On Fri, Jul 9, 2021 at 5:57 PM nroach44--- via Users <[email protected]> wrote:
>
> Hi All,
>
> After upgrading some of my hosts to 4.4.7, and after fixing the policy issue, 
> I'm no longer able to migrate VMs to or from 4.4.7 hosts. Starting them works 
> fine regardless of the host version.
>
> HE 4.4.7.6-1.el8, Linux and Windows VMs.
>
> The log on the receiving end (4.4.7 in this case):
> VDSM:
> 2021-07-09 22:02:17,491+0800 INFO  (libvirt/events) [vds] Channel state for 
> vm_id=5d11885a-37d3-4f68-a953-72d808f43cdd changed from=UNKNOWN(-1) 
> to=disconnected(2) (qemuguestagent:289)
> 2021-07-09 22:02:55,537+0800 INFO  (libvirt/events) [virt.vm] 
> (vmId='5d11885a-37d3-4f68-a953-72d808f43cdd') underlying process disconnected 
> (vm:1134)
> 2021-07-09 22:02:55,537+0800 INFO  (libvirt/events) [virt.vm] 
> (vmId='5d11885a-37d3-4f68-a953-72d808f43cdd') Release VM resources (vm:5313)
> 2021-07-09 22:02:55,537+0800 INFO  (libvirt/events) [virt.vm] 
> (vmId='5d11885a-37d3-4f68-a953-72d808f43cdd') Stopping connection 
> (guestagent:438)
> 2021-07-09 22:02:55,539+0800 INFO  (libvirt/events) [virt.vm] 
> (vmId='5d11885a-37d3-4f68-a953-72d808f43cdd') Stopping connection 
> (guestagent:438)
> 2021-07-09 22:02:55,539+0800 INFO  (libvirt/events) [vdsm.api] START 
> inappropriateDevices(thiefId='5d11885a-37d3-4f68-a953-72d808f43cdd') 
> from=internal, task_id=7abe370b-13bc-4c49-bf02-2e40db142250 (api:48)
> 2021-07-09 22:02:55,544+0800 WARN  (vm/5d11885a) [virt.vm] 
> (vmId='5d11885a-37d3-4f68-a953-72d808f43cdd') Couldn't destroy incoming VM: 
> Domain not found: no domain with matching uuid 
> '5d11885a-37d3-4f68-a953-72d808f43cdd' (vm:4046)
> 2021-07-09 22:02:55,544+0800 INFO  (vm/5d11885a) [virt.vm] 
> (vmId='5d11885a-37d3-4f68-a953-72d808f43cdd') Changed state to Down: VM 
> destroyed during the startup (code=10) (vm:1895)
>
> syslog shows:
> Jul 09 22:35:01 HOSTNAME abrt-hook-ccpp[177862]: Process 177022 (qemu-kvm) of 
> user 107 killed by SIGABRT - dumping core
>
> qemu:
> qemu-kvm: ../util/yank.c:107: yank_unregister_instance: Assertion 
> `QLIST_EMPTY(&entry->yankfns)' failed.
> 2021-07-09 14:02:54.521+0000: shutting down, reason=failed

Looks like another qemu 6.0.0 regression. Please file ovirt bug for this.

Note that on RHEL we are still using qemu 5.2.0. qemu 6.0.0 is expected
in RHEL 8.5.

> When migrating from 4.4.7 to 4.4.6, syslog shows:
> Jul 09 22:36:36 HOSTNAME libvirtd[2775]: unsupported configuration: unknown 
> audio type 'spice'

Sharing vm xml can help to understand this issue.

Milan, did we test migration from 4.4.7 to 4.4.6?

Nir
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