device: 0.803
network: 0.776
instruction: 0.739
other: 0.703
boot: 0.421
socket: 0.347
mistranslation: 0.326
graphic: 0.250
assembly: 0.160
semantic: 0.144
vnc: 0.111
KVM: 0.020

x86: ret, lret and iret with noncanonical IP saves wrong IP on the exception stack