[  152.417424] gre: GRE over IPv4 demultiplexer driver
[  152.422196] ip6_gre: GRE over IPv6 tunneling driver
[  152.438629] ip6_tunnel: g1 xmit: Local address not yet configured!
[  152.453539] ip6_tunnel: g1 xmit: Local address not yet configured!
[  153.047949] ip6_tunnel: g2 xmit: Local address not yet configured!
[  153.059092] ip6_tunnel: g2 xmit: Local address not yet configured!