On Tue, Dec 18, 2018 at 04:44:11PM -0800, Darrick J. Wong wrote: > FWIW one of my test vms seems to have hung in generic/323 with the xfs > for-next and your patches applied: > > MKFS_OPTIONS='-f -m reflink=1,rmapbt=1, -i sparse=1, /dev/sdf' > MOUNT_OPTIONS='/dev/sdf /opt' I've run generic/323 with those settings in a loop over night and haven't reproduced it so far.