[    2.165157] ip (258) used greatest stack depth: 12304 bytes left
[    2.591955] ip (289) used greatest stack depth: 12272 bytes left
[   12.272020] ip (1041) used greatest stack depth: 12248 bytes left
[   59.429061] netem: version 1.3
[  124.488983] ip (3646) used greatest stack depth: 12112 bytes left
[  622.506533] tc (15598) used greatest stack depth: 11896 bytes left
[  688.783993] pm_nl_ctl (18735) used greatest stack depth: 11744 bytes left