[  775.168063] gre: GRE over IPv4 demultiplexer driver
[  775.173132] ip6_gre: GRE over IPv6 tunneling driver
[  775.186569] ip6_tunnel: g1 xmit: Local address not yet configured!
[  775.198259] ip6_tunnel: g1 xmit: Local address not yet configured!
[  775.799490] ip6_tunnel: g2 xmit: Local address not yet configured!
[  775.810072] ip6_tunnel: g2 xmit: Local address not yet configured!