[ 671.313194] gre: GRE over IPv4 demultiplexor driver [ 671.466654] ip_gre: GRE over IPv4 tunneling driver [ 671.795428] ip (9505) used greatest stack depth: 12128 bytes left [ 680.070995] ip6_gre: GRE over IPv6 tunneling driver [ 685.499481] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 686.907487] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 688.251485] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 689.595451] ip6_tunnel: tep0 xmit: Local address not yet configured!