[    1.936143] ip (261) used greatest stack depth: 12888 bytes left
[    1.971183] ip (264) used greatest stack depth: 12304 bytes left
[    2.363635] ip (293) used greatest stack depth: 12272 bytes left
[   49.134584] ip (2717) used greatest stack depth: 12208 bytes left
[   55.955647] netem: version 1.3
[  614.437392] tc (15597) used greatest stack depth: 11896 bytes left
[  681.978651] pm_nl_ctl (18737) used greatest stack depth: 11880 bytes left