GNU gdb 6.8 Copyright (C) 2008 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "x86_64-pc-linux-gnu"... (gdb) attach 9194 Attaching to program: /usr/bin/Xorg, process 9194 Reading symbols from /usr/lib64/libpciaccess.so.0...done. Loaded symbols for /usr/lib/libpciaccess.so.0 Reading symbols from /usr/lib64/libXfont.so.1...done. Loaded symbols for /usr/lib/libXfont.so.1 Reading symbols from /usr/lib64/libfreetype.so.6...done. Loaded symbols for /usr/lib/libfreetype.so.6 Reading symbols from /lib64/libbz2.so.1...done. Loaded symbols for /lib/libbz2.so.1 Reading symbols from /usr/lib64/libfontenc.so.1...done. Loaded symbols for /usr/lib/libfontenc.so.1 Reading symbols from /usr/lib64/libXau.so.6...done. Loaded symbols for /usr/lib/libXau.so.6 Reading symbols from /usr/lib64/libpixman-1.so.0...done. Loaded symbols for /usr/lib/libpixman-1.so.0 Reading symbols from /usr/lib64/libhal.so.1...done. Loaded symbols for /usr/lib/libhal.so.1 Reading symbols from /lib64/libuuid.so.1...done. Loaded symbols for /lib/libuuid.so.1 Reading symbols from /usr/lib64/libdbus-1.so.3...done. Loaded symbols for /usr/lib/libdbus-1.so.3 Reading symbols from /lib64/libpthread.so.0...done. [Thread debugging using libthread_db enabled] [New Thread 0x7ffb3137e730 (LWP 9194)] Loaded symbols for /lib/libpthread.so.0 Reading symbols from /usr/lib64/libXdmcp.so.6...done. Loaded symbols for /usr/lib/libXdmcp.so.6 Reading symbols from /usr/lib64/libssl.so.0.9.8...done. Loaded symbols for /usr/lib/libssl.so.0.9.8 Reading symbols from /usr/lib64/libcrypto.so.0.9.8...done. Loaded symbols for /usr/lib/libcrypto.so.0.9.8 Reading symbols from /lib64/libdl.so.2...done. Loaded symbols for /lib/libdl.so.2 Reading symbols from /lib64/libz.so.1...done. Loaded symbols for /lib/libz.so.1 Reading symbols from /lib64/libm.so.6...done. Loaded symbols for /lib/libm.so.6 Reading symbols from /lib64/librt.so.1...done. Loaded symbols for /lib/librt.so.1 Reading symbols from /lib64/libc.so.6...done. Loaded symbols for /lib/libc.so.6 Reading symbols from /lib64/ld-linux-x86-64.so.2...done. Loaded symbols for /lib64/ld-linux-x86-64.so.2 Reading symbols from /lib64/libgcc_s.so.1...done. Loaded symbols for /lib/libgcc_s.so.1 Reading symbols from /usr/lib64/xorg/modules/extensions/libextmod.so...done. Loaded symbols for /usr/lib64/xorg/modules/extensions/libextmod.so Reading symbols from /usr/lib64/xorg/modules/extensions/libdbe.so...done. Loaded symbols for /usr/lib64/xorg/modules/extensions/libdbe.so Reading symbols from /usr/lib64/xorg/modules/extensions/libglx.so...done. Loaded symbols for /usr/lib64/xorg/modules/extensions/libglx.so Reading symbols from /usr/lib64/xorg/modules/extensions/librecord.so...done. Loaded symbols for /usr/lib64/xorg/modules/extensions/librecord.so Reading symbols from /usr/lib64/xorg/modules/extensions/libdri.so...done. Loaded symbols for /usr/lib64/xorg/modules/extensions/libdri.so Reading symbols from /usr/lib64/libdrm.so.2...done. Loaded symbols for /usr/lib/libdrm.so.2 Reading symbols from /usr/lib64/xorg/modules/extensions/libdri2.so...done. Loaded symbols for /usr/lib64/xorg/modules/extensions/libdri2.so Reading symbols from /usr/lib64/xorg/modules/drivers/nv_drv.so...done. Loaded symbols for /usr/lib64/xorg/modules/drivers/nv_drv.so Reading symbols from /usr/lib64/xorg/modules/libint10.so...done. Loaded symbols for /usr/lib64/xorg/modules/libint10.so Reading symbols from /usr/lib64/xorg/modules/libvgahw.so...done. Loaded symbols for /usr/lib64/xorg/modules/libvgahw.so Reading symbols from /usr/lib64/xorg/modules/libfb.so...done. Loaded symbols for /usr/lib64/xorg/modules/libfb.so Reading symbols from /usr/lib64/xorg/modules/libxaa.so...done. Loaded symbols for /usr/lib64/xorg/modules/libxaa.so Reading symbols from /usr/lib64/dri/swrast_dri.so...done. Loaded symbols for /usr/lib64/dri/swrast_dri.so Reading symbols from /usr/lib64/libexpat.so.1...done. Loaded symbols for /usr/lib/libexpat.so.1 Reading symbols from /usr/lib64/xorg/modules/input/evdev_drv.so...done. Loaded symbols for /usr/lib64/xorg/modules/input/evdev_drv.so 0x00007ffb2e6964d3 in __select_nocancel () from /lib/libc.so.6 (gdb) cont Continuing. Program received signal SIGQUIT, Quit. [Switching to Thread 0x7ffb3137e730 (LWP 9194)] xf86SIGIO (sig=29) at ./../shared/sigio.c:104 104 { (gdb) backtrace full #0 xf86SIGIO (sig=29) at ./../shared/sigio.c:104 i = ready = {fds_bits = {12039712, 4571930, 0, 0, 12884902143, 2953447145996696, 30064771075, 3594887626776, 1254130450432, 0, 0, 0, 0, 0, 0, 0}} to = {tv_sec = 0, tv_usec = 0} save_errno = r = #1 No locals. #2 0x00007ffb2e6964d3 in __select_nocancel () from /lib/libc.so.6 No symbol table info available. #3 0x000000000046306a in WaitForSomething ( pClientsReady=) at WaitFor.c:229 i = waittime = {tv_sec = 0, tv_usec = 517336} wt = (struct timeval *) 0x7fff3383bdd0 timeout = clientsReadable = {fds_bits = {0 }} clientsWritable = {fds_bits = {0, 16252592, 19085076, 140716745738242, 140733193388032, 0, 16726384, 0, 32, 0, 32, 4620172, 16547840, 4587645, 32, 0}} selecterr = 4 nready = devicesReadable = {fds_bits = {668, 0, 6474160687546368, 140716794842720, 0, 0, 0, 0, 524288, 140716791848316, 16726384, 5609418, 16726384, 5610459, 668, 16726384}} now = someReady = 0 #4 0x0000000000454482 in Dispatch () at dispatch.c:381 result = client = (ClientPtr) 0xda62f0 nready = -1 start_tick = 320 #5 0x0000000000424fcb in main (argc=3, argv=0x7ce588, envp=) at main.c:285 i = 1 alwaysCheckForInput = {0, 1} (gdb) q The program is running. Quit anyway (and detach it)? (y or n) Detaching from program: /usr/bin/Xorg, process 9194