If you try to gic-version=host with TCG on a KVM aarch64 host, qemu segfaults, since host requires KVM APIs.
Explicitly reject gic-version=host if KVM is not enabled https://bugzilla.redhat.com/show_bug.cgi?id=1339977 Signed-off-by: Cole Robinson <crobi...@redhat.com> --- hw/arm/virt.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/hw/arm/virt.c b/hw/arm/virt.c index e77ed88..1e82597 100644 --- a/hw/arm/virt.c +++ b/hw/arm/virt.c @@ -1122,10 +1122,14 @@ static void machvirt_init(MachineState *machine) * KVM is not available yet */ if (!gic_version) { + if (!kvm_enabled()) { + error_report("gic-version=host requires KVM"); + exit(1); + } + gic_version = kvm_arm_vgic_probe(); if (!gic_version) { error_report("Unable to determine GIC version supported by host"); - error_printf("KVM acceleration is probably not supported\n"); exit(1); } } -- 2.7.4