[ 4432.263165][T26057] gre: GRE over IPv4 demultiplexor driver
[ 4434.291055][T26080] ip_gre: GRE over IPv4 tunneling driver
[ 4461.716750][T26333] ping (26333) used greatest stack depth: 22736 bytes left
[ 4497.814103][T26653] ip6_gre: GRE over IPv6 tunneling driver
[ 4540.444468][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4546.203573][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4551.195392][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4557.083408][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!