[ 1602.834683][T30472] gre: GRE over IPv4 demultiplexer driver
[ 1603.354871][T30495] ip_gre: GRE over IPv4 tunneling driver
[ 1619.585849][T31079] ip6_gre: GRE over IPv6 tunneling driver
[ 1630.874408][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1632.922441][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1634.971361][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1637.338383][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1658.246268][T32409] ping (32409) used greatest stack depth: 23024 bytes left
[ 1691.462318][ T1125] ping (1125) used greatest stack depth: 22880 bytes left