[ 1542.146304][T31710] gre: GRE over IPv4 demultiplexer driver
[ 1542.583220][T31733] ip_gre: GRE over IPv4 tunneling driver
[ 1549.934761][T32081] ping (32081) used greatest stack depth: 23104 bytes left
[ 1558.063262][T32306] ip6_gre: GRE over IPv6 tunneling driver
[ 1563.423439][T32555] ping (32555) used greatest stack depth: 22336 bytes left
[ 1568.136389][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1570.119361][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1571.911358][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1573.895370][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!