNot applicable7109-Sep-201112:09Not applicable
Enablesetuid.iniNot applicable9209-Sep-201112:09Not applicable
Posix.exe6.0.6002.2299180,89601-Dec-201201:48x86
Posixsscom.dll6.0.6002.229915,63201-Dec-201203:20x86
Psxdll.dll6.0.6002.22991314,88001-Dec-201203:20x86
Psxdllsvr.dll6.0.6002.22991364,03201-Dec-201203:20x86
Psxdrv.sys6.0.6002.229919,21601-Dec-201201:48x86
Psxrun.exe6.0.6002.2299140,96001-Dec-201201:48x86
Psxss.exe6.0.6002.22991654,84801-Dec-201201:49x86
Sua-ppdlic.xrm-msNot applicable2,98101-Dec-201203:06Not applicable
Suagc.exe6.0.6002.229917,68001-Dec-201201:48x86
Suares.dll6.0.6002.229912,04801-Dec-201201:47x86
For all supported x64-based versions of Windows Vista and of Windows Server 2008
File nameFile versionFile sizeDateTimePlatform
Baseu.dnlNot applicable16601-Dec-201111:52Not applicable
Baseu.prmNot applicable1,15301-Dec-201111:52Not applicable
Disablesetuid.iniNot applicable9201-Dec-201111:52Not applicable
Download.urlNot applicable7101-Dec-201111:52Not applicable
Enablesetuid.iniNot applicable9201-Dec-201111:52Not applicable
Posix.exe6.0.6002.2299189,08801-Dec-201202:01x64
Psxdll.dll6.0.6002.22991333,82401-Dec-201203:42x64
Psxdllsvr.dll6.0.6002.22991382,46401-Dec-201203:42x64
Psxdrv.sys6.0.6002.2299110,24001-Dec-201202:01x64
Psxrun.exe6.0.6002.2299144,54401-Dec-201202:01x64
Psxss.exe6.0.6002.22991847,36001-Dec-201202:02x64
Suacore-ppdlic.xrm-msNot applicable2,99301-Dec-201203:22Not applicable
Suares.dll6.0.6002.229912,04801-Dec-201202:01x64
Baseu.dnlNot applicable16601-Dec-201111:52Not applicable
Baseu.prmNot applicable1,15301-Dec-201111:52Not applicable
Desktop.iniNot applicable8101-Dec-201111:52Not applicable
Disablesetuid.iniNot applicable9201-Dec-201111:52Not applicable
Download.urlNot applicable7101-Dec-201111:52Not applicable
Enablesetuid.iniNot applicable9201-Dec-201111:52Not applicable
Posix.exe6.0.6002.2299189,08801-Dec-201202:01x64
Psxdll.dll6.0.6002.22991333,82401-Dec-201203:42x64
Psxdllsvr.dll6.0.6002.22991382,46401-Dec-201203:42x64
Psxdrv.sys6.0.6002.2299110,24001-Dec-201202:01x64
Psxrun.exe6.0.6002.2299144,54401-Dec-201202:01x64
Psxss.exe6.0.6002.22991847,36001-Dec-201202:02x64
Sua-ppdlic.xrm-msNot applicable2,98101-Dec-201203:22Not applicable
Suagc.exe6.0.6002.229918,70401-Dec-201202:01x64
Suares.dll6.0.6002.229912,04801-Dec-201202:01x64
Posixsscom.dll6.0.6002.229915,63201-Dec-201203:20x86
Psxdll.dll6.0.6002.22991333,82401-Dec-201203:20x86
Psxdllsvr.dll6.0.6002.22991382,97601-Dec-201203:20x86
Posixsscom.dll6.0.6002.229915,63201-Dec-201203:20x86
Psxdll.dll6.0.6002.22991333,82401-Dec-201203:20x86
Psxdllsvr.dll6.0.6002.22991382,97601-Dec-201203:20x86
For all supported IA-64-based versions of Windows Server 2008
File nameFile versionFile sizeDateTimePlatform
Baseu.dnlNot applicable16615-Mar-201107:08Not applicable
Baseu.prmNot applicable1,15315-Mar-201107:08Not applicable
Desktop.iniNot applicable8115-Mar-201107:08Not applicable
Disablesetuid.iniNot applicable9215-Mar-201107:08Not applicable
Download.urlNot applicable7115-Mar-201107:08Not applicable
Enablesetuid.iniNot applicable9215-Mar-201107:08Not applicable
Posix.exe6.0.6002.22991181,24801-Dec-201201:01IA-64
Psxdll.dll6.0.6002.22991736,76801-Dec-201202:17IA-64
Psxdllsvr.dll6.0.6002.22991762,36801-Dec-201202:17IA-64
Psxdrv.sys6.0.6002.2299120,48001-Dec-201201:01IA-64
Psxrun.exe6.0.6002.2299175,77601-Dec-201201:01IA-64
Psxss.exe6.0.6002.229911,645,56801-Dec-201201:02IA-64
Sua-ppdlic.xrm-msNot applicable2,98101-Dec-201202:08Not applicable
Suagc.exe6.0.6002.2299116,38401-Dec-201201:01IA-64
Suares.dll6.0.6002.229912,04801-Dec-201201:01IA-64
Posixsscom.dll6.0.6002.229915,63201-Dec-201203:20x86
Psxdll.dll6.0.6002.22991333,82401-Dec-201203:20x86
Psxdllsvr.dll6.0.6002.22991382,97601-Dec-201203:20x86

