[  764.797669] gre: GRE over IPv4 demultiplexor driver
[  764.964618] ip_gre: GRE over IPv4 tunneling driver
[  775.891210] ip6_gre: GRE over IPv6 tunneling driver
[  782.483722] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  784.123756] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  785.363719] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  786.835703] ip6_tunnel: tep0 xmit: Local address not yet configured!