[  785.163276] gre: GRE over IPv4 demultiplexor driver
[  785.326982] ip_gre: GRE over IPv4 tunneling driver
[  794.740811] ip6_gre: GRE over IPv6 tunneling driver
[  800.825480] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  802.297463] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  803.705455] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  805.113425] ip6_tunnel: tep0 xmit: Local address not yet configured!