[ 1391.787152][T10776] gre: GRE over IPv4 demultiplexer driver
[ 1392.334403][T10799] ip_gre: GRE over IPv4 tunneling driver
[ 1409.843261][T11371] ip6_gre: GRE over IPv6 tunneling driver
[ 1421.472622][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1423.583603][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1425.568597][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1427.744588][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!