This looks a lot like the problem in LP #1662673, but that fix is supposed to be in kernel 4.4.0-65-generic. Might be worth confirming though. Or perhaps confirming that the fix actually works on the Z architecture (depends on how the architecture/compiler handles 'bool').
This looks a lot like the problem in LP #1662673, but that fix is supposed to be in kernel 4.4.0-65-generic. Might be worth confirming though. Or perhaps confirming that the fix actually works on the Z architecture (depends on how the architecture/ compiler handles 'bool').