diff --git a/gfx/skia/skia/src/core/SkAAClip.cpp b/gfx/skia/skia/src/core/SkAAClip.cpp
index fc81cd886a60..787f23413832 100644
--- a/gfx/skia/skia/src/core/SkAAClip.cpp
+++ b/gfx/skia/skia/src/core/SkAAClip.cpp
@@ -1412,7 +1412,9 @@ bool SkAAClip::setPath(const SkPath& path, const SkIRect& clip, bool doAA) {
         ibounds = clip;
     } else {
         path.getBounds().roundOut(&ibounds);
-        if (ibounds.isEmpty() || !ibounds.intersect(clip)) {
+        // Since clip is already validated with isEmpty, it is safe to use isEmpty64
+        // for ibounds as it will be intersected with clip after.
+        if (ibounds.isEmpty64() || !ibounds.intersect(clip)) {
             return this->setEmpty();
         }
     }
diff --git a/layout/reftests/canvas/1909718-1-ref.html b/layout/reftests/canvas/1909718-1-ref.html
new file mode 100644
index 000000000000..cb5d5d9e53a7
--- /dev/null
+++ b/layout/reftests/canvas/1909718-1-ref.html
@@ -0,0 +1,24 @@
+<!DOCTYPE html>
+<html>
+<body>
+<canvas id="c" width="200" height="200"></canvas>
+
+<script>
+const c = document.getElementById("c");
+const ctx = c.getContext("2d");
+
+ctx.fillStyle = 'red';
+ctx.fillRect(0, 0, 200, 200);
+
+ctx.beginPath();
+ctx.rect(0, 0, 200, 100);
+ctx.rect(100, 100, 100, 100);
+ctx.clip();
+
+ctx.fillStyle = 'green';
+ctx.fillRect(0, 0, 200, 200);
+
+</script>
+
+</body>
+</html>
diff --git a/layout/reftests/canvas/1909718-1.html b/layout/reftests/canvas/1909718-1.html
new file mode 100644
index 000000000000..0d4045f094f6
--- /dev/null
+++ b/layout/reftests/canvas/1909718-1.html
@@ -0,0 +1,24 @@
+<!DOCTYPE html>
+<html>
+<body>
+<canvas id="c" width="200" height="200"></canvas>
+
+<script>
+const c = document.getElementById("c");
+const ctx = c.getContext("2d");
+
+ctx.fillStyle = 'red';
+ctx.fillRect(0, 0, 200, 200);
+
+ctx.beginPath();
+ctx.rect(-6091968027, 0, 2 * 6091968027, 100);
+ctx.rect(100, 100, 100, 100);
+ctx.clip();
+
+ctx.fillStyle = 'green';
+ctx.fillRect(0, 0, 200, 200);
+
+</script>
+
+</body>
+</html>
diff --git a/layout/reftests/canvas/reftest.list b/layout/reftests/canvas/reftest.list
index f5ce61dc93c4..9875168a026d 100644
--- a/layout/reftests/canvas/reftest.list
+++ b/layout/reftests/canvas/reftest.list
@@ -127,3 +127,5 @@ fuzzy-if(winWidget,0-94,0-1575) fuzzy-if(cocoaWidget,0-1,0-34) == 1304353-text-g
 != 1850727-1.html 1850727-1-ref.html
 
 == transformed-line-stroke.html transformed-line-stroke-ref.html
+
+== 1909718-1.html 1909718-1-ref.html
