device: 0.884
peripherals: 0.883
performance: 0.737
graphic: 0.500
arm: 0.424
architecture: 0.383
network: 0.348
debug: 0.331
mistranslation: 0.258
i386: 0.242
permissions: 0.174
semantic: 0.166
virtual: 0.136
user-level: 0.092
ppc: 0.088
PID: 0.086
boot: 0.069
x86: 0.063
socket: 0.060
VMM: 0.058
register: 0.058
files: 0.054
TCG: 0.034
risc-v: 0.031
assembly: 0.025
hypervisor: 0.022
vnc: 0.017
kernel: 0.013
KVM: 0.002

qemu system emulator crashed when using xhci usb controller