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X-CSE-ConnectionGUID: S0Ees2DhTIeRePPxLjN+qw== X-CSE-MsgGUID: Vg+enHZvQS2w93tgqyXZZQ== X-IronPort-AV: E=McAfee;i="6800,10657,11649"; a="78922140" X-IronPort-AV: E=Sophos;i="6.21,164,1763452800"; d="scan'208";a="78922140" Received: from fmviesa006.fm.intel.com ([10.60.135.146]) by fmvoesa103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Dec 2025 04:56:03 -0800 X-CSE-ConnectionGUID: T3harOe5Sy+FFUZAbgnesQ== X-CSE-MsgGUID: m5TyObk+QUSRXptB26i0Ow== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,164,1763452800"; d="scan'208";a="199205661" Received: from igk-lkp-server01.igk.intel.com (HELO 8a0c053bdd2a) ([10.211.93.152]) by fmviesa006.fm.intel.com with ESMTP; 21 Dec 2025 04:56:00 -0800 Received: from kbuild by 8a0c053bdd2a with local (Exim 4.98.2) (envelope-from ) id 1vXIyc-0000000053s-0SQE; Sun, 21 Dec 2025 12:55:58 +0000 Date: Sun, 21 Dec 2025 13:55:43 +0100 From: kernel test robot To: Alice Ryhl , Miguel Ojeda , Boqun Feng Cc: oe-kbuild-all@lists.linux.dev, Gary Guo , =?iso-8859-1?Q?Bj=F6rn?= Roy Baron , Benno Lossin , Andreas Hindborg , Trevor Gross , Danilo Krummrich , rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org, Alice Ryhl Subject: Re: [PATCH] rust: sync: implement Unpin for ARef Message-ID: <202512211302.CuYHRqLX-lkp@intel.com> References: <20251217-unpin-for-aref-v1-1-84711b747d02@google.com> Precedence: bulk X-Mailing-List: linux-kernel@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: <20251217-unpin-for-aref-v1-1-84711b747d02@google.com> Hi Alice, kernel test robot noticed the following build errors: [auto build test ERROR on 8f0b4cce4481fb22653697cced8d0d04027cb1e8] url: https://github.com/intel-lab-lkp/linux/commits/Alice-Ryhl/rust-sync-implement-Unpin-for-ARef/20251218-013900 base: 8f0b4cce4481fb22653697cced8d0d04027cb1e8 patch link: https://lore.kernel.org/r/20251217-unpin-for-aref-v1-1-84711b747d02%40google.com patch subject: [PATCH] rust: sync: implement Unpin for ARef config: x86_64-rhel-9.4-rust (https://download.01.org/0day-ci/archive/20251221/202512211302.CuYHRqLX-lkp@intel.com/config) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) rustc: rustc 1.88.0 (6b00bc388 2025-06-23) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251221/202512211302.CuYHRqLX-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/202512211302.CuYHRqLX-lkp@intel.com/ All errors (new ones prefixed by >>): >> error[E0277]: the trait bound `T: sync::aref::AlwaysRefCounted` is not satisfied --> rust/kernel/sync/aref.rs:87:19 | 87 | impl Unpin for ARef {} | ^^^^^^^ the trait `sync::aref::AlwaysRefCounted` is not implemented for `T` | note: required by a bound in `sync::aref::ARef` --> rust/kernel/sync/aref.rs:68:20 | 68 | pub struct ARef { | ^^^^^^^^^^^^^^^^ required by this bound in `ARef` help: consider restricting type parameter `T` with trait `AlwaysRefCounted` | 87 | impl Unpin for ARef {} | ++++++++++++++++++++++++++++++ -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki