[ 1319.113761][T29395] gre: GRE over IPv4 demultiplexer driver
[ 1319.603979][T29418] ip_gre: GRE over IPv4 tunneling driver
[ 1327.040608][T29765] ping (29765) used greatest stack depth: 23504 bytes left
[ 1335.347183][T29990] ip6_gre: GRE over IPv6 tunneling driver
[ 1345.760965][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1347.744936][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1349.602095][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1351.648940][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1356.170460][T30789] ip (30789) used greatest stack depth: 23040 bytes left