[ 3131.059556][T23674] gre: GRE over IPv4 demultiplexer driver
[ 3132.596624][T23697] ip_gre: GRE over IPv4 tunneling driver
[ 3179.742483][T24277] ip6_gre: GRE over IPv6 tunneling driver
[ 3199.375160][T24526] ping (24526) used greatest stack depth: 23616 bytes left
[ 3211.843886][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3216.642815][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3220.803820][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3225.666818][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!