[ 1282.089547][T30958] gre: GRE over IPv4 demultiplexer driver
[ 1282.501999][T30981] ip_gre: GRE over IPv4 tunneling driver
[ 1297.824932][T31564] ip6_gre: GRE over IPv6 tunneling driver
[ 1298.309267][   T73] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1305.105610][T31915] ping (31915) used greatest stack depth: 23344 bytes left
[ 1307.916196][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1309.900214][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1311.692197][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1313.676210][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!