Rhs.exe process crashes during offline of IP address resource in Windows Server 2008 R2 SP1

Symptoms
Assume that you have a Windows Server 2008 R2 Service Pack 1 (SP1)-based failover cluster. When a cluster node is shutting down, the Resource Host Monitor (rhs.exe) process that hosts IP address resource crashes with the STATUS_ACCESS_VIOLATION error, and the cluster resources do not fail over to another node.
Hotfix information
Important If you install a language pack after you install this hotfix, you must reinstall this hotfix. Therefore, we recommend that you install any language packs that you need before you install this hotfix. For more information, see Add language packs to Windows.

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.

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, submit a request to 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: 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 install Service Pack 1 for Windows Server 2008 R2.

Registry information

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

Restart requirement

You may have to 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 Server 2008 R2 file information and notes

Important Windows 7 hotfixes and Windows Server 2008 R2 hotfixes are included in the same packages. However, hotfixes on the Hotfix Request page are listed under both operating systems. To request the hotfix package that applies to one or both operating systems, select the hotfix that is listed under "Windows 7/Windows Server 2008 R2" 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, milestone (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table:
    VersionProductMilestoneService branch
    6.1.760 1.23xxxWindows Server 2008 R2SP1 LDR
  • The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed separately in the "Additional file information" section. MUM, MANIFEST, and the associated security catalog (.cat) files, are very important to maintain the state of the updated components. The security catalog files, for which the attributes are not listed, are signed with a Microsoft digital signature.
For all supported x64-based versions of Windows Server 2008 R2
File nameFile versionFile sizeDateTimePlatform
Clusres.dll6.1.7601.231201,295,36009-Jul-201518:03x64
Clusapi.dll6.1.7601.23120315,39209-Jul-201518:03x64
Resutils.dll6.1.7601.2312086,01609-Jul-201518:03x64
Clusapi.dll6.1.7601.23120231,42409-Jul-201517:39x86
Resutils.dll6.1.7601.2312071,16809-Jul-201517:39x86
For all supported IA-64-based versions of Windows Server 2008 R2

File nameFile versionFile sizeDateTimePlatform
Clusres.dll6.1.7601.231202,142,72009-Jul-201517:06IA-64
Clusapi.dll6.1.7601.23120569,34409-Jul-201517:06IA-64
Resutils.dll6.1.7601.23120184,83209-Jul-201517:06IA-64
Clusapi.dll6.1.7601.23120231,42409-Jul-201517:39x86
Resutils.dll6.1.7601.2312071,16809-Jul-201517:39x86

Additional file information

Additional file information for Windows Server 2008 R2
Additional files for all supported x64-based versions of Windows Server 2008 R2
File propertyValue
File nameAmd64_5d9e55cc0df81b97d9d16bf8ab187208_31bf3856ad364e35_6.1.7601.23120_none_a16c688af0f0b5d7.manifest
File versionNot applicable
File size1,076
Date (UTC)09-Jul-2015
Time (UTC)22:54
PlatformNot applicable
File nameAmd64_bfc318b23435d91affc72e2dd4b48d0c_31bf3856ad364e35_6.1.7601.23120_none_440e65b9dbfd84dd.manifest
File versionNot applicable
File size718
Date (UTC)09-Jul-2015
Time (UTC)22:54
PlatformNot applicable
File nameAmd64_d40508de591bc4c06a2804c1e194e32c_31bf3856ad364e35_6.1.7601.23120_none_53ef65b019d44070.manifest
File versionNot applicable
File size715
Date (UTC)09-Jul-2015
Time (UTC)22:54
PlatformNot applicable
File nameAmd64_microsoft-windows-f..overcluster-clusres_31bf3856ad364e35_6.1.7601.23120_none_1f7b3943ccc46b27.manifest
File versionNot applicable
File size2,693
Date (UTC)09-Jul-2015
Time (UTC)18:30
PlatformNot applicable
File nameAmd64_microsoft-windows-f..rcluster-clientcore_31bf3856ad364e35_6.1.7601.23120_none_efe822846828be52.manifest
File versionNot applicable
File size3,444
Date (UTC)09-Jul-2015
Time (UTC)18:32
PlatformNot applicable
File nameX86_microsoft-windows-f..rcluster-clientcore_31bf3856ad364e35_6.1.7601.23120_none_93c98700afcb4d1c.manifest
File versionNot applicable
File size3,440
Date (UTC)09-Jul-2015
Time (UTC)18:07
PlatformNot applicable
Additional files for all supported IA-64-based versions of Windows Server 2008 R2

File propertyValue
File nameIa64_1e9db56551e84ca11bccda3ddf9adafe_31bf3856ad364e35_6.1.7601.23120_none_9560ae760cff749a.manifest
File versionNot applicable
File size1,074
Date (UTC)09-Jul-2015
Time (UTC)22:54
PlatformNot applicable
File nameIa64_60b7d767d22028125dfec4e106d8bbaa_31bf3856ad364e35_6.1.7601.23120_none_9e56149cbfefac8d.manifest
File versionNot applicable
File size713
Date (UTC)09-Jul-2015
Time (UTC)22:54
PlatformNot applicable
File nameIa64_microsoft-windows-f..overcluster-clusres_31bf3856ad364e35_6.1.7601.23120_none_c35e41b6146502ed.manifest
File versionNot applicable
File size2,691
Date (UTC)09-Jul-2015
Time (UTC)18:13
PlatformNot applicable
File nameIa64_microsoft-windows-f..rcluster-clientcore_31bf3856ad364e35_6.1.7601.23120_none_93cb2af6afc95618.manifest
File versionNot applicable
File size3,442
Date (UTC)09-Jul-2015
Time (UTC)18:16
PlatformNot applicable
File nameX86_microsoft-windows-f..rcluster-clientcore_31bf3856ad364e35_6.1.7601.23120_none_93c98700afcb4d1c.manifest
File versionNot applicable
File size3,440
Date (UTC)09-Jul-2015
Time (UTC)18:07
PlatformNot applicable
Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

More information

Cause

This issue occurs because of a race condition between the background worker thread and the thread that takes last cluster IP version 4 (IPv4) addresses offline. The race condition causes rhs.exe process to crash.
References
See the terminology that Microsoft uses to describe software updates.
Properties

Article ID: 3078412 - Last Review: 08/11/2015 23:29:00 - Revision: 1.0

Windows Server 2008 R2 Service Pack 1

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