[ 2917.077223][T22108] gre: GRE over IPv4 demultiplexer driver
[ 2918.728548][T22131] ip_gre: GRE over IPv4 tunneling driver
[ 2965.784351][T22704] ip6_gre: GRE over IPv6 tunneling driver
[ 2985.371231][T22953] ping (22953) used greatest stack depth: 23464 bytes left
[ 2988.981570][   T63] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 2997.556652][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3002.356663][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3006.451616][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3011.252641][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3087.190436][T24185] ping (24185) used greatest stack depth: 23088 bytes left