The incident occurred on National Highway 13.
Police suspect that this could be a case of overspeeding by Sanganabassappa, who was driving a Tata Nixon car, in which he, along with his family, was en route to Chikkamagaluru from Vijayapura.
The victims of the accident include Sanganabasavappa, 36, his 29-year-old wife Rekha, their 7-year-old son Agastya, 26-year-old relative Bhima Shankar, and their family friend Madhusudan, aged 24. All of them lost their lives on the spot.
Another son, Adarsh, 3, and daughter Anvika, 5, and a 26-year-old person have been admitted to Chitradurga Government District Hospital and are currently undergoing treatment.
"The truck was parked on the extreme left of the national highway. The truck driver bears no responsibility for the accident. Sanganabassapa crashed the car into the rear of the truck. The incident occurred during the early hours of today, 3:15 am," said Chitradurga SP, K Parashurama.