[  611.273159] gre: GRE over IPv4 demultiplexer driver
[  611.276088] ip6_gre: GRE over IPv6 tunneling driver
[  611.281514] ip6_tunnel: g1 xmit: Local address not yet configured!
[  611.285348] ip6_tunnel: g1 xmit: Local address not yet configured!
[  611.494983] ip6_tunnel: g2 xmit: Local address not yet configured!
[  611.498480] ip6_tunnel: g2 xmit: Local address not yet configured!