[ 1383.662582][T24711] gre: GRE over IPv4 demultiplexer driver
[ 1384.106631][T24734] ip_gre: GRE over IPv4 tunneling driver
[ 1399.488392][T25308] ip6_gre: GRE over IPv6 tunneling driver
[ 1400.001640][T25309] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1404.777476][T25559] ping (25559) used greatest stack depth: 23392 bytes left
[ 1409.496569][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1411.480569][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1413.273563][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1415.257568][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!