Transcript:
Two panel meme.
Top panel: Woman in the front seat of a car screaming at a child in the rear seat. She's saying "Why can't you just shutdown?"
Bottom panel: A child screaming "A stop job is running for Session c2 of user ... (1:30 / no limit)"
Unless the culprit is that one process permanently stuck in uninterruptible disk sleep, in which case the timer would just perpetually go up, and pressing 7x Ctrl-Alt-Del as you mentioned will simply shut down systemd and the kernel itself will start complaining (faulty hardware can cause this)