Using host libthread_db library "/lib/libthread_db.so.1". Attaching to program: /usr/bin/Xorg, process 7617 `system-supplied DSO at 0xffffe000' has disappeared; keeping its symbols. Reading symbols from /lib/libdl.so.2...done. Loaded symbols for /lib/libdl.so.2 Reading symbols from /usr/lib/libXfont.so.1...done. Loaded symbols for /usr/lib/libXfont.so.1 Reading symbols from /usr/lib/libfreetype.so.6...done. Loaded symbols for /usr/lib/libfreetype.so.6 Reading symbols from /usr/lib/libXau.so.6...done. Loaded symbols for /usr/lib/libXau.so.6 Reading symbols from /usr/lib/libfontenc.so.1...done. Loaded symbols for /usr/lib/libfontenc.so.1 Reading symbols from /usr/lib/libz.so.1...done. Loaded symbols for /usr/lib/libz.so.1 Reading symbols from /usr/lib/libXdmcp.so.6...done. Loaded symbols for /usr/lib/libXdmcp.so.6 Reading symbols from /lib/libm.so.6...done. Loaded symbols for /lib/libm.so.6 Reading symbols from /usr/lib/libgcc_s.so.1...done. Loaded symbols for /usr/lib/libgcc_s.so.1 Reading symbols from /lib/libc.so.6...done. Loaded symbols for /lib/libc.so.6 Reading symbols from /lib/ld-linux.so.2...done. Loaded symbols for /lib/ld-linux.so.2 Reading symbols from /usr/lib/xorg/modules/libpcidata.so...done. Loaded symbols for /usr/lib/xorg/modules//libpcidata.so Reading symbols from /usr/lib/xorg/modules/extensions/libextmod.so...done. Loaded symbols for /usr/lib/xorg/modules/extensions//libextmod.so Reading symbols from /usr/lib/xorg/modules/extensions/libdbe.so...done. Loaded symbols for /usr/lib/xorg/modules/extensions//libdbe.so Reading symbols from /usr/lib/xorg/modules/extensions/librecord.so...done. Loaded symbols for /usr/lib/xorg/modules/extensions//librecord.so Reading symbols from /usr/lib/xorg/modules/extensions/libglx.so...done. Loaded symbols for /usr/lib/xorg/modules/extensions//libglx.so Reading symbols from /usr/lib/xorg/modules/extensions/libdri.so...done. Loaded symbols for /usr/lib/xorg/modules/extensions//libdri.so Reading symbols from /usr/lib/xorg/modules/linux/libdrm.so...done. Loaded symbols for /usr/lib/xorg/modules/linux//libdrm.so Reading symbols from /usr/lib/xorg/modules/input/synaptics_drv.so...done. Loaded symbols for /usr/lib/xorg/modules/input//synaptics_drv.so Reading symbols from /usr/lib/xorg/modules/fonts/libfreetype.so...done. Loaded symbols for /usr/lib/xorg/modules/fonts//libfreetype.so Reading symbols from /usr/lib/xorg/modules/fonts/libtype1.so...done. Loaded symbols for /usr/lib/xorg/modules/fonts//libtype1.so Reading symbols from /usr/lib/xorg/modules/drivers/ati_drv.so...done. Loaded symbols for /usr/lib/xorg/modules/drivers//ati_drv.so Reading symbols from /usr/lib/xorg/modules/input/mouse_drv.so...done. Loaded symbols for /usr/lib/xorg/modules/input//mouse_drv.so Reading symbols from /usr/lib/xorg/modules/input/kbd_drv.so...done. Loaded symbols for /usr/lib/xorg/modules/input//kbd_drv.so Reading symbols from /usr/lib/xorg/modules/drivers/radeon_drv.so...done. Loaded symbols for /usr/lib/xorg/modules/drivers//radeon_drv.so Reading symbols from /usr/lib/xorg/modules/libvgahw.so...done. Loaded symbols for /usr/lib/xorg/modules//libvgahw.so Reading symbols from /usr/lib/xorg/modules/libint10.so...done. Loaded symbols for /usr/lib/xorg/modules//libint10.so Reading symbols from /usr/lib/xorg/modules/libshadowfb.so...done. Loaded symbols for /usr/lib/xorg/modules//libshadowfb.so Reading symbols from /usr/lib/xorg/modules/libddc.so...done. Loaded symbols for /usr/lib/xorg/modules//libddc.so Reading symbols from /usr/lib/xorg/modules/libi2c.so...done. Loaded symbols for /usr/lib/xorg/modules//libi2c.so Reading symbols from /usr/lib/xorg/modules/libfb.so...done. Loaded symbols for /usr/lib/xorg/modules//libfb.so Reading symbols from /usr/lib/xorg/modules/libramdac.so...done. Loaded symbols for /usr/lib/xorg/modules//libramdac.so Reading symbols from /usr/lib/xorg/modules/libxaa.so...done. Loaded symbols for /usr/lib/xorg/modules//libxaa.so Reading symbols from /usr/lib/xorg/modules/multimedia/theatre_detect_drv.so...done. Loaded symbols for /usr/lib/xorg/modules/multimedia//theatre_detect_drv.so Reading symbols from /usr/lib/modules/dri/radeon_dri.so...done. Loaded symbols for /usr/lib/dri/radeon_dri.so Reading symbols from /lib/libpthread.so.0...done. Loaded symbols for /lib/libpthread.so.0 Reading symbols from /usr/lib/libexpat.so.1...done. Loaded symbols for /usr/lib/libexpat.so.1 Reading symbols from /usr/lib/libdrm.so.2...done. Loaded symbols for /usr/lib/libdrm.so.2 0xffffe40e in __kernel_vsyscall () (gdb) Undefined command: "module". Try "help". (gdb) #0 0xffffe40e in __kernel_vsyscall () #1 0xb7df5e79 in ioctl () from /lib/libc.so.6 #2 0xb7f96dd5 in drmGetLock (fd=9, context=3, flags=3216313812) at xf86drm.c:1221 #3 0xb2ec4db5 in radeonGetLock (rmesa=0x83e6290, flags=3216313812) at radeon_lock.c:78 #4 0xb2ecec41 in radeonUploadTexImages (rmesa=0x83e6290, t=0x85434b8, face=0) at radeon_texmem.c:353 #5 0xb2ed0a72 in enable_tex_rect (ctx=0x83eb558, unit=0) at radeon_texstate.c:1176 #6 0xb2ed0d42 in radeonUpdateTextureUnit (ctx=0x83eb558, unit=0) at radeon_texstate.c:1269 #7 0xb2ed0e27 in radeonUpdateTextureState (ctx=0x83eb558) at radeon_texstate.c:1294 #8 0xb2eca51d in radeonValidateState (ctx=0x83eb558) at radeon_state.c:2271 #9 0xb2eca6cb in radeonWrapRunPipeline (ctx=0x83eb558) at radeon_state.c:2351 #10 0xb3030ea0 in _tnl_DrawArrays (mode=7, start=0, count=24) at tnl/t_array_api.c:250 #11 0xb7ccca86 in __glXDisp_DrawArrays (pc=0x854042c "") at render2.c:248 #12 0xb7cad1ef in __glXRender (cl=0x36, pc=0x85403ec "\220\001o") at glxcmds.c:1823 #13 0xb7cb08ab in __glXDispatch (client=0x83d1718) at glxext.c:511 #14 0x080874b8 in Dispatch () at dispatch.c:454 #15 0x0806e015 in main (argc=4, argv=0xbfb51594, envp=0x36) at main.c:444 (gdb) Detaching from program: /usr/bin/Xorg, process 7617 (gdb)