From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f179.google.com (mail-pl1-f179.google.com [209.85.214.179]) (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 D8BF417722 for ; Thu, 11 May 2023 22:21:02 +0000 (UTC) Received: by mail-pl1-f179.google.com with SMTP id d9443c01a7336-1ab1b79d3a7so64211105ad.3 for ; Thu, 11 May 2023 15:21:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1683843662; x=1686435662; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=+wlwojL1oOxSkE9A9E+XKPYHRgPZOzZBvK0faNul9WI=; b=Woh7eW/zLezx+tGcvpmJSrs1YDJCJJCMZAs0advUs5dvcXKQhCet0bdYHjzQ/SQjkG MIWaOCgflPc12/F/qzYLnCLtIDDOQeRiGCUq40AjjV43BNkTyHYjlFZIqFrRDescw19g wuiOK5rRib4rMTT3f73c0+QQGJqRmqPryqZTs= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1683843662; x=1686435662; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=+wlwojL1oOxSkE9A9E+XKPYHRgPZOzZBvK0faNul9WI=; b=Hx4jl0ezPzWms6fubuteKbH3udX+5QOLui/8YhFoSy5gPWPlD90E7Y7JbDFQYP3bRv Qi3nvP7/26Me0V0R25KGwwCWqMV1EWz735eOyZkwD+Fbst40hOmcaMEQEqJ5fWpO0c+s Bjl2tRnhAomSXMvenH23vJSMBhJVAJF2XRfq+Si8d1ZRmXupPLkNE7jJryJJb83b/3T3 iACARt9DsM4aZL4h6hO/qis2no5iIo4VXo9o4cLHOuCzbWbI9VwCWi8y3LD0kJd12xgO lmJSoxg+d5yWFsO4AzMRAyQUU3w7S+lPdhRUaH60RaEA+S5wWVsQjgsRdJYGR0ocN/0C 3R/Q== X-Gm-Message-State: AC+VfDwriWsTjZnSi45gUk/Bou+jDJQqlSevM4VttghHh9qaw10AckOP rMLIa4l3pv2Qu6m9ZHK1A1rEkA== X-Google-Smtp-Source: ACHHUZ5gx/nQTd7MJcU+6HgrvcbdkMWHr+5/LzInvYhhOp0ogFqj0xEE1dO9byBVj8rTrR2lt8KXKg== X-Received: by 2002:a17:902:a609:b0:1ac:946e:4690 with SMTP id u9-20020a170902a60900b001ac946e4690mr11358838plq.49.1683843662240; Thu, 11 May 2023 15:21:02 -0700 (PDT) Received: from www.outflux.net (198-0-35-241-static.hfc.comcastbusiness.net. [198.0.35.241]) by smtp.gmail.com with ESMTPSA id o3-20020a17090ad24300b0024e47fbe731sm16068073pjw.24.2023.05.11.15.21.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 May 2023 15:21:01 -0700 (PDT) Date: Thu, 11 May 2023 15:21:01 -0700 From: Kees Cook To: kernel test robot Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Greg Kroah-Hartman , Marco Elver , Andrew Morton , Linux Memory Management List Subject: Re: [stable:linux-5.15.y 36/9999] arch/s390/kernel/vtime.c:132:2: error: expected absolute expression Message-ID: <202305111519.04845F7@keescook> References: <202305111705.8j4cTm2s-lkp@intel.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <202305111705.8j4cTm2s-lkp@intel.com> On Thu, May 11, 2023 at 05:14:16PM +0800, kernel test robot wrote: > FYI, the error/warning still remains. > > tree: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git linux-5.15.y > head: 8a7f2a5c5aa1648edb4f2029c6ec33870afb7a95 > commit: 33db9912ff7c491f839c89a08e98f755aa09598f [36/9999] ubsan: remove CONFIG_UBSAN_OBJECT_SIZE > [...] > >> arch/s390/kernel/vtime.c:132:2: error: cpu alternatives does not support instructions blocks > 254 bytes > alternative_io("stpt %0\n .insn s,0xb2050000,%1\n", > ^ Thanks for the report! I don't think the new errors are related to this removal, though. This patch was just disabling a potential build config. -Kees -- Kees Cook