[ 2848.701279][T23664] gre: GRE over IPv4 demultiplexer driver
[ 2850.261210][T23687] ip_gre: GRE over IPv4 tunneling driver
[ 2898.467051][T24272] ip6_gre: GRE over IPv6 tunneling driver
[ 2918.644438][T24522] ping (24522) used greatest stack depth: 22976 bytes left
[ 2931.049034][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2935.912939][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2940.008913][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2944.744957][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!