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Apr 2024 03:08:30 +0000 Date: Wed, 10 Apr 2024 11:01:53 +0800 From: Yujie Liu To: Peter Xu CC: kernel test robot , , "Linux Memory Management List" , Andrew Morton , Jason Gunthorpe Subject: Re: [linux-next:master 3442/4242] WARNING: modpost: vmlinux: section mismatch in reference: (unknown)+0x1270 (section: __ex_table) -> .LASF0 (section: .debug_str) Message-ID: References: <202404081248.FE1RbA1V-lkp@intel.com> Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: X-ClientProxiedBy: SI2PR02CA0043.apcprd02.prod.outlook.com (2603:1096:4:196::12) To SA1PR11MB8393.namprd11.prod.outlook.com (2603:10b6:806:373::21) Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SA1PR11MB8393:EE_|SA1PR11MB6990:EE_ X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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=?us-ascii?Q?SWH48pbHd+0D6bD6cxj8F06P0OXsV2RuO/xw9ZEr?= X-MS-Exchange-CrossTenant-Network-Message-Id: 8eecf7f3-71ce-41d9-1b67-08dc590b7f64 X-MS-Exchange-CrossTenant-AuthSource: SA1PR11MB8393.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 Apr 2024 03:08:29.9592 (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: XANfZP1g38hMwLD3dihrTYFiybIJ0RV6a6Ea15He9fpabbDt92y6cbzfEFohPZoulOKPANtMVbanWCqBlAkQBg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SA1PR11MB6990 X-OriginatorOrg: intel.com On Mon, Apr 08, 2024 at 12:32:11PM -0400, Peter Xu wrote: > On Mon, Apr 08, 2024 at 12:53:19PM +0800, kernel test robot wrote: > > tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master > > head: 8568bb2ccc278f344e6ac44af6ed010a90aa88dc > > commit: e79da3a55e4e7b60b2790b3402a1a6c19829e9ce [3442/4242] mm/gup: merge pXd huge mapping checks > > config: riscv-buildonly-randconfig-r001-20230517 (https://download.01.org/0day-ci/archive/20240408/202404081248.FE1RbA1V-lkp@intel.com/config) > > compiler: riscv32-linux-gcc (GCC) 13.2.0 > > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240408/202404081248.FE1RbA1V-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/202404081248.FE1RbA1V-lkp@intel.com/ > > [...] > > > ERROR: modpost: __ex_table+0x1258 references non-executable section '.rodata.str1.4' > > WARNING: modpost: vmlinux: section mismatch in reference: (unknown)+0x1260 (section: __ex_table) -> .LASF3592 (section: .debug_str) > > ERROR: modpost: __ex_table+0x1260 references non-executable section '.debug_str' > > WARNING: modpost: vmlinux: section mismatch in reference: (unknown)+0x1264 (section: __ex_table) -> .LC59 (section: .rodata.str1.4) > > ERROR: modpost: __ex_table+0x1264 references non-executable section '.rodata.str1.4' > > WARNING: modpost: vmlinux: section mismatch in reference: (unknown)+0x126c (section: __ex_table) -> .Ldebug_ranges0 (section: .debug_ranges) > > ERROR: modpost: __ex_table+0x126c references non-executable section '.debug_ranges' > > >> WARNING: modpost: vmlinux: section mismatch in reference: (unknown)+0x1270 (section: __ex_table) -> .LASF0 (section: .debug_str) > > ERROR: modpost: __ex_table+0x1270 references non-executable section '.debug_str' > > >> WARNING: modpost: vmlinux: section mismatch in reference: (unknown)+0x1278 (section: __ex_table) -> .LASF2 (section: .debug_str) > > ERROR: modpost: __ex_table+0x1278 references non-executable section '.debug_str' > > WARNING: modpost: vmlinux: section mismatch in reference: (unknown)+0x127c (section: __ex_table) -> .LASF0 (section: .debug_str) > > ERROR: modpost: __ex_table+0x127c references non-executable section '.debug_str' > > WARNING: modpost: vmlinux: section mismatch in reference: (unknown)+0x1284 (section: __ex_table) -> .LASF6 (section: .debug_str) > > ERROR: modpost: __ex_table+0x1284 references non-executable section '.debug_str' > > WARNING: modpost: vmlinux: section mismatch in reference: (unknown)+0x1288 (section: __ex_table) -> .LASF7 (section: .debug_str) > > [...] > > Hmm, this doesn't look like relevant to the small commit e79da3a55e4e7b.. > I'd guess this is an irrelevant error with the randconfig which lacks some > sheer luck. I'll ignore this one as of now, but anyone can correct me > otherwise.. Sorry for the false report. The bot wrongly parsed the modpost warnings and triggered wrong bisections. We will fix this bug as soon as possible. Thanks, Yujie