[ 3343.767307][T28742] gre: GRE over IPv4 demultiplexor driver
[ 3344.956358][T28765] ip_gre: GRE over IPv4 tunneling driver
[ 3378.906960][T29338] ip6_gre: GRE over IPv6 tunneling driver
[ 3403.002721][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3406.843591][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3410.107704][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3413.819603][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3535.359511][T31855] ping (31855) used greatest stack depth: 22592 bytes left