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From: Roman Gushchin To: Xingyu Li Cc: hannes@cmpxchg.org, mhocko@kernel.org, shakeel.butt@linux.dev, muchun.song@linux.dev, cgroups@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Yu Hao , Juefei Pu Subject: Re: BUG: general protection fault in get_mem_cgroup_from_objcg Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Migadu-Flow: FLOW_OUT X-Rspam-User: X-Stat-Signature: hyzuz9rrzq1k3ffsaqam5yy11ch1wynz X-Rspamd-Queue-Id: 6C17F140003 X-Rspamd-Server: rspam11 X-HE-Tag: 1724973850-232814 X-HE-Meta: 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 dliO322V 768CI5RczD2BhNlk98nMP+MFBi8C3IdsQks6xe6xSpyzuK6Ge7r2H0/4tZY99m8Ki3kOp/z4DX3C2ahayWIrMktBRyAt6Iee2K85FHKTPxMOICWw/jN2s8qE4uFVGkE1bzVj6QBFtv1NPXl8Q4du+cMKDiurF3IUiSUa4Q1K7GwDF+3sVZabIj9pSmmuAwmtuFYgpnMRbqL/VIHcoZFQ0fQ5ic75m4oLWPCVZa/MbNbHF6qV0lNgFIMeprP1dukxi9hkI 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: List-Subscribe: List-Unsubscribe: On Wed, Aug 28, 2024 at 10:20:04PM -0700, Xingyu Li wrote: > Hi, > > Here is the kernel config file: > https://gist.github.com/TomAPU/64f5db0fe976a3e94a6dd2b621887cdd > > how long does it take to reproduce? > Juefei will follow on this, and I just CC'ed him. I ran the reproducer for several hours in a vm without much success. So in order to make any progress I'd really need a help from your side. If you can reproduce it consistently, can you, please, try to bisect it? Thanks!