[  574.428266] gre: GRE over IPv4 demultiplexer driver
[  574.432689] ip6_gre: GRE over IPv6 tunneling driver
[  574.437191] ip6_tunnel: g1 xmit: Local address not yet configured!
[  574.441281] ip6_tunnel: g1 xmit: Local address not yet configured!
[  574.615560] ip6_tunnel: g2 xmit: Local address not yet configured!
[  574.619163] ip6_tunnel: g2 xmit: Local address not yet configured!