Bug#707257: linux-image-3.8-1-686-pae: KVM crashes with "entry failed, hardware error 0x80000021"
On 05.06.2013 14:10, Gleb Natapov wrote:
> On Wed, Jun 05, 2013 at 01:57:25PM +0200, Stefan Pietsch wrote:
>> On 19.05.2013 14:32, Gleb Natapov wrote:
>>> On Sun, May 19, 2013 at 02:00:31AM +0100, Ben Hutchings wrote:
>>>> Dear KVM maintainers, it appears that there is a gap in x86 emulation,
>>>> at least on a 32-bit host. Stefan found this when running GRML, a live
>>>> distribution which can be downloaded from:
>>>> <http://download.grml.org/grml32-full_2013.02.iso>. His original
>>>> reported is at <http://bugs.debian.org/707257>.
>>>>
>>> Can you verify with latest linux.git HEAD? It works for me there on
>>> 64bit. There were a lot of problems fixed in this area in 3.9/3.10 time frame,
>>> so it would be helpful if you'll test 32bit before I install one myself.
>>
>>
>> Kernel version 3.9.4-1 (linux-image-3.9-1-686-pae) made things worse.
>>
>> The virtual machine tries to boot the kernel, but stops after a few
>> seconds and the kern.log shows:
> At what point does it stop?
The machine stops at:
Performance Events: Broken PMU hardware detected, using software events
only.
Failed to access perfctr msr (MSR c1 is 0)
Enabling APIC mode: Flat. Using 1 I/O APICs
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