[  253.047368] gre: GRE over IPv4 demultiplexer driver
[  253.050337] ip6_gre: GRE over IPv6 tunneling driver
[  253.054019] ip6_tunnel: g1 xmit: Local address not yet configured!
[  253.057213] ip6_tunnel: g1 xmit: Local address not yet configured!
[  253.199044] ip6_tunnel: g2 xmit: Local address not yet configured!
[  253.201409] ip6_tunnel: g2 xmit: Local address not yet configured!