Bug 727835

Summary:	xfs_error_report() oops when passed-in mp is NULL [rhel-5.7.z]
Product:	Red Hat Enterprise Linux 5	Reporter:	RHEL Program Management <pm-rhel>
Component:	kernel	Assignee:	Phillip Lougher <plougher>
Status:	CLOSED ERRATA	QA Contact:	Boris Ranto <branto>
Severity:	high	Docs Contact:
Priority:	urgent
Version:	5.7	CC:	bgollahe, branto, ccui, cww, czhang, dhoward, eguan, esandeen, pm-eus, qcai, rwheeler, ssaha, vincent
Target Milestone:	rc	Keywords:	Regression, ZStream
Target Release:	---
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:
Fixed In Version:	kernel-2.6.18-274.2.1.el5	Doc Type:	Bug Fix
Doc Text:	Under some circumstances, error reports within the XFS file system could dereference a NULL pointer cause kernel panic. This update fixes the NULL pointer dereference, and kernel panic no longer occurs	Story Points:	---
Clone Of:		Environment:
Last Closed:	2011-09-13 15:45:57 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	720551
Bug Blocks:

Description RHEL Program Management 2011-08-03 11:21:03 UTC

This bug has been copied from bug #720551 and has been proposed
to be backported to 5.7 z-stream (EUS).

Comment 5 Phillip Lougher 2011-08-15 16:40:58 UTC

in kernel-2.6.18-274.1.1.el5

linux-2.6-fs-xfs-handle-null-mount-struct-in-error-reports.patch

Comment 8 Martin Prpič 2011-09-08 15:00:32 UTC

    Technical note added. If any revisions are required, please edit the "Technical Notes" field
    accordingly. All revisions will be proofread by the Engineering Content Services team.
    
    New Contents:
Under some circumstances, error reports within the XFS file system could dereference a NULL pointer cause kernel panic. This update fixes the NULL pointer dereference, and kernel panic no longer occurs

Comment 9 errata-xmlrpc 2011-09-13 15:45:57 UTC

An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on therefore solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.

http://rhn.redhat.com/errata/RHSA-2011-1212.html