[   27.800754] gre: GRE over IPv4 demultiplexer driver
[   27.805103] ip6_gre: GRE over IPv6 tunneling driver
[   27.821669] ip6_tunnel: g1 xmit: Local address not yet configured!
[   27.834734] ip6_tunnel: g1 xmit: Local address not yet configured!
[   28.416579] ip6_tunnel: g2 xmit: Local address not yet configured!
[   28.426970] ip6_tunnel: g2 xmit: Local address not yet configured!