[ 1771.779358][T10457] gre: GRE over IPv4 demultiplexer driver
[ 1772.292207][T10480] ip_gre: GRE over IPv4 tunneling driver
[ 1780.140221][T10827] ping (10827) used greatest stack depth: 23104 bytes left
[ 1788.589797][T11052] ip6_gre: GRE over IPv6 tunneling driver
[ 1799.431524][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1801.479485][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1803.335501][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1805.384496][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1812.852372][T11962] ping (11962) used greatest stack depth: 22432 bytes left