[  603.351117] gre: GRE over IPv4 demultiplexer driver
[  603.354695] ip6_gre: GRE over IPv6 tunneling driver
[  603.360006] ip6_tunnel: g1 xmit: Local address not yet configured!
[  603.363997] ip6_tunnel: g1 xmit: Local address not yet configured!
[  603.512202] ip6_tunnel: g2 xmit: Local address not yet configured!
[  603.514739] ip6_tunnel: g2 xmit: Local address not yet configured!