Patch-ID# 126126-01


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Keywords: security thread race t_ctx removectx panic
Synopsis: SunOS 5.8_x86: thread patch
Date: Aug/29/2007


Install Requirements: Reboot after installing this patch to activate the changes delivered. An alternative may be specified in the Special Install Instructions.

Solaris Release: 8_x86

SunOS Release: 5.8_x86

Unbundled Product:

Unbundled Release:

Xref: This patch available for SPARC as patch 126125

Topic: SunOS 5.8_x86: thread patch

Relevant Architectures: i386

Bugs fixed with this patch:

Sun CR # Bug #
635109215298215


Changes incorporated in this version:

Patches accumulated and obsoleted by this patch:

Patches which conflict with this patch:

Patches required with this patch: 108529-29 (or greater)

Obsoleted by:

Files included with this patch:

/usr/include/sys/thread.h
/usr/lib/adb/thread

Problem Description:

6351092 race for t_ctx in removectx() can lead to panic


Patch Installation Instructions:
--------------------------------
 
For Solaris 2.0-2.6 releases, refer to the Install.info file and/or
the README within the patch for instructions on using the generic
'installpatch' and 'backoutpatch' scripts provided with each patch.
 
For Solaris 7-10 releases, refer to the man pages for instructions
on using 'patchadd' and 'patchrm' scripts provided with Solaris.
Any other special or non-generic installation instructions should be
described below as special instructions.  The following example
installs a patch to a standalone machine:
 
       example# patchadd /var/spool/patch/104945-02
 
The following example removes a patch from a standalone system:
 
       example# patchrm 104945-02
 
For additional examples please see the appropriate man pages.


Special Install Instructions:
-----------------------------
 
NOTE 1:  To get the complete fix for bugid 6351092 (race for t_ctx in
         removectx() can lead to panic), please also install the following
         patches:
 
         117351-48 (or greater)  kernel patch
         116976-04 (or greater)  kadb patch
         126132-01 (or greater)  crash patch


README -- Last modified date: Saturday, November 10, 2012