From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9DA30224B1E; Wed, 16 Apr 2025 19:29:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744831799; cv=none; b=RdwpaGPQ8DS83Zp0xBQ02gkUxnY+Z/pICD3uuHDjPBYskKHsqoT5gg5YpzXNkdWg3agAsTG0Ao6/uL0y26h87P0/iYKYfCEkcPGxunrCkI9r7NgGL57Z4A8pK73Xe7v+QFJi67NMkgTHAuFMuC4usS4zHBsC9cKXf6jc/wAsHzo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744831799; c=relaxed/simple; bh=9sY6DCWtr7YPqdYfhZSmX5pX6hWugboVd0TdthmIAT4=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version:Content-Type; b=JqvQP542AReUwNNjmO1ObDa0WFblmHgekpz63PudA5h+GLjfMIYkCvif3K38NuP1DkUTVuFw5ig2W1axzktCiO9fkM/L4+6fvoj3kqKwV1rOfpg1i/KfW5KsV4svDupm290KMUHJ271MQ2iPFOPNN/w49eRUOXSyf4ATquU2EGY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=c1Zr762H; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="c1Zr762H" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 25422C4CEE4; Wed, 16 Apr 2025 19:29:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1744831799; bh=9sY6DCWtr7YPqdYfhZSmX5pX6hWugboVd0TdthmIAT4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=c1Zr762HmiwlRyaROFL9TdGg2RWeVVd5qO6DqvhsrOb3k/KQDjeD53EWNV9Giy6zX gWOxJW8sqSckVZLwG5S6bljZd2X0KidDMG/sqnHbStwb3hkFzfjBPX8H+zExBCOEUl v9E2pPvxFg1cPVomk3kPqJt3GXwf64ajHwwLFzcaXNxvQjuwLMX+kooZu2UcCdpWTK ktFYxk3qWXAvLdlOboog/YqC22LhYwP8BI2VXqJn09B0PZESiUviN7OByJD8xAfbIG n9k1r9nudRs+gbq/tHTlVLw/U68w8MMtrhMu/5tz9rCgqklcY1WtcfrwpQxB1aBjO5 JcjMFehOGZcyQ== From: Kees Cook To: "Gustavo A. R. Silva" , =?UTF-8?q?Thomas=20Wei=C3=9Fschuh?= Cc: Kees Cook , linux-hardening@vger.kernel.org, linux-kernel@vger.kernel.org, David Gow , "David S. Miller" , Andreas Larsson , sparclinux@vger.kernel.org Subject: Re: [PATCH] kunit/usercopy: Disable u64 test on 32-bit SPARC Date: Wed, 16 Apr 2025 12:29:48 -0700 Message-Id: <174483177857.740549.4788353430727368438.b4-ty@kernel.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250416-kunit-sparc-usercopy-v1-1-a772054db3af@linutronix.de> References: <20250416-kunit-sparc-usercopy-v1-1-a772054db3af@linutronix.de> 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="utf-8" Content-Transfer-Encoding: 8bit On Wed, 16 Apr 2025 14:44:19 +0200, Thomas Weißschuh wrote: > usercopy of 64 bit values does not work on 32-bit SPARC: > > # usercopy_test_valid: EXPECTATION FAILED at lib/tests/usercopy_kunit.c:209 > Expected val_u64 == 0x5a5b5c5d6a6b6c6d, but > val_u64 == 1515936861 (0x5a5b5c5d) > 0x5a5b5c5d6a6b6c6d == 6510899242581322861 (0x5a5b5c5d6a6b6c6d) > > [...] Applied to for-next/hardening, thanks! [1/1] kunit/usercopy: Disable u64 test on 32-bit SPARC https://git.kernel.org/kees/c/b2044b94a6a9 Take care, -- Kees Cook