Same situation. HP 530, Ubuntu 15.10. Freezing on "Synchronizing SCSI cache" or "Stopping disk" without ablity to ctrl+alt+F[x] and Ctrl-Alt-Del.
Same situation. HP 530, Ubuntu 15.10. Freezing on "Synchronizing SCSI cache" or "Stopping disk" without ablity to ctrl+alt+F[x] and Ctrl-Alt-Del.