[  427.350308] gre: GRE over IPv4 demultiplexer driver
[  427.354795] ip6_gre: GRE over IPv6 tunneling driver
[  427.358816] ip6_tunnel: g1 xmit: Local address not yet configured!
[  427.361550] ip6_tunnel: g1 xmit: Local address not yet configured!
[  427.523883] ip6_tunnel: g2 xmit: Local address not yet configured!
[  427.526283] ip6_tunnel: g2 xmit: Local address not yet configured!