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Thu, 14 Mar 2024 06:59:47 +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 EcAlLWOg8mW7BwAAD6G6ig (envelope-from ); Thu, 14 Mar 2024 06:59:47 +0000 Date: Thu, 14 Mar 2024 08:01:07 +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> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Authentication-Results: smtp-out2.suse.de; none X-Spam-Level: X-Spam-Score: -2.06 X-Spamd-Result: default: False [-2.06 / 50.00]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; FREEMAIL_ENVRCPT(0.00)[gmail.com]; TO_MATCH_ENVRCPT_ALL(0.00)[]; MIME_GOOD(-0.10)[text/plain]; NEURAL_HAM_LONG(-1.00)[-1.000]; RCVD_COUNT_THREE(0.00)[3]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; NEURAL_HAM_SHORT(-0.20)[-1.000]; RCPT_COUNT_SEVEN(0.00)[10]; FUZZY_BLOCKED(0.00)[rspamd.com]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; FREEMAIL_CC(0.00)[linux-foundation.org,redhat.com,vger.kernel.org,kvack.org,suse.com,suse.cz,google.com,gmail.com]; RCVD_TLS_ALL(0.00)[]; BAYES_HAM(-0.76)[84.22%] X-Spam-Flag: NO On Thu, Mar 14, 2024 at 06:47:43AM +0100, Oscar Salvador wrote: > 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. I already have the fix. I will do some more testing and then I will send it out. Thanks -- Oscar Salvador SUSE Labs