[ 3382.619430][T31425] gre: GRE over IPv4 demultiplexor driver
[ 3383.825592][T31448] ip_gre: GRE over IPv4 tunneling driver
[ 3419.218433][T32028] ip6_gre: GRE over IPv6 tunneling driver
[ 3423.541409][T32029] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3436.789362][T31452] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3443.701280][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3447.542283][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3450.871317][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3454.582269][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3576.096546][ T2081] ping (2081) used greatest stack depth: 22336 bytes left