Legal analysis: Yes, but smoking in dormitories is basically prohibited by university regulations, even in the workplace. Smoking in the dormitory is very harmful, not only to smokers, but also to you, and it greatly increases the risk of fire. Because cigarette butts cause a fire in the dormitory, for college students to smoke in the dormitory, they must first communicate with their classmates, and smoking is prohibited in the dormitory. If your roommate doesn't listen or dare again next time, you can report it directly.

Legal basis: People's Republic of China (PRC) Public Security Administration Punishment Law.

Article 1 This Law is formulated for the purpose of maintaining public order, ensuring public safety, protecting the legitimate rights and interests of citizens, legal persons and other organizations, and standardizing and ensuring that public security organs and their people's police perform their duties of public security administration according to law.

Article 2 Anyone who disturbs public order, endangers public safety, infringes on personal rights and property rights, and hinders social management, which is harmful to society and constitutes a crime in accordance with the provisions of the Criminal Law of People's Republic of China (PRC), shall be investigated for criminal responsibility according to law; If it is not serious enough for criminal punishment, the public security organ shall impose administrative penalties for public security in accordance with this law.