The SUID sandbox helper binary was found, but is not configured correctly. Rather than run without sandboxing I'm aborting now. You need to make sure that /tmp/.mount_Bootst7UUbk0/chrome-sandbox is owned by root and has mode 4755. code example
Example: The SUID sandbox helper binary was found, but is not configured correctly.
sysctl kernel.unprivileged_userns_clone=1