[  729.026204] gre: GRE over IPv4 demultiplexor driver
[  729.172503] ip_gre: GRE over IPv4 tunneling driver
[  737.875155] ip6_gre: GRE over IPv6 tunneling driver
[  743.481413] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  744.889402] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  746.233418] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  747.642382] ip6_tunnel: tep0 xmit: Local address not yet configured!