[  575.370392] gre: GRE over IPv4 demultiplexer driver
[  575.375651] ip6_gre: GRE over IPv6 tunneling driver
[  575.381970] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.385443] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.587797] ip6_tunnel: g2 xmit: Local address not yet configured!
[  575.591196] ip6_tunnel: g2 xmit: Local address not yet configured!