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Status

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

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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

Additional file information

Additional file information for Windows Vista and for Windows Server 2008

Additional files for all supported x86-based versions of Windows Vista and of Windows Server 2008
File nameX86_subsystem-for-unix-..d-applications-core_31bf3856ad364e35_6.0.6002.22991_none_f66d4e66b6f7c9e2.manifest
File versionNot applicable
File size67,914
Date (UTC)01-Dec-2012
Time (UTC)03:33
PlatformNot applicable
File nameX86_subsystem-for-unix-based-applications_31bf3856ad364e35_6.0.6002.22991_none_75f82c59067b8644.manifest
File versionNot applicable
File size72,810
Date (UTC)01-Dec-2012
Time (UTC)03:33
PlatformNot applicable
Additional files for all supported x64-based versions of Windows Vista and of Windows Server 2008
File nameAmd64_subsystem-for-unix-..d-applications-core_31bf3856ad364e35_6.0.6002.22991_none_528be9ea6f553b18.manifest
File versionNot applicable
File size67,414
Date (UTC)01-Dec-2012
Time (UTC)03:55
PlatformNot applicable
File nameAmd64_subsystem-for-unix-based-applications_31bf3856ad364e35_6.0.6002.22991_none_d216c7dcbed8f77a.manifest
File versionNot applicable
File size73,989
Date (UTC)01-Dec-2012
Time (UTC)03:55
PlatformNot applicable
File nameWow64_subsystem-for-unix-..d-applications-core_31bf3856ad364e35_6.0.6002.22991_none_5ce0943ca3b5fd13.manifest
File versionNot applicable
File size42,587
Date (UTC)01-Dec-2012
Time (UTC)03:26
PlatformNot applicable
File nameWow64_subsystem-for-unix-based-applications_31bf3856ad364e35_6.0.6002.22991_none_dc6b722ef339b975.manifest
File versionNot applicable
File size42,068
Date (UTC)01-Dec-2012
Time (UTC)03:27
PlatformNot applicable
Additional files for all supported IA-64-based versions of Windows Server 2008
File nameIa64_subsystem-for-unix-based-applications_31bf3856ad364e35_6.0.6002.22991_none_75f9d04f06798f40.manifest
File versionNot applicable
File size73,967
Date (UTC)01-Dec-2012
Time (UTC)02:24
PlatformNot applicable
File nameWow64_subsystem-for-unix-based-applications_31bf3856ad364e35_6.0.6002.22991_none_dc6b722ef339b975.manifest
File versionNot applicable
File size42,068
Date (UTC)01-Dec-2012
Time (UTC)03:27
PlatformNot applicable

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Keywords: kb, kbautohotfix, kbqfe, kbhotfixserver, kbfix, kbsurveynew, kbexpertiseadvanced

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Article Info
Article ID : 2790333
Revision : 1
Created on : 1/7/2017
Published on : 1/15/2013
Exists online : False
Views : 194