From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.17]) (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 3F4A9477E2A; Tue, 14 Jul 2026 13:47:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.17 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784036857; cv=none; b=kkO7KvOARfmmFN5zNEDmeLyF3nrb26kgZ6G4Q7xKpe/zVgtcjMja6vNYZRwcc7tah0Q2ROBPig0cNyG9sC9gs1N5K6hu+JqPob02t/5vgHpwr3Vd024WumIBiILV7SKW4gwvrxaV5YH+p0rR7uly3uyPqis0f/wX9puK0wddn7Y= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784036857; c=relaxed/simple; bh=n9cCVYuuPM0Dnz0kn/VctvAQ6WLJatsDO30dDYNF2u0=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=JfKD3UkAXddNYRzuk8LP+Ldt9UkjqEcIvLznNBAoTMZyHxfIzcfpGybTaxRtW6Oz94yemKqdl4gfXGJ1tJW5dat+QOGzgE0WX6OwG4TC6KeQTlUdvtLtRtDTpbV4DFpd09Hgt7YEYFbvberD6jvftouL+h2D1CnHsmEMe7/FNbU= 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=eq9DrFNT; arc=none smtp.client-ip=198.175.65.17 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="eq9DrFNT" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1784036857; x=1815572857; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=n9cCVYuuPM0Dnz0kn/VctvAQ6WLJatsDO30dDYNF2u0=; b=eq9DrFNT4Czi4+HNJUy6CFHuqjlT4rTfjLXDaib9TWRUL93+I+SS910Q T5DOUXNiUJMVQkKuQJabLHQRyjg9EX9EM/s4kikt+NqHxV6hW2pQXY0WI BrLj1EqRqP/GpXGy15+w+XMTYQsDv2ANOrHhUzUIM9mQ9cUpBJGDAKLky 5A4Bw6mg4OLTJxFwV8F/sYZihhE7H4FOTOCcmNhZA4UYtHUqEsnIdZlzK oB4ZucabqfWBPA2RC2do6vBHwXUz2ylHRBiqs7c2+0ESdhq4jz/PKLjRf KnrlISwwmAjBzhuvsqnh3TcpGf7hBTvGpOIHg1SdkBtyrWWMhitXj0DKE A==; X-CSE-ConnectionGUID: oH4J7TYqQuWiiYHR2LNLBA== X-CSE-MsgGUID: dszoxxnXQDO+UaVfJijIJA== X-IronPort-AV: E=McAfee;i="6800,10657,11846"; a="84679898" X-IronPort-AV: E=Sophos;i="6.25,163,1779174000"; d="scan'208";a="84679898" Received: from orviesa009.jf.intel.com ([10.64.159.149]) by orvoesa109.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Jul 2026 06:47:36 -0700 X-CSE-ConnectionGUID: 8znTZVoHTtav2Iqu6z5n4w== X-CSE-MsgGUID: dsEiQAvhQAGBdknanV7u9Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,163,1779174000"; d="scan'208";a="256506736" Received: from lkp-server02.sh.intel.com (HELO ea128546eb3d) ([10.239.97.151]) by orviesa009.jf.intel.com with ESMTP; 14 Jul 2026 06:47:30 -0700 Received: from kbuild by ea128546eb3d with local (Exim 4.98.2) (envelope-from ) id 1wjdTq-00000000Mg8-2pQS; Tue, 14 Jul 2026 13:47:26 +0000 Date: Tue, 14 Jul 2026 21:47:14 +0800 From: kernel test robot To: Gary Guo , Danilo Krummrich , Alice Ryhl , Alexandre Courbot , David Airlie , Simona Vetter , Greg Kroah-Hartman , "Rafael J. Wysocki" , Miguel Ojeda , Boqun Feng , Gary Guo , =?iso-8859-1?Q?Bj=F6rn?= Roy Baron , Benno Lossin , Andreas Hindborg , Trevor Gross , Daniel Almeida , Tamir Duberstein , Onur =?iso-8859-1?Q?=D6zkan?= , Eliot Courtney Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, nova-gpu@lists.linux.dev, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, driver-core@lists.linux.dev, rust-for-linux@vger.kernel.org Subject: Re: [PATCH] rust: device: make lifetime on `Core` and `CoreInternal` invariant Message-ID: <202607142146.1EoHdPGy-lkp@intel.com> References: <20260713201455.640151-1-gary@kernel.org> Precedence: bulk X-Mailing-List: nova-gpu@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260713201455.640151-1-gary@kernel.org> Hi Gary, kernel test robot noticed the following build errors: [auto build test ERROR on a13c140cc289c0b7b3770bce5b3ad42ab35074aa] url: https://github.com/intel-lab-lkp/linux/commits/Gary-Guo/rust-device-make-lifetime-on-Core-and-CoreInternal-invariant/20260714-041724 base: a13c140cc289c0b7b3770bce5b3ad42ab35074aa patch link: https://lore.kernel.org/r/20260713201455.640151-1-gary%40kernel.org patch subject: [PATCH] rust: device: make lifetime on `Core` and `CoreInternal` invariant config: x86_64-buildonly-randconfig-002-20260714 (https://download.01.org/0day-ci/archive/20260714/202607142146.1EoHdPGy-lkp@intel.com/config) compiler: clang version 22.1.3 (https://github.com/llvm/llvm-project e9846648fd6183ee6d8cbdb4502213fcf902a211) rustc: rustc 1.96.0 (ac68faa20 2026-05-25) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260714/202607142146.1EoHdPGy-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/202607142146.1EoHdPGy-lkp@intel.com/ All errors (new ones prefixed by >>): >> error[E0700]: hidden type for `impl pin_init::PinInit + 'a` captures lifetime that does not appear in bounds --> samples/rust/rust_debugfs.rs:154:9 | 150 | fn new<'a>(pdev: &'a platform::Device>) -> impl PinInit + 'a { | -------- ------------------------------ opaque type defined here | | >> | hidden type `impl pin_init::PinInit` captures the anonymous lifetime defined here ... 154 | / try_pin_init! { 155 | | Self { 156 | | _compatible <- debugfs.read_only_file( 157 | | c"compatible", ... | 176 | | } | |_________^ | = note: this error originates in the macro `::pin_init::pin_init` which comes from the expansion of the macro `try_pin_init` (in Nightly builds, run with -Z macro-backtrace for more info) help: add a `use<...>` bound to explicitly capture `'_` | 150 | fn new<'a>(pdev: &'a platform::Device>) -> impl PinInit + 'a + use<'a, '_> { | +++++++++++++ -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki