[    1.746567] tc (242) used greatest stack depth: 12912 bytes left
[    1.915969] ip (260) used greatest stack depth: 12432 bytes left
[    2.224051] ip (282) used greatest stack depth: 12384 bytes left
[   63.240205] netem: version 1.3
[   77.537586] ip (3148) used greatest stack depth: 12368 bytes left
[  337.588342] pm_nl_ctl (6801) used greatest stack depth: 12336 bytes left
[  609.481369] tc (15685) used greatest stack depth: 11936 bytes left
[  679.022095] pm_nl_ctl (18830) used greatest stack depth: 11608 bytes left