[ 3199.756867][T27810] gre: GRE over IPv4 demultiplexor driver [ 3200.980621][T27833] ip_gre: GRE over IPv4 tunneling driver [ 3218.180309][T28129] ping (28129) used greatest stack depth: 23472 bytes left [ 3239.328819][T28404] ip6_gre: GRE over IPv6 tunneling driver [ 3244.579941][T12055] ip6_tunnel: tep1 xmit: Local address not yet configured! [ 3266.339724][ C0] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 3270.243740][ C0] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 3273.571686][ C3] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 3277.411712][ C1] ip6_tunnel: tep0 xmit: Local address not yet configured!