graphic: 0.937 performance: 0.600 device: 0.594 mistranslation: 0.520 peripherals: 0.505 architecture: 0.424 hypervisor: 0.402 network: 0.399 semantic: 0.395 i386: 0.360 permissions: 0.317 user-level: 0.311 boot: 0.310 x86: 0.299 PID: 0.290 socket: 0.274 debug: 0.255 ppc: 0.254 kernel: 0.251 vnc: 0.247 virtual: 0.220 register: 0.183 risc-v: 0.168 arm: 0.164 files: 0.156 VMM: 0.148 KVM: 0.119 assembly: 0.102 TCG: 0.067 0.15.1 black screen and 100% cpu on start Trying the freshly compiled 0.15.1 (command line: "qemu"), the window stays black, it uses 100% cpu, and can't be killed with ctrl-c, has to be killed with killall -9. Strace shows it's waiting on a futex forever? Build config: ./configure --prefix=/usr/local --interp-prefix=/usr/local/share/qemu \ --enable-mixemu --disable-brlapi --enable-io-thread --audio-drv-list="oss alsa sdl" \ --disable-opengl Triaging old bug tickets... I assume this problem has been fixed in newer versions of QEMU? Or can you still reproduce this behavior with the latest version? Feel free to close this. I think I moved to qemu-kvm, which worked. [Expired for QEMU because there has been no activity for 60 days.]