[  591.097615] gre: GRE over IPv4 demultiplexer driver
[  591.102476] ip6_gre: GRE over IPv6 tunneling driver
[  591.118018] ip6_tunnel: g1 xmit: Local address not yet configured!
[  591.131899] ip6_tunnel: g1 xmit: Local address not yet configured!
[  591.791238] ip6_tunnel: g2 xmit: Local address not yet configured!
[  591.803217] ip6_tunnel: g2 xmit: Local address not yet configured!