[ 2879.073698][T24980] gre: GRE over IPv4 demultiplexor driver
[ 2880.041242][T25003] ip_gre: GRE over IPv4 tunneling driver
[ 2883.464224][T25067] ping (25067) used greatest stack depth: 24456 bytes left
[ 2892.565507][T25255] ping (25255) used greatest stack depth: 24176 bytes left
[ 2910.572877][T25574] ip6_gre: GRE over IPv6 tunneling driver
[ 2927.656388][   T51] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 2931.176251][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2934.440265][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2937.320259][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2940.648251][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3039.540845][T27906] ping (27906) used greatest stack depth: 23808 bytes left