Bug 245637 - [RHEL5.1][BUG][XEN] Guest OS hangs on IPF montecito
[RHEL5.1][BUG][XEN] Guest OS hangs on IPF montecito
Status: CLOSED ERRATA
Product: Red Hat Enterprise Linux 5
Classification: Red Hat
Component: kernel-xen (Show other bugs)
5.0
ia64 Linux
high Severity high
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Assigned To: Keiichiro Tokunaga
Martin Jenner
: OtherQA
Depends On:
Blocks:
  Show dependency treegraph
 
Reported: 2007-06-25 16:10 EDT by Chris Lalancette
Modified: 2013-07-03 09:47 EDT (History)
7 users (show)

See Also:
Fixed In Version: RHBA-2007-0959
Doc Type: Bug Fix
Doc Text:
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Clone Of:
Environment:
Last Closed: 2007-11-07 14:54:21 EST
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Regression: ---
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CRM:
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oVirt Team: ---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: ---


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Description Chris Lalancette 2007-06-25 16:10:09 EDT
From Fujitsu:

Description of problem:
Guest OS hangs on IPF montecito

How reproducible:
2h stress test like kernel compile and Guest OS hangs.
because of incorrect speclative VHPT walk(TLB related).

Steps to Reproduce:
2h stres test
Guest OS hangs.

Actual results:
Guest OS hangs.

Expected results:
Guest OS works fine.

Additional info:
With applying following patches, it fixes.

xen-ia64-unstable 15047
[IA64] Handle speculative vhpt walk
http://xenbits.xensource.com/ext/xen-ia64-unstable.hg?rev/31be207e005e

xen-ia64-unstable 15010
[IA64] Always insert entry to VHPT's head, or double TLB miss
occurs.
http://xenbits.xensource.com/ext/xen-ia64-unstable.hg?rev/8924215a5f95
Comment 6 Larry Troan 2007-07-09 08:18:30 EDT
On Tue, 2007-06-26 at 15:20 -0400, Peter Martuccelli wrote:
>From Don's patch tracking file the following list of items have been
> moved out to R5.2.  
> 
> Moved out to R5.2:
> ==================
<edited>
> 245637: [RHEL5.1][BUG][XEN] Guest OS hangs on IPF montetito
Comment 7 Martin Jenner 2007-07-09 11:30:50 EDT
QE ack for RHEL 5.1
Comment 8 Don Zickus 2007-07-10 12:21:03 EDT
in 2.6.18-33.el5
You can download this test kernel from http://people.redhat.com/dzickus/el5
Comment 9 Larry Troan 2007-07-11 09:57:27 EDT
QE ACK per comment #7 assumes Fujitsu will test.
Comment 11 Red Hat Bugzilla 2007-07-24 20:52:30 EDT
change QA contact
Comment 12 John Poelstra 2007-08-24 01:23:01 EDT
A fix for this issue should have been included in the packages contained in the
most recent snapshot (partners.redhat.com) for RHEL5.1.  

Requested action: Please verify that your issue is fixed as soon as possible to
ensure that it is included in this update release.

After you (Red Hat Partner) have verified that this issue has been addressed,
please perform the following:
1) Change the *status* of this bug to VERIFIED.
2) Add *keyword* of PartnerVerified (leaving the existing keywords unmodified)

If this issue is not fixed, please add a comment describing the most recent
symptoms of the problem you are having and change the status of the bug to FAILS_QA.

More assistance: If you cannot access bugzilla, please reply with a message to
Issue Tracker and I will change the status for you.  If you need assistance
accessing ftp://partners.redhat.com, please contact your Partner Manager.
Comment 14 errata-xmlrpc 2007-11-07 14:54:21 EST
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 the 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/RHBA-2007-0959.html

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