[ 9.874788][ T186] ip (186) used greatest stack depth: 24256 bytes left [ 11.829152][ T264] gre: GRE over IPv4 demultiplexer driver [ 11.838556][ T264] ip_gre: GRE over IPv4 tunneling driver [ 12.396693][ T288] 8021q: 802.1Q VLAN Support v1.8 [ 13.483746][ T327] GACT probability NOT on [ 91.994752][ T2151] ping6 (2151) used greatest stack depth: 24080 bytes left [ 109.015668][ T2952] ping6 (2952) used greatest stack depth: 23920 bytes left [ 371.046253][T15338] ping6 (15338) used greatest stack depth: 23504 bytes left