[linus:master] [lib] f4806cc63c: INFO:trying_to_register_non-static_key

[linus:master] [lib] f4806cc63c: INFO:trying_to_register_non-static_key

[kernel test robot]

Hello,

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

commit: f4806cc63cc65bd752fd72d84937614dca6504ec ("lib: test bitmap vs IDA vs Maple Tree performance for region allocations") https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master

[test failed on linux-next/master a9d7ced84989ec05be09b4b8428759ef60450a0f]

in testcase: boot

config: i386-randconfig-054-20260822
compiler: gcc-14
test machine: qemu-system-i386 -enable-kvm -cpu SandyBridge -smp 2 -m 4G

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 <yi1.lai@intel.com>
| Closes: https://lore.kernel.org/oe-lkp/202609101106.771b567e-lkp@intel.com

[  157.121248][    T1] INFO: trying to register non-static key.
[  157.122147][    T1] The code is fine but needs lockdep annotation, or maybe
[  157.122147][    T1] you didn't initialize this object before use?
[  157.122147][    T1] turning off the locking correctness validator.
[  157.122147][    T1] CPU: 0 UID: 0 PID: 1 Comm: swapper/0 Not tainted 7.2.0-rc4-00086-gf4806cc63cc6 #1 PREEMPT(full)  167be1ded5cf2d764b5931072317f04af057210f
[  157.122147][    T1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[  157.122147][    T1] Call Trace:
[  157.122147][    T1]  ? show_stack (x86/kernel/dumpstack.c:319 x86/kernel/dumpstack.c:337)
[  157.122147][    T1]  ? dump_stack_lvl (dump_stack.c:94 dump_stack.c:120)
[  157.122147][    T1]  ? dump_stack (dump_stack.c:129)
[  157.122147][    T1]  ? register_lock_class (locking/lockdep.c:984 locking/lockdep.c:1299)
[  157.122147][    T1]  ? __lock_acquire (locking/lockdep.c:5237)
[  157.122147][    T1]  ? __lock_acquire (locking/lockdep.c:5112)
[  157.122147][    T1]  ? lock_acquire (locking/lockdep.c:5872)
[  157.122147][    T1]  ? mtree_alloc_range (linux/spinlock.h:342 maple_tree.c:5800)
[  157.122147][    T1]  ? __lock_acquire (locking/lockdep.c:5237)
[  157.122147][    T1]  ? lock_acquire (locking/lockdep.c:5833)
[  157.122147][    T1]  ? mtree_alloc_range (linux/spinlock.h:342 maple_tree.c:5800)
[  157.122147][    T1]  ? _raw_spin_lock (linux/spinlock_api_smp.h:158 (discriminator 1) locking/spinlock.c:158 (discriminator 1))
[  157.122147][    T1]  ? mtree_alloc_range (linux/spinlock.h:342 maple_tree.c:5800)
[  157.122147][    T1]  ? __lock_release+0x42/0x140
[  157.122147][    T1]  ? kvm_clock_get_cycles (x86/kernel/kvmclock.c:80 (discriminator 1) x86/kernel/kvmclock.c:87 (discriminator 1))
[  157.122147][    T1]  ? ktime_get (time/timekeeping.c:321 time/timekeeping.c:455 time/timekeeping.c:973)
[  157.122147][    T1]  ? vprintk_default (printk/printk.c:2494)
[  157.122147][    T1]  ? benchmark_maple_tree (region_alloc_benchmark.c:136 (discriminator 1))
[  157.122147][    T1]  ? region_alloc_benchmark (region_alloc_benchmark.c:197 (discriminator 1))
[  157.122147][    T1]  ? benchmark_ida (region_alloc_benchmark.c:124)
[  157.122147][    T1]  ? do_one_initcall (main.c:1347)
[  157.122147][    T1]  ? do_initcalls (main.c:1409 (discriminator 1) main.c:1425 (discriminator 1))
[  157.122147][    T1]  ? kernel_init_freeable (main.c:1445 main.c:1658)
[  157.122147][    T1]  ? rest_init (main.c:717)
[  157.122147][    T1]  ? kernel_init (main.c:1548)
[  157.122147][    T1]  ? ret_from_fork (x86/kernel/process.c:158)
[  157.122147][    T1]  ? rest_init (main.c:717)
[  157.122147][    T1]  ? ret_from_fork_asm (x86/entry/entry_32.S:736)
[  157.122147][    T1]  ? entry_INT80_32 (x86/entry/entry_32.S:940)
[  158.731005][    C0] clocksource: Marking clocksource tsc unstable due to frequency skew
[  158.804793][    C0] clocksource: Watchdog               kvm-clock interval:            63117ns
[  158.871025][    C0] clocksource: Clocksource                  tsc interval:            62703ns
[  158.935843][    C0] tsc: Marking TSC unstable due to clocksource watchdog

The kernel config and materials to reproduce are available at:
https://download.01.org/0day-ci/archive/20260910/202609101106.771b567e-lkp@intel.com

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