[   15.912247][  T257] ip (257) used greatest stack depth: 24352 bytes left
[   19.585039][  T280] ip (280) used greatest stack depth: 24080 bytes left
[  249.790884][ T2429] ip (2429) used greatest stack depth: 23224 bytes left
[  381.551970][ T3591] ip (3591) used greatest stack depth: 23016 bytes left
[  464.171670][ T4324] netem: version 1.3
[ 2864.413125][T24723] pm_nl_ctl (24723) used greatest stack depth: 21776 bytes left