[  575.536406] gre: GRE over IPv4 demultiplexer driver
[  575.539994] ip6_gre: GRE over IPv6 tunneling driver
[  575.546521] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.550940] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.786556] ip6_tunnel: g2 xmit: Local address not yet configured!
[  575.790605] ip6_tunnel: g2 xmit: Local address not yet configured!