On Sat, Apr 14, 2018 at 06:44:19PM -0400, Theodore Y. Ts'o wrote: > What needs to happen is freelist should get randomized much later in > the boot sequence. Doing it later will require locking; I don't know > enough about the slab/slub code to know whether the slab_mutex would > be sufficient, or some other lock might need to be added. Could we have the bootloader pass in some initial randomness?