[Nouveau] [Bug 58428] New: X crashes when running opengl application after reclocking nouveau driver to use highest speed

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=58428

          Priority: medium
            Bug ID: 58428
          Assignee: nouveau at lists.freedesktop.org
           Summary: X crashes when running opengl application after
                    reclocking nouveau driver to use highest speed
        QA Contact: xorg-team at lists.x.org
          Severity: normal
    Classification: Unclassified
                OS: Linux (All)
          Reporter: amade at asmblr.net
          Hardware: x86-64 (AMD64)
            Status: NEW
           Version: unspecified
         Component: Driver/nouveau
           Product: xorg

Linux lain 3.7.0-hardened #1 SMP PREEMPT Mon Dec 17 03:03:30 CET 2012 x86_64
Intel(R) Core(TM) i3 CPU M 350 @ 2.27GHz GenuineIntel GNU/Linux

(Tested both on hardened and vanilla kernels)

[    2.719980] nouveau  [     DRM] 3 available performance level(s)
[    2.719984] nouveau  [     DRM] 0: core 135MHz shader 270MHz memory 135MHz
voltage 850mV
[    2.719987] nouveau  [     DRM] 1: core 405MHz shader 810MHz memory 405MHz
voltage 850mV
[    2.719989] nouveau  [     DRM] 3: core 625MHz shader 1530MHz memory 790MHz
voltage 1030mV
[    2.719992] nouveau  [     DRM] c: core 405MHz shader 810MHz memory 405MHz
voltage 850mV

echo 3 > /sys/class/drm/card0/device/performance_level

run opengl app (I run xonotic-glx)
at first you can move mouse a bit but it just hangs a bit later, after a while
X crashes

(It reclocks works fine when reclocking between 0 and 1)

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