[  581.247190] gre: GRE over IPv4 demultiplexer driver
[  581.253385] ip6_gre: GRE over IPv6 tunneling driver
[  581.272073] ip6_tunnel: g1 xmit: Local address not yet configured!
[  581.287777] ip6_tunnel: g1 xmit: Local address not yet configured!
[  581.914318] ip6_tunnel: g2 xmit: Local address not yet configured!
[  581.926511] ip6_tunnel: g2 xmit: Local address not yet configured!