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X-CSE-ConnectionGUID: 7TfTrX9aQM6WzxTB8VSX4w== X-CSE-MsgGUID: zzu2o47dSmmEmYqWYEBueA== X-IronPort-AV: E=McAfee;i="6800,10657,11708"; a="71987497" X-IronPort-AV: E=Sophos;i="6.21,304,1763452800"; d="scan'208";a="71987497" Received: from fmviesa010.fm.intel.com ([10.60.135.150]) by fmvoesa112.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Feb 2026 04:53:12 -0800 X-CSE-ConnectionGUID: V76TdxH9RAquh8PoF3jy4w== X-CSE-MsgGUID: 2KgVB87mSXCmKpwXJs6PjQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,304,1763452800"; d="scan'208";a="213735029" Received: from igk-lkp-server01.igk.intel.com (HELO e5404a91d123) ([10.211.93.152]) by fmviesa010.fm.intel.com with ESMTP; 22 Feb 2026 04:53:11 -0800 Received: from kbuild by e5404a91d123 with local (Exim 4.98.2) (envelope-from ) id 1vu8xR-000000004cz-0KiZ; Sun, 22 Feb 2026 12:53:09 +0000 Date: Sun, 22 Feb 2026 13:52:58 +0100 From: kernel test robot To: Gary Guo Cc: oe-kbuild-all@lists.linux.dev Subject: [nbdd0121:io_projection 16/19] error[E0405]: cannot find trait `FromBytes` in this scope Message-ID: <202602221313.dcB4ETX2-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: tree: https://github.com/nbdd0121/linux io_projection head: c4a22eafa4aa47b5c3c75d57488c44e653827fc6 commit: d12fb6412e5338bb69eab42f45ede455a57fbfbf [16/19] rust: io: add view type config: x86_64-rhel-9.4-rust (https://download.01.org/0day-ci/archive/20260222/202602221313.dcB4ETX2-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/20260222/202602221313.dcB4ETX2-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/202602221313.dcB4ETX2-lkp@intel.com/ All errors (new ones prefixed by >>): >> error[E0405]: cannot find trait `FromBytes` in this scope --> rust/kernel/io.rs:667:24 | 667 | T: KnownSize + FromBytes + AsBytes, | ^^^^^^^^^ not found in this scope | help: consider importing this trait | 7 + use crate::transmute::FromBytes; | -- >> error[E0405]: cannot find trait `AsBytes` in this scope --> rust/kernel/io.rs:667:36 | 667 | T: KnownSize + FromBytes + AsBytes, | ^^^^^^^ not found in this scope | help: consider importing this trait | 7 + use crate::transmute::AsBytes; | -- >> error[E0405]: cannot find trait `FromBytes` in this scope --> rust/kernel/io.rs:668:12 | 668 | U: FromBytes + AsBytes, | ^^^^^^^^^ not found in this scope | help: consider importing this trait | 7 + use crate::transmute::FromBytes; | -- >> error[E0405]: cannot find trait `AsBytes` in this scope --> rust/kernel/io.rs:668:24 | 668 | U: FromBytes + AsBytes, | ^^^^^^^ not found in this scope | help: consider importing this trait | 7 + use crate::transmute::AsBytes; | -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki