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b=drxTRXjhF4eQcf8EDkeyKeEvVHbYNanT4mOGmTFPQ8LB3Akq1ZMHaC3o8Dss2BO7O RU6Xn0Wqn0d7aACg3Q4w4TnFwYujsUfbgv3KwON9BAAuksNZrN0Xw4Cbtei+40efBB lQkCDpt/zbm/TyLAp3Qoz5otVWdwJ9VY7Gr/PfgpPljvUmlJ1Q+s4X36oMKafVti5a /Uwi9V8Hy+kWarZdlcAcyj4Pxr520wBVA87MY9bzbBMIcBa1Jji/pUW8ADAALNYwad SM6SjQeZk0gAuHGzoQqDmy3K4s3iZ5mhVEc5tE0DhU+cXSm6FTXrpB7y9HVCgtPqTN EchgDwG+h3PcQ== Message-ID: <332271be-7ed1-449e-b7f7-ad815a941b9c@kernel.org> Date: Tue, 10 Mar 2026 11:02:02 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird From: vbabka@kernel.org Subject: Re: [PATCH] mm/slab: fix an incorrect check in obj_exts_alloc_size() To: Zw Tang , Harry Yoo Cc: adilger.kernel@dilger.ca, akpm@linux-foundation.org, cgroups@vger.kernel.org, hannes@cmpxchg.org, hao.li@linux.dev, linux-ext4@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, cl@gentwo.org, rientjes@google.com, roman.gushchin@linux.dev, viro@zeniv.linux.org.uk, surenb@google.com, stable@vger.kernel.org References: <20260309072219.22653-1-harry.yoo@oracle.com> Content-Language: en-US In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Stat-Signature: c3qrwckpz38jqxwrp7ffn3u771utx4pg X-Rspamd-Server: rspam09 X-Rspam-User: X-Rspamd-Queue-Id: 535B540012 X-HE-Tag: 1773136929-489171 X-HE-Meta: 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 LynhkLi1 GIGkS/XP4/+Xq4Ur1IOjOYAYMMP6DPkDFS3Ob0RL/ui1bM/JjQluTp37pzTdJC/G4hlk4QK5AgmUwA+Y7P3yKmAgwLPqLBd6KjN5yIHO/vnYpN/7DUFOw1TUvavY/Wc1duXZiRkQ0MD92tBbYbmv8a06K0ZdYjGZ5CqqIRGWMQEkViouGsNJ7k2t1G8556Ps2/I34cNAAlrphWIs6QPJHJYCO8wMosOXT+x1ZvzcDiaRKo/z1vxG/kk/wkWv/scXnW9iRX4LWZYLDe/iqFCV39VfYJO5nCvaZM2v15Afe76IxnJiMNmt4btqQ00ilanHcPhmbo/oiuA76YL+EqDhaau/9e72gXpbeSvSO Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 3/10/26 04:40, Zw Tang wrote: > Hi Harry, > > Thanks for the patch. > > I tested it on my environment with the original syzkaller reproducer, > and the warning no longer reproduces after applying the patch. > > Kernel version tested: v7.0-rc2 > > Tested-by: Zw Tang shicenci@gmail.com Thanks!