From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-it1-f199.google.com (mail-it1-f199.google.com [209.85.166.199]) by kanga.kvack.org (Postfix) with ESMTP id A976F8E0001 for ; Thu, 27 Sep 2018 10:28:34 -0400 (EDT) Received: by mail-it1-f199.google.com with SMTP id w68-v6so7997380ith.0 for ; Thu, 27 Sep 2018 07:28:34 -0700 (PDT) Received: from mail-sor-f65.google.com (mail-sor-f65.google.com. [209.85.220.65]) by mx.google.com with SMTPS id 193-v6sor988674jai.6.2018.09.27.07.28.33 for (Google Transport Security); Thu, 27 Sep 2018 07:28:33 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: <010001661b631a3e-f398fc0a-127c-4c6e-b6ca-b2bd63bc4a9a-000000@email.amazonses.com> References: <000000000000e5f76c057664e73d@google.com> <010001660c1fafb2-6d0dc7e1-d898-4589-874c-1be1af94e22d-000000@email.amazonses.com> <010001660c4a8bbe-91200766-00df-48bd-bc60-a03da2ccdb7d-000000@email.amazonses.com> <20180924184158.GA156847@dtor-ws> <01000166110bb882-0b1fa048-fe1c-4139-a1ba-702754bbc267-000000@email.amazonses.com> <010001661b631a3e-f398fc0a-127c-4c6e-b6ca-b2bd63bc4a9a-000000@email.amazonses.com> From: Dmitry Vyukov Date: Thu, 27 Sep 2018 16:28:12 +0200 Message-ID: Subject: Re: WARNING: kmalloc bug in input_mt_init_slots Content-Type: text/plain; charset="UTF-8" Sender: owner-linux-mm@kvack.org List-ID: To: Christopher Lameter Cc: Dmitry Torokhov , syzbot+87829a10073277282ad1@syzkaller.appspotmail.com, Pekka Enberg , "linux-input@vger.kernel.org" , lkml , Henrik Rydberg , syzkaller-bugs , Linux-MM On Thu, Sep 27, 2018 at 4:16 PM, Christopher Lameter wrote: > On Thu, 27 Sep 2018, Dmitry Vyukov wrote: > >> On Tue, Sep 25, 2018 at 4:04 PM, Christopher Lameter wrote: >> > 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. >> >> Mailed "mm: don't warn about large allocations for slab" to remove the warning. >> > > Hoe it arrives here at some point. It's here: https://lore.kernel.org/patchwork/patch/992660/