recent changed in vmm lead to panic: AMD, ivhd_setup_intr

[Ka Ho Ng]

On 4/1/21 5:27 am, Ka Ho Ng wrote:
> On 4/1/21 4:43 am, Ka Ho Ng wrote:
>> On 4/1/21 4:41 am, Ka Ho Ng wrote:
>>> On 4/1/21 4:36 am, Oleg Ginzburg wrote:
>>>> pci0: <base peripheral, IOMMU> at device 0.2 (no driver attached)
>>>
>>> That is the most related cause to the panic. Currently the code 
>>> assumes evaluating a propagated ACPI ivrs table will come with 
>>> attached amd iommu devices as well.
>>>
>>> Thanks,
>>> Ka Ho
>>
>> Forgot to mention, /usr/local/bin/acpidump comes from
>> sysutils/acpica-tools.
>>
>> Ka Ho
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> 
> Could you try the attached quick dirty fix and see if it works?
> 
> Ka Ho

For your reference, here is the differential:
https://reviews.freebsd.org/D29521

Best,
Ka Ho