[ 3230.319672][T27873] gre: GRE over IPv4 demultiplexor driver
[ 3231.675658][T27896] ip_gre: GRE over IPv4 tunneling driver
[ 3252.362581][T28242] ping (28242) used greatest stack depth: 22864 bytes left
[ 3268.094138][T28468] ip6_gre: GRE over IPv6 tunneling driver
[ 3272.627430][T19582] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3285.874834][T26977] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3292.595253][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3296.370256][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3299.571253][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3303.282249][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!