That bony bumps are normal they are tibial tuberosities. For some they can b bigger in size.
Pain could b because of patellar tendinitis. Patellar tendon attached to that part of the bone. If u injury that ligament it can b painful on touch
Next Steps
Meet a orthopedician it requires examination
Health Tips
Apply ice. Avoid jumping/ jogging/ running/ squatting/ sitting on floor for 3 weeks