[ 2853.605935][T24820] gre: GRE over IPv4 demultiplexer driver
[ 2855.203610][T24843] ip_gre: GRE over IPv4 tunneling driver
[ 2902.350105][T25414] ip6_gre: GRE over IPv6 tunneling driver
[ 2935.405063][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2940.140979][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2944.172971][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2948.972971][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!