From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.9]) (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 5F6562EEE77; Sat, 1 Aug 2026 02:26:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.9 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785551177; cv=none; b=G6ARvSM5ESp1/8EhaH/BwC3boibjf0AI29MEkJV8xgqZnZI/NneEYLxA2JWIeH5ACEaPcQl3Y0fc9vxqfW0ISLahNv0me5thKzRXeH+fVT1tT5ATgKFadtja+25vyIBIAKJXVJdmm5/R8rbsRDspdjQ6QzlsKfH2wCz1Ej/2n44= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785551177; c=relaxed/simple; bh=fG5QvWBSrqUNf/LQCbJA+fBJDng0xodfbhGRsUNNzEM=; h=Date:From:To:Cc:Subject:Message-ID; b=Q/9P1NuV9l3TTKq9hdvDmYIOSiha+zJ7AG38m+agmjRmlxy+XbwWDE7U+mEm6xuu7qSlwi9H8fjzNpCGDaGdV/fU7zhggYrHcn0H+RYma1cjQseQK34y/Mk4E+U6qbNZoSpnKE92R5C6b2JEIcW7e+i+FN6W5Qm+zqcX9sPQbqA= 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=V34tGgdj; arc=none smtp.client-ip=192.198.163.9 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="V34tGgdj" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1785551175; x=1817087175; h=date:from:to:cc:subject:message-id; bh=fG5QvWBSrqUNf/LQCbJA+fBJDng0xodfbhGRsUNNzEM=; b=V34tGgdj28BJEDLeQ/XbgKLokyB9LiEeTESgYN9vZ4lafqMNDl4JJ9bx 3jDnfMPr6eucJYKLJYBPj0OuCZhEjj3BX8SPyrvfEevuwxAStRlZbOKnA QHK/ze+XD8ka3jtnhwRWSKTdQ0rX3MX+iNBBhFccpS5ouzuNU3IaXH8q2 OId2ZNNyji5AsxJw7DxTA3k+MMEZ9yoYF3inbXPr6KFu7NWpfzciXrLEI kjdSCzXb5q8JQ9PYMJp63ufAk4ewN/kBYmf4VjXDVitecYql3vPlV6hKf Xx9e5howYjs4NWDpmx+Bk2wM1IOhYrZxEiXyRH12VcR/vIsB4g5qxumS2 Q==; X-CSE-ConnectionGUID: jxQC2/5BS12zcpGDY+93qw== X-CSE-MsgGUID: NhEKnXujSgeOeUKjM/t6Rw== X-IronPort-AV: E=McAfee;i="6800,10657,11861"; a="96837806" X-IronPort-AV: E=Sophos;i="6.25,197,1779174000"; d="scan'208";a="96837806" Received: from orviesa007.jf.intel.com ([10.64.159.147]) by fmvoesa103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 Jul 2026 19:26:14 -0700 X-CSE-ConnectionGUID: yiqvNRygQBS5qXSy3/MARw== X-CSE-MsgGUID: 3FchK3U5QiyimeXb5JPZyg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,197,1779174000"; d="scan'208";a="260771589" Received: from lkp-server01.sh.intel.com (HELO 6eda058d650d) ([10.239.97.150]) by orviesa007.jf.intel.com with ESMTP; 31 Jul 2026 19:26:13 -0700 Received: from kbuild by 6eda058d650d with local (Exim 4.98.2) (envelope-from ) id 1wpzQQ-000000002cX-32k2; Sat, 01 Aug 2026 02:26:10 +0000 Date: Sat, 01 Aug 2026 10:26:10 +0800 From: kernel test robot To: David Disseldorp Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Christian Brauner Subject: [linux-next:master 11199/11507] init/initramfs_test.c:580:15: error: call to undeclared function '__override_init_fs'; ISO C99 and later do not support implicit function declarations Message-ID: <202608010904.q5YsN4ye-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/next/linux-next.git master head: 415606a7be939835db9b0d6b711887586646346d commit: da46f0e1053c98355c2d7803ff1cc46617ca81bf [11199/11507] initramfs_test: use test init/exit hooks to override init fs config: arm64-randconfig-001-20260801 (https://download.01.org/0day-ci/archive/20260801/202608010904.q5YsN4ye-lkp@intel.com/config) compiler: clang version 21.1.8 (https://github.com/llvm/llvm-project 2078da43e25a4623cab2d0d60decddf709aaea28) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260801/202608010904.q5YsN4ye-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/202608010904.q5YsN4ye-lkp@intel.com/ Note: the linux-next/master HEAD 415606a7be939835db9b0d6b711887586646346d builds fine. It may have been fixed somewhere. All errors (new ones prefixed by >>): >> init/initramfs_test.c:580:15: error: call to undeclared function '__override_init_fs'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 580 | test->priv = __override_init_fs(); | ^ >> init/initramfs_test.c:580:13: error: incompatible integer to pointer conversion assigning to 'void *' from 'int' [-Wint-conversion] 580 | test->priv = __override_init_fs(); | ^ ~~~~~~~~~~~~~~~~~~~~ >> init/initramfs_test.c:586:2: error: call to undeclared function '__revert_init_fs'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 586 | __revert_init_fs(test->priv); | ^ 3 errors generated. vim +/__override_init_fs +580 init/initramfs_test.c 576 577 /* Tests run in a nullfs kthread; always use the init fs for path resolution. */ 578 static int __init initramfs_test_init(struct kunit *test) 579 { > 580 test->priv = __override_init_fs(); 581 return 0; 582 } 583 584 static void __init initramfs_test_exit(struct kunit *test) 585 { > 586 __revert_init_fs(test->priv); 587 } 588 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki