On 2018-12-14, Nick Bowler <nbowler@xxxxxxxxxx> wrote: > Note that glibc's fallocate wrapper appears to be buggy on x32, > which causes several test failures. I hacked around that in xfs_io > (the fallocate syscall itself appears to work perfectly fine on x32) > to get a cleaner test run. Obviously this bug should be fixed but > it doesn't appear to be a kernel or xfsprogs problem. Update: turns out this bug has already been fixed in glibc 2.27. Cheers, Nick