From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.13]) (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 D3E3730E835; Wed, 11 Feb 2026 02:27:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.13 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770776831; cv=none; b=LXt/ySIA5kE1mf+igLf2EOJTrLYsXJd+rYPvXdCF9APrIBuQNFlmsz332OIXPa3touQ7gwKcoXxppAfHxmoMWESx629shl7O/8158lc6ZokdPRLmMWUn37TYAK0SaQpsYwCzg7a+d2TqMu2PSZrtaqmONLpc5f4cC6zEOfEj3ww= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770776831; c=relaxed/simple; bh=VizfXMgRo2x7m5BVGIEfIafHca9AtaxrlxlbbTdRmIY=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=M6hH5/kKIKwLKgN1C2E6/i8TDkylwtgcy/Ljt2FXg8Ib5CwODyu5C5k0ZkGCJkobFEx0s6PhTVmG11Gb9F/z09G+NSEDfLzagImHOiS1gr2aeFEqf3wBtcUFbWAKI8GMhePFnbbgpuk8WObbdd5NVfSREhZamzp9yCWqe7Yd7O0= 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=WD5x0vJQ; arc=none smtp.client-ip=198.175.65.13 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="WD5x0vJQ" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1770776831; x=1802312831; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=VizfXMgRo2x7m5BVGIEfIafHca9AtaxrlxlbbTdRmIY=; b=WD5x0vJQgcAd8bx5PhzcAqz4yovk/c0LFbtlz/Xhe2hAR1Q5/bK9WetG ysOzWholnLd6FyW8Zjm2RlxGpbBXkIwRiDOLsSQbyXaRI6w6VwOoggFtp +KKJEP8z00eeEWwJ3I//SkZA4A9leyDcgYTy7wZ+SLCjTb7X2Kln733va 59X1mmEd9pfT4TocK+viH4yBT2jV7rI4AP1bzDG6OSC0wNTEXi0V3cATA g94v2bG+8XYyPWuyw4XAtpNlmZQgadURZNQkv2rxq0VogHROQG8VNvXH2 kua/FkDqbxfZXqnfrBSSJfDp9R0Ml2Fb5ZSwsoPyxXNTtbo2jzq6gR3rM w==; X-CSE-ConnectionGUID: ABylNRcrQMWTzcnl0FIxag== X-CSE-MsgGUID: Ci9Stw1CTZGMpq/S9JB1JA== X-IronPort-AV: E=McAfee;i="6800,10657,11697"; a="83020648" X-IronPort-AV: E=Sophos;i="6.21,283,1763452800"; d="scan'208";a="83020648" Received: from orviesa005.jf.intel.com ([10.64.159.145]) by orvoesa105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Feb 2026 18:27:10 -0800 X-CSE-ConnectionGUID: zOjUMskXSMSSc4vXN1XptQ== X-CSE-MsgGUID: hO9bm3NCQWyRxyKt+aYzcw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,283,1763452800"; d="scan'208";a="217052525" Received: from lkp-server01.sh.intel.com (HELO 765f4a05e27f) ([10.239.97.150]) by orviesa005.jf.intel.com with ESMTP; 10 Feb 2026 18:27:09 -0800 Received: from kbuild by 765f4a05e27f with local (Exim 4.98.2) (envelope-from ) id 1vpzwY-00000000pbA-3OTB; Wed, 11 Feb 2026 02:27:06 +0000 Date: Wed, 11 Feb 2026 10:26:12 +0800 From: kernel test robot To: Ethan Ferguson , hirofumi@mail.parknet.co.jp Cc: oe-kbuild-all@lists.linux.dev, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, Ethan Ferguson Subject: Re: [PATCH 2/2] fat: Add FS_IOC_SETFSLABEL ioctl Message-ID: <202602111002.F4q2b5Gx-lkp@intel.com> References: <20260210222310.357755-3-ethan.ferguson@zetier.com> Precedence: bulk X-Mailing-List: linux-fsdevel@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: <20260210222310.357755-3-ethan.ferguson@zetier.com> Hi Ethan, kernel test robot noticed the following build warnings: [auto build test WARNING on 9f2693489ef8558240d9e80bfad103650daed0af] url: https://github.com/intel-lab-lkp/linux/commits/Ethan-Ferguson/fat-Add-FS_IOC_GETFSLABEL-ioctl/20260211-062606 base: 9f2693489ef8558240d9e80bfad103650daed0af patch link: https://lore.kernel.org/r/20260210222310.357755-3-ethan.ferguson%40zetier.com patch subject: [PATCH 2/2] fat: Add FS_IOC_SETFSLABEL ioctl config: parisc-defconfig (https://download.01.org/0day-ci/archive/20260211/202602111002.F4q2b5Gx-lkp@intel.com/config) compiler: hppa-linux-gcc (GCC) 15.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260211/202602111002.F4q2b5Gx-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/202602111002.F4q2b5Gx-lkp@intel.com/ All warnings (new ones prefixed by >>): In function 'fat_get_entry', inlined from 'fat_rename_volume_label_dentry' at fs/fat/dir.c:1435:7: >> fs/fat/dir.c:121:12: warning: 'bh' is used uninitialized [-Wuninitialized] 121 | if (*bh && *de && | ^ fs/fat/dir.c: In function 'fat_rename_volume_label_dentry': fs/fat/dir.c:1430:29: note: 'bh' was declared here 1430 | struct buffer_head *bh; | ^~ vim +/bh +121 fs/fat/dir.c ^1da177e4c3f41 Linus Torvalds 2005-04-16 115 ^1da177e4c3f41 Linus Torvalds 2005-04-16 116 static inline int fat_get_entry(struct inode *dir, loff_t *pos, ^1da177e4c3f41 Linus Torvalds 2005-04-16 117 struct buffer_head **bh, ^1da177e4c3f41 Linus Torvalds 2005-04-16 118 struct msdos_dir_entry **de) ^1da177e4c3f41 Linus Torvalds 2005-04-16 119 { ^1da177e4c3f41 Linus Torvalds 2005-04-16 120 /* Fast stuff first */ ^1da177e4c3f41 Linus Torvalds 2005-04-16 @121 if (*bh && *de && f08b4988f229fb Cruz Julian Bishop 2012-10-04 122 (*de - (struct msdos_dir_entry *)(*bh)->b_data) < f08b4988f229fb Cruz Julian Bishop 2012-10-04 123 MSDOS_SB(dir->i_sb)->dir_per_block - 1) { ^1da177e4c3f41 Linus Torvalds 2005-04-16 124 *pos += sizeof(struct msdos_dir_entry); ^1da177e4c3f41 Linus Torvalds 2005-04-16 125 (*de)++; ^1da177e4c3f41 Linus Torvalds 2005-04-16 126 return 0; ^1da177e4c3f41 Linus Torvalds 2005-04-16 127 } ^1da177e4c3f41 Linus Torvalds 2005-04-16 128 return fat__get_entry(dir, pos, bh, de); ^1da177e4c3f41 Linus Torvalds 2005-04-16 129 } ^1da177e4c3f41 Linus Torvalds 2005-04-16 130 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki