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 7A25F23D294; Tue, 13 Jan 2026 02:18:35 +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=1768270716; cv=none; b=bEZQBirO7k69z7S0dnw+MX+Mv+Dy1ax4Uh7E4CV0EUh9aWncjonfsQGL2+FRt+8prkSK26Mf6AxJySBNiNHmFl7GEsT+seZrPONZg6agSMAGr35J8igcpBmSfXv+FSdXus37aiei/OH3+8kV7TRKAVOdy0yyEhDXAgyw3Hwaa/g= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768270716; c=relaxed/simple; bh=Yec0sfDxBI6Ht33ZuzbnIrm9kfnOv8pNuShawqEPPNo=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=u0tMnVX4tqYlc0pzQEvJ2kRGyj4xDzhhI0fmcFHMuI6UmecItoomiYcIpq7Q8Wqr1LbhHSy++k8/mtmzy/ptN35Cm3JWwoAxPSg9FBkktmPFzkhI7mQYdbnLQxoCi3exLtX4HodKqmXTPD87wRptiimJV+aowvEwDM5kDt9+Yyc= 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=LgyZlt7/; 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="LgyZlt7/" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1768270715; x=1799806715; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=Yec0sfDxBI6Ht33ZuzbnIrm9kfnOv8pNuShawqEPPNo=; b=LgyZlt7/BI/1T7cWm2DoaiWjW9fgA4KjbSJootIc/8u092yadXdDQq2W QoXKAlj/IB8Fhzj3uTBKCK8+VXhUQkmINjt9QxxKizkTso2Ai7pfCr1Mo f1OoTCtj+szVlxmkgsgJAbTJc30mARu6ODxxLdJsCJkthm1oH9hHseAUc gGm6eY1v1hqO+3YsCpy52v00Z5dj4LJSn17DoAoS4Z/5eInEZd2PQHJnL ZdQ2PVNK8lsMa1oKRj22F9Yri1OvC9YMr2yAUh7sRbdE+HE1oaLrlyaIf uXAR9bJm1Ik1SqQ2MrOLJ0QLFYveXR/4+HDafGY+R9/pBijgc6RD6Fwq6 Q==; X-CSE-ConnectionGUID: rAx8gbO9Qaau7GM0qXFuVw== X-CSE-MsgGUID: ha13WdRvT5iyQeeZ/ISFyA== X-IronPort-AV: E=McAfee;i="6800,10657,11669"; a="73184143" X-IronPort-AV: E=Sophos;i="6.21,222,1763452800"; d="scan'208";a="73184143" Received: from fmviesa003.fm.intel.com ([10.60.135.143]) by orvoesa107.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Jan 2026 18:18:35 -0800 X-CSE-ConnectionGUID: wNJWnrmuQbep4LDKovdUiQ== X-CSE-MsgGUID: sb3tkOFtS0Gig7MufspTXg== X-ExtLoop1: 1 Received: from lkp-server01.sh.intel.com (HELO 765f4a05e27f) ([10.239.97.150]) by fmviesa003.fm.intel.com with ESMTP; 12 Jan 2026 18:18:19 -0800 Received: from kbuild by 765f4a05e27f with local (Exim 4.98.2) (envelope-from ) id 1vfTz6-00000000E68-3fEh; Tue, 13 Jan 2026 02:18:16 +0000 Date: Tue, 13 Jan 2026 10:17:53 +0800 From: kernel test robot To: Ethan Graham , glider@google.com Cc: oe-kbuild-all@lists.linux.dev, akpm@linux-foundation.org, andreyknvl@gmail.com, andy@kernel.org, andy.shevchenko@gmail.com, brauner@kernel.org, brendan.higgins@linux.dev, davem@davemloft.net, davidgow@google.com, dhowells@redhat.com, dvyukov@google.com, ebiggers@kernel.org, elver@google.com, gregkh@linuxfoundation.org, herbert@gondor.apana.org.au, ignat@cloudflare.com, jack@suse.cz, jannh@google.com, johannes@sipsolutions.net, kasan-dev@googlegroups.com, kees@kernel.org, kunit-dev@googlegroups.com, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, lukas@wunner.de, mcgrof@kernel.org, rmoar@google.com, shuah@kernel.org Subject: Re: [PATCH v4 4/6] kfuzztest: add KFuzzTest sample fuzz targets Message-ID: <202601130828.lXrl0Ijb-lkp@intel.com> References: <20260112192827.25989-5-ethan.w.s.graham@gmail.com> 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=us-ascii Content-Disposition: inline In-Reply-To: <20260112192827.25989-5-ethan.w.s.graham@gmail.com> Hi Ethan, kernel test robot noticed the following build warnings: [auto build test WARNING on akpm-mm/mm-nonmm-unstable] [also build test WARNING on herbert-cryptodev-2.6/master herbert-crypto-2.6/master linus/master v6.19-rc5 next-20260109] [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/Ethan-Graham/kfuzztest-add-user-facing-API-and-data-structures/20260113-033045 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-nonmm-unstable patch link: https://lore.kernel.org/r/20260112192827.25989-5-ethan.w.s.graham%40gmail.com patch subject: [PATCH v4 4/6] kfuzztest: add KFuzzTest sample fuzz targets config: m68k-allmodconfig (https://download.01.org/0day-ci/archive/20260113/202601130828.lXrl0Ijb-lkp@intel.com/config) compiler: m68k-linux-gcc (GCC) 15.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260113/202601130828.lXrl0Ijb-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/202601130828.lXrl0Ijb-lkp@intel.com/ All warnings (new ones prefixed by >>): >> Warning: samples/kfuzztest/underflow_on_buffer.c:24 function parameter 'buf' not described in 'underflow_on_buffer' >> Warning: samples/kfuzztest/underflow_on_buffer.c:24 function parameter 'buflen' not described in 'underflow_on_buffer' >> Warning: samples/kfuzztest/underflow_on_buffer.c:24 expecting prototype for test_underflow_on_buffer(). Prototype was for underflow_on_buffer() instead -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki