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Date: Thu, 30 May 2013 12:08:32 -0400
From: Luiz Capitulino <lcapitulino@redhat.com>
Message-ID: <20130530120832.5abe1c65@redhat.com>
In-Reply-To: <51A77838.4060707@redhat.com>
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Subject: Re: [Qemu-devel] [BUG]: kvm_set_phys_mem: error unregistering
 overlapping slot: Invalid argument
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To: Paolo Bonzini <pbonzini@redhat.com>
Cc: jordan.l.justen@intel.com, qemu-devel <qemu-devel@nongnu.org>, xiaoguangrong@linux.vnet.ibm.com

On Thu, 30 May 2013 18:03:04 +0200
Paolo Bonzini <pbonzini@redhat.com> wrote:

> Il 30/05/2013 17:46, Luiz Capitulino ha scritto:
> > The culprit is commit:
> > 
> > commit 235e8982ad393e5611cb892df54881c872eea9e1
> > Author: Jordan Justen <jordan.l.justen@intel.com>
> > Date:   Wed May 29 01:27:26 2013 -0700
> > 
> >     kvm: support using KVM_MEM_READONLY flag for regions
> > 
> > I'm running 3.9.2-200.fc18, btw. And, error checking is missing on the
> > first call to kvm_vm_ioctl().
> > 
> 
> Reproducer?

I just try to start a VM (HEAD 87d23f7):

~/work/virt/ sudo ./qemu-qmp -drive file=disks/test.img,if=virtio,cache=none,aio=native -enable-kvm -m 1G -monitor stdio -cpu host -snapshot
QEMU 1.5.50 monitor - type 'help' for more information
(qemu) kvm_set_phys_mem: error unregistering overlapping slot: Invalid argument
~/work/virt/