From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-188.mta0.migadu.com (out-188.mta0.migadu.com [91.218.175.188]) (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 A8DC61A9F86 for ; Tue, 16 Dec 2025 01:31:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.218.175.188 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765848722; cv=none; b=FDPXzdBVV+hnsxK8K6mc77HhEq/jrS/pn+x5YOegfwro3uA408AkukqaUa286Bg1HLG+tcuASsPBEYaOFzqijdI2Xh0caK+o/PfHOo2CQM3BLxCTFwNMoDN5OlO5lEIziB2OG8f2zhhX1iB1S9g8q9oyTU2zSrExfqUNBwL8uJA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765848722; c=relaxed/simple; bh=LC8r05fLe2hYe563z3Xy94j/vIQLfyFhduWP99i9SmE=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=PIV0c8gYb+OsEEWCF1tBsQdFmjRLplAbQ6iymT3UvhiOH1ai7hqt8nf8cg2XnVWSBqszm97iUjCCD6gSdmx+mRjsck1HV0BKVOaMuOpFgIn40leLhIDGsD2xzPIGuGwktJ7bpAVtZnVZU01+owzRqnQ89dGLXvPuhvq/uC1vGFY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=mwmdzoit; arc=none smtp.client-ip=91.218.175.188 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="mwmdzoit" Message-ID: <3cd2c37e-458f-409c-86e9-cd3c636fb071@linux.dev> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1765848712; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=XXNvXf2b3Eq9z1G5L0H6owGsJ0eChNfXY/EEyOk4EJY=; b=mwmdzoitBuqdbkA0dRmrsTwrH7HkU9Sf9k9MXxDGx7uq4CWVJuCp9mBeOxpdm6WI2tlon1 QE6jVbY8XMhuvCR9QeAr1GaaJhRWZGnWz1D5P1LVMKdYiP2L5twumkd7KwF6rDOA9+/DJd 6j9pWObl9qL3Jz1WsqCnSSr15HKa+e0= Date: Mon, 15 Dec 2025 17:31:42 -0800 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Subject: Re: [REGRESSION] next/pending-fixes: (build) error: unknown warning option '-Wno-suggest-attribute=format'; did... To: Stephen Rothwell , Daniel Borkmann , Alexei Starovoitov , Andrii Nakryiko Cc: KernelCI bot , kernelci@lists.linux.dev, kernelci-results@groups.io, regressions@lists.linux.dev, gus@collabora.com, linux-next@vger.kernel.org, bpf , Networking , Andy Shevchenko References: <176584314280.2550.10885082269394184097@77bfb67944a2> <20251216122514.7ee70d5f@canb.auug.org.au> Content-Language: en-US X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Ihor Solodrai In-Reply-To: <20251216122514.7ee70d5f@canb.auug.org.au> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Migadu-Flow: FLOW_OUT On 12/15/25 5:25 PM, Stephen Rothwell wrote: > Hi all, > > On Mon, 15 Dec 2025 23:59:03 -0000 KernelCI bot wrote: >> >> Hello, >> >> New build issue found on next/pending-fixes: >> >> --- >> error: unknown warning option '-Wno-suggest-attribute=format'; did you mean '-Wno-property-attribute-mismatch'? [-Werror,-Wunknown-warning-option] in kernel/bpf/helpers.o (scripts/Makefile.build:287) [logspec:kbuild,kbuild.compiler.error] >> --- >> >> - dashboard: https://d.kernelci.org/i/maestro:32e32983183c2c586f588a4a3a7cda83311d5be9 >> - giturl: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git >> - commit HEAD: 326785a1dd4cea4065390fb99b0249781c9912bf >> >> >> Please include the KernelCI tag when submitting a fix: >> >> Reported-by: kernelci.org bot >> >> >> Log excerpt: >> ===================================================== >> CC kernel/bpf/helpers.o >> error: unknown warning option '-Wno-suggest-attribute=format'; did you mean '-Wno-property-attribute-mismatch'? [-Werror,-Wunknown-warning-option] >> >> ===================================================== >> >> >> # Builds where the incident occurred: >> >> ## defconfig on (arm64): >> - compiler: clang-21 >> - config: https://files.kernelci.org/kbuild-clang-21-arm64-mainline-694097d2cbfd84c3cdba292d/.config >> - dashboard: https://d.kernelci.org/build/maestro:694097d2cbfd84c3cdba292d >> >> >> #kernelci issue maestro:32e32983183c2c586f588a4a3a7cda83311d5be9 >> >> -- >> This is an experimental report format. Please send feedback in! >> Talk to us at kernelci@lists.linux.dev >> >> Made with love by the KernelCI team - https://kernelci.org >> > > Presumably caused by commit > > ba34388912b5 ("bpf: Disable false positive -Wsuggest-attribute=format warning") Hi Stephen, A potential hotfix is here: https://lore.kernel.org/bpf/d80c77cf-c570-4f3b-960f-bbd2d0316fac@linux.dev/ Needs acks/nacks. > > in the bpf tree.