[  575.219144] gre: GRE over IPv4 demultiplexer driver
[  575.223735] ip6_gre: GRE over IPv6 tunneling driver
[  575.231258] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.235102] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.445090] ip6_tunnel: g2 xmit: Local address not yet configured!
[  575.448674] ip6_tunnel: g2 xmit: Local address not yet configured!