From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.9]) (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 91A433D9691 for ; Fri, 15 May 2026 17:18:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.9 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778865529; cv=none; b=Qf/NzhdbTqITCBkJ0DN9KFXOtPRISbMj7m7uBUwSLEIqiiBM7zHcQA6hofJ1NyDsCjmJ2wVnQVAuVJ2BQFIQCq6go8WVW6ydmZXinUzUK3rtS+710KYG+kOwAzKycqGWuye2g8LZVatLXCESFnMl2PaTKqfTuhuvDRXLuwztM/0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778865529; c=relaxed/simple; bh=en4zUAuUhLed3iZzLO/E/SYutmu+PXZun/WWxLWP3uc=; h=Date:From:To:Cc:Subject:Message-ID; b=t4uWeysNwT9ZlDGDqlh6dysoJuJVX2qVL/Lkw68gJ2gDvMcKoQ2Sbj6M1qltlZw8eS29cS8XXvfNslcobHOesZQBRir/65PatBd/BvsMkdh7QnyLiEn37LcPXtBql3DTgvjqqyetAzRKO0j/3yeyNWd7J4ucsBDbNBzmfH0Xej4= 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=m+ZRmOAp; arc=none smtp.client-ip=198.175.65.9 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="m+ZRmOAp" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1778865527; x=1810401527; h=date:from:to:cc:subject:message-id; bh=en4zUAuUhLed3iZzLO/E/SYutmu+PXZun/WWxLWP3uc=; b=m+ZRmOApsoNQ4w3hFPITzeKIPU6zrchsjlUxYJyk4htnMbf9rsmq/eZj qk76uvUlYlmo5par6LI+o0uUa88UiZnvu048w0GX84VhTZDXpX0JIagxR 8dpgJLE7d6qnKzfPYI7H7DCJsKxMOAR634N7TiDrFXlp7OKodppW3XV+2 5jI15bqMS3XvV79fEHJ4ZHGCGFWTTRi7FChVxRkT5rDwCJus/zRl8dvqc 2KUaJtRBzcAZXyGeXc0O5/Z6GAJYskSqzSVRwP7T/0sjfj58R7CNNkLDh 97iwk43eQfeEhZDmF7ql3VwV2GDnIGMGNPRTa2FSzHnNNSAMXDR4jZK9A w==; X-CSE-ConnectionGUID: ic273AxXSvuyfTg0OOL/jg== X-CSE-MsgGUID: JWpEavBITQqxaVo7v3eLrw== X-IronPort-AV: E=McAfee;i="6800,10657,11787"; a="102499476" X-IronPort-AV: E=Sophos;i="6.23,236,1770624000"; d="scan'208";a="102499476" Received: from orviesa007.jf.intel.com ([10.64.159.147]) by orvoesa101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 May 2026 10:18:47 -0700 X-CSE-ConnectionGUID: x4TCZYFcSqWtvLE2jxJ0YA== X-CSE-MsgGUID: zXXv3y3iQGqy1JEeVkHsKA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,236,1770624000"; d="scan'208";a="238992360" Received: from lkp-server02.sh.intel.com (HELO 7a33ad3e7d27) ([10.239.97.151]) by orviesa007.jf.intel.com with ESMTP; 15 May 2026 10:18:47 -0700 Received: from kbuild by 7a33ad3e7d27 with local (Exim 4.98.2) (envelope-from ) id 1wNwBP-000000002Ob-2H1E; Fri, 15 May 2026 17:18:43 +0000 Date: Sat, 16 May 2026 01:18:13 +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: <202605160113.mtdUWG58-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: 6 months ago :::::: commit date: 7 months ago config: sh-randconfig-r123-20260514 (https://download.01.org/0day-ci/archive/20260516/202605160113.mtdUWG58-lkp@intel.com/config) compiler: sh4-linux-gcc (GCC) 11.5.0 sparse: v0.6.5-rc1 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260516/202605160113.mtdUWG58-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/202605160113.mtdUWG58-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