[  601.286468] gre: GRE over IPv4 demultiplexer driver
[  601.291337] ip6_gre: GRE over IPv6 tunneling driver
[  601.305759] ip6_tunnel: g1 xmit: Local address not yet configured!
[  601.319559] ip6_tunnel: g1 xmit: Local address not yet configured!
[  601.952166] ip6_tunnel: g2 xmit: Local address not yet configured!
[  601.962374] ip6_tunnel: g2 xmit: Local address not yet configured!