Patch-ID# 116951-10

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Keywords: security ufs directories ufs_dirlook() dirblksiz quota panic umount
Synopsis: SunOS 5.8_x86: ufs patch
Date: Apr/10/2006


Install Requirements: Reboot immediately after patch is installed                      
                      Install in Single User Mode                      
                      
Solaris Release: 8_x86

SunOS Release: 5.8_x86

Unbundled Product: 

Unbundled Release: 

Xref: This patch is available for SPARC as patch 116950

Topic: SunOS 5.8_x86: ufs patch

Relevant Architectures: i386

BugId's fixed with this patch: 4316952 4324361 4353832 4368535 4648917 4723351 4757140 4803148 4936030 4942492 4998030 5003760 5004305 5024217 5106803 6205337 6208896 6350587

Changes incorporated in this version: 4316952 6350587

Patches accumulated and obsoleted by this patch: 

Patches which conflict with this patch: 

Patches required with this patch: 108529-29 110911-03 117001-05 117351-33 (or greater)

Obsoleted by: 

Files included with this patch: 

/kernel/fs/ufs
/usr/lib/fs/ufs/quota

Problem Description:

4316952 ufs_fault_v should not attempt to queue more then 1 handler for a failure event
6350587 threads blocked in cv_wait_sig after a "forced" unmount on error never woken up
 
(from 116951-09)
 
6208896 ufs_dirlook panics with BAD TRAP on bogus fbp->fb_addr
 
(from 116951-08)
 
4324361 onerror=umount on shared file systems will panic system soon after error
4942492 ufs_vget() forcibly umount check broken
 
(from 116951-07)
 
5106803 deadlock panic between ufs_thread_reclaim and lufs_disable.
6205337 executing quotaoff on live FS panics the system
 
(from 116951-06)
 
4368535 logging UFS asked to umount a bad disk then panicked when unmounted 
 
(from 116951-05)
 
4936030 Incorrect lock-ordering in ufs_setsecattr() causes deadlock with UFS logging
 
(from 116951-04)
 
4723351 UFS: file link count is 0
4353832 fsck gives up too easily
5003760 setquota() does NOT update the dquot when it is on the cache list.
5024217 quotactl() in qouta(1M) gives up on first filesystem with no 'quotas' file.
 
(from 116951-03)
 
4998030 umount doesn't complete due to infinite loop in ufs_idle_drain
5004305 UFS bmap functions may determine level of indirection incorrectly
 
(from 116951-02)
 
4648917 certain TOP-level VOP's are not recognized by the lockfs protocol
4757140 file pages can become unusable
 
(from 116951-01)
 
4803148 UFS has issues reading its own directories

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:  Perform patch installation in single user mode.
         Reboot system after patch installation.
 
NOTE 2:  To get the complete fix for bug 5106803 (deadlock panic between
         ufs_thread_reclaim and lufs_disable), please also install the
         following patch:
 
         116954-03 (or greater)  ufs_log patch

README -- Last modified date:  Monday, April 10, 2006