Hi all,

On Freitag, 17. März 2017 16:00:11 CET Knut St. Osmundsen wrote:
> Hi Alexander,
> 
> thanks for identifying a race.  Looking at the code, I can only imagine
> this happening if the other EMTs (not 0) are late into the loop due to
> busy host / scheduling fun.  The only alternative I can see would be
> some wait error in vmR3BootstrapWait and causing it to return.
> 
> I've committed a different fix than what you suggest in your patch,
> VMEmt.cpp should check that both pVM and pVCpu are sane before selecting
> the non-bootstrap code path.  The fix should appear in the public SVN soon.

for reference:

  https://www.virtualbox.org/changeset/66096/vbox and
  https://www.virtualbox.org/changeset/66097/vbox

Kind regards,

Frank
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