[ 1587.754672][ T9081] gre: GRE over IPv4 demultiplexer driver
[ 1588.219617][ T9104] ip_gre: GRE over IPv4 tunneling driver
[ 1604.735094][ T9678] ip6_gre: GRE over IPv6 tunneling driver
[ 1612.773053][T10023] ping (10023) used greatest stack depth: 21864 bytes left
[ 1615.689920][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1617.801879][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1619.720900][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1621.769894][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!