[  491.229909] gre: GRE over IPv4 demultiplexer driver
[  491.233140] ip6_gre: GRE over IPv6 tunneling driver
[  491.236412] ip6_tunnel: g1 xmit: Local address not yet configured!
[  491.239386] ip6_tunnel: g1 xmit: Local address not yet configured!
[  491.399286] ip6_tunnel: g2 xmit: Local address not yet configured!
[  491.401955] ip6_tunnel: g2 xmit: Local address not yet configured!