[ 4103.123108][T28789] gre: GRE over IPv4 demultiplexer driver
[ 4104.900088][T28812] ip_gre: GRE over IPv4 tunneling driver
[ 4153.132565][T29383] ip6_gre: GRE over IPv6 tunneling driver
[ 4186.215720][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4191.079643][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4195.239624][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4200.167642][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!