If I login libGL complains about: root@caiman:/root(1)# libGL error: failed to load driver: nouveau libGL error: Try again with LIBGL_DEBUG=verbose for more details. libGL error: failed to load driver: nouveau libGL error: Try again with LIBGL_DEBUG=verbose for more details. libGL error: failed to load driver: nouveau libGL error: Try again with LIBGL_DEBUG=verbose for more details. I suppose, that I have nothing installed which is related to nouveau: root@caiman:/root(8)# lspci 00:00.0 Host bridge: Advanced Micro Devices [AMD] RS880 Host Bridge 00:01.0 PCI bridge: Advanced Micro Devices [AMD] RS780/RS880 PCI to PCI bridge (int gfx) 00:09.0 PCI bridge: Advanced Micro Devices [AMD] RS780/RS880 PCI to PCI bridge (PCIE port 4) 00:0a.0 PCI bridge: Advanced Micro Devices [AMD] RS780/RS880 PCI to PCI bridge (PCIE port 5) 00:11.0 SATA controller: Advanced Micro Devices [AMD] nee ATI SB7x0/SB8x0/SB9x0 SATA Controller [AHCI mode] (rev 40) 00:12.0 USB controller: Advanced Micro Devices [AMD] nee ATI SB7x0/SB8x0/SB9x0 USB OHCI0 Controller 00:12.2 USB controller: Advanced Micro Devices [AMD] nee ATI SB7x0/SB8x0/SB9x0 USB EHCI Controller 00:13.0 USB controller: Advanced Micro Devices [AMD] nee ATI SB7x0/SB8x0/SB9x0 USB OHCI0 Controller 00:13.2 USB controller: Advanced Micro Devices [AMD] nee ATI SB7x0/SB8x0/SB9x0 USB EHCI Controller 00:14.0 SMBus: Advanced Micro Devices [AMD] nee ATI SBx00 SMBus Controller (rev 42) 00:14.2 Audio device: Advanced Micro Devices [AMD] nee ATI SBx00 Azalia (Intel HDA) (rev 40) 00:14.3 ISA bridge: Advanced Micro Devices [AMD] nee ATI SB7x0/SB8x0/SB9x0 LPC host controller (rev 40) 00:14.4 PCI bridge: Advanced Micro Devices [AMD] nee ATI SBx00 PCI to PCI Bridge (rev 40) 00:14.5 USB controller: Advanced Micro Devices [AMD] nee ATI SB7x0/SB8x0/SB9x0 USB OHCI2 Controller 00:15.0 PCI bridge: Advanced Micro Devices [AMD] nee ATI SB700/SB800/SB900 PCI to PCI bridge (PCIE port 0) 00:16.0 USB controller: Advanced Micro Devices [AMD] nee ATI SB7x0/SB8x0/SB9x0 USB OHCI0 Controller 00:16.2 USB controller: Advanced Micro Devices [AMD] nee ATI SB7x0/SB8x0/SB9x0 USB EHCI Controller 00:18.0 Host bridge: Advanced Micro Devices [AMD] Family 10h Processor HyperTransport Configuration 00:18.1 Host bridge: Advanced Micro Devices [AMD] Family 10h Processor Address Map 00:18.2 Host bridge: Advanced Micro Devices [AMD] Family 10h Processor DRAM Controller 00:18.3 Host bridge: Advanced Micro Devices [AMD] Family 10h Processor Miscellaneous Control 00:18.4 Host bridge: Advanced Micro Devices [AMD] Family 10h Processor Link Control 01:05.0 VGA compatible controller: Advanced Micro Devices [AMD] nee ATI RS880 [Radeon HD 4290] 01:05.1 Audio device: Advanced Micro Devices [AMD] nee ATI RS880 HDMI Audio [Radeon HD 4200 