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From: Avi Kivity <avi@redhat.com>
To: Stefan Priebe - Profihost AG <s.priebe@profihost.ag>
Cc: mtosatti@redhat.com, kvm@vger.kernel.org,
	qemu-devel <qemu-devel@nongnu.org>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	Kevin Wolf <kwolf@redhat.com>,
	Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
Subject: Re: KVM segfaults with 3.5 while installing ubuntu 12.04
Date: Mon, 06 Aug 2012 15:12:24 +0300	[thread overview]
Message-ID: <501FB4A8.6080609@redhat.com> (raw)
In-Reply-To: <501F846C.50903@profihost.ag>

On 08/06/2012 11:46 AM, Stefan Priebe - Profihost AG wrote:

> But still i got the segfault and core dump - this is my main problem? I
> mean qemu-kvm master isn't declared as stable. So i don't care about the
> slowness here.
> 
> What can we do about the core dump and crash?

Okay, I reproduced it; it seems aio=native is the culprit.  You can try
aio=threads as a workaround.

Copying some relevant people (context: aio=native on qemu-kvm-1.1.1
segfaults pretty early during guest install)

-- 
error compiling committee.c: too many arguments to function

WARNING: multiple messages have this Message-ID (diff)
From: Avi Kivity <avi@redhat.com>
To: Stefan Priebe - Profihost AG <s.priebe@profihost.ag>
Cc: Kevin Wolf <kwolf@redhat.com>,
	Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>,
	kvm@vger.kernel.org, mtosatti@redhat.com,
	qemu-devel <qemu-devel@nongnu.org>,
	linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [Qemu-devel] KVM segfaults with 3.5 while installing ubuntu 12.04
Date: Mon, 06 Aug 2012 15:12:24 +0300	[thread overview]
Message-ID: <501FB4A8.6080609@redhat.com> (raw)
In-Reply-To: <501F846C.50903@profihost.ag>

On 08/06/2012 11:46 AM, Stefan Priebe - Profihost AG wrote:

> But still i got the segfault and core dump - this is my main problem? I
> mean qemu-kvm master isn't declared as stable. So i don't care about the
> slowness here.
> 
> What can we do about the core dump and crash?

Okay, I reproduced it; it seems aio=native is the culprit.  You can try
aio=threads as a workaround.

Copying some relevant people (context: aio=native on qemu-kvm-1.1.1
segfaults pretty early during guest install)

-- 
error compiling committee.c: too many arguments to function

  reply	other threads:[~2012-08-06 12:12 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-31 11:59 KVM segfaults with 3.5 while installing ubuntu 12.04 Stefan Priebe - Profihost AG
2012-07-31 14:54 ` Avi Kivity
2012-07-31 17:30   ` Stefan Priebe
2012-07-31 17:37   ` Stefan Priebe
2012-08-01  8:44     ` Avi Kivity
2012-08-01  9:24       ` Stefan Priebe - Profihost AG
2012-08-01  9:33         ` Avi Kivity
2012-08-01  9:42           ` Stefan Priebe - Profihost AG
2012-08-01  9:53             ` Avi Kivity
2012-08-01 11:29               ` Stefan Priebe - Profihost AG
2012-08-01 15:15                 ` Avi Kivity
2012-08-05 10:08               ` Stefan Priebe
2012-08-05 10:29                 ` Avi Kivity
2012-08-05 15:52                   ` Stefan Priebe
2012-08-05 19:00                     ` Stefan Priebe
2012-08-06  8:36                       ` Avi Kivity
2012-08-06  8:46                         ` Stefan Priebe - Profihost AG
2012-08-06 12:12                           ` Avi Kivity [this message]
2012-08-06 12:12                             ` [Qemu-devel] " Avi Kivity
2012-08-06 12:37                             ` Avi Kivity
2012-08-06 12:37                               ` [Qemu-devel] " Avi Kivity
2012-08-06 12:37                               ` Avi Kivity
2012-08-06 12:48                               ` Avi Kivity
2012-08-06 12:48                                 ` [Qemu-devel] " Avi Kivity
2012-08-06 12:48                                 ` Avi Kivity
2012-08-06 13:11                               ` Stefan Priebe - Profihost AG
2012-08-06 13:11                                 ` [Qemu-devel] " Stefan Priebe - Profihost AG
2012-08-08  5:51                               ` Stefan Priebe
2012-08-08  5:51                                 ` [Qemu-devel] " Stefan Priebe
2012-08-08  8:06                                 ` Stefan Hajnoczi
2012-08-08  8:06                                   ` [Qemu-devel] " Stefan Hajnoczi
2012-08-08  8:29                                   ` Stefan Priebe
2012-08-08  8:29                                     ` [Qemu-devel] " Stefan Priebe
2012-08-10 15:14                                     ` Stefan Hajnoczi
2012-08-10 15:14                                       ` [Qemu-devel] " Stefan Hajnoczi

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