[ 4315.969234][T29280] gre: GRE over IPv4 demultiplexer driver
[ 4317.761817][T29303] ip_gre: GRE over IPv4 tunneling driver
[ 4367.156554][T29875] ip6_gre: GRE over IPv6 tunneling driver
[ 4402.260410][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4407.572319][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4411.924322][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4416.980349][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4489.353909][T31263] ping (31263) used greatest stack depth: 23136 bytes left