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Thu, 14 Mar 2024 05:46:23 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id kLhTLi+P8mVLcQAAD6G6ig (envelope-from ); Thu, 14 Mar 2024 05:46:23 +0000 Date: Thu, 14 Mar 2024 06:47:43 +0100 From: Oscar Salvador To: Tetsuo Handa Cc: Andrew Morton , Lei Yang , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Michal Hocko , Vlastimil Babka , Marco Elver , Andrey Konovalov , Alexander Potapenko Subject: Re: [PATCH] mm,page_owner: Fix recursion Message-ID: References: <20240313234245.18824-1-osalvador@suse.de> <2ff96a50-fc65-4e42-b15d-097c0f15a455@I-love.SAKURA.ne.jp> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <2ff96a50-fc65-4e42-b15d-097c0f15a455@I-love.SAKURA.ne.jp> X-Rspamd-Queue-Id: 5433BC0003 X-Rspam-User: X-Rspamd-Server: rspam02 X-Stat-Signature: q1kpgad8zitgf741xia3yr1t6sz1bhac X-HE-Tag: 1710395186-783626 X-HE-Meta: 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 MzQdrTQN +28+SD23Pw9mlriRLbg5bvFbjg7ugFn+n8Hrrnf0+wapVx2g9yfLQyMi6BT+zY+Tk12LCEF+HP5enCxsGfnfidgRySxXqIK/BVvcsKWI0d/iu9qQ6P3i9YwbyiEM/rLJs/Yqy273KMEjJOhY8LfNR5m5kP7wIEJVlLaW8xQ4prXD5iVe3KfJz33CkOTRVNG8kIPhFGGQt2TrQeE9oNk4qmjETb4SrOsWKV2zZE1F9BvD6SVIfyeBeLid8G5STqfCT4/udRgxdN00gGSTrPGPfcWLT/90GeIKvUy/0vm3BCH+r0sUeNdnzap2RGA== 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 Thu, Mar 14, 2024 at 12:01:24PM +0900, Tetsuo Handa wrote: > Maybe culprit for a page owner refcount bug reported at > https://syzkaller.appspot.com/bug?id=8e4e66dfe299a2a00204ad220c641daaf1486a00 , for > that commit went to next-20240214 and syzbot started failing to test since next-20240215 ? > > Please send this patch to linux-next.git as soon as possible (or can someone experiencing > this bug try booting linux-next.git with this patch applied, so that we can check whether > syzbot can resume testing linux-next.git), and then send to linux.git together (so that > various trees which depend on linux.git won't start failing to boot). No, that is something else that I already started fixing a few days ago. I think I will have the fix ready today. -- Oscar Salvador SUSE Labs