diff --git a/include/uapi/linux/user_events.h b/include/uapi/linux/user_events.h
index 2984aae4a2b4..74b909e520aa 100644
--- a/include/uapi/linux/user_events.h
+++ b/include/uapi/linux/user_events.h
@@ -17,6 +17,14 @@
 /* Create dynamic location entry within a 32-bit value */
 #define DYN_LOC(offset, size) ((size) << 16 | (offset))
 
+enum user_reg_flag {
+	/* Event will not delete upon last reference closing */
+	USER_EVENT_REG_PERSIST		= 1U << 0,
+
+	/* This value or above is currently non-ABI */
+	USER_EVENT_REG_MAX		= 1U << 1,
+};
+
 /*
  * Describes an event registration and stores the results of the registration.
  * This structure is passed to the DIAG_IOCSREG ioctl, callers at a minimum
@@ -33,7 +41,7 @@ struct user_reg {
 	/* Input: Enable size in bytes at address */
 	__u8	enable_size;
 
-	/* Input: Flags for future use, set to 0 */
+	/* Input: Flags can be any of the above user_reg_flag values */
 	__u16	flags;
 
 	/* Input: Address to update when enabled */
diff --git a/kernel/trace/trace_events_user.c b/kernel/trace/trace_events_user.c
index 8f0fb6cb0f33..170ec2f5076c 100644
--- a/kernel/trace/trace_events_user.c
+++ b/kernel/trace/trace_events_user.c
@@ -85,6 +85,7 @@ struct user_event {
 	struct hlist_node		node;
 	struct list_head		fields;
 	struct list_head		validators;
+	struct work_struct		put_work;
 	refcount_t			refcnt;
 	int				min_size;
 	int				reg_flags;
@@ -169,6 +170,7 @@ static int user_event_parse(struct user_event_group *group, char *name,
 static struct user_event_mm *user_event_mm_get(struct user_event_mm *mm);
 static struct user_event_mm *user_event_mm_get_all(struct user_event *user);
 static void user_event_mm_put(struct user_event_mm *mm);
+static int destroy_user_event(struct user_event *user);
 
 static u32 user_event_key(char *name)
 {
@@ -182,19 +184,98 @@ static struct user_event *user_event_get(struct user_event *user)
 	return user;
 }
 
+static void delayed_destroy_user_event(struct work_struct *work)
+{
+	struct user_event *user = container_of(
+		work, struct user_event, put_work);
+
+	mutex_lock(&event_mutex);
+
+	if (!refcount_dec_and_test(&user->refcnt))
+		goto out;
+
+	if (destroy_user_event(user)) {
+		/*
+		 * The only reason this would fail here is if we cannot
+		 * update the visibility of the event. In this case the
+		 * event stays in the hashtable, waiting for someone to
+		 * attempt to delete it later.
+		 */
+		pr_warn("user_events: Unable to delete event\n");
+		refcount_set(&user->refcnt, 1);
+	}
+out:
+	mutex_unlock(&event_mutex);
+}
+
 static void user_event_put(struct user_event *user, bool locked)
 {
-#ifdef CONFIG_LOCKDEP
-	if (locked)
-		lockdep_assert_held(&event_mutex);
-	else
-		lockdep_assert_not_held(&event_mutex);
-#endif
+	bool delete;
 
 	if (unlikely(!user))
 		return;
 
