https://bugzilla.kernel.org/show_bug.cgi?id=82211 Paolo Bonzini <bonzini@xxxxxxx> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |bonzini@xxxxxxx --- Comment #3 from Paolo Bonzini <bonzini@xxxxxxx> --- Reproduced. This is caused by "-cpu host" and, in particular by x2apic. This command line fails: /usr/libexec/qemu-kvm \ -kernel xen-4.4.0 \ -append 'noreboot loglvl=all com1=115200,8n1 console=com1' \ -serial mon:stdio \ -initrd /boot/vmlinuz-2.6.18-348.el5xen -cpu kvm64,+x2apic It works with "-cpu kvm64". -- You are receiving this mail because: You are watching the assignee of the bug. -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html