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Mon, 31 Mar 2025 12:44:35 +0000 Date: Mon, 31 Mar 2025 20:44:25 +0800 From: Philip Li To: Borislav Petkov CC: Ingo Molnar , , Linus Torvalds , , "Peter Zijlstra" , Josh Poimboeuf , Thomas Gleixner , Andrew Morton Subject: Re: [GIT PULL] objtool fixes and updates Message-ID: References: <20250329153242.GAZ-gSmu8qiXufR04k@fat_crate.local> <20250331123649.GCZ-qMYfyI9gZWwFRm@fat_crate.local> Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <20250331123649.GCZ-qMYfyI9gZWwFRm@fat_crate.local> X-ClientProxiedBy: SG2PR04CA0168.apcprd04.prod.outlook.com (2603:1096:4::30) To DM4PR11MB5423.namprd11.prod.outlook.com (2603:10b6:5:39b::20) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DM4PR11MB5423:EE_|SJ0PR11MB5183:EE_ X-MS-Office365-Filtering-Correlation-Id: 2fd72eec-162b-4377-4c04-08dd7051caa8 X-LD-Processed: 46c98d88-e344-4ed4-8496-4ed7712e255d,ExtAddr X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|366016|1800799024|376014; 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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?Qzl3ZMIfQomy+XESUtn9SUjN7n5V6f8v7A926bVdhhiIzt9nvJ/ZkqDedGdC?= =?us-ascii?Q?9+fOKbnrNKgGi8aWPnkRRGkPkUU0hSW4ckB0O7/WHAYsaY8iB8f9hxpeBG7G?= =?us-ascii?Q?anPG1aKseTYvVV+hapi6BSSJXHd6CxRt21vjSWn3caa3Y3I31ziaHI7XweN3?= =?us-ascii?Q?9F5YRexDY1qW03n/VzSV/gI0HaopEafpL1FH9REyteWyFrlouqqaIedX6MqO?= =?us-ascii?Q?V/02BdhiSywKDodUuyeiZtSn6gS1EZBGQldI05Jk4J7sS5pkb3uxxl0qn1hy?= =?us-ascii?Q?ALKSPmOO9cFDAt4rmQHubSuKtwngDUaqEdkeBVzB/0Zq7bmoPZS2VS3qrm3H?= =?us-ascii?Q?8cceSJQR5nhiIo3KounsB7DLrbBx7yai3Fzt5QieiADFrtkLLEXZw6dCxN3c?= =?us-ascii?Q?DnzLHEqDMvk/ufHrf8UOHgldvW2e8Cbd6ogUKlm94EETGRk2ldQ9mtZ9nh0x?= =?us-ascii?Q?oimM7wok/eEaQSw29QnR6oe7dVnDwDuz3Cw6lUKZu0QFXjwvu5OfSJrKVG3z?= =?us-ascii?Q?CxpQHLi2hZdbcvElk4r7ercI+2pt4qnxiUbO7hzla3Vk/8BSeZyx+OQ290wi?= =?us-ascii?Q?s1HGr0UliCIJXPEjgDpNEDDFRHoQIMj0X4lNeJ5MGk80084ZYGWVvXg9ck/i?= =?us-ascii?Q?VLUyv9C0l9lcuKnvcXbhk4Cef20MF/x/Oe0E0bOaicPlsdffMsqULgWv5OAq?= =?us-ascii?Q?W6easGDAzfaPLw8SFseLRconLhSsgr5kTCriDdkU3Nj3iy1eL5kmzjBsx0pV?= =?us-ascii?Q?rH3G39pbbguRh0fmPhpZmc5Df4wtrlVIHaEZzxnevRiPJyRTN6HXd+Ck2UDQ?= =?us-ascii?Q?h3go2TnpV2kfwLrLNeoeJ5F1VkekVdGWxSEKhN+0PaNoIOiVGC4NwvTHwA7h?= =?us-ascii?Q?8rR6yPQW51ruZL1w7MomCkYlJFHJW3Y9yC2eDMdu0sUxmrlssLB7yzLn040K?= =?us-ascii?Q?cBDD6ZMKbJ42uDw0ilk47pRO1cLkMVCOYKCCVtT9C+Yq76GiGxhM2ybRCH6m?= =?us-ascii?Q?54fbb+DZTtPypa5riNJ6aSkSfJlOeo79Yijk7b6rodWg3OT8hVSno3TV6+GI?= =?us-ascii?Q?ejrZtVtKetQ37HUPa8cji8iyAeM6AUyf5PhSYqsIGyJ6Vbw+6IqKUh6s9lUW?= =?us-ascii?Q?vFLLnJZhcU/0wzc8p2+/rV8X+EyK6OzlQHyMSMLgEkvZbOmByfEkWtFKDsxF?= =?us-ascii?Q?PVGI2rtTNPq+ETU3exvMZSlXi05NqY87GF15s/S4z/TNi6ffxgwRXFR9Yvnd?