Comment # 27 on bug 104082 from Matthew Scheirer

(In reply to Christian König from comment #25)
> One interesting point is that this only seems to happen when DC is enabled,
> so that points to a possible memory leak there.

I do still get the swiotlib OOM errors without DC enabled, but they are fairly
infrequent and don't panic crash the kernel. With DC enabled, swiotlib OOM
messages happen much more often coinciding with crashes.