[Xen-bugs] [Bug 1117] New: SMP VISTA HVM guest might be blue screen when doing large I/O in dom0

[bugzilla-daemon@xxxxxxxxxxxxxxxxxxx]

http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1117

           Summary: SMP VISTA HVM guest might be blue screen when doing
                    large I/O in dom0
           Product: Xen
           Version: unstable
          Platform: Other
        OS/Version: All
            Status: NEW
          Severity: normal
          Priority: P2
         Component: HVM
        AssignedTo: xen-bugs@xxxxxxxxxxxxxxxxxxx
        ReportedBy: yongkang.you@xxxxxxxxx


Environment:
------------
Service OS (ia32/ia32e/IA64): ia32pae
Guest OS (ia32/ia32e/IA64): ia32pae
Change Set: 16379
Hardware: 2 cpus machine.



Bug detailed description:
--------------------------
When booting smp Windows Vista guest with two vcpus, and then do a heavy disk
IO in domain0, the Vista will blue screen and print some error info.


Reproduce steps:
----------------
1.prepare a smp vista image and a configure file, set vcpu=2, boot the guest
2.cp a 5G file to dom0


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