[  592.168447] gre: GRE over IPv4 demultiplexer driver
[  592.173183] ip6_gre: GRE over IPv6 tunneling driver
[  592.188396] ip6_tunnel: g1 xmit: Local address not yet configured!
[  592.199542] ip6_tunnel: g1 xmit: Local address not yet configured!
[  592.754037] ip6_tunnel: g2 xmit: Local address not yet configured!
[  592.763456] ip6_tunnel: g2 xmit: Local address not yet configured!