[ 9.009679][ T185] ip (185) used greatest stack depth: 24112 bytes left [ 10.760193][ T263] gre: GRE over IPv4 demultiplexer driver [ 10.776979][ T263] ip_gre: GRE over IPv4 tunneling driver [ 11.314445][ T286] 8021q: 802.1Q VLAN Support v1.8 [ 12.186787][ T324] GACT probability NOT on [ 175.540601][ T6830] ping6 (6830) used greatest stack depth: 23600 bytes left [ 392.933864][T17181] tc (17181) used greatest stack depth: 23504 bytes left