[ 3344.150269][T23675] gre: GRE over IPv4 demultiplexer driver
[ 3345.745163][T23698] ip_gre: GRE over IPv4 tunneling driver
[ 3394.212772][T24270] ip6_gre: GRE over IPv6 tunneling driver
[ 3427.802312][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3432.539210][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3436.699204][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3441.499207][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!