[   29.827716] ip (2561) used greatest stack depth: 12392 bytes left
[   49.287266] ip (3911) used greatest stack depth: 12088 bytes left
[   50.462446] netem: version 1.3
[  544.535538] pm_nl_ctl (24818) used greatest stack depth: 11944 bytes left
[  552.262634] clocksource: Watchdog remote CPU 3 read timed out