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From: Mark Brown <broonie@kernel.org>
To: Nathan Chancellor <nathan@kernel.org>
Cc: Ard Biesheuvel <ardb@kernel.org>, Marc Zyngier <maz@kernel.org>,
	Will Deacon <will@kernel.org>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Oliver Upton <oupton@kernel.org>,
	Aishwarya.TCV@arm.com, linux-arm-kernel@lists.infradead.org
Subject: Re: -next boot failures during KVM setup
Date: Tue, 9 Jun 2026 09:36:18 +0100	[thread overview]
Message-ID: <aifQgvnDaGiTXN8a@sirena.co.uk> (raw)
In-Reply-To: <20260608232753.GA2993766@ax162>

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On Mon, Jun 08, 2026 at 04:27:53PM -0700, Nathan Chancellor wrote:
> On Mon, Jun 08, 2026 at 10:56:12PM +0200, Ard Biesheuvel wrote:

> > Given we're at -rc7, I'd lean towards dropping the whole branch for now, or
> > alternatively, only drop/revert "arm64: mm: Unmap kernel data/bss entirely from the 
> > linear map" (and its followup fix "arm64: mm: Defer remap of linear alias of
> > data/bss") so that the region always remains readable via the linear map.

> FWIW, I can confirm that "arm64: mm: Unmap kernel data/bss entirely from
> the linear map" is the culprit for this particular issue based on my
> bisect. Reverting those two changes on top of next-20260608 avoids the
> issue.

Yes, same result here.

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      reply	other threads:[~2026-06-09  8:36 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-06-08 19:19 -next boot failures during KVM setup Mark Brown
2026-06-08 20:18 ` Marc Zyngier
2026-06-08 20:56   ` Ard Biesheuvel
2026-06-08 23:27     ` Nathan Chancellor
2026-06-09  8:36       ` Mark Brown [this message]

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