linux-kernel - Re: [PATCH v3] mm/slub: Avoid list corruption when removing a slab from the full list

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Message-ID: <ee0543e5-da7c-21ef-ab10-12c06db2cac4@gentwo.org>
Date: Mon, 14 Oct 2024 09:47:54 -0700 (PDT)
From: "Christoph Lameter (Ampere)" <cl@...two.org>
To: Vlastimil Babka <vbabka@...e.cz>
cc: David Rientjes <rientjes@...gle.com>, "yuan.gao" <yuan.gao@...oud.cn>, 
    penberg@...nel.org, iamjoonsoo.kim@....com, akpm@...ux-foundation.org, 
    roman.gushchin@...ux.dev, 42.hyeyoo@...il.com, linux-mm@...ck.org, 
    linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3] mm/slub: Avoid list corruption when removing a slab
 from the full list

On Mon, 14 Oct 2024, Vlastimil Babka wrote:

> What about:
>
> "Slab disabled due to previous consistency check failure" ?

I think this implies more than we can actually check. We can only check
the metadata generated by SLUB. The consistency check for the object
itself does not exist and would have to be done by the subsystem.