[ 1578.357925][ T1355] gre: GRE over IPv4 demultiplexer driver
[ 1578.825531][ T1378] ip_gre: GRE over IPv4 tunneling driver
[ 1594.957958][ T1949] ip6_gre: GRE over IPv6 tunneling driver
[ 1605.492210][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1607.541181][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1609.461163][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1611.509172][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1632.631339][ T3328] ping (3328) used greatest stack depth: 23232 bytes left