[vbox-dev] building and running VirtualBox on Mac OS X

Knut St. Osmundsen bird at innotek.de
Mon Sep 3 20:39:52 PDT 2007

Egor Egorov wrote:
> On 3 сент. 2007, at 20:16, Knut St. Osmundsen wrote:
> First of all, in safe mode, Windows boots. Second, here is the  
> backtrace if I boot normally. This Windows installation is vanilla,  
> only Guest Additions installed. Hope that helps..
> Program received signal EXC_BAD_ACCESS, Could not access memory.
> Reason: KERN_PROTECTION_FAILURE at address: 0x00000000
> [Switching to process 10291 thread 0x4303]
> 0x00000000 in ?? ()
> (gdb) backtrace
> #0  0x00000000 in ?? ()
> #1  0x18bf84b6 in vbe_ioport_write_data (opaque=0x18fd9060, addr=463,  
> val=0) at /Users/egor/builds/vbox/src/VBox/Devices/Graphics/ 
> DevVGA.cpp:842

That's pfnProcessAdapterData being NULL when running VBoxBFE. Someone 
added two new driver methods without stubbing them on VBoxBFE I guess, 
sorry about that. I'll see if we can't manage to fix that before long (I 
don't have time right now).

Kind Regards,

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