[  493.433216] gre: GRE over IPv4 demultiplexer driver
[  493.436703] ip6_gre: GRE over IPv6 tunneling driver
[  493.444646] ip6_tunnel: g1 xmit: Local address not yet configured!
[  493.449128] ip6_tunnel: g1 xmit: Local address not yet configured!
[  493.690765] ip6_tunnel: g2 xmit: Local address not yet configured!
[  493.694806] ip6_tunnel: g2 xmit: Local address not yet configured!