[ 3185.948053][T23665] gre: GRE over IPv4 demultiplexer driver
[ 3187.575970][T23688] ip_gre: GRE over IPv4 tunneling driver
[ 3236.158786][T24266] ip6_gre: GRE over IPv6 tunneling driver
[ 3256.488673][T24516] ping (24516) used greatest stack depth: 23648 bytes left
[ 3264.317668][   T10] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3268.925552][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3273.661551][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3277.758530][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3282.558539][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3413.100485][T26383] ip (26383) used greatest stack depth: 23392 bytes left