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Bug 893328

Summary: [virtio-win][balloon]Got BSOD issue while upgrading balloon driver from 1.5.4 to virtio-win-prewhql-44 on rhel6.3.z host
Product: Red Hat Enterprise Linux 6 Reporter: Min Deng <mdeng>
Component: virtio-winAssignee: Vadim Rozenfeld <vrozenfe>
Status: CLOSED WONTFIX QA Contact: Virtualization Bugs <virt-bugs>
Severity: medium Docs Contact:
Priority: medium    
Version: 6.4CC: acathrow, bcao, bsarathy, dawu, dyasny, juzhang, michen
Target Milestone: rcKeywords: Regression
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2013-02-16 09:38:54 UTC Type: Bug
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:

Description Min Deng 2013-01-09 06:30:28 UTC 
Description of problem:
Install guest with the virtio balloon driver and upgrade it to 6.4 while the balloon size is changing by scripts,the guest will got an bsod issue.
Version-Release number of selected component (if applicable):
qemu-img-rhev-0.12.1.2-2.295.el6_3.10.x86_64
kernel-2.6.32-279.20.1.el6.x86_64
virtio-win-1.5.4-1.el6
virtio-win-prewhql-44
How reproducible:
5 times 5 failed
Steps to Reproduce:
1.boot up guest and install balloon driver (virtio-win-1.5.4-1.el6) on the 6.3.z host
  /usr/libexec/qemu-kvm -m 4G -smp 4 -cpu cpu64-rhel6,+x2apic,+sep,family=0xf -usb -device usb-tablet -drive file=win7-64.raw,format=raw,serial=mike,if=none,id=drive-virtio0,cache=none,werror=stop,rerror=stop,boot=on -device ide-drive,drive=drive-virtio0,id=virtio-blk-pci0,bootindex=1 -uuid 5b7f1150-1d7b-41d9-a93e-bd64a74c4711 -no-kvm-pit-reinjection -monitor stdio -vnc :1 -rtc base=localtime,clock=host,driftfix=slew -chardev socket,id=seabios_debug,path=/tmp/monitor-seabios,server,nowait -device isa-debugcon,iobase=0x402,chardev=seabios_debug -M rhel6.3.0 -vga cirrus -drive file=test.raw,format=raw,serial=mike,if=none,id=drive-virtio1,cache=none,werror=stop,rerror=stop -device virtio-blk-pci,addr=0x9,drive=drive-virtio1,id=virtio-blk-pci1 -device virtio-serial-pci,id=virtio-serial0,max_ports=16 -chardev socket,id=channel0,path=/tmp/helloworld,server,nowait -device virtserialport,chardev=channel0,name=com.redhat.rhevm.vdsm,bus=virtio-serial0.0,id=port0 -device virtio-balloon-pci,addr=0x6,bus=pci.0 -netdev tap,sndbuf=0,id=hostnet1,script=/etc/qemu-ifup,downscript=no -device virtio-net-pci,netdev=hostnet1,mac=00:32:37:31:61:26  -chardev socket,id=111a,path=/tmp/tt,server,nowait -mon chardev=111a,mode=readline 
2.run the scripts on another terminal
[root@dhcp-8-139 home]# cat balloonchangesize.sh 
echo balloon 1024|nc -U /tmp/tt ;
#echo migrate -d tcp:10.66.10.147:1234|nc -U /tmp/tt;
for((i=200;i<=4096;i=i+200));
do echo balloon $i |nc -U /tmp/tt; 
sleep 5 ;
echo balloon echo 4096-$i|bc |nc -U /tmp/tt ;
done
3.Upgrade balloon dirver to virtio-win-prewhql-44 ->Device manager-> Upgrade software ...

Actual results:
The guest got an bsod issue
Expected results:
The guest works well

Additional info:
Comment 3 Min Deng 2013-01-11 06:54:08 UTC 
QE can reproduce the bz on rhel6.4 host too.thanks.
Comment 4 Min Deng 2013-01-11 07:24:07 UTC 
(In reply to comment #3)
> QE can reproduce the bz on rhel6.4 host too.thanks.

  The issue cannot be reproduced while upgrading driver from 1.4.0 to 1.5.4.So please double check it,thanks.
Comment 6 Vadim Rozenfeld 2013-02-11 00:34:31 UTC 
Hi Min,
Could you please reproduce the problem with kernel memory dump instead of small?
Thank you,
Vadim.