From: Sasha Levin <sashal@kernel.org>
To: stable@vger.kernel.org
Cc: Sasha Levin <sashal@kernel.org>,
gregkh@linuxfoundation.org, kbusch@kernel.org, hch@lst.de,
sagi@grimberg.me, roger.pau@citrix.com, phil@raspberrypi.com,
linux-nvme@lists.infradead.org, Nicolai Buchwitz <nb@tipi-net.de>
Subject: Re: [PATCH 6.18.y] nvme-pci: DMA unmap the correct regions in nvme_free_sgls
Date: Thu, 16 Jul 2026 21:37:28 -0400 [thread overview]
Message-ID: <20260716232340.0001-stable-reply@kernel.org> (raw)
In-Reply-To: <20260714201342.1347823-1-nb@tipi-net.de>
On Tue, Jul 14, 2026 at 10:13:42PM +0200, Nicolai Buchwitz wrote:
> The call to nvme_free_sgls() in nvme_unmap_data() has the sg_list and sge
> parameters swapped. This wasn't noticed by the compiler because both share
> the same type. On a Xen PV hardware domain, and possibly any other
> architectures that takes that path, this leads to corruption of the NVMe
> contents.
Queued for 6.18, thanks.
--
Thanks,
Sasha
prev parent reply other threads:[~2026-07-17 1:37 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-14 20:13 [PATCH 6.18.y] nvme-pci: DMA unmap the correct regions in nvme_free_sgls Nicolai Buchwitz
2026-07-14 21:16 ` Keith Busch
2026-07-17 1:37 ` Sasha Levin [this message]
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