[ 3184.869237][T27744] gre: GRE over IPv4 demultiplexor driver
[ 3186.215059][T27767] ip_gre: GRE over IPv4 tunneling driver
[ 3222.862170][T28338] ip6_gre: GRE over IPv6 tunneling driver
[ 3238.019552][T28593] ping (28593) used greatest stack depth: 23296 bytes left
[ 3238.456784][T26059] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3240.888638][T26059] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3244.088670][T26059] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3247.928579][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3251.768571][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3255.096580][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3258.936611][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3387.368295][T30949] ping (30949) used greatest stack depth: 22608 bytes left