[  533.012072] gre: GRE over IPv4 demultiplexer driver
[  533.016283] ip6_gre: GRE over IPv6 tunneling driver
[  533.022074] ip6_tunnel: g1 xmit: Local address not yet configured!
[  533.025323] ip6_tunnel: g1 xmit: Local address not yet configured!
[  533.197062] ip6_tunnel: g2 xmit: Local address not yet configured!
[  533.200325] ip6_tunnel: g2 xmit: Local address not yet configured!