[ 3040.220443][T25959] gre: GRE over IPv4 demultiplexer driver
[ 3041.809822][T25982] ip_gre: GRE over IPv4 tunneling driver
[ 3089.929662][T26554] ip6_gre: GRE over IPv6 tunneling driver
[ 3110.076116][T26804] ping (26804) used greatest stack depth: 22928 bytes left
[ 3122.472762][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3127.400678][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3131.496680][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3136.233662][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!