[ 8.273117][ T181] ip (181) used greatest stack depth: 24336 bytes left [ 9.972811][ T248] gre: GRE over IPv4 demultiplexer driver [ 9.987742][ T248] ip_gre: GRE over IPv4 tunneling driver [ 10.512255][ T271] 8021q: 802.1Q VLAN Support v1.8 [ 11.426717][ T312] GACT probability NOT on [ 186.217344][ T6926] ping6 (6926) used greatest stack depth: 24288 bytes left [ 438.015059][T17245] ip (17245) used greatest stack depth: 24080 bytes left