[    2.828572] ip (382) used greatest stack depth: 12112 bytes left
[    5.657358] ip (1189) used greatest stack depth: 12104 bytes left
[   30.128432] ip (2545) used greatest stack depth: 12088 bytes left
[   50.952355] netem: version 1.3
[  108.648586] ip (5182) used greatest stack depth: 12064 bytes left
[  536.430094] pm_nl_ctl (24831) used greatest stack depth: 11880 bytes left