Re: [REGRESSION] kernel NULL pointer dereference in xen-balloon with mem hotplug

["Linux regression tracking (Thorsten Leemhuis)" <regressions@xxxxxxxxxxxxx>]

On 08.08.24 12:31, Marek Marczykowski-Górecki wrote:
> 
> When testing Linux 6.11-rc2, I've got the crash like below. It's a PVH
> guest started with 400MB memory, and then extended via mem hotplug (I
> don't know to what exact size it was at this time, but up to 4GB), it
> was quite early in the domU boot process, I suspect it could be the
> first mem hotplug even happening there.
> Unfortunately I don't have reliable reproducer, it crashed only once
> over several test runs. I don't remember seeing such crash before, so it
> looks like a regression in 6.11. I'm not sure if that matters, but it's
> on ADL, very similar to the qubes-hw2 gitlab runner.

Marek, did this happen again or do things appear to be resolved? Asking
because I'm tracking this as a regression.

Ciao, Thorsten (wearing his 'the Linux kernel's regression tracker' hat)
--
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