[ 4305.133150][T29273] gre: GRE over IPv4 demultiplexer driver
[ 4306.875352][T29296] ip_gre: GRE over IPv4 tunneling driver
[ 4355.559894][T29868] ip6_gre: GRE over IPv6 tunneling driver
[ 4389.731688][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4394.851588][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4399.267614][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4404.451615][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4573.016669][T32337] ping (32337) used greatest stack depth: 23664 bytes left