[  592.758653] gre: GRE over IPv4 demultiplexer driver
[  592.763490] ip6_gre: GRE over IPv6 tunneling driver
[  592.775857] ip6_tunnel: g1 xmit: Local address not yet configured!
[  592.786995] ip6_tunnel: g1 xmit: Local address not yet configured!
[  593.395392] ip6_tunnel: g2 xmit: Local address not yet configured!
[  593.405725] ip6_tunnel: g2 xmit: Local address not yet configured!