[ 4675.625353][T24735] gre: GRE over IPv4 demultiplexor driver
[ 4677.712916][T24758] ip_gre: GRE over IPv4 tunneling driver
[ 4742.893889][T25331] ip6_gre: GRE over IPv6 tunneling driver
[ 4788.111359][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4794.574317][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4800.079320][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4806.350322][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4893.875362][T26618] ping (26618) used greatest stack depth: 23008 bytes left