diff --git a/arch/x86/entry/vdso/vma.c b/arch/x86/entry/vdso/vma.c
index a6bfcc8243cd..d903bce24f15 100644
--- a/arch/x86/entry/vdso/vma.c
+++ b/arch/x86/entry/vdso/vma.c
@@ -178,7 +178,7 @@ static int map_vdso(const struct vdso_image *image, unsigned long addr)
 	if (IS_ERR(vma)) {
 		ret = PTR_ERR(vma);
 		do_munmap(mm, text_start, image->size, NULL);
-		do_munmap(mm, addr, image->size, NULL);
+		do_munmap(mm, addr, VDSO_NR_PAGES * PAGE_SIZE, NULL);
 		goto up_fail;
 	}