[  596.693011] gre: GRE over IPv4 demultiplexer driver
[  596.697136] ip6_gre: GRE over IPv6 tunneling driver
[  596.710701] ip6_tunnel: g1 xmit: Local address not yet configured!
[  596.720487] ip6_tunnel: g1 xmit: Local address not yet configured!
[  597.308443] ip6_tunnel: g2 xmit: Local address not yet configured!
[  597.319167] ip6_tunnel: g2 xmit: Local address not yet configured!