Bug 682101

Summary:	failed to save windows guests
Product:	Red Hat Enterprise Linux 5	Reporter:	Qixiang Wan <qwan>
Component:	xen	Assignee:	Paolo Bonzini <pbonzini>
Status:	CLOSED ERRATA	QA Contact:	Virtualization Bugs <virt-bugs>
Severity:	high	Docs Contact:
Priority:	high
Version:	5.7	CC:	minovotn, mrezanin, pbonzini, xen-maint, yuzhang, yuzhou
Target Milestone:	rc	Keywords:	Regression
Target Release:	---
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:
Fixed In Version:	xen-3.0.3-125.el5	Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2011-07-21 09:14:39 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:

Description Qixiang Wan 2011-03-04 06:15:18 UTC

Description of problem:
cbad352 XenD: Fix setName() code to store new domain name
introduced a regression, now save a windows guest will fail, RHEL guests works well.

Version-Release number of selected component (if applicable):
xen-3.0.3-122.el5

How reproducible:
100%

Steps to Reproduce:
1. boot up a windows guest
2. perform xm save when windows boot up (can't reproduce at the beginning of windows boot)

$ xm save winxp winxp.save
Error: unknown device type: savedstate
Usage: xm save <Domain> <CheckpointFile>

Save a domain state to restore later.
$ xm list
Name                                      ID Mem(MiB) VCPUs State   Time(s)
Domain-0                                   0     4825     2 r-----   1347.8
migrating-winxp                           18     1031     1 -b----    106.1

3. domain name is change as step 2 show, but guest is running actually, and no log found in xend.log
  
Actual results:
save windows guests failed

Expected results:
save windows guest should work

Additional info:
save RHEL guests works well

Comment 1 Michal Novotny 2011-03-04 11:34:36 UTC

I'll investigate this further for the Windows guests.

Michal

Comment 5 Yuyu Zhou 2011-03-09 07:40:54 UTC

This bug is reproduced in xen-3.0.3-124.el5 and verified to be fixed in xen-3.0.3-125.el5.

How to reproduce|verify
1- Update the xen to the specific version and restart xend service
2- start a Windows guest(such as WinXP 32bit HVM guest)
3- #xm save $Domain_ID|$Domain_name $savefile

Result:
1- In xen-3.0.3-124.el5, failed to save windows guests
2- In xen-3.0.3-125.el5, succeed to save windows guests
   Plus,
   #xm restore $savefile
   The restored guest works well.

Comment 6 errata-xmlrpc 2011-07-21 09:14:39 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/RHBA-2011-1070.html

Comment 7 errata-xmlrpc 2011-07-21 12:08:00 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/RHBA-2011-1070.html