[  401.455285] gre: GRE over IPv4 demultiplexer driver
[  401.459556] ip6_gre: GRE over IPv6 tunneling driver
[  401.463433] ip6_tunnel: g1 xmit: Local address not yet configured!
[  401.467544] ip6_tunnel: g1 xmit: Local address not yet configured!
[  401.636478] ip6_tunnel: g2 xmit: Local address not yet configured!
[  401.639353] ip6_tunnel: g2 xmit: Local address not yet configured!