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Mon, 7 Sep 2026 12:09:55 +0000 Date: Mon, 7 Sep 2026 20:09:47 +0800 From: kernel test robot To: Alan Maguire CC: , 0day robot Subject: kernel/bpf/btf.c:8758:undefined reference to `btf_kobj' Message-ID: Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline X-ClientProxiedBy: SI2PR06CA0006.apcprd06.prod.outlook.com (2603:1096:4:186::19) To PH3PPF4E874A00C.namprd11.prod.outlook.com (2603:10b6:518:1::d1e) Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: PH3PPF4E874A00C:EE_|CO1PR11MB5043:EE_ X-MS-Office365-Filtering-Correlation-Id: 532f47b8-3fa9-47ee-658c-08df0cd8edd8 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|23010399003|1800799024|366016|10067099003|11063799006|18002099003|56012099006; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:PH3PPF4E874A00C.namprd11.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(376014)(23010399003)(1800799024)(366016)(10067099003)(11063799006)(18002099003)(56012099006);DIR:OUT;SFP:1101; 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ef28548058e47e9 Alan Maguire 2026-09-01 8742 int err; ef28548058e47e9 Alan Maguire 2026-09-01 8743 ef28548058e47e9 Alan Maguire 2026-09-01 8744 attr = kzalloc_obj(*attr); ef28548058e47e9 Alan Maguire 2026-09-01 8745 if (!attr) ef28548058e47e9 Alan Maguire 2026-09-01 8746 return ERR_PTR(-ENOMEM); ef28548058e47e9 Alan Maguire 2026-09-01 8747 ef28548058e47e9 Alan Maguire 2026-09-01 8748 sysfs_bin_attr_init(attr); ef28548058e47e9 Alan Maguire 2026-09-01 8749 attr->attr.mode = 0444; ef28548058e47e9 Alan Maguire 2026-09-01 8750 attr->size = data_size; ef28548058e47e9 Alan Maguire 2026-09-01 8751 attr->private = data; ef28548058e47e9 Alan Maguire 2026-09-01 8752 attr->read = sysfs_bin_attr_simple_read; ef28548058e47e9 Alan Maguire 2026-09-01 8753 attr->attr.name = kstrdup(name, GFP_KERNEL); ef28548058e47e9 Alan Maguire 2026-09-01 8754 if (!attr->attr.name) { ef28548058e47e9 Alan Maguire 2026-09-01 8755 err = -ENOMEM; ef28548058e47e9 Alan Maguire 2026-09-01 8756 goto err_free; ef28548058e47e9 Alan Maguire 2026-09-01 8757 } ef28548058e47e9 Alan Maguire 2026-09-01 @8758 err = sysfs_create_bin_file(btf_kobj, attr); ef28548058e47e9 Alan Maguire 2026-09-01 8759 if (err) { ef28548058e47e9 Alan Maguire 2026-09-01 8760 pr_warn("failed to register [%s] BTF in sysfs: %d\n", name, err); ef28548058e47e9 Alan Maguire 2026-09-01 8761 goto err_free; ef28548058e47e9 Alan Maguire 2026-09-01 8762 } ef28548058e47e9 Alan Maguire 2026-09-01 8763 return attr; ef28548058e47e9 Alan Maguire 2026-09-01 8764 ef28548058e47e9 Alan Maguire 2026-09-01 8765 err_free: ef28548058e47e9 Alan Maguire 2026-09-01 8766 kfree(attr->attr.name); ef28548058e47e9 Alan Maguire 2026-09-01 8767 kfree(attr); ef28548058e47e9 Alan Maguire 2026-09-01 8768 return ERR_PTR(err); ef28548058e47e9 Alan Maguire 2026-09-01 8769 } ef28548058e47e9 Alan Maguire 2026-09-01 8770 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki