[  976.126215] gre: GRE over IPv4 demultiplexer driver
[  976.274038] ip_gre: GRE over IPv4 tunneling driver
[  984.742726] ip6_gre: GRE over IPv6 tunneling driver
[  989.980499] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  991.324406] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  992.604411] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  993.948408] ip6_tunnel: tep0 xmit: Local address not yet configured!