[  575.298963] gre: GRE over IPv4 demultiplexer driver
[  575.302385] ip6_gre: GRE over IPv6 tunneling driver
[  575.308218] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.312357] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.514028] ip6_tunnel: g2 xmit: Local address not yet configured!
[  575.517516] ip6_tunnel: g2 xmit: Local address not yet configured!