[ 9.678009][ T186] ip (186) used greatest stack depth: 23968 bytes left [ 11.502959][ T266] gre: GRE over IPv4 demultiplexer driver [ 11.520089][ T266] ip_gre: GRE over IPv4 tunneling driver [ 12.119564][ T290] 8021q: 802.1Q VLAN Support v1.8 [ 13.045232][ T331] GACT probability NOT on [ 398.621441][T16745] ping6 (16745) used greatest stack depth: 23864 bytes left [ 428.994500][T17262] ip (17262) used greatest stack depth: 23592 bytes left