From: "Jason A. Donenfeld" <Jason@zx2c4.com>
To: Shakeel Butt <shakeelb@google.com>
Cc: Dmitry Vyukov <dvyukov@google.com>,
aryabinin@virtuozzo.com, Alexander Potapenko <glider@google.com>,
cl@linux.com, penberg@kernel.org, rientjes@google.com,
iamjoonsoo.kim@lge.com, Andrew Morton <akpm@linux-foundation.org>,
kasan-dev@googlegroups.com, Linux-MM <linux-mm@kvack.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: Possible regression in "slab, slub: skip unnecessary kasan_cache_shutdown()"
Date: Tue, 19 Jun 2018 17:18:36 +0200 [thread overview]
Message-ID: <CAHmME9q7aKGNiYauCjyy6Fu+bryPphEoLEMbAObTJgTrTfS2uw@mail.gmail.com> (raw)
In-Reply-To: <CALvZod7MfTTwbfG3zC1kGrZB1Cf0UAnbvdbqhC5Dm=uy6=DtOg@mail.gmail.com>
On Tue, Jun 19, 2018 at 5:08 PM Shakeel Butt <shakeelb@google.com> wrote:
> > > Are you using SLAB or SLUB? We stress kernel pretty heavily, but with
> > > SLAB, and I suspect Shakeel may also be using SLAB. So if you are
> > > using SLUB, there is significant chance that it's a bug in the SLUB
> > > part of the change.
> >
> > Nice intuition; I am indeed using SLUB rather than SLAB...
> >
>
> Can you try once with SLAB? Just to make sure that it is SLUB specific.
Sorry, I meant to mention that earlier. I tried with SLAB; the crash
does not occur. This appears to be SLUB-specific.
next prev parent reply other threads:[~2018-06-19 15:18 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-19 2:51 Jason A. Donenfeld
2018-06-19 3:59 ` Shakeel Butt
2018-06-19 4:08 ` Jason A. Donenfeld
2018-06-19 4:55 ` Dmitry Vyukov
2018-06-19 13:04 ` Jason A. Donenfeld
2018-06-19 13:16 ` Dmitry Vyukov
2018-06-19 15:08 ` Shakeel Butt
2018-06-19 15:18 ` Jason A. Donenfeld [this message]
2018-06-19 19:21 ` Shakeel Butt
2018-06-19 20:20 ` Jason A. Donenfeld
2018-06-19 5:06 ` Shakeel Butt
2018-06-19 13:25 ` Jason A. Donenfeld
2018-06-19 13:30 ` Dmitry Vyukov
2018-06-19 13:40 ` Jason A. Donenfeld
2018-06-19 17:34 ` Andrey Ryabinin
2018-06-19 20:17 ` Jason A. Donenfeld
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