[ 3875.700484][T19846] gre: GRE over IPv4 demultiplexor driver
[ 3877.690517][T19869] ip_gre: GRE over IPv4 tunneling driver
[ 3937.640345][T20447] ip6_gre: GRE over IPv6 tunneling driver
[ 3980.143237][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3986.160153][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3991.087140][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3997.167136][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4025.873588][T21262] ping (21262) used greatest stack depth: 22944 bytes left