[libvirt] Unable to start a VM with USB device

Daniel P. Berrange berrange at redhat.com
Fri Mar 5 19:25:11 UTC 2010


On Fri, Mar 05, 2010 at 01:31:15PM -0500, Cole Robinson wrote:
> On 03/05/2010 12:33 PM, Laurent Léonard wrote:
> > Hi,
> > 
> > I just packaged libvirt 0.7.7 for Debian.
> > 
> > But I can't start a VM with an USB device attached:
> > # virsh start test-vm
> > error: Failed to start domain test-vm
> > error: unable to set security context '107:113' on '/dev/bus/usb/000/000': No 
> > such file or directory
> > 
> > I know there were changes about USB passthrough so I suppose it's a bug.
> > 
> > Thank you,
> > 
> 
> Can you provide the VM XML?

No need, I screwed up.  On domain startup, the security driver code is
running before my code which resolves product/vendor to bus/device. I
missed this because my test machine had the security drivers disabled.

Daniel
-- 
|: Red Hat, Engineering, London    -o-   http://people.redhat.com/berrange/ :|
|: http://libvirt.org -o- http://virt-manager.org -o- http://deltacloud.org :|
|: http://autobuild.org        -o-         http://search.cpan.org/~danberr/ :|
|: GnuPG: 7D3B9505  -o-   F3C9 553F A1DA 4AC2 5648 23C1 B3DF F742 7D3B 9505 :|




More information about the libvir-list mailing list