Re: [PATCH] x86/pod: Do not fragment PoD memory allocations

[Jan Beulich <jbeulich@xxxxxxxx>]

On 27.01.2021 23:28, Elliott Mitchell wrote:
> On Wed, Jan 27, 2021 at 09:03:32PM +0000, Andrew Cooper wrote:
>> So.?? What *should* happen is that if QEMU/OVMF dirties more memory than
>> exists in the PoD cache, the domain gets terminated.
>>
>> Irrespective, Xen/dom0 dying isn't an expected consequence of any normal
>> action like this.
>>
>> Do you have a serial log of the crash??? If not, can you set up a crash
>> kernel environment to capture the logs, or alternatively reproduce the
>> issue on a different box which does have serial?
> 
> No, I don't.  I'm setup to debug ARM failures, not x86 ones.

Then alternatively can you at least give conditions that need to
be met to observe the problem, for someone to repro and then
debug? (The less complex the better, of course.)

Jan