[ 1674.067232][T10646] gre: GRE over IPv4 demultiplexer driver
[ 1674.537537][T10669] ip_gre: GRE over IPv4 tunneling driver
[ 1690.036906][T11240] ip6_gre: GRE over IPv6 tunneling driver
[ 1697.399754][T11583] ping (11583) used greatest stack depth: 23320 bytes left
[ 1700.228743][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1702.213698][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1704.068699][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1706.052701][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!