[  567.897893] gre: GRE over IPv4 demultiplexer driver
[  567.901704] ip6_gre: GRE over IPv6 tunneling driver
[  567.907015] ip6_tunnel: g1 xmit: Local address not yet configured!
[  567.909929] ip6_tunnel: g1 xmit: Local address not yet configured!
[  568.070665] ip6_tunnel: g2 xmit: Local address not yet configured!
[  568.073811] ip6_tunnel: g2 xmit: Local address not yet configured!