Here's a backport for zesty's QEMU, tested with the 4.13.0-7.8 kernel from ppa:canonical-kernel-team/unstable w/ the patch from Comment #10 applied.
** Changed in: qemu (Ubuntu) Status: In Progress => Fix Released -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1710019 Title: support GICv3 ITS save/restore & migration Status in linux package in Ubuntu: Triaged Status in qemu package in Ubuntu: Fix Released Status in linux source package in Xenial: Won't Fix Status in qemu source package in Xenial: Triaged Status in linux source package in Zesty: Triaged Status in qemu source package in Zesty: In Progress Bug description: [Impact] Virtual machines on GICv3-based ARM systems cannot be saved/restored or migrated. This feature was added in QEMU 2.10. [Test Case] ubuntu@grotrian:~$ sudo virsh save 7936-0 7936-0.sav Domain 7936-0 saved to 7936-0.sav ubuntu@grotrian:~$ sudo virsh restore 7396-0.sav error: Failed to restore domain from 7396-0.sav error: operation failed: job: unexpectedly failed ubuntu@grotrian:~$ sudo tail -3 /var/log/libvirt/qemu/7936-0.log 2017-08-10T21:26:38.217427Z qemu-system-aarch64: State blocked by non-migratable device 'arm_gicv3_its' 2017-08-10T21:26:38.217565Z qemu-system-aarch64: load of migration failed: Invalid argument 2017-08-10 21:26:38.217+0000: shutting down, reason=failed [Regression Risk] To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1710019/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp