[  520.239772][ T4831] gre: GRE over IPv4 demultiplexer driver
[  520.278397][ T4831] ip6_gre: GRE over IPv6 tunneling driver
[  520.319103][   T12] ip6_tunnel: g1 xmit: Local address not yet configured!
[  520.348466][   T12] ip6_tunnel: g1 xmit: Local address not yet configured!
[  521.752076][   T12] ip6_tunnel: g2 xmit: Local address not yet configured!
[  521.780354][   T12] ip6_tunnel: g2 xmit: Local address not yet configured!