linux-kernel - Re: WARNING: kmalloc bug in input_mt_init

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Message-ID: <01000166110bb882-0b1fa048-fe1c-4139-a1ba-702754bbc267-000000@email.amazonses.com>
Date:   Tue, 25 Sep 2018 14:04:32 +0000
From:   Christopher Lameter <cl@...ux.com>
To:     Dmitry Vyukov <dvyukov@...gle.com>
cc:     Dmitry Torokhov <dmitry.torokhov@...il.com>,
        syzbot+87829a10073277282ad1@...kaller.appspotmail.com,
        Pekka Enberg <penberg@...nel.org>,
        "linux-input@...r.kernel.org" <linux-input@...r.kernel.org>,
        lkml <linux-kernel@...r.kernel.org>,
        Henrik Rydberg <rydberg@...math.org>,
        syzkaller-bugs <syzkaller-bugs@...glegroups.com>,
        Linux-MM <linux-mm@...ck.org>
Subject: Re: WARNING: kmalloc bug in input_mt_init_slots

On Tue, 25 Sep 2018, Dmitry Vyukov wrote:

> Assuming that the size is large enough to fail in all allocators, is
> this warning still useful? How? Should we remove it?

Remove it. It does not make sense because we check earlier if possible
without the warn.