[  575.906541] gre: GRE over IPv4 demultiplexer driver
[  575.909365] ip6_gre: GRE over IPv6 tunneling driver
[  575.914591] ip6_tunnel: g1 xmit: Local address not yet configured!
[  575.918121] ip6_tunnel: g1 xmit: Local address not yet configured!
[  576.123017] ip6_tunnel: g2 xmit: Local address not yet configured!
[  576.126534] ip6_tunnel: g2 xmit: Local address not yet configured!