[    1.824132] ip (258) used greatest stack depth: 12296 bytes left
[    2.110257] ip (286) used greatest stack depth: 12264 bytes left
[   50.181910] netem: version 1.3
[  508.598228] ip (13638) used greatest stack depth: 12056 bytes left
[  568.357094] tc (15679) used greatest stack depth: 11952 bytes left
[  624.879639] pm_nl_ctl (18823) used greatest stack depth: 11752 bytes left