[  575.514691] gre: GRE over IPv4 demultiplexer driver
[  575.518477] ip6_gre: GRE over IPv6 tunneling driver
[  575.524427] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.528321] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.745355] ip6_tunnel: g2 xmit: Local address not yet configured!
[  575.749039] ip6_tunnel: g2 xmit: Local address not yet configured!