[ 1516.259000][T28238] gre: GRE over IPv4 demultiplexer driver
[ 1516.773010][T28261] ip_gre: GRE over IPv4 tunneling driver
[ 1533.090904][T28832] ip6_gre: GRE over IPv6 tunneling driver
[ 1543.824446][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1545.872386][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1547.792392][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1549.840384][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!