[  186.764125] gre: GRE over IPv4 demultiplexer driver
[  186.770104] ip6_gre: GRE over IPv6 tunneling driver
[  186.786433] ip6_tunnel: g1 xmit: Local address not yet configured!
[  186.799715] ip6_tunnel: g1 xmit: Local address not yet configured!
[  187.427610] ip6_tunnel: g2 xmit: Local address not yet configured!
[  187.440413] ip6_tunnel: g2 xmit: Local address not yet configured!