(In reply to Michal Svec from comment #13) > This one worked for some time but then crashed too: > slub_nomerge slub_debug=FU,biovec-128 And the crash looked the same as before? Not different? So if the crashing or not is not that deterministic, let's try "slub_nomerge slub_debug=FU,biovec-*" and let it run for some time. Thanks.