* [Bug 1874504] [NEW] VFIO passthrough spits out thousands of messages
@ 2020-04-23 17:49 Graeme Brett Houston BSc
2020-10-17 17:51 ` [Bug 1874504] " Artyom Tarasenko
` (2 more replies)
0 siblings, 3 replies; 4+ messages in thread
From: Graeme Brett Houston BSc @ 2020-04-23 17:49 UTC (permalink / raw)
To: qemu-devel
Public bug reported:
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
** Affects: qemu
Importance: Undecided
Status: New
** Tags: sparc64 vfio
** Attachment added: "output.txt"
https://bugs.launchpad.net/bugs/1874504/+attachment/5358566/+files/output.txt
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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
To manage notifications about this bug go to:
https://bugs.launchpad.net/qemu/+bug/1874504/+subscriptions
^ permalink raw reply [flat|nested] 4+ messages in thread* [Bug 1874504] Re: VFIO passthrough spits out thousands of messages
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
2021-05-06 13:37 ` Thomas Huth
2021-07-06 4:17 ` Launchpad Bug Tracker
2 siblings, 0 replies; 4+ messages in thread
From: Artyom Tarasenko @ 2020-10-17 17:51 UTC (permalink / raw)
To: qemu-devel
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
To manage notifications about this bug go to:
https://bugs.launchpad.net/qemu/+bug/1874504/+subscriptions
^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug 1874504] Re: VFIO passthrough spits out thousands of messages
2020-04-23 17:49 [Bug 1874504] [NEW] VFIO passthrough spits out thousands of messages Graeme Brett Houston BSc
2020-10-17 17:51 ` [Bug 1874504] " Artyom Tarasenko
@ 2021-05-06 13:37 ` Thomas Huth
2021-07-06 4:17 ` Launchpad Bug Tracker
2 siblings, 0 replies; 4+ messages in thread
From: Thomas Huth @ 2021-05-06 13:37 UTC (permalink / raw)
To: qemu-devel
** Changed in: qemu
Status: New => Incomplete
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https://bugs.launchpad.net/bugs/1874504
Title:
VFIO passthrough spits out thousands of messages
Status in QEMU:
Incomplete
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
To manage notifications about this bug go to:
https://bugs.launchpad.net/qemu/+bug/1874504/+subscriptions
^ permalink raw reply [flat|nested] 4+ messages in thread* [Bug 1874504] Re: VFIO passthrough spits out thousands of messages
2020-04-23 17:49 [Bug 1874504] [NEW] VFIO passthrough spits out thousands of messages Graeme Brett Houston BSc
2020-10-17 17:51 ` [Bug 1874504] " Artyom Tarasenko
2021-05-06 13:37 ` Thomas Huth
@ 2021-07-06 4:17 ` Launchpad Bug Tracker
2 siblings, 0 replies; 4+ messages in thread
From: Launchpad Bug Tracker @ 2021-07-06 4:17 UTC (permalink / raw)
To: qemu-devel
[Expired for QEMU because there has been no activity for 60 days.]
** Changed in: qemu
Status: Incomplete => Expired
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https://bugs.launchpad.net/bugs/1874504
Title:
VFIO passthrough spits out thousands of messages
Status in QEMU:
Expired
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
To manage notifications about this bug go to:
https://bugs.launchpad.net/qemu/+bug/1874504/+subscriptions
^ permalink raw reply [flat|nested] 4+ messages in thread
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2020-04-23 17:49 [Bug 1874504] [NEW] VFIO passthrough spits out thousands of messages Graeme Brett Houston BSc
2020-10-17 17:51 ` [Bug 1874504] " Artyom Tarasenko
2021-05-06 13:37 ` Thomas Huth
2021-07-06 4:17 ` Launchpad Bug Tracker
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