Thanks for your query.Based on the facts that you have posted it appears that you have developed bumps over glans penis
which smells bad .
It is most likely to be due to infection of the glans (Ballanitis) secondary to sexual intercourse.
The possibility of your partner having vaginal infection
has to be ruled out.
Get her examined by a Gynaecologist.
Please take broad spectrum antibiotics along with anti inflammatory medication like Diclofenac
twice daily .
Get the prescription of medicines from your family Physician.
Ensure to clean your genitals with warm water twice daily.