[  779.708973] gre: GRE over IPv4 demultiplexor driver
[  779.873490] ip_gre: GRE over IPv4 tunneling driver
[  789.701259] ip6_gre: GRE over IPv6 tunneling driver
[  796.278567] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  797.814565] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  799.286565] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  800.822540] ip6_tunnel: tep0 xmit: Local address not yet configured!