#0  XQueryExtension (dpy=dpy@entry=0xffffffffc088b800, name=name@entry=0x7f1caff1a8b2 "\276\001", major_opcode=major_opcode@entry=0x7fffc903c3e4, first_event=first_event@entry=0x7fffc903c3e8, first_error=first_error@entry=0x7fffc903c3ec) at ../../src/QuExt.c:43
  [Error: ../../src/QuExt.c was not found in source tree]
#1  0x00007f1cbaae4ec2 in XInitExtension (dpy=dpy@entry=0xffffffffc088b800, name=name@entry=0x7f1caff1a8b2 "\276\001") at ../../src/InitExt.c:47
  [Error: ../../src/InitExt.c was not found in source tree]
#2  0x00007f1cba4a541d in XextAddDisplay (extinfo=0x7f1cc085ab20, dpy=0xffffffffc088b800, ext_name=0x7f1caff1a8b2 "\276\001", hooks=0x7f1cb0053520, nevents=17, data=0x0) at ../../src/extutil.c:110
  [Error: ../../src/extutil.c was not found in source tree]
#3  0x00007f1cafec32f9 in glXGetCurrentDrawable () from /tmp/apport_sandbox_yrEbQW/usr/lib/fglrx/libGL.so.1
#4  0x000000000000004b in ?? ()
#5  0x00007fffc903c4a0 in ?? ()
#6  0x0000000000000000 in ?? ()