[ 4377.110975][T29209] gre: GRE over IPv4 demultiplexer driver
[ 4378.774673][T29232] ip_gre: GRE over IPv4 tunneling driver
[ 4428.174211][T29804] ip6_gre: GRE over IPv6 tunneling driver
[ 4462.129790][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4467.313695][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4471.664686][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4476.593678][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4549.348095][T31213] ping (31213) used greatest stack depth: 23136 bytes left