Series] 02:00.0 USB controller: NEC Corporation uPD720200 USB 3.0 Host Controller (rev 03) 03:00.0 SATA controller: JMicron Technology Corp. JMB361 AHCI/IDE (rev 02) 03:00.1 IDE interface: JMicron Technology Corp. JMB361 AHCI/IDE (rev 02) 04:07.0 FireWire (IEEE 1394): VIA Technologies, Inc. VT6306/7/8 [Fire II(M)] IEEE 1394 OHCI Controller (rev c0) 05:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168B PCI Express Gigabit Ethernet controller (rev 06) root@caiman:/root(9)# qlist -Iv nouveau root@caiman:/root(10)# eix nouveau * x11-base/nouveau-drm Available versions: (~)20100520 (~)20100811 (~)20101107 (~)20110526 (~)20110602 (~)20110801 (~)20110820 (~)20111101 (~)20120322 (~)20120605 (~)20120728 (~)99999999[1] {{KERNEL="linux"}} Homepage: http://nouveau.freedesktop.org/ Description: Nouveau DRM Kernel Modules for X11 * x11-drivers/xf86-video-nouveau Available versions: 0.0.16_pre20111109 (~)0.0.16_pre20120305 0.0.16_pre20120322 (~)0.0.16_pre20120508 (~)1.0.1 (~)1.0.2 [M](~)9999[1] Homepage: http://nouveau.freedesktop.org/ Description: Accelerated Open Source driver for nVidia cards [1] "x11" /var/lib/layman/x11 Found 2 matches. root@caiman:/root(11)# dmesg | grep -i nouveau root@caiman:/root(12)# grep -i nouveau /var/log/messages root@caiman:/root(13)# ll /usr/lib/libGL* lrwxrwxrwx 1 root root 18 Aug 24 10:23 /usr/lib/libGLEWmx.so -> libGLEWmx.so.1.9.0* lrwxrwxrwx 1 root root 18 Aug 24 10:23 /usr/lib/libGLEWmx.so.1.9 -> libGLEWmx.so.1.9.0* -rwxr-xr-x 1 root root 395160 Aug 24 10:23 /usr/lib/libGLEWmx.so.1.9.0* lrwxrwxrwx 1 root root 16 Aug 24 10:23 /usr/lib/libGLEW.so -> libGLEW.so.1.9.0* lrwxrwxrwx 1 root root 16 Aug 24 10:23 /usr/lib/libGLEW.so.1.9 -> libGLEW.so.1.9.0* -rwxr-xr-x 1 root root 452512 Aug 24 10:23 /usr/lib/libGLEW.so.1.9.0* lrwxrwxrwx 1 root root 34 Sep 21 04:24 /usr/lib/libGL.so -> opengl/xorg-x11/lib/libGL.so.1.2.0* lrwxrwxrwx 1 root root 34 Sep 21 04:24 /usr/lib/libGL.so.1 -> opengl/xorg-x11/lib/libGL.so.1.2.0* lrwxrwxrwx 1 root root 15 Sep 21 04:15 /usr/lib/libGLU.so -> libGLU.so.1.3.1* lrwxrwxrwx 1 root root 15 Sep 21 04:15 /usr/lib/libGLU.so.1 -> libGLU.so.1.3.1* -rwxr-xr-x 1 root root 535136 Sep 21 04:15 /usr/lib/libGLU.so.1.3.1* lrwxrwxrwx 1 root root 15 May 29 07:52 /usr/lib/libGLw.so -> libGLw.so.1.0.0* lrwxrwxrwx 1 root root 15 May 29 07:52 /usr/lib/libGLw.so.1 -> libGLw.so.1.0.0* -rwxr-xr-x 1 root root 26592 May 29 07:52 /usr/lib/libGLw.so.1.0.0* root@caiman:/root(14)# qfile -v libGL.so.1.2.0 media-libs/mesa-9.0_pre20120918 (/usr/lib64/opengl/xorg-x11/lib/libGL.so.1.2.0)
I have mesa 9.0 installed with only an AMD graphics controller and there are no problems. Have you tried upgrading?
I'm not sure what the bug is here, but if it still occurs please report it upstream.