[ 3060.289811][T16022] gre: GRE over IPv4 demultiplexor driver
[ 3062.216744][T16046] ip_gre: GRE over IPv4 tunneling driver
[ 3121.958902][T16620] ip6_gre: GRE over IPv6 tunneling driver
[ 3142.134140][T16819] ping (16819) used greatest stack depth: 22832 bytes left
[ 3162.351464][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3168.047377][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3172.910425][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3178.607394][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!