--- a/drivers/gpu/drm/i915/gem/i915_gem_mman.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_mman.c @@ -423,7 +423,7 @@ vm_access(struct vm_area_struct *area, u return -EACCES; addr -= area->vm_start; - if (addr >= obj->base.size) + if (range_overflows_t(u64, addr, len, obj->base.size)) return -EINVAL; /* As this is primarily for debugging, let's focus on simplicity */