I rebooted the firewall into single user mode, ran fsck -y , and it found and repaired corruption. Then I rebooted and upgraded from the direct connection to 24.7.5.3.
Guess I'll have to do this on all the appliances, though I find it strange it happened on all of them.
Guess I'll have to do this on all the appliances, though I find it strange it happened on all of them.