Comment # 12 on bug 968840 from Takashi Iwai

(In reply to Andrey Karepin from comment #11)
> > which desktop environment are you using
> KDE Frameworks 5.19.0,
> Qt 5.5.1 (�������������� �� �������������� 5.5.1)

Does the issue happen with other simpler desktop, e.g. with icewm, too?

> > how to reproduce the bug
> fully allocate physical memory with start usage swapping

Is it only by the memory consumption?  And is it reliably triggered?
If so, can you trigger it more easily when you reduce the memory size via mem=
boot option?