[    1.849309] ip (255) used greatest stack depth: 12152 bytes left
[   76.089243] netem: version 1.3
[  135.281454] ip (5055) used greatest stack depth: 12136 bytes left
[  643.237105] tc (20914) used greatest stack depth: 11864 bytes left
[  707.408510] pm_nl_ctl (24820) used greatest stack depth: 11848 bytes left