From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pg1-f169.google.com (mail-pg1-f169.google.com [209.85.215.169]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 173203009FC for ; Thu, 28 Aug 2025 09:55:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.215.169 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756374907; cv=none; b=o5SIJ1jEaEQXzcsUDltcST33faX22WWLOE7GvsetJM+OO5HRQ+SXPpr8SR3gmkSXTxMLs13JEWuZvf4etj1RxvNcTWxg40Tt5y81HxiZyKiCiPTYE2NJaWQxQgCVNZTQMDG5/rrCDmThfpSZgPvRkBkPA8sua5yBxty/5iyNLoI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756374907; c=relaxed/simple; bh=ZVfqOwwixQhN1YsADMJ1GsK96L3zPIgJ19cSnfmn7Po=; h=MIME-Version:From:Date:Message-ID:Subject:To:Cc:Content-Type; b=tBualpb7biEhEsIuQTX0OeR6oPe4IESjh5pChrxAHSQs1lhyd3CsPwmjtf8UBHZgkRq1Dtp//4IVbOgharM7AGif2I8QRimfbV9JPWwy5uGp0F6WKPu0OGi4eeigWUIxZZvAT6suo0rHzAiBP0YfrvRBnolYky2oafuY3lPSP8A= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org; spf=pass smtp.mailfrom=linaro.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b=k+IvwnSK; arc=none smtp.client-ip=209.85.215.169 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linaro.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="k+IvwnSK" Received: by mail-pg1-f169.google.com with SMTP id 41be03b00d2f7-b49d46a8d05so708467a12.0 for ; Thu, 28 Aug 2025 02:55:05 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1756374905; x=1756979705; darn=vger.kernel.org; h=cc:to:subject:message-id:date:from:mime-version:from:to:cc:subject :date:message-id:reply-to; bh=0jvuITZ/unJkIw6qmtKmEjkIbRFIhMwWVAIfVS1zjig=; b=k+IvwnSKqqG9Jm/JWgQrC6ozm4K8QyYUHhDDXKWrQ0N6L8nm/YH+5y11rChvQjke9o jayIuIbPMkdJVf2satZ93XwB6k0n4myKPoqqI8S3vUf/eVlMu87MPkTyGCOT9i7CByrV acZQw8bnAyztloJYRAVG3eH7zTctq95Lk/ScP666Ao0rSQvHB3CQ0hT0tFArBdbw4vct 95FmyCpoBK0y/zdcRBblDtUIwRh19XkSgivrZlw0nbd+iWYA5W4Rb5NCp8IHZ9idygrz aohMj3T7Q26n90V8UMZQMgitubszCNHHh28oEo92UEfyA4olUWVCjckkP61srcmcpMUZ kI7Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1756374905; x=1756979705; h=cc:to:subject:message-id:date:from:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=0jvuITZ/unJkIw6qmtKmEjkIbRFIhMwWVAIfVS1zjig=; b=eFba5yLLcSGRu99e5EgeVUyaY2+khrdVU+9mLd11cx2QPJM1vTlrXcd/3PeRoBYeAe spTTgzP7Dhv1Om7NI/8NUuLWok/Oh2M4WmSfWxgAc9IPhVYbjs30zFhprPyBqFaLLzyp JcwGDAaV77MH/K6k162ZfO70ui15wAww9LYAR/lAC+ve6svCtfEsnSes5PNompnYRgP8 oMzBeWale6B0MFn9iSbJHh0XpwP37a1jqYu4xlDC9AOqiW5bFDJdFjpYvRL8s0bZq1Xe HMQbQTRC9RrsVYry7Df3nMMMJmHrL+Pa3Di9fejae0OZ/jNn3cJwzlmm07cYGRi4NchS 0BkA== X-Gm-Message-State: AOJu0YxLjQq2yrzrA0OX3HZHmGwnRFsHw1LIr3aG+TqQ0wiRwp5uoiQS 4U7TA89wEMmghn77WwgBGo5A9DWxzPacBXecrC7OgfV4JaSOle63fPcslJJ47EaouxkmdaCfKuV 54tTzDCwpHxKeioJHvnMeqdkbczyu2oNZ7FdqyJY3qRhd0ABL+ZzQpJA= X-Gm-Gg: ASbGnctiz6dfcWCUDLGDwO0wv5GC/+3rK/JQO2tbesGnZTGda1jDTnQrUVjoyXaN183 UXLSDLzlBCuUy2InuVPzrKks3rKj8ABAK6EMdMODKXZDyO1ecVw+dO3avfzflo31c8Ae2WHF6Sz aYvOXawDrUaM5ZYgUsaN3F8Fby488a/L1M3VjqfVmH7L+m8TxG1u131S8wenFFHtqxjgruedhiW 2qRVWxzy1CocPf47c1qXcXmujVoYP24hr+zseGa X-Google-Smtp-Source: AGHT+IFguJ+Z2YRJ9oQ+HqMrtwdA6Gs0EPRzyWeqEUpa81kCuYGFXDbA1Lv8HrhL0LBAfCI3DqPu7qWgxYGM1sgbFHg= X-Received: