[  575.089781] gre: GRE over IPv4 demultiplexer driver
[  575.093524] ip6_gre: GRE over IPv6 tunneling driver
[  575.099418] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.103193] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.304747] ip6_tunnel: g2 xmit: Local address not yet configured!
[  575.309033] ip6_tunnel: g2 xmit: Local address not yet configured!