[ 4165.531968][T29241] gre: GRE over IPv4 demultiplexer driver
[ 4167.125732][T29264] ip_gre: GRE over IPv4 tunneling driver
[ 4215.205798][T29835] ip6_gre: GRE over IPv6 tunneling driver
[ 4235.507307][T30084] ping (30084) used greatest stack depth: 23440 bytes left
[ 4248.161613][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4253.025586][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4257.184557][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4262.048562][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!