[  598.273188] gre: GRE over IPv4 demultiplexer driver
[  598.277287] ip6_gre: GRE over IPv6 tunneling driver
[  598.290326] ip6_tunnel: g1 xmit: Local address not yet configured!
[  598.300229] ip6_tunnel: g1 xmit: Local address not yet configured!
[  598.800306] ip6_tunnel: g2 xmit: Local address not yet configured!
[  598.809597] ip6_tunnel: g2 xmit: Local address not yet configured!