[ 15.854874][ T274] ip (274) used greatest stack depth: 24320 bytes left [ 21.522861][ T328] gre: GRE over IPv4 demultiplexer driver [ 21.557931][ T328] ip_gre: GRE over IPv4 tunneling driver [ 23.987474][ T352] 8021q: 802.1Q VLAN Support v1.8 [ 28.127402][ T390] GACT probability NOT on [ 231.144581][ T1773] ping6 (1773) used greatest stack depth: 24000 bytes left [ 1735.023107][T16961] ping6 (16961) used greatest stack depth: 23856 bytes left