[ 3193.550590][T23668] gre: GRE over IPv4 demultiplexer driver
[ 3195.157418][T23691] ip_gre: GRE over IPv4 tunneling driver
[ 3243.554492][T24270] ip6_gre: GRE over IPv6 tunneling driver
[ 3277.752863][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3282.615761][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3286.839754][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3291.832750][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3363.799642][T25659] ping (25659) used greatest stack depth: 23680 bytes left
[ 3463.365211][T26797] ping (26797) used greatest stack depth: 23520 bytes left