[  557.008186] gre: GRE over IPv4 demultiplexor driver
[  557.012333] ip6_gre: GRE over IPv6 tunneling driver
[  557.026712] ip6_tunnel: g1 xmit: Local address not yet configured!
[  557.039190] ip6_tunnel: g1 xmit: Local address not yet configured!
[  557.673720] ip6_tunnel: g2 xmit: Local address not yet configured!
[  557.684669] ip6_tunnel: g2 xmit: Local address not yet configured!