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[66.29.188.166]) by smtp.gmail.com with ESMTPSA id j14sm26594399pfn.175.2018.12.05.05.48.23 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 05 Dec 2018 05:48:24 -0800 (PST) Subject: Re: Kernel crashes after 529262d56dbe "block: remove ->poll_fn" To: Christoph Hellwig Cc: Kirill Tkhai , sagi@grimberg.me, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org References: <0bd2d36e-bef0-b836-7039-124ae4d346a6@virtuozzo.com> <5e8d3302-a7d0-3483-6540-f0b87c237f7d@virtuozzo.com> <0e6c1e68-38b0-6618-40cd-a2b72dc4e240@kernel.dk> <20181205134727.GA26794@lst.de> From: Jens Axboe Message-ID: <0bf49b6e-19ea-5bf8-164d-4d0dbf8446fe@kernel.dk> Date: Wed, 5 Dec 2018 06:48:22 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.2.1 MIME-Version: 1.0 In-Reply-To: <20181205134727.GA26794@lst.de> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 12/5/18 6:47 AM, Christoph Hellwig wrote: > On Wed, Dec 05, 2018 at 06:39:26AM -0700, Jens Axboe wrote: >>> What device is this? >> >> This might also help... > > Yes, it should. I had missed that we turned on QUEUE_FLAG_POLL > by default, which is rather odd. The even weirder things is that > git-blame claims it was me who enabled it :) No presents for you this year! -- Jens Axboe