Join the union and lobby your CC and union hard for action.
Most of my colleagues were very reluctant to get involved in such things at all, but spent large parts of the flight(s) bitching about roster changes and their poor work-life balance.
We are human beings, not machines, and should be treated accordingly.
Does the CEO get rung up at 0300 to come into work? No, (only if they have screwed up so badly the company collapses).