19.03.2021 19:30, Minchan Kim пишет: > +static void cma_kobj_release(struct kobject *kobj) > +{ > + struct cma_kobject *cma_kobj = container_of(kobj, struct cma_kobject, kobj); > + > + kfree(cma_kobj); > +} Oh, wait.. I think this kfree wrong since cma_kobj belongs to the array.