[ 4375.842434][T29212] gre: GRE over IPv4 demultiplexer driver
[ 4377.507772][T29235] ip_gre: GRE over IPv4 tunneling driver
[ 4427.275533][T29807] ip6_gre: GRE over IPv6 tunneling driver
[ 4461.647422][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4466.576310][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4470.799290][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4475.727325][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4543.112618][T31141] ping (31141) used greatest stack depth: 23216 bytes left