[  491.907051] gre: GRE over IPv4 demultiplexer driver
[  491.911260] ip6_gre: GRE over IPv6 tunneling driver
[  491.915310] ip6_tunnel: g1 xmit: Local address not yet configured!
[  491.918063] ip6_tunnel: g1 xmit: Local address not yet configured!
[  492.069917] ip6_tunnel: g2 xmit: Local address not yet configured!
[  492.072456] ip6_tunnel: g2 xmit: Local address not yet configured!