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X-CSE-ConnectionGUID: FR+cr9KZT16QF6jApH4izA== X-CSE-MsgGUID: GTSp/peuT+SpGtNuLN8sXw== X-IronPort-AV: E=McAfee;i="6800,10657,11751"; a="76401562" X-IronPort-AV: E=Sophos;i="6.23,165,1770624000"; d="scan'208";a="76401562" Received: from fmviesa006.fm.intel.com ([10.60.135.146]) by fmvoesa111.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Apr 2026 00:59:13 -0700 X-CSE-ConnectionGUID: CQEOJtvnT/WcNOlTuaHAOg== X-CSE-MsgGUID: CatIVsrPR0G6T6j+72S9AQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,165,1770624000"; d="scan'208";a="223305417" Received: from lkp-server01.sh.intel.com (HELO d00eb8a6782a) ([10.239.97.150]) by fmviesa006.fm.intel.com with ESMTP; 07 Apr 2026 00:59:11 -0700 Received: from kbuild by d00eb8a6782a with local (Exim 4.98.2) (envelope-from ) id 1wA1L3-000000000Kf-06yd; Tue, 07 Apr 2026 07:59:09 +0000 Date: Tue, 07 Apr 2026 15:58:09 +0800 From: kernel test robot To: "Mike Rapoport (Microsoft)" Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, David Hildenbrand , Andrew Morton , Linux Memory Management List Subject: [akpm-mm:mm-unstable 113/133] error[E0277]: `*const kernel::bindings::vm_uffd_ops` cannot be shared between threads safely Message-ID: <202604071509.y5vLetYd-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: tree: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-unstable head: 3fa44141e0bbd5062f2ef0c5cdddd98275d3223e commit: 694fc0bd3ca5420f4e1105d2dec02327cfc5d64b [113/133] userfaultfd: introduce vm_uffd_ops config: x86_64-randconfig-074-20260407 (https://download.01.org/0day-ci/archive/20260407/202604071509.y5vLetYd-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/20260407/202604071509.y5vLetYd-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/202604071509.y5vLetYd-lkp@intel.com/ All errors (new ones prefixed by >>): >> error[E0277]: `*const kernel::bindings::vm_uffd_ops` cannot be shared between threads safely --> drivers/android/binder/page_range.rs:146:23 | 146 | static BINDER_VM_OPS: bindings::vm_operations_struct = pin_init::zeroed(); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `*const kernel::bindings::vm_uffd_ops` cannot be shared between threads safely | = help: within `kernel::bindings::vm_operations_struct`, the trait `Sync` is not implemented for `*const kernel::bindings::vm_uffd_ops` note: required because it appears within the type `kernel::bindings::vm_operations_struct` --> rust/bindings/bindings_generated.rs:74703:12 | 74703 | pub struct vm_operations_struct { | ^^^^^^^^^^^^^^^^^^^^ = note: shared static variables must have a type that implements `Sync` -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki