[  420.248389][ T4138] gre: GRE over IPv4 demultiplexer driver
[  420.282966][ T4138] ip6_gre: GRE over IPv6 tunneling driver
[  420.326314][   T68] ip6_tunnel: g1 xmit: Local address not yet configured!
[  420.360398][   T68] ip6_tunnel: g1 xmit: Local address not yet configured!
[  421.989917][   T68] ip6_tunnel: g2 xmit: Local address not yet configured!
[  422.014686][   T68] ip6_tunnel: g2 xmit: Local address not yet configured!