From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.13]) (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 B67B637F330 for ; Mon, 10 Aug 2026 19:30:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.13 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786390203; cv=none; b=h5TAljuTg0JqJQfuTB3VgQ5xpYcV9vhkWGyjWfz62YWcMEJKAdF/xGgpxPY2tF50QllgBCbM9J4dN11rBKTmb69t2SGpQO+CRUJceocmsvbSBK7pULFQeKt+C9BtsVHICCwSI1JeLVqNMG0VxZ8CxLtgp7dqL/TH2/Fxum1AvbQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786390203; c=relaxed/simple; bh=qwHMcZhX0XK9+92pxtlJFYdkI7ZtwZ3nCUvb7Za9iio=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=T5olYrLrX9V2GKAydheAVfIyM+5VYm1dOFs7gXAJwBUxB4okA1MTOdiq+l7CQCD35dhDPV9eLLkr5deCFNUxYqHlhRCvCqJDS+Z9EUVIVPhNwzeu9fE5htSvCVDtiHypJOlzEF6vXBJF8B9AdxwSSlJeCB4zx5gwHlkgi/3H9qM= 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=Gm7cb0hN; arc=none smtp.client-ip=192.198.163.13 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="Gm7cb0hN" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1786390201; x=1817926201; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=qwHMcZhX0XK9+92pxtlJFYdkI7ZtwZ3nCUvb7Za9iio=; b=Gm7cb0hNfnXdtSioLLa4uzafU/eOHSFXWAzbpq3s5dp/DquMRtaFMHoq tNiX2eP6ERDtk3RYHjqcwPUZpkL0MaGocn97RMGsilQJGP1jB8rzczSv3 FlLR5qiBOI7ZRay0TEIbYaxn+epvVszFfM2lvc7XJ8ycs5TXhJxxFsS8w KE2WkfKdrdE+m5h4a7am3yIUCzZ/nu868G16/Pg/myMXSTRkvvLrZ6tUE sXiLz1TWct1lRR/HW1qvkm2ItOBLV6gIYyw25QUy5WefAqTZaNjqkRBu3 gKWLhImCGeGX+r3XWrUODhMw10ODkEPGJkj30rHkgf9OI/HDzWIb1HKbc Q==; X-CSE-ConnectionGUID: 4KqDRhL7SUuS//tM2Sxjug== X-CSE-MsgGUID: oCC2jeLXQKOLUZqv1D+ssQ== X-IronPort-AV: E=McAfee;i="6800,10657,11871"; a="89440884" X-IronPort-AV: E=Sophos;i="6.25,216,1779174000"; d="scan'208";a="89440884" Received: from orviesa001.jf.intel.com ([10.64.159.141]) by fmvoesa107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Aug 2026 12:30:00 -0700 X-CSE-ConnectionGUID: GmAhXK9nTFWGx+9bY0/w5g== X-CSE-MsgGUID: DrgpNPGOTombrWAQav5T6g== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,216,1779174000"; d="scan'208";a="301351096" Received: from igk-lkp-server01.igk.intel.com (HELO 3cba2a188a06) ([10.211.93.152]) by orviesa001.jf.intel.com with ESMTP; 10 Aug 2026 12:29:59 -0700 Received: from kbuild by 3cba2a188a06 with local (Exim 4.98.2) (envelope-from ) id 1wtVh6-000000005Uo-03T1; Mon, 10 Aug 2026 19:29:56 +0000 Date: Mon, 10 Aug 2026 21:29:00 +0200 From: kernel test robot To: Rafael Passos , rust-for-linux@vger.kernel.org, aliceryhl@google.com, gregkh@linuxfoundation.org, arve@android.com, tkjos@android.com, Christian Brauner , cmllamas@google.com Cc: oe-kbuild-all@lists.linux.dev, Shuah Khan , Brigham Campbell , Jori Koolstra , Rafael Passos Subject: Re: [PATCH v2] rust_binder: speed up get_node_debug_info using lower_bound iter Message-ID: <202608102134.Dygd1Kx3-lkp@intel.com> References: <20260731133253.661634-1-rafael@rcpassos.me> Precedence: bulk X-Mailing-List: rust-for-linux@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: <20260731133253.661634-1-rafael@rcpassos.me> Hi Rafael, kernel test robot noticed the following build errors: [auto build test ERROR on staging/staging-testing] [also build test ERROR on staging/staging-next staging/staging-linus linus/master v7.2-rc7 next-20260810] [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/Rafael-Passos/rust_binder-speed-up-get_node_debug_info-using-lower_bound-iter/20260806-233902 base: staging/staging-testing patch link: https://lore.kernel.org/r/20260731133253.661634-1-rafael%40rcpassos.me patch subject: [PATCH v2] rust_binder: speed up get_node_debug_info using lower_bound iter config: x86_64-rhel-9.4-rust (https://download.01.org/0day-ci/archive/20260810/202608102134.Dygd1Kx3-lkp@intel.com/config) compiler: clang version 22.1.8 (https://github.com/llvm/llvm-project ca7933e47d3a3451d81e72ac174dcb5aa28b59d1) rustc: rustc 1.96.0 (ac68faa20 2026-05-25) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260810/202608102134.Dygd1Kx3-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/202608102134.Dygd1Kx3-lkp@intel.com/ All errors (new ones prefixed by >>): PATH=/opt/cross/clang-22/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin INFO PATH=/opt/cross/rustc-1.96.0-bindgen-0.72.1/cargo/bin:/opt/cross/clang-22/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin /usr/bin/timeout -k 100 12h /usr/bin/make KCFLAGS=\ -fno-crash-diagnostics\ -Wno-error=return-type\ -Wreturn-type\ -funsigned-char\ -Wundef\ -falign-functions=64 W=1 --keep-going LLVM=1 -j384 -C source O=/kbuild/obj/consumer/x86_64-rhel-9.4-rust ARCH=x86_64 SHELL=/bin/bash rustfmtcheck make: Entering directory '/kbuild/src' make[1]: Entering directory '/kbuild/obj/consumer/x86_64-rhel-9.4-rust' >> Diff in drivers/android/binder/process.rs:1175: { let inner = self.inner.lock(); // cursor_lower_bound retrieves the "key" passed or the next existing larger key - if let Some(cursor) = inner.nodes.cursor_lower_bound(&(ptr+1)){ + if let Some(cursor) = inner.nodes.cursor_lower_bound(&(ptr + 1)) { let (_, node) = cursor.current(); node.populate_debug_info(&mut out, &inner); } >> Diff in drivers/android/binder/process.rs:1175: { let inner = self.inner.lock(); // cursor_lower_bound retrieves the "key" passed or the next existing larger key - if let Some(cursor) = inner.nodes.cursor_lower_bound(&(ptr+1)){ + if let Some(cursor) = inner.nodes.cursor_lower_bound(&(ptr + 1)) { let (_, node) = cursor.current(); node.populate_debug_info(&mut out, &inner); } make[2]: *** [Makefile:1998: rustfmt] Error 123 make[1]: Leaving directory '/kbuild/obj/consumer/x86_64-rhel-9.4-rust' make[1]: *** [Makefile:248: __sub-make] Error 2 make[2]: Target 'rustfmtcheck' not remade because of errors. make[1]: Target 'rustfmtcheck' not remade because of errors. make: *** [Makefile:248: __sub-make] Error 2 make: Target 'rustfmtcheck' not remade because of errors. make: Leaving directory '/kbuild/src' -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki