Patch to fix VirtualBox with recent kernel versions

[Adam K Kirchhoff]

On 03/02/10 06:57, Adam K Kirchhoff wrote:
> On 03/02/10 04:37, Alexander Eichner wrote:
>> Adam K Kirchhoff wrote:
>>>
>>> I'm sorry to say, but I'm getting the exact same Assertion Failed error
>>> as before with this new patch.  The only difference this time is that
>>> i=0x7 instead of i=0x4.
>>>
>>> Adam
>>>
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>> That's not good. Everything works just fine here now on a 32bit FreeBSD
>> 8.0 host. Can you give some information of your host (RAM, CPU, ...) and
>> the guest configuration please? Do you have any special kernel options
>> set?
>
> I've been testing on two 32-bit installations.  I was using a custom 
> kernel on both, but I just tried with GENERIC on one of them and the 
> crash of VirtualBox still happens.  Both machines have 2 gigs of RAM, 
> one with 3 gigs of swap and one with 2 gigs of swap.  Both are running 
> -CURRENT from 6 days ago.
>
> One machine:
>
> CPU: Intel(R) Xeon(TM) CPU 3.20GHz (3191.87-MHz 686-class CPU)
>   Origin = "GenuineIntel"  Id = 0xf64  Stepping = 4
>  Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE> 
>
>   Features2=0xe43d<SSE3,DTES64,MON,DS_CPL,VMX,CNXT-ID,CX16,xTPR,PDCM>
>   AMD Features=0x20100000<NX,LM>
>   AMD Features2=0x1<LAHF>
>   TSC: P-state invariant
> real memory  = 2147483648 (2048 MB)
> avail memory = 2084831232 (1988 MB)
>
> And the other:
>
> CPU: Intel(R) Core(TM)2 Quad  CPU   Q8200  @ 2.33GHz (2327.49-MHz 
> 686-class CPU)
>   Origin = "GenuineIntel"  Id = 0x10677  Stepping = 7
>  Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE> 
>
>   
> Features2=0x8e39d<SSE3,DTES64,MON,DS_CPL,EST,TM2,SSSE3,CX16,xTPR,PDCM,SSE4.1> 
>
>   AMD Features=0x20100000<NX,LM>
>   AMD Features2=0x1<LAHF>
>   TSC: P-state invariant
> real memory  = 2147483648 (2048 MB)
> avail memory = 2085683200 (1989 MB)
>
> The Xeon supports AMD-V, but it doesn't matter if I enable that in the 
> acceleration configuration of the VM or not.
>
> On both machines I have tested the same Windows XP guest.  Base memory 
> is 512 MB, 1 CPU.  The video memory is set at 64 megs.  On one of the 
> machines I have also tried Ubuntu.  128 megs of RAM, 1 CPU, 12 megs of 
> video memory.  3D acceleration is disabled on both machines.
>
> The XML config file for the guest is here: http://pastebin.com/Qaqx7gTi
>
> I'm actually installing -CURRENT amd64 to a spare USB drive I have on 
> the Xeon and can test to confirm that it works there since you believe 
> this to be a problem only with 32-bit FreeBSD.
>
> Adam

Alexander*,

*OK, so I can only assume that we are, in fact, talking about the same 
problem as it is, indeed, working just fine here on the AMD64 system I 
installed today.  Same machine, -CURRENT from today (instead of last 
week) and the same VirtualBox configuration, and it works just fine.

Adam