From: Avi Kivity <avi@redhat.com>
To: "André Weidemann" <Andre.Weidemann@web.de>
Cc: Gleb Natapov <gleb@redhat.com>, kvm@vger.kernel.org
Subject: Re: Windows7 crashes inside the VM when starting a certain program
Date: Sun, 31 Jul 2011 11:16:00 +0300 [thread overview]
Message-ID: <4E350F40.2010508@redhat.com> (raw)
In-Reply-To: <4E33F917.4000305@web.de>
On 07/30/2011 03:29 PM, André Weidemann wrote:
>> Looks like it tries to read MSR_LASTBRANCH_TOS MSR which kvm does not
>> support. Do you see something interesting in dmesg? I wonder how
>> availability of the MSR should be checked.
>
>
> You are right about the MSR. The log file from the time of occurrence
> shows the following:
>
> Jul 4 18:55:12 server kernel: [ 1528.618647] kvm: 3123: cpu1
> kvm_set_msr_common: MSR_IA32_DEBUGCTLMSR 0x1, nop
> Jul 4 18:55:12 server kernel: [ 1528.619444] kvm: 3123: cpu1
> unhandled rdmsr: 0x1c9
>
You can try
$ rmmod kvm-intel kvm
$ modprobe kvm ignore_msrs=1
$ modprobe kvm-intel
(or kvm-amd, as the case may be)
This will work around the issue, but the application may not function
correctly.
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2011-07-31 8:16 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-07 5:26 Windows7 crashes inside the VM when starting a certain program André Weidemann
2011-07-26 5:29 ` André Weidemann
2011-07-26 6:42 ` Jan Kiszka
2011-07-26 10:08 ` Gleb Natapov
2011-07-26 10:57 ` André Weidemann
2011-07-27 8:56 ` Gleb Natapov
2011-07-29 7:20 ` André Weidemann
2011-07-29 11:37 ` Gleb Natapov
2011-07-30 12:29 ` André Weidemann
2011-07-31 8:16 ` Avi Kivity [this message]
2011-07-31 8:34 ` Gleb Natapov
2011-07-28 12:01 ` Paolo Bonzini
2011-07-28 12:11 ` Gleb Natapov
2011-07-28 13:16 ` André Weidemann
2011-07-28 13:21 ` Avi Kivity
2011-07-28 13:49 ` Paolo Bonzini
2011-07-28 17:44 ` André Weidemann
2011-07-29 7:11 ` Paolo Bonzini
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