diff --git a/include/linux/uprobes.h b/include/linux/uprobes.h
index b0507f2..06f28be 100644
--- a/include/linux/uprobes.h
+++ b/include/linux/uprobes.h
@@ -38,6 +38,8 @@
 #define UPROBE_HANDLER_REMOVE		1
 #define UPROBE_HANDLER_MASK		1
 
+#define MAX_URETPROBE_DEPTH		64
+
 enum uprobe_filter_ctx {
 	UPROBE_FILTER_REGISTER,
 	UPROBE_FILTER_UNREGISTER,
@@ -72,6 +74,7 @@
 	struct arch_uprobe_task		autask;
 
 	struct return_instance		*return_instances;
+	unsigned int			depth;
 	struct uprobe			*active_uprobe;
 
 	unsigned long			xol_vaddr;
diff --git a/kernel/events/uprobes.c b/kernel/events/uprobes.c
index 65429ad..6ab00e0 100644
--- a/kernel/events/uprobes.c
+++ b/kernel/events/uprobes.c
@@ -1404,6 +1404,13 @@
 	if (!utask)
 		return;
 
+	if (utask->depth >= MAX_URETPROBE_DEPTH) {
+		printk_ratelimited(KERN_INFO "uprobe: omit uretprobe due to"
+				" nestedness limit pid/tgid=%d/%d\n",
+				current->pid, current->tgid);
+		return;
+	}
+
 	ri = kzalloc(sizeof(struct return_instance), GFP_KERNEL);
 	if (!ri)
 		goto fail;
@@ -1439,6 +1446,8 @@
 	ri->orig_ret_vaddr = orig_ret_vaddr;
 	ri->chained = chained;
 
+	utask->depth++;
+
 	/* add instance to the stack */
 	ri->next = utask->return_instances;
 	utask->return_instances = ri;
@@ -1681,6 +1690,8 @@
 		if (!chained)
 			break;
 
+		utask->depth--;
+
 		BUG_ON(!ri);
 	}