[ 1312.208636][T31918] gre: GRE over IPv4 demultiplexer driver
[ 1312.767376][T31941] ip_gre: GRE over IPv4 tunneling driver
[ 1320.864843][T32291] ping (32291) used greatest stack depth: 23408 bytes left
[ 1329.427416][T32516] ip6_gre: GRE over IPv6 tunneling driver
[ 1335.441673][   T67] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1340.392352][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1342.441342][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1344.360352][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1346.409336][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1403.510031][ T2611] ping (2611) used greatest stack depth: 23280 bytes left