[ 1702.136478][T23262] gre: GRE over IPv4 demultiplexer driver
[ 1702.653348][T23285] ip_gre: GRE over IPv4 tunneling driver
[ 1718.942952][T23857] ip6_gre: GRE over IPv6 tunneling driver
[ 1726.836978][T24201] ping (24201) used greatest stack depth: 23072 bytes left
[ 1729.760501][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1731.809452][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1733.728468][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1735.777462][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!