Re: Live Migration of 32-bit Linux guest broken since 2.6.35-rc2

[Avi Kivity <avi@redhat.com>]

On 06/08/2010 02:29 PM, Avi Kivity wrote:
> On 06/08/2010 12:13 PM, Peter Lieven wrote:
>> sorry, the subject should read 2.6.35-rc2
>>
>> Peter Lieven wrote:
>>> Hi,
>>>
>>> I freshly installed kernel 2.6.35-rc2 using userspace qemu-kvm 0.12.4.
>>>
>>> When I live migrate a 32-bit opensuse-11.2 VM, the incoming VM shows
>>> the following error after the mem transfer has finished:
>>>
>>> kvm: unhandled exit 80000022
>>> kvm: kvm_run returned -22
>>>
>>> cmdline:
>>> /usr/bin/qemu-kvm-0.12.4  -net none  -drive 
>>> format=host_device,file=/dev/mapper/iqn.2001-05.com.equallogic:0-8a0906-e1861b105-4cb000e7e8c4bf3b-opensuse-11-2-i586,if=ide,boot=on,cache=none,aio=native  
>>> -m 1024 -monitor tcp:0:4003,server,nowait -vnc :3 -name 
>>> 'opensuse-11.2-i586'  -boot order=dc,menu=on  -k de  -incoming 
>>> tcp:172.21.55.20:5003  -pidfile /var/run/qemu/vm-154.pid  -mem-path 
>>> /hugepages -mem-prealloc  -rtc base=utc -usb -usbdevice tablet -cpu 
>>> qemu64,model_id='Intel(R) Xeon(R) CPU           E5430  @ 2.66GHz'
>>>
>>> Migrating the same VM worked with 2.6.34 kvm module.
>
>
> Please provide you host /proc/cpuinfo.
>

Also, after migration fails, the output of 'info registers' in the monitor.

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