[  567.014436] gre: GRE over IPv4 demultiplexer driver
[  567.018052] ip6_gre: GRE over IPv6 tunneling driver
[  567.023574] ip6_tunnel: g1 xmit: Local address not yet configured!
[  567.027566] ip6_tunnel: g1 xmit: Local address not yet configured!
[  567.181816] ip6_tunnel: g2 xmit: Local address not yet configured!
[  567.184459] ip6_tunnel: g2 xmit: Local address not yet configured!