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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?HAhwcZGVjeDJnnQWwMXPC9IFcNSj9H6bpOMgQH3qPg68TKKCdgJzHWELAfDQ?= =?us-ascii?Q?p/S+8vgSyS/OYYG7bV4sjCrhtkjoU1XrbaNW+H8FbbupDvbYXtTUy3HNHLn2?= =?us-ascii?Q?wHpaoIJ+TlFBsYxmMEkkE6cXGAeH5jl/j+FjTIT5UlTgeKELSLNO25WKoUSy?= =?us-ascii?Q?n7x+ngHhbGXLxH+ET9nMOeEM0J0H+vL2USyVGUcpuZbGfk7OINrf0kpOkxM/?= =?us-ascii?Q?gQtIARuha15kuaSUshplIEaCP3d4eHUrMSYUJpdJ/XEY14K5UVuE65xnZ+u9?= =?us-ascii?Q?CxB7SSK7bIQfsphF8RthJOB6djUKaLVfTUn7Agftpj5SWpYaEJCoNQqrwaLe?= =?us-ascii?Q?knjyZ+BmTzpulFBQcxdZO0q2GjFNsOx6e4N+zuLcNGd2lcyLFq/zgIbEUOPl?= =?us-ascii?Q?nykvqQW9VkXpPVjKB7lBEF9/p0R6qNyJult9y4KPctC1rNVN1oU3BQyVPcEM?= =?us-ascii?Q?0Y7Ep0/UKcM0z5pyYTv1zVeG7x5HZ1Xzzl/7FNgPA/tEiEbkG5yiFoa98EjX?= =?us-ascii?Q?UoDy8iPInFZE8ihSZsyfUM50cJivF9FQWE0ga4+75gxaDDeNEaE8y871mfoU?= =?us-ascii?Q?8pEgXeYsGD9kPd9NyEg0fEBBAcr4WQt+p38guNg7ECXV5bVzCkLoCwJh35ma?= =?us-ascii?Q?b1OcraQ8WekeT/tLHHGeEYREWSZpko+wNMJIbJR5g0yhlQbFd64jpiJWmmsh?= =?us-ascii?Q?ktPhMyEHBVPBCiDJuSnSjuZw2+kcTLVFpAFySiKsz+TfS+PZPuL/za+RyIyW?= =?us-ascii?Q?czjw1T36XdagjRlkFTmh+ssooaUg/O8ADFT+cZZ/bgH5zW7aGch6bzTmYG7v?= =?us-ascii?Q?d99m6VIPKZlrWnhvdNWwJBKhEzObkIQGrR60xn/MvbXhpx6bFDWAus/zc1CC?= =?us-ascii?Q?6VrRpvjnCV8C9ioDG/zlMyY0ecpwf0u316JDaYooiP7RQQkOjScjgNH8/323?= =?us-ascii?Q?FKCW29NLwhqmV4AU88NqOLGBRcuMjTajhoEx1AkseyTivNsv7mlNQhULabhU?= =?us-ascii?Q?kH/8dx+vZxTQEtUXhDQ8R5YaqXLlOfdE3HyLo4pC96fj1ojjaRoSnDHdjqwY?= =?us-ascii?Q?9cufC2n/z20wfeCK2mUL6ucqwABui1IiqxCB69TlKsbefEuGrBnWs2EsCHL2?= =?us-ascii?Q?YMleXrakqqFRLXmX1JXLWR8FEDGsV/2o1O4buUuQ77edRIPYrH6Dp7620j01?= =?us-ascii?Q?zjEIocI3utRGYj+YbslLmI7OfPrSf9DosdlXVk7L+/TI9oBSYYS0bRWn/mV6?= =?us-ascii?Q?dSEtKBhjVuZaMRjMIUk6eI42M2Juc0kKhAMMPJDhoI/GvdJWjRSNIk5lgAb3?= =?us-ascii?Q?7QsMqH2FLuQ85dNXPAN2V57/zO8woQI8OuyWZucvr8Lqsu2JjhFcFUd62Oep?= =?us-ascii?Q?rKfSQMVaO2f4qpilOI+lyvIwqT+NHsuc/RbQkYLD2UjqKPPzxP/yugHMXHyN?= =?us-ascii?Q?lCPzu4fq6Yzt93LJ97O1c9/P8VpPURmBJiXvEiZsOziXu1YTufSC047ePamR?= =?us-ascii?Q?nwvw5bzMxpKDPuTR+NXfmqpB4mbwFi3E58y1CpOcNOh4Jlu3Plhj0uRFl4hW?= =?us-ascii?Q?lTe+QVL4z6NWW2D6WfufdKkGy4+GT0+2QN6Kai/bOi0QYqFgiEqTu1CYjxZF?= =?us-ascii?Q?dg=3D=3D?= X-MS-Exchange-CrossTenant-Network-Message-Id: a65b4d0a-5241-4eda-c170-08dbade5d0bc X-MS-Exchange-CrossTenant-AuthSource: PH8PR11MB6779.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 05 Sep 2023 07:57:56.6412 (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: H4cToWRK2yIAgpswRG6iV9J+lAkTGUxWRn7rQX6XS+EgAR1bEy6czr9aJitidFLgifatMeJYrXl/ZU/SVFAQLg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN0PR11MB6136 X-OriginatorOrg: intel.com Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, kernel test robot noticed "BUG_bio-#(Tainted:G_S):Objects_remaining_in_bio-#on__kmem_cache_shutdown()" on: