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Sun, 13 Apr 2025 02:23:51 +0000 Date: Sun, 13 Apr 2025 10:23:43 +0800 From: Philip Li To: Ingo Molnar CC: kernel test robot , , , Subject: Re: kernel/sched/syscalls.c:979:8: error: unexpected token, expected comma Message-ID: References: <202504082254.7GLSWAbI-lkp@intel.com> Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: X-ClientProxiedBy: SG2PR04CA0174.apcprd04.prod.outlook.com (2603:1096:4::36) To PH0PR11MB5674.namprd11.prod.outlook.com (2603:10b6:510:ec::10) Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: PH0PR11MB5674:EE_|SJ2PR11MB7545:EE_ X-MS-Office365-Filtering-Correlation-Id: f44de0d6-fc35-4d49-b290-08dd7a323b14 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|366016|376014|1800799024|13003099007; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?GAT3Ij00p7/ZXV45QqXbDfgzxvr8fMykIIvnbUhecgNN+JrBS0hb3ZgZobh9?= =?us-ascii?Q?f64gBS85JVk/8WDlYALMouen2d50O/F0P9VcSy4nJcyAoM0xTEsIRbjBsFQj?= =?us-ascii?Q?1XNCHwkaskqBNodAJC8vv2lGIbqmZF3GQVIBozvAf6WZVV7MxZd7eNdFOCB/?= =?us-ascii?Q?He7pCEFvk6H9c938y1N+DW137VfAIJ8eaL3r6NxPD1RRfIcw5UKpvrwgSI7Q?= =?us-ascii?Q?xfy41jOZpG5WXYWA3b1f0cEl/LDqOoKURqhC4oOcGKj44urkCwI7/Kv5BXUF?= =?us-ascii?Q?iuvhZp1WHoHrnMG2gFla5eLL16oRtSaWWzp+SfTiHE6criWxmZ5jYxJ6arjd?= =?us-ascii?Q?GE6qd51CzVQXLEWYgFzh74n2w+9MOvcWhRsMXByFQniOVXYxPvHQtjxn5rWH?= =?us-ascii?Q?gEMFvgFS9RQ87lO7bn0s3nyxprWUF8R5N1XuV1QEDE/l+G7OvTDxTJjXekMe?= =?us-ascii?Q?F8CkqLlhz+R0JTnQTIM5izlaYlbadi9f/VJnY5OkKtqRreZ4IwAt2o0Dm/3Z?= =?us-ascii?Q?e0unplfytv1CosD/YVFk9D3jrbBqh7OYWE3OVg7sqoXhhDlM1Tt4WX/IBxIR?= =?us-ascii?Q?kzfKpdv2y9FYNSsV56VnDvtJ/3YibgfU7Po25Qy3Pk4WB9wjK5gEhx7Y+Z34?= =?us-ascii?Q?QMYYS76wBxXzkvoQ2jKx7Te2prHN3VJoNNmAHKkLNJHAXNKanOEWWLDAw/xO?= =?us-ascii?Q?BIK96cxuBES8Y2wrnzcVlaJseoKYQHKYDPR/T9hpxvfDSupkYKaS6Eacb7Ir?= =?us-ascii?Q?L0StACPZ137ceETVYAm88FY2xLUDaG9KfvYBjtTjmdc/l28tRgm7qIm8Wcfn?= =?us-ascii?Q?E4doApnEpUMFB8PE0z6hV3yxrr0eNQH5Nt54NARXGmT/wg10EHxLDFnjA8D4?= =?us-ascii?Q?k7b8hKlgNOjugA9x2RZw1gsJFYgs0Fg4mYMXYDDEqwGerbcTCNAuuD92BKjl?= =?us-ascii?Q?GUB2ZumyHz8CxgGtNq7IGtuNC50TSKOZ4OtGt9JxlrjN0pXZyQbl5QNQCh5w?= =?us-ascii?Q?+Lye/+780pl3AJNS1ZemqJILrs0lOZIr6olsJOX7SG4nVLfWkMJcJQq8t6vg?= =?us-ascii?Q?d8nPzoRnpZlgUFIs5hzRMW5auHvA8Ba8bYTjOH8r5QtSgO4Rn9NvZBzrC9Si?= =?us-ascii?Q?IdBwwOTq5xhoZgv1sFFJ/oS3s7fNNBzihiUldXG0dlEv0nynuNoUljYfzdAR?= =?us-ascii?Q?sbYsabV6pSDJpu0tpM/YxBEzQEMh4qWveZTOEpQO1vAGertiRpm07BJ4xDp2?= =?us-ascii?Q?fUmPznVb58VkdaAAMhve8UogFDiHkP9fKmjcWSneVUbZ6Y/e/BfaV+/y+Z8k?= =?us-ascii?Q?sRmkeH1s6cppVYiXaYhb6KH7IdC3oBDegCj/19ncShX+wb3rdRu2/viryqcH?= =?us-ascii?Q?H5Twzq7UMJUbz4yAy0sTBglx+6sW?= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:PH0PR11MB5674.namprd11.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(366016)(376014)(1800799024)(13003099007);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?4qB4p0ZHzs+fw5ndVb/K2kQq5nk/1zors9SSnu9oCWqOwogCyOBvS3wRNKNF?= =?us-ascii?Q?i1/Z/02vC/7GQR3wcd8bdlAVAEJOXE3kP5Lu0HS6/f3jFYb4zbZayHiXV4c4?= =?us-ascii?Q?JbbTixq8o5qy37ksGTWlOf7YzNq8CTfRhDslmCH3mkM4aoZ3vOAmTCNf8UiY?= =?us-ascii?Q?+ljPs/3fYQLfaSaHNXGIq67/9Hm4AfF+cnj2F7wu1pisvHexzHv5Sps9HzzY?= =?us-ascii?Q?j3v60qaIgG7qX5lJjnQCBUUiFWSGKmUJRh842m9Z581o5J7uHFeQgE7SXUz7?= =?us-ascii?Q?oEKNst0KIpnazmhmo3IL3780GJi7Uwi+SYwsM6CFfaFNZCqwPaGzSGDd+9Jd?= =?us-ascii?Q?8Sh6rsGMBEBucnwZFM9bPtQVxrsG00yG+tjxpCM5EKK+QwFSPFDt5Dc/F9Uh?= =?us-ascii?Q?C3JX5i4bagFgTCPnr244PEycuFshP2BGBDUbhyAaoDP96yE2UQOO4WioeVmP?= =?us-ascii?Q?5I1DBZ//thAdOZFZ1MbEjJtlqlseGnugMkRJ3AE58sgp0GfjnicPJ+rUHV5/?= =?us-ascii?Q?cjhsrH7pMG61bOm+SyopHztixkV+nKaZpBpDANpPLqT3o3wapbxQ8LFftwBW?= =?us-ascii?Q?ujjfZVDgN7k1rTwpPdjhInWtHLWmyw1bS1LzvfwrlWx24zweut/+C3asmPNo?= =?us-ascii?Q?qLMh6h0ePUsR1NPrtqHj+pEeKo9U+0M7euWqJZPSCciuywRbzmUF4X41l8gu?= =?us-ascii?Q?FuvKm5+lq/R6N8GFoJ3sTFGf01VrlB2EVUh3ZUaIXampoC3yNGsaqgXvs6LV?= =?us-ascii?Q?aX0ZzqoHYHlM1f29F3LtVM+Y1Jtx9bhBf0bvWtTHWKhwD1E4Wc+/a85XFqQx?= =?us-ascii?Q?7iECkG/1Leo5/9+JCOD+OU7LqM53LuGgVzxTFWQlgof7JOh9MHmUA2c2/f0o?= =?us-ascii?Q?fkeqmgjj8sxhH43F72j5U7baYZq7qOr7cVKQnq5qA4twEt3UWhxDHpjkZXtT?= =?us-ascii?Q?V6AAgTornbdUinGLm+EtHKNir5wAsyXVyaet9HkEqhq28i5F3TukGkQL/rXw?= =?us-ascii?Q?qVPTlflRW2IYFxJrsldvJF5qeTGV4Uykie6riW94LiBZapJAHzZyr41ZW57s?= =?us-ascii?Q?RyqX4YGFT3kHezEB7j1udWebObxZvFyr+ua1AuvJnBvQ/2TMhdV5fqshg5Qs?= =?us-ascii?Q?sLyBOiBWZc/mUoSbxqCI4eBAM9hL2ijvASiG2Ae4kYW2oCNbqxz4A2FdI4h5?= =?us-ascii?Q?lsvzMO+T5RFIFt7Vcw4rkSyl47R9ysTOr+oa+hNVnj8LSzyfT3BJ2LkWEk75?= =?us-ascii?Q?YJTgkmIs2iGu1KOP8ux6KWsxRPTJcSdUq2uPI3/nzRq5bjrQ+lnA5AZplVoY?= =?us-ascii?Q?+A6e+mWdpRgm4A1cbuwYg8lDY2bG5FImg8RlY9Y6EB3ZfUeUnXjvXEvmPFE1?= =?us-ascii?Q?oVguhkCaAIX2zvz6SoEHcTFCqZoTjSPEzoH0MnSiHrRpCvLZsou6KVaUyNVO?= =?us-ascii?Q?P/d+gwEb/dbN5tAi0/IQOzLdHgQz/omtQk6vO/7Dzm7ZS6tcd2KA+mPmo6jU?= =?us-ascii?Q?p9rvadw9l+AiTUBqRNjv++a7FRrRvIejr6JpRjoOkNbVAXOzqiD6/ytzl/RA?= =?us-ascii?Q?jDfsB53xSu8/1qpw0PdoESfimUznYJ79kGiOcIlO?= X-MS-Exchange-CrossTenant-Network-Message-Id: f44de0d6-fc35-4d49-b290-08dd7a323b14 X-MS-Exchange-CrossTenant-AuthSource: PH0PR11MB5674.