Date:   Wed, 21 Jun 2017 06:51:46 +1000
From:   Ben Skeggs <skeggsb@...il.com>
To:     Olof Johansson <olof@...om.net>,
        DRI mailing list <dri-devel@...ts.freedesktop.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        David Airlie <airlied@...ux.ie>, bskeggs@...hat.com,
        nouveau@...ts.freedesktop.org
Subject: Re: Fwd: [Bug 99900] nouveau: freeze / crash after kernel update to
 4.10

On 06/21/2017 02:54 AM, Olof Johansson wrote:
> Hey,
> 
> This was reported back in February and it seems nobody's given a shit?
> 
> I've got a machine here with a Quadro 4000 that the screen locks up on
> every single time the monitor goes to sleep. Userspace is Ubuntu 16.04,
> kernel is recent mainline (4.12-rc4+). It's been happening since 4.10
> though.
> 
> Can we please see this fixed by 4.12? It's an enormous regression and a
> major hassle to deal with as a user.
I'm not sure how exactly it could be related to the PBDMA errors, but
the "flip queue failed" is a bug in the 2D driver that got fixed in
xf86-video-nouveau-1.0.14.

Ben.

> 
> 
> -Olof
> 
> ---------- Forwarded message ----------
> From: ** <bugzilla-daemon@...edesktop.org
> <mailto:bugzilla-daemon@...edesktop.org>>
> Date: Wed, Feb 22, 2017 at 4:03 AM
> Subject: [Bug 99900] nouveau: freeze / crash after kernel update to 4.10
> To: dri-devel@...ts.freedesktop.org <mailto:dri-devel@...ts.freedesktop.org>
> 
> 
> Bug ID 	99900 <https://bugs.freedesktop.org/show_bug.cgi?id=99900>
> Summary 	nouveau: freeze / crash after kernel update to 4.10
> Product 	DRI
> Version 	XOrg git
> Hardware 	x86-64 (AMD64)
> OS 	Linux (All)
> Status 	NEW
> Severity 	normal
> Priority 	medium
> Component 	DRM/other
> Assignee 	dri-devel@...ts.freedesktop.org
> <mailto:dri-devel@...ts.freedesktop.org>
> Reporter 	krah.tm@...il.com <mailto:krah.tm@...il.com>
> 
> Created attachment 129823
> <https://bugs.freedesktop.org/attachment.cgi?id=129823> [details]
> <https://bugs.freedesktop.org/attachment.cgi?id=129823&action=edit>
> dmesg 4.10 - fifo write fault
> 
> After release of 4.10 kernel i've used that one from here:
> 
> http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.10/
> <http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.10/>
> 
> with my ubuntu trusty LTS.
> Xorg is now crashing whenever my monitors are going to sleep (happens always in
> my lunch time) - after returning its crashed and i need todo a hard reset to
> get the gpu running again.
> This is what is printed to dmesg when this happens (machine is still working
> via ssh):
> 
> [11010.813785] nouveau 0000:01:00.0: fifo: PBDMA0: 04000100 [] ch 2 [001fcc0000
> Xorg[2593]] subc 5 mthd 001c data 00000001
> [11010.813815] nouveau 0000:01:00.0: fifo: PBDMA0: 04000000 [] ch 2 [001fcc0000
> Xorg[2593]] subc 0 mthd 0010 data 00000000
> [11010.813838] nouveau 0000:01:00.0: fifo: PBDMA0: 04000000 [] ch 2 [001fcc0000
> Xorg[2593]] subc 0 mthd 0014 data 0001b020
> [11010.813864] nouveau 0000:01:00.0: fifo: PBDMA0: 04000000 [] ch 2 [001fcc0000
> Xorg[2593]] subc 0 mthd 0018 data 003c9310
> [11010.813886] nouveau 0000:01:00.0: fifo: PBDMA0: 04000000 [] ch 2 [001fcc0000
> Xorg[2593]] subc 0 mthd 001c data 00000002
> [11010.813905] nouveau 0000:01:00.0: fifo: PBDMA0: 04000000 [] ch 2 [001fcc0000
> Xorg[2593]] subc 0 mthd 0020 data 00000000
> [11010.813919] nouveau 0000:01:00.0: fifo: PBDMA0: 04000000 [] ch 2 [001fcc0000
> Xorg[2593]] subc 3 mthd 0200 data 000000cf
> [11010.813937] nouveau 0000:01:00.0: fifo: PBDMA0: 04000000 [] ch 2 [001fcc0000
> Xorg[2593]] subc 3 mthd 0204 data 00000000
> [11010.813954] nouveau 0000:01:00.0: fifo: PBDMA0: 04000000 [] ch 2 [001fcc0000
> Xorg[2593]] subc 3 mthd 0208 data 00000010
> [11010.813973] nouveau 0000:01:00.0: fifo: PBDMA0: 04000000 [] ch 2 [001fcc0000
> Xorg[2593]] subc 3 mthd 020c data 00000001
> [11010.813990] nouveau 0000:01:00.0: fifo: PBDMA0: 04000000 [] ch 2 [001fcc0000
> Xorg[2593]] subc 3 mthd 0210 data 00000000
> [11010.814014] nouveau 0000:01:00.0: fifo: PBDMA0: 04000000 [] ch 2 [001fcc0000
> Xorg[2593]] subc 0 mthd 0010 data 00000000
> [11010.814060] nouveau 0000:01:00.0: fifo: write fault at 000169b000 engine 00
> [PGRAPH] client 0f [GPC0/PROP] reason 02 [PAGE_NOT_PRESENT] on channel 2
> [001fcc0000 Xorg[2593]]
> [11010.814070] nouveau 0000:01:00.0: fifo: gr engine fault on channel 2,
> recovering...
> 
> 
> Xorg.log does have that:
> 
> [    42.993] (WW) NOUVEAU(0): flip queue failed: Device or resource busy
> 
> Trying to restart Xorg is unsuccessful.
> 
> [  8810.799] (WW) NOUVEAU(0): flip queue failed: Invalid argument
> 
> 
> This does not happen with 4.9.6 i've running now.
> Anything i should/can provide or try to get this fixed?
> 
> ------------------------------------------------------------------------
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> 
>   * You are the assignee for the bug.
> 
> 
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> 
> 
> 
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