[  491.579783] gre: GRE over IPv4 demultiplexer driver
[  491.584156] ip6_gre: GRE over IPv6 tunneling driver
[  491.588009] ip6_tunnel: g1 xmit: Local address not yet configured!
[  491.591010] ip6_tunnel: g1 xmit: Local address not yet configured!
[  491.752069] ip6_tunnel: g2 xmit: Local address not yet configured!
[  491.754809] ip6_tunnel: g2 xmit: Local address not yet configured!