[ 3307.094004][T23097] gre: GRE over IPv4 demultiplexor driver
[ 3308.248169][T23120] ip_gre: GRE over IPv4 tunneling driver
[ 3342.327086][T23693] ip6_gre: GRE over IPv6 tunneling driver
[ 3356.346732][T23942] ping (23942) used greatest stack depth: 23008 bytes left
[ 3365.578743][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3369.162455][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3372.298468][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3375.947456][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!