From: "Michael S. Tsirkin" <mst@redhat.com>
To: David Ahern <daahern@cisco.com>
Cc: Avi Kivity <avi@redhat.com>,
aliguori@us.ibm.com, qemu-devel <qemu-devel@nongnu.org>,
KVM mailing list <kvm@vger.kernel.org>
Subject: Re: [Qemu-devel] qemu-kvm aborts - vhost_dev_unassign_memory: Assertion `to >= 0' failed.
Date: Wed, 3 Aug 2011 16:07:06 +0300 [thread overview]
Message-ID: <20110803130706.GA12262@redhat.com> (raw)
In-Reply-To: <4E36E5F7.6060202@cisco.com>
On Mon, Aug 01, 2011 at 11:44:23AM -0600, David Ahern wrote:
> qemu-kvm.git as of:
>
> commit dacdc4b10bafbb21120e1c24a9665444768ef999
> Merge: 7b69d4f 0af4922
> Author: Avi Kivity <avi@redhat.com>
> Date: Sun Jul 31 11:42:26 2011 +0300
>
> Merge branch 'upstream-merge' into next
>
> is aborting with the error:
>
> qemu-kvm: qemu-kvm.git/hw/vhost.c:123: vhost_dev_unassign_memory:
> Assertion `to >= 0' failed.
> Aborted
>
> $ git bisect bad
> 00cb2a99f5e7f73c4fff54ae16c7b6acf463ab5c is the first bad commit
> commit 00cb2a99f5e7f73c4fff54ae16c7b6acf463ab5c
> Author: Avi Kivity <avi@redhat.com>
> Date: Tue Jul 26 14:26:17 2011 +0300
>
> pc: convert pc_memory_init() to memory API
>
> Reviewed-by: Anthony Liguori <aliguori@us.ibm.com>
> Signed-off-by: Avi Kivity <avi@redhat.com>
> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
>
> :040000 040000 3d709c2cab75b934030fb9fbdfa99024c855b2a6
> 720d362f9702f15d16519093555182169d0b09bd M hw
>
Thanks for the report.
As Avi pointed out it's a vhost bug that got exposed
by a memory API change.
I have posted a patch which should fix that problem -
could you please try it and let me know?
Thanks!
--
MST
WARNING: multiple messages have this Message-ID (diff)
From: "Michael S. Tsirkin" <mst@redhat.com>
To: David Ahern <daahern@cisco.com>
Cc: aliguori@us.ibm.com, Avi Kivity <avi@redhat.com>,
KVM mailing list <kvm@vger.kernel.org>,
qemu-devel <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] qemu-kvm aborts - vhost_dev_unassign_memory: Assertion `to >= 0' failed.
Date: Wed, 3 Aug 2011 16:07:06 +0300 [thread overview]
Message-ID: <20110803130706.GA12262@redhat.com> (raw)
In-Reply-To: <4E36E5F7.6060202@cisco.com>
On Mon, Aug 01, 2011 at 11:44:23AM -0600, David Ahern wrote:
> qemu-kvm.git as of:
>
> commit dacdc4b10bafbb21120e1c24a9665444768ef999
> Merge: 7b69d4f 0af4922
> Author: Avi Kivity <avi@redhat.com>
> Date: Sun Jul 31 11:42:26 2011 +0300
>
> Merge branch 'upstream-merge' into next
>
> is aborting with the error:
>
> qemu-kvm: qemu-kvm.git/hw/vhost.c:123: vhost_dev_unassign_memory:
> Assertion `to >= 0' failed.
> Aborted
>
> $ git bisect bad
> 00cb2a99f5e7f73c4fff54ae16c7b6acf463ab5c is the first bad commit
> commit 00cb2a99f5e7f73c4fff54ae16c7b6acf463ab5c
> Author: Avi Kivity <avi@redhat.com>
> Date: Tue Jul 26 14:26:17 2011 +0300
>
> pc: convert pc_memory_init() to memory API
>
> Reviewed-by: Anthony Liguori <aliguori@us.ibm.com>
> Signed-off-by: Avi Kivity <avi@redhat.com>
> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
>
> :040000 040000 3d709c2cab75b934030fb9fbdfa99024c855b2a6
> 720d362f9702f15d16519093555182169d0b09bd M hw
>
Thanks for the report.
As Avi pointed out it's a vhost bug that got exposed
by a memory API change.
I have posted a patch which should fix that problem -
could you please try it and let me know?
Thanks!
--
MST
next prev parent reply other threads:[~2011-08-03 13:06 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-01 17:44 qemu-kvm aborts - vhost_dev_unassign_memory: Assertion `to >= 0' failed David Ahern
2011-08-01 17:44 ` [Qemu-devel] " David Ahern
2011-08-01 18:04 ` David Ahern
2011-08-01 18:04 ` [Qemu-devel] " David Ahern
2011-08-03 9:01 ` Avi Kivity
2011-08-03 9:01 ` [Qemu-devel] " Avi Kivity
2011-08-03 9:33 ` Wen Congyang
2011-08-03 11:48 ` Avi Kivity
2011-08-03 11:48 ` [Qemu-devel] " Avi Kivity
2011-08-03 12:24 ` Michael S. Tsirkin
2011-08-03 12:24 ` [Qemu-devel] " Michael S. Tsirkin
2011-08-03 13:55 ` David Ahern
2011-08-03 13:55 ` [Qemu-devel] " David Ahern
2011-08-03 15:00 ` Michael S. Tsirkin
2011-08-03 15:00 ` [Qemu-devel] " Michael S. Tsirkin
2011-08-04 18:48 ` David Ahern
2011-08-04 18:48 ` [Qemu-devel] " David Ahern
2011-08-04 19:17 ` Michael S. Tsirkin
2011-08-04 19:17 ` [Qemu-devel] " Michael S. Tsirkin
2011-08-04 19:23 ` David Ahern
2011-08-04 19:23 ` [Qemu-devel] " David Ahern
2011-08-03 13:07 ` Michael S. Tsirkin [this message]
2011-08-03 13:07 ` Michael S. Tsirkin
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