[    1.991674] ip (261) used greatest stack depth: 12304 bytes left
[    2.313772] ip (280) used greatest stack depth: 12272 bytes left
[   58.452826] netem: version 1.3
[   66.619292] ip (3021) used greatest stack depth: 12248 bytes left
[  617.942836] tc (15681) used greatest stack depth: 11936 bytes left
[  686.714474] pm_nl_ctl (18824) used greatest stack depth: 11880 bytes left