[ 2876.463548][T24815] gre: GRE over IPv4 demultiplexer driver
[ 2878.086523][T24838] ip_gre: GRE over IPv4 tunneling driver
[ 2925.678943][T25409] ip6_gre: GRE over IPv6 tunneling driver
[ 2946.174492][T25658] ping (25658) used greatest stack depth: 22624 bytes left
[ 2958.827760][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2963.627668][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2967.786636][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2972.714684][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!