[ 1741.231955][ T7778] gre: GRE over IPv4 demultiplexer driver
[ 1741.749189][ T7801] ip_gre: GRE over IPv4 tunneling driver
[ 1758.463985][ T8379] ip6_gre: GRE over IPv6 tunneling driver
[ 1766.619444][ T8730] ping (8730) used greatest stack depth: 23136 bytes left
[ 1769.535453][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1771.648419][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1773.567418][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1775.680421][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1831.638362][T10904] ping (10904) used greatest stack depth: 22928 bytes left