You have been subscribed to a public bug: I have run a virtual machine over the past three years without problems, but the update to Ubuntu 17.10 broke it: the machine falls into an infinite boot loop.
$ qemu-system-x86_64 --version QEMU emulator version 2.10.1(Debian 1:2.10+dfsg-0ubuntu3.5) $ sudo qemu-system-x86_64 -enable-kvm -usb \ -chardev stdio,id=char0 \ -device usb-host,vendorid=0x056a,productid=0x00c6 \ -device usb-host,vendorid=0x04a9,productid=0x2220 \ -soundhw all \ -m 2048 -cpu core2duo -machine q35 \ -smp 2 \ -device usb-mouse \ -vga std \ -device isa-applesmc,osk="CONFIDENTIAL" \ -smbios type=2 \ -device ide-drive,bus=ide.0,drive=HDD \ -drive id=HDD,if=none,cache=none,file=hdd.img \ -device ide-drive,bus=ide.3,drive=ScrapHDD \ -drive id=ScrapHDD,if=none,cache=none,file=scrap.img \ -netdev tap,id=net0,ifname=tap0,script=no \ -device e1000,netdev=net0,id=nic0,mac=00:aa:00:60:00:01 $ uname -a Linux behemoth 4.13.0-36-generic #40-Ubuntu SMP Fri Feb 16 20:07:48 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux $ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 17.10 Release: 17.10 Codename: artful ** Affects: qemu (Ubuntu) Importance: Undecided Status: New -- qemu-system-x86_64 broken on ubuntu 17.10 https://bugs.launchpad.net/bugs/1754597 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs