[  727.647147] gre: GRE over IPv4 demultiplexor driver
[  727.847720] ip_gre: GRE over IPv4 tunneling driver
[  737.824760] ip6_gre: GRE over IPv6 tunneling driver
[  744.316797] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  745.852806] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  747.260798] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  748.796758] ip6_tunnel: tep0 xmit: Local address not yet configured!