= =?us-ascii?Q?mJZreQDVXIs3/72PJ3NtfLZ3PIBXsgRyAdsqenh44nsUVSzn3Jx5Iin2c0Ao?= =?us-ascii?Q?6duchT8r6SM+GrY5A/NjqoVNPs6zboSlkZGNuj+F28oJkiPwqtkEUZPeY2mw?= =?us-ascii?Q?/MrElhGD01yUgYldhcU5FoCu0WbCxDnnrwRia2KmQ6l/Q+0rCy03qpg2xVSP?= =?us-ascii?Q?ZM09LwxTGK6sXe604gA3DsQpGxtdMqzmFDw/avTkKuGvEDvb3XoZEXIgNIUw?= =?us-ascii?Q?NqA2Emyxmpdvwo0QSIDvKjSy7m7CAGsTdFMkeN/7MebPWQQ14+e0CujfrfnA?= =?us-ascii?Q?/9ZWNcVZhy15usXJPJK9x14TFwesRSfnUAj8s/C+?= X-MS-Exchange-CrossTenant-Network-Message-Id: 2fd72eec-162b-4377-4c04-08dd7051caa8 X-MS-Exchange-CrossTenant-AuthSource: DM4PR11MB5423.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 31 Mar 2025 12:44:35.4247 (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: fYOI1e+6qM7JjNpkCnXapZVpmchRsGTaxJEXHh/eEM6zQSKNoO5Y1zt1FPxc6Sq5fqfEOY34KrCvmorQzxNRzg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ0PR11MB5183 X-OriginatorOrg: intel.com On Mon, Mar 31, 2025 at 02:36:49PM +0200, Borislav Petkov wrote: > On Mon, Mar 31, 2025 at 08:31:08PM +0800, Philip Li wrote: > > For 0a7fb6f07e3a, the bot only reported 2 times on x86 [1][2]. For this > > loongarch report, the bisection is wrong and is a false positive, I will > > further check. Meanwhile, the bot will ignore the bisection of this new > > objtool message as it is not really a new kernel issue. > > Can you guys get a human being to double-check and vet those reports?! Please! Really sorry, we will add more strict check of objtool warnings. We have logic to detect the low confidence one and send to https://lore.kernel.org/oe-kbuild/ for manual check before sending out. But there's still case that we fail to detect. > > Because we kinda trust them but > > 1. they're not really helpful and hard to understand what you're reporting > > 2. that summary thing is especially useless: > > "Error/Warning ids grouped by kconfigs: > > recent_errors > `-- loongarch-randconfig-001-20250328 > `-- arch-loongarch-kernel-traps.o:warning:objtool:show_stack:skipping-duplicate-warning(s)" > > When I see this, I need to go look for the original reports and somehow > scratch them together. And you have all that info, why don't you simply dump > a URL with the bug materials so that one can inspect them? I will also check this as it is designed to have link together with reported error in the summary. It is another bug that the bot should be fixed. > > 3. Last but not least, if this doesn't change I will start ignoring them. > Because they're not really helping - on the contrary - they're actively > interfering. Apologize again, we will continue improving the bot to make it really useful. > > Thx. > > -- > Regards/Gruss, > Boris. > > https://people.kernel.org/tglx/notes-about-netiquette