Bug 443901

Summary:	RT kernel lock after routing IRQs
Product:	Red Hat Enterprise MRG	Reporter:	Clark Williams <williams>
Component:	realtime-kernel	Assignee:	Michal Schmidt <mschmidt>
Status:	CLOSED NOTABUG	QA Contact:
Severity:	high	Docs Contact:
Priority:	low
Version:	beta	CC:	bhu, duck, jcm
Target Milestone:	---
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2009-09-23 15:20:23 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:

Description Clark Williams 2008-04-23 22:45:54 UTC

Description of problem:
While performing kernel install on RHTS test system ibm-alishan.rhts.redhat.com,
realtime kernel 2.6.24.4-46.el5rt (i686 and x86_64) locked up after routing IRQ's. 

Version-Release number of selected component (if applicable):
kernel-rt-2.6.24.4-46.el5trt

How reproducible:
Seen previously, unsure if the same system.

Additional Information:
32-bit failure logs: http://rhts.redhat.com/cgi-bin/rhts/test_log.cgi?id=2801898
64-bit failure logs: http://rhts.redhat.com/cgi-bin/rhts/test_log.cgi?id=2809209

Comment 1 Clark Williams 2008-04-23 22:46:35 UTC

Don't know if this is failing h/w or if it has some weird PCI architecture we'll
have to workaround/blacklist.

Clark

Comment 2 Michal Schmidt 2008-06-12 07:09:28 UTC

I haven't yet determined the cause of this. And the failing machine has been
unavailable for a while:
 "ibm-alishan not netbooting" -
https://engineering.redhat.com/rt3/Ticket/Display.html?id=24048

Comment 4 Clark Williams 2009-09-23 15:20:23 UTC

closing due to inability to reproduce