[  575.664127] gre: GRE over IPv4 demultiplexer driver
[  575.667637] ip6_gre: GRE over IPv6 tunneling driver
[  575.674005] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.677552] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.893468] ip6_tunnel: g2 xmit: Local address not yet configured!
[  575.897068] ip6_tunnel: g2 xmit: Local address not yet configured!