[ 9.205485][ T186] ip (186) used greatest stack depth: 24392 bytes left [ 10.965929][ T253] gre: GRE over IPv4 demultiplexer driver [ 10.986722][ T253] ip_gre: GRE over IPv4 tunneling driver [ 11.521344][ T278] 8021q: 802.1Q VLAN Support v1.8 [ 12.507433][ T321] GACT probability NOT on [ 12.511099][ T321] modprobe (321) used greatest stack depth: 24032 bytes left [ 124.700756][ T4585] ping6 (4585) used greatest stack depth: 23552 bytes left