[  436.478437] gre: GRE over IPv4 demultiplexer driver
[  436.481186] ip6_gre: GRE over IPv6 tunneling driver
[  436.486433] ip6_tunnel: g1 xmit: Local address not yet configured!
[  436.490640] ip6_tunnel: g1 xmit: Local address not yet configured!
[  436.703954] ip6_tunnel: g2 xmit: Local address not yet configured!
[  436.707820] ip6_tunnel: g2 xmit: Local address not yet configured!