[  595.720941] gre: GRE over IPv4 demultiplexer driver
[  595.726247] ip6_gre: GRE over IPv6 tunneling driver
[  595.742353] ip6_tunnel: g1 xmit: Local address not yet configured!
[  595.753937] ip6_tunnel: g1 xmit: Local address not yet configured!
[  596.325934] ip6_tunnel: g2 xmit: Local address not yet configured!
[  596.337092] ip6_tunnel: g2 xmit: Local address not yet configured!