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Sat, 11 Apr 2026 14:17:17 +0000 Date: Sat, 11 Apr 2026 22:17:05 +0800 From: kernel test robot To: Konstantin Khorenko , Peter Oberparleiter , Mikhail Zaslonko , "Nathan Chancellor" , Nicolas Schier CC: , Masahiro Yamada , Thomas =?iso-8859-1?Q?Wei=DFschuh?= , Arnd Bergmann , Steffen Klassert , Herbert Xu , , , , Konstantin Khorenko , Pavel Tikhomirov , Vasileios Almpanis , Jakub Kicinski Subject: Re: [PATCH] gcov: use atomic counter updates to fix concurrent access crashes Message-ID: Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <20260402141831.1437357-2-khorenko@virtuozzo.com> X-ClientProxiedBy: SG2PR04CA0152.apcprd04.prod.outlook.com (2603:1096:4::14) To BYAPR11MB2808.namprd11.prod.outlook.com (2603:10b6:a02:c8::26) Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BYAPR11MB2808:EE_|SN7PR11MB7637:EE_ X-MS-Office365-Filtering-Correlation-Id: cedda10c-e38f-4da5-e061-08de97d50926 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|1800799024|7416014|366016|56012099003|18002099003|22082099003; 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And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Konstantin-Khorenko/gcov-use-atomic-counter-updates-to-fix-concurrent-access-crashes/20260411-133428 base: https://git.kernel.org/pub/scm/linux/kernel/git/soc/soc.git for-next patch link: https://lore.kernel.org/r/20260402141831.1437357-2-khorenko%40virtuozzo.com patch subject: [PATCH] gcov: use atomic counter updates to fix concurrent access crashes config: m68k-allmodconfig (https://download.01.org/0day-ci/archive/20260411/202604111946.Erd3tguU-lkp@intel.com/config) compiler: m68k-linux-gcc (GCC) 15.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260411/202604111946.Erd3tguU-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/r/202604111946.Erd3tguU-lkp@intel.com/ All warnings (new ones prefixed by >>): >> io_uring/io_uring.c:3224:1: warning: target does not support atomic profile update, single mode is selected 3224 | __initcall(io_uring_init); | ^~~~~~~~~~ -- >> io_uring/opdef.c:890:1: warning: target does not support atomic profile update, single mode is selected 890 | } | ^ -- >> io_uring/kbuf.c:740:1: warning: target does not support atomic profile update, single mode is selected 740 | } | ^ -- >> io_uring/rsrc.c:1555:1: warning: target does not support atomic profile update, single mode is selected 1555 | } | ^ -- >> io_uring/notif.c:141:1: warning: target does not support atomic profile update, single mode is selected 141 | } | ^ -- >> io_uring/tctx.c:388:1: warning: target does not support atomic profile update, single mode is selected 388 | } | ^ -- >> io_uring/filetable.c:158:1: warning: target does not support atomic profile update, single mode is selected 158 | } | ^ -- >> io_uring/rw.c:1397:1: warning: target does not support atomic profile update, single mode is selected 1397 | } | ^ -- >> io_uring/poll.c:963:1: warning: target does not support atomic profile update, single mode is selected 963 | } | ^ -- >> io_uring/tw.c:355:1: warning: target does not support atomic profile update, single mode is selected 355 | } | ^ -- >> io_uring/wait.c:308:1: warning: target does not support atomic profile update, single mode is selected 308 | } | ^ .. vim +3224 io_uring/io_uring.c 76d3ccecfa186a io_uring/io_uring.c Matteo Rizzo 2023-08-21 3221 2b188cc1bb857a fs/io_uring.c Jens Axboe 2019-01-07 3222 return 0; 2b188cc1bb857a fs/io_uring.c Jens Axboe 2019-01-07 3223 }; 2b188cc1bb857a fs/io_uring.c Jens Axboe 2019-01-07 @3224 __initcall(io_uring_init); -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki