[  575.686429] gre: GRE over IPv4 demultiplexer driver
[  575.690297] ip6_gre: GRE over IPv6 tunneling driver
[  575.696057] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.700152] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.911052] ip6_tunnel: g2 xmit: Local address not yet configured!
[  575.914802] ip6_tunnel: g2 xmit: Local address not yet configured!