[ 3576.688027][T17480] gre: GRE over IPv4 demultiplexor driver
[ 3578.868539][T17503] ip_gre: GRE over IPv4 tunneling driver
[ 3643.988256][T18075] ip6_gre: GRE over IPv6 tunneling driver
[ 3688.503797][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3694.584682][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3699.767670][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3705.975691][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3791.427361][T19410] ping (19410) used greatest stack depth: 22512 bytes left