[  623.183669] gre: GRE over IPv4 demultiplexer driver
[  623.188077] ip6_gre: GRE over IPv6 tunneling driver
[  623.201646] ip6_tunnel: g1 xmit: Local address not yet configured!
[  623.216581] ip6_tunnel: g1 xmit: Local address not yet configured!
[  623.807914] ip6_tunnel: g2 xmit: Local address not yet configured!
[  623.818398] ip6_tunnel: g2 xmit: Local address not yet configured!