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[34.80.247.191]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-892bb49f494sm1276097b3a.34.2026.10.08.01.06.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 08 Oct 2026 01:06:08 -0700 (PDT) From: yang X-Google-Original-From: yang To: Fuad Tabba , Thomas Gleixner Cc: Marc Zyngier , Radu Rendec , Kemeng Shi , Will Deacon , Zenghui Yu , stable@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, yang Subject: Re: [PATCH 0/3] irqchip/gic-v3: Lifetime and range fixes in the GICv3 and ITS drivers Date: Thu, 8 Oct 2026 08:06:03 +0000 Message-ID: <20261008080603.1987-1-ygjiugui@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20261008_010610_107925_81BC9624 X-CRM114-Status: UNSURE ( 6.39 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi, Reproduced on /dev/hmv (HarmonyOS KVM). It advertises GITS_TYPER=0x803ff71 (IDBITS=0x1f), which triggers the unsigned-int truncation and causes nvecs to become 0. Tested-by: yang