[ 422.602895][ T2854] netem: version 1.3 [ 1095.059737][ T1520] kworker/0:2 (1520) used greatest stack depth: 23936 bytes left [ 1695.646899][T10058] ip (10058) used greatest stack depth: 23856 bytes left [ 2130.624336][T13066] ip (13066) used greatest stack depth: 23472 bytes left [ 2896.306357][T18845] pm_nl_ctl (18845) used greatest stack depth: 22464 bytes left