[ 1387.714617][T14987] gre: GRE over IPv4 demultiplexer driver
[ 1388.191863][T15010] ip_gre: GRE over IPv4 tunneling driver
[ 1393.766495][T15262] ping (15262) used greatest stack depth: 23080 bytes left
[ 1404.095536][T15582] ip6_gre: GRE over IPv6 tunneling driver
[ 1414.472538][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1416.455516][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1418.311506][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1420.295521][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!