[  728.741375] gre: GRE over IPv4 demultiplexor driver
[  728.875212] ip_gre: GRE over IPv4 tunneling driver
[  737.492658] ip6_gre: GRE over IPv6 tunneling driver
[  743.097456] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  744.505441] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  745.849445] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  747.257421] ip6_tunnel: tep0 xmit: Local address not yet configured!