[  491.140313] gre: GRE over IPv4 demultiplexer driver
[  491.144307] ip6_gre: GRE over IPv6 tunneling driver
[  491.148601] ip6_tunnel: g1 xmit: Local address not yet configured!
[  491.152439] ip6_tunnel: g1 xmit: Local address not yet configured!
[  491.329548] ip6_tunnel: g2 xmit: Local address not yet configured!
[  491.332852] ip6_tunnel: g2 xmit: Local address not yet configured!