[ 3268.156213][T22125] gre: GRE over IPv4 demultiplexer driver
[ 3269.799935][T22149] ip_gre: GRE over IPv4 tunneling driver
[ 3317.758816][T22729] ip6_gre: GRE over IPv6 tunneling driver
[ 3345.276638][T23072] ping (23072) used greatest stack depth: 23536 bytes left
[ 3350.335021][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3355.197978][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3359.357999][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3364.223021][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!