[    1.584859] ip (257) used greatest stack depth: 12304 bytes left
[    1.902987] ip (294) used greatest stack depth: 12272 bytes left
[   48.738146] netem: version 1.3
[  557.935391] tc (15675) used greatest stack depth: 11936 bytes left
[  615.983859] pm_nl_ctl (18821) used greatest stack depth: 11784 bytes left