[  592.674455] gre: GRE over IPv4 demultiplexer driver
[  592.679113] ip6_gre: GRE over IPv6 tunneling driver
[  592.694850] ip6_tunnel: g1 xmit: Local address not yet configured!
[  592.705672] ip6_tunnel: g1 xmit: Local address not yet configured!
[  593.327089] ip6_tunnel: g2 xmit: Local address not yet configured!
[  593.336287] ip6_tunnel: g2 xmit: Local address not yet configured!