[  401.244193] gre: GRE over IPv4 demultiplexer driver
[  401.248026] ip6_gre: GRE over IPv6 tunneling driver
[  401.253279] ip6_tunnel: g1 xmit: Local address not yet configured!
[  401.257270] ip6_tunnel: g1 xmit: Local address not yet configured!
[  401.421019] ip6_tunnel: g2 xmit: Local address not yet configured!
[  401.423612] ip6_tunnel: g2 xmit: Local address not yet configured!