[  497.393016] gre: GRE over IPv4 demultiplexer driver
[  497.398061] ip6_gre: GRE over IPv6 tunneling driver
[  497.413864] ip6_tunnel: g1 xmit: Local address not yet configured!
[  497.427868] ip6_tunnel: g1 xmit: Local address not yet configured!
[  498.074808] ip6_tunnel: g2 xmit: Local address not yet configured!
[  498.085183] ip6_tunnel: g2 xmit: Local address not yet configured!