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McKenney" CC: , , Linux Memory Management List , Ankur Arora , Peter Zijlstra , , Subject: [linux-next:master] [rcutorture] 7a1fcbb52e: WARNING:at_kernel/rcu/rcutorture.c:#rcu_torture_stats_print[rcutorture] Message-ID: <202406241652.e44865a0-lkp@intel.com> Content-Disposition: inline X-ClientProxiedBy: SI2PR02CA0009.apcprd02.prod.outlook.com (2603:1096:4:194::11) To LV3PR11MB8603.namprd11.prod.outlook.com (2603:10b6:408:1b6::9) Precedence: bulk X-Mailing-List: rcu@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: LV3PR11MB8603:EE_|CH3PR11MB8561:EE_ X-MS-Office365-Filtering-Correlation-Id: 3d32a4c2-c4d9-4b24-d530-08dc9429d178 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230037|376011|1800799021|366013; 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:LV3PR11MB8603.namprd11.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230037)(376011)(1800799021)(366013);DIR:OUT;SFP:1101; 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[ 96.952253][ T436] ------------[ cut here ]------------ [ 96.954867][ T436] WARNING: CPU: 0 PID: 436 at kernel/rcu/rcutorture.c:2268 rcu_torture_stats_print+0x253/0x496 [rcutorture] [ 96.956537][ T436] Modules linked in: rcutorture torture ppdev i6300esb rapl ipmi_devintf parport_pc bochs drm_vram_helper parport drm_ttm_helper ttm drm_kms_helper i2c_piix4 tiny_power_button ata_generic button fuse drm drm_panel_orientation_quirks i2c_core configfs [ 96.959483][ T436] CPU: 0 PID: 436 Comm: rcu_torture_sta Not tainted 6.10.0-rc1-00067-g7a1fcbb52e61 #1 [ 96.960380][ T436] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 96.961355][ T436] EIP: rcu_torture_stats_print+0x253/0x496 [rcutorture] [ 96.962139][ T436] Code: 85 c0 74 02 0f 0b 83 3d e4 17 59 ef 00 74 02 0f 0b 83 3d e0 17 59 ef 00 74 02 0f 0b 83 3d dc 17 59 ef 00 74 02 0f 0b 4b 7e 02 <0f> 0b 68 31 76 59 ef 31 db e8 40 11 54 de 5f 83 fb 0b 72 0c 89 da [ 96.963988][ T436] EAX: 00000000 EBX: 00000003 ECX: ef597627 EDX: ef59762c [ 96.964651][ T436] ESI: ef591994 EDI: 0000453c EBP: c6567f6c ESP: c6567eec [ 96.965187][ T436] DS: 007b ES: 007b FS: 0000 GS: 0000 SS: 0068 EFLAGS: 00010206 [ 96.965660][ T436] CR0: 80050033 CR2: b6b5f000 CR3: 04f71000 CR4: 00040690 [ 96.966172][ T436] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000 [ 96.966624][ T436] DR6: fffe0ff0 DR7: 00000400 [ 96.966924][ T436] Call Trace: [ 96.967138][ T436] ? show_regs+0x45/0x4b [ 96.967415][ T436] ? rcu_torture_stats_print+0x253/0x496 [rcutorture] [ 96.967849][ T436] ? __warn+0x7c/0x113 [ 96.968117][ T436] ? report_bug+0xb3/0x111 [ 96.968406][ T436] ? rcu_torture_stats_print+0x253/0x496 [rcutorture] [ 96.968880][ T436] ? exc_overflow+0x37/0x37 [ 96.969174][ T436] ? handle_bug+0x2b/0x47 [ 96.969452][ T436] ? exc_invalid_op+0x17/0x53 [ 96.969755][ T436] ? handle_exception+0x100/0x100 [ 96.970141][ T436] ? exc_overflow+0x37/0x37 [ 96.970434][ T436] ? rcu_torture_stats_print+0x253/0x496 [rcutorture] [ 96.970871][ T436] ? exc_overflow+0x37/0x37 [ 96.971162][ T436] ? rcu_torture_stats_print+0x253/0x496 [rcutorture] [ 96.971599][ T436] ? __timer_delete_sync+0x82/0x92 [ 96.971938][ T436] rcu_torture_stats+0x3d/0x5e [rcutorture] [ 96.972322][ T436] kthread+0xdc/0xe1 [ 96.972575][ T436] ? rcu_torture_stats_print+0x496/0x496 [rcutorture] [ 96.973010][ T436] ? kthread_park+0x62/0x62 [ 96.973302][ T436] ret_from_fork+0x1c/0x2f [ 96.973589][ T436] ? kthread_park+0x62/0x62 [ 96.973879][ T436] ret_from_fork_asm+0x12/0x18 [ 96.974230][ T436] entry_INT80_32+0xef/0xef [ 96.974519][ T436] irq event stamp: 535 [ 96.974777][ T436] hardirqs last enabled at (543): [] console_unlock+0x80/0xd4 [ 96.975183][ T436] hardirqs last disabled at (550): [] console_unlock+0x63/0xd4 [ 96.975588][ T436] softirqs last enabled at (104): [] handle_softirqs+0x2cf/0x2f9 [ 96.976007][ T436] softirqs last disabled at (97): [] __do_softirq+0xa/0xc [ 96.976392][ T436] ---[ end trace 0000000000000000 ]--- [ 96.999461][ T436] Reader Pipe: 1738294 6779 1992 57 1 0 0 0 0 0 0 [ 96.999803][ T436] busted_srcud-torture: Reader Batch: 1747123 0 0 0 0 0 0 0 0 0 0 diff between parent and this commit. --- /pkg/linux/i386-randconfig-r022-20221003/gcc-13/d65635ebba92ee02e8284acfabbaf6b59ec0b5b6/.config 2024-06-23 23:24:45.203220229 +0800 +++ /pkg/linux/i386-randconfig-r022-20221003/gcc-13/7a1fcbb52e611c49331bd66dd2da1efa4c0afef7/.config 2024-06-23 23:59:34.976722738 +0800 @@ -133,7 +133,7 @@ CONFIG_IRQ_TIME_ACCOUNTING=y CONFIG_TREE_RCU=y CONFIG_PREEMPT_RCU=y CONFIG_RCU_EXPERT=y -CONFIG_TREE_SRCU=y +CONFIG_TINY_SRCU=y CONFIG_TASKS_RCU_GENERIC=y CONFIG_FORCE_TASKS_RCU=y CONFIG_NEED_TASKS_RCU=y