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 13 Apr 2025 02:23:51.7469 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: BYrvxBXzNmxeJSyCxsDdhygFndqs7xR/dZrajAKX+3dTMy+oMLEQTT+SoOYPxrZU+3ZfW080gcBQ4tofc22VeA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ2PR11MB7545 X-OriginatorOrg: intel.com + llvm mailing list to consult On Thu, Apr 10, 2025 at 08:56:26AM +0200, Ingo Molnar wrote: > > * kernel test robot wrote: > > > Hi Ingo, > > > > FYI, the error/warning still remains. > > > > tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master > > head: 0af2f6be1b4281385b618cb86ad946eded089ac8 > > commit: 04746ed80bcf3130951ed4d5c1bc5b0bcabdde22 sched/syscalls: Split out kernel/sched/syscalls.c from kernel/sched/core.c > > date: 11 months ago > > config: mips-randconfig-r064-20250408 (https://download.01.org/0day-ci/archive/20250408/202504082254.7GLSWAbI-lkp@intel.com/config) > > compiler: clang version 21.0.0git (https://github.com/llvm/llvm-project 92c93f5286b9ff33f27ff694d2dc33da1c07afdd) > > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250408/202504082254.7GLSWAbI-lkp@intel.com/reproduce) > > I cannot reproduce this. Hi Ingo, looks this problem is clang + mips specific, and it can be traced back to early days like [1] [2] on different commits/files >> lib/usercopy_kunit.c:205:2: error: unexpected token, expected comma >> net/mctp/af_mctp.c:259:6: error: invalid operand for instruction I add llvm mailing list to consult for this behavior, and it's possible the bot environment is not correctly setup for this case. BTW: the reproduce step should be below after saving the config (the steps in report is not correct) $ mkdir build_dir && cp config build_dir/.config $ COMPILER_INSTALL_PATH=~/temp/cross-compiler COMPILER=clang-20 ~/temp/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=mips olddefconfig $ COMPILER_INSTALL_PATH=~/temp/cross-compiler COMPILER=clang-20 ~/temp/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=mips SHELL=/bin/bash drivers/ fs/ kernel/ [1] https://lore.kernel.org/oe-kbuild-all/202201200842.QCcshg1P-lkp@intel.com/ [2] https://lore.kernel.org/oe-kbuild-all/202408200858.vCxqGpji-lkp@intel.com/ > > To test it, I did: > > $ wget 'https://download.01.org/0day-ci/archive/20250408/202504082254.7GLSWAbI-lkp@intel.com/config' > $ /bin/cp config .config > $ make -j102 CROSS_COMPILE=/home/mingo/gcc/cross/bin/mips64-linux- ARCH=mips kernel/sched/ > > CALL scripts/checksyscalls.sh > CC kernel/sched/core.o > CC kernel/sched/fair.o > CC kernel/sched/build_policy.o > CC kernel/sched/build_utility.o > AR kernel/sched/built-in.a > > Note that the config was *very* old AFAICS, from v6.10 or so, and I > accepted all the default .config suggestions. > > Compiler used is: > > # CONFIG_CC_VERSION_TEXT="mips64-linux-gcc (GCC) 9.3.1 20200601" > > Thanks, > > Ingo >