[ 2871.830812][T25367] gre: GRE over IPv4 demultiplexor driver
[ 2872.824338][T25390] ip_gre: GRE over IPv4 tunneling driver
[ 2904.128508][T25968] ip6_gre: GRE over IPv6 tunneling driver
[ 2909.942315][   T10] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 2917.045274][T24341] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 2925.365170][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2928.693196][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2931.573229][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2934.965223][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3011.301819][T27942] ping (27942) used greatest stack depth: 23872 bytes left