@Jack Wang, Maybe four io_uring patches in 5.4.71 fixes the issue for you as well?
Thanks, Pankaj > Hi Jens. > > On Sat, Oct 17, 2020 at 3:07 AM Jens Axboe <ax...@kernel.dk> 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! >
