[ 2171.371895][T17618] gre: GRE over IPv4 demultiplexor driver
[ 2173.229660][T17641] ip_gre: GRE over IPv4 tunneling driver
[ 2226.921154][T18213] ip6_gre: GRE over IPv6 tunneling driver
[ 2263.344099][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2268.335009][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2272.687004][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2277.679013][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!