[  596.057069] gre: GRE over IPv4 demultiplexer driver
[  596.061921] ip6_gre: GRE over IPv6 tunneling driver
[  596.076115] ip6_tunnel: g1 xmit: Local address not yet configured!
[  596.087629] ip6_tunnel: g1 xmit: Local address not yet configured!
[  596.685607] ip6_tunnel: g2 xmit: Local address not yet configured!
[  596.695270] ip6_tunnel: g2 xmit: Local address not yet configured!