[ 1547.715977][ T8652] gre: GRE over IPv4 demultiplexer driver
[ 1548.215867][ T8675] ip_gre: GRE over IPv4 tunneling driver
[ 1554.306118][ T8934] ping (8934) used greatest stack depth: 23104 bytes left
[ 1565.266826][ T9253] ip6_gre: GRE over IPv6 tunneling driver
[ 1576.490543][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1578.602513][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1580.521514][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1582.634520][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!