[ 19.514053][ T216] ip (216) used greatest stack depth: 24384 bytes left [ 21.293698][ T294] gre: GRE over IPv4 demultiplexer driver [ 21.302921][ T294] ip_gre: GRE over IPv4 tunneling driver [ 21.841725][ T318] 8021q: 802.1Q VLAN Support v1.8 [ 22.771850][ T357] GACT probability NOT on [ 293.511967][ T8018] ping6 (8018) used greatest stack depth: 24136 bytes left [ 301.733455][ T8274] ping6 (8274) used greatest stack depth: 23776 bytes left