[ 9.727374][ T227] ip (227) used greatest stack depth: 24232 bytes left [ 11.690405][ T304] gre: GRE over IPv4 demultiplexer driver [ 11.698243][ T304] ip_gre: GRE over IPv4 tunneling driver [ 12.246529][ T327] 8021q: 802.1Q VLAN Support v1.8 [ 13.221708][ T371] GACT probability NOT on [ 13.601736][ T386] ip (386) used greatest stack depth: 24128 bytes left [ 207.640454][ T5259] ping6 (5259) used greatest stack depth: 24096 bytes left