[ 4084.657775][T28736] gre: GRE over IPv4 demultiplexer driver
[ 4086.323038][T28759] ip_gre: GRE over IPv4 tunneling driver
[ 4107.374583][T29011] ping (29011) used greatest stack depth: 23440 bytes left
[ 4135.470072][T29330] ip6_gre: GRE over IPv6 tunneling driver
[ 4168.809212][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4173.802127][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4178.025114][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4182.889125][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!