Chester, 41, was found dead at his home in Los Angeles Thursday morning. His death was treated as a suicide.
Netizens expressed how much the singer meant to them, especially the band's lyrics that helped them go through with their lives.
READ: Linkin Park singer Bennington dead in apparent suicide
Celebrities especially musicians also sent their condolences to the vocalist whose band had successfully sold more than 70 million copies of album worldwide and won two Grammys.
Mental health should be taken seriously
Death by suicide among celebrities is not something new. Previously, fans were shocked by the death of Academy Award winner Robin Williams and Audioslave frontman Chris Cornell who was also a good friend of Chester Bennington.
Chester's death brought back suicide and mental health discussions under the spotlight, with netizens urging the public to take mental health seriously especially around family members and close friends to curb any risk of suicide.