[ 1508.992249][  T714] gre: GRE over IPv4 demultiplexer driver
[ 1509.489656][  T737] ip_gre: GRE over IPv4 tunneling driver
[ 1525.719783][ T1308] ip6_gre: GRE over IPv6 tunneling driver
[ 1533.405706][T30133] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1536.156236][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1538.268228][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1540.188229][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1542.172238][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1545.572077][ T2059] ip (2059) used greatest stack depth: 23480 bytes left
[ 1596.299205][ T3819] ping (3819) used greatest stack depth: 23456 bytes left