[ 4276.792331][T29263] gre: GRE over IPv4 demultiplexer driver
[ 4278.516290][T29286] ip_gre: GRE over IPv4 tunneling driver
[ 4325.904930][T29865] ip6_gre: GRE over IPv6 tunneling driver
[ 4358.815145][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4363.616039][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4367.775070][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4372.575095][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4437.454009][T31195] ping (31195) used greatest stack depth: 23264 bytes left