I recently tried to start a Whonix disposable qube but it failed to start due to a qrexec timeout.
I started a new disposable and ran
systemctl list-jobs inside the qube, and it told me that
fstrim.service was triggered by
I looked around the Qubes issues repository and I saw issue #8603, which might be related.
I am running Whonix 16 on Qubes OS 4.1.2.