[ 3156.441894][T28944] gre: GRE over IPv4 demultiplexor driver
[ 3157.589913][T28967] ip_gre: GRE over IPv4 tunneling driver
[ 3191.433197][T29540] ip6_gre: GRE over IPv6 tunneling driver
[ 3214.461336][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3218.109248][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3221.309236][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3224.893257][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!