[ 1400.090590][T24938] gre: GRE over IPv4 demultiplexer driver
[ 1400.580551][T24961] ip_gre: GRE over IPv4 tunneling driver
[ 1416.426715][T25532] ip6_gre: GRE over IPv6 tunneling driver
[ 1426.926039][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1428.910011][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1430.767006][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1432.750012][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1455.858877][T27010] ping (27010) used greatest stack depth: 23504 bytes left