Hi Alex, On Tue, Jun 16, 2020 at 03:26:36PM -0600, Alex Williamson wrote: > The next use of the device will generate an underflow from the > stale reference. > > Cc: Qian Cai <cai@xxxxxx> > Fixes: 1518ac272e78 ("vfio/pci: fix memory leaks of eventfd ctx") > Reported-by: Daniel Wagner <dwagner@xxxxxxx> > Signed-off-by: Alex Williamson <alex.williamson@xxxxxxxxxx> Thanks for the quick fix. I gave it a try and the warning is gone. Tested-by: Daniel Wagner <dwagner@xxxxxxx> Thanks, Daniel