[ 4482.972331][T29277] gre: GRE over IPv4 demultiplexer driver
[ 4484.545447][T29300] ip_gre: GRE over IPv4 tunneling driver
[ 4531.516081][T29873] ip6_gre: GRE over IPv6 tunneling driver
[ 4563.957595][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4568.630497][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4572.725534][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4577.525500][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4652.889499][T31347] ping (31347) used greatest stack depth: 23184 bytes left