[ 4045.495208][T24572] gre: GRE over IPv4 demultiplexor driver
[ 4047.742870][T24596] ip_gre: GRE over IPv4 tunneling driver
[ 4110.468470][T25177] ip6_gre: GRE over IPv6 tunneling driver
[ 4152.290703][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4158.371700][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4163.426644][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4169.186656][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4381.097998][T27705] ping (27705) used greatest stack depth: 22352 bytes left