[  604.808478] gre: GRE over IPv4 demultiplexer driver
[  604.812393] ip6_gre: GRE over IPv6 tunneling driver
[  604.827132] ip6_tunnel: g1 xmit: Local address not yet configured!
[  604.839732] ip6_tunnel: g1 xmit: Local address not yet configured!
[  605.421136] ip6_tunnel: g2 xmit: Local address not yet configured!
[  605.430609] ip6_tunnel: g2 xmit: Local address not yet configured!