[  185.639248] gre: GRE over IPv4 demultiplexer driver
[  185.643614] ip6_gre: GRE over IPv6 tunneling driver
[  185.656016] ip6_tunnel: g1 xmit: Local address not yet configured!
[  185.666168] ip6_tunnel: g1 xmit: Local address not yet configured!
[  186.231660] ip6_tunnel: g2 xmit: Local address not yet configured!
[  186.242762] ip6_tunnel: g2 xmit: Local address not yet configured!