[ 4695.127783][T24821] gre: GRE over IPv4 demultiplexor driver
[ 4697.250015][T24844] ip_gre: GRE over IPv4 tunneling driver
[ 4760.983981][T25424] ip6_gre: GRE over IPv6 tunneling driver
[ 4788.633594][T25675] ping (25675) used greatest stack depth: 23328 bytes left
[ 4805.386449][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4811.530342][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4816.906362][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4822.987339][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4853.155520][T26255] ping (26255) used greatest stack depth: 22480 bytes left