[ 3054.723302][T17215] gre: GRE over IPv4 demultiplexor driver
[ 3056.803213][T17238] ip_gre: GRE over IPv4 tunneling driver
[ 3117.119674][T17817] ip6_gre: GRE over IPv6 tunneling driver
[ 3138.026816][T18016] ping (18016) used greatest stack depth: 22480 bytes left
[ 3157.998551][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3163.759485][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3168.686467][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3174.446463][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!