Two small updates for debugobjects:

- Allow pool refill on RT enabled kernels before the scheduler is up
       and running to prevent pool exhaustion
 
     - Correct the lockdep override to prevent false positives.
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Merge tag 'core-debugobjects-2025-11-30' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull debugobjects update from Thomas Gleixner:
 "Two small updates for debugobjects:

   - Allow pool refill on RT enabled kernels before the scheduler is up
     and running to prevent pool exhaustion

   - Correct the lockdep override to prevent false positives"

* tag 'core-debugobjects-2025-11-30' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  debugobjects: Use LD_WAIT_CONFIG instead of LD_WAIT_SLEEP
  debugobjects: Allow to refill the pool before SYSTEM_SCHEDULING

lib/debugobjects.c

@@ -714,13 +714,13 @@ static void debug_objects_fill_pool(void)
 	 * raw_spinlock_t are basically the same type and this lock-type
 	 * inversion works just fine.
 	 */
-	if (!IS_ENABLED(CONFIG_PREEMPT_RT) || preemptible()) {
+	if (!IS_ENABLED(CONFIG_PREEMPT_RT) || preemptible() || system_state < SYSTEM_SCHEDULING) {
 		/*
 		 * Annotate away the spinlock_t inside raw_spinlock_t warning
-		 * by temporarily raising the wait-type to WAIT_SLEEP, matching
+		 * by temporarily raising the wait-type to LD_WAIT_CONFIG, matching
 		 * the preemptible() condition above.
 		 */
-		static DEFINE_WAIT_OVERRIDE_MAP(fill_pool_map, LD_WAIT_SLEEP);
+		static DEFINE_WAIT_OVERRIDE_MAP(fill_pool_map, LD_WAIT_CONFIG);
 		lock_map_acquire_try(&fill_pool_map);
 		fill_pool();
 		lock_map_release(&fill_pool_map);