From: Paolo Bonzini <pbonzini@redhat.com>
To: Anthony Liguori <aliguori@us.ibm.com>
Cc: Jordan Justen <jordan.l.justen@intel.com>,
Peter Wu <lekensteyn@gmail.com>,
qemu-devel@nongnu.org, Gleb Natapov <gleb@redhat.com>,
Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Subject: Re: [Qemu-devel] QEMU aborts since "kvm: support using KVM_MEM_READONLY flag for regions"
Date: Mon, 03 Jun 2013 22:11:30 +0200 [thread overview]
Message-ID: <51ACF872.1080007@redhat.com> (raw)
In-Reply-To: <878v2rf5iy.fsf@codemonkey.ws>
Il 03/06/2013 19:49, Anthony Liguori ha scritto:
> Peter Wu <lekensteyn@gmail.com> writes:
>
>> Hi,
>>
>> With the current git source (f10acc8b38d65a66ffa0588a036489d7fa6a593e),
>> `qemu-system-x86_64 -enable-kvm` fails to run with the following error:
>>
>> kvm_set_phys_mem: error unregistering overlapping slot: Invalid argument
>>
>> After this message, qemu aborts. Reverting the following commit on top of
>> master makes the bug go away. Removing the `-enable-kvm` option also
>> allows QEMU to operate, but without KVM.
>
> I also noted this on F19 this weekend.
>
> Is anyone else seeing this on more recent kernels?
Yes, it's caused by 3.9. Gleb and I decided to consider this (raising
an error when removing a non-existent slot) a feature since it never
happened as far as we know on released versions of QEMU/nlkt/whatever.
Gleb queued a patch in uq/master, I think he'll be sending a pull
request soon.
Paolo
next prev parent reply other threads:[~2013-06-03 20:11 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-03 17:23 [Qemu-devel] QEMU aborts since "kvm: support using KVM_MEM_READONLY flag for regions" Peter Wu
2013-06-03 17:35 ` Jordan Justen
2013-06-03 18:02 ` Peter Wu
2013-06-03 17:49 ` Anthony Liguori
2013-06-03 20:11 ` Paolo Bonzini [this message]
2013-06-03 20:20 ` Anthony Liguori
2013-06-04 6:39 ` Gleb Natapov
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