[  604.060679] gre: GRE over IPv4 demultiplexer driver
[  604.065875] ip6_gre: GRE over IPv6 tunneling driver
[  604.080629] ip6_tunnel: g1 xmit: Local address not yet configured!
[  604.092526] ip6_tunnel: g1 xmit: Local address not yet configured!
[  604.606802] ip6_tunnel: g2 xmit: Local address not yet configured!
[  604.615307] ip6_tunnel: g2 xmit: Local address not yet configured!