[  575.460201] gre: GRE over IPv4 demultiplexer driver
[  575.464761] ip6_gre: GRE over IPv6 tunneling driver
[  575.471557] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.475516] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.694474] ip6_tunnel: g2 xmit: Local address not yet configured!
[  575.698200] ip6_tunnel: g2 xmit: Local address not yet configured!