[  575.145551] gre: GRE over IPv4 demultiplexer driver
[  575.148472] ip6_gre: GRE over IPv6 tunneling driver
[  575.155618] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.159276] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.359891] ip6_tunnel: g2 xmit: Local address not yet configured!
[  575.363504] ip6_tunnel: g2 xmit: Local address not yet configured!