[  539.886119] gre: GRE over IPv4 demultiplexer driver
[  539.890303] ip6_gre: GRE over IPv6 tunneling driver
[  539.894395] ip6_tunnel: g1 xmit: Local address not yet configured!
[  539.897458] ip6_tunnel: g1 xmit: Local address not yet configured!
[  540.064675] ip6_tunnel: g2 xmit: Local address not yet configured!
[  540.067596] ip6_tunnel: g2 xmit: Local address not yet configured!