[ 1374.926912][T24952] gre: GRE over IPv4 demultiplexer driver
[ 1375.374126][T24975] ip_gre: GRE over IPv4 tunneling driver
[ 1390.866602][T25554] ip6_gre: GRE over IPv6 tunneling driver
[ 1394.408468][T22204] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1398.157544][T25898] ping (25898) used greatest stack depth: 22912 bytes left
[ 1401.016402][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1403.000406][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1404.792410][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1406.776415][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!