[ 1393.510894][T27482] gre: GRE over IPv4 demultiplexer driver
[ 1394.005812][T27505] ip_gre: GRE over IPv4 tunneling driver
[ 1399.503162][T27757] ping (27757) used greatest stack depth: 23976 bytes left
[ 1401.478579][T27851] ping (27851) used greatest stack depth: 23584 bytes left
[ 1409.798896][T28076] ip6_gre: GRE over IPv6 tunneling driver
[ 1420.164434][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1422.147402][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1424.003406][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1425.987402][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1478.597575][T30588] ping (30588) used greatest stack depth: 22928 bytes left