Bug 607486

Summary: RHEL5u4 2.6.18-160.el5: modprobe of acpiphp on system with no hotpluggable stots causes kernel PANIC [rhel-5.5.z]
Product: Red Hat Enterprise Linux 5 Reporter: RHEL Program Management <pm-rhel>
Component: kernelAssignee: Jiri Pirko <jpirko>
Status: CLOSED ERRATA QA Contact: Red Hat Kernel QE team <kernel-qe>
Severity: urgent Docs Contact:
Priority: high    
Version: 5.4CC: dhoward, gregory.fowler, jpirko, pm-eus, prarit, rdoty, rkhan, tao
Target Milestone: rcKeywords: OtherQA, ZStream
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
When no hotpluggable PCIe slots were present on a machine, loading the acpiphp module (using the /sbin/modprobe command) on a Intel Xeon processor 7500 series system caused kernel panic. With these updates, an error message is produced when the aforementioned case occurs and the machine does not panic.
Story Points: ---
Clone Of: Environment:
Last Closed: 2010-08-10 18:02:21 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: 515556    
Bug Blocks:    

Description RHEL Program Management 2010-06-24 08:44:57 UTC
This bug has been copied from bug #515556 and has been proposed
to be backported to 5.5 z-stream (EUS).

Comment 5 Jiri Pirko 2010-07-09 07:01:44 UTC
in 2.6.18-194.9.1.el5

Comment 8 errata-xmlrpc 2010-08-10 18:02:21 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-2010-0610.html

Comment 9 Martin Prpič 2010-08-17 10:46:22 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:
When no hotpluggable PCIe slots were present on a machine, loading the acpiphp module (using the /sbin/modprobe command) on a Intel Xeon processor 7500 series  system caused kernel panic. With these updates, an error message is produced when the aforementioned case occurs and the machine does not panic.