[  187.233706] gre: GRE over IPv4 demultiplexer driver
[  187.238975] ip6_gre: GRE over IPv6 tunneling driver
[  187.254638] ip6_tunnel: g1 xmit: Local address not yet configured!
[  187.266112] ip6_tunnel: g1 xmit: Local address not yet configured!
[  187.832067] ip6_tunnel: g2 xmit: Local address not yet configured!
[  187.841150] ip6_tunnel: g2 xmit: Local address not yet configured!