From: "Jörg Rödel" <joro@8bytes.org>
To: Paul Menzel <pmenzel@molgen.mpg.de>
Cc: Jens Axboe <axboe@kernel.dk>, Sagi Grimberg <sagi@grimberg.me>,
LKML <linux-kernel@vger.kernel.org>,
linux-nvme@lists.infradead.org,
Christoph Hellwig <hch@infradead.org>,
iommu@lists.linux-foundation.org, Keith Busch <kbusch@kernel.org>
Subject: Re: nvme: IO_PAGE_FAULT logged with Intel SSDPEKKF512G8
Date: Mon, 31 Jan 2022 16:40:32 +0100 [thread overview]
Message-ID: <YfgC8H/EJRLRpgES@8bytes.org> (raw)
In-Reply-To: <fd1c1767-0029-58d2-3878-5bc1a85b8e2c@molgen.mpg.de>
On Tue, Jan 18, 2022 at 06:01:06PM +0100, Paul Menzel wrote:
> > > $ dmesg --level=err
> > > [ 4.194306] nvme 0000:01:00.0: AMD-Vi: Event logged [IO_PAGE_FAULT domain=0x000c address=0xffffc080 flags=0x0050]
> > > [ 4.206970] nvme 0000:01:00.0: AMD-Vi: Event logged [IO_PAGE_FAULT domain=0x000c address=0xffffc000 flags=0x0050]
This was caused by a DMA read to a write-only page. Looks like a bug in
the driver or the devices firmware.
Regards,
Joerg
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WARNING: multiple messages have this Message-ID (diff)
From: "Jörg Rödel" <joro@8bytes.org>
To: Paul Menzel <pmenzel@molgen.mpg.de>
Cc: Keith Busch <kbusch@kernel.org>, Jens Axboe <axboe@kernel.dk>,
Christoph Hellwig <hch@infradead.org>,
Sagi Grimberg <sagi@grimberg.me>,
linux-nvme@lists.infradead.org, iommu@lists.linux-foundation.org,
LKML <linux-kernel@vger.kernel.org>,
Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Subject: Re: nvme: IO_PAGE_FAULT logged with Intel SSDPEKKF512G8
Date: Mon, 31 Jan 2022 16:40:32 +0100 [thread overview]
Message-ID: <YfgC8H/EJRLRpgES@8bytes.org> (raw)
In-Reply-To: <fd1c1767-0029-58d2-3878-5bc1a85b8e2c@molgen.mpg.de>
On Tue, Jan 18, 2022 at 06:01:06PM +0100, Paul Menzel wrote:
> > > $ dmesg --level=err
> > > [ 4.194306] nvme 0000:01:00.0: AMD-Vi: Event logged [IO_PAGE_FAULT domain=0x000c address=0xffffc080 flags=0x0050]
> > > [ 4.206970] nvme 0000:01:00.0: AMD-Vi: Event logged [IO_PAGE_FAULT domain=0x000c address=0xffffc000 flags=0x0050]
This was caused by a DMA read to a write-only page. Looks like a bug in
the driver or the devices firmware.
Regards,
Joerg
next prev parent reply other threads:[~2022-01-31 15:40 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-18 14:32 nvme: IO_PAGE_FAULT logged with Intel SSDPEKKF512G8 Paul Menzel
2022-01-18 14:32 ` Paul Menzel
2022-01-18 16:53 ` Keith Busch
2022-01-18 16:53 ` Keith Busch
2022-01-18 17:01 ` Paul Menzel
2022-01-18 17:01 ` Paul Menzel
2022-01-31 15:40 ` Jörg Rödel [this message]
2022-01-31 15:40 ` Jörg Rödel
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