[Nouveau] [Bug 99954] New: Errors when using VirtualBox with 3D acceleration: gr: ILLEGAL_CLASS ch 6 [007f7f8000 VirtualBox[5063]] subc 0 class c000 mthd 2390 data 00000000

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=99954

            Bug ID: 99954
           Summary: Errors when using VirtualBox with 3D acceleration: gr:
                    ILLEGAL_CLASS ch 6 [007f7f8000 VirtualBox[5063]] subc
                    0 class c000 mthd 2390 data 00000000
           Product: xorg
           Version: unspecified
          Hardware: Other
                OS: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: Driver/nouveau
          Assignee: nouveau at lists.freedesktop.org
          Reporter: mpiechotka at nvidia.com
        QA Contact: xorg-team at lists.x.org

On W530 with iGPU disabled I see the errors in dmesg log when I try to run
VirtualBox with 3D acceleration:

[ 8781.350709] nouveau 0000:01:00.0: gr: ILLEGAL_CLASS ch 6 [007f7f8000
VirtualBox[5063]] subc 0 class c000 mthd 2390 data 00000000
[ 8781.350729] nouveau 0000:01:00.0: gr: ILLEGAL_CLASS ch 6 [007f7f8000
VirtualBox[5063]] subc 0 class c000 mthd 2390 data 00000000
[ 8781.350749] nouveau 0000:01:00.0: gr: ILLEGAL_CLASS ch 6 [007f7f8000
VirtualBox[5063]] subc 0 class c000 mthd 2390 data 00000000
[ 8781.350769] nouveau 0000:01:00.0: gr: ILLEGAL_CLASS ch 6 [007f7f8000
VirtualBox[5063]] subc 0 class c000 mthd 2390 data 00000000
[ 8781.350789] nouveau 0000:01:00.0: gr: ILLEGAL_CLASS ch 6 [007f7f8000
VirtualBox[5063]] subc 0 class c000 mthd 2390 data 00000000
[ 8781.350808] nouveau 0000:01:00.0: gr: ILLEGAL_CLASS ch 6 [007f7f8000
VirtualBox[5063]] subc 0 class c000 mthd 2390 data 00000000
[ 8781.350828] nouveau 0000:01:00.0: gr: ILLEGAL_CLASS ch 6 [007f7f8000
VirtualBox[5063]] subc 0 class c000 mthd 2390 data 00000000
[ 8781.350848] nouveau 0000:01:00.0: gr: ILLEGAL_CLASS ch 6 [007f7f8000
VirtualBox[5063]] subc 0 class c000 mthd 2390 data 00000000
[ 8781.350868] nouveau 0000:01:00.0: gr: ILLEGAL_CLASS ch 6 [007f7f8000
VirtualBox[5063]] subc 0 class c000 mthd 2390 data 00000000
[ 8781.350888] nouveau 0000:01:00.0: gr: ILLEGAL_CLASS ch 6 [007f7f8000
VirtualBox[5063]] subc 0 class c000 mthd 2390 data 00000000
[ 8781.350907] nouveau 0000:01:00.0: gr: ILLEGAL_CLASS ch 6 [007f7f8000
VirtualBox[5063]] subc 0 class c000 mthd 2390 data 00000000
[ 8781.350927] nouveau 0000:01:00.0: gr: ILLEGAL_CLASS ch 6 [007f7f8000
VirtualBox[5063]] subc 0 class c000 mthd 2380 data 00000800
[ 8781.350947] nouveau 0000:01:00.0: gr: ILLEGAL_CLASS ch 6 [007f7f8000
VirtualBox[5063]] subc 0 class c000 mthd 2384 data 00000000
[ 8781.350967] nouveau 0000:01:00.0: gr: ILLEGAL_CLASS ch 6 [007f7f8000
VirtualBox[5063]] subc 0 class c000 mthd 2388 data 00380800

VirtualBox itself has hang.

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