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Mon, 1 Sep 2025 09:19:51 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface MIME-Version: 1.0 X-ThreadId: AngmsHLdt4H3 Date: Mon, 01 Sep 2025 15:19:31 +0200 From: "Arnd Bergmann" To: "schuster.simon@siemens-energy.com" , "Dinh Nguyen" , "Christian Brauner" , "Andrew Morton" , "David Hildenbrand" , "Lorenzo Stoakes" , "Liam R. 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Bottomley" , "Helge Deller" , "Madhavan Srinivasan" , "Michael Ellerman" , "Nicholas Piggin" , "Christophe Leroy" , "Heiko Carstens" , "Vasily Gorbik" , "Alexander Gordeev" , "Christian Borntraeger" , "Sven Schnelle" , "Yoshinori Sato" , "Rich Felker" , "John Paul Adrian Glaubitz" , "Andreas Larsson" , "Richard Weinberger" , "Anton Ivanov" , "Johannes Berg" , "Borislav Petkov" , "Dave Hansen" , x86@kernel.org, "H. Peter Anvin" , "Chris Zankel" , "Max Filippov" Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, "linux-csky@vger.kernel.org" , linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, cgroups@vger.kernel.org, linux-security-module@vger.kernel.org, linux-trace-kernel@vger.kernel.org, Netdev , linux-perf-users@vger.kernel.org, apparmor@lists.ubuntu.com, selinux@vger.kernel.org, linux-alpha@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-hexagon@vger.kernel.org, loongarch@lists.linux.dev, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, "linux-openrisc@vger.kernel.org" , linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-um@lists.infradead.org, stable@vger.kernel.org Message-Id: <13f8ca46-92f0-47bb-a046-165402122a44@app.fastmail.com> In-Reply-To: <20250901-nios2-implement-clone3-v2-1-53fcf5577d57@siemens-energy.com> References: <20250901-nios2-implement-clone3-v2-0-53fcf5577d57@siemens-energy.com> <20250901-nios2-implement-clone3-v2-1-53fcf5577d57@siemens-energy.com> Subject: Re: [PATCH v2 1/4] copy_sighand: Handle architectures where sizeof(unsigned long) < sizeof(u64) Content-Type: text/plain Content-Transfer-Encoding: 7bit X-Stat-Signature: 9jc4gh3qtwt9q5enbzqe93qhdprq1m1k X-Rspam-User: X-Rspamd-Queue-Id: AC7B12000B X-Rspamd-Server: rspam01 X-HE-Tag: 1756732798-625083 X-HE-Meta: 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 ldYWVRuj LHICrplwQ/YV3TdPSN76yyNxWKRx0BdOGfvH6Ccxz1tJ6LQko1Lg9zr4KHze9lLkTeCQq4xehtc/e1zw1iv33vWtK8PAwq22kOk+cRfBK5NB8cP3rBwPJzqfMcbHNq2FrL4BgHXYQPuXcvngdaYcmIn5gusIpFZbOBdSvyQWmF4gK7B3EvgYIxyx3t5BKG6+wzHD8KGwx8t4WXb2XPn9bLTKot6gpOa6L6bbBx7vFFJjNxsae4zo129q3WB4rJOl/bPcsZ4uU2BE4BQ9gqP7qIYOMR7zxrrpHamXFQfbbpoi4n+/9WLdLUiISdDWGJZEANZBrqWnRFTsxUalIPC5O0oKSHyt6sG6iG0WrIlDHVqnn/6JYwCV54vYd4xlphv5AylXSNN3OMT13h9FsyAQQXPXVin6sKIx4IMiYK93LdJeza+OExEywd3cT25aVrRLZr03HyD+6dNcZs509M2gCXXHHfouzSj6Eo/mAN1fsqWXK4Bg= 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 Mon, Sep 1, 2025, at 15:09, Simon Schuster via B4 Relay wrote: > This commit fixes the bug by always passing clone_flags to copy_sighand > via their declared u64 type, invariant of architecture-dependent integer > sizes. > > Fixes: b612e5df4587 ("clone3: add CLONE_CLEAR_SIGHAND") > Cc: stable@vger.kernel.org # linux-5.5+ > Signed-off-by: Simon Schuster > Reviewed-by: Lorenzo Stoakes Reviewed-by: Arnd Bergmann