GNU gdb (GDB) 6.8.50.20090628-cvs-debian
Copyright (C) 2009 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
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-linux-gnu".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>.
(gdb) attach 3403
Attaching to process 3403
Reading symbols from /usr/bin/Xorg...Reading symbols from /usr/lib/debug/usr/bin/Xorg...done.
done.
Reading symbols from /usr/lib/libpciaccess.so.0...done.
Loaded symbols for /usr/lib/libpciaccess.so.0
Reading symbols from /lib/libdl.so.2...Reading symbols from /usr/lib/debug/lib/libdl-2.9.so...done.
done.
Loaded symbols for /lib/libdl.so.2
Reading symbols from /lib/libpthread.so.0...Reading symbols from /usr/lib/debug/lib/libpthread-2.9.so...done.
[Thread debugging using libthread_db enabled]
done.
Loaded symbols for /lib/libpthread.so.0
Reading symbols from /usr/lib/libXfont.so.1...done.
Loaded symbols for /usr/lib/libXfont.so.1
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/libpixman-1.so.0...done.
Loaded symbols for /usr/lib/libpixman-1.so.0
Reading symbols from /usr/lib/libhal.so.1...done.
Loaded symbols for /usr/lib/libhal.so.1
Reading symbols from /lib/libdbus-1.so.3...done.
Loaded symbols for /lib/libdbus-1.so.3
Reading symbols from /usr/lib/libXdmcp.so.6...done.
Loaded symbols for /usr/lib/libXdmcp.so.6
Reading symbols from /lib/libgcrypt.so.11...done.
Loaded symbols for /lib/libgcrypt.so.11
Reading symbols from /lib/libm.so.6...Reading symbols from /usr/lib/debug/lib/libm-2.9.so...done.
done.
Loaded symbols for /lib/libm.so.6
Reading symbols from /lib/librt.so.1...Reading symbols from /usr/lib/debug/lib/librt-2.9.so...done.
done.
Loaded symbols for /lib/librt.so.1
Reading symbols from /lib/libc.so.6...Reading symbols from /usr/lib/debug/lib/libc-2.9.so...done.
done.
Loaded symbols for /lib/libc.so.6
Reading symbols from /lib/libz.so.1...done.
Loaded symbols for /lib/libz.so.1
Reading symbols from /lib64/ld-linux-x86-64.so.2...Reading symbols from /usr/lib/debug/lib/ld-2.9.so...done.
done.
Loaded symbols for /lib64/ld-linux-x86-64.so.2
Reading symbols from /usr/lib/libfreetype.so.6...done.
Loaded symbols for /usr/lib/libfreetype.so.6
Reading symbols from /lib/libgpg-error.so.0...done.
Loaded symbols for /lib/libgpg-error.so.0
Reading symbols from /usr/lib/xorg/modules/extensions//libextmod.so...Reading symbols from /usr/lib/debug/usr/lib/xorg/modules/extensions/libextmod.so...done.
done.
Loaded symbols for /usr/lib/xorg/modules/extensions//libextmod.so
Reading symbols from /usr/lib/xorg/modules/extensions//libdbe.so...Reading symbols from /usr/lib/debug/usr/lib/xorg/modules/extensions/libdbe.so...done.
done.
Loaded symbols for /usr/lib/xorg/modules/extensions//libdbe.so
Reading symbols from /usr/lib/xorg/modules/extensions//libglx.so...Reading symbols from /usr/lib/debug/usr/lib/xorg/modules/extensions/libglx.so...done.
done.
Loaded symbols for /usr/lib/xorg/modules/extensions//libglx.so
Reading symbols from /usr/lib/xorg/modules/extensions//librecord.so...Reading symbols from /usr/lib/debug/usr/lib/xorg/modules/extensions/librecord.so...done.
done.
Loaded symbols for /usr/lib/xorg/modules/extensions//librecord.so
Reading symbols from /usr/lib/xorg/modules/extensions//libdri.so...Reading symbols from /usr/lib/debug/usr/lib/xorg/modules/extensions/libdri.so...done.
done.
Loaded symbols for /usr/lib/xorg/modules/extensions//libdri.so
Reading symbols from /usr/lib/libdrm.so.2...done.
Loaded symbols for /usr/lib/libdrm.so.2
Reading symbols from /usr/lib/xorg/modules/extensions//libdri2.so...Reading symbols from /usr/lib/debug/usr/lib/xorg/modules/extensions/libdri2.so...done.
done.
Loaded symbols for /usr/lib/xorg/modules/extensions//libdri2.so
Reading symbols from /usr/lib/xorg/modules/drivers//intel_drv.so...Reading symbols from /usr/lib/debug/usr/lib/xorg/modules/drivers/intel_drv.so...done.
done.
