Error creating vol: cannot extend file '/mnt/gluster/gv0/cloud-management.img': Invalid argument

Traceback (most recent call last):
 File "/usr/share/virt-manager/virtManager/asyncjob.py", line 45, in cb_wrapper
   callback(asyncjob, *args, **kwargs)
 File "/usr/share/virt-manager/virtManager/createvol.py", line 251, in _async_vol_create
   self.vol.install(meter=meter)
 File "/usr/lib/python2.7/dist-packages/virtinst/Storage.py", line 1213, in install
   vol = self.pool.createXML(xml, 0)
 File "/usr/lib/python2.7/dist-packages/libvirt.py", line 1858, in createXML
   if ret is None:raise libvirtError('virStorageVolCreateXML() failed', pool=self)
libvirtError: cannot extend file '/mnt/gluster/gv0/cloud-management.img': Invalid argument