issues with vm after upgrade

daggs daggs at gmx.com
Wed Aug 4 08:30:29 UTC 2021


Greetings Martin ,

> Sent: Wednesday, August 04, 2021 at 11:11 AM
> From: "Martin Kletzander" <mkletzan at redhat.com>
> To: "daggs" <daggs at gmx.com>
> Cc: libvirt-users at redhat.com, dan at berrange.com
> Subject: Re: issues with vm after upgrade
>
> On Tue, Aug 03, 2021 at 08:47:20PM +0200, daggs wrote:
> >> Sent: Tuesday, August 03, 2021 at 6:51 PM
> >> From: "daggs" <daggs at gmx.com>
> >> To: dan at berrange.com
> >> Cc: "Martin Kletzander" <mkletzan at redhat.com>, libvirt-users at redhat.com
> >> Subject: Re: issues with vm after upgrade
> >>
> >> Greetings Daniel,
> >>
> >> > Sent: Tuesday, August 03, 2021 at 6:39 PM
> >> > From: "Daniel P. Berrange" <dan at berrange.com>
> >> > To: "daggs" <daggs at gmx.com>
> >> > Cc: "Martin Kletzander" <mkletzan at redhat.com>, libvirt-users at redhat.com
> >> > Subject: Re: issues with vm after upgrade
> >> >
> >> > On Tue, Aug 03, 2021 at 05:34:53PM +0200, daggs wrote:
> >> > > > Sent: Tuesday, August 03, 2021 at 6:29 PM
> >> > > > From: "Daniel P. Berrange" <dan at berrange.com>
> >> > > > To: "daggs" <daggs at gmx.com>
> >> > > > Cc: "Martin Kletzander" <mkletzan at redhat.com>, libvirt-users at redhat.com
> >> > > > Subject: Re: issues with vm after upgrade
> >> > > >
> >> > > > On Tue, Aug 03, 2021 at 05:21:52PM +0200, daggs wrote:
> >> > > > > Greetings Daniel,
> >> > > > >
> >> > > > > > Sent: Tuesday, August 03, 2021 at 4:12 PM
> >> > > > > > From: "Daniel P. Berrange" <dan at berrange.com>
> >> > > > > > To: "daggs" <daggs at gmx.com>
> >> > > > > > Cc: "Martin Kletzander" <mkletzan at redhat.com>, libvirt-users at redhat.com
> >> > > > > > Subject: Re: issues with vm after upgrade
> >> > > > > >
> >> > > > > > The <audio> element just refers to the *host* backend used for audio
> >> > > > > > playback. It would not affect guest hardware. Further, this has always
> >> > > > > > existed - it just wasn't exposed in the XML previously.
> >> > > > > >
> >> > > > > >
> >> > > > >
> >> > > > > the upgrade changed something, here is the qemu cmd before the upgrade: https://dpaste.com/F2N5T8CT8
> >> > > > > here is after https://dpaste.com/F2N5T8CT8
> >> > > >
> >> > > > Those links are both the same I'm afraid
> >> > > >
> >> > >
> >> > > Duh! my bad!
> >> > > good log: http://dpaste.com/F2N5T8CT8
> >> > > bad log: http://dpaste.com/6ECUHD2J8
> >> >
> >> > The new log has a CLI flag
> >> >
> >> >  -audiodev id=audio1,driver=none
> >> >
> >> > but the old log has an env variable
> >> >
> >> >   QEMU_AUDIO_DRV=none
> >> >
> >> > which should be functionally identical, as QEMU will parse them both
> >> > to the same internal config.
> >> >
> >> > The obvious difference in the logs which can cause your guest to fail
> >> > is the different QEMU version. The old log shows QEMU 5.2.0, while the
> >> > new log shows QEMU 6.0.0
> >> >
> >>
> >> thanks for the help, I went to look why the efi fw and found out that the nvram entry in /etc/libvirt/eqmu.conf was deleted upon update.
> >> I'm sure fixing this will solve he boot issue, hopefully audio issue too.
> >>
> >> Thanks,
> >>
> >> Dagg.
> >>
> >
> >unfortunately, that didn't helped, vm still wont come up, latest log at http://dpaste.com/2XZA4VQZA
> >any ideas?
> >
>
> Seems like the issue is:
>
> 2021-07-16T10:29:19.259409Z qemu-system-x86_64: vfio: Cannot reset device 0000:00:1f.3, no available reset mechanism.
> 2021-07-16T10:29:19.369391Z qemu-system-x86_64: vfio: Cannot reset device 0000:00:1f.3, no available reset mechanism.
>
> did you upgrade anything else?
>

are you sure? you can see the same prints in the good log at http://dpaste.com/F2N5T8CT8

Dagg





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