diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c
index 672094ed7e07031e7b557d90096aeeda1318d8a1..285745b2ca38d4aacd9c855585bf1a742fb4692d 100644
--- a/arch/arm64/mm/init.c
+++ b/arch/arm64/mm/init.c
@@ -366,6 +366,9 @@ void __init arm64_memblock_init(void)
 	/* Handle linux,usable-memory-range property */
 	fdt_enforce_memory_region();
 
+	/* Remove memory above our supported physical address size */
+	memblock_remove(1ULL << PHYS_MASK_SHIFT, ULLONG_MAX);
+
 	/*
 	 * Ensure that the linear region takes up exactly half of the kernel
 	 * virtual address space. This way, we can distinguish a linear address