[  575.315279] gre: GRE over IPv4 demultiplexer driver
[  575.319959] ip6_gre: GRE over IPv6 tunneling driver
[  575.325097] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.328971] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.533624] ip6_tunnel: g2 xmit: Local address not yet configured!
[  575.537421] ip6_tunnel: g2 xmit: Local address not yet configured!