[ 1680.277908][ T9153] gre: GRE over IPv4 demultiplexer driver
[ 1680.731186][ T9176] ip_gre: GRE over IPv4 tunneling driver
[ 1688.345846][ T9528] ping (9528) used greatest stack depth: 23408 bytes left
[ 1696.745310][ T9755] ip6_gre: GRE over IPv6 tunneling driver
[ 1702.326965][T10005] ping (10005) used greatest stack depth: 23040 bytes left
[ 1704.365349][T10100] ping (10100) used greatest stack depth: 21328 bytes left
[ 1707.197071][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1709.180889][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1711.037879][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1713.085882][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!