[  978.518710] gre: GRE over IPv4 demultiplexer driver
[  978.667371] ip_gre: GRE over IPv4 tunneling driver
[  987.251848] ip6_gre: GRE over IPv6 tunneling driver
[  992.543384] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  993.887383] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  995.166380] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  996.510383] ip6_tunnel: tep0 xmit: Local address not yet configured!