[  665.800545] gre: GRE over IPv4 demultiplexor driver
[  665.954371] ip_gre: GRE over IPv4 tunneling driver
[  674.704122] ip6_gre: GRE over IPv6 tunneling driver
[  680.250502] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  681.658491] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  683.002498] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  684.411456] ip6_tunnel: tep0 xmit: Local address not yet configured!