[    1.604390] ip (255) used greatest stack depth: 12296 bytes left
[    1.962989] ip (294) used greatest stack depth: 12248 bytes left
[   49.895601] netem: version 1.3
[  481.381165] ip (11387) used greatest stack depth: 12040 bytes left
[  569.816179] tc (15678) used greatest stack depth: 11952 bytes left
[  626.589747] pm_nl_ctl (18823) used greatest stack depth: 11872 bytes left