Re: [Qemu-devel] VirtIO windows driver: viostor.sys not post-installable

[Vadim Rozenfeld <vrozenfe@redhat.com>]

On Sun, 2015-05-31 at 11:26 +0300, Yan Vugenfirer wrote:
> Adding Vadim to the thread.
> 
> > On May 29, 2015, at 5:43 PM, Philipp Hahn <hahn@univention.de>
> > wrote:
> > 
> > Hello,
> > 
> > we tried to migrate some Windows 2008 and 2012 VMs from Xen to KVM,
> > but
> > installing the VirtIO viostor.sys driver fails, because the
> > signature of
> > the driver doesn't seem to match what's stored in the
> > corresponding .cat
> > file.
> > 
> > 
> 
> 
> Can you send the error message you are getting from Windows? If
> possible attach setupapi.log as well (search your system
> for setupapi.*, the location might be different for different OS
> versions).
> 
> > On the other hand installing the drivers during a fresh install from
> > the
> > beginning never had any problems.

Do you use the same installation media for v2v and a fresh install, or
vfd for a fresh install and iso for v2v conversion? 

Thanks,
Vadim.

> > 
> > 
> > We use
> > <https://fedorapeople.org/groups/virt/virtio-win/direct-downloads/archive-virtio/virtio-win-0.1.104-1/virtio-win-0.1.104.iso>
> > but also tried "virtio-win-0.1.103.iso" and "virtio-win-0.1-81.iso".
> > 
> > Running the following command on 0.1.104 prints (among others) the
> > following sha1hash:
> > > "C:\Program Files (x86)\Windows Kits\8.1\bin\x86
> > > \signtool.exe" /verify
> > /v /kp E:\NetKVM\2k12\amd64\netkvm.sys
> > ...
> > > Hash of file (sha1): 135E3AA23217610AEE8046F68550B0BA86F4EAE6
> > 
> > > "C:\Program Files (x86)\Windows Kits\8.1\bin\x86
> > > \signtool.exe" /verify
> > /v /kp E:\viostor\2k12\amd64\viostor.sys
> > ...
> > > Hash of file (sha1): EF11F5E539EEE0A9DB6DF3710A0DAA35066C5607
> > 
> > Looking into the corresponding .cat "Security Catalog File"
> > - netkvm.cat contains the above given hash for netkvm.sys,
> > - viostor.cat contains 55FC4DA2EE96ECC3FD4865680436DCDA6B8C6BDD
> > instead!
> > 
> > Running "sha1sum" on Linux print some completely different hashes,
> > so I
> > don't know what the Microsoft tool actually hash:
> > 
> > > #
> > > sha1sum /cdrom/NetKVM/2k12/amd64/netkvm.sys /cdrom/viostor/2k12/amd64/viostor.sys 
> > > 1aa91c8e1d7680457d92c1875810a79f68af536d
> > >  /cdrom/NetKVM/2k12/amd64/netkvm.sys
> > > f39bc2b561091addfcac30e370227c91700d2698
> > >  /cdrom/viostor/2k12/amd64/viostor.sys
> > 
> > Is this a known issue?
> > 
> 
> 
> There was some mismatch  reported between Windows and sha1sum on
> Linux.
> 
> > 
> > Are there some (working) alternatives?
> > 
> > Are there some Linux tools to work with the .cat files and
> > signatures to
> > make sure they match?
> > 
> > Is there some better mailing list for VirtIO Windows driver issues?
> > 
> 
> 
> Vadim and I monitor qemu-devel, you can also open bug in
> bugzilla.redhat.com for virtio-win component or report an issue
> here: https://github.com/YanVugenfirer/kvm-guest-drivers-windows/issues
> 
> 
> > 
> > 
> > Some more background for our migration procedure:
> > 
> > - The VM was installed some years are on Xen.
> > - The GPLPV drivers were added afterwards.
> > - For the migration the GPLPV drivers were disabled and then
> > removed.
> > - A 2nd VirtIO hard-disk was added in KVM to trigger Windows to
> > request
> > the virstor driver.
> > 
> > If you need any more data, just ask.
> > 
> > Thanks in advance
> > Philipp Hahn
> > 
> > PS: data was copied by hand from Windows, so it might contains
> > copy-paste-errors.
> > -- 
> > Philipp Hahn
> > Open Source Software Engineer
> > 
> > Univention GmbH
> > be open.
> > Mary-Somerville-Str. 1
> > D-28359 Bremen
> > Tel.: +49 421 22232-0
> > Fax : +49 421 22232-99
> > hahn@univention.de
> > 
> > http://www.univention.de/
> > Geschäftsführer: Peter H. Ganten
> > HRB 20755 Amtsgericht Bremen
> > Steuer-Nr.: 71-597-02876
> > 
> 
>