by 2002:a17:903:11c9:b0:243:47:f61b with SMTP id d9443c01a7336-2462eeecaaamr332793775ad.45.1756374905075; Thu, 28 Aug 2025 02:55:05 -0700 (PDT) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Naresh Kamboju Date: Thu, 28 Aug 2025 15:24:53 +0530 X-Gm-Features: Ac12FXyceiP5RR-C_nUh1L7LdZ5AX72S9AZ1y-5AioD-F1Rzld83iOQ0aG3Om6s Message-ID: Subject: next-20250826 gcc-8 compiler_types.h:572:38: error: call to '__compiletime_assert_478' declared with attribute error: FIELD_PREP: value too large for the field To: open list , PCI , lkft-triage@lists.linaro.org, Linux Regressions Cc: Kees Cook , Miguel Ojeda , Arnd Bergmann , Dan Carpenter , Anders Roxell , Ben Copeland Content-Type: text/plain; charset="UTF-8" The following build warnings / errors noticed on arm riscv mips with gcc-8 toolchain but gcc-13 build pass for the following configs. Regression Analysis: - New regression? yes - Reproducibility? yes First seen on next-20250826 Good: next-20250825 Bad: next-20250826 to next-20250828 Build regression: next-20250826 gcc-8 compiler_types.h:572:38: error: call to '__compiletime_assert_478' declared with attribute error: FIELD_PREP: value too large for the field Reported-by: Linux Kernel Functional Testing arm: build: * gcc-8-integrator_defconfig * gcc-8-omap1_defconfig * gcc-8-footbridge_defconfig riscv: build: * gcc-8-defconfig * gcc-8-lkftconfig-hardening mips: * cavium_octeon_defconfig * malta_defconfig * defconfig ## Build log drivers/pci/pci.c: In function 'pcie_set_readrq': include/linux/compiler_types.h:572:38: error: call to '__compiletime_assert_478' declared with attribute error: FIELD_PREP: value too large for the field _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) ^ Anders bisected this and found, # first bad commit: [cbc654d18d3743cff70b2dafb64c903b8cd01f2b] bitops: Add __attribute_const__ to generic ffs()-family implementations ## Source * Kernel version: 6.17.0-rc3-next-20250828 * Git tree: https://kernel.googlesource.com/pub/scm/linux/kernel/git/next/linux-next.git * Git describe: next-20250828 * Architectures: arm riscv mips * Toolchains: gcc-8 * Kconfigs: integrator_defconfig, omap1_defconfig, footbridge_defconfig ## Build * Build log: https://qa-reports.linaro.org/api/testruns/29694807/log_file/ * Build details: https://regressions.linaro.org/lkft/linux-next-master/next-20250828/build/gcc-8-footbridge_defconfig/ * Build error details: https://regressions.linaro.org/lkft/linux-next-master/next-20250828/log-parser-build-gcc/gcc-compiler-include_linux_compiler_types_h-error-call-to-__compiletime_assert_-declared-with-attribute-error-field_prep-value-too-large-for-the-field/history/ * Build plan: https://tuxapi.tuxsuite.com/v1/groups/linaro/projects/lkft/builds/31u6OUKGnkxZYEIbLMDV9Fi1OgZ * Build link: https://storage.tuxsuite.com/public/linaro/lkft/builds/31u6OUKGnkxZYEIbLMDV9Fi1OgZ/ * Kernel config: https://storage.tuxsuite.com/public/linaro/lkft/builds/31u6OUKGnkxZYEIbLMDV9Fi1OgZ/config -- Linaro LKFT https://lkft.linaro.org