[  443.875194] gre: GRE over IPv4 demultiplexer driver
[  443.879002] ip6_gre: GRE over IPv6 tunneling driver
[  443.883060] ip6_tunnel: g1 xmit: Local address not yet configured!
[  443.886280] ip6_tunnel: g1 xmit: Local address not yet configured!
[  444.060166] ip6_tunnel: g2 xmit: Local address not yet configured!
[  444.063112] ip6_tunnel: g2 xmit: Local address not yet configured!