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Date: Wed, 3 Jun 2026 00:40:35 -0700
From: Eric Biggers <ebiggers@kernel.org>
To: Vaibhav Jain <vaibhav@linux.ibm.com>
Cc: linuxppc-dev@lists.ozlabs.org, kvm@vger.kernel.org
Subject: Re: ppc64le kunit test failure: guest_state_buffer_test
Message-ID: <20260603074035.GA1148188@sol>
References: <20260603064225.GC18149@sol>
 <87ecioyt6y.fsf@vajain21.in.ibm.com>
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In-Reply-To: <87ecioyt6y.fsf@vajain21.in.ibm.com>

On Wed, Jun 03, 2026 at 01:03:09PM +0530, Vaibhav Jain wrote:
> Hi Eric,
> 
> Thanks for trying and reporting this. This kunit test depends on
> availablility of Qemu commit 5f7d861e("spapr: nested: Add support for
> reporting Hostwide state counter ") [1] that was merged in v10.0.0.
> 
> Since you havent mentioned the qemu version used I assume its a version
> < v10.0.0 . With the qemu patch available you should see this test
> passing with results similar to as originally described in original
> cover letter of the patch series at [2] that introduced this kunit test.
> 
> [1] https://gitlab.com/qemu-project/qemu/-/commit/5f7d861e65d90e0446b8f22a0bc859a5d8058ea6
> 
> [2] https://lore.kernel.org/all/20250416162740.93143-1-vaibhav@linux.ibm.com/

Nope, it fails even on the master branch of QEMU.

- Eric