What is the ruling for a male worshipper who lays his forearms and elbows flat on the ground during prostration?

Disliked Acts in Prayer (مكروهات الصلاة) Part 1: Physical Actions

• It is a Sunnah act.
• It is mildly disliked (Makruh Tanzihan).
• It immediately invalidates the prostration.
• It is only disliked for women.