From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.10]) (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 36ACA2DCF67 for ; Mon, 26 Jan 2026 21:06:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.10 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769461596; cv=none; b=rBrVLc9U1Fml6vUoYzf2hemAAF9yk91nWkX7SCrMXEwElkfxfN6nRpsR63LipuAHuP8Px/lWmoHZ9GreQyFoWb5eQV7hlYnE88EahQ5eObPKMyVEygPlbMpzN6l9OaeMU9esAYR67n/nT2VChsG60xsVt6Kzc37Wnv/siGJx0IA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769461596; c=relaxed/simple; bh=rYP4zJ5wq8qoF5pPgFovHERvUz9FFiwEw0q7A/y81zY=; h=Date:From:To:Cc:Subject:Message-ID; b=R1xu2OBWB6JVmWL72v5voypH948p1DWZDlvx3avv9SRgXnPqogFnG3utJRNpDHLuArOlioSY3OkBoqpRGNtQGGvuo0awidxIA1fkkV7Bh4CrcUQtwXwCWuCO5Xpqh2EtJmA05+v6fxsd5r1DnwaOnqOJf5kJpGPrY/jhSk2xmic= 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=AnXAqEC/; arc=none smtp.client-ip=198.175.65.10 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="AnXAqEC/" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1769461594; x=1800997594; h=date:from:to:cc:subject:message-id; bh=rYP4zJ5wq8qoF5pPgFovHERvUz9FFiwEw0q7A/y81zY=; b=AnXAqEC/gkiU9URsGlG7R2vGaHOgYiIxzzdqVnveYsil0hDF6OUAawzW 1Lb3QpYdqn/FZSM3W/JmaVfxRxnAn3FjrzuDvcHgT6oOS9pS0gN9aJOTl X0X4it52YH6sHYCU+Y2cDL2xD5cuTRQA76RZ6sgb02o+WxiVloW2HrByw vAvAkwZrpuPNLwkqXn7miYcALxXummUlwY+zobwxl10CytMnhsezovQnh QghrZdIaDknYasWQSh/+eWiKww6CsfT++EkRjRd2mrkGMp1v9g5gVAmtf yncLnQYnbrx99UddE/mGc9te6aoBHx2xsNAS8NnVWjAR5nPBjGqJE0NOc Q==; X-CSE-ConnectionGUID: H7zVaj0bQ3aE2fWJTe+Q5A== X-CSE-MsgGUID: XqA6ItJYRq6Xg9x4JQKmgQ== X-IronPort-AV: E=McAfee;i="6800,10657,11683"; a="88063068" X-IronPort-AV: E=Sophos;i="6.21,256,1763452800"; d="scan'208";a="88063068" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by orvoesa102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Jan 2026 13:06:34 -0800 X-CSE-ConnectionGUID: 1MuCvPZQT3e55aBy2OO9OA== X-CSE-MsgGUID: k/i1Wz9lRkW4AuNuwGuqeg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,256,1763452800"; d="scan'208";a="212243456" Received: from lkp-server01.sh.intel.com (HELO 765f4a05e27f) ([10.239.97.150]) by fmviesa005.fm.intel.com with ESMTP; 26 Jan 2026 13:06:32 -0800 Received: from kbuild by 765f4a05e27f with local (Exim 4.98.2) (envelope-from ) id 1vkTn4-00000000Xgo-288o; Mon, 26 Jan 2026 21:06:30 +0000 Date: Tue, 27 Jan 2026 05:05:58 +0800 From: kernel test robot To: oe-kbuild@lists.linux.dev Cc: lkp@intel.com Subject: [koverstreet-bcachefs:bcachefs-rebalance_v2 465/799] fs/bcachefs/data/extents.h:551:9: sparse: sparse: unsigned value that used to be signed checked against zero? Message-ID: <202601270413.cWKFX1kS-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: oe-kbuild@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: :::::: :::::: Manual check reason: "low confidence static check warning: fs/bcachefs/data/extents.h:551:9: sparse: sparse: unsigned value that used to be signed checked against zero?" :::::: BCC: lkp@intel.com CC: oe-kbuild-all@lists.linux.dev TO: Kent Overstreet tree: https://github.com/koverstreet/bcachefs bcachefs-rebalance_v2 head: d4b3d00447faf8d4d95db47e3902e4ca4db8fbdc commit: 78e53242d57830619d4964261dda9934f4d18c47 [465/799] bcachefs: move data code to subdir :::::: branch date: 3 months ago :::::: commit date: 3 months ago config: x86_64-randconfig-r122-20260126 (https://download.01.org/0day-ci/archive/20260127/202601270413.cWKFX1kS-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/20260127/202601270413.cWKFX1kS-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/r/202601270413.cWKFX1kS-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) fs/bcachefs/fs-io.c: note: in included file (through fs/bcachefs/alloc/buckets.h): >> fs/bcachefs/data/extents.h:551:9: sparse: sparse: unsigned value that used to be signed checked against zero? fs/bcachefs/fs-io.c:748:16: sparse: signed value source >> fs/bcachefs/data/extents.h:551:9: sparse: sparse: unsigned value that used to be signed checked against zero? fs/bcachefs/fs-io.c:748:16: sparse: signed value source vim +551 fs/bcachefs/data/extents.h 1c6fdbd8f2465d fs/bcachefs/extents.h Kent Overstreet 2017-03-16 546 792031116bee35 fs/bcachefs/extents.h Kent Overstreet 2022-11-13 547 static inline bool bkey_extent_is_unwritten(struct bkey_s_c k) 792031116bee35 fs/bcachefs/extents.h Kent Overstreet 2022-11-13 548 { 792031116bee35 fs/bcachefs/extents.h Kent Overstreet 2022-11-13 549 struct bkey_ptrs_c ptrs = bch2_bkey_ptrs_c(k); 792031116bee35 fs/bcachefs/extents.h Kent Overstreet 2022-11-13 550 792031116bee35 fs/bcachefs/extents.h Kent Overstreet 2022-11-13 @551 bkey_for_each_ptr(ptrs, ptr) 792031116bee35 fs/bcachefs/extents.h Kent Overstreet 2022-11-13 552 if (ptr->unwritten) 792031116bee35 fs/bcachefs/extents.h Kent Overstreet 2022-11-13 553 return true; 792031116bee35 fs/bcachefs/extents.h Kent Overstreet 2022-11-13 554 return false; 792031116bee35 fs/bcachefs/extents.h Kent Overstreet 2022-11-13 555 } 792031116bee35 fs/bcachefs/extents.h Kent Overstreet 2022-11-13 556 :::::: The code at line 551 was first introduced by commit :::::: 792031116bee35e13be7c8ae8cf1b8eec141b136 bcachefs: Unwritten extents support :::::: TO: Kent Overstreet :::::: CC: Kent Overstreet -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki