OBSOLETE Patch-ID# 121316-02


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Keywords: security doorfs race
Synopsis: Obsoleted by: 122300-03 SunOS 5.9: kernel/sys/doorfs Patch
Date: Aug/10/2006


Install Requirements: Reboot after installing this patch to activate the changes delivered. An alternative may be specified in the Special Install Instructions.
Use Single User Mode (run level S) when installing this patch on an active boot environment. An alternative may be specified in the Special Install Instructions.

Solaris Release: 9

SunOS Release: 5.9

Unbundled Product:

Unbundled Release:

Xref: This patch available for x86 as patch 121317

Topic: SunOS 5.9: kernel/sys/doorfs Patch
	***********************************************************
	NOTE: This patch may contain one or more OEM-specific platform ports.
	      See the appropriate OEM_NOTES file within the patch for
	      information specific to these platforms.
	      DO NOT INSTALL this patch on an OEM system if a corresponding
	      OEM_NOTES file is not present (or is present, but instructs not
	      to install the patch), unless the OEM vendor directs otherwise.
	***********************************************************


Relevant Architectures: sparc sparc.sun4u

Bugs fixed with this patch:

Sun CR # Bug #
503147015206365
627286515266763
632959315289189


Changes incorporated in this version: 6272865 6329593

Patches accumulated and obsoleted by this patch:

Patches which conflict with this patch:

Patches required with this patch: 112233-12 117171-17 (or greater)

Obsoleted by: 122300-03

Files included with this patch:

/kernel/sys/doorfs
/kernel/sys/sparcv9/doorfs
/usr/include/sys/door_data.h

Problem Description:

6272865 race condition between SIGKILL and /proc PCAGENT
6329593 pr_wait_die() can hang while waiting for SIGKILL to be processed
 
(from 121316-01)
 
5031470 doors don't like being both a server and client (race in door_call/door_results)


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:   To get the complete fix for bugid 6272865 (race condition between
        SIGKILL and /proc PCAGENT) and bugid 6329593 (pr_wait_die() can
        hang while waiting for SIGKILL to be processed), please also install
        the following patches:
 
        117125-03 (or greater)  kernel/fs/procfs Patch
        118558-30 (or greater)  Kernel Patch
        113278-14 (or greater)  NFS Daemon, rpcmod Patch


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