[Spice-devel] cut/paste failure on Windows 7 guest

[agilboa at redhat.com]

On 01/16/2013 03:41 PM, Han Pilmeyer wrote:
>
> On 10/01/2013 15:53, Erik Lotspeich wrote:
>> Hi,
>>
>> Just as a datapoint, I've seen a similar crash in guest-tools-0.2 on my
>> Windows 8 VM. I switched back to IDE from VIO disk and the crashing stopped.
>>
>> Regards
>>
>> Erik
>>
>> On 01/10/2013 04:44 AM, Han Pilmeyer wrote:
>>>
>>> It appears that I spoke too soon, i.e. the cut/paste problem is indeed
>>> fixed and I am still happy about that. Unfortunately the guest-tools-0.3
>>> drivers seem to have introduced a new problem that is even worse than
>>> what I experienced before, they crash the Windows 7 guest images. I have
>>> had multiple crashes so far and these happen when I am not specifically
>>> doing anything in the guest (I try to avoid saying they are idle, as I
>>> never quite know what Windows is doing behind the scenes). I estimate
>>> that they crash after half an hour or so.
>>>
>>> The offending driver appears to be vioser.sys as shown by the very
>>> limited information (a screenshot of the BSOD) I managed to capture:
>>>
>>> *** STOP: 0x0000008E (0xC0000005, 0x8B98C037, 0x8A40BACC, 0x00000000)
>>>
>>> ***        vioser.sys - Address 8B98C037 base at 8B988000, Datestamp
>>> 50b73b6d
>>>
>>> Please let me know if there is anything I can do to help.
>>>
>>
> Erik,
>
> That may be a viable, although undesirable, workaround for disk IO, 
> but in my case the BSOD's appear to be caused by vioser.sys, i.e. the 
> serial driver. I believe this driver is used for communication between 
> the host and guest and an important part to make cut/paste work. There 
> really is no alternative.
>
> My motivation for writing about this here is not so much to get a 
> workaround (although that would be very nice), but rather to make a 
> minuscule contribution to improving the project. So again, if there is 
> anything I can do to help debug this, please do not hesitate to ask.
>
>
> Cheers,
> Han 

Hi Han,

CC'ed Gal & Yan, vioser windows driver developers.

Thanks,
Arnon
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