Yeah I found and fixed it already, thanks, Josef On 4/28/17, 11:27 AM, "Ming Lei" <ming.lei@xxxxxxxxxx> wrote: On Fri, Apr 28, 2017 at 01:00:30PM +0000, Josef Bacik wrote: > We should have 2 references on the device at this point, did you see a “nbd: possibly leaking a device” message before the kasan stuff? Thanks, > There isn't such message before kasan warning. Thanks, Ming