[ 4423.709409][T26056] gre: GRE over IPv4 demultiplexor driver [ 4425.683219][T26079] ip_gre: GRE over IPv4 tunneling driver [ 4460.804160][T26426] ping (26426) used greatest stack depth: 22960 bytes left [ 4485.013174][T26651] ip6_gre: GRE over IPv6 tunneling driver [ 4527.028600][ C0] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 4532.916553][ C0] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 4538.036614][ C0] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 4544.245549][ C3] ip6_tunnel: tep0 xmit: Local address not yet configured!