diff --git a/ntoskrnl/config/cmalloc.c b/ntoskrnl/config/cmalloc.c
index eda161da97e..7d44ff82135 100644
--- a/ntoskrnl/config/cmalloc.c
+++ b/ntoskrnl/config/cmalloc.c
@@ -176,6 +176,9 @@ SearchKcbList:
             /* Now go back and search the list */
             goto SearchKcbList;
         }
+
+        /* Release the allocation lock */
+        KeReleaseGuardedMutex(&CmpAllocBucketLock);
     }
 
     /* Allocate a KCB only */