commit: d0dc03872a9d13afc16b9f12e69cb0dc60437198 ("[PATCH] slub: Introduce CONFIG_SLUB_RCU_DEBUG") url: https://github.com/intel-lab-lkp/linux/commits/Jann-Horn/slub-Introduce-CONFIG_SLUB_RCU_DEBUG/20230826-051804 patch link: https://lore.kernel.org/all/20230825211426.3798691-1-jannh@google.com/ patch subject: [PATCH] slub: Introduce CONFIG_SLUB_RCU_DEBUG in testcase: mdadm-selftests version: mdadm-selftests-x86_64-5f41845-1_20220826 with following parameters: disk: 1HDD test_prefix: 01replace compiler: gcc-12 test machine: 8 threads 1 sockets Intel(R) Core(TM) i7-4790T CPU @ 2.70GHz (Haswell) with 16G memory (please refer to attached dmesg/kmsg for entire log/backtrace) 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-lkp/202309051537.999262cc-oliver.sang@intel.com kern :info : [ 120.278340] md: recovery of RAID array md0 kern :info : [ 124.955979] md: md0: recovery done. kern :info : [ 125.769059] md: recovery of RAID array md0 kern :info : [ 127.326184] md: md0: recovery done. kern :err : [ 133.408242] ============================================================================= kern :err : [ 133.417160] BUG bio-144 (Tainted: G S ): Objects remaining in bio-144 on __kmem_cache_shutdown() kern :err : [ 133.427951] ----------------------------------------------------------------------------- kern :err : [ 133.439000] Slab 0x00000000419abc96 objects=32 used=2 fp=0x000000008e0d14fb flags=0x17ffffc0010200(slab|head|node=0|zone=2|lastcpupid=0x1fffff) kern :warn : [ 133.452568] CPU: 3 PID: 1314 Comm: mdadm Tainted: G S 6.5.0-rc7-00105-gd0dc03872a9d #1 kern :warn : [ 133.462585] Hardware name: Gigabyte Technology Co., Ltd. Z97X-UD5H/Z97X-UD5H, BIOS F9 04/21/2015 kern :warn : [ 133.472076] Call Trace: kern :warn : [ 133.475236] kern :warn : [ 133.478051] dump_stack_lvl (kbuild/src/consumer/lib/dump_stack.c:107 (discriminator 1)) kern :warn : [ 133.482427] slab_err (kbuild/src/consumer/mm/slub.c:1016) kern :warn : [ 133.486370] ? _raw_spin_lock_irqsave (kbuild/src/consumer/arch/x86/include/asm/atomic.h:115 kbuild/src/consumer/include/linux/atomic/atomic-arch-fallback.h:2155 kbuild/src/consumer/include/linux/atomic/atomic-instrumented.h:1296 kbuild/src/consumer/include/asm-generic/qspinlock.h:111 kbuild/src/consumer/include/linux/spinlock.h:187 kbuild/src/consumer/include/linux/spinlock_api_smp.h:111 kbuild/src/consumer/kernel/locking/spinlock.c:162) kern :warn : [ 133.491615] __kmem_cache_shutdown (kbuild/src/consumer/include/linux/spinlock.h:351 kbuild/src/consumer/mm/slub.c:4625 kbuild/src/consumer/mm/slub.c:4656 kbuild/src/consumer/mm/slub.c:4688) The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20230905/202309051537.999262cc-oliver.sang@intel.com -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki