[ 3365.793662][T30199] gre: GRE over IPv4 demultiplexor driver
[ 3366.894247][T30223] ip_gre: GRE over IPv4 tunneling driver
[ 3378.238235][T30425] ping (30425) used greatest stack depth: 23472 bytes left
[ 3401.219348][T30797] ip6_gre: GRE over IPv6 tunneling driver
[ 3405.528388][T30837] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3415.783877][T31047] ping (31047) used greatest stack depth: 23296 bytes left
[ 3425.239208][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3428.951252][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3432.215217][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3435.992208][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3488.594984][T32184] ping (32184) used greatest stack depth: 22160 bytes left