[  443.863167] gre: GRE over IPv4 demultiplexer driver
[  443.867678] ip6_gre: GRE over IPv6 tunneling driver
[  443.874008] ip6_tunnel: g1 xmit: Local address not yet configured!
[  443.877729] ip6_tunnel: g1 xmit: Local address not yet configured!
[  444.056630] ip6_tunnel: g2 xmit: Local address not yet configured!
[  444.059687] ip6_tunnel: g2 xmit: Local address not yet configured!