[  812.263289] gre: GRE over IPv4 demultiplexor driver
[  812.444066] ip_gre: GRE over IPv4 tunneling driver
[  822.219714] ip6_gre: GRE over IPv6 tunneling driver
[  828.026542] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  829.498547] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  830.842536] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  832.251511] ip6_tunnel: tep0 xmit: Local address not yet configured!