[  575.604158] gre: GRE over IPv4 demultiplexer driver
[  575.608005] ip6_gre: GRE over IPv6 tunneling driver
[  575.616177] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.620325] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.836273] ip6_tunnel: g2 xmit: Local address not yet configured!
[  575.840041] ip6_tunnel: g2 xmit: Local address not yet configured!