[  577.546329] gre: GRE over IPv4 demultiplexer driver
[  577.549583] ip6_gre: GRE over IPv6 tunneling driver
[  577.554670] ip6_tunnel: g1 xmit: Local address not yet configured!
[  577.559138] ip6_tunnel: g1 xmit: Local address not yet configured!
[  577.767431] ip6_tunnel: g2 xmit: Local address not yet configured!
[  577.771118] ip6_tunnel: g2 xmit: Local address not yet configured!