[ 1477.921297][T17320] gre: GRE over IPv4 demultiplexer driver
[ 1478.408858][T17343] ip_gre: GRE over IPv4 tunneling driver
[ 1495.384106][T17916] ip6_gre: GRE over IPv6 tunneling driver
[ 1506.506124][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1508.618091][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1510.537106][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1512.649090][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!