[ 3229.805006][T29011] gre: GRE over IPv4 demultiplexor driver
[ 3231.000347][T29034] ip_gre: GRE over IPv4 tunneling driver
[ 3267.108660][T29613] ip6_gre: GRE over IPv6 tunneling driver
[ 3281.670852][T29862] ping (29862) used greatest stack depth: 23360 bytes left
[ 3287.471201][T26251] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3291.366405][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3295.142425][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3298.469398][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3302.502408][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3352.731744][T30945] ping (30945) used greatest stack depth: 23072 bytes left