[  890.786795] gre: GRE over IPv4 demultiplexor driver
[  890.925118] ip_gre: GRE over IPv4 tunneling driver
[  899.421260] ip6_gre: GRE over IPv6 tunneling driver
[  904.824466] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  906.232462] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  907.512462] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  908.856423] ip6_tunnel: tep0 xmit: Local address not yet configured!