instruction: 0.880 device: 0.874 graphic: 0.483 network: 0.454 assembly: 0.389 other: 0.361 socket: 0.312 mistranslation: 0.305 vnc: 0.234 semantic: 0.209 boot: 0.186 KVM: 0.011 Gdb hangs when trying to single-step after an invalid instruction