[   27.782552] gre: GRE over IPv4 demultiplexer driver
[   27.787085] ip6_gre: GRE over IPv6 tunneling driver
[   27.801648] ip6_tunnel: g1 xmit: Local address not yet configured!
[   27.811286] ip6_tunnel: g1 xmit: Local address not yet configured!
[   28.376196] ip6_tunnel: g2 xmit: Local address not yet configured!
[   28.386988] ip6_tunnel: g2 xmit: Local address not yet configured!