[ 1423.827605][ T3427] gre: GRE over IPv4 demultiplexer driver
[ 1424.277699][ T3450] ip_gre: GRE over IPv4 tunneling driver
[ 1441.226460][ T4022] ip6_gre: GRE over IPv6 tunneling driver
[ 1452.557113][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1454.797078][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1456.652074][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1458.765077][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!