-	refcount_dec(&user->refcnt);
+	/*
+	 * When the event is not enabled for auto-delete there will always
+	 * be at least 1 reference to the event. During the event creation
+	 * we initially set the refcnt to 2 to achieve this. In those cases
+	 * the caller must acquire event_mutex and after decrement check if
+	 * the refcnt is 1, meaning this is the last reference. When auto
+	 * delete is enabled, there will only be 1 ref, IE: refcnt will be
+	 * only set to 1 during creation to allow the below checks to go
+	 * through upon the last put. The last put must always be done with
+	 * the event mutex held.
+	 */
+	if (!locked) {
+		lockdep_assert_not_held(&event_mutex);
+		delete = refcount_dec_and_mutex_lock(&user->refcnt, &event_mutex);
+	} else {
+		lockdep_assert_held(&event_mutex);
+		delete = refcount_dec_and_test(&user->refcnt);
+	}
+
+	if (!delete)
+		return;
+
+	/* We now have the event_mutex in all cases */
+
+	if (user->reg_flags & USER_EVENT_REG_PERSIST) {
+		/* We should not get here when persist flag is set */
+		pr_alert("BUG: Auto-delete engaged on persistent event\n");
+		goto out;
+	}
+
+	/*
+	 * Unfortunately we have to attempt the actual destroy in a work
+	 * queue. This is because not all cases handle a trace_event_call
+	 * being removed within the class->reg() operation for unregister.
+	 */
+	INIT_WORK(&user->put_work, delayed_destroy_user_event);
+
+	/*
+	 * Since the event is still in the hashtable, we have to re-inc
+	 * the ref count to 1. This count will be decremented and checked
+	 * in the work queue to ensure it's still the last ref. This is
+	 * needed because a user-process could register the same event in
+	 * between the time of event_mutex release and the work queue
+	 * running the delayed destroy. If we removed the item now from
+	 * the hashtable, this would result in a timing window where a
+	 * user process would fail a register because the trace_event_call
+	 * register would fail in the tracing layers.
+	 */
+	refcount_set(&user->refcnt, 1);
+
+	if (!schedule_work(&user->put_work)) {
+		/*
+		 * If we fail we must wait for an admin to attempt delete or
+		 * another register/close of the event, whichever is first.
+		 */
+		pr_warn("user_events: Unable to queue delayed destroy\n");
+	}
+out:
+	/* Ensure if we didn't have event_mutex before we unlock it */
+	if (!locked)
+		mutex_unlock(&event_mutex);
 }
 
 static void user_event_group_destroy(struct user_event_group *group)
@@ -793,7 +874,12 @@ static struct user_event_enabler
 static __always_inline __must_check
 bool user_event_last_ref(struct user_event *user)
 {
-	return refcount_read(&user->refcnt) == 1;
+	int last = 0;
+
+	if (user->reg_flags & USER_EVENT_REG_PERSIST)
+		last = 1;
+
+	return refcount_read(&user->refcnt) == last;
 }
 
 static __always_inline __must_check
@@ -1609,7 +1695,8 @@ static int user_event_create(const char *raw_command)
 
 	mutex_lock(&group->reg_mutex);
 
-	ret = user_event_parse_cmd(group, name, &user, 0);
+	/* Dyn events persist, otherwise they would cleanup immediately */
+	ret = user_event_parse_cmd(group, name, &user, USER_EVENT_REG_PERSIST);
 
 	if (!ret)
 		user_event_put(user, false);
@@ -1843,8 +1930,13 @@ static int user_event_parse(struct user_event_group *group, char *name,
 
 	user->reg_flags = reg_flags;
 
-	/* Ensure we track self ref and caller ref (2) */
-	refcount_set(&user->refcnt, 2);
+	if (user->reg_flags & USER_EVENT_REG_PERSIST) {
+		/* Ensure we track self ref and caller ref (2) */
+		refcount_set(&user->refcnt, 2);
+	} else {
+		/* Ensure we track only caller ref (1) */
+		refcount_set(&user->refcnt, 1);
+	}
 
 	dyn_event_init(&user->devent, &user_event_dops);
 	dyn_event_add(&user->devent, &user->call);
@@ -2066,8 +2158,8 @@ static long user_reg_get(struct user_reg __user *ureg, struct user_reg *kreg)
 	if (ret)
 		return ret;
 
-	/* Ensure no flags, since we don't support any yet */
-	if (kreg->flags != 0)
+	/* Ensure only valid flags */
+	if (kreg->flags & ~(USER_EVENT_REG_MAX-1))
 		return -EINVAL;
 
 	/* Ensure supported size */
