[ 1362.433938][T28756] gre: GRE over IPv4 demultiplexer driver
[ 1362.923651][T28779] ip_gre: GRE over IPv4 tunneling driver
[ 1370.427820][T29125] ping (29125) used greatest stack depth: 23520 bytes left
[ 1378.747805][T29350] ip6_gre: GRE over IPv6 tunneling driver
[ 1389.157523][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1391.141484][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1393.126547][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1395.173763][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!