[vbox-dev] Bug report (major)

[Frank Mehnert]

On Saturday 01 May 2010, Frank Mehnert wrote:
> On Friday 30 April 2010, TwoThe wrote:
> > Type: Bug
> > Severity: major
> > Component: VirtualBox OSE
> > Host: Ubuntu 64
> >
> > In file src/VBox/Devices/PC/DevAPIC.cpp:
> >
> >    919        case 0x30:
> >    920            /* Here one of the differences with regular APIC: ICR
> > is single 64-bit register */ !921           val =
> > ((uint64_t)apic->icr[0x31] << 32) | apic->icr[0x30]; 922           
> > break;
> >
> > In line 921 APICState->icr is accessed at address 0x31 and 0x30 but icr
> > has only 2 elements, as defined here (in the same file): 219    uint32_t
> > icr[2];
> >
> > This causes an invalid memory access.
>
> Thank you for this report!
>
> Your observation is corect and the code will be fixed.

Fixed in r28952. Code currently unused.

Kind regards,

Frank
-- 
Dr.-Ing. Frank Mehnert

Sitz der Gesellschaft:
Sun Microsystems GmbH, Sonnenallee 1, 85551 Kirchheim-Heimstetten
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Geschäftsführer: Jürgen Kunz
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