[  575.102180] gre: GRE over IPv4 demultiplexer driver
[  575.106261] ip6_gre: GRE over IPv6 tunneling driver
[  575.112149] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.116071] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.332439] ip6_tunnel: g2 xmit: Local address not yet configured!
[  575.336155] ip6_tunnel: g2 xmit: Local address not yet configured!