Loaded symbols for /usr/lib/xorg/modules/drivers//intel_drv.so
Reading symbols from /usr/lib/libdrm_intel.so.1...done.
Loaded symbols for /usr/lib/libdrm_intel.so.1
Reading symbols from /usr/lib/xorg/modules/drivers//vesa_drv.so...done.
Loaded symbols for /usr/lib/xorg/modules/drivers//vesa_drv.so
Reading symbols from /usr/lib/xorg/modules/drivers//fbdev_drv.so...done.
Loaded symbols for /usr/lib/xorg/modules/drivers//fbdev_drv.so
Reading symbols from /usr/lib/xorg/modules/linux//libfbdevhw.so...Reading symbols from /usr/lib/debug/usr/lib/xorg/modules/linux/libfbdevhw.so...done.
done.
Loaded symbols for /usr/lib/xorg/modules/linux//libfbdevhw.so
Reading symbols from /usr/lib/xorg/modules//libfb.so...Reading symbols from /usr/lib/debug/usr/lib/xorg/modules/libfb.so...done.
done.
Loaded symbols for /usr/lib/xorg/modules//libfb.so
Reading symbols from /usr/lib/dri/i965_dri.so...Reading symbols from /usr/lib/debug/usr/lib/dri/i965_dri.so...done.
done.
Loaded symbols for /usr/lib/dri/i965_dri.so
Reading symbols from /usr/lib/libexpat.so.1...done.
Loaded symbols for /usr/lib/libexpat.so.1
Reading symbols from /usr/lib/xorg/modules/input//evdev_drv.so...done.
Loaded symbols for /usr/lib/xorg/modules/input//evdev_drv.so
Reading symbols from /lib/libnss_compat.so.2...Reading symbols from /usr/lib/debug/lib/libnss_compat-2.9.so...done.
done.
Loaded symbols for /lib/libnss_compat.so.2
Reading symbols from /lib/libnsl.so.1...Reading symbols from /usr/lib/debug/lib/libnsl-2.9.so...done.
done.
Loaded symbols for /lib/libnsl.so.1
Reading symbols from /lib/libnss_nis.so.2...Reading symbols from /usr/lib/debug/lib/libnss_nis-2.9.so...done.
done.
Loaded symbols for /lib/libnss_nis.so.2
Reading symbols from /lib/libnss_files.so.2...Reading symbols from /usr/lib/debug/lib/libnss_files-2.9.so...done.
done.
Loaded symbols for /lib/libnss_files.so.2
0x00007f75a52848e3 in __select_nocancel () from /lib/libc.so.6
(gdb) cont
Continuing.

Program received signal SIGQUIT, Quit.
0x00007f75a52848e3 in __select_nocancel () from /lib/libc.so.6
(gdb) bactktrace full
#0  0x00007f75a52848e3 in __select_nocancel () from /lib/libc.so.6
No symbol table info available.
#1  0x00000000004ed94a in WaitForSomething (
    pClientsReady=<value optimized out>) at ../../os/WaitFor.c:228
        i = <value optimized out>
        waittime = {tv_sec = 0, tv_usec = 292082}
        wt = 0x7fffea308f10
        timeout = <value optimized out>
        clientsReadable = {fds_bits = {0 <repeats 16 times>}}
        clientsWritable = {fds_bits = {61872864, 5623539, 140737122438968, 1, 
            61515552, 20973628, 0, 32, 61895968, 32, 81087824, 5202188, 48, 
            5184701, 32, 0}}
        curclient = <value optimized out>
        selecterr = 4
        nready = <value optimized out>
        devicesReadable = {fds_bits = {0, 61201552, 1, 29, 5, 61418512, 
            61209168, 5656299, 0, 61872864, 59828176, 61418512, 61404240, 29, 
            0, 61201552}}
        now = <value optimized out>
        someReady = 0
#2  0x000000000044dab2 in Dispatch () at ../../dix/dispatch.c:367
        result = <value optimized out>
        client = 0x3aaa720
        nready = <value optimized out>
        start_tick = 860
#3  0x0000000000433f05 in main (argc=<value optimized out>, 
    argv=0x7fffea309148, envp=<value optimized out>) at ../../dix/main.c:397
        i = 1
        alwaysCheckForInput = {0, 1}
(gdb) q
The program is running.  Quit anyway (and detach it)? (y or n) LND: Sending signal 3 to Thread 0x7f75a731f6f0 (LWP 3403)
Detaching from program: /usr/bin/Xorg, process 3403