From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.10]) (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 BFA2325570; Tue, 27 Aug 2024 06:34:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.10 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724740443; cv=none; b=k5wcbajOWOYAcgP1fWVIi29mURllkC4+Xb1VvcRoDHRRuWM3EKEYnZCs5I2fY8kEa1vPsD3jqdL9lgHj1WQ2m9PS28V0vNNxW4MP0x+7Upsg4DKds7479trmDQzHbmvv7q+L7Iu2vdfUW+GszzQOoShoKyZV67wMpNJk7XX4pxA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724740443; c=relaxed/simple; bh=P9zOrCau2M2SHj2r5Dp5xZiqEpHI+waUUi/eT5wM3ec=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=iSri264RXUEtqgeQKVb0EBLfg3ObdAU5WK7Nut2KecNXfpee1BYUVqauXNlDyGNZq834mzkfDJIWDFOvC+7ZYzvBVeGACImG59kL87iFCkV8T8TXZEbDoRao83uxpKROGhw2N9nqUEFVgbWk4PXFbQW6RkQBSSM7jMppxFwdaLU= 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=KI1KMHo0; arc=none smtp.client-ip=192.198.163.10 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="KI1KMHo0" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1724740442; x=1756276442; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=P9zOrCau2M2SHj2r5Dp5xZiqEpHI+waUUi/eT5wM3ec=; b=KI1KMHo0/kxkI1qrFB5BSieF5zSjqGZjG7YSoMG6eYlMnwbLvlkO60AP bqVfstvE7DLDRzJH04sphi3FIAMULDfRGBEry4cGVSLjk08pbmxzEtADw km6XZ0qx2ZrjKVsy6Vz+Go+QujbEzjVyKuPu0aP5g7n3Cl2Z2GiHqvm4s wDpPh5I2S7FtkBwIBYmoL7lKSJpDg8G0B9yMa5HytI7TjMfFh9zVChbgb fFENCRgks+V0ctFHYaEAoEg0f8nsHHzyPrV15xgdBODgqSMjFL+uOiNYA 89TobmPW9zMR1F7qwARutTHFiz/AFnVcRxbq+idfQMM8rKLPTdIqNyKc1 w==; X-CSE-ConnectionGUID: mHUAMulTQLyp9xWOC2Jm6g== X-CSE-MsgGUID: 0Ra6QN8hQQaZZPsplA1rQQ== X-IronPort-AV: E=McAfee;i="6700,10204,11176"; a="34606220" X-IronPort-AV: E=Sophos;i="6.10,179,1719903600"; d="scan'208";a="34606220" Received: from orviesa009.jf.intel.com ([10.64.159.149]) by fmvoesa104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Aug 2024 23:34:01 -0700 X-CSE-ConnectionGUID: FG++n/t7TZmX7tyo1f58fw== X-CSE-MsgGUID: zUpZghT4SdS8EMlyUKnNVg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.10,179,1719903600"; d="scan'208";a="62722566" Received: from lkp-server01.sh.intel.com (HELO 9a732dc145d3) ([10.239.97.150]) by orviesa009.jf.intel.com with ESMTP; 26 Aug 2024 23:33:58 -0700 Received: from kbuild by 9a732dc145d3 with local (Exim 4.96) (envelope-from ) id 1sipm8-000I9S-0k; Tue, 27 Aug 2024 06:33:56 +0000 Date: Tue, 27 Aug 2024 14:32:59 +0800 From: kernel test robot To: Maksym Kutsevol , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Breno Leitao Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 2/2] netcons: Add udp send fail statistics to netconsole Message-ID: <202408271419.3JJwwxE7-lkp@intel.com> References: <20240824215130.2134153-2-max@kutsevol.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: <20240824215130.2134153-2-max@kutsevol.com> Hi Maksym, kernel test robot noticed the following build warnings: [auto build test WARNING on 8af174ea863c72f25ce31cee3baad8a301c0cf0f] url: https://github.com/intel-lab-lkp/linux/commits/Maksym-Kutsevol/netcons-Add-udp-send-fail-statistics-to-netconsole/20240826-163850 base: 8af174ea863c72f25ce31cee3baad8a301c0cf0f patch link: https://lore.kernel.org/r/20240824215130.2134153-2-max%40kutsevol.com patch subject: [PATCH 2/2] netcons: Add udp send fail statistics to netconsole config: hexagon-allmodconfig (https://download.01.org/0day-ci/archive/20240827/202408271419.3JJwwxE7-lkp@intel.com/config) compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project 08e5a1de8227512d4774a534b91cb2353cef6284) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240827/202408271419.3JJwwxE7-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/202408271419.3JJwwxE7-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from