[ 3454.178608][   T10] relay_src (unregistering): left allmulticast mode
[ 3457.754848][T15399] gre: GRE over IPv4 demultiplexor driver
[ 3459.740976][T15423] ip_gre: GRE over IPv4 tunneling driver
[ 3519.100595][T16001] ip6_gre: GRE over IPv6 tunneling driver
[ 3539.985055][T16200] ping (16200) used greatest stack depth: 22832 bytes left
[ 3560.309421][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3566.132351][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3570.996336][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3576.693399][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3615.161367][T16910] ping (16910) used greatest stack depth: 22800 bytes left