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[66.187.233.206]) by smtp.gmail.com with ESMTPSA id n1sm3129601qkd.28.2019.03.21.06.21.27 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 21 Mar 2019 06:21:28 -0700 (PDT) Message-ID: <1553174486.26196.11.camel@lca.pw> Subject: Re: kernel BUG at include/linux/mm.h:1020! From: Qian Cai To: Mikhail Gavrilov , Daniel Jordan Cc: linux-mm@kvack.org, mgorman@techsingularity.net, vbabka@suse.cz Date: Thu, 21 Mar 2019 09:21:26 -0400 In-Reply-To: References: <20190315205826.fgbelqkyuuayevun@ca-dmjordan1.us.oracle.com> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.22.6 (3.22.6-10.el7) Mime-Version: 1.0 Content-Transfer-Encoding: 7bit X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Thu, 2019-03-21 at 10:39 +0500, Mikhail Gavrilov wrote: > I am right now tested the patch [1] and can said that unfortunately it > not fix my issue. > [1] https://patchwork.kernel.org/patch/10862519/ > > I am attached full kernel log here. > > How issue reproduced: > 1) Application with heavy I/O activity eat memory for disk cache. (For > example steam client downloads heavy game 50Gb) > 2) And when starts using swap this kernel panic is happened. > > My system specs: > RAM: 32GB > Swap: 64GB Does it come up with this page address every time? page:ffffcf49607ce000