[ 3248.505022][T27839] gre: GRE over IPv4 demultiplexor driver
[ 3249.640895][T27862] ip_gre: GRE over IPv4 tunneling driver
[ 3264.338629][T28115] ping (28115) used greatest stack depth: 23616 bytes left
[ 3285.083411][T28435] ip6_gre: GRE over IPv6 tunneling driver
[ 3294.606823][T28590] ping (28590) used greatest stack depth: 23368 bytes left
[ 3297.943373][    T9] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3300.735202][T28684] ping (28684) used greatest stack depth: 23360 bytes left
[ 3313.239289][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3318.487252][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3323.032234][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3327.896269][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3414.376848][T30390] ping (30390) used greatest stack depth: 23040 bytes left