[  766.412598] gre: GRE over IPv4 demultiplexer driver
[  766.417326] ip6_gre: GRE over IPv6 tunneling driver
[  766.430061] ip6_tunnel: g1 xmit: Local address not yet configured!
[  766.441049] ip6_tunnel: g1 xmit: Local address not yet configured!
[  767.093232] ip6_tunnel: g2 xmit: Local address not yet configured!
[  767.103987] ip6_tunnel: g2 xmit: Local address not yet configured!