------- Comment From [email protected] 2018-04-30 02:34 EDT-------
(In reply to comment #14)
> This bug was fixed in the package qemu - 1:2.11+dfsg-1ubuntu7
>
> ---------------
> qemu (1:2.11+dfsg-1ubuntu7) bionic; urgency=medium
>
> * d/p/ubuntu/lp-1762854-*: fix issue with SCSI-2 devices denying Protection
> information (LP: #1762854).
> * d/p/ubuntu/lp-1763468-*: fix VSMT handling to fix ppc64el P8/P9 migration
> (LP: #1763468).
>
> -- Christian Ehrhardt <[email protected]>  Wed, 11 Apr 2018
> 07:46:18 +0200

I observe issue with loading cpu state in target now with qemu  (1:2.11
+dfsg-1ubuntu7),

# virsh migrate avocado-vt-vm1-migration qemu+ssh://9.40.194.204/system --live 
--verbose
Migration: [ 99 %]error: internal error: qemu unexpectedly closed the monitor: 
2018-04-30T06:29:00.728297Z qemu-system-ppc64: error while loading state for 
instance 0x0 of device 'cpu'
2018-04-30T06:29:00.735891Z qemu-system-ppc64: load of migration failed: 
Operation not permitted

System configuration:

Ubuntu 18.04 P9 Host:
Kernel - 4.15.0-20-generic
Qemu - 1:2.11+dfsg-1ubuntu7
SLOF - 20170724+dfsg-1ubuntu1
Libvirt - 4.0.0-1ubuntu8

Ubuntu 16.04.4 P8 Host:
Kernel - 4.13.0-39-generic
Qemu - 1:2.5+dfsg-5ubuntu10.25
SLOF - 20151103+dfsg-1ubuntu1.1
Libvirt - 1.3.1-1ubuntu10.21

Ubuntu 16.04.4 P8 Guest:
Kernel - 4.13.0-39-generic

-- Bala

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https://bugs.launchpad.net/bugs/1763468

Title:
  [Ubuntu 18.04] P8 compat mode migration fails for Ubuntu 16.04.4 P8
  Guest from Ubuntu 16.04.4 P8 Host -> Ubuntu 18.04 P9 Host

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