[  607.218649] gre: GRE over IPv4 demultiplexer driver
[  607.223330] ip6_gre: GRE over IPv6 tunneling driver
[  607.237341] ip6_tunnel: g1 xmit: Local address not yet configured!
[  607.248528] ip6_tunnel: g1 xmit: Local address not yet configured!
[  607.795086] ip6_tunnel: g2 xmit: Local address not yet configured!
[  607.804062] ip6_tunnel: g2 xmit: Local address not yet configured!