[ 1352.358907][T24821] gre: GRE over IPv4 demultiplexer driver
[ 1352.886265][T24844] ip_gre: GRE over IPv4 tunneling driver
[ 1368.936791][T25423] ip6_gre: GRE over IPv6 tunneling driver
[ 1379.497502][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1381.544472][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1383.400483][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1385.449473][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!