[  727.749348] gre: GRE over IPv4 demultiplexer driver
[  727.752392] ip6_gre: GRE over IPv6 tunneling driver
[  727.757118] ip6_tunnel: g1 xmit: Local address not yet configured!
[  727.760168] ip6_tunnel: g1 xmit: Local address not yet configured!
[  727.909703] ip6_tunnel: g2 xmit: Local address not yet configured!
[  727.912460] ip6_tunnel: g2 xmit: Local address not yet configured!