[ 3359.765113][T31307] gre: GRE over IPv4 demultiplexor driver
[ 3360.913086][T31331] ip_gre: GRE over IPv4 tunneling driver
[ 3395.736359][T31904] ip6_gre: GRE over IPv6 tunneling driver
[ 3409.976610][T32154] ping (32154) used greatest stack depth: 23568 bytes left
[ 3415.261902][T32248] ping (32248) used greatest stack depth: 23296 bytes left
[ 3419.477110][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3423.189022][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3426.389017][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3430.101038][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3483.746546][  T864] ping (864) used greatest stack depth: 23008 bytes left