Re: [Qemu-devel] [PATCH] hw/hyperv: fix NULL dereference with pure-kvm SynIC

2018-11-27 Thread Paolo Bonzini
On 26/11/18 22:00, Eduardo Habkost wrote: > On Mon, Nov 26, 2018 at 06:13:49PM +0100, Paolo Bonzini wrote: >> On 26/11/18 16:28, Roman Kagan wrote: >>> When started in compat configuration of SynIC, e.g. >>> >>> qemu-system-x86_64 -machine pc-i440fx-2.10,accel=kvm \ >>> -cpu

Re: [Qemu-devel] [PATCH] hw/hyperv: fix NULL dereference with pure-kvm SynIC

2018-11-26 Thread Eduardo Habkost
On Mon, Nov 26, 2018 at 06:13:49PM +0100, Paolo Bonzini wrote: > On 26/11/18 16:28, Roman Kagan wrote: > > When started in compat configuration of SynIC, e.g. > > > > qemu-system-x86_64 -machine pc-i440fx-2.10,accel=kvm \ > > -cpu host,-vmx,hv-relaxed,hv_spinlocks=0x1fff,hv-vpindex,hv-synic > >

Re: [Qemu-devel] [PATCH] hw/hyperv: fix NULL dereference with pure-kvm SynIC

2018-11-26 Thread Paolo Bonzini
On 26/11/18 16:28, Roman Kagan wrote: > When started in compat configuration of SynIC, e.g. > > qemu-system-x86_64 -machine pc-i440fx-2.10,accel=kvm \ > -cpu host,-vmx,hv-relaxed,hv_spinlocks=0x1fff,hv-vpindex,hv-synic > > or explicitly > > qemu-system-x86_64 -enable-kvm -cpu

Re: [Qemu-devel] [PATCH] hw/hyperv: fix NULL dereference with pure-kvm SynIC

2018-11-26 Thread Philippe Mathieu-Daudé
On 26/11/18 16:28, Roman Kagan wrote: > When started in compat configuration of SynIC, e.g. > > qemu-system-x86_64 -machine pc-i440fx-2.10,accel=kvm \ > -cpu host,-vmx,hv-relaxed,hv_spinlocks=0x1fff,hv-vpindex,hv-synic > > or explicitly > > qemu-system-x86_64 -enable-kvm -cpu

[Qemu-devel] [PATCH] hw/hyperv: fix NULL dereference with pure-kvm SynIC

2018-11-26 Thread Roman Kagan
When started in compat configuration of SynIC, e.g. qemu-system-x86_64 -machine pc-i440fx-2.10,accel=kvm \ -cpu host,-vmx,hv-relaxed,hv_spinlocks=0x1fff,hv-vpindex,hv-synic or explicitly qemu-system-x86_64 -enable-kvm -cpu host,hv-synic,x-hv-synic-kvm-only=on QEMU crashes in