[  788.394047] gre: GRE over IPv4 demultiplexor driver
[  788.562309] ip_gre: GRE over IPv4 tunneling driver
[  797.834700] ip6_gre: GRE over IPv6 tunneling driver
[  803.386634] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  804.794627] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  806.138630] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  807.482614] ip6_tunnel: tep0 xmit: Local address not yet configured!