[ 3324.722917][T28587] gre: GRE over IPv4 demultiplexor driver
[ 3325.851702][T28610] ip_gre: GRE over IPv4 tunneling driver
[ 3360.679013][T29183] ip6_gre: GRE over IPv6 tunneling driver
[ 3376.902306][T15229] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3383.430184][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3387.142166][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3390.214172][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3393.926162][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3516.742260][T31797] ping (31797) used greatest stack depth: 22368 bytes left