From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.15]) (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 26EAA2E54B3; Thu, 22 Jan 2026 19:08:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.15 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769108935; cv=none; b=hxTQfKcQMF2Fn6dIyyH1JffMmMsV1Pn8BjcDwlC4SvxIcpRubHobGQu1pZudA4sErhWuKcXNKBdwigx0zX0uOT/Ib0f7Ln16nZ2UGVx+AvdPtyD5K2uZA0EUGpRyJgouKeqGbxOX/bjtJEfVhZiIkARWVRGvjD9AMzXPexomg8g= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769108935; c=relaxed/simple; bh=Zfz951NlfIKF+nECaoQj+x+6fb0Mm9h3T9B/12F+znk=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=LDA7bIkTokKcVvzQXcnS2GeLQ1Lith2HUl2a/QdxVINXsilE9iW/L5gY9Z3C+rGiP7DpY/K8ikD9AYpRxy58jl3AibkUspdKYb+ifOyUkmZ1fC+vrkFPj2lre6YVbJNYyFp54DO3MKu36EmVmVkaXb64KFUd3sGeqvC8TYkNIME= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=U5fPvQXG; arc=none smtp.client-ip=198.175.65.15 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="U5fPvQXG" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1769108923; x=1800644923; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=Zfz951NlfIKF+nECaoQj+x+6fb0Mm9h3T9B/12F+znk=; b=U5fPvQXGPfXyNejaaKSZfSUIJmwhvVBuOLCLvcZXUV6RoMLCpCi9o+82 66uqwTWPsvUnfT2iYkTGez18pK9NTEKRt8x0eib2AhCP/ieBYKyNy6RYK IEuEn2K9VkJq0PmOFlfGsfRjV538dL6Xo6nLKZjxXHO15CKPL8rLcj4Z+ UUAyVqKKgFtr/h5aiDyIAE8VbCWtaMMjTSw1f7PJGdlrV+Y1nwNdpLYI8 wnNiiI8BMBkRcqPIiipd4/NT/PDFySNmVxPAwsha9eQcWbM0oyhwYwxv4 xbenFpXSy0Qwqk+SIG0HCy3U94sKfH6ZUlHFUQpI/0JnVXGuYcPdvUzHR Q==; X-CSE-ConnectionGUID: 33qFtpPuS26SX2KqsLrq7Q== X-CSE-MsgGUID: Fr76UBYATQu0Z97XOMpxwQ== X-IronPort-AV: E=McAfee;i="6800,10657,11679"; a="73990975" X-IronPort-AV: E=Sophos;i="6.21,246,1763452800"; d="scan'208";a="73990975" Received: from fmviesa009.fm.intel.com ([10.60.135.149]) by orvoesa107.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Jan 2026 11:08:38 -0800 X-CSE-ConnectionGUID: KcU6uuDkREytQPC6KeuVKA== X-CSE-MsgGUID: AXmsAGl5SeW+rM5ETOiWNw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,246,1763452800"; d="scan'208";a="207241444" Received: from igk-lkp-server01.igk.intel.com (HELO afc5bfd7f602) ([10.211.93.152]) by fmviesa009.fm.intel.com with ESMTP; 22 Jan 2026 11:08:37 -0800 Received: from kbuild by afc5bfd7f602 with local (Exim 4.98.2) (envelope-from ) id 1vj02l-000000000Xt-0DgY; Thu, 22 Jan 2026 19:08:35 +0000 Date: Thu, 22 Jan 2026 20:08:31 +0100 From: kernel test robot To: Pnina Feder Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev Subject: Re: [PATCH v8] panic: add panic_force_cpu= parameter to redirect panic to a specific CPU Message-ID: <202601222042.OSZryOnl-lkp@intel.com> References: <20260122102457.1154599-1-pnina.feder@mobileye.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: <20260122102457.1154599-1-pnina.feder@mobileye.com> Hi Pnina, kernel test robot noticed the following build warnings: [auto build test WARNING on akpm-mm/mm-everything] [also build test WARNING on linus/master v6.19-rc6 next-20260122] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Pnina-Feder/panic-add-panic_force_cpu-parameter-to-redirect-panic-to-a-specific-CPU/20260122-182657 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20260122102457.1154599-1-pnina.feder%40mobileye.com patch subject: [PATCH v8] panic: add panic_force_cpu= parameter to redirect panic to a specific CPU config: x86_64-kexec (https://download.01.org/0day-ci/archive/20260122/202601222042.OSZryOnl-lkp@intel.com/config) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260122/202601222042.OSZryOnl-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202601222042.OSZryOnl-lkp@intel.com/ All warnings (new ones prefixed by >>): >> kernel/panic.c:79:14: warning: unused variable 'panic_force_buf' [-Wunused-variable] 79 | static char *panic_force_buf; | ^~~~~~~~~~~~~~~ 1 warning generated. vim +/panic_force_buf +79 kernel/panic.c 77 78 static int panic_force_cpu = -1; > 79 static char *panic_force_buf; 80 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki