Hi Jens. On Sat, Oct 17, 2020 at 3:07 AM Jens Axboe <axboe@xxxxxxxxx> wrote: > > Would be great if you could try 5.4.71 and see if that helps for your > issue. > Oh wow, yeah it did fix the issue. I'm able to reliably turn off and start the VM multiple times in a row. Double checked by confirming QEMU is dynamically linked to liburing.so.1. Looks like those 4 io_uring fixes helped. Thanks!