Still could not reproduce. Since KSM shows up in the stack trace, could you try disabling KSM by doing
echo 0 > /sys/kernel/mm/ksm/run and then try again? Please also append your /etc/default/qemu-kvm and the result of virsh dumpxml (winxp_vm_name) to this report. -- 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/710114 Title: kvm/qemu server "freeze" -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs