diff --git a/kernel/ksysfs.c b/kernel/ksysfs.c
index 152da4a..9f1920d 100644
--- a/kernel/ksysfs.c
+++ b/kernel/ksysfs.c
@@ -128,8 +128,8 @@
 static ssize_t vmcoreinfo_show(struct kobject *kobj,
 			       struct kobj_attribute *attr, char *buf)
 {
-	return sprintf(buf, "%lx %x\n",
-		       paddr_vmcoreinfo_note(),
+	phys_addr_t vmcore_base = paddr_vmcoreinfo_note();
+	return sprintf(buf, "%pa %x\n", &vmcore_base,
 		       (unsigned int)sizeof(vmcoreinfo_note));
 }
 KERNEL_ATTR_RO(vmcoreinfo);