[  591.743559] gre: GRE over IPv4 demultiplexer driver
[  591.747441] ip6_gre: GRE over IPv6 tunneling driver
[  591.751492] ip6_tunnel: g1 xmit: Local address not yet configured!
[  591.754069] ip6_tunnel: g1 xmit: Local address not yet configured!
[  591.909815] ip6_tunnel: g2 xmit: Local address not yet configured!
[  591.912305] ip6_tunnel: g2 xmit: Local address not yet configured!