[  592.694035] gre: GRE over IPv4 demultiplexer driver
[  592.699558] ip6_gre: GRE over IPv6 tunneling driver
[  592.712600] ip6_tunnel: g1 xmit: Local address not yet configured!
[  592.722246] ip6_tunnel: g1 xmit: Local address not yet configured!
[  593.318402] ip6_tunnel: g2 xmit: Local address not yet configured!
[  593.329322] ip6_tunnel: g2 xmit: Local address not yet configured!