[ 8.525568][ T185] ip (185) used greatest stack depth: 24256 bytes left [ 10.363041][ T256] gre: GRE over IPv4 demultiplexer driver [ 10.381123][ T256] ip_gre: GRE over IPv4 tunneling driver [ 10.915084][ T279] 8021q: 802.1Q VLAN Support v1.8 [ 11.856274][ T317] GACT probability NOT on [ 12.263477][ T334] ip (334) used greatest stack depth: 24032 bytes left [ 371.409003][T16023] ping6 (16023) used greatest stack depth: 23992 bytes left