[ 10.476513][ T221] ip (221) used greatest stack depth: 24416 bytes left [ 12.216740][ T299] gre: GRE over IPv4 demultiplexer driver [ 12.232173][ T299] ip_gre: GRE over IPv4 tunneling driver [ 12.771689][ T323] 8021q: 802.1Q VLAN Support v1.8 [ 13.713624][ T361] GACT probability NOT on [ 108.594835][ T2396] ping6 (2396) used greatest stack depth: 24240 bytes left [ 322.787644][ T9109] ping6 (9109) used greatest stack depth: 23840 bytes left