[ 3160.452173][T24829] gre: GRE over IPv4 demultiplexer driver
[ 3162.067385][T24852] ip_gre: GRE over IPv4 tunneling driver
[ 3209.704628][T25423] ip6_gre: GRE over IPv6 tunneling driver
[ 3242.884248][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3247.685172][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3251.845170][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3256.581169][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3331.958537][T26903] ping (26903) used greatest stack depth: 22736 bytes left