Yes, it made libvirt unusable and had to install apparmor it again. Tried again on a linux VM got the same error :
Wed Aug 27 18:20:33 2014 [Z0][VMM][I]: Successfully execute network driver operation: pre. Wed Aug 27 18:20:33 2014 [Z0][VMM][I]: Command execution fail: /var/tmp/one/vmm/kvm/attach_nic 'one-30' '02:00:c0:a8:7a:13' 'virbr0' 'virtio' 'dummy' 30 kvm-node Wed Aug 27 18:20:33 2014 [Z0][VMM][E]: attach_nic: Command "virsh --connect qemu:///system attach-device one-30 <( Wed Aug 27 18:20:33 2014 [Z0][VMM][I]: cat <<EOT Wed Aug 27 18:20:33 2014 [Z0][VMM][I]: <interface type='bridge'> Wed Aug 27 18:20:33 2014 [Z0][VMM][I]: <source bridge='virbr0'/> Wed Aug 27 18:20:33 2014 [Z0][VMM][I]: <mac address='02:00:c0:a8:7a:13'/> Wed Aug 27 18:20:33 2014 [Z0][VMM][I]: <model type='virtio'/> Wed Aug 27 18:20:33 2014 [Z0][VMM][I]: Wed Aug 27 18:20:33 2014 [Z0][VMM][I]: </interface> Wed Aug 27 18:20:33 2014 [Z0][VMM][I]: EOT Wed Aug 27 18:20:33 2014 [Z0][VMM][I]: )" failed: error: Failed to attach device from /dev/fd/63 Wed Aug 27 18:20:33 2014 [Z0][VMM][I]: error: internal error: unable to execute QEMU command 'getfd': No file descriptor supplied via SCM_RIGHTS Wed Aug 27 18:20:33 2014 [Z0][VMM][E]: Could not attach () to one-30 Wed Aug 27 18:20:33 2014 [Z0][VMM][I]: ExitCode: 1 Wed Aug 27 18:20:33 2014 [Z0][VMM][I]: Failed to execute virtualization driver operation: attach_nic. Wed Aug 27 18:20:33 2014 [Z0][VMM][E]: Error attaching new VM NIC: Could not attach () to one-30 On Wed, Aug 27, 2014 at 6:12 PM, Javier Fontan <jfon...@opennebula.org> wrote: > You can try but I think disabling apparmor will make libvirt unusable. > I'm not sure about it. > > On Wed, Aug 27, 2014 at 2:20 PM, kiran ranjane <kiran.ranj...@gmail.com> > wrote: > > Hi Javier, > > > > I am using Ubuntu 14.04 as host OS, Do you want me to disable apparmor? > > > > Regards > > Kiran Ranjane > > > > > > On Wed, Aug 27, 2014 at 5:44 PM, Javier Fontan <jfon...@opennebula.org> > > wrote: > >> > >> There seems to be a problem related with libvirt and selinux. Can you > >> try disabling SElinux and doing the attach again? Virtio nic attach is > >> supported. > >> > >> On Fri, Aug 22, 2014 at 2:01 PM, kiran ranjane <kiran.ranj...@gmail.com > > > >> wrote: > >> > Hello Everyone, > >> > > >> > I am getting error while hot plugging virtio nic model to VM > >> > One 4.8 > >> > Host - Ubuntu 14.04 > >> > VM - Windows 2008 R2 (Virtio Drivers already install in the VM) > >> > > >> > > >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][I]: Command execution fail: > >> > /var/tmp/one/vmm/kvm/attach_nic 'one-15' '02:00:c0:a8:7a:08' 'virbr0' > >> > 'virtio' 'dummy' 15 kvm-node > >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][E]: attach_nic: Command "virsh > >> > --connect > >> > qemu:///system attach-device one-15 <( > >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][I]: cat <<EOT > >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][I]: <interface type='bridge'> > >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][I]: <source bridge='virbr0'/> > >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][I]: <mac > >> > address='02:00:c0:a8:7a:08'/> > >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][I]: <model type='virtio'/> > >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][I]: > >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][I]: </interface> > >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][I]: EOT > >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][I]: )" failed: error: Failed to > >> > attach > >> > device from /dev/fd/63 > >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][I]: error: internal error: unable > to > >> > execute QEMU command 'getfd': No file descriptor supplied via > SCM_RIGHTS > >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][E]: Could not attach () to one-15 > >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][I]: ExitCode: 1 > >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][I]: Failed to execute > virtualization > >> > driver operation: attach_nic. > >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][E]: Error attaching new VM NIC: > Could > >> > not > >> > attach () to one-15 > >> > > >> > Regards > >> > Kiran Ranjane > >> > > >> > _______________________________________________ > >> > Users mailing list > >> > Users@lists.opennebula.org > >> > http://lists.opennebula.org/listinfo.cgi/users-opennebula.org > >> > > >> > >> > >> > >> -- > >> Javier Fontán Muiños > >> Developer > >> OpenNebula - Flexible Enterprise Cloud Made Simple > >> www.OpenNebula.org | @OpenNebula | github.com/jfontan > > > > > > > > -- > Javier Fontán Muiños > Developer > OpenNebula - Flexible Enterprise Cloud Made Simple > www.OpenNebula.org | @OpenNebula | github.com/jfontan >
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