Google Chrome and Android's default web browser —Android Webview— have been witnessing crashes and instability on OnePlus phones for over six months now. The problem doesn't seem to be affecting everyone but is persistent across a wide range of OnePlus phones, all running Android 10. Google and OnePlus are yet to acknowledge the issue officially
https://www.notebookcheck.net/Google-Chrome-has-been-a-broken-buggy-mess-on-several-OnePlus-phones-since-late-last-year.466858.0.html