[  729.022641] gre: GRE over IPv4 demultiplexor driver
[  729.197663] ip_gre: GRE over IPv4 tunneling driver
[  738.281988] ip6_gre: GRE over IPv6 tunneling driver
[  744.059480] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  745.467490] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  746.811477] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  748.220458] ip6_tunnel: tep0 xmit: Local address not yet configured!