I found the error in shim. It is a double-close (on error handling) of the root directory of the filesystem. I'll submit a patch soon.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1624096 Title: yakkety: desktop and server ISOs wont boot under QEMU in UEFI mode To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/debian-installer/+bug/1624096/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs