From: Artyom Tarasenko <1874504@bugs.launchpad.net>
To: qemu-devel@nongnu.org
Subject: [Bug 1874504] Re: VFIO passthrough spits out thousands of messages
Date: Sat, 17 Oct 2020 17:51:30 -0000 [thread overview]
Message-ID: <160295709043.8105.11947952191280664104.malone@chaenomeles.canonical.com> (raw)
In-Reply-To: 158766417277.8728.12362820918014730192.malonedeb@gac.canonical.com
Is this a regression? Can you please bisect to the first commit where it
happened?
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https://bugs.launchpad.net/bugs/1874504
Title:
VFIO passthrough spits out thousands of messages
Status in QEMU:
New
Bug description:
started qemu as:
sudo qemu-system-sparc64 -device vfio-pci,host=0b:05.0,x-no-mmap=on,bus=pciB
messages received thousands of times:
qemu-system-sparc64: -device vfio-pci,host=0b:05.0,x-no-mmap=on,bus=pciB: iommu has granularity incompatible with target AS
qemu-system-sparc64: -device vfio-pci,host=0b:05.0,x-no-mmap=on,bus=pciB: iommu map to non memory area 4079c000
qemu version (think telling a lie as sure its 5.0)
QEMU emulator version 4.2.92
Copyright (c) 2003-2020 Fabrice Bellard and the QEMU Project developers
pci device being passed through:
0b:05.0 Display controller [0380]: 3DLabs Permedia II 2D+3D [3d3d:0009] (rev 01)
Subsystem: Tech-Source Permedia II 2D+3D [1227:0006]
Flags: medium devsel, IRQ 11
Memory at 83000000 (32-bit, non-prefetchable) [disabled] [size=128K]
Memory at 82800000 (32-bit, non-prefetchable) [disabled] [size=8M]
Memory at 82000000 (32-bit, non-prefetchable) [disabled] [size=8M]
Expansion ROM at 83020000 [disabled] [size=64K]
Capabilities: <access denied>
Kernel driver in use: vfio-pci
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next prev parent reply other threads:[~2020-10-17 18:02 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-23 17:49 [Bug 1874504] [NEW] VFIO passthrough spits out thousands of messages Graeme Brett Houston BSc
2020-10-17 17:51 ` Artyom Tarasenko [this message]
2021-05-06 13:37 ` [Bug 1874504] " Thomas Huth
2021-07-06 4:17 ` Launchpad Bug Tracker
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