[ 4596.397190][T25898] gre: GRE over IPv4 demultiplexor driver
[ 4598.530620][T25923] ip_gre: GRE over IPv4 tunneling driver
[ 4662.168097][T26496] ip6_gre: GRE over IPv6 tunneling driver
[ 4707.012172][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4713.541055][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4718.852067][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4725.188046][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!