[ 1580.067936][T14324] gre: GRE over IPv4 demultiplexer driver
[ 1580.555569][T14348] ip_gre: GRE over IPv4 tunneling driver
[ 1596.455231][T14919] ip6_gre: GRE over IPv6 tunneling driver
[ 1606.682932][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1608.666899][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1610.459886][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1612.507891][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1635.595311][T16412] ping (16412) used greatest stack depth: 23784 bytes left