[  575.579902] gre: GRE over IPv4 demultiplexer driver
[  575.583152] ip6_gre: GRE over IPv6 tunneling driver
[  575.589957] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.593891] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.811370] ip6_tunnel: g2 xmit: Local address not yet configured!
[  575.815019] ip6_tunnel: g2 xmit: Local address not yet configured!