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Date: Sat, 13 Dec 2014 14:40:51 -0800
Message-ID: <CA+55aFwCa1+cBGxt-v487K-QBvxGyB9bL4u34zgMep9uFW+Mgw@mail.gmail.com>
Subject: Re: frequent lockups in 3.18rc4
From: Linus Torvalds <torvalds@linux-foundation.org>
To: Dave Jones <davej@redhat.com>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Chris Mason <clm@fb.com>, Mike Galbraith <umgwanakikbuti@gmail.com>,
        Ingo Molnar <mingo@kernel.org>, Peter Zijlstra <peterz@infradead.org>,
        =?UTF-8?Q?D=C3=A2niel_Fraga?= <fragabr@gmail.com>,
        Sasha Levin <sasha.levin@oracle.com>,
        "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
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Sender: linux-kernel-owner@vger.kernel.org

On Sat, Dec 13, 2014 at 2:36 PM, Dave Jones <davej@redhat.com> wrote:
>
> Ok, I think we can rule out preemption. I just checked on it, and
> found it wedged.

Ok, one more. Mind checking what happens without CONFIG_DEBUG_PAGEALLOC?

                    Linus
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