Bug 607483

Summary: [Stratus 5.6 bug] Circular lock dep warning on cfq_exit_lock [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: high Docs Contact:
Priority: high    
Version: 5.6CC: andriusb, bandan.das, chas.horvath, dhoward, jarod, jburke, jmoyer, jparadis, jpirko, nate.dailey, pm-eus, rkhan, robert.evans
Target Milestone: rcKeywords: OtherQA, Regression, ZStream
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
when loading a USB mass storage driver under kernel-debug, a possible circular locking dependency detected warning was triggered. With this update, the warning is no longer displayed and the loading of a USB mass storage driver under kernel-debug works as expected.
Story Points: ---
Clone Of: Environment:
Last Closed: 2010-08-10 18:02:17 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: 582435    
Bug Blocks:    

Description RHEL Program Management 2010-06-24 08:42:49 UTC
This bug has been copied from bug #582435 and has been proposed
to be backported to 5.5 z-stream (EUS).

Comment 4 Jiri Pirko 2010-07-22 10:52:48 UTC
in 2.6.18-194.10.1.el5

Comment 7 errata-xmlrpc 2010-08-10 18:02:17 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 8 Martin Prpič 2010-08-17 10:45:04 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 loading a USB mass storage driver under kernel-debug, a possible circular locking dependency detected  warning was triggered. With this update, the warning is no longer displayed and the loading of a USB mass storage driver under kernel-debug works as expected.