[ 1350.041191][T18102] gre: GRE over IPv4 demultiplexer driver
[ 1350.541548][T18125] ip_gre: GRE over IPv4 tunneling driver
[ 1366.453437][T18696] ip6_gre: GRE over IPv6 tunneling driver
[ 1372.005917][T18946] ping (18946) used greatest stack depth: 23072 bytes left
[ 1376.874247][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1378.922217][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1380.779205][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1382.826222][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1403.994929][T20084] ping (20084) used greatest stack depth: 22576 bytes left