[Bug 1308341] Re: Multiple CPUs causes blue screen on Windows guest

[Krzysztof Cybulski]

I have Windows 7 32bit, and Windows 2008 R2 both expirence this problem, info from Windows 7 BSOD
Host system for this VM is Dell R510,  qemu-kvm_2.0.0~rc1+dfsg-0ubuntu3_amd64.deb 

VM command line:

qemu-system-x86_64 -enable-kvm -name win7_kc -S -machine
pc-1.0,accel=kvm,usb=off -cpu
kvm64,+rdtscp,+pdpe1gb,+dca,+xtpr,+tm2,+est,+vmx,+ds_cpl,+monitor,+pbe,+tm,+ht,+ss,+acpi,+ds,+vme
-m 2048 -realtime mlock=off -smp 4,sockets=4,cores=1,threads=1 -uuid
6358fe75-bef9-3b4a-da4e-d0842e880d4f -no-user-config -nodefaults
-chardev
socket,id=charmonitor,path=/var/lib/libvirt/qemu/win7_kc.monitor,server,nowait
-mon chardev=charmonitor,id=monitor,mode=control -rtc base=localtime
-no-shutdown -boot strict=on -device piix3-usb-
uhci,id=usb,bus=pci.0,addr=0x1.0x2 -device virtio-serial-pci,id=virtio-
serial0,bus=pci.0,addr=0x7 -drive file=/home/VM/win7_kc.img,if=none,id
=drive-virtio-disk0,format=qcow2 -device virtio-blk-
pci,scsi=off,bus=pci.0,addr=0x4,drive=drive-virtio-disk0,id=virtio-
disk0,bootindex=1 -drive file=/mnt/a/virtio-win-0.1-74.iso,if=none,id
=drive-ide0-0-0,readonly=on,format=raw -device ide-
cd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0 -netdev
tap,fd=31,id=hostnet0,vhost=on,vhostfd=34 -device virtio-net-
pci,netdev=hostnet0,id=net0,mac=52:54:00:09:18:1c,bus=pci.0,addr=0x3
-chardev spicevmc,id=charchannel0,name=vdagent -device
virtserialport,bus=virtio-
serial0.0,nr=1,chardev=charchannel0,id=channel0,name=com.redhat.spice.0
-device usb-tablet,id=input0 -spice port=5901,addr=10.50.0.11,disable-
ticketing,plaintext-channel=main,image-compression=auto_glz,seamless-
migration=on -k pl -device qxl-
vga,id=video0,ram_size=67108864,vram_size=67108864,bus=pci.0,addr=0x2
-device intel-hda,id=sound0,bus=pci.0,addr=0x6 -device hda-
duplex,id=sound0-codec0,bus=sound0.0,cad=0 -chardev
spicevmc,id=charredir0,name=usbredir -device usb-
redir,chardev=charredir0,id=redir0 -chardev
spicevmc,id=charredir1,name=usbredir -device usb-
redir,chardev=charredir1,id=redir1 -device virtio-balloon-
pci,id=balloon0,bus=pci.0,addr=0x5


** Attachment added: "BSOD"
   https://bugs.launchpad.net/ubuntu/+source/qemu-kvm/+bug/1308341/+attachment/4107140/+files/win7.png

-- 
You received this bug notification because you are a member of Ubuntu
Server Team, which is subscribed to qemu-kvm in Ubuntu.
https://bugs.launchpad.net/bugs/1308341

Title:
  Multiple CPUs causes blue screen on Windows guest

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/qemu-kvm/+bug/1308341/+subscriptions