Bug 701836

Summary:	guest rhel5.7 network can not be resumed from s3
Product:	Red Hat Enterprise Linux 5	Reporter:	FuXiangChun <xfu>
Component:	kvm	Assignee:	Virtualization Maintenance <virt-maint>
Status:	CLOSED NOTABUG	QA Contact:	Virtualization Bugs <virt-bugs>
Severity:	medium	Docs Contact:
Priority:	medium
Version:	5.7	CC:	juzhang, michen, mkenneth, virt-maint
Target Milestone:	rc
Target Release:	---
Hardware:	Unspecified
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2011-05-04 02:50:23 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:

Description FuXiangChun 2011-05-04 02:33:00 UTC

Description of problem:
Run a network process(ping) before do s3, after s3 shell will appear warning messages "ping : sendmsg: no buffer space available", network unavailable. 

Version-Release number of selected component (if applicable):
--host
kvm-83-232.el5
etherboot-zroms-kvm-5.4.4-15.el5
kmod-kvm-debug-83-232.el5
kvm-tools-83-232.el5
kmod-kvm-83-232.el5
kvm-qemu-img-83-232.el5
kvm-debuginfo-83-232.el5

uname -r
2.6.18-259.el5


How reproducible:


Steps to Reproduce:
1./usr/libexec/qemu-kvm -no-hpet -usbdevice tablet -rtc-td-hack -name 57 -smp 2 -m 4G -uuid 9e6f04cf-2ad7-45aa-9333-2d2ee26570c6 -boot c -drive file=/mnt/rhel57.qcow2,if=virtio,cache=none,boot=on,format=qcow2,werror=stop -net nic,vlan=1,macaddr=52:54:00:94:a3:8b,model=virtio -net tap,vlan=1,script=/etc/qemu-ifup -notify all -balloon none -monitor stdio  -vnc :1
2. use vnc connect to guest
3. start a process ping 10.66.11.212
4. echo mem>/sys/power/state
5. check ping process and network status
  
Actual results:
guest resume successfully but network unavailable

Expected results:
network work well after resume


Additional info:

Comment 2 FuXiangChun 2011-05-04 02:50:23 UTC

as s3 do not support virtio nic so it isn't a bug. when changed model to rtl8139,guest work well.