[  628.839986] gre: GRE over IPv4 demultiplexer driver
[  628.845062] ip6_gre: GRE over IPv6 tunneling driver
[  628.858882] ip6_tunnel: g1 xmit: Local address not yet configured!
[  628.871098] ip6_tunnel: g1 xmit: Local address not yet configured!
[  629.553334] ip6_tunnel: g2 xmit: Local address not yet configured!
[  629.563451] ip6_tunnel: g2 xmit: Local address not yet configured!