[Bug 108500] Crash when creating a depth buffer on GeForce 320M

[bugzilla-daemon-CC+yJ3UmIYqDUpFQwHEjaQ@public.gmane.org]

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https://bugs.freedesktop.org/show_bug.cgi?id=108500

--- Comment #6 from Timo Wiren <timo.wiren-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> ---
(In reply to Ilia Mirkin from comment #5)
> Could you boot with
> 
> nouveau.debug=mmu=debug
> 
> and see what gets printed? I think I see why the -22 (EINVAL) is being
> generated -- the RAM is marked as stolen, and it rejects compressed memory
> on it. However I'm not sure that's actually correct.

Thanks for looking into this. Here's the output:

[  110.000223] nouveau 0000:04:00.0: mmu: user: comp 3 0a
[  110.000227] nouveau 0000:04:00.0: mmu: user: invalid -22

[  110.000275] nouveau 0000:04:00.0: mmu: user: comp 3 0a
[  110.000277] nouveau 0000:04:00.0: mmu: user: invalid -22

[  110.003636] nouveau 0000:04:00.0: mmu: user: comp 3 0a
[  110.003639] nouveau 0000:04:00.0: mmu: user: invalid -22

[  110.003676] nouveau 0000:04:00.0: mmu: user: comp 3 0a
[  110.003678] nouveau 0000:04:00.0: mmu: user: invalid -22

[  110.003697] glxgears[1196]: segfault at 1a ip 00007fa0080b533d sp
00007ffc0a624b00 error 4 in nouveau_dri.so[7fa007ee1000+819000]
[  110.003705] Code: c6 44 24 07 00 49 8b 9d c0 01 00 00 48 85 db 0f 84 e4 00
00 00 80 bb 91 00 00 00 00 0f 85 03 01 00 00 48 8b 4b 58 0f b7 14 24 <0f> b7 41
1a 66 39 51 18 48 89 4c 24 48 66 0f 46 51 18 66 39 44 24

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