What do you mean by "cannot be rebooted"? When you log into the guest and type "reboot", nothing happens? Does init call reboot(2) and the kernel ignores it? All of userspace is properly terminated, and kernel hangs at the actual reboot?
** Also affects: qemu Importance: Undecided Status: New -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1317603 Title: qemu-system-ppc does not terminate on VM exit Status in QEMU: New Status in “qemu” package in Ubuntu: New Bug description: When a VM is created for a p4080-e500mc ; the VM can not be rebooted or terminated. The qemu-system-ppc process must be killed. ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: qemu-system-ppc 2.0.0~rc1+dfsg-0ubuntu3.1 ProcVersionSignature: Ubuntu 3.13.0-24.46-powerpc-e500mc 3.13.9 Uname: Linux 3.13.9+ ppc ApportVersion: 2.14.1-0ubuntu3 Architecture: powerpc Date: Thu May 8 12:20:57 2014 ProcEnviron: TERM=xterm PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash SourcePackage: qemu UpgradeStatus: Upgraded to trusty on 2014-04-29 (9 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1317603/+subscriptions