drivers/net/netconsole.c:27: In file included from include/linux/mm.h:2228: include/linux/vmstat.h:517:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 517 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_" | ~~~~~~~~~~~ ^ ~~~ In file included from drivers/net/netconsole.c:35: In file included from include/linux/netpoll.h:11: In file included from include/linux/netdevice.h:38: In file included from include/net/net_namespace.h:43: In file included from include/linux/skbuff.h:17: In file included from include/linux/bvec.h:10: In file included from include/linux/highmem.h:12: In file included from include/linux/hardirq.h:11: In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:14: In file included from arch/hexagon/include/asm/io.h:328: include/asm-generic/io.h:548:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 548 | val = __raw_readb(PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 561 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu' 37 | #define __le16_to_cpu(x) ((__force __u16)(__le16)(x)) | ^ In file included from drivers/net/netconsole.c:35: In file included from include/linux/netpoll.h:11: In file included from include/linux/netdevice.h:38: In file included from include/net/net_namespace.h:43: In file included from include/linux/skbuff.h:17: In file included from include/linux/bvec.h:10: In file included from include/linux/highmem.h:12: In file included from include/linux/hardirq.h:11: In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:14: In file included from arch/hexagon/include/asm/io.h:328: include/asm-generic/io.h:574:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 574 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu' 35 | #define __le32_to_cpu(x) ((__force __u32)(__le32)(x)) | ^ In file included from drivers/net/netconsole.c:35: In file included from include/linux/netpoll.h:11: In file included from include/linux/netdevice.h:38: In file included from include/net/net_namespace.h:43: In file included from include/linux/skbuff.h:17: In file included from include/linux/bvec.h:10: In file included from include/linux/highmem.h:12: In file included from include/linux/hardirq.h:11: In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:14: In file included from arch/hexagon/include/asm/io.h:328: include/asm-generic/io.h:585:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 585 | __raw_writeb(value, PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 595 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 605 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ >> drivers/net/netconsole.c:341:3: warning: format specifies type 'unsigned long' but the argument has type 'size_t' (aka 'unsigned int') [-Wformat] 340 | return sysfs_emit(buf, "xmit_drop: %lu enomem: %lu\n", | ~~~ | %zu 341 | nt->stats.xmit_drop_count, nt->stats.enomem_count); | ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/netconsole.c:341:30: warning: format specifies type 'unsigned long' but the argument has type 'size_t' (aka 'unsigned int') [-Wformat] 340 | return sysfs_emit(buf, "xmit_drop: %lu enomem: %lu\n", | ~~~ | %zu 341 | nt->stats.xmit_drop_count, nt->stats.enomem_count); | ^~~~~~~~~~~~~~~~~~~~~~ 9 warnings generated. vim +341 drivers/net/netconsole.c 335 336 static ssize_t stats_show(struct config_item *item, char *buf) 337 { 338 struct netconsole_target *nt = to_target(item); 339 340 return sysfs_emit(buf, "xmit_drop: %lu enomem: %lu\n", > 341 nt->stats.xmit_drop_count, nt->stats.enomem_count); 342 } 343 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki