https://bugs.freedesktop.org/show_bug.cgi?id=47039

Bug #: 47039 Summary: radeon: The kernel rejected CS Classification: Unclassified Product: Mesa Version: git Platform: x86-64 (AMD64) OS/Version: Linux (All) Status: NEW Severity: blocker Priority: medium Component: Drivers/Gallium/r600 AssignedTo: dri-devel@lists.freedesktop.org ReportedBy: vindicators1@yahoo.fr

Report bug in Opengl accelered :

report glxgear :

radeon: The kernel rejected CS, see dmesg for more information. EE r600_pipe.c:78 r600_create_fence - r600: too many concurrent fences

And dmesg :

[52416.024710] radeon 0000:02:00.0: forbidden register 0x00028354 at 168 [52416.024713] [drm:radeon_cs_ioctl] *ERROR* Invalid command stream !

In Fedora 16 and kernel 3.2.9-2

My computeur description :

cat /proc/bus/pci/devices | grep VGA || lspci | grep VGA | colrm 1 4 ; \

cat /proc/cpuinfo | egrep "model name|MHz" ; \ xdpyinfo | egrep "version:|dimensions|depth of" ; \ glxinfo | egrep -A2 "rendering|OpenGL" ; \ uname -sr;

0.0 VGA compatible controller: ATI Technologies Inc RV770 [Radeon HD 4850] model name : AMD Athlon(tm) 64 X2 Dual Core Processor 4600+ cpu MHz : 1000.000 model name : AMD Athlon(tm) 64 X2 Dual Core Processor 4600+ cpu MHz : 1000.000 dimensions: 2560x1024 pixels (677x270 millimeters) depth of root window: 24 planes ATTENTION: default value of option vblank_mode overridden by environment. ATTENTION: default value of option vblank_mode overridden by environment. direct rendering: Yes server glx vendor string: SGI server glx version string: 1.4 -- OpenGL vendor string: X.Org OpenGL renderer string: Gallium 0.4 on AMD RV770 OpenGL version string: 2.1 Mesa 8.1-devel (git-43af02a) OpenGL shading language version string: 1.20 OpenGL extensions: GL_ARB_multisample, GL_EXT_abgr, GL_EXT_bgra, GL_EXT_blend_color, GL_EXT_blend_minmax, GL_EXT_blend_subtract, GL_EXT_copy_texture, Linux 3.2.9-2.fc16.x86_64

Reproductible : permanently