[  762.200023] gre: GRE over IPv4 demultiplexor driver
[  762.390101] ip_gre: GRE over IPv4 tunneling driver
[  771.946968] ip6_gre: GRE over IPv6 tunneling driver
[  777.655780] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  779.127785] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  780.471785] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  781.879775] ip6_tunnel: tep0 xmit: Local address not yet configured!