# gdb /usr/bin/X 4021 GNU gdb 6.4 Copyright 2005 Free Software Foundation, Inc. GDB is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain conditions. Type "show copying" to see the conditions. There is absolutely no warranty for GDB. Type "show warranty" for details. This GDB was configured as "i686-pc-linux-gnu"...(no debugging symbols found) Using host libthread_db library "/lib/libthread_db.so.1". Attaching to program: /usr/bin/X, process 4021 Failed to read a valid object file image from memory. Reading symbols from /lib/libpthread.so.0...done. [Thread debugging using libthread_db enabled] [New Thread -1211283792 (LWP 4021)] Loaded symbols for /lib/libpthread.so.0 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/libXdmcp.so.6...done. Loaded symbols for /usr/lib/libXdmcp.so.6 Reading symbols from /lib/libz.so.1...done. Loaded symbols for /lib/libz.so.1 Reading symbols from /lib/libm.so.6...done. Loaded symbols for /lib/libm.so.6 Reading symbols from /usr/lib/gcc/i686-pc-linux-gnu/4.1.1/libgcc_s.so.1...done. Loaded symbols for /usr/lib/gcc/i686-pc-linux-gnu/4.1.1/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/fonts/libbitmap.so...done. Loaded symbols for /usr/lib/xorg/modules/fonts/libbitmap.so 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/librecord.so...done. Loaded symbols for /usr/lib/xorg/modules/extensions/librecord.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/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/extensions/libglx.so...done. Loaded symbols for /usr/lib/xorg/modules/extensions/libglx.so Reading symbols from /usr/lib/xorg/modules/extensions/libxtrap.so...done. Loaded symbols for /usr/lib/xorg/modules/extensions/libxtrap.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/radeon_drv.so...done. Loaded symbols for /usr/lib/xorg/modules/drivers/radeon_drv.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/synaptics_drv.so...done. Loaded symbols for /usr/lib/xorg/modules/input/synaptics_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/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/dri/r300_dri.so...done. Loaded symbols for /usr/lib/dri/r300_dri.so Reading symbols from /usr/lib/libexpat.so.0...done. Loaded symbols for /usr/lib/libexpat.so.0 Reading symbols from /usr/lib/libdrm.so.2...done. Loaded symbols for /usr/lib/libdrm.so.2 0xb7f5440e in ?? () (gdb) backtrace #0 0xb7f5440e in ?? () #1 0xbf9f01d8 in ?? () #2 0xbf9f01c4 in ?? () #3 0x4008642a in ?? () #4 0xb7d89df9 in ioctl () from /lib/libc.so.6 #5 0xb7c62145 in drmGetLock () from /usr/lib/xorg/modules/linux/libdrm.so #6 0xb7f3f5cf in DRILock () from /usr/lib/xorg/modules/extensions/libdri.so #7 0xb7f3f64a in DRIDoWakeupHandler () from /usr/lib/xorg/modules/extensions/libdri.so #8 0xb7f3e6ce in DRIWakeupHandler () from /usr/lib/xorg/modules/extensions/libdri.so #9 0x0808a9c5 in WakeupHandler () #10 0x08194745 in WaitForSomething () #11 0x08086af1 in Dispatch () #12 0x0806e608 in main ()