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Date: Thu, 11 Jan 2024 15:29:13 +0800
From: kernel test robot <oliver.sang@intel.com>
To: Andrey Konovalov <andreyknvl@google.com>
CC: <oe-lkp@lists.linux.dev>, <lkp@intel.com>, <linux-kernel@vger.kernel.org>,
	Andrew Morton <akpm@linux-foundation.org>, Tetsuo Handa
	<penguin-kernel@i-love.sakura.ne.jp>, Marco Elver <elver@google.com>,
	Alexander Potapenko <glider@google.com>, Dmitry Vyukov <dvyukov@google.com>,
	Evgenii Stepanov <eugenis@google.com>, Vlastimil Babka <vbabka@suse.cz>,
	<kasan-dev@googlegroups.com>, <oliver.sang@intel.com>
Subject: [linus:master] [kasan]  a414d4286f:
 INFO:trying_to_register_non-static_key
Message-ID: <202401111558.1374ae6f-oliver.sang@intel.com>
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Hello,

kernel test robot noticed "INFO:trying_to_register_non-static_key" on:

commit: a414d4286f3400aa05631c4931eb3feba83e29e8 ("kasan: handle concurrent kasan_record_aux_stack calls")
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master

[test failed on linux-next/master 8cb47d7cd090a690c1785385b2f3d407d4a53ad0]

in testcase: boot

compiler: gcc-12
test machine: qemu-system-x86_64 -enable-kvm -cpu SandyBridge -smp 2 -m 16G

(please refer to attached dmesg/kmsg for entire log/backtrace)


+----------------------------------------------------+------------+------------+
|                                                    | a914d8d6cf | a414d4286f |
+----------------------------------------------------+------------+------------+
| INFO:trying_to_register_non-static_key             | 0          | 22         |
+----------------------------------------------------+------------+------------+


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 <oliver.sang@intel.com>
| Closes: https://lore.kernel.org/oe-lkp/202401111558.1374ae6f-oliver.sang@intel.com


[    1.582812][    T0] INFO: trying to register non-static key.
[    1.583305][    T0] The code is fine but needs lockdep annotation, or maybe
[    1.583887][    T0] you didn't initialize this object before use?
[    1.584409][    T0] turning off the locking correctness validator.
[    1.584930][    T0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.7.0-rc4-00331-ga414d4286f34 #1
[    1.585652][    T0] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
[    1.586518][    T0] Call Trace:
[    1.586782][    T0]  <TASK>
[ 1.587071][ T0] dump_stack_lvl (lib/dump_stack.c:107) 
[ 1.587449][ T0] register_lock_class (kernel/locking/lockdep.c:977 kernel/locking/lockdep.c:1289) 
[ 1.587885][ T0] ? is_dynamic_key (kernel/locking/lockdep.c:1276) 
[ 1.588290][ T0] __lock_acquire (kernel/locking/lockdep.c:5015) 
[ 1.588671][ T0] ? x86_64_start_reservations (arch/x86/kernel/head64.c:543) 
[ 1.589135][ T0] ? x86_64_start_kernel (arch/x86/kernel/head64.c:485 (discriminator 17)) 
[ 1.589562][ T0] ? secondary_startup_64_no_verify (arch/x86/kernel/head_64.S:432) 
[ 1.590077][ T0] lock_acquire (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) 
[ 1.590449][ T0] ? __kasan_record_aux_stack (mm/kasan/generic.c:539) 
[ 1.590907][ T0] ? lock_sync (kernel/locking/lockdep.c:5722) 
[ 1.591269][ T0] _raw_spin_lock_irqsave (include/linux/spinlock_api_smp.h:111 kernel/locking/spinlock.c:162) 
[ 1.591698][ T0] ? __kasan_record_aux_stack (mm/kasan/generic.c:539) 
[ 1.592158][ T0] __kasan_record_aux_stack (mm/kasan/generic.c:539) 
[ 1.592598][ T0] ? mem_pool_free (mm/kmemleak.c:508) 
[ 1.592988][ T0] __call_rcu_common+0x6b/0x710 
[ 1.593475][ T0] slab_free_freelist_hook (mm/slub.c:1783 mm/slub.c:1837) 
[ 1.593923][ T0] ? apply_wqattrs_cleanup (kernel/workqueue.c:4329) 
[ 1.594370][ T0] __kmem_cache_free (mm/slub.c:3820 mm/slub.c:3833) 
[ 1.594770][ T0] ? do_raw_spin_unlock (arch/x86/include/asm/atomic.h:23 include/linux/atomic/atomic-arch-fallback.h:457 include/linux/atomic/atomic-instrumented.h:33 include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:100 kernel/locking/spinlock_debug.c:140) 
[ 1.595193][ T0] apply_wqattrs_cleanup (kernel/workqueue.c:4329) 
[ 1.595627][ T0] apply_workqueue_attrs_locked (kernel/workqueue.c:4452) 
[ 1.596103][ T0] alloc_and_link_pwqs (kernel/workqueue.c:4481 kernel/workqueue.c:4599) 
[ 1.596523][ T0] alloc_workqueue (kernel/workqueue.c:4724) 
[ 1.596910][ T0] ? workqueue_sysfs_register (kernel/workqueue.c:4675) 
[ 1.597380][ T0] workqueue_init_early (kernel/workqueue.c:6605 (discriminator 2)) 
[ 1.597809][ T0] ? workqueue_init_topology (kernel/workqueue.c:6531) 
[ 1.598273][ T0] ? kmem_cache_create_usercopy (mm/slab_common.c:363) 
[ 1.598752][ T0] start_kernel (init/main.c:965 (discriminator 3)) 
[ 1.599116][ T0] x86_64_start_reservations (arch/x86/kernel/head64.c:543) 
[ 1.599564][ T0] x86_64_start_kernel (arch/x86/kernel/head64.c:485 (discriminator 17)) 
[ 1.599981][ T0] secondary_startup_64_no_verify (arch/x86/kernel/head_64.S:432) 
[    1.600482][    T0]  </TASK>


The kernel config and materials to reproduce are available at:
https://download.01.org/0day-ci/archive/20240111/202401111558.1374ae6f-oliver.sang@intel.com


-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki