[ 1394.307006][T27929] gre: GRE over IPv4 demultiplexer driver
[ 1394.851726][T27952] ip_gre: GRE over IPv4 tunneling driver
[ 1413.508905][T28524] ip6_gre: GRE over IPv6 tunneling driver
[ 1419.444902][T28725] ping (28725) used greatest stack depth: 23832 bytes left
[ 1420.948344][T28775] ping (28775) used greatest stack depth: 23824 bytes left
[ 1426.888221][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1429.257131][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1431.433077][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1433.864128][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1460.193716][T29908] ping (29908) used greatest stack depth: 23664 bytes left