[  693.297274] gre: GRE over IPv4 demultiplexer driver
[  693.300504] ip6_gre: GRE over IPv6 tunneling driver
[  693.304216] ip6_tunnel: g1 xmit: Local address not yet configured!
[  693.307224] ip6_tunnel: g1 xmit: Local address not yet configured!
[  693.468477] ip6_tunnel: g2 xmit: Local address not yet configured!
[  693.471273] ip6_tunnel: g2 xmit: Local address not yet configured!