[ 1316.718452][T30818] gre: GRE over IPv4 demultiplexer driver
[ 1317.268332][T30841] ip_gre: GRE over IPv4 tunneling driver
[ 1323.319575][T31093] ping (31093) used greatest stack depth: 23408 bytes left
[ 1334.309733][T31412] ip6_gre: GRE over IPv6 tunneling driver
[ 1345.526116][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1347.638100][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1349.558104][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1351.670116][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1374.204856][  T326] ping (326) used greatest stack depth: 23384 bytes left