[  693.621215] gre: GRE over IPv4 demultiplexer driver
[  693.624383] ip6_gre: GRE over IPv6 tunneling driver
[  693.629252] ip6_tunnel: g1 xmit: Local address not yet configured!
[  693.632847] ip6_tunnel: g1 xmit: Local address not yet configured!
[  693.796704] ip6_tunnel: g2 xmit: Local address not yet configured!
[  693.799986] ip6_tunnel: g2 xmit: Local address not yet configured!