[ 1299.331249][T24898] gre: GRE over IPv4 demultiplexer driver
[ 1299.831563][T24921] ip_gre: GRE over IPv4 tunneling driver
[ 1315.673079][T25492] ip6_gre: GRE over IPv6 tunneling driver
[ 1326.204838][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1328.189796][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1330.045790][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1332.092807][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!