[ 3460.488684][T28825] gre: GRE over IPv4 demultiplexor driver
[ 3461.673973][T28848] ip_gre: GRE over IPv4 tunneling driver
[ 3498.520326][T29434] ip6_gre: GRE over IPv6 tunneling driver
[ 3524.330286][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3528.170339][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3531.498221][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3535.402217][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3667.693123][T32051] ping (32051) used greatest stack depth: 22656 bytes left