[  574.880011] gre: GRE over IPv4 demultiplexer driver
[  574.882986] ip6_gre: GRE over IPv6 tunneling driver
[  574.887623] ip6_tunnel: g1 xmit: Local address not yet configured!
[  574.890633] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.068326] ip6_tunnel: g2 xmit: Local address not yet configured!
[  575.071566] ip6_tunnel: g2 xmit: Local address not yet configured!