[ 1103.364988] gre: GRE over IPv4 demultiplexer driver
[ 1103.370534] ip6_gre: GRE over IPv6 tunneling driver
[ 1103.389159] ip6_tunnel: g1 xmit: Local address not yet configured!
[ 1103.403469] ip6_tunnel: g1 xmit: Local address not yet configured!
[ 1103.989823] ip6_tunnel: g2 xmit: Local address not yet configured!
[ 1103.999291] ip6_tunnel: g2 xmit: Local address not yet configured!