[ 3282.908238][T18298] gre: GRE over IPv4 demultiplexor driver
[ 3285.142304][T18321] ip_gre: GRE over IPv4 tunneling driver
[ 3358.709412][T18893] ip6_gre: GRE over IPv6 tunneling driver
[ 3404.720355][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3410.736302][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3415.792263][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3421.873268][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3526.157051][T20320] ping (20320) used greatest stack depth: 22432 bytes left