[ 3204.781739][T27866] gre: GRE over IPv4 demultiplexor driver
[ 3205.985010][T27889] ip_gre: GRE over IPv4 tunneling driver
[ 3242.644055][T28460] ip6_gre: GRE over IPv6 tunneling driver
[ 3252.841929][T26163] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3255.273453][T16813] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3267.818397][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3271.658379][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3275.049370][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3278.825378][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3327.701231][T29796] ping (29796) used greatest stack depth: 22832 bytes left