[  727.744815] gre: GRE over IPv4 demultiplexer driver
[  727.748290] ip6_gre: GRE over IPv6 tunneling driver
[  727.751543] ip6_tunnel: g1 xmit: Local address not yet configured!
[  727.754246] ip6_tunnel: g1 xmit: Local address not yet configured!
[  727.903894] ip6_tunnel: g2 xmit: Local address not yet configured!
[  727.906445] ip6_tunnel: g2 xmit: Local address not yet configured!