[    2.092152] ip (263) used greatest stack depth: 12304 bytes left
[    2.671531] ip (300) used greatest stack depth: 12272 bytes left
[   61.584579] netem: version 1.3
[  408.301535] ip (8134) used greatest stack depth: 12128 bytes left
[  561.465665] ip (13675) used greatest stack depth: 12104 bytes left
[  626.506023] tc (15598) used greatest stack depth: 11936 bytes left
[  689.701885] pm_nl_ctl (18734) used greatest stack depth